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" 2494b037f2SGerd 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 5305f43d44SGerd Hoffmann #define TRB_LINK_LIMIT 4 54f89b60f6SGerd Hoffmann #define COMMAND_LIMIT 256 55f89b60f6SGerd Hoffmann #define TRANSFER_LIMIT 256 5605f43d44SGerd Hoffmann 57f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 58f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 59106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 60f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 61f1ae32a1SGerd Hoffmann 62106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 63106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 64106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 654c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 664c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 67f1ae32a1SGerd Hoffmann /* must be power of 2 */ 68106b214cSGerd Hoffmann #define LEN_REGS 0x4000 69f1ae32a1SGerd Hoffmann 70106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 71106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 72106b214cSGerd Hoffmann #endif 73106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 74106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 75106b214cSGerd Hoffmann #endif 76f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 77f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 78f1ae32a1SGerd Hoffmann #endif 79f1ae32a1SGerd Hoffmann 80f1ae32a1SGerd Hoffmann /* bit definitions */ 81f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 82f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 83f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 84f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 85f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 86f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 87f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 88f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 89f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 90f1ae32a1SGerd Hoffmann 91f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 92f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 93f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 94f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 95f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 96f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 97f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 98f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 99f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 100f1ae32a1SGerd Hoffmann 101f1ae32a1SGerd Hoffmann 102f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 103f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 104f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 105f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 106f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 107f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 108f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 109f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 110f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 113f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 114f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 115f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 116f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 117f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 118f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 119f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 120f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 121f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 122f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 123f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 124f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 125f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 126f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 127f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 128f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 129f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 130f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 131f1ae32a1SGerd Hoffmann 132f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 133f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 134f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 135f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 136f1ae32a1SGerd Hoffmann 137f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 138f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 139f1ae32a1SGerd Hoffmann 140f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 141f1ae32a1SGerd Hoffmann 142f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 143f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 144f1ae32a1SGerd Hoffmann uint64_t parameter; 145f1ae32a1SGerd Hoffmann uint32_t status; 146f1ae32a1SGerd Hoffmann uint32_t control; 14759a70ccdSDavid Gibson dma_addr_t addr; 148f1ae32a1SGerd Hoffmann bool ccs; 149f1ae32a1SGerd Hoffmann } XHCITRB; 150f1ae32a1SGerd Hoffmann 15185e05d82SGerd Hoffmann enum { 15285e05d82SGerd Hoffmann PLS_U0 = 0, 15385e05d82SGerd Hoffmann PLS_U1 = 1, 15485e05d82SGerd Hoffmann PLS_U2 = 2, 15585e05d82SGerd Hoffmann PLS_U3 = 3, 15685e05d82SGerd Hoffmann PLS_DISABLED = 4, 15785e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15885e05d82SGerd Hoffmann PLS_INACTIVE = 6, 15985e05d82SGerd Hoffmann PLS_POLLING = 7, 16085e05d82SGerd Hoffmann PLS_RECOVERY = 8, 16185e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16285e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16385e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16485e05d82SGerd Hoffmann PLS_RESUME = 15, 16585e05d82SGerd Hoffmann }; 166f1ae32a1SGerd Hoffmann 167f1ae32a1SGerd Hoffmann typedef enum TRBType { 168f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 169f1ae32a1SGerd Hoffmann TR_NORMAL, 170f1ae32a1SGerd Hoffmann TR_SETUP, 171f1ae32a1SGerd Hoffmann TR_DATA, 172f1ae32a1SGerd Hoffmann TR_STATUS, 173f1ae32a1SGerd Hoffmann TR_ISOCH, 174f1ae32a1SGerd Hoffmann TR_LINK, 175f1ae32a1SGerd Hoffmann TR_EVDATA, 176f1ae32a1SGerd Hoffmann TR_NOOP, 177f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 178f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 179f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 180f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 181f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 182f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 183f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 184f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 185f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 186f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 187f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 188f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 189f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 190f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 191f1ae32a1SGerd