1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * USB xHCI controller emulation 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * Copyright (c) 2011 Securiforest 5f1ae32a1SGerd Hoffmann * Date: 2011-05-11 ; Author: Hector Martin <hector@marcansoft.com> 6f1ae32a1SGerd Hoffmann * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 7f1ae32a1SGerd Hoffmann * 8f1ae32a1SGerd Hoffmann * This library is free software; you can redistribute it and/or 9f1ae32a1SGerd Hoffmann * modify it under the terms of the GNU Lesser General Public 10f1ae32a1SGerd Hoffmann * License as published by the Free Software Foundation; either 11f1ae32a1SGerd Hoffmann * version 2 of the License, or (at your option) any later version. 12f1ae32a1SGerd Hoffmann * 13f1ae32a1SGerd Hoffmann * This library is distributed in the hope that it will be useful, 14f1ae32a1SGerd Hoffmann * but WITHOUT ANY WARRANTY; without even the implied warranty of 15f1ae32a1SGerd Hoffmann * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16f1ae32a1SGerd Hoffmann * Lesser General Public License for more details. 17f1ae32a1SGerd Hoffmann * 18f1ae32a1SGerd Hoffmann * You should have received a copy of the GNU Lesser General Public 19f1ae32a1SGerd Hoffmann * License along with this library; if not, see <http://www.gnu.org/licenses/>. 20f1ae32a1SGerd Hoffmann */ 21e532b2e0SPeter Maydell #include "qemu/osdep.h" 22f1ae32a1SGerd Hoffmann #include "hw/hw.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 24*94b037f2SGerd Hoffmann #include "qemu/queue.h" 25f1ae32a1SGerd Hoffmann #include "hw/usb.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 27a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 28a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 292d754a10SGerd Hoffmann #include "trace.h" 301108b2f8SCao jin #include "qapi/error.h" 31f1ae32a1SGerd Hoffmann 32f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 33f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 34f1ae32a1SGerd Hoffmann 35f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 36f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 37f1ae32a1SGerd Hoffmann #else 38f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 39f1ae32a1SGerd Hoffmann #endif 40024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 41024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 42f1ae32a1SGerd Hoffmann 43d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 44d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 45f1ae32a1SGerd Hoffmann 460846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 47d95e74eaSGerd Hoffmann #define MAXSLOTS 64 48d95e74eaSGerd Hoffmann #define MAXINTRS 16 49f1ae32a1SGerd Hoffmann 50f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 511fe163feSGerd Hoffmann #define EV_QUEUE (((3 * 24) + 16) * MAXSLOTS) 52f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 53f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 54f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 55f1ae32a1SGerd Hoffmann 5605f43d44SGerd Hoffmann #define TRB_LINK_LIMIT 4 5705f43d44SGerd Hoffmann 58f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 59f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 60106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 61f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 62f1ae32a1SGerd Hoffmann 63106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 64106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 65106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 664c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 674c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 68f1ae32a1SGerd Hoffmann /* must be power of 2 */ 69106b214cSGerd Hoffmann #define LEN_REGS 0x4000 70f1ae32a1SGerd Hoffmann 71106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 72106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 73106b214cSGerd Hoffmann #endif 74106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 75106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 76106b214cSGerd Hoffmann #endif 77f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 78f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 79f1ae32a1SGerd Hoffmann #endif 80f1ae32a1SGerd Hoffmann 81f1ae32a1SGerd Hoffmann /* bit definitions */ 82f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 83f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 84f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 85f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 86f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 87f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 88f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 89f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 90f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 91f1ae32a1SGerd Hoffmann 92f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 93f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 94f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 95f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 96f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 97f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 98f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 99f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 100f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 101f1ae32a1SGerd Hoffmann 102f1ae32a1SGerd Hoffmann 103f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 104f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 105f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 106f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 107f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 108f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 109f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 110f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 113f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 114f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 115f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 116f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 117f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 118f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 119f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 120f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 121f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 122f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 123f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 124f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 125f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 126f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 127f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 128f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 129f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 130f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 131f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 132f1ae32a1SGerd Hoffmann 133f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 134f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 135f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 136f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 137f1ae32a1SGerd Hoffmann 138f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 139f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 140f1ae32a1SGerd Hoffmann 141f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 142f1ae32a1SGerd Hoffmann 143f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 144f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 145f1ae32a1SGerd Hoffmann uint64_t parameter; 146f1ae32a1SGerd Hoffmann uint32_t status; 147f1ae32a1SGerd Hoffmann uint32_t control; 14859a70ccdSDavid Gibson dma_addr_t addr; 149f1ae32a1SGerd Hoffmann bool ccs; 150f1ae32a1SGerd Hoffmann } XHCITRB; 151f1ae32a1SGerd Hoffmann 15285e05d82SGerd Hoffmann enum { 15385e05d82SGerd Hoffmann PLS_U0 = 0, 15485e05d82SGerd Hoffmann PLS_U1 = 1, 15585e05d82SGerd Hoffmann PLS_U2 = 2, 15685e05d82SGerd Hoffmann PLS_U3 = 3, 15785e05d82SGerd Hoffmann PLS_DISABLED = 4, 15885e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15985e05d82SGerd Hoffmann PLS_INACTIVE = 6, 16085e05d82SGerd Hoffmann PLS_POLLING = 7, 16185e05d82SGerd Hoffmann PLS_RECOVERY = 8, 16285e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16385e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16485e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16585e05d82SGerd Hoffmann PLS_RESUME = 15, 16685e05d82SGerd Hoffmann }; 167f1ae32a1SGerd Hoffmann 168f1ae32a1SGerd Hoffmann typedef enum TRBType { 169f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 170f1ae32a1SGerd Hoffmann TR_NORMAL, 171f1ae32a1SGerd Hoffmann TR_SETUP, 172f1ae32a1SGerd Hoffmann TR_DATA, 173f1ae32a1SGerd Hoffmann TR_STATUS, 174f1ae32a1SGerd Hoffmann TR_ISOCH, 175f1ae32a1SGerd Hoffmann TR_LINK, 176f1ae32a1SGerd Hoffmann TR_EVDATA, 177f1ae32a1SGerd Hoffmann TR_NOOP, 178f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 179f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 180f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 181f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 182f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 183f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 184f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 185f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 186f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 187f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 188f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 189f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 190f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 191f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 192f1ae32a1SGerd Hoffmann CR_NOOP, 193f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 194f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 195f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 196f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 197f1ae32a1SGerd Hoffmann ER_DOORBELL, 198f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 199f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 200f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 201f1ae32a1SGerd Hoffmann /* vendor specific bits */ 202f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 203f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 204f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 205f1ae32a1SGerd Hoffmann } TRBType; 206f1ae32a1SGerd Hoffmann 207f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 208f1ae32a1SGerd Hoffmann 209f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 210f1ae32a1SGerd Hoffmann CC_INVALID = 0, 211f1ae32a1SGerd Hoffmann CC_SUCCESS, 212f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 213f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 214f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 215f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 216f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 217f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 218f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 219f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 220f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 221f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 222f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 223f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 224f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 225f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 226f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 227f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 228f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 229f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 230f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 231f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 232f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 233f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 234f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 235f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 236f1ae32a1SGerd Hoffmann CC_STOPPED, 237f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 238f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 239f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 240f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 241f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 242f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 243f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 244f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 245f1ae32a1SGerd Hoffmann } TRBCCode; 246f1ae32a1SGerd Hoffmann 247f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 248f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 249f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 250f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 251f1ae32a1SGerd Hoffmann 252f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 253f1ae32a1SGerd Hoffmann 254f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 255f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 256f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 257f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 258f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 259f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 260f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 261f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 262f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 263f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 264f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 265f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 266f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 267f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 268f1ae32a1SGerd Hoffmann 269f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 270f1ae32a1SGerd Hoffmann 271f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 272f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 273f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 274f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 275f1ae32a1SGerd Hoffmann 276f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 277f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 278f1ae32a1SGerd Hoffmann 279f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 280f1ae32a1SGerd Hoffmann 2812d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2822d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2832d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2842d1de850SGerd Hoffmann 285f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 286f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 287f1ae32a1SGerd Hoffmann 288f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 289f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 290f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 291f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 292f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 293f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 294f1ae32a1SGerd Hoffmann 295f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 296f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 297f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 298f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 299f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 300f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 301f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 302f1ae32a1SGerd Hoffmann 303f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 304f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 305f1ae32a1SGerd Hoffmann 3061d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 307024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 308024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3091d8a4e69SGerd Hoffmann 31085e05d82SGerd Hoffmann #define get_field(data, field) \ 31185e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 31285e05d82SGerd Hoffmann 31385e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31485e05d82SGerd Hoffmann uint32_t val = *data; \ 31585e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31685e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31785e05d82SGerd Hoffmann *data = val; \ 31885e05d82SGerd Hoffmann } while (0) 31985e05d82SGerd Hoffmann 320f1ae32a1SGerd Hoffmann typedef enum EPType { 321f1ae32a1SGerd Hoffmann ET_INVALID = 0, 322f1ae32a1SGerd Hoffmann ET_ISO_OUT, 323f1ae32a1SGerd Hoffmann ET_BULK_OUT, 324f1ae32a1SGerd Hoffmann ET_INTR_OUT, 325f1ae32a1SGerd Hoffmann ET_CONTROL, 326f1ae32a1SGerd Hoffmann ET_ISO_IN, 327f1ae32a1SGerd Hoffmann ET_BULK_IN, 328f1ae32a1SGerd Hoffmann ET_INTR_IN, 329f1ae32a1SGerd Hoffmann } EPType; 330f1ae32a1SGerd Hoffmann 331f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 33259a70ccdSDavid Gibson dma_addr_t dequeue; 333f1ae32a1SGerd Hoffmann bool ccs; 334f1ae32a1SGerd Hoffmann } XHCIRing; 335f1ae32a1SGerd Hoffmann 336f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3371d8a4e69SGerd Hoffmann XHCIState *xhci; 338f1ae32a1SGerd Hoffmann uint32_t portsc; 3390846e635SGerd Hoffmann uint32_t portnr; 3400846e635SGerd Hoffmann USBPort *uport; 3410846e635SGerd Hoffmann uint32_t speedmask; 3421d8a4e69SGerd Hoffmann char name[16]; 3431d8a4e69SGerd Hoffmann MemoryRegion mem; 344f1ae32a1SGerd Hoffmann } XHCIPort; 345f1ae32a1SGerd Hoffmann 346f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 347f1ae32a1SGerd Hoffmann XHCIState *xhci; 348*94b037f2SGerd Hoffmann XHCIEPContext *epctx; 349f1ae32a1SGerd Hoffmann USBPacket packet; 350d5a15814SGerd Hoffmann QEMUSGList sgl; 351f1ae32a1SGerd Hoffmann bool running_async; 352f1ae32a1SGerd Hoffmann bool running_retry; 353f1ae32a1SGerd Hoffmann bool complete; 354a6fb2ddbSHans de Goede bool int_req; 355f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 356f1ae32a1SGerd Hoffmann unsigned int slotid; 357f1ae32a1SGerd Hoffmann unsigned int epid; 358024426acSGerd Hoffmann unsigned int streamid; 359f1ae32a1SGerd Hoffmann bool in_xfer; 360f1ae32a1SGerd Hoffmann bool iso_xfer; 3614d7a81c0SGerd Hoffmann bool timed_xfer; 362f1ae32a1SGerd Hoffmann 363f1ae32a1SGerd Hoffmann unsigned int trb_count; 364f1ae32a1SGerd Hoffmann XHCITRB *trbs; 365f1ae32a1SGerd Hoffmann 366f1ae32a1SGerd Hoffmann TRBCCode status; 367f1ae32a1SGerd Hoffmann 368f1ae32a1SGerd Hoffmann unsigned int pkts; 369f1ae32a1SGerd Hoffmann unsigned int pktsize; 370f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3713d139684SGerd Hoffmann 3723d139684SGerd Hoffmann uint64_t mfindex_kick; 373*94b037f2SGerd Hoffmann 374*94b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 375f1ae32a1SGerd Hoffmann } XHCITransfer; 376f1ae32a1SGerd Hoffmann 377024426acSGerd Hoffmann struct XHCIStreamContext { 378024426acSGerd Hoffmann dma_addr_t pctx; 379024426acSGerd Hoffmann unsigned int sct; 380024426acSGerd Hoffmann XHCIRing ring; 381024426acSGerd Hoffmann }; 382024426acSGerd Hoffmann 383024426acSGerd Hoffmann struct XHCIEPContext { 3843d139684SGerd Hoffmann XHCIState *xhci; 3853d139684SGerd Hoffmann unsigned int slotid; 3863d139684SGerd Hoffmann unsigned int epid; 3873d139684SGerd Hoffmann 388f1ae32a1SGerd Hoffmann XHCIRing ring; 389*94b037f2SGerd Hoffmann uint32_t xfer_count; 390*94b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 391f1ae32a1SGerd Hoffmann XHCITransfer *retry; 392f1ae32a1SGerd Hoffmann EPType type; 39359a70ccdSDavid Gibson dma_addr_t pctx; 394f1ae32a1SGerd Hoffmann unsigned int max_psize; 395f1ae32a1SGerd Hoffmann uint32_t state; 3963d139684SGerd Hoffmann 397024426acSGerd Hoffmann /* streams */ 398024426acSGerd Hoffmann unsigned int max_pstreams; 399024426acSGerd Hoffmann bool lsa; 400024426acSGerd Hoffmann unsigned int nr_pstreams; 401024426acSGerd Hoffmann XHCIStreamContext *pstreams; 402024426acSGerd Hoffmann 4033d139684SGerd Hoffmann /* iso xfer scheduling */ 4043d139684SGerd Hoffmann unsigned int interval; 4053d139684SGerd Hoffmann int64_t mfindex_last; 4063d139684SGerd Hoffmann QEMUTimer *kick_timer; 407024426acSGerd Hoffmann }; 408f1ae32a1SGerd Hoffmann 409f1ae32a1SGerd Hoffmann typedef struct XHCISlot { 410f1ae32a1SGerd Hoffmann bool enabled; 4114034e693SGerd Hoffmann bool addressed; 41259a70ccdSDavid Gibson dma_addr_t ctx; 413ccaf87a0SGerd Hoffmann USBPort *uport; 414f1ae32a1SGerd Hoffmann XHCIEPContext * eps[31]; 415f1ae32a1SGerd Hoffmann } XHCISlot; 416f1ae32a1SGerd Hoffmann 417f1ae32a1SGerd Hoffmann typedef struct XHCIEvent { 418f1ae32a1SGerd Hoffmann TRBType type; 419f1ae32a1SGerd Hoffmann TRBCCode ccode; 420f1ae32a1SGerd Hoffmann uint64_t ptr; 421f1ae32a1SGerd Hoffmann uint32_t length; 422f1ae32a1SGerd Hoffmann uint32_t flags; 423f1ae32a1SGerd Hoffmann uint8_t slotid; 424f1ae32a1SGerd Hoffmann uint8_t epid; 425f1ae32a1SGerd Hoffmann } XHCIEvent; 426f1ae32a1SGerd Hoffmann 427962d11e1SGerd Hoffmann typedef struct XHCIInterrupter { 428962d11e1SGerd Hoffmann uint32_t iman; 429962d11e1SGerd Hoffmann uint32_t imod; 430962d11e1SGerd Hoffmann uint32_t erstsz; 431962d11e1SGerd Hoffmann uint32_t erstba_low; 432962d11e1SGerd Hoffmann uint32_t erstba_high; 433962d11e1SGerd Hoffmann uint32_t erdp_low; 434962d11e1SGerd Hoffmann uint32_t erdp_high; 435962d11e1SGerd Hoffmann 436962d11e1SGerd Hoffmann bool msix_used, er_pcs, er_full; 437962d11e1SGerd Hoffmann 438962d11e1SGerd Hoffmann dma_addr_t er_start; 439962d11e1SGerd Hoffmann uint32_t er_size; 440962d11e1SGerd Hoffmann unsigned int er_ep_idx; 441962d11e1SGerd Hoffmann 442962d11e1SGerd Hoffmann XHCIEvent ev_buffer[EV_QUEUE]; 443962d11e1SGerd Hoffmann unsigned int ev_buffer_put; 444962d11e1SGerd Hoffmann unsigned int ev_buffer_get; 445962d11e1SGerd Hoffmann 446962d11e1SGerd Hoffmann } XHCIInterrupter; 447962d11e1SGerd Hoffmann 448f1ae32a1SGerd Hoffmann struct XHCIState { 4499b7d3334SAndreas Färber /*< private >*/ 4509b7d3334SAndreas Färber PCIDevice parent_obj; 4519b7d3334SAndreas Färber /*< public >*/ 4529b7d3334SAndreas Färber 453f1ae32a1SGerd Hoffmann USBBus bus; 454f1ae32a1SGerd Hoffmann MemoryRegion mem; 4551b067564SGerd Hoffmann MemoryRegion mem_cap; 4561b067564SGerd Hoffmann MemoryRegion mem_oper; 4571b067564SGerd Hoffmann MemoryRegion mem_runtime; 4581b067564SGerd Hoffmann MemoryRegion mem_doorbell; 459f1ae32a1SGerd Hoffmann 4600846e635SGerd Hoffmann /* properties */ 4610846e635SGerd Hoffmann uint32_t numports_2; 4620846e635SGerd Hoffmann uint32_t numports_3; 46391062ae0SGerd Hoffmann uint32_t numintrs; 46491062ae0SGerd Hoffmann uint32_t numslots; 465c5e9b02dSGerd Hoffmann uint32_t flags; 4662aa6bfcbSGerd Hoffmann uint32_t max_pstreams_mask; 467290fd20dSCao jin OnOffAuto msi; 468290fd20dSCao jin OnOffAuto msix; 4690846e635SGerd Hoffmann 470f1ae32a1SGerd Hoffmann /* Operational Registers */ 471f1ae32a1SGerd Hoffmann uint32_t usbcmd; 472f1ae32a1SGerd Hoffmann uint32_t usbsts; 473f1ae32a1SGerd Hoffmann uint32_t dnctrl; 474f1ae32a1SGerd Hoffmann uint32_t crcr_low; 475f1ae32a1SGerd Hoffmann uint32_t crcr_high; 476f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 477f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 478f1ae32a1SGerd Hoffmann