Hoffmann CR_NOOP, 192f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 193f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 194f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 195f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 196f1ae32a1SGerd Hoffmann ER_DOORBELL, 197f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 198f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 199f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 200f1ae32a1SGerd Hoffmann /* vendor specific bits */ 201f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 202f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 203f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 204f1ae32a1SGerd Hoffmann } TRBType; 205f1ae32a1SGerd Hoffmann 206f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 207f1ae32a1SGerd Hoffmann 208f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 209f1ae32a1SGerd Hoffmann CC_INVALID = 0, 210f1ae32a1SGerd Hoffmann CC_SUCCESS, 211f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 212f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 213f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 214f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 215f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 216f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 217f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 218f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 219f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 220f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 221f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 222f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 223f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 224f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 225f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 226f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 227f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 228f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 229f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 230f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 231f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 232f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 233f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 234f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 235f1ae32a1SGerd Hoffmann CC_STOPPED, 236f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 237f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 238f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 239f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 240f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 241f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 242f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 243f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 244f1ae32a1SGerd Hoffmann } TRBCCode; 245f1ae32a1SGerd Hoffmann 246f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 247f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 248f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 249f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 250f1ae32a1SGerd Hoffmann 251f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 252f1ae32a1SGerd Hoffmann 253f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 254f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 255f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 256f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 257f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 258f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 259f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 260f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 261f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 262f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 263f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 264f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 265f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 266f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 267f1ae32a1SGerd Hoffmann 268f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 269f1ae32a1SGerd Hoffmann 270f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 271f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 272f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 273f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 274f1ae32a1SGerd Hoffmann 275f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 276f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 277f1ae32a1SGerd Hoffmann 278f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 279f1ae32a1SGerd Hoffmann 2802d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2812d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2822d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2832d1de850SGerd Hoffmann 284f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 285f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 286f1ae32a1SGerd Hoffmann 287f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 288f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 289f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 290f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 291f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 292f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 293f1ae32a1SGerd Hoffmann 294f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 295f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 296f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 297f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 298f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 299f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 300f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 301f1ae32a1SGerd Hoffmann 302f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 303f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 304f1ae32a1SGerd Hoffmann 3051d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 306024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 307024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3081d8a4e69SGerd Hoffmann 30985e05d82SGerd Hoffmann #define get_field(data, field) \ 31085e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 31185e05d82SGerd Hoffmann 31285e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31385e05d82SGerd Hoffmann uint32_t val = *data; \ 31485e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31585e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31685e05d82SGerd Hoffmann *data = val; \ 31785e05d82SGerd Hoffmann } while (0) 31885e05d82SGerd Hoffmann 319f1ae32a1SGerd Hoffmann typedef enum EPType { 320f1ae32a1SGerd Hoffmann ET_INVALID = 0, 321f1ae32a1SGerd Hoffmann ET_ISO_OUT, 322f1ae32a1SGerd Hoffmann ET_BULK_OUT, 323f1ae32a1SGerd Hoffmann ET_INTR_OUT, 324f1ae32a1SGerd Hoffmann ET_CONTROL, 325f1ae32a1SGerd Hoffmann ET_ISO_IN, 326f1ae32a1SGerd Hoffmann ET_BULK_IN, 327f1ae32a1SGerd Hoffmann ET_INTR_IN, 328f1ae32a1SGerd Hoffmann } EPType; 329f1ae32a1SGerd Hoffmann 330f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 33159a70ccdSDavid Gibson dma_addr_t dequeue; 332f1ae32a1SGerd Hoffmann bool ccs; 333f1ae32a1SGerd Hoffmann } XHCIRing; 334f1ae32a1SGerd Hoffmann 335f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3361d8a4e69SGerd Hoffmann XHCIState *xhci; 337f1ae32a1SGerd Hoffmann uint32_t portsc; 3380846e635SGerd Hoffmann uint32_t portnr; 3390846e635SGerd Hoffmann USBPort *uport; 3400846e635SGerd Hoffmann uint32_t speedmask; 3411d8a4e69SGerd Hoffmann char name[16]; 3421d8a4e69SGerd Hoffmann MemoryRegion mem; 343f1ae32a1SGerd Hoffmann } XHCIPort; 344f1ae32a1SGerd Hoffmann 345f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 34694b037f2SGerd Hoffmann XHCIEPContext *epctx; 347f1ae32a1SGerd Hoffmann USBPacket packet; 348d5a15814SGerd Hoffmann QEMUSGList sgl; 349f1ae32a1SGerd Hoffmann bool running_async; 350f1ae32a1SGerd Hoffmann bool running_retry; 351f1ae32a1SGerd Hoffmann bool complete; 352a6fb2ddbSHans de Goede bool int_req; 353f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 354024426acSGerd Hoffmann unsigned int streamid; 355f1ae32a1SGerd Hoffmann bool in_xfer; 356f1ae32a1SGerd Hoffmann bool iso_xfer; 3574d7a81c0SGerd Hoffmann bool timed_xfer; 358f1ae32a1SGerd Hoffmann 359f1ae32a1SGerd Hoffmann unsigned int trb_count; 360f1ae32a1SGerd Hoffmann XHCITRB *trbs; 361f1ae32a1SGerd Hoffmann 362f1ae32a1SGerd Hoffmann TRBCCode status; 363f1ae32a1SGerd Hoffmann 364f1ae32a1SGerd Hoffmann unsigned int pkts; 365f1ae32a1SGerd Hoffmann unsigned int pktsize; 366f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3673d139684SGerd Hoffmann 3683d139684SGerd Hoffmann uint64_t mfindex_kick; 36994b037f2SGerd Hoffmann 37094b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 371f1ae32a1SGerd Hoffmann } XHCITransfer; 372f1ae32a1SGerd Hoffmann 373024426acSGerd Hoffmann struct XHCIStreamContext { 374024426acSGerd Hoffmann dma_addr_t pctx; 375024426acSGerd Hoffmann unsigned int sct; 376024426acSGerd Hoffmann XHCIRing ring; 377024426acSGerd Hoffmann }; 378024426acSGerd Hoffmann 379024426acSGerd Hoffmann struct XHCIEPContext { 3803d139684SGerd Hoffmann XHCIState *xhci; 3813d139684SGerd Hoffmann unsigned int slotid; 3823d139684SGerd Hoffmann unsigned int epid; 3833d139684SGerd Hoffmann 384f1ae32a1SGerd Hoffmann XHCIRing ring; 38594b037f2SGerd Hoffmann uint32_t xfer_count; 38694b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 387f1ae32a1SGerd Hoffmann XHCITransfer *retry; 388f1ae32a1SGerd Hoffmann EPType type; 38959a70ccdSDavid Gibson dma_addr_t pctx; 390f1ae32a1SGerd Hoffmann unsigned int max_psize; 391f1ae32a1SGerd Hoffmann uint32_t state; 39296d87bddSGerd Hoffmann uint32_t kick_active; 3933d139684SGerd Hoffmann 394024426acSGerd Hoffmann /* streams */ 395024426acSGerd Hoffmann unsigned int max_pstreams; 396024426acSGerd Hoffmann bool lsa; 397024426acSGerd Hoffmann unsigned int nr_pstreams; 398024426acSGerd Hoffmann XHCIStreamContext *pstreams; 399024426acSGerd Hoffmann 4003d139684SGerd Hoffmann /* iso xfer scheduling */ 4013d139684SGerd Hoffmann unsigned int interval; 4023d139684SGerd Hoffmann int64_t mfindex_last; 4033d139684SGerd Hoffmann QEMUTimer *kick_timer; 404024426acSGerd Hoffmann }; 405f1ae32a1SGerd Hoffmann 406f1ae32a1SGerd Hoffmann typedef struct XHCISlot { 407f1ae32a1SGerd Hoffmann bool enabled; 4084034e693SGerd Hoffmann bool addressed; 40959a70ccdSDavid Gibson dma_addr_t ctx; 410ccaf87a0SGerd Hoffmann USBPort *uport; 411f1ae32a1SGerd Hoffmann XHCIEPContext * eps[31]; 412f1ae32a1SGerd Hoffmann } XHCISlot; 413f1ae32a1SGerd Hoffmann 414f1ae32a1SGerd Hoffmann typedef struct XHCIEvent { 415f1ae32a1SGerd Hoffmann TRBType type; 416f1ae32a1SGerd Hoffmann TRBCCode ccode; 417f1ae32a1SGerd Hoffmann uint64_t ptr; 418f1ae32a1SGerd Hoffmann uint32_t length; 419f1ae32a1SGerd Hoffmann uint32_t flags; 420f1ae32a1SGerd Hoffmann uint8_t slotid; 421f1ae32a1SGerd Hoffmann uint8_t epid; 422f1ae32a1SGerd Hoffmann } XHCIEvent; 423f1ae32a1SGerd Hoffmann 424962d11e1SGerd Hoffmann typedef struct XHCIInterrupter { 425962d11e1SGerd Hoffmann uint32_t iman; 426962d11e1SGerd Hoffmann uint32_t imod; 427962d11e1SGerd Hoffmann uint32_t erstsz; 428962d11e1SGerd Hoffmann uint32_t erstba_low; 429962d11e1SGerd Hoffmann uint32_t erstba_high; 430962d11e1SGerd Hoffmann uint32_t erdp_low; 431962d11e1SGerd Hoffmann uint32_t erdp_high; 432962d11e1SGerd Hoffmann 433898248a3SGerd Hoffmann bool msix_used, er_pcs; 434962d11e1SGerd Hoffmann 435962d11e1SGerd Hoffmann dma_addr_t er_start; 436962d11e1SGerd Hoffmann uint32_t er_size; 437962d11e1SGerd Hoffmann unsigned int er_ep_idx; 438962d11e1SGerd Hoffmann 439898248a3SGerd Hoffmann /* kept for live migration compat only */ 440898248a3SGerd Hoffmann bool er_full_unused; 441962d11e1SGerd Hoffmann XHCIEvent ev_buffer[EV_QUEUE]; 442962d11e1SGerd Hoffmann unsigned int ev_buffer_put; 443962d11e1SGerd Hoffmann unsigned int ev_buffer_get; 444962d11e1SGerd Hoffmann 445962d11e1SGerd Hoffmann } XHCIInterrupter; 446962d11e1SGerd Hoffmann 447f1ae32a1SGerd Hoffmann struct XHCIState { 4489b7d3334SAndreas Färber /*< private >*/ 4499b7d3334SAndreas Färber PCIDevice parent_obj; 4509b7d3334SAndreas Färber /*< public >*/ 4519b7d3334SAndreas Färber 452f1ae32a1SGerd Hoffmann USBBus bus; 453f1ae32a1SGerd Hoffmann MemoryRegion mem; 4541b067564SGerd Hoffmann MemoryRegion mem_cap; 4551b067564SGerd Hoffmann MemoryRegion mem_oper; 4561b067564SGerd Hoffmann MemoryRegion mem_runtime; 4571b067564SGerd Hoffmann MemoryRegion mem_doorbell; 458f1ae32a1SGerd Hoffmann 4590846e635SGerd Hoffmann /* properties */ 4600846e635SGerd Hoffmann uint32_t numports_2; 4610846e635SGerd Hoffmann uint32_t numports_3; 46291062ae0SGerd Hoffmann uint32_t numintrs; 46391062ae0SGerd Hoffmann uint32_t numslots; 464c5e9b02dSGerd Hoffmann uint32_t flags; 4652aa6bfcbSGerd Hoffmann uint32_t max_pstreams_mask; 466290fd20dSCao jin OnOffAuto msi; 467290fd20dSCao jin OnOffAuto msix; 4680846e635SGerd Hoffmann 469f1ae32a1SGerd Hoffmann /* Operational Registers */ 470f1ae32a1SGerd Hoffmann uint32_t usbcmd; 471f1ae32a1SGerd Hoffmann uint32_t usbsts; 472f1ae32a1SGerd Hoffmann uint32_t dnctrl; 473f1ae32a1SGerd Hoffmann uint32_t crcr_low; 474f1ae32a1SGerd Hoffmann uint32_t crcr_high; 475f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 476f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 477f1ae32a1SGerd Hoffmann uint32_t config; 478f1ae32a1SGerd Hoffmann 4790846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 480f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 481f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4820846e635SGerd Hoffmann uint32_t numports; 483f1ae32a1SGerd Hoffmann 484f1ae32a1SGerd Hoffmann /* Runtime Registers */ 48501546fa6SGerd Hoffmann int64_t mfindex_start; 48601546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 487962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 488f1ae32a1SGerd Hoffmann 