uint32_t config; 479f1ae32a1SGerd Hoffmann 4800846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 481f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 482f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4830846e635SGerd Hoffmann uint32_t numports; 484f1ae32a1SGerd Hoffmann 485f1ae32a1SGerd Hoffmann /* Runtime Registers */ 48601546fa6SGerd Hoffmann int64_t mfindex_start; 48701546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 488962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 489f1ae32a1SGerd Hoffmann 490f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 491f1ae32a1SGerd Hoffmann }; 492f1ae32a1SGerd Hoffmann 49337034575SPeter Crosthwaite #define TYPE_XHCI "nec-usb-xhci" 49437034575SPeter Crosthwaite 49537034575SPeter Crosthwaite #define XHCI(obj) \ 49637034575SPeter Crosthwaite OBJECT_CHECK(XHCIState, (obj), TYPE_XHCI) 49737034575SPeter Crosthwaite 498f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 499f1ae32a1SGerd Hoffmann uint32_t addr_low; 500f1ae32a1SGerd Hoffmann uint32_t addr_high; 501f1ae32a1SGerd Hoffmann uint32_t size; 502f1ae32a1SGerd Hoffmann uint32_t rsvd; 503f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 504f1ae32a1SGerd Hoffmann 505c5e9b02dSGerd Hoffmann enum xhci_flags { 506290fd20dSCao jin XHCI_FLAG_SS_FIRST = 1, 507e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, 5082aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, 509c5e9b02dSGerd Hoffmann }; 510c5e9b02dSGerd Hoffmann 51101546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 512024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 5130bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5140bc85da6SGerd Hoffmann unsigned int epid); 515582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 516962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 517962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 518518ad5f2SHans de Goede static USBEndpoint *xhci_epid_to_usbep(XHCIState *xhci, 519518ad5f2SHans de Goede unsigned int slotid, unsigned int epid); 52001546fa6SGerd Hoffmann 521f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 522f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 523f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 524f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 525f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 526f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 527f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 528f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 529f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 530f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 531f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 532f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 533f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 534f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 535f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 536f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 537f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 538f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 539f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 540f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 541f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 542f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 543f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 544f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 545f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 546f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 547f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 548f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 549f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 550f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 551f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 552f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 553f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 554f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 555f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 556f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 557f1ae32a1SGerd Hoffmann }; 558f1ae32a1SGerd Hoffmann 559873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 560873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 561873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 562873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 563873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 564873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 565873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 566873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 567873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 568873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 569873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 570873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 571873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 572873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 573873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 574873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 575873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 576873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 577873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 578873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 579873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 580873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 581873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 582873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 583873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 584873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 585873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 586873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 587873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 588873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 589873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 590873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 591873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 592873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 593873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 594873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 595873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 596873123feSGerd Hoffmann }; 597873123feSGerd Hoffmann 5981c82392aSGerd Hoffmann static const char *ep_state_names[] = { 5991c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 6001c82392aSGerd Hoffmann [EP_RUNNING] = "running", 6011c82392aSGerd Hoffmann [EP_HALTED] = "halted", 6021c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 6031c82392aSGerd Hoffmann [EP_ERROR] = "error", 6041c82392aSGerd Hoffmann }; 6051c82392aSGerd Hoffmann 606f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 607f1ae32a1SGerd Hoffmann { 608f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 609f1ae32a1SGerd Hoffmann return "???"; 610f1ae32a1SGerd Hoffmann } 611f1ae32a1SGerd Hoffmann return list[index]; 612f1ae32a1SGerd Hoffmann } 613f1ae32a1SGerd Hoffmann 614f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 615f1ae32a1SGerd Hoffmann { 616f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 617f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 618f1ae32a1SGerd Hoffmann } 619f1ae32a1SGerd Hoffmann 620873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 621873123feSGerd Hoffmann { 622873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 623873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 624873123feSGerd Hoffmann } 625873123feSGerd Hoffmann 6261c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 6271c82392aSGerd Hoffmann { 6281c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 6291c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 6301c82392aSGerd Hoffmann } 6311c82392aSGerd Hoffmann 632f9955235SGerd Hoffmann static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 633f9955235SGerd Hoffmann { 634f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 635f9955235SGerd Hoffmann } 636f9955235SGerd Hoffmann 63701546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 63801546fa6SGerd Hoffmann { 639bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 64001546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 64101546fa6SGerd Hoffmann } 64201546fa6SGerd Hoffmann 64301546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 64401546fa6SGerd Hoffmann { 64501546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 64601546fa6SGerd Hoffmann uint32_t mfindex, left; 64701546fa6SGerd Hoffmann int64_t now; 64801546fa6SGerd Hoffmann 64901546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 650bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 65101546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 65201546fa6SGerd Hoffmann left = 0x4000 - mfindex; 653bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 65401546fa6SGerd Hoffmann } else { 655bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 65601546fa6SGerd Hoffmann } 65701546fa6SGerd Hoffmann } 65801546fa6SGerd Hoffmann 65901546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 66001546fa6SGerd Hoffmann { 66101546fa6SGerd Hoffmann XHCIState *xhci = opaque; 66201546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 66301546fa6SGerd Hoffmann 664962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 66501546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 66601546fa6SGerd Hoffmann } 667f1ae32a1SGerd Hoffmann 66859a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 669f1ae32a1SGerd Hoffmann { 67059a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 671f1ae32a1SGerd Hoffmann return low; 67259a70ccdSDavid Gibson } else { 67359a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 67459a70ccdSDavid Gibson } 675f1ae32a1SGerd Hoffmann } 676f1ae32a1SGerd Hoffmann 67759a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 678f1ae32a1SGerd Hoffmann { 67959a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 680f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 68159a70ccdSDavid Gibson } else { 68259a70ccdSDavid Gibson return addr; 68359a70ccdSDavid Gibson } 684f1ae32a1SGerd Hoffmann } 685f1ae32a1SGerd Hoffmann 686616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 687616b5d53SDavid Gibson uint32_t *buf, size_t len) 688616b5d53SDavid Gibson { 689616b5d53SDavid Gibson int i; 690616b5d53SDavid Gibson 691616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 692616b5d53SDavid Gibson 6939b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 694616b5d53SDavid Gibson 695616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 696616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 697616b5d53SDavid Gibson } 698616b5d53SDavid Gibson } 699616b5d53SDavid Gibson 700616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 701616b5d53SDavid Gibson uint32_t *buf, size_t len) 702616b5d53SDavid Gibson { 703616b5d53SDavid Gibson int i; 704182b391eSPeter Xu uint32_t tmp[5]; 705182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 706616b5d53SDavid Gibson 707616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 708182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 709616b5d53SDavid Gibson 710182b391eSPeter Xu for (i = 0; i < n; i++) { 711616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 712616b5d53SDavid Gibson } 7139b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 714616b5d53SDavid Gibson } 715616b5d53SDavid Gibson 7160846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 7170846e635SGerd Hoffmann { 7180846e635SGerd Hoffmann int index; 7190846e635SGerd Hoffmann 7200846e635SGerd Hoffmann if (!uport->dev) { 7210846e635SGerd Hoffmann return NULL; 7220846e635SGerd Hoffmann } 7230846e635SGerd Hoffmann switch (uport->dev->speed) { 7240846e635SGerd Hoffmann case USB_SPEED_LOW: 7250846e635SGerd Hoffmann case USB_SPEED_FULL: 7260846e635SGerd Hoffmann case USB_SPEED_HIGH: 7277bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7287bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 7297bafd888SGerd Hoffmann } else { 7300846e635SGerd Hoffmann index = uport->index; 7317bafd888SGerd Hoffmann } 7320846e635SGerd Hoffmann break; 7330846e635SGerd Hoffmann case USB_SPEED_SUPER: 7347bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7357bafd888SGerd Hoffmann index = uport->index; 7367bafd888SGerd Hoffmann } else { 7370846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7387bafd888SGerd Hoffmann } 7390846e635SGerd Hoffmann break; 7400846e635SGerd Hoffmann default: 7410846e635SGerd Hoffmann return NULL; 7420846e635SGerd Hoffmann } 7430846e635SGerd Hoffmann return &xhci->ports[index]; 7440846e635SGerd Hoffmann } 7450846e635SGerd Hoffmann 7464c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 747f1ae32a1SGerd Hoffmann { 7489b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 749f1ae32a1SGerd Hoffmann int level = 0; 750f1ae32a1SGerd Hoffmann 7519b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7529b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7534c4abe7cSGerd Hoffmann return; 7544c4abe7cSGerd Hoffmann } 7554c4abe7cSGerd Hoffmann 756962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 757962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 758215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 759f1ae32a1SGerd Hoffmann level = 1; 760f1ae32a1SGerd Hoffmann } 761f1ae32a1SGerd Hoffmann 7627acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 7639e64f8a3SMarcel Apfelbaum pci_set_irq(pci_dev, level); 764f1ae32a1SGerd Hoffmann } 7654c4abe7cSGerd Hoffmann 766962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7674c47f800SGerd Hoffmann { 7689b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7694c47f800SGerd Hoffmann bool enabled; 7704c47f800SGerd Hoffmann 7719b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7724c47f800SGerd Hoffmann return; 7734c47f800SGerd Hoffmann } 7744c47f800SGerd Hoffmann 775962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 776962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7774c47f800SGerd Hoffmann return; 7784c47f800SGerd Hoffmann } 7794c47f800SGerd Hoffmann 7804c47f800SGerd Hoffmann if (enabled) { 781962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7829b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 783962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7844c47f800SGerd Hoffmann } else { 785962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7869b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 787962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7884c47f800SGerd Hoffmann } 7894c47f800SGerd Hoffmann } 7904c47f800SGerd Hoffmann 791962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7924c4abe7cSGerd Hoffmann { 7939b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7949b7d3334SAndreas Färber 795962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 796962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7972cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7982cae4119SGerd Hoffmann 799962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 8004c4abe7cSGerd Hoffmann return; 8014c4abe7cSGerd Hoffmann } 8024c4abe7cSGerd Hoffmann 8034c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 8044c4abe7cSGerd Hoffmann return; 8054c4abe7cSGerd Hoffmann } 8064c4abe7cSGerd Hoffmann 8079b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 808962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 8099b7d3334SAndreas Färber msix_notify(pci_dev, v); 8104c47f800SGerd Hoffmann return; 8114c47f800SGerd Hoffmann } 8124c47f800SGerd Hoffmann 8139b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 814962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 8159b7d3334SAndreas Färber msi_notify(pci_dev, v); 8164c4abe7cSGerd Hoffmann return; 8174c4abe7cSGerd Hoffmann } 8184c4abe7cSGerd Hoffmann 819962d11e1SGerd Hoffmann if (v == 0) { 8204c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 8219e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 822f1ae32a1SGerd Hoffmann } 823962d11e1SGerd Hoffmann } 824f1ae32a1SGerd Hoffmann 825f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 826f1ae32a1SGerd Hoffmann { 827962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 828f1ae32a1SGerd Hoffmann } 829f1ae32a1SGerd Hoffmann 830f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 831f1ae32a1SGerd Hoffmann { 832f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 833d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 834f1ae32a1SGerd Hoffmann } 835f1ae32a1SGerd Hoffmann 836962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 837f1ae32a1SGerd Hoffmann { 8389b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 839962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 840f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 84159a70ccdSDavid Gibson dma_addr_t addr; 842f1ae32a1SGerd Hoffmann 843f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 844f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 845f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 846f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 847962d11e1SGerd Hoffmann if (intr->er_pcs) { 848f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 849f1ae32a1SGerd Hoffmann } 850f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 851f1ae32a1SGerd Hoffmann 852962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 853873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 854873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 855f1ae32a1SGerd Hoffmann 856962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8579b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 858f1ae32a1SGerd Hoffmann 859962d11e1SGerd Hoffmann intr->er_ep_idx++; 860962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 861962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 862962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 863f1ae32a1SGerd Hoffmann } 864f1ae32a1SGerd Hoffmann } 865f1ae32a1SGerd Hoffmann 866962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 867f1ae32a1SGerd Hoffmann { 868962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 86959a70ccdSDavid Gibson dma_addr_t erdp; 870f1ae32a1SGerd Hoffmann unsigned int dp_idx; 871f1ae32a1SGerd Hoffmann bool do_irq = 0; 872f1ae32a1SGerd Hoffmann 873f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 874f1ae32a1SGerd Hoffmann return; 875f1ae32a1SGerd Hoffmann } 876f1ae32a1SGerd Hoffmann 877962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 878962d11e1SGerd Hoffmann if (erdp < intr->er_start || 879962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 880d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 881d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 882962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 883f1ae32a1SGerd Hoffmann xhci_die(xhci); 884f1ae32a1SGerd Hoffmann return; 885f1ae32a1SGerd Hoffmann } 886962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 887962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 888f1ae32a1SGerd Hoffmann 889f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 890f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 891f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 892962d11e1SGerd Hoffmann if (intr->er_full) { 893962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 894f1ae32a1SGerd Hoffmann if (er_free <= 0) { 895962d11e1SGerd Hoffmann er_free += intr->er_size; 896f1ae32a1SGerd Hoffmann } 897962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 898f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 899f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 900f1ae32a1SGerd Hoffmann return; 901f1ae32a1SGerd Hoffmann } 902f1ae32a1SGerd Hoffmann } 903f1ae32a1SGerd Hoffmann 904962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 905962d11e1SGerd Hoffmann assert(intr->er_full); 906962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 907f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 908f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 909f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 910962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 911f1ae32a1SGerd Hoffmann #endif 912f1ae32a1SGerd Hoffmann do_irq = 1; 913f1ae32a1SGerd Hoffmann break; 914f1ae32a1SGerd Hoffmann } 915962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 916962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 917962d11e1SGerd Hoffmann intr->ev_buffer_get++; 918f1ae32a1SGerd Hoffmann do_irq = 1; 919962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 920962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 921f1ae32a1SGerd Hoffmann } 922f1ae32a1SGerd Hoffmann } 923f1ae32a1SGerd Hoffmann 924f1ae32a1SGerd Hoffmann if (do_irq) { 925962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 926f1ae32a1SGerd Hoffmann } 927f1ae32a1SGerd Hoffmann 928962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 929f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 930962d11e1SGerd Hoffmann intr->er_full = 0; 931f1ae32a1SGerd Hoffmann } 932f1ae32a1SGerd Hoffmann } 933f1ae32a1SGerd Hoffmann 934962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 935f1ae32a1SGerd Hoffmann { 9362d1de850SGerd Hoffmann XHCIInterrupter *intr; 93759a70ccdSDavid Gibson dma_addr_t erdp; 938f1ae32a1SGerd Hoffmann unsigned int dp_idx; 939f1ae32a1SGerd Hoffmann 94091062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 94191062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9422d1de850SGerd Hoffmann return; 9432d1de850SGerd Hoffmann } 9442d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9452d1de850SGerd Hoffmann 946962d11e1SGerd Hoffmann if (intr->er_full) { 947f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 948962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 949d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 950f1ae32a1SGerd Hoffmann return; 951f1ae32a1SGerd Hoffmann } 952962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 953962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 954962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 955f1ae32a1SGerd Hoffmann } 956f1ae32a1SGerd Hoffmann return; 957f1ae32a1SGerd Hoffmann } 958f1ae32a1SGerd Hoffmann 959962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 960962d11e1SGerd Hoffmann if (erdp < intr->er_start || 961962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 962d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 963d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 964962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 965f1ae32a1SGerd Hoffmann xhci_die(xhci); 966f1ae32a1SGerd Hoffmann return; 967f1ae32a1SGerd Hoffmann } 968f1ae32a1SGerd Hoffmann 969962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 970962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 971f1ae32a1SGerd Hoffmann 972962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 973f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 974f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 975f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 976f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 