489f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 490*2992d6b4SGerd Hoffmann 491*2992d6b4SGerd Hoffmann bool nec_quirks; 492f1ae32a1SGerd Hoffmann }; 493f1ae32a1SGerd Hoffmann 49472a810f4SGerd Hoffmann #define TYPE_XHCI "base-xhci" 49572a810f4SGerd Hoffmann #define TYPE_NEC_XHCI "nec-usb-xhci" 49672a810f4SGerd Hoffmann #define TYPE_QEMU_XHCI "qemu-xhci" 49737034575SPeter Crosthwaite 49837034575SPeter Crosthwaite #define XHCI(obj) \ 49937034575SPeter Crosthwaite OBJECT_CHECK(XHCIState, (obj), TYPE_XHCI) 50037034575SPeter Crosthwaite 501f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 502f1ae32a1SGerd Hoffmann uint32_t addr_low; 503f1ae32a1SGerd Hoffmann uint32_t addr_high; 504f1ae32a1SGerd Hoffmann uint32_t size; 505f1ae32a1SGerd Hoffmann uint32_t rsvd; 506f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 507f1ae32a1SGerd Hoffmann 508c5e9b02dSGerd Hoffmann enum xhci_flags { 509290fd20dSCao jin XHCI_FLAG_SS_FIRST = 1, 510e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, 5112aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, 512c5e9b02dSGerd Hoffmann }; 513c5e9b02dSGerd Hoffmann 51401546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 515024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 5163a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid); 5170bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5180bc85da6SGerd Hoffmann unsigned int epid); 519582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 520962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 521962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 522070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx); 52301546fa6SGerd Hoffmann 524f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 525f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 526f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 527f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 528f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 529f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 530f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 531f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 532f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 533f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 534f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 535f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 536f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 537f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 538f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 539f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 540f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 541f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 542f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 543f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 544f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 545f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 546f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 547f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 548f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 549f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 550f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 551f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 552f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 553f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 554f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 555f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 556f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 557f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 558f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 559f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 560f1ae32a1SGerd Hoffmann }; 561f1ae32a1SGerd Hoffmann 562873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 563873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 564873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 565873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 566873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 567873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 568873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 569873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 570873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 571873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 572873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 573873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 574873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 575873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 576873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 577873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 578873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 579873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 580873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 581873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 582873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 583873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 584873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 585873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 586873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 587873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 588873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 589873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 590873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 591873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 592873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 593873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 594873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 595873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 596873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 597873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 598873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 599873123feSGerd Hoffmann }; 600873123feSGerd Hoffmann 6011c82392aSGerd Hoffmann static const char *ep_state_names[] = { 6021c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 6031c82392aSGerd Hoffmann [EP_RUNNING] = "running", 6041c82392aSGerd Hoffmann [EP_HALTED] = "halted", 6051c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 6061c82392aSGerd Hoffmann [EP_ERROR] = "error", 6071c82392aSGerd Hoffmann }; 6081c82392aSGerd Hoffmann 609f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 610f1ae32a1SGerd Hoffmann { 611f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 612f1ae32a1SGerd Hoffmann return "???"; 613f1ae32a1SGerd Hoffmann } 614f1ae32a1SGerd Hoffmann return list[index]; 615f1ae32a1SGerd Hoffmann } 616f1ae32a1SGerd Hoffmann 617f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 618f1ae32a1SGerd Hoffmann { 619f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 620f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 621f1ae32a1SGerd Hoffmann } 622f1ae32a1SGerd Hoffmann 623873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 624873123feSGerd Hoffmann { 625873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 626873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 627873123feSGerd Hoffmann } 628873123feSGerd Hoffmann 6291c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 6301c82392aSGerd Hoffmann { 6311c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 6321c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 6331c82392aSGerd Hoffmann } 6341c82392aSGerd Hoffmann 635f9955235SGerd Hoffmann static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 636f9955235SGerd Hoffmann { 637f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 638f9955235SGerd Hoffmann } 639f9955235SGerd Hoffmann 64001546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 64101546fa6SGerd Hoffmann { 642bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 64301546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 64401546fa6SGerd Hoffmann } 64501546fa6SGerd Hoffmann 64601546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 64701546fa6SGerd Hoffmann { 64801546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 64901546fa6SGerd Hoffmann uint32_t mfindex, left; 65001546fa6SGerd Hoffmann int64_t now; 65101546fa6SGerd Hoffmann 65201546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 653bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 65401546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 65501546fa6SGerd Hoffmann left = 0x4000 - mfindex; 656bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 65701546fa6SGerd Hoffmann } else { 658bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 65901546fa6SGerd Hoffmann } 66001546fa6SGerd Hoffmann } 66101546fa6SGerd Hoffmann 66201546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 66301546fa6SGerd Hoffmann { 66401546fa6SGerd Hoffmann XHCIState *xhci = opaque; 66501546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 66601546fa6SGerd Hoffmann 667962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 66801546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 66901546fa6SGerd Hoffmann } 670f1ae32a1SGerd Hoffmann 67159a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 672f1ae32a1SGerd Hoffmann { 67359a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 674f1ae32a1SGerd Hoffmann return low; 67559a70ccdSDavid Gibson } else { 67659a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 67759a70ccdSDavid Gibson } 678f1ae32a1SGerd Hoffmann } 679f1ae32a1SGerd Hoffmann 68059a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 681f1ae32a1SGerd Hoffmann { 68259a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 683f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 68459a70ccdSDavid Gibson } else { 68559a70ccdSDavid Gibson return addr; 68659a70ccdSDavid Gibson } 687f1ae32a1SGerd Hoffmann } 688f1ae32a1SGerd Hoffmann 689616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 690616b5d53SDavid Gibson uint32_t *buf, size_t len) 691616b5d53SDavid Gibson { 692616b5d53SDavid Gibson int i; 693616b5d53SDavid Gibson 694616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 695616b5d53SDavid Gibson 6969b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 697616b5d53SDavid Gibson 698616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 699616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 700616b5d53SDavid Gibson } 701616b5d53SDavid Gibson } 702616b5d53SDavid Gibson 703616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 704616b5d53SDavid Gibson uint32_t *buf, size_t len) 705616b5d53SDavid Gibson { 706616b5d53SDavid Gibson int i; 707182b391eSPeter Xu uint32_t tmp[5]; 708182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 709616b5d53SDavid Gibson 710616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 711182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 712616b5d53SDavid Gibson 713182b391eSPeter Xu for (i = 0; i < n; i++) { 714616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 715616b5d53SDavid Gibson } 7169b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 717616b5d53SDavid Gibson } 718616b5d53SDavid Gibson 7190846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 7200846e635SGerd Hoffmann { 7210846e635SGerd Hoffmann int index; 7220846e635SGerd Hoffmann 7230846e635SGerd Hoffmann if (!uport->dev) { 7240846e635SGerd Hoffmann return NULL; 7250846e635SGerd Hoffmann } 7260846e635SGerd Hoffmann switch (uport->dev->speed) { 7270846e635SGerd Hoffmann case USB_SPEED_LOW: 7280846e635SGerd Hoffmann case USB_SPEED_FULL: 7290846e635SGerd Hoffmann case USB_SPEED_HIGH: 7307bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7317bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 7327bafd888SGerd Hoffmann } else { 7330846e635SGerd Hoffmann index = uport->index; 7347bafd888SGerd Hoffmann } 7350846e635SGerd Hoffmann break; 7360846e635SGerd Hoffmann case USB_SPEED_SUPER: 7377bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7387bafd888SGerd Hoffmann index = uport->index; 7397bafd888SGerd Hoffmann } else { 7400846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7417bafd888SGerd Hoffmann } 7420846e635SGerd Hoffmann break; 7430846e635SGerd Hoffmann default: 7440846e635SGerd Hoffmann return NULL; 7450846e635SGerd Hoffmann } 7460846e635SGerd Hoffmann return &xhci->ports[index]; 7470846e635SGerd Hoffmann } 7480846e635SGerd Hoffmann 7494c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 750f1ae32a1SGerd Hoffmann { 7519b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 752f1ae32a1SGerd Hoffmann int level = 0; 753f1ae32a1SGerd Hoffmann 7549b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7559b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7564c4abe7cSGerd Hoffmann return; 7574c4abe7cSGerd Hoffmann } 7584c4abe7cSGerd Hoffmann 759962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 760962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 761215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 762f1ae32a1SGerd Hoffmann level = 1; 763f1ae32a1SGerd Hoffmann } 764f1ae32a1SGerd Hoffmann 7657acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 7669e64f8a3SMarcel Apfelbaum pci_set_irq(pci_dev, level); 767f1ae32a1SGerd Hoffmann } 7684c4abe7cSGerd Hoffmann 769962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7704c47f800SGerd Hoffmann { 7719b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7724c47f800SGerd Hoffmann bool enabled; 7734c47f800SGerd Hoffmann 7749b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7754c47f800SGerd Hoffmann return; 7764c47f800SGerd Hoffmann } 7774c47f800SGerd Hoffmann 778962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 779962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7804c47f800SGerd Hoffmann return; 7814c47f800SGerd Hoffmann } 7824c47f800SGerd Hoffmann 7834c47f800SGerd Hoffmann if (enabled) { 784962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7859b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 