977f1ae32a1SGerd Hoffmann #endif 978962d11e1SGerd Hoffmann intr->er_full = 1; 979962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 980d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 981f1ae32a1SGerd Hoffmann return; 982f1ae32a1SGerd Hoffmann } 983962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 984962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 985962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 986f1ae32a1SGerd Hoffmann } 987f1ae32a1SGerd Hoffmann } else { 988962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 989f1ae32a1SGerd Hoffmann } 990f1ae32a1SGerd Hoffmann 991962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 992f1ae32a1SGerd Hoffmann } 993f1ae32a1SGerd Hoffmann 994f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 99559a70ccdSDavid Gibson dma_addr_t base) 996f1ae32a1SGerd Hoffmann { 997f1ae32a1SGerd Hoffmann ring->dequeue = base; 998f1ae32a1SGerd Hoffmann ring->ccs = 1; 999f1ae32a1SGerd Hoffmann } 1000f1ae32a1SGerd Hoffmann 1001f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 100259a70ccdSDavid Gibson dma_addr_t *addr) 1003f1ae32a1SGerd Hoffmann { 10049b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 100505f43d44SGerd Hoffmann uint32_t link_cnt = 0; 10069b7d3334SAndreas Färber 1007f1ae32a1SGerd Hoffmann while (1) { 1008f1ae32a1SGerd Hoffmann TRBType type; 10099b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 1010f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 1011f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 1012f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 1013f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 1014f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 1015f1ae32a1SGerd Hoffmann 10160703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 10170703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 1018f1ae32a1SGerd Hoffmann 1019f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 1020f1ae32a1SGerd Hoffmann return 0; 1021f1ae32a1SGerd Hoffmann } 1022f1ae32a1SGerd Hoffmann 1023f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 1024f1ae32a1SGerd Hoffmann 1025f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 1026f1ae32a1SGerd Hoffmann if (addr) { 1027f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 1028f1ae32a1SGerd Hoffmann } 1029f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 1030f1ae32a1SGerd Hoffmann return type; 1031f1ae32a1SGerd Hoffmann } else { 103205f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 103305f43d44SGerd Hoffmann return 0; 103405f43d44SGerd Hoffmann } 1035f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 1036f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 1037f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 1038f1ae32a1SGerd Hoffmann } 1039f1ae32a1SGerd Hoffmann } 1040f1ae32a1SGerd Hoffmann } 1041f1ae32a1SGerd Hoffmann } 1042f1ae32a1SGerd Hoffmann 1043f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1044f1ae32a1SGerd Hoffmann { 10459b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1046f1ae32a1SGerd Hoffmann XHCITRB trb; 1047f1ae32a1SGerd Hoffmann int length = 0; 104859a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1049f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1050f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1051f1ae32a1SGerd Hoffmann bool control_td_set = 0; 105205f43d44SGerd Hoffmann uint32_t link_cnt = 0; 1053f1ae32a1SGerd Hoffmann 1054f1ae32a1SGerd Hoffmann while (1) { 1055f1ae32a1SGerd Hoffmann TRBType type; 10569b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1057f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1058f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1059f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1060f1ae32a1SGerd Hoffmann 1061f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1062f1ae32a1SGerd Hoffmann return -length; 1063f1ae32a1SGerd Hoffmann } 1064f1ae32a1SGerd Hoffmann 1065f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1066f1ae32a1SGerd Hoffmann 1067f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 106805f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 106905f43d44SGerd Hoffmann return -length; 107005f43d44SGerd Hoffmann } 1071f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1072f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1073f1ae32a1SGerd Hoffmann ccs = !ccs; 1074f1ae32a1SGerd Hoffmann } 1075f1ae32a1SGerd Hoffmann continue; 1076f1ae32a1SGerd Hoffmann } 1077f1ae32a1SGerd Hoffmann 1078f1ae32a1SGerd Hoffmann length += 1; 1079f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1080f1ae32a1SGerd Hoffmann 1081f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1082f1ae32a1SGerd Hoffmann control_td_set = 1; 1083f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1084f1ae32a1SGerd Hoffmann control_td_set = 0; 1085f1ae32a1SGerd Hoffmann } 1086f1ae32a1SGerd Hoffmann 1087f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1088f1ae32a1SGerd Hoffmann return length; 1089f1ae32a1SGerd Hoffmann } 1090f1ae32a1SGerd Hoffmann } 1091f1ae32a1SGerd Hoffmann } 1092f1ae32a1SGerd Hoffmann 1093962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1094f1ae32a1SGerd Hoffmann { 1095962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1096f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1097f1ae32a1SGerd Hoffmann 1098e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1099e099ad4bSGerd Hoffmann /* disabled */ 1100e099ad4bSGerd Hoffmann intr->er_start = 0; 1101e099ad4bSGerd Hoffmann intr->er_size = 0; 1102e099ad4bSGerd Hoffmann return; 1103e099ad4bSGerd Hoffmann } 1104f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1105962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1106d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1107f1ae32a1SGerd Hoffmann xhci_die(xhci); 1108f1ae32a1SGerd Hoffmann return; 1109f1ae32a1SGerd Hoffmann } 1110962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 11119b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1112f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1113f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1114f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1115f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1116d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 1117f1ae32a1SGerd Hoffmann xhci_die(xhci); 1118f1ae32a1SGerd Hoffmann return; 1119f1ae32a1SGerd Hoffmann } 1120962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1121962d11e1SGerd Hoffmann intr->er_size = seg.size; 1122f1ae32a1SGerd Hoffmann 1123962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1124962d11e1SGerd Hoffmann intr->er_pcs = 1; 1125962d11e1SGerd Hoffmann intr->er_full = 0; 1126f1ae32a1SGerd Hoffmann 1127962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1128962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1129f1ae32a1SGerd Hoffmann } 1130f1ae32a1SGerd Hoffmann 1131f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1132f1ae32a1SGerd Hoffmann { 1133fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1134f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1135bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1136f1ae32a1SGerd Hoffmann } 1137f1ae32a1SGerd Hoffmann 1138f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1139f1ae32a1SGerd Hoffmann { 1140fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1141f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1142f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1143f1ae32a1SGerd Hoffmann } 1144f1ae32a1SGerd Hoffmann 1145024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1146024426acSGerd Hoffmann dma_addr_t base) 1147024426acSGerd Hoffmann { 1148024426acSGerd Hoffmann XHCIStreamContext *stctx; 1149024426acSGerd Hoffmann unsigned int i; 1150024426acSGerd Hoffmann 1151024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1152024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1153024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1154024426acSGerd Hoffmann stctx[i].sct = -1; 1155024426acSGerd Hoffmann } 1156024426acSGerd Hoffmann return stctx; 1157024426acSGerd Hoffmann } 1158024426acSGerd Hoffmann 1159024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1160024426acSGerd Hoffmann { 1161024426acSGerd Hoffmann unsigned int i; 1162024426acSGerd Hoffmann 1163024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1164024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1165024426acSGerd Hoffmann } 1166024426acSGerd Hoffmann } 1167024426acSGerd Hoffmann 1168024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1169024426acSGerd Hoffmann { 1170024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1171f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1172024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1173024426acSGerd Hoffmann } 1174024426acSGerd Hoffmann 1175024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1176024426acSGerd Hoffmann { 1177024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1178024426acSGerd Hoffmann 1179024426acSGerd Hoffmann g_free(epctx->pstreams); 1180024426acSGerd Hoffmann epctx->pstreams = NULL; 1181024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1182024426acSGerd Hoffmann } 1183024426acSGerd Hoffmann 118472391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 118572391da5SHans de Goede unsigned int slotid, 118672391da5SHans de Goede uint32_t epmask, 118772391da5SHans de Goede XHCIEPContext **epctxs, 118872391da5SHans de Goede USBEndpoint **eps) 118972391da5SHans de Goede { 119072391da5SHans de Goede XHCISlot *slot; 119172391da5SHans de Goede XHCIEPContext *epctx; 119272391da5SHans de Goede USBEndpoint *ep; 119372391da5SHans de Goede int i, j; 119472391da5SHans de Goede 119572391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 119672391da5SHans de Goede 119772391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 119872391da5SHans de Goede 119972391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 12003d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 120172391da5SHans de Goede continue; 120272391da5SHans de Goede } 120372391da5SHans de Goede 120472391da5SHans de Goede epctx = slot->eps[i - 1]; 120572391da5SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, i); 120672391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 120772391da5SHans de Goede continue; 120872391da5SHans de Goede } 120972391da5SHans de Goede 121072391da5SHans de Goede if (epctxs) { 121172391da5SHans de Goede epctxs[j] = epctx; 121272391da5SHans de Goede } 121372391da5SHans de Goede eps[j++] = ep; 121472391da5SHans de Goede } 121572391da5SHans de Goede return j; 121672391da5SHans de Goede } 121772391da5SHans de Goede 121872391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 121972391da5SHans de Goede uint32_t epmask) 122072391da5SHans de Goede { 122172391da5SHans de Goede USBEndpoint *eps[30]; 122272391da5SHans de Goede int nr_eps; 122372391da5SHans de Goede 122472391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 122572391da5SHans de Goede if (nr_eps) { 122672391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 122772391da5SHans de Goede } 122872391da5SHans de Goede } 122972391da5SHans de Goede 123072391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 123172391da5SHans de Goede uint32_t epmask) 123272391da5SHans de Goede { 123372391da5SHans de Goede XHCIEPContext *epctxs[30]; 123472391da5SHans de Goede USBEndpoint *eps[30]; 123572391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 123672391da5SHans de Goede 123772391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 123872391da5SHans de Goede eps); 123972391da5SHans de Goede if (nr_eps == 0) { 124072391da5SHans de Goede return CC_SUCCESS; 124172391da5SHans de Goede } 124272391da5SHans de Goede 124372391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 124472391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 124572391da5SHans de Goede 124672391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 124772391da5SHans de Goede /* 124872391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 124972391da5SHans de Goede * to come up with another solution, ie group identical endpoints 125072391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 125172391da5SHans de Goede */ 125272391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 125372391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 125472391da5SHans de Goede return CC_RESOURCE_ERROR; 125572391da5SHans de Goede } 125672391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 125772391da5SHans de Goede FIXME("device streams config not identical for all eps"); 125872391da5SHans de Goede return CC_RESOURCE_ERROR; 125972391da5SHans de Goede } 126072391da5SHans de Goede } 126172391da5SHans de Goede 126272391da5SHans de Goede /* 126372391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 126472391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 126572391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 126672391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 126772391da5SHans de Goede * 126872391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 126972391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 127072391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 127172391da5SHans de Goede * the device can handle. 127272391da5SHans de Goede * 127372391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 127472391da5SHans de Goede * can handle. 127572391da5SHans de Goede */ 127672391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 127772391da5SHans de Goede req_nr_streams = dev_max_streams; 127872391da5SHans de Goede } 127972391da5SHans de Goede 128072391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 128172391da5SHans de Goede if (r != 0) { 1282d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 128372391da5SHans de Goede return CC_RESOURCE_ERROR; 128472391da5SHans de Goede } 128572391da5SHans de Goede 128672391da5SHans de Goede return CC_SUCCESS; 128772391da5SHans de Goede } 128872391da5SHans de Goede 1289024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1290024426acSGerd Hoffmann unsigned int streamid, 1291024426acSGerd Hoffmann uint32_t *cc_error) 1292024426acSGerd Hoffmann { 1293024426acSGerd Hoffmann XHCIStreamContext *sctx; 1294024426acSGerd Hoffmann dma_addr_t base; 1295024426acSGerd Hoffmann uint32_t ctx[2], sct; 1296024426acSGerd Hoffmann 1297024426acSGerd Hoffmann assert(streamid != 0); 1298024426acSGerd Hoffmann if (epctx->lsa) { 1299024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1300024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1301024426acSGerd Hoffmann return NULL; 1302024426acSGerd Hoffmann } 1303024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1304024426acSGerd Hoffmann } else { 1305024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1306024426acSGerd Hoffmann } 1307024426acSGerd Hoffmann 1308024426acSGerd Hoffmann if (sctx->sct == -1) { 1309024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1310024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1311024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1312024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1313024426acSGerd Hoffmann return NULL; 1314024426acSGerd Hoffmann } 1315024426acSGerd Hoffmann sctx->sct = sct; 1316024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1317024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1318024426acSGerd Hoffmann } 1319024426acSGerd Hoffmann return sctx; 1320024426acSGerd Hoffmann } 1321024426acSGerd Hoffmann 1322f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1323024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1324f1ae32a1SGerd Hoffmann { 1325c90daa1cSHans de Goede XHCIRing *ring = NULL; 1326f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1327024426acSGerd Hoffmann uint32_t ctx2[2]; 1328f1ae32a1SGerd Hoffmann 1329616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1330f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1331f1ae32a1SGerd Hoffmann ctx[0] |= state; 1332024426acSGerd Hoffmann 1333024426acSGerd Hoffmann /* update ring dequeue ptr */ 1334024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1335024426acSGerd Hoffmann if (sctx != NULL) { 1336c90daa1cSHans de Goede ring = &sctx->ring; 1337024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1338024426acSGerd Hoffmann ctx2[0] &= 0xe; 1339024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1340024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1341024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1342024426acSGerd Hoffmann } 1343024426acSGerd Hoffmann } else { 1344c90daa1cSHans de Goede ring = &epctx->ring; 1345c90daa1cSHans de Goede } 1346c90daa1cSHans de Goede if (ring) { 1347c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1348c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1349c90daa1cSHans de Goede 135059a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1351f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1352024426acSGerd Hoffmann } 1353024426acSGerd Hoffmann 1354616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 13551c82392aSGerd Hoffmann if (epctx->state != state) { 13561c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 13571c82392aSGerd Hoffmann ep_state_name(epctx->state), 13581c82392aSGerd Hoffmann ep_state_name(state)); 13591c82392aSGerd Hoffmann } 1360f1ae32a1SGerd Hoffmann epctx->state = state; 1361f1ae32a1SGerd Hoffmann } 1362f1ae32a1SGerd Hoffmann 13633d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 13643d139684SGerd Hoffmann { 13653d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 1366024426acSGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0); 13673d139684SGerd Hoffmann } 13683d139684SGerd Hoffmann 1369492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1370492b21f6SGerd Hoffmann unsigned int slotid, 1371492b21f6SGerd Hoffmann unsigned int epid) 1372492b21f6SGerd Hoffmann { 1373492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1374492b21f6SGerd Hoffmann 1375492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1376492b21f6SGerd Hoffmann epctx->xhci = xhci; 1377492b21f6SGerd Hoffmann epctx->slotid = slotid; 1378492b21f6SGerd Hoffmann epctx->epid = epid; 1379492b21f6SGerd Hoffmann 1380*94b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1381bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1382492b21f6SGerd Hoffmann 1383492b21f6SGerd Hoffmann return epctx; 1384492b21f6SGerd Hoffmann } 1385492b21f6SGerd Hoffmann 1386003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1387003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1388f1ae32a1SGerd Hoffmann { 138959a70ccdSDavid Gibson dma_addr_t dequeue; 1390f1ae32a1SGerd Hoffmann 1391f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1392f1ae32a1SGerd Hoffmann 1393f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1394f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1395f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1396f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 13972aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1398024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1399024426acSGerd Hoffmann if (epctx->max_pstreams) { 1400024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1401024426acSGerd Hoffmann } else { 1402003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1403024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1404024426acSGerd Hoffmann } 1405f1ae32a1SGerd Hoffmann 1406ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1407003e15a1SGerd Hoffmann } 1408003e15a1SGerd Hoffmann 1409003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1410003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1411003e15a1SGerd Hoffmann uint32_t *ctx) 1412003e15a1SGerd Hoffmann { 1413003e15a1SGerd Hoffmann XHCISlot *slot; 1414003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1415003e15a1SGerd Hoffmann 1416003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1417003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1418003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1419003e15a1SGerd Hoffmann 1420003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1421003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1422003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1423003e15a1SGerd Hoffmann } 1424003e15a1SGerd Hoffmann 1425003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1426003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1427003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1428003e15a1SGerd Hoffmann 14298c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 14308c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 14318c244210SGonglei 14323d139684SGerd Hoffmann epctx->mfindex_last = 0; 14333d139684SGerd Hoffmann 1434f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1435f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1436f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1437f1ae32a1SGerd Hoffmann 1438f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1439f1ae32a1SGerd Hoffmann } 1440f1ae32a1SGerd Hoffmann 1441*94b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 1442*94b037f2SGerd Hoffmann uint32_t length) 1443*94b037f2SGerd Hoffmann { 1444*94b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 1445*94b037f2SGerd Hoffmann XHCITransfer *xfer; 1446*94b037f2SGerd Hoffmann 1447*94b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 1448*94b037f2SGerd Hoffmann return NULL; 1449*94b037f2SGerd Hoffmann } 1450*94b037f2SGerd Hoffmann 1451*94b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 1452*94b037f2SGerd Hoffmann xfer->xhci = epctx->xhci; 1453*94b037f2SGerd Hoffmann xfer->epctx = epctx; 1454*94b037f2SGerd Hoffmann xfer->slotid = epctx->slotid; 1455*94b037f2SGerd Hoffmann xfer->epid = epctx->epid; 1456*94b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 1457*94b037f2SGerd Hoffmann xfer->trb_count = length; 1458*94b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 1459*94b037f2SGerd Hoffmann 1460*94b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 1461*94b037f2SGerd Hoffmann epctx->xfer_count++; 1462*94b037f2SGerd Hoffmann 1463*94b037f2SGerd Hoffmann return xfer; 1464*94b037f2SGerd Hoffmann } 1465*94b037f2SGerd Hoffmann 1466*94b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 1467*94b037f2SGerd Hoffmann { 1468*94b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 1469*94b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 1470*94b037f2SGerd Hoffmann 1471*94b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 1472*94b037f2SGerd Hoffmann g_free(xfer->trbs); 1473*94b037f2SGerd Hoffmann g_free(xfer); 1474*94b037f2SGerd Hoffmann } 1475*94b037f2SGerd Hoffmann 1476582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 14773151f209SHans de Goede { 14783151f209SHans de Goede int killed = 0; 14793151f209SHans de Goede 1480582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1481582d6f4aSHans de Goede t->status = report; 1482582d6f4aSHans de Goede xhci_xfer_report(t); 1483582d6f4aSHans de Goede } 1484582d6f4aSHans de Goede 14853151f209SHans de Goede if (t->running_async) { 14863151f209SHans de Goede usb_cancel_packet(&t->packet); 14873151f209SHans