786962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7874c47f800SGerd Hoffmann } else { 788962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7899b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 790962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7914c47f800SGerd Hoffmann } 7924c47f800SGerd Hoffmann } 7934c47f800SGerd Hoffmann 794962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7954c4abe7cSGerd Hoffmann { 7969b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7977da76e12SGerd Hoffmann bool pending = (xhci->intr[v].erdp_low & ERDP_EHB); 7989b7d3334SAndreas Färber 799962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 800962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 8012cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 8022cae4119SGerd Hoffmann 8037da76e12SGerd Hoffmann if (pending) { 8047da76e12SGerd Hoffmann return; 8057da76e12SGerd Hoffmann } 806962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 8074c4abe7cSGerd Hoffmann return; 8084c4abe7cSGerd Hoffmann } 8094c4abe7cSGerd Hoffmann 8104c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 8114c4abe7cSGerd Hoffmann return; 8124c4abe7cSGerd Hoffmann } 8134c4abe7cSGerd Hoffmann 8149b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 815962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 8169b7d3334SAndreas Färber msix_notify(pci_dev, v); 8174c47f800SGerd Hoffmann return; 8184c47f800SGerd Hoffmann } 8194c47f800SGerd Hoffmann 8209b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 821962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 8229b7d3334SAndreas Färber msi_notify(pci_dev, v); 8234c4abe7cSGerd Hoffmann return; 8244c4abe7cSGerd Hoffmann } 8254c4abe7cSGerd Hoffmann 826962d11e1SGerd Hoffmann if (v == 0) { 8274c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 8289e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 829f1ae32a1SGerd Hoffmann } 830962d11e1SGerd Hoffmann } 831f1ae32a1SGerd Hoffmann 832f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 833f1ae32a1SGerd Hoffmann { 834898248a3SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH); 835f1ae32a1SGerd Hoffmann } 836f1ae32a1SGerd Hoffmann 837f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 838f1ae32a1SGerd Hoffmann { 839f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 840d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 841f1ae32a1SGerd Hoffmann } 842f1ae32a1SGerd Hoffmann 843962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 844f1ae32a1SGerd Hoffmann { 8459b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 846962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 847f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 84859a70ccdSDavid Gibson dma_addr_t addr; 849f1ae32a1SGerd Hoffmann 850f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 851f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 852f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 853f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 854962d11e1SGerd Hoffmann if (intr->er_pcs) { 855f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 856f1ae32a1SGerd Hoffmann } 857f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 858f1ae32a1SGerd Hoffmann 859962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 860873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 861873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 862f1ae32a1SGerd Hoffmann 863962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8649b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 865f1ae32a1SGerd Hoffmann 866962d11e1SGerd Hoffmann intr->er_ep_idx++; 867962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 868962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 869962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 870f1ae32a1SGerd Hoffmann } 871f1ae32a1SGerd Hoffmann } 872f1ae32a1SGerd Hoffmann 873962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 874f1ae32a1SGerd Hoffmann { 8752d1de850SGerd Hoffmann XHCIInterrupter *intr; 87659a70ccdSDavid Gibson dma_addr_t erdp; 877f1ae32a1SGerd Hoffmann unsigned int dp_idx; 878f1ae32a1SGerd Hoffmann 87991062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 88091062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 8812d1de850SGerd Hoffmann return; 8822d1de850SGerd Hoffmann } 8832d1de850SGerd Hoffmann intr = &xhci->intr[v]; 8842d1de850SGerd Hoffmann 885962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 886962d11e1SGerd Hoffmann if (erdp < intr->er_start || 887962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 888d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 889d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 890962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 891f1ae32a1SGerd Hoffmann xhci_die(xhci); 892f1ae32a1SGerd Hoffmann return; 893f1ae32a1SGerd Hoffmann } 894f1ae32a1SGerd Hoffmann 895962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 896962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 897f1ae32a1SGerd Hoffmann 898898248a3SGerd Hoffmann if ((intr->er_ep_idx + 2) % intr->er_size == dp_idx) { 899898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, send ring full error\n", v); 900f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 901898248a3SGerd Hoffmann xhci_write_event(xhci, &full, v); 902898248a3SGerd Hoffmann } else if ((intr->er_ep_idx + 1) % intr->er_size == dp_idx) { 903898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, drop event\n", v); 904f1ae32a1SGerd Hoffmann } else { 905962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 906f1ae32a1SGerd Hoffmann } 907f1ae32a1SGerd Hoffmann 908962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 909f1ae32a1SGerd Hoffmann } 910f1ae32a1SGerd Hoffmann 911f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 91259a70ccdSDavid Gibson dma_addr_t base) 913f1ae32a1SGerd Hoffmann { 914f1ae32a1SGerd Hoffmann ring->dequeue = base; 915f1ae32a1SGerd Hoffmann ring->ccs = 1; 916f1ae32a1SGerd Hoffmann } 917f1ae32a1SGerd Hoffmann 918f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 91959a70ccdSDavid Gibson dma_addr_t *addr) 920f1ae32a1SGerd Hoffmann { 9219b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 92205f43d44SGerd Hoffmann uint32_t link_cnt = 0; 9239b7d3334SAndreas Färber 924f1ae32a1SGerd Hoffmann while (1) { 925f1ae32a1SGerd Hoffmann TRBType type; 9269b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 927f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 928f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 929f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 930f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 931f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 932f1ae32a1SGerd Hoffmann 9330703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 9340703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 935f1ae32a1SGerd Hoffmann 936f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 937f1ae32a1SGerd Hoffmann return 0; 938f1ae32a1SGerd Hoffmann } 939f1ae32a1SGerd Hoffmann 940f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 941f1ae32a1SGerd Hoffmann 942f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 943f1ae32a1SGerd Hoffmann if (addr) { 944f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 945f1ae32a1SGerd Hoffmann } 946f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 947f1ae32a1SGerd Hoffmann return type; 948f1ae32a1SGerd Hoffmann } else { 94905f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 950f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("trb-link"); 95105f43d44SGerd Hoffmann return 0; 95205f43d44SGerd Hoffmann } 953f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 954f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 955f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 956f1ae32a1SGerd Hoffmann } 957f1ae32a1SGerd Hoffmann } 958f1ae32a1SGerd Hoffmann } 959f1ae32a1SGerd Hoffmann } 960f1ae32a1SGerd Hoffmann 961f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 962f1ae32a1SGerd Hoffmann { 9639b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 964f1ae32a1SGerd Hoffmann XHCITRB trb; 965f1ae32a1SGerd Hoffmann int length = 0; 96659a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 967f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 968f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 969f1ae32a1SGerd Hoffmann bool control_td_set = 0; 97005f43d44SGerd Hoffmann uint32_t link_cnt = 0; 971f1ae32a1SGerd Hoffmann 972f1ae32a1SGerd Hoffmann while (1) { 973f1ae32a1SGerd Hoffmann TRBType type; 9749b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 975f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 976f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 977f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 978f1ae32a1SGerd Hoffmann 979f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 980f1ae32a1SGerd Hoffmann return -length; 981f1ae32a1SGerd Hoffmann } 982f1ae32a1SGerd Hoffmann 983f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 984f1ae32a1SGerd Hoffmann 985f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 98605f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 98705f43d44SGerd Hoffmann return -length; 98805f43d44SGerd Hoffmann } 989f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 990f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 991f1ae32a1SGerd Hoffmann ccs = !ccs; 992f1ae32a1SGerd Hoffmann } 993f1ae32a1SGerd Hoffmann continue; 994f1ae32a1SGerd Hoffmann } 995f1ae32a1SGerd Hoffmann 996f1ae32a1SGerd Hoffmann length += 1; 997f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 998f1ae32a1SGerd Hoffmann 999f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1000f1ae32a1SGerd Hoffmann control_td_set = 1; 1001f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1002f1ae32a1SGerd Hoffmann control_td_set = 0; 1003f1ae32a1SGerd Hoffmann } 1004f1ae32a1SGerd Hoffmann 1005f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1006f1ae32a1SGerd Hoffmann return length; 1007f1ae32a1SGerd Hoffmann } 1008f1ae32a1SGerd Hoffmann } 1009f1ae32a1SGerd Hoffmann } 1010f1ae32a1SGerd Hoffmann 1011962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1012f1ae32a1SGerd Hoffmann { 1013962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1014f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1015f1ae32a1SGerd Hoffmann 1016e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1017e099ad4bSGerd Hoffmann /* disabled */ 1018e099ad4bSGerd Hoffmann intr->er_start = 0; 1019e099ad4bSGerd Hoffmann intr->er_size = 0; 1020e099ad4bSGerd Hoffmann return; 1021e099ad4bSGerd Hoffmann } 1022f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1023962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1024d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1025f1ae32a1SGerd Hoffmann xhci_die(xhci); 1026f1ae32a1SGerd Hoffmann return; 1027f1ae32a1SGerd Hoffmann } 1028962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 10299b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1030f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1031f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1032f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1033f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1034d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 1035f1ae32a1SGerd Hoffmann xhci_die(xhci); 1036f1ae32a1SGerd Hoffmann return; 1037f1ae32a1SGerd Hoffmann } 1038962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1039962d11e1SGerd Hoffmann intr->er_size = seg.size; 1040f1ae32a1SGerd Hoffmann 1041962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1042962d11e1SGerd Hoffmann intr->er_pcs = 1; 1043f1ae32a1SGerd Hoffmann 1044962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1045962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1046f1ae32a1SGerd Hoffmann } 1047f1ae32a1SGerd Hoffmann 1048f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1049f1ae32a1SGerd Hoffmann { 1050fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1051f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1052bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1053f1ae32a1SGerd Hoffmann } 1054f1ae32a1SGerd Hoffmann 1055f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1056f1ae32a1SGerd Hoffmann { 1057fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1058f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1059f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1060f1ae32a1SGerd Hoffmann } 1061f1ae32a1SGerd Hoffmann 1062024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1063024426acSGerd Hoffmann dma_addr_t base) 1064024426acSGerd Hoffmann { 1065024426acSGerd Hoffmann XHCIStreamContext *stctx; 1066024426acSGerd Hoffmann unsigned int i; 1067024426acSGerd Hoffmann 1068024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1069024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1070024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1071024426acSGerd Hoffmann stctx[i].sct = -1; 1072024426acSGerd Hoffmann } 1073024426acSGerd Hoffmann return stctx; 1074024426acSGerd Hoffmann } 1075024426acSGerd Hoffmann 1076024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1077024426acSGerd Hoffmann { 1078024426acSGerd Hoffmann unsigned int i; 1079024426acSGerd Hoffmann 1080024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1081024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1082024426acSGerd Hoffmann } 1083024426acSGerd Hoffmann } 1084024426acSGerd Hoffmann 1085024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1086024426acSGerd Hoffmann { 1087024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1088f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1089024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1090024426acSGerd Hoffmann } 1091024426acSGerd Hoffmann 1092024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1093024426acSGerd Hoffmann { 1094024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1095024426acSGerd