de Goede t->running_async = 0; 14883151f209SHans de Goede killed = 1; 14893151f209SHans de Goede } 14903151f209SHans de Goede if (t->running_retry) { 14913151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 14923151f209SHans de Goede if (epctx) { 14933151f209SHans de Goede epctx->retry = NULL; 1494bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 14953151f209SHans de Goede } 14963151f209SHans de Goede t->running_retry = 0; 1497582d6f4aSHans de Goede killed = 1; 14983151f209SHans de Goede } 14993151f209SHans de Goede g_free(t->trbs); 15003151f209SHans de Goede 15013151f209SHans de Goede t->trbs = NULL; 1502*94b037f2SGerd Hoffmann t->trb_count = 0; 15033151f209SHans de Goede 15043151f209SHans de Goede return killed; 15053151f209SHans de Goede } 15063151f209SHans de Goede 1507f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1508582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1509f1ae32a1SGerd Hoffmann { 1510f1ae32a1SGerd Hoffmann XHCISlot *slot; 1511f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1512*94b037f2SGerd Hoffmann XHCITransfer *xfer; 1513*94b037f2SGerd Hoffmann int killed = 0; 1514f79738b0SHans de Goede USBEndpoint *ep = NULL; 151591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1516f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1517f1ae32a1SGerd Hoffmann 1518f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1519f1ae32a1SGerd Hoffmann 1520f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1521f1ae32a1SGerd Hoffmann 1522f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1523f1ae32a1SGerd Hoffmann return 0; 1524f1ae32a1SGerd Hoffmann } 1525f1ae32a1SGerd Hoffmann 1526f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1527f1ae32a1SGerd Hoffmann 1528*94b037f2SGerd Hoffmann for (;;) { 1529*94b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 1530*94b037f2SGerd Hoffmann if (xfer == NULL) { 1531*94b037f2SGerd Hoffmann break; 1532*94b037f2SGerd Hoffmann } 1533*94b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1534582d6f4aSHans de Goede if (killed) { 1535582d6f4aSHans de Goede report = 0; /* Only report once */ 1536582d6f4aSHans de Goede } 1537*94b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1538f1ae32a1SGerd Hoffmann } 1539518ad5f2SHans de Goede 1540518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, epid); 1541f79738b0SHans de Goede if (ep) { 1542f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1543f79738b0SHans de Goede } 1544f1ae32a1SGerd Hoffmann return killed; 1545f1ae32a1SGerd Hoffmann } 1546f1ae32a1SGerd Hoffmann 1547f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1548f1ae32a1SGerd Hoffmann unsigned int epid) 1549f1ae32a1SGerd Hoffmann { 1550f1ae32a1SGerd Hoffmann XHCISlot *slot; 1551f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1552f1ae32a1SGerd Hoffmann 1553c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 155491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1555f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1556f1ae32a1SGerd Hoffmann 1557f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1558f1ae32a1SGerd Hoffmann 1559f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1560f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1561f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1562f1ae32a1SGerd Hoffmann } 1563f1ae32a1SGerd Hoffmann 1564582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1565f1ae32a1SGerd Hoffmann 1566f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1567f1ae32a1SGerd Hoffmann 1568024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1569024426acSGerd Hoffmann xhci_free_streams(epctx); 1570024426acSGerd Hoffmann } 1571024426acSGerd Hoffmann 1572491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1573491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1574024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1575491d68d9SRoman Kagan } 1576f1ae32a1SGerd Hoffmann 1577bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1578f1ae32a1SGerd Hoffmann g_free(epctx); 1579f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1580f1ae32a1SGerd Hoffmann 1581f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1582f1ae32a1SGerd Hoffmann } 1583f1ae32a1SGerd Hoffmann 1584f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1585f1ae32a1SGerd Hoffmann unsigned int epid) 1586f1ae32a1SGerd Hoffmann { 1587f1ae32a1SGerd Hoffmann XHCISlot *slot; 1588f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1589f1ae32a1SGerd Hoffmann 1590c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 159191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1592f1ae32a1SGerd Hoffmann 1593f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1594d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1595f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1596f1ae32a1SGerd Hoffmann } 1597f1ae32a1SGerd Hoffmann 1598f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1599f1ae32a1SGerd Hoffmann 1600f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1601f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1602f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1603f1ae32a1SGerd Hoffmann } 1604f1ae32a1SGerd Hoffmann 1605582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1606d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1607f1ae32a1SGerd Hoffmann "data might be lost\n"); 1608f1ae32a1SGerd Hoffmann } 1609f1ae32a1SGerd Hoffmann 1610f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1611f1ae32a1SGerd Hoffmann 1612024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1613024426acSGerd Hoffmann 1614024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1615024426acSGerd Hoffmann xhci_reset_streams(epctx); 1616024426acSGerd Hoffmann } 1617f1ae32a1SGerd Hoffmann 1618f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1619f1ae32a1SGerd Hoffmann } 1620f1ae32a1SGerd Hoffmann 1621f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1622f1ae32a1SGerd Hoffmann unsigned int epid) 1623f1ae32a1SGerd Hoffmann { 1624f1ae32a1SGerd Hoffmann XHCISlot *slot; 1625f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1626f1ae32a1SGerd Hoffmann 1627c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 162891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1629f1ae32a1SGerd Hoffmann 1630f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1631d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1632f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1633f1ae32a1SGerd Hoffmann } 1634f1ae32a1SGerd Hoffmann 1635f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1636f1ae32a1SGerd Hoffmann 1637f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1638f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1639f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1640f1ae32a1SGerd Hoffmann } 1641f1ae32a1SGerd Hoffmann 1642f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1643f1ae32a1SGerd Hoffmann 1644f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1645d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1646f1ae32a1SGerd Hoffmann epid, epctx->state); 1647f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1648f1ae32a1SGerd Hoffmann } 1649f1ae32a1SGerd Hoffmann 1650582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1651d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1652f1ae32a1SGerd Hoffmann "data might be lost\n"); 1653f1ae32a1SGerd Hoffmann } 1654f1ae32a1SGerd Hoffmann 165575cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1656de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1657de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1658f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1659f1ae32a1SGerd Hoffmann } 1660f1ae32a1SGerd Hoffmann 1661024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1662024426acSGerd Hoffmann 1663024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1664024426acSGerd Hoffmann xhci_reset_streams(epctx); 1665024426acSGerd Hoffmann } 1666f1ae32a1SGerd Hoffmann 1667f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1668f1ae32a1SGerd Hoffmann } 1669f1ae32a1SGerd Hoffmann 1670f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1671024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1672024426acSGerd Hoffmann uint64_t pdequeue) 1673f1ae32a1SGerd Hoffmann { 1674f1ae32a1SGerd Hoffmann XHCISlot *slot; 1675f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1676024426acSGerd Hoffmann XHCIStreamContext *sctx; 167759a70ccdSDavid Gibson dma_addr_t dequeue; 1678f1ae32a1SGerd Hoffmann 167991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1680f1ae32a1SGerd Hoffmann 1681f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1682d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1683f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1684f1ae32a1SGerd Hoffmann } 1685f1ae32a1SGerd Hoffmann 1686024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1687f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1688f1ae32a1SGerd Hoffmann 1689f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1690f1ae32a1SGerd Hoffmann 1691f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1692f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1693f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1694f1ae32a1SGerd Hoffmann } 1695f1ae32a1SGerd Hoffmann 1696f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1697f1ae32a1SGerd Hoffmann 1698f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1699d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1700f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1701f1ae32a1SGerd Hoffmann } 1702f1ae32a1SGerd Hoffmann 1703024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1704024426acSGerd Hoffmann uint32_t err; 1705024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1706024426acSGerd Hoffmann if (sctx == NULL) { 1707024426acSGerd Hoffmann return err; 1708024426acSGerd Hoffmann } 1709024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1710024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1711024426acSGerd Hoffmann } else { 1712024426acSGerd Hoffmann sctx = NULL; 1713f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1714f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1715024426acSGerd Hoffmann } 1716f1ae32a1SGerd Hoffmann 1717024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1718f1ae32a1SGerd Hoffmann 1719f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1720f1ae32a1SGerd Hoffmann } 1721f1ae32a1SGerd Hoffmann 1722a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1723f1ae32a1SGerd Hoffmann { 1724f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1725d5a15814SGerd Hoffmann int i; 1726f1ae32a1SGerd Hoffmann 1727a6fb2ddbSHans de Goede xfer->int_req = false; 17289b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1729f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1730f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 173159a70ccdSDavid Gibson dma_addr_t addr; 1732f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1733f1ae32a1SGerd Hoffmann 1734a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1735a6fb2ddbSHans de Goede xfer->int_req = true; 1736a6fb2ddbSHans de Goede } 1737a6fb2ddbSHans de Goede 1738f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1739f1ae32a1SGerd Hoffmann case TR_DATA: 1740f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1741d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1742d5a15814SGerd Hoffmann goto err; 1743f1ae32a1SGerd Hoffmann } 1744f1ae32a1SGerd Hoffmann /* fallthrough */ 1745f1ae32a1SGerd Hoffmann case TR_NORMAL: 1746f1ae32a1SGerd Hoffmann case TR_ISOCH: 1747f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1748f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1749f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1750f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1751d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1752d5a15814SGerd Hoffmann goto err; 1753d5a15814SGerd Hoffmann } 1754d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1755d5a15814SGerd Hoffmann } else { 1756d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1757d5a15814SGerd Hoffmann } 1758d5a15814SGerd Hoffmann break; 1759d5a15814SGerd Hoffmann } 1760d5a15814SGerd Hoffmann } 1761d5a15814SGerd Hoffmann 1762d5a15814SGerd Hoffmann return 0; 1763d5a15814SGerd Hoffmann 1764d5a15814SGerd Hoffmann err: 1765d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1766f1ae32a1SGerd Hoffmann xhci_die(xhci); 1767d5a15814SGerd Hoffmann return -1; 1768f1ae32a1SGerd Hoffmann } 1769d5a15814SGerd Hoffmann 1770d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1771d5a15814SGerd Hoffmann { 1772d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1773d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1774f1ae32a1SGerd Hoffmann } 1775d5a15814SGerd Hoffmann 1776d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1777d5a15814SGerd Hoffmann { 1778d5a15814SGerd Hoffmann uint32_t edtla = 0; 1779d5a15814SGerd Hoffmann unsigned int left; 1780d5a15814SGerd Hoffmann bool reported = 0; 1781d5a15814SGerd Hoffmann bool shortpkt = 0; 1782d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1783d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1784f1ae32a1SGerd Hoffmann int i; 1785d5a15814SGerd Hoffmann 17869b8251c5SHans de Goede left = xfer->packet.actual_length; 1787d5a15814SGerd Hoffmann 1788d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1789d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1790d5a15814SGerd Hoffmann unsigned int chunk = 0; 1791d5a15814SGerd Hoffmann 1792d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1793b66ad1f1SHans Petter Selasky case TR_SETUP: 1794b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1795b66ad1f1SHans Petter Selasky if (chunk > 8) { 1796b66ad1f1SHans Petter Selasky chunk = 8; 1797b66ad1f1SHans Petter Selasky } 1798b66ad1f1SHans Petter Selasky break; 1799d5a15814SGerd Hoffmann case TR_DATA: 1800d5a15814SGerd Hoffmann case TR_NORMAL: 1801d5a15814SGerd Hoffmann case TR_ISOCH: 1802d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1803d5a15814SGerd Hoffmann if (chunk > left) { 1804d5a15814SGerd Hoffmann chunk = left; 1805d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1806d5a15814SGerd Hoffmann shortpkt = 1; 1807f1ae32a1SGerd Hoffmann } 1808f1ae32a1SGerd Hoffmann } 1809f1ae32a1SGerd Hoffmann left -= chunk; 1810f1ae32a1SGerd Hoffmann edtla += chunk; 1811f1ae32a1SGerd Hoffmann break; 1812f1ae32a1SGerd Hoffmann case TR_STATUS: 1813f1ae32a1SGerd Hoffmann reported = 0; 1814f1ae32a1SGerd Hoffmann shortpkt = 0; 1815f1ae32a1SGerd Hoffmann break; 1816f1ae32a1SGerd Hoffmann } 1817f1ae32a1SGerd Hoffmann 181888dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 181988dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 182088dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1821f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1822f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1823f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1824f1ae32a1SGerd Hoffmann event.flags = 0; 1825f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1826f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1827f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1828f1ae32a1SGerd Hoffmann } else { 1829f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1830f1ae32a1SGerd Hoffmann } 1831f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1832f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1833f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1834f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1835f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1836f1ae32a1SGerd Hoffmann edtla = 0; 1837f1ae32a1SGerd Hoffmann } 18382d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1839f1ae32a1SGerd Hoffmann reported = 1; 1840d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1841d5a15814SGerd Hoffmann return; 1842f1ae32a1SGerd Hoffmann } 1843f1ae32a1SGerd Hoffmann } 1844df0f1692SGerd Hoffmann 1845df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1846df0f1692SGerd Hoffmann case TR_SETUP: 1847df0f1692SGerd Hoffmann reported = 0; 1848df0f1692SGerd Hoffmann shortpkt = 0; 1849df0f1692SGerd Hoffmann break; 1850df0f1692SGerd Hoffmann } 1851df0f1692SGerd Hoffmann 1852d5a15814SGerd Hoffmann } 1853f1ae32a1SGerd Hoffmann } 1854f1ae32a1SGerd Hoffmann 1855f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1856f1ae32a1SGerd Hoffmann { 1857f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1858f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1859f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1860024426acSGerd Hoffmann uint32_t err; 1861024426acSGerd Hoffmann XHCIStreamContext *sctx; 1862f1ae32a1SGerd Hoffmann 1863024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1864024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1865024426acSGerd Hoffmann if (sctx == NULL) { 1866024426acSGerd Hoffmann return; 1867024426acSGerd Hoffmann } 1868024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1869024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1870024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1871024426acSGerd Hoffmann } else { 1872f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1873f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1874024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1875024426acSGerd Hoffmann } 1876f1ae32a1SGerd Hoffmann } 1877f1ae32a1SGerd Hoffmann 1878f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1879f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1880f1ae32a1SGerd Hoffmann 18815c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 18825c08106fSGerd Hoffmann { 18835c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 1884f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1885f1ae32a1SGerd Hoffmann int dir; 1886f1ae32a1SGerd Hoffmann 1887f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 18885c08106fSGerd Hoffmann 18895c08106fSGerd Hoffmann if (xfer->packet.ep) { 18905c08106fSGerd Hoffmann ep = xfer->packet.ep; 18915c08106fSGerd Hoffmann } else { 1892518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, xfer->slotid, xfer->epid); 1893518ad5f2SHans de Goede if (!ep) { 1894d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1895ccaf87a0SGerd Hoffmann xfer->slotid); 18965c08106fSGerd Hoffmann return -1; 18975c08106fSGerd Hoffmann } 18985c08106fSGerd Hoffmann } 18995c08106fSGerd Hoffmann 1900a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1901024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 19028550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1903a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1904f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1905518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1906f1ae32a1SGerd Hoffmann return 0; 1907f1ae32a1SGerd Hoffmann } 1908f1ae32a1SGerd Hoffmann 19099a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1910f1ae32a1SGerd Hoffmann { 19119a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 191297df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1913f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1914f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1915f1ae32a1SGerd Hoffmann xfer->complete = 0; 1916f1ae32a1SGerd Hoffmann return 0; 19179a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 191897df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1919f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1920f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1921f1ae32a1SGerd Hoffmann xfer->complete = 0; 1922f1ae32a1SGerd Hoffmann return 0; 1923f1ae32a1SGerd Hoffmann } else { 1924f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1925f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1926f1ae32a1SGerd Hoffmann xfer->complete = 1; 1927d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1928f1ae32a1SGerd Hoffmann } 1929f1ae32a1SGerd Hoffmann 19309a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 19319a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1932d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1933d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1934f1ae32a1SGerd Hoffmann return 0; 1935f1ae32a1SGerd Hoffmann } 1936f1ae32a1SGerd Hoffmann 1937f1ae32a1SGerd Hoffmann /* error */ 19389a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 19399a77a0f5SHans de Goede switch (xfer->packet.status) { 1940f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1941ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1942f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1943d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1944f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1945f1ae32a1SGerd Hoffmann break; 1946f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1947f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1948d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1949f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1950f1ae32a1SGerd Hoffmann break; 19514e906d56SGerd Hoffmann case USB_RET_BABBLE: 19524e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 19534e906d56SGerd Hoffmann xhci_xfer_report(xfer); 19544e906d56SGerd Hoffmann xhci_stall_ep(xfer); 19554e906d56SGerd Hoffmann break; 1956f1ae32a1SGerd Hoffmann default: 1957d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 19589a77a0f5SHans de Goede xfer->packet.status); 1959024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1960f1ae32a1SGerd Hoffmann } 1961f1ae32a1SGerd Hoffmann return 0; 1962f1ae32a1SGerd Hoffmann } 1963f1ae32a1SGerd Hoffmann 1964f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1965f1ae32a1SGerd Hoffmann { 1966f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1967f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1968f1ae32a1SGerd Hoffmann 1969f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1970f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1971f1ae32a1SGerd Hoffmann 1972024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 197397df650bSGerd Hoffmann 1974f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1975f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1976f1ae32a1SGerd Hoffmann trb_status--; 1977f1ae32a1SGerd Hoffmann } 1978f1ae32a1SGerd Hoffmann 1979f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1980f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1981d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1982f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1983f1ae32a1SGerd Hoffmann return -1; 1984f1ae32a1SGerd Hoffmann } 1985f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1986d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1987f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1988f1ae32a1SGerd Hoffmann return -1; 1989f1ae32a1SGerd Hoffmann } 1990f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1991d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1992f1ae32a1SGerd Hoffmann return -1; 1993f1ae32a1SGerd Hoffmann } 1994f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1995d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1996f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1997f1ae32a1SGerd Hoffmann return -1; 1998f1ae32a1SGerd Hoffmann } 1999f1ae32a1SGerd Hoffmann 2000f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 2001f1ae32a1SGerd Hoffmann 2002f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 2003f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 20044d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2005f1ae32a1SGerd Hoffmann 20065c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 20075c08106fSGerd Hoffmann return -1; 20085c08106fSGerd Hoffmann } 2009f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 2010f1ae32a1SGerd Hoffmann 20119a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 2012f1ae32a1SGerd Hoffmann 20139a77a0f5SHans de Goede xhci_complete_packet(xfer); 2014f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 2015024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0); 2016f1ae32a1SGerd Hoffmann } 2017f1ae32a1SGerd Hoffmann return 0; 2018f1ae32a1SGerd Hoffmann } 2019f1ae32a1SGerd Hoffmann 20204d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 20214d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20224d7a81c0SGerd Hoffmann { 20234d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20244d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 20254d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 20264d7a81c0SGerd Hoffmann 20274d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 20284d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 20294d7a81c0SGerd Hoffmann } 20304d7a81c0SGerd Hoffmann 20313d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20323d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20333d139684SGerd Hoffmann { 20343d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 20353d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20363d139684SGerd Hoffmann ~(epctx->interval-1)); 20373d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 20383d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 20393d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 20403d139684SGerd Hoffmann } else { 20413d139684SGerd Hoffmann xfer->mfindex_kick = asap; 20423d139684SGerd Hoffmann } 20433d139684SGerd Hoffmann } else { 2044786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 2045786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 20463d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 2047cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 20483d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 20493d139684SGerd Hoffmann } 20503d139684SGerd Hoffmann } 20513d139684SGerd Hoffmann } 20523d139684SGerd Hoffmann 20534d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20543d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20553d139684SGerd Hoffmann { 20563d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 2057bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 20583d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 20593d139684SGerd Hoffmann xfer->running_retry = 1; 20603d139684SGerd Hoffmann } else { 20613d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 2062bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 20633d139684SGerd Hoffmann xfer->running_retry = 0; 20643d139684SGerd Hoffmann } 20653d139684SGerd Hoffmann } 20663d139684SGerd Hoffmann 20673d139684SGerd Hoffmann 2068f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2069f1ae32a1SGerd Hoffmann { 20703d139684SGerd Hoffmann uint64_t mfindex; 2071f1ae32a1SGerd Hoffmann 2072f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 2073f1ae32a1SGerd Hoffmann 2074f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 2075f1ae32a1SGerd Hoffmann 2076f1ae32a1SGerd Hoffmann switch(epctx->type) { 2077f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 2078f1ae32a1SGerd Hoffmann case ET_INTR_IN: 20794d7a81c0SGerd Hoffmann xfer->pkts = 0; 20804d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 20814d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20824d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20834d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 20844d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20854d7a81c0SGerd Hoffmann if (xfer->running_retry) { 20864d7a81c0SGerd Hoffmann return -1; 20874d7a81c0SGerd Hoffmann } 20884d7a81c0SGerd Hoffmann break; 2089f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 2090f1ae32a1SGerd Hoffmann case ET_BULK_IN: 20913d139684SGerd Hoffmann xfer->pkts = 0; 20923d139684SGerd Hoffmann xfer->iso_xfer = false; 20934d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2094f1ae32a1SGerd Hoffmann break; 2095f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 2096f1ae32a1SGerd Hoffmann case ET_ISO_IN: 20973d139684SGerd Hoffmann xfer->pkts = 1; 20983d139684SGerd Hoffmann xfer->iso_xfer = true; 20994d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 21003d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 21013d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 21024d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 21033d139684SGerd Hoffmann if (xfer->running_retry) { 21043d139684SGerd Hoffmann return -1; 21053d139684SGerd Hoffmann } 2106f1ae32a1SGerd Hoffmann break; 2107f1ae32a1SGerd Hoffmann default: 21084f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 2109f1ae32a1SGerd Hoffmann return -1; 2110f1ae32a1SGerd Hoffmann } 2111f1ae32a1SGerd Hoffmann 21125c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21135c08106fSGerd Hoffmann return -1; 21145c08106fSGerd Hoffmann } 21159a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 2116f1ae32a1SGerd Hoffmann 21179a77a0f5SHans de Goede xhci_complete_packet(xfer); 2118f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 2119024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid); 2120f1ae32a1SGerd Hoffmann } 2121f1ae32a1SGerd Hoffmann return 0; 2122f1ae32a1SGerd Hoffmann } 2123f1ae32a1SGerd Hoffmann 2124f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2125f1ae32a1SGerd Hoffmann { 2126024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 2127f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 2128f1ae32a1SGerd Hoffmann } 2129f1ae32a1SGerd Hoffmann 2130024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 2131024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 2132f1ae32a1SGerd Hoffmann { 2133024426acSGerd Hoffmann XHCIStreamContext *stctx; 2134f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 2135*94b037f2SGerd Hoffmann XHCITransfer *xfer; 2136024426acSGerd Hoffmann XHCIRing *ring; 213736dfe324SHans de Goede USBEndpoint *ep = NULL; 21383d139684SGerd Hoffmann uint64_t mfindex; 2139f1ae32a1SGerd Hoffmann int length; 2140f1ae32a1SGerd Hoffmann int i; 2141f1ae32a1SGerd Hoffmann 2142024426acSGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid, streamid); 214391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2144f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 2145f1ae32a1SGerd Hoffmann 2146f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 2147d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 2148f1ae32a1SGerd Hoffmann return; 2149f1ae32a1SGerd Hoffmann } 2150f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 2151f1ae32a1SGerd Hoffmann if (!epctx) { 2152d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 2153f1ae32a1SGerd Hoffmann epid, slotid); 2154f1ae32a1SGerd Hoffmann return; 2155f1ae32a1SGerd Hoffmann } 2156f1ae32a1SGerd Hoffmann 2157de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 2158de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 2159de9de157SHans de Goede if (!xhci->slots[slotid - 1].uport || 2160de9de157SHans de Goede !xhci->slots[slotid - 1].uport->dev || 2161de9de157SHans de Goede !xhci->slots[slotid - 1].uport->dev->attached) { 2162de9de157SHans de Goede return; 2163de9de157SHans de Goede } 2164de9de157SHans de Goede 2165f1ae32a1SGerd Hoffmann if (epctx->retry) { 2166f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 2167f1ae32a1SGerd Hoffmann 216897df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 2169f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 21704d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 21714d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 21723d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 21734d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 21743d139684SGerd Hoffmann if (xfer->running_retry) { 21753d139684SGerd Hoffmann return; 21763d139684SGerd Hoffmann } 21774d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 21784d7a81c0SGerd Hoffmann xfer->running_retry = 1; 21794d7a81c0SGerd Hoffmann } 21804d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 21814d7a81c0SGerd Hoffmann /* retry iso transfer */ 21823d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21833d139684SGerd Hoffmann return; 21843d139684SGerd Hoffmann } 21859a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21869a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 21879a77a0f5SHans de Goede xhci_complete_packet(xfer); 21883d139684SGerd Hoffmann } else { 21893d139684SGerd Hoffmann /* retry nak'ed transfer */ 21905c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21915c08106fSGerd Hoffmann return; 21925c08106fSGerd Hoffmann } 21939a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21949a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 2195f1ae32a1SGerd Hoffmann return; 2196f1ae32a1SGerd Hoffmann } 21979a77a0f5SHans de Goede xhci_complete_packet(xfer); 21983d139684SGerd Hoffmann } 2199f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 2200*94b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 2201f1ae32a1SGerd Hoffmann epctx->retry = NULL; 2202f1ae32a1SGerd Hoffmann } 2203f1ae32a1SGerd Hoffmann 2204f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2205f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 2206f1ae32a1SGerd Hoffmann return; 2207f1ae32a1SGerd Hoffmann } 2208f1ae32a1SGerd Hoffmann 2209024426acSGerd Hoffmann 2210024426acSGerd Hoffmann if (epctx->nr_pstreams) { 2211024426acSGerd Hoffmann uint32_t err; 2212024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 2213024426acSGerd Hoffmann if (stctx == NULL) { 2214024426acSGerd Hoffmann return; 2215024426acSGerd Hoffmann } 2216024426acSGerd Hoffmann ring = &stctx->ring; 2217024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2218024426acSGerd Hoffmann } else { 2219024426acSGerd Hoffmann ring = &epctx->ring; 2220024426acSGerd Hoffmann streamid = 0; 2221024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2222024426acSGerd Hoffmann } 22237d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2224f1ae32a1SGerd Hoffmann 2225f1ae32a1SGerd Hoffmann while (1) { 2226024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 2227*94b037f2SGerd Hoffmann if (length <= 0) { 2228f1ae32a1SGerd Hoffmann break; 2229f1ae32a1SGerd Hoffmann } 2230*94b037f2SGerd Hoffmann xfer = xhci_ep_alloc_xfer(epctx, length); 2231*94b037f2SGerd Hoffmann if (xfer == NULL) { 2232*94b037f2SGerd Hoffmann break; 2233f1ae32a1SGerd Hoffmann } 2234f1ae32a1SGerd Hoffmann 2235f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2236f81bb347SAlexey Kardashevskiy TRBType type; 2237f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 2238f81bb347SAlexey Kardashevskiy assert(type); 2239f1ae32a1SGerd Hoffmann } 2240024426acSGerd Hoffmann xfer->streamid = streamid; 2241f1ae32a1SGerd Hoffmann 2242f1ae32a1SGerd Hoffmann if (epid == 1) { 2243*94b037f2SGerd Hoffmann xhci_fire_ctl_transfer(xhci, xfer); 2244f1ae32a1SGerd Hoffmann } else { 2245*94b037f2SGerd Hoffmann xhci_fire_transfer(xhci, xfer, epctx); 2246f1ae32a1SGerd Hoffmann } 2247*94b037f2SGerd Hoffmann if (xfer->complete) { 2248*94b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 2249*94b037f2SGerd Hoffmann xfer = NULL; 22503d139684SGerd Hoffmann } 2251f1ae32a1SGerd Hoffmann 2252f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2253f1ae32a1SGerd Hoffmann break; 2254f1ae32a1SGerd Hoffmann } 2255*94b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 2256f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2257f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2258f1ae32a1SGerd Hoffmann break; 2259f1ae32a1SGerd Hoffmann } 2260f1ae32a1SGerd Hoffmann } 2261518ad5f2SHans de Goede 2262518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, epid); 226336dfe324SHans de Goede if (ep) { 226436dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 226536dfe324SHans de Goede } 2266f1ae32a1SGerd Hoffmann } 2267f1ae32a1SGerd Hoffmann 2268f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2269f1ae32a1SGerd Hoffmann { 2270348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 227191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2272f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2273ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2274f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2275f1ae32a1SGerd Hoffmann 2276f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2277f1ae32a1SGerd Hoffmann } 2278f1ae32a1SGerd Hoffmann 2279f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2280f1ae32a1SGerd Hoffmann { 2281f1ae32a1SGerd Hoffmann int i; 2282f1ae32a1SGerd Hoffmann 2283348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 228491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2285f1ae32a1SGerd Hoffmann 2286f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2287f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2288f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2289f1ae32a1SGerd Hoffmann } 2290f1ae32a1SGerd Hoffmann } 2291f1ae32a1SGerd Hoffmann 2292f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 22934034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 22945c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2295f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2296f1ae32a1SGerd Hoffmann } 2297f1ae32a1SGerd Hoffmann 2298ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2299ccaf87a0SGerd Hoffmann { 2300ccaf87a0SGerd Hoffmann USBPort *uport; 2301ccaf87a0SGerd Hoffmann char path[32]; 2302ccaf87a0SGerd Hoffmann int i, pos, port; 2303ccaf87a0SGerd Hoffmann 2304ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2305f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2306f2ad97ffSGerd Hoffmann return NULL; 2307f2ad97ffSGerd Hoffmann } 2308ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2309ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2310ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2311ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2312ccaf87a0SGerd Hoffmann if (!port) { 2313ccaf87a0SGerd Hoffmann break; 2314ccaf87a0SGerd Hoffmann } 2315ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2316ccaf87a0SGerd Hoffmann } 2317ccaf87a0SGerd Hoffmann 2318ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2319ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2320ccaf87a0SGerd Hoffmann return uport; 2321ccaf87a0SGerd Hoffmann } 2322ccaf87a0SGerd Hoffmann } 2323ccaf87a0SGerd Hoffmann return NULL; 2324ccaf87a0SGerd Hoffmann } 2325ccaf87a0SGerd Hoffmann 2326f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2327f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2328f1ae32a1SGerd Hoffmann { 2329f1ae32a1SGerd Hoffmann XHCISlot *slot; 2330ccaf87a0SGerd Hoffmann USBPort *uport; 2331f1ae32a1SGerd Hoffmann USBDevice *dev; 233259a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2333f1ae32a1SGerd Hoffmann uint64_t poctx; 2334f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2335f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2336f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2337f1ae32a1SGerd Hoffmann int i; 2338f1ae32a1SGerd Hoffmann TRBCCode res; 2339f1ae32a1SGerd Hoffmann 234091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2341f1ae32a1SGerd Hoffmann 2342f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 23439b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2344f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2345616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2346f1ae32a1SGerd Hoffmann 234759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 234859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2349f1ae32a1SGerd Hoffmann 2350616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2351f1ae32a1SGerd Hoffmann 2352f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2353d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2354f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2355f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2356f1ae32a1SGerd Hoffmann } 2357f1ae32a1SGerd Hoffmann 2358616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2359616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2360f1ae32a1SGerd Hoffmann 2361f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2362f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2363f1ae32a1SGerd Hoffmann 2364f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2365f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2366f1ae32a1SGerd Hoffmann 2367ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2368ccaf87a0SGerd Hoffmann if (uport == NULL) { 2369d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2370f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2371ccaf87a0SGerd Hoffmann } 237265d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2373ccaf87a0SGerd Hoffmann 2374ccaf87a0SGerd Hoffmann dev = uport->dev; 2375de9de157SHans de Goede if (!dev || !dev->attached) { 2376d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2377f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2378f1ae32a1SGerd Hoffmann } 2379f1ae32a1SGerd Hoffmann 238091062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 23810bc85da6SGerd Hoffmann if (i == slotid-1) { 23820bc85da6SGerd Hoffmann continue; 23830bc85da6SGerd Hoffmann } 2384ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2385d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2386ccaf87a0SGerd Hoffmann uport->path, i+1); 2387f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2388f1ae32a1SGerd Hoffmann } 2389f1ae32a1SGerd Hoffmann } 2390f1ae32a1SGerd Hoffmann 2391f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2392ccaf87a0SGerd Hoffmann slot->uport = uport; 2393f1ae32a1SGerd Hoffmann slot->ctx = octx; 2394f1ae32a1SGerd Hoffmann 2395a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2396a4055d85SZhang Shuaiyi usb_device_reset(dev); 2397f1ae32a1SGerd Hoffmann if (bsr) { 2398f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2399f1ae32a1SGerd Hoffmann } else { 2400a820b575SGerd Hoffmann USBPacket p; 2401a6718874SGerd Hoffmann uint8_t buf[1]; 2402a6718874SGerd Hoffmann 2403af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2404a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2405a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2406a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 24078550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2408a820b575SGerd Hoffmann 0, false, false); 2409a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2410f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2411af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2412a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2413f1ae32a1SGerd Hoffmann } 2414f1ae32a1SGerd Hoffmann 2415f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2416f1ae32a1SGerd Hoffmann 2417f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2418f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2419f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2420f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2421f1ae32a1SGerd Hoffmann 2422616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2423616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2424f1ae32a1SGerd Hoffmann 24254034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2426f1ae32a1SGerd Hoffmann return res; 2427f1ae32a1SGerd Hoffmann } 2428f1ae32a1SGerd Hoffmann 2429f1ae32a1SGerd Hoffmann 2430f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2431f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2432f1ae32a1SGerd Hoffmann { 243359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2434f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2435f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2436f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2437f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2438f1ae32a1SGerd Hoffmann int i; 2439f1ae32a1SGerd Hoffmann TRBCCode res; 2440f1ae32a1SGerd Hoffmann 2441348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 244291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2443f1ae32a1SGerd Hoffmann 2444f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2445f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2446f1ae32a1SGerd Hoffmann 244759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 244859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2449f1ae32a1SGerd Hoffmann 2450f1ae32a1SGerd Hoffmann if (dc) { 2451f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2452f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2453f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2454f1ae32a1SGerd Hoffmann } 2455f1ae32a1SGerd Hoffmann } 2456f1ae32a1SGerd Hoffmann 2457616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2458f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2459f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2460f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2461f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2462616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2463f1ae32a1SGerd Hoffmann 2464f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2465f1ae32a1SGerd Hoffmann } 2466f1ae32a1SGerd Hoffmann 2467616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2468f1ae32a1SGerd Hoffmann 2469f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2470d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2471f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2472f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2473f1ae32a1SGerd Hoffmann } 2474f1ae32a1SGerd Hoffmann 2475616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2476616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2477f1ae32a1SGerd Hoffmann 2478f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2479d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2480f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2481f1ae32a1SGerd Hoffmann } 2482f1ae32a1SGerd Hoffmann 248372391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 248472391da5SHans de Goede 2485f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2486f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2487f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2488f1ae32a1SGerd Hoffmann } 2489f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2490616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2491f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2492f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2493f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2494f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2495f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2496f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2497f1ae32a1SGerd Hoffmann return res; 2498f1ae32a1SGerd Hoffmann } 2499f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2500f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2501f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2502616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2503f1ae32a1SGerd Hoffmann } 2504f1ae32a1SGerd Hoffmann } 2505f1ae32a1SGerd Hoffmann 250672391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 250772391da5SHans de Goede if (res != CC_SUCCESS) { 250872391da5SHans de Goede for (i = 2; i <= 31; i++) { 25093d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 251072391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 251172391da5SHans de Goede } 251272391da5SHans de Goede } 251372391da5SHans de Goede return res; 251472391da5SHans de Goede } 251572391da5SHans de Goede 2516f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2517f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2518f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2519f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2520f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2521f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2522f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2523f1ae32a1SGerd Hoffmann 2524616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2525f1ae32a1SGerd Hoffmann 2526f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2527f1ae32a1SGerd Hoffmann } 2528f1ae32a1SGerd Hoffmann 2529f1ae32a1SGerd Hoffmann 2530f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2531f1ae32a1SGerd Hoffmann uint64_t pictx) 2532f1ae32a1SGerd Hoffmann { 253359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2534f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2535f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2536f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2537f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2538f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2539f1ae32a1SGerd Hoffmann 2540348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 254191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2542f1ae32a1SGerd Hoffmann 2543f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2544f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2545f1ae32a1SGerd Hoffmann 254659a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 254759a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2548f1ae32a1SGerd Hoffmann 2549616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2550f1ae32a1SGerd Hoffmann 2551f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2552d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2553f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2554f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2555f1ae32a1SGerd Hoffmann } 2556f1ae32a1SGerd Hoffmann 2557f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2558616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2559f1ae32a1SGerd Hoffmann 2560f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2561f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2562f1ae32a1SGerd Hoffmann 2563616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2564f1ae32a1SGerd Hoffmann 2565f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2566f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2567f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2568f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2569f1ae32a1SGerd Hoffmann 2570f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2571f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2572f1ae32a1SGerd Hoffmann 2573616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2574f1ae32a1SGerd Hoffmann } 2575f1ae32a1SGerd Hoffmann 2576f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2577616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2578f1ae32a1SGerd Hoffmann 2579f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2580f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2581f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2582f1ae32a1SGerd Hoffmann 2583616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2584f1ae32a1SGerd Hoffmann 2585f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2586f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2587f1ae32a1SGerd Hoffmann 2588f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2589f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2590f1ae32a1SGerd Hoffmann 2591616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2592f1ae32a1SGerd Hoffmann } 2593f1ae32a1SGerd Hoffmann 2594f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2595f1ae32a1SGerd Hoffmann } 2596f1ae32a1SGerd Hoffmann 2597f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2598f1ae32a1SGerd Hoffmann { 2599f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 260059a70ccdSDavid Gibson dma_addr_t octx; 2601f1ae32a1SGerd Hoffmann int i; 2602f1ae32a1SGerd Hoffmann 2603348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 260491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2605f1ae32a1SGerd Hoffmann 2606f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2607f1ae32a1SGerd Hoffmann 260859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2609f1ae32a1SGerd Hoffmann 2610f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2611f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2612f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2613f1ae32a1SGerd Hoffmann } 2614f1ae32a1SGerd Hoffmann } 2615f1ae32a1SGerd Hoffmann 2616616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2617f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2618f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2619f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2620f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2621616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2622f1ae32a1SGerd Hoffmann 2623f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2624f1ae32a1SGerd Hoffmann } 2625f1ae32a1SGerd Hoffmann 2626f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2627f1ae32a1SGerd Hoffmann { 2628f1ae32a1SGerd Hoffmann unsigned int slotid; 2629f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 263091062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2631d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2632f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2633f1ae32a1SGerd Hoffmann return 0; 2634f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2635d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2636f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2637f1ae32a1SGerd Hoffmann return 0; 2638f1ae32a1SGerd Hoffmann } 2639f1ae32a1SGerd Hoffmann return slotid; 2640f1ae32a1SGerd Hoffmann } 2641f1ae32a1SGerd Hoffmann 264281251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 264381251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 264481251841SGerd Hoffmann { 26450cb41e2cSGerd Hoffmann int slot, ep; 264681251841SGerd Hoffmann 264781251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 264881251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 264981251841SGerd Hoffmann break; 265081251841SGerd Hoffmann } 265181251841SGerd Hoffmann } 265281251841SGerd Hoffmann if (slot == xhci->numslots) { 265381251841SGerd Hoffmann return; 265481251841SGerd Hoffmann } 265581251841SGerd Hoffmann 26560cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 26570cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2658582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 26590cb41e2cSGerd Hoffmann } 26600cb41e2cSGerd Hoffmann } 266181251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 266281251841SGerd Hoffmann } 266381251841SGerd Hoffmann 2664f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2665f1ae32a1SGerd Hoffmann { 266659a70ccdSDavid Gibson dma_addr_t ctx; 26670846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2668f1ae32a1SGerd Hoffmann 2669f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2670f1ae32a1SGerd Hoffmann 2671f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2672f1ae32a1SGerd Hoffmann 267359a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2674f1ae32a1SGerd Hoffmann 2675f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2676f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 26770846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 26789b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2679f1ae32a1SGerd Hoffmann 2680f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2681f1ae32a1SGerd Hoffmann } 2682f1ae32a1SGerd Hoffmann 2683f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2684f1ae32a1SGerd Hoffmann { 2685f1ae32a1SGerd Hoffmann count &= 31; 2686f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2687f1ae32a1SGerd Hoffmann } 2688f1ae32a1SGerd Hoffmann 2689f1ae32a1SGerd Hoffmann 2690f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2691f1ae32a1SGerd Hoffmann { 2692f1ae32a1SGerd Hoffmann uint32_t val; 2693f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2694f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2695f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2696f1ae32a1SGerd Hoffmann return ~val; 2697f1ae32a1SGerd Hoffmann } 2698f1ae32a1SGerd Hoffmann 269959a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2700f1ae32a1SGerd Hoffmann { 27019b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2702f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2703f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 270459a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2705f1ae32a1SGerd Hoffmann 27069b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2707f1ae32a1SGerd Hoffmann 2708f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2709f1ae32a1SGerd Hoffmann 2710f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2711f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2712f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2713f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2714f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2715f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2716f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2717f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2718f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2719f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2720f1ae32a1SGerd Hoffmann } 2721f1ae32a1SGerd Hoffmann 27229b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2723f1ae32a1SGerd Hoffmann } 2724f1ae32a1SGerd Hoffmann 2725f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2726f1ae32a1SGerd Hoffmann { 2727f1ae32a1SGerd Hoffmann XHCITRB trb; 2728f1ae32a1SGerd Hoffmann TRBType type; 2729f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 273059a70ccdSDavid Gibson dma_addr_t addr; 2731f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2732f1ae32a1SGerd Hoffmann 2733f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2734f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2735f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2736f1ae32a1SGerd Hoffmann return; 2737f1ae32a1SGerd Hoffmann } 2738f1ae32a1SGerd Hoffmann 2739f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2740f1ae32a1SGerd Hoffmann 2741f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2742f1ae32a1SGerd Hoffmann event.ptr = addr; 2743f1ae32a1SGerd Hoffmann switch (type) { 2744f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 274591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2746f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2747f1ae32a1SGerd Hoffmann break; 2748f1ae32a1SGerd Hoffmann } 2749f1ae32a1SGerd Hoffmann } 275091062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2751d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2752f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2753f1ae32a1SGerd Hoffmann } else { 2754f1ae32a1SGerd Hoffmann slotid = i+1; 2755f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2756f1ae32a1SGerd Hoffmann } 2757f1ae32a1SGerd Hoffmann break; 2758f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2759f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2760f1ae32a1SGerd Hoffmann if (slotid) { 2761f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2762f1ae32a1SGerd Hoffmann } 2763f1ae32a1SGerd Hoffmann break; 2764f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2765f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2766f1ae32a1SGerd Hoffmann if (slotid) { 2767f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2768f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2769f1ae32a1SGerd Hoffmann } 2770f1ae32a1SGerd Hoffmann break; 2771f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2772f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2773f1ae32a1SGerd Hoffmann if (slotid) { 2774f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2775f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2776f1ae32a1SGerd Hoffmann } 2777f1ae32a1SGerd Hoffmann break; 2778f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2779f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2780f1ae32a1SGerd Hoffmann if (slotid) { 2781f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2782f1ae32a1SGerd Hoffmann } 2783f1ae32a1SGerd Hoffmann break; 2784f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2785f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2786f1ae32a1SGerd Hoffmann if (slotid) { 2787f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2788f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2789f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2790f1ae32a1SGerd Hoffmann } 2791f1ae32a1SGerd Hoffmann break; 2792f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2793f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2794f1ae32a1SGerd Hoffmann if (slotid) { 2795f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2796f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2797f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2798f1ae32a1SGerd Hoffmann } 2799f1ae32a1SGerd Hoffmann break; 2800f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2801f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2802f1ae32a1SGerd Hoffmann if (slotid) { 2803f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2804f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2805024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2806024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2807024426acSGerd Hoffmann epid, streamid, 2808f1ae32a1SGerd Hoffmann trb.parameter); 2809f1ae32a1SGerd Hoffmann } 2810f1ae32a1SGerd Hoffmann break; 2811f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2812f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2813f1ae32a1SGerd Hoffmann if (slotid) { 2814f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2815f1ae32a1SGerd Hoffmann } 2816f1ae32a1SGerd Hoffmann break; 2817f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2818f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2819f1ae32a1SGerd Hoffmann break; 2820f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 282159a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2822f1ae32a1SGerd Hoffmann break; 2823f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2824f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2825f1ae32a1SGerd Hoffmann event.length = 0x3025; 2826f1ae32a1SGerd Hoffmann break; 2827f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2828f1ae32a1SGerd Hoffmann { 2829f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2830f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2831f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2832f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2833f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2834f1ae32a1SGerd Hoffmann slotid = val >> 24; 2835f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2836f1ae32a1SGerd Hoffmann } 2837f1ae32a1SGerd Hoffmann break; 2838f1ae32a1SGerd Hoffmann default: 28390ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2840f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2841f1ae32a1SGerd Hoffmann break; 2842f1ae32a1SGerd Hoffmann } 2843f1ae32a1SGerd Hoffmann event.slotid = slotid; 28442d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2845f1ae32a1SGerd Hoffmann } 2846f1ae32a1SGerd Hoffmann } 2847f1ae32a1SGerd Hoffmann 28486a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 28496a32f80fSGerd Hoffmann { 28506a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 28516a32f80fSGerd Hoffmann return false; /* no device present */ 28526a32f80fSGerd Hoffmann } 28536a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 28546a32f80fSGerd Hoffmann return false; /* speed mismatch */ 28556a32f80fSGerd Hoffmann } 28566a32f80fSGerd Hoffmann return true; 28576a32f80fSGerd Hoffmann } 28586a32f80fSGerd Hoffmann 2859f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2860f705a362SGerd Hoffmann { 2861f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2862f705a362SGerd Hoffmann port->portnr << 24 }; 2863f705a362SGerd Hoffmann 2864f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2865f705a362SGerd Hoffmann return; 2866f705a362SGerd Hoffmann } 2867bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2868f705a362SGerd Hoffmann port->portsc |= bits; 2869f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2870f705a362SGerd Hoffmann return; 2871f705a362SGerd Hoffmann } 2872f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2873f705a362SGerd Hoffmann } 2874f705a362SGerd Hoffmann 2875f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2876f1ae32a1SGerd Hoffmann { 2877b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2878b62b0828SGerd Hoffmann 2879f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 28806a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2881f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 28820846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2883f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2884f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2885b62b0828SGerd Hoffmann pls = PLS_POLLING; 2886f1ae32a1SGerd Hoffmann break; 2887f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2888f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2889b62b0828SGerd Hoffmann pls = PLS_POLLING; 2890f1ae32a1SGerd Hoffmann break; 2891f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2892f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2893b62b0828SGerd Hoffmann pls = PLS_POLLING; 2894f1ae32a1SGerd Hoffmann break; 28950846e635SGerd Hoffmann case USB_SPEED_SUPER: 28960846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2897b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2898b62b0828SGerd Hoffmann pls = PLS_U0; 28990846e635SGerd Hoffmann break; 2900f1ae32a1SGerd Hoffmann } 2901f1ae32a1SGerd Hoffmann } 2902b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 29034f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2904f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2905f1ae32a1SGerd Hoffmann } 2906f1ae32a1SGerd Hoffmann 2907dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 290840030130SGerd Hoffmann { 29097bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 29104f47f0f8SGerd Hoffmann 2911b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2912b62b0828SGerd Hoffmann return; 2913b62b0828SGerd Hoffmann } 2914b62b0828SGerd Hoffmann 291540030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2916b62b0828SGerd Hoffmann 2917b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2918dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2919dad5b9eaSGerd Hoffmann if (warm_reset) { 2920dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2921dad5b9eaSGerd Hoffmann } 2922dad5b9eaSGerd Hoffmann /* fall through */ 2923b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2924b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2925b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2926b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 29274f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2928b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2929b62b0828SGerd Hoffmann break; 2930b62b0828SGerd Hoffmann } 2931b62b0828SGerd Hoffmann 2932b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2933b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 293440030130SGerd Hoffmann } 293540030130SGerd Hoffmann 293664619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2937f1ae32a1SGerd Hoffmann { 293837034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2939f1ae32a1SGerd Hoffmann int i; 2940f1ae32a1SGerd Hoffmann 29412d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2942f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2943d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2944f1ae32a1SGerd Hoffmann } 2945f1ae32a1SGerd Hoffmann 2946f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2947f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2948f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2949f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2950f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2951f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2952f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2953f1ae32a1SGerd Hoffmann xhci->config = 0; 2954f1ae32a1SGerd Hoffmann 295591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2956f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2957f1ae32a1SGerd Hoffmann } 2958f1ae32a1SGerd Hoffmann 29590846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2960f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2961f1ae32a1SGerd Hoffmann } 2962f1ae32a1SGerd Hoffmann 296391062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2964962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2965962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2966962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2967962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2968962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2969962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2970962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2971962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2972f1ae32a1SGerd Hoffmann 2973962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2974962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2975962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2976962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2977962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2978962d11e1SGerd Hoffmann } 297901546fa6SGerd Hoffmann 2980bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 298101546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2982f1ae32a1SGerd Hoffmann } 2983f1ae32a1SGerd Hoffmann 2984a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2985f1ae32a1SGerd Hoffmann { 29861b067564SGerd Hoffmann XHCIState *xhci = ptr; 29872d754a10SGerd Hoffmann uint32_t ret; 2988f1ae32a1SGerd Hoffmann 2989f1ae32a1SGerd Hoffmann switch (reg) { 2990f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 29912d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 29922d754a10SGerd Hoffmann break; 2993f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 29940846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 299591062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 29962d754a10SGerd Hoffmann break; 2997f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 29982d754a10SGerd Hoffmann ret = 0x0000000f; 29992d754a10SGerd Hoffmann break; 3000f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 30012d754a10SGerd Hoffmann ret = 0x00000000; 30022d754a10SGerd Hoffmann break; 3003f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 30042d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 30052aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 30062d754a10SGerd Hoffmann } else { 30072aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 30082d754a10SGerd Hoffmann } 30092d754a10SGerd Hoffmann break; 3010f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 30112d754a10SGerd Hoffmann ret = OFF_DOORBELL; 30122d754a10SGerd Hoffmann break; 3013f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 30142d754a10SGerd Hoffmann ret = OFF_RUNTIME; 30152d754a10SGerd Hoffmann break; 3016f1ae32a1SGerd Hoffmann 3017f1ae32a1SGerd Hoffmann /* extended capabilities */ 3018f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 30192d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 30202d754a10SGerd Hoffmann break; 3021f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 30220ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30232d754a10SGerd Hoffmann break; 3024f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 30257bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30267bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 30277bafd888SGerd Hoffmann } else { 30287bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 30297bafd888SGerd Hoffmann } 30302d754a10SGerd Hoffmann break; 3031f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 30322d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30332d754a10SGerd Hoffmann break; 3034f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 30352d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 30362d754a10SGerd Hoffmann break; 3037f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 30380ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30392d754a10SGerd Hoffmann break; 3040f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 30417bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30427bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 30437bafd888SGerd Hoffmann } else { 30447bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 30457bafd888SGerd Hoffmann } 30462d754a10SGerd Hoffmann break; 3047f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 30482d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30492d754a10SGerd Hoffmann break; 3050f1ae32a1SGerd Hoffmann default: 30510ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 30522d754a10SGerd Hoffmann ret = 0; 3053f1ae32a1SGerd Hoffmann } 30542d754a10SGerd Hoffmann 30552d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 30562d754a10SGerd Hoffmann return ret; 3057f1ae32a1SGerd Hoffmann } 3058f1ae32a1SGerd Hoffmann 3059a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 3060f1ae32a1SGerd Hoffmann { 30611d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 30622d754a10SGerd Hoffmann uint32_t ret; 30632d754a10SGerd Hoffmann 30641d8a4e69SGerd Hoffmann switch (reg) { 3065f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 30661d8a4e69SGerd Hoffmann ret = port->portsc; 30672d754a10SGerd Hoffmann break; 3068f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3069f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 30702d754a10SGerd Hoffmann ret = 0; 30712d754a10SGerd Hoffmann break; 3072f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 3073f1ae32a1SGerd Hoffmann default: 30740ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 30752d754a10SGerd Hoffmann ret = 0; 3076f1ae32a1SGerd Hoffmann } 30772d754a10SGerd Hoffmann 30781d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 30792d754a10SGerd Hoffmann return ret; 3080f1ae32a1SGerd Hoffmann } 3081f1ae32a1SGerd Hoffmann 3082a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 30831d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 3084f1ae32a1SGerd Hoffmann { 30851d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 3086bdfce20dSGerd Hoffmann uint32_t portsc, notify; 3087f1ae32a1SGerd Hoffmann 30881d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 30892d754a10SGerd Hoffmann 30901d8a4e69SGerd Hoffmann switch (reg) { 3091f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 3092bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 3093dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 3094dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 3095dad5b9eaSGerd Hoffmann break; 3096dad5b9eaSGerd Hoffmann } 3097bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 3098dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 3099bdfce20dSGerd Hoffmann break; 3100bdfce20dSGerd Hoffmann } 3101bdfce20dSGerd Hoffmann 31021d8a4e69SGerd Hoffmann portsc = port->portsc; 3103bdfce20dSGerd Hoffmann notify = 0; 3104f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 3105f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 3106f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 3107f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 3108f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 3109bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 3110bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 3111bdfce20dSGerd Hoffmann switch (new_pls) { 3112bdfce20dSGerd Hoffmann case PLS_U0: 3113bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 3114bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3115bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3116bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 3117bdfce20dSGerd Hoffmann } 3118bdfce20dSGerd Hoffmann break; 3119bdfce20dSGerd Hoffmann case PLS_U3: 3120bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 3121bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3122bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3123bdfce20dSGerd Hoffmann } 3124bdfce20dSGerd Hoffmann break; 3125bdfce20dSGerd Hoffmann case PLS_RESUME: 3126bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 3127bdfce20dSGerd Hoffmann break; 3128bdfce20dSGerd Hoffmann default: 3129d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 3130bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 3131bdfce20dSGerd Hoffmann break; 3132bdfce20dSGerd Hoffmann } 3133f1ae32a1SGerd Hoffmann } 3134f1ae32a1SGerd Hoffmann /* read/write bits */ 3135f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 3136f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 313740030130SGerd Hoffmann port->portsc = portsc; 3138bdfce20dSGerd Hoffmann if (notify) { 3139bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 3140f1ae32a1SGerd Hoffmann } 3141f1ae32a1SGerd Hoffmann break; 3142f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3143f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 3144f1ae32a1SGerd Hoffmann default: 31450ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 3146f1ae32a1SGerd Hoffmann } 3147f1ae32a1SGerd Hoffmann } 3148f1ae32a1SGerd Hoffmann 3149a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 3150f1ae32a1SGerd Hoffmann { 31511b067564SGerd Hoffmann XHCIState *xhci = ptr; 31522d754a10SGerd Hoffmann uint32_t ret; 3153f1ae32a1SGerd Hoffmann 3154f1ae32a1SGerd Hoffmann switch (reg) { 3155f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 31562d754a10SGerd Hoffmann ret = xhci->usbcmd; 31572d754a10SGerd Hoffmann break; 3158f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 31592d754a10SGerd Hoffmann ret = xhci->usbsts; 31602d754a10SGerd Hoffmann break; 3161f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 31622d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 31632d754a10SGerd Hoffmann break; 3164f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 31652d754a10SGerd Hoffmann ret = xhci->dnctrl; 31662d754a10SGerd Hoffmann break; 3167f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 31682d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 31692d754a10SGerd Hoffmann break; 3170f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 31712d754a10SGerd Hoffmann ret = xhci->crcr_high; 31722d754a10SGerd Hoffmann break; 3173f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 31742d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 31752d754a10SGerd Hoffmann break; 3176f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 31772d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 31782d754a10SGerd Hoffmann break; 3179f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 31802d754a10SGerd Hoffmann ret = xhci->config; 31812d754a10SGerd Hoffmann break; 3182f1ae32a1SGerd Hoffmann default: 31830ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 31842d754a10SGerd Hoffmann ret = 0; 3185f1ae32a1SGerd Hoffmann } 31862d754a10SGerd Hoffmann 31872d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 31882d754a10SGerd Hoffmann return ret; 3189f1ae32a1SGerd Hoffmann } 3190f1ae32a1SGerd Hoffmann 3191a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 31921b067564SGerd Hoffmann uint64_t val, unsigned size) 3193f1ae32a1SGerd Hoffmann { 31941b067564SGerd Hoffmann XHCIState *xhci = ptr; 319537034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 31961b067564SGerd Hoffmann 31972d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 31982d754a10SGerd Hoffmann 3199f1ae32a1SGerd Hoffmann switch (reg) { 3200f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 3201f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 3202f1ae32a1SGerd Hoffmann xhci_run(xhci); 3203f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 3204f1ae32a1SGerd Hoffmann xhci_stop(xhci); 3205f1ae32a1SGerd Hoffmann } 3206f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 3207f1f8bc21SGerd Hoffmann /* save state */ 3208f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 3209f1f8bc21SGerd Hoffmann } 3210f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 3211f1f8bc21SGerd Hoffmann /* restore state */ 3212f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 3213f1f8bc21SGerd Hoffmann } 3214f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 321501546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3216f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 321737034575SPeter Crosthwaite xhci_reset(d); 3218f1ae32a1SGerd Hoffmann } 32194c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3220f1ae32a1SGerd Hoffmann break; 3221f1ae32a1SGerd Hoffmann 3222f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 3223f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 3224f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 32254c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3226f1ae32a1SGerd Hoffmann break; 3227f1ae32a1SGerd Hoffmann 3228f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 3229f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 3230f1ae32a1SGerd Hoffmann break; 3231f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3232f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3233f1ae32a1SGerd Hoffmann break; 3234f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3235f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3236f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3237f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3238f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 32392d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3240f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3241f1ae32a1SGerd Hoffmann } else { 324259a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3243f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3244f1ae32a1SGerd Hoffmann } 3245f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3246f1ae32a1SGerd Hoffmann break; 3247f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3248f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3249f1ae32a1SGerd Hoffmann break; 3250f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3251f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3252f1ae32a1SGerd Hoffmann break; 3253f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3254f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3255f1ae32a1SGerd Hoffmann break; 3256f1ae32a1SGerd Hoffmann default: 32570ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3258f1ae32a1SGerd Hoffmann } 3259f1ae32a1SGerd Hoffmann } 3260f1ae32a1SGerd Hoffmann 3261a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 32621b067564SGerd Hoffmann unsigned size) 3263f1ae32a1SGerd Hoffmann { 32641b067564SGerd Hoffmann XHCIState *xhci = ptr; 326543d9d604SGerd Hoffmann uint32_t ret = 0; 3266f1ae32a1SGerd Hoffmann 326743d9d604SGerd Hoffmann if (reg < 0x20) { 3268f1ae32a1SGerd Hoffmann switch (reg) { 3269f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 327001546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 32712d754a10SGerd Hoffmann break; 3272f1ae32a1SGerd Hoffmann default: 32730ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 327443d9d604SGerd Hoffmann break; 327543d9d604SGerd Hoffmann } 327643d9d604SGerd Hoffmann } else { 327743d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 327843d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 327943d9d604SGerd Hoffmann switch (reg & 0x1f) { 328043d9d604SGerd Hoffmann case 0x00: /* IMAN */ 328143d9d604SGerd Hoffmann ret = intr->iman; 328243d9d604SGerd Hoffmann break; 328343d9d604SGerd Hoffmann case 0x04: /* IMOD */ 328443d9d604SGerd Hoffmann ret = intr->imod; 328543d9d604SGerd Hoffmann break; 328643d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 328743d9d604SGerd Hoffmann ret = intr->erstsz; 328843d9d604SGerd Hoffmann break; 328943d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 329043d9d604SGerd Hoffmann ret = intr->erstba_low; 329143d9d604SGerd Hoffmann break; 329243d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 329343d9d604SGerd Hoffmann ret = intr->erstba_high; 329443d9d604SGerd Hoffmann break; 329543d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 329643d9d604SGerd Hoffmann ret = intr->erdp_low; 329743d9d604SGerd Hoffmann break; 329843d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 329943d9d604SGerd Hoffmann ret = intr->erdp_high; 330043d9d604SGerd Hoffmann break; 330143d9d604SGerd Hoffmann } 3302f1ae32a1SGerd Hoffmann } 33032d754a10SGerd Hoffmann 33042d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 33052d754a10SGerd Hoffmann return ret; 3306f1ae32a1SGerd Hoffmann } 3307f1ae32a1SGerd Hoffmann 3308a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 33091b067564SGerd Hoffmann uint64_t val, unsigned size) 3310f1ae32a1SGerd Hoffmann { 33111b067564SGerd Hoffmann XHCIState *xhci = ptr; 331243d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 331343d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 33148e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3315f1ae32a1SGerd Hoffmann 331643d9d604SGerd Hoffmann if (reg < 0x20) { 33170ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 331843d9d604SGerd Hoffmann return; 331943d9d604SGerd Hoffmann } 332043d9d604SGerd Hoffmann 332143d9d604SGerd Hoffmann switch (reg & 0x1f) { 332243d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3323f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3324962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3325f1ae32a1SGerd Hoffmann } 3326962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3327962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 332843d9d604SGerd Hoffmann if (v == 0) { 33294c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 333043d9d604SGerd Hoffmann } 333143d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3332f1ae32a1SGerd Hoffmann break; 333343d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3334962d11e1SGerd Hoffmann intr->imod = val; 3335f1ae32a1SGerd Hoffmann break; 333643d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3337962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3338f1ae32a1SGerd Hoffmann break; 333943d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3340f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3341962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3342962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3343f1ae32a1SGerd Hoffmann break; 334443d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3345962d11e1SGerd Hoffmann intr->erstba_high = val; 334643d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3347f1ae32a1SGerd Hoffmann break; 334843d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3349f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3350962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3351f1ae32a1SGerd Hoffmann } 3352962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3353f1ae32a1SGerd Hoffmann break; 335443d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3355962d11e1SGerd Hoffmann intr->erdp_high = val; 335643d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3357f1ae32a1SGerd Hoffmann break; 3358f1ae32a1SGerd Hoffmann default: 33590ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3360f1ae32a1SGerd Hoffmann } 3361f1ae32a1SGerd Hoffmann } 3362f1ae32a1SGerd Hoffmann 3363a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 33641b067564SGerd Hoffmann unsigned size) 3365f1ae32a1SGerd Hoffmann { 3366f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 33672d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3368f1ae32a1SGerd Hoffmann return 0; 3369f1ae32a1SGerd Hoffmann } 3370f1ae32a1SGerd Hoffmann 3371a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 33721b067564SGerd Hoffmann uint64_t val, unsigned size) 3373f1ae32a1SGerd Hoffmann { 33741b067564SGerd Hoffmann XHCIState *xhci = ptr; 3375024426acSGerd Hoffmann unsigned int epid, streamid; 33761b067564SGerd Hoffmann 33772d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3378f1ae32a1SGerd Hoffmann 3379f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3380d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3381f1ae32a1SGerd Hoffmann return; 3382f1ae32a1SGerd Hoffmann } 3383f1ae32a1SGerd Hoffmann 3384f1ae32a1SGerd Hoffmann reg >>= 2; 3385f1ae32a1SGerd Hoffmann 3386f1ae32a1SGerd Hoffmann if (reg == 0) { 3387f1ae32a1SGerd Hoffmann if (val == 0) { 3388f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3389f1ae32a1SGerd Hoffmann } else { 3390d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 33911b067564SGerd Hoffmann (uint32_t)val); 3392f1ae32a1SGerd Hoffmann } 3393f1ae32a1SGerd Hoffmann } else { 3394024426acSGerd Hoffmann epid = val & 0xff; 3395024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 339691062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3397d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3398024426acSGerd Hoffmann } else if (epid > 31) { 3399d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 34001b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3401f1ae32a1SGerd Hoffmann } else { 3402024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3403f1ae32a1SGerd Hoffmann } 3404f1ae32a1SGerd Hoffmann } 3405f1ae32a1SGerd Hoffmann } 3406f1ae32a1SGerd Hoffmann 34076d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 34086d3bc22eSGerd Hoffmann unsigned width) 34096d3bc22eSGerd Hoffmann { 34106d3bc22eSGerd Hoffmann /* nothing */ 34116d3bc22eSGerd Hoffmann } 34126d3bc22eSGerd Hoffmann 34131b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 34141b067564SGerd Hoffmann .read = xhci_cap_read, 34156d3bc22eSGerd Hoffmann .write = xhci_cap_write, 34166ee021d4SGerd Hoffmann .valid.min_access_size = 1, 34171b067564SGerd Hoffmann .valid.max_access_size = 4, 34186ee021d4SGerd Hoffmann .impl.min_access_size = 4, 34196ee021d4SGerd Hoffmann .impl.max_access_size = 4, 34201b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34211b067564SGerd Hoffmann }; 3422f1ae32a1SGerd Hoffmann 34231b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 34241b067564SGerd Hoffmann .read = xhci_oper_read, 34251b067564SGerd Hoffmann .write = xhci_oper_write, 34261b067564SGerd Hoffmann .valid.min_access_size = 4, 34271b067564SGerd Hoffmann .valid.max_access_size = 4, 34281b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34291b067564SGerd Hoffmann }; 3430f1ae32a1SGerd Hoffmann 34311d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 34321d8a4e69SGerd Hoffmann .read = xhci_port_read, 34331d8a4e69SGerd Hoffmann .write = xhci_port_write, 34341d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 34351d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 34361d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34371d8a4e69SGerd Hoffmann }; 34381d8a4e69SGerd Hoffmann 34391b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 34401b067564SGerd Hoffmann .read = xhci_runtime_read, 34411b067564SGerd Hoffmann .write = xhci_runtime_write, 34421b067564SGerd Hoffmann .valid.min_access_size = 4, 34431b067564SGerd Hoffmann .valid.max_access_size = 4, 34441b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34451b067564SGerd Hoffmann }; 3446f1ae32a1SGerd Hoffmann 34471b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 34481b067564SGerd Hoffmann .read = xhci_doorbell_read, 34491b067564SGerd Hoffmann .write = xhci_doorbell_write, 3450f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3451f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3452f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3453f1ae32a1SGerd Hoffmann }; 3454f1ae32a1SGerd Hoffmann 3455f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3456f1ae32a1SGerd Hoffmann { 3457f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34580846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3459f1ae32a1SGerd Hoffmann 3460f3214027SGerd Hoffmann xhci_port_update(port, 0); 3461f1ae32a1SGerd Hoffmann } 3462f1ae32a1SGerd Hoffmann 3463f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3464f1ae32a1SGerd Hoffmann { 3465f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34660846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3467f1ae32a1SGerd Hoffmann 3468f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3469f3214027SGerd Hoffmann xhci_port_update(port, 1); 3470f1ae32a1SGerd Hoffmann } 3471f1ae32a1SGerd Hoffmann 3472f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3473f1ae32a1SGerd Hoffmann { 3474f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34750846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3476f1ae32a1SGerd Hoffmann 347785e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3478f1ae32a1SGerd Hoffmann return; 3479f1ae32a1SGerd Hoffmann } 348085e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3481f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3482f1ae32a1SGerd Hoffmann } 3483f1ae32a1SGerd Hoffmann 3484f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3485f1ae32a1SGerd Hoffmann { 3486f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3487f1ae32a1SGerd Hoffmann 34889a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3489582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 34900cae7b1aSHans de Goede return; 34910cae7b1aSHans de Goede } 34929a77a0f5SHans de Goede xhci_complete_packet(xfer); 3493024426acSGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid, xfer->streamid); 3494*94b037f2SGerd Hoffmann if (xfer->complete) { 3495*94b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 3496*94b037f2SGerd Hoffmann } 3497f1ae32a1SGerd Hoffmann } 3498f1ae32a1SGerd Hoffmann 3499ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3500f1ae32a1SGerd Hoffmann { 3501ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3502ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3503ccaf87a0SGerd Hoffmann 3504463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3505f1ae32a1SGerd Hoffmann } 3506f1ae32a1SGerd Hoffmann 35071d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3508f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3509f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3510f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3511f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3512f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3513f1ae32a1SGerd Hoffmann }; 3514f1ae32a1SGerd Hoffmann 3515f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3516f1ae32a1SGerd Hoffmann { 3517f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3518f1ae32a1SGerd Hoffmann return 1; 3519f1ae32a1SGerd Hoffmann } 3520f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3521f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3522f1ae32a1SGerd Hoffmann } else { 3523f1ae32a1SGerd Hoffmann return ep->nr * 2; 3524f1ae32a1SGerd Hoffmann } 3525f1ae32a1SGerd Hoffmann } 3526f1ae32a1SGerd Hoffmann 3527518ad5f2SHans de Goede static USBEndpoint *xhci_epid_to_usbep(XHCIState *xhci, 3528518ad5f2SHans de Goede unsigned int slotid, unsigned int epid) 3529518ad5f2SHans de Goede { 3530518ad5f2SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 3531518ad5f2SHans de Goede 3532518ad5f2SHans de Goede if (!xhci->slots[slotid - 1].uport) { 3533518ad5f2SHans de Goede return NULL; 3534518ad5f2SHans de Goede } 3535518ad5f2SHans de Goede 3536518ad5f2SHans de Goede return usb_ep_get(xhci->slots[slotid - 1].uport->dev, 3537518ad5f2SHans de Goede (epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT, epid >> 1); 3538518ad5f2SHans de Goede } 3539518ad5f2SHans de Goede 35408550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 35418550a02dSGerd Hoffmann unsigned int stream) 3542f1ae32a1SGerd Hoffmann { 3543f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3544f1ae32a1SGerd Hoffmann int slotid; 3545f1ae32a1SGerd Hoffmann 3546f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3547af203be3SGerd Hoffmann slotid = ep->dev->addr; 3548f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3549f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3550f1ae32a1SGerd Hoffmann return; 3551f1ae32a1SGerd Hoffmann } 3552024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3553f1ae32a1SGerd Hoffmann } 3554f1ae32a1SGerd Hoffmann 3555f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3556f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3557f1ae32a1SGerd Hoffmann }; 3558f1ae32a1SGerd Hoffmann 355937034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3560f1ae32a1SGerd Hoffmann { 356137034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 35620846e635SGerd Hoffmann XHCIPort *port; 35630846e635SGerd Hoffmann int i, usbports, speedmask; 3564f1ae32a1SGerd Hoffmann 3565f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3566f1ae32a1SGerd Hoffmann 35670846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 35680846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 35690846e635SGerd Hoffmann } 35700846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 35710846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 35720846e635SGerd Hoffmann } 35730846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 35740846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 35750846e635SGerd Hoffmann 3576c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3577f1ae32a1SGerd Hoffmann 35780846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 35790846e635SGerd Hoffmann speedmask = 0; 35800846e635SGerd Hoffmann if (i < xhci->numports_2) { 35817bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35827bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 35837bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 35847bafd888SGerd Hoffmann } else { 35850846e635SGerd Hoffmann port = &xhci->ports[i]; 35860846e635SGerd Hoffmann port->portnr = i + 1; 35877bafd888SGerd Hoffmann } 35880846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35890846e635SGerd Hoffmann port->speedmask = 3590f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3591f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 35920846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 35931d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 35940846e635SGerd Hoffmann speedmask |= port->speedmask; 3595f1ae32a1SGerd Hoffmann } 35960846e635SGerd Hoffmann if (i < xhci->numports_3) { 35977bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35987bafd888SGerd Hoffmann port = &xhci->ports[i]; 35997bafd888SGerd Hoffmann port->portnr = i + 1; 36007bafd888SGerd Hoffmann } else { 36010846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 36020846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 36037bafd888SGerd Hoffmann } 36040846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 36050846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 36061d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 36070846e635SGerd Hoffmann speedmask |= port->speedmask; 36080846e635SGerd Hoffmann } 36090846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 36101d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3611f1ae32a1SGerd Hoffmann } 3612f1ae32a1SGerd Hoffmann } 3613f1ae32a1SGerd Hoffmann 36149af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3615f1ae32a1SGerd Hoffmann { 36161d8a4e69SGerd Hoffmann int i, ret; 36171108b2f8SCao jin Error *err = NULL; 3618f1ae32a1SGerd Hoffmann 361937034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3620f1ae32a1SGerd Hoffmann 36219b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 36229b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 36239b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 36249b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3625f1ae32a1SGerd Hoffmann 362637034575SPeter Crosthwaite usb_xhci_init(xhci); 3627f1ae32a1SGerd Hoffmann 36281108b2f8SCao jin if (xhci->msi != ON_OFF_AUTO_OFF) { 36291108b2f8SCao jin ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); 36301108b2f8SCao jin /* Any error other than -ENOTSUP(board's MSI support is broken) 36311108b2f8SCao jin * is a programming error */ 36321108b2f8SCao jin assert(!ret || ret == -ENOTSUP); 36331108b2f8SCao jin if (ret && xhci->msi == ON_OFF_AUTO_ON) { 36341108b2f8SCao jin /* Can't satisfy user's explicit msi=on request, fail */ 36351108b2f8SCao jin error_append_hint(&err, "You have to use msi=auto (default) or " 36361108b2f8SCao jin "msi=off with this machine type.\n"); 36371108b2f8SCao jin error_propagate(errp, err); 36381108b2f8SCao jin return; 36391108b2f8SCao jin } 36401108b2f8SCao jin assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); 36411108b2f8SCao jin /* With msi=auto, we fall back to MSI off silently */ 36421108b2f8SCao jin error_free(err); 36431108b2f8SCao jin } 36441108b2f8SCao jin 364591062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 364691062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 364791062ae0SGerd Hoffmann } 3648c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3649c94a7c69SGerd Hoffmann xhci->numintrs++; 3650c94a7c69SGerd Hoffmann } 365191062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 365291062ae0SGerd Hoffmann xhci->numintrs = 1; 365391062ae0SGerd Hoffmann } 365491062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 365591062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 365691062ae0SGerd Hoffmann } 365791062ae0SGerd Hoffmann if (xhci->numslots < 1) { 365891062ae0SGerd Hoffmann xhci->numslots = 1; 365991062ae0SGerd Hoffmann } 36602aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 36612aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 36622aa6bfcbSGerd Hoffmann } else { 36632aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 36642aa6bfcbSGerd Hoffmann } 366591062ae0SGerd Hoffmann 3666bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 366701546fa6SGerd Hoffmann 366822fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 366922fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 36701b067564SGerd Hoffmann "capabilities", LEN_CAP); 367122fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 36721d8a4e69SGerd Hoffmann "operational", 0x400); 367322fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 36741b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 367522fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 36761b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 36771b067564SGerd Hoffmann 36781b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 36791b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 36801b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 36811b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 36821b067564SGerd Hoffmann 36831d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 36841d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 36851d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 36861d8a4e69SGerd Hoffmann port->xhci = xhci; 368722fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 36881d8a4e69SGerd Hoffmann port->name, 0x10); 36891d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 36901d8a4e69SGerd Hoffmann } 36911d8a4e69SGerd Hoffmann 36929b7d3334SAndreas Färber pci_register_bar(dev, 0, 3693f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3694f1ae32a1SGerd Hoffmann &xhci->mem); 3695f1ae32a1SGerd Hoffmann 3696e6043e92SDr. David Alan Gilbert if (pci_bus_is_express(dev->bus) || 3697e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 36989b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3699f1ae32a1SGerd Hoffmann assert(ret >= 0); 3700058fdcf5SGerd Hoffmann } 3701f1ae32a1SGerd Hoffmann 3702290fd20dSCao jin if (xhci->msix != ON_OFF_AUTO_OFF) { 3703290fd20dSCao jin /* TODO check for errors */ 37049b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 37054c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 37064c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 37074c47f800SGerd Hoffmann 0x90); 37084c47f800SGerd Hoffmann } 3709f1ae32a1SGerd Hoffmann } 3710f1ae32a1SGerd Hoffmann 371153c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 371253c30545SGonglei { 371353c30545SGonglei int i; 371453c30545SGonglei XHCIState *xhci = XHCI(dev); 371553c30545SGonglei 3716d733f74cSGonglei trace_usb_xhci_exit(); 3717d733f74cSGonglei 371853c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 371953c30545SGonglei xhci_disable_slot(xhci, i + 1); 372053c30545SGonglei } 372153c30545SGonglei 372253c30545SGonglei if (xhci->mfwrap_timer) { 372353c30545SGonglei timer_del(xhci->mfwrap_timer); 372453c30545SGonglei timer_free(xhci->mfwrap_timer); 372553c30545SGonglei xhci->mfwrap_timer = NULL; 372653c30545SGonglei } 372753c30545SGonglei 372853c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 372953c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 373053c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 373153c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 373253c30545SGonglei 373353c30545SGonglei for (i = 0; i < xhci->numports; i++) { 373453c30545SGonglei XHCIPort *port = &xhci->ports[i]; 373553c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 373653c30545SGonglei } 373753c30545SGonglei 373853c30545SGonglei /* destroy msix memory region */ 373953c30545SGonglei if (dev->msix_table && dev->msix_pba 374053c30545SGonglei && dev->msix_entry_used) { 3741b53dd449SLi Qiang msix_uninit(dev, &xhci->mem, &xhci->mem); 374253c30545SGonglei } 374353c30545SGonglei 374453c30545SGonglei usb_bus_release(&xhci->bus); 374553c30545SGonglei } 374653c30545SGonglei 374737352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 374837352df3SGerd Hoffmann { 374937352df3SGerd Hoffmann XHCIState *xhci = opaque; 37509b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 375137352df3SGerd Hoffmann XHCISlot *slot; 375237352df3SGerd Hoffmann XHCIEPContext *epctx; 375337352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 375437352df3SGerd Hoffmann uint32_t slot_ctx[4]; 375537352df3SGerd Hoffmann uint32_t ep_ctx[5]; 375637352df3SGerd Hoffmann int slotid, epid, state, intr; 375737352df3SGerd Hoffmann 375837352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 375937352df3SGerd Hoffmann 376037352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 376137352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 376237352df3SGerd Hoffmann if (!slot->addressed) { 376337352df3SGerd Hoffmann continue; 376437352df3SGerd Hoffmann } 376537352df3SGerd Hoffmann slot->ctx = 37669b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 376737352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 376837352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3769f2ad97ffSGerd Hoffmann if (!slot->uport) { 3770f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3771f2ad97ffSGerd Hoffmann slot->enabled = 0; 3772f2ad97ffSGerd Hoffmann slot->addressed = 0; 3773f2ad97ffSGerd Hoffmann continue; 3774f2ad97ffSGerd Hoffmann } 377537352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 377637352df3SGerd Hoffmann 3777f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 377837352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 377937352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 378037352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 378137352df3SGerd Hoffmann if (state == EP_DISABLED) { 378237352df3SGerd Hoffmann continue; 378337352df3SGerd Hoffmann } 378437352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 378537352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 378637352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 378737352df3SGerd Hoffmann epctx->state = state; 378837352df3SGerd Hoffmann if (state == EP_RUNNING) { 378937352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3790bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 379137352df3SGerd Hoffmann } 379237352df3SGerd Hoffmann } 379337352df3SGerd Hoffmann } 379437352df3SGerd Hoffmann 379537352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 379637352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 37979b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 379837352df3SGerd Hoffmann } else { 37999b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 380037352df3SGerd Hoffmann } 380137352df3SGerd Hoffmann } 380237352df3SGerd Hoffmann 380337352df3SGerd Hoffmann return 0; 380437352df3SGerd Hoffmann } 380537352df3SGerd Hoffmann 380637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 380737352df3SGerd Hoffmann .name = "xhci-ring", 380837352df3SGerd Hoffmann .version_id = 1, 380937352df3SGerd Hoffmann .fields = (VMStateField[]) { 381037352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 381137352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 381237352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 381337352df3SGerd Hoffmann } 381437352df3SGerd Hoffmann }; 381537352df3SGerd Hoffmann 381637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 381737352df3SGerd Hoffmann .name = "xhci-port", 381837352df3SGerd Hoffmann .version_id = 1, 381937352df3SGerd Hoffmann .fields = (VMStateField[]) { 382037352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 382137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 382237352df3SGerd Hoffmann } 382337352df3SGerd Hoffmann }; 382437352df3SGerd Hoffmann 382537352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 382637352df3SGerd Hoffmann .name = "xhci-slot", 382737352df3SGerd Hoffmann .version_id = 1, 382837352df3SGerd Hoffmann .fields = (VMStateField[]) { 382937352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 383037352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 383137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 383237352df3SGerd Hoffmann } 383337352df3SGerd Hoffmann }; 383437352df3SGerd Hoffmann 383537352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 383637352df3SGerd Hoffmann .name = "xhci-event", 383737352df3SGerd Hoffmann .version_id = 1, 383837352df3SGerd Hoffmann .fields = (VMStateField[]) { 383937352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 384037352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 384137352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 384237352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 384337352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 384437352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 384537352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 38463afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 384737352df3SGerd Hoffmann } 384837352df3SGerd Hoffmann }; 384937352df3SGerd Hoffmann 385037352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 385137352df3SGerd Hoffmann { 385237352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 385337352df3SGerd Hoffmann return intr->er_full; 385437352df3SGerd Hoffmann } 385537352df3SGerd Hoffmann 385637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 385737352df3SGerd Hoffmann .name = "xhci-intr", 385837352df3SGerd Hoffmann .version_id = 1, 385937352df3SGerd Hoffmann .fields = (VMStateField[]) { 386037352df3SGerd Hoffmann /* registers */ 386137352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 386237352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 386337352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 386437352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 386537352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 386637352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 386737352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 386837352df3SGerd Hoffmann 386937352df3SGerd Hoffmann /* state */ 387037352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 387137352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 387237352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 387337352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 387437352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 387537352df3SGerd Hoffmann 387637352df3SGerd Hoffmann /* event queue (used if ring is full) */ 387737352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 387837352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 387937352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 388037352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 388137352df3SGerd Hoffmann xhci_er_full, 1, 388237352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 388337352df3SGerd Hoffmann 388437352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 388537352df3SGerd Hoffmann } 388637352df3SGerd Hoffmann }; 388737352df3SGerd Hoffmann 3888f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3889f1ae32a1SGerd Hoffmann .name = "xhci", 389037352df3SGerd Hoffmann .version_id = 1, 389137352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 389237352df3SGerd Hoffmann .fields = (VMStateField[]) { 38939b7d3334SAndreas Färber VMSTATE_PCIE_DEVICE(parent_obj, XHCIState), 38949b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 389537352df3SGerd Hoffmann 389637352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 389737352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 389837352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 389937352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 390037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 390137352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 390237352df3SGerd Hoffmann 390337352df3SGerd Hoffmann /* Operational Registers */ 390437352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 390537352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 390637352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 390737352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 390837352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 390937352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 391037352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 391137352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 391237352df3SGerd Hoffmann 391337352df3SGerd Hoffmann /* Runtime Registers & state */ 391437352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3915e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 391637352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 391737352df3SGerd Hoffmann 391837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 391937352df3SGerd Hoffmann } 3920f1ae32a1SGerd Hoffmann }; 3921f1ae32a1SGerd Hoffmann 3922f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3923290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), 3924290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), 39257bafd888SGerd Hoffmann DEFINE_PROP_BIT("superspeed-ports-first", 39267bafd888SGerd Hoffmann XHCIState, flags, XHCI_FLAG_SS_FIRST, true), 3927e6043e92SDr. David Alan Gilbert DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, 3928e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, false), 39292aa6bfcbSGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 39302aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 393191062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 393291062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 39330846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 39340846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3935f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3936f1ae32a1SGerd Hoffmann }; 3937f1ae32a1SGerd Hoffmann 3938f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3939f1ae32a1SGerd Hoffmann { 3940f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3941f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3942f1ae32a1SGerd Hoffmann 3943f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3944f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 394564619739SJan Kiszka dc->reset = xhci_reset; 3946125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 39479af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 394853c30545SGonglei k->exit = usb_xhci_exit; 3949f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3950f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3951f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3952f1ae32a1SGerd Hoffmann k->revision = 0x03; 3953f1ae32a1SGerd Hoffmann k->is_express = 1; 3954f1ae32a1SGerd Hoffmann } 3955f1ae32a1SGerd Hoffmann 39568c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 395737034575SPeter Crosthwaite .name = TYPE_XHCI, 3958f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3959f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3960f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3961f1ae32a1SGerd Hoffmann }; 3962f1ae32a1SGerd Hoffmann 3963f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3964f1ae32a1SGerd Hoffmann { 3965f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3966f1ae32a1SGerd Hoffmann } 3967f1ae32a1SGerd Hoffmann 3968f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3969