Hoffmann 1096024426acSGerd Hoffmann g_free(epctx->pstreams); 1097024426acSGerd Hoffmann epctx->pstreams = NULL; 1098024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1099024426acSGerd Hoffmann } 1100024426acSGerd Hoffmann 110172391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 110272391da5SHans de Goede unsigned int slotid, 110372391da5SHans de Goede uint32_t epmask, 110472391da5SHans de Goede XHCIEPContext **epctxs, 110572391da5SHans de Goede USBEndpoint **eps) 110672391da5SHans de Goede { 110772391da5SHans de Goede XHCISlot *slot; 110872391da5SHans de Goede XHCIEPContext *epctx; 110972391da5SHans de Goede USBEndpoint *ep; 111072391da5SHans de Goede int i, j; 111172391da5SHans de Goede 111272391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 111372391da5SHans de Goede 111472391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 111572391da5SHans de Goede 111672391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 11173d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 111872391da5SHans de Goede continue; 111972391da5SHans de Goede } 112072391da5SHans de Goede 112172391da5SHans de Goede epctx = slot->eps[i - 1]; 1122070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 112372391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 112472391da5SHans de Goede continue; 112572391da5SHans de Goede } 112672391da5SHans de Goede 112772391da5SHans de Goede if (epctxs) { 112872391da5SHans de Goede epctxs[j] = epctx; 112972391da5SHans de Goede } 113072391da5SHans de Goede eps[j++] = ep; 113172391da5SHans de Goede } 113272391da5SHans de Goede return j; 113372391da5SHans de Goede } 113472391da5SHans de Goede 113572391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 113672391da5SHans de Goede uint32_t epmask) 113772391da5SHans de Goede { 113872391da5SHans de Goede USBEndpoint *eps[30]; 113972391da5SHans de Goede int nr_eps; 114072391da5SHans de Goede 114172391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 114272391da5SHans de Goede if (nr_eps) { 114372391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 114472391da5SHans de Goede } 114572391da5SHans de Goede } 114672391da5SHans de Goede 114772391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 114872391da5SHans de Goede uint32_t epmask) 114972391da5SHans de Goede { 115072391da5SHans de Goede XHCIEPContext *epctxs[30]; 115172391da5SHans de Goede USBEndpoint *eps[30]; 115272391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 115372391da5SHans de Goede 115472391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 115572391da5SHans de Goede eps); 115672391da5SHans de Goede if (nr_eps == 0) { 115772391da5SHans de Goede return CC_SUCCESS; 115872391da5SHans de Goede } 115972391da5SHans de Goede 116072391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 116172391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 116272391da5SHans de Goede 116372391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 116472391da5SHans de Goede /* 116572391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 116672391da5SHans de Goede * to come up with another solution, ie group identical endpoints 116772391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 116872391da5SHans de Goede */ 116972391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 117072391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 117172391da5SHans de Goede return CC_RESOURCE_ERROR; 117272391da5SHans de Goede } 117372391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 117472391da5SHans de Goede FIXME("device streams config not identical for all eps"); 117572391da5SHans de Goede return CC_RESOURCE_ERROR; 117672391da5SHans de Goede } 117772391da5SHans de Goede } 117872391da5SHans de Goede 117972391da5SHans de Goede /* 118072391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 118172391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 118272391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 118372391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 118472391da5SHans de Goede * 118572391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 118672391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 118772391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 118872391da5SHans de Goede * the device can handle. 118972391da5SHans de Goede * 119072391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 119172391da5SHans de Goede * can handle. 119272391da5SHans de Goede */ 119372391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 119472391da5SHans de Goede req_nr_streams = dev_max_streams; 119572391da5SHans de Goede } 119672391da5SHans de Goede 119772391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 119872391da5SHans de Goede if (r != 0) { 1199d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 120072391da5SHans de Goede return CC_RESOURCE_ERROR; 120172391da5SHans de Goede } 120272391da5SHans de Goede 120372391da5SHans de Goede return CC_SUCCESS; 120472391da5SHans de Goede } 120572391da5SHans de Goede 1206024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1207024426acSGerd Hoffmann unsigned int streamid, 1208024426acSGerd Hoffmann uint32_t *cc_error) 1209024426acSGerd Hoffmann { 1210024426acSGerd Hoffmann XHCIStreamContext *sctx; 1211024426acSGerd Hoffmann dma_addr_t base; 1212024426acSGerd Hoffmann uint32_t ctx[2], sct; 1213024426acSGerd Hoffmann 1214024426acSGerd Hoffmann assert(streamid != 0); 1215024426acSGerd Hoffmann if (epctx->lsa) { 1216024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1217024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1218024426acSGerd Hoffmann return NULL; 1219024426acSGerd Hoffmann } 1220024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1221024426acSGerd Hoffmann } else { 1222024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1223024426acSGerd Hoffmann } 1224024426acSGerd Hoffmann 1225024426acSGerd Hoffmann if (sctx->sct == -1) { 1226024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1227024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1228024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1229024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1230024426acSGerd Hoffmann return NULL; 1231024426acSGerd Hoffmann } 1232024426acSGerd Hoffmann sctx->sct = sct; 1233024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1234024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1235024426acSGerd Hoffmann } 1236024426acSGerd Hoffmann return sctx; 1237024426acSGerd Hoffmann } 1238024426acSGerd Hoffmann 1239f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1240024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1241f1ae32a1SGerd Hoffmann { 1242c90daa1cSHans de Goede XHCIRing *ring = NULL; 1243f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1244024426acSGerd Hoffmann uint32_t ctx2[2]; 1245f1ae32a1SGerd Hoffmann 1246616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1247f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1248f1ae32a1SGerd Hoffmann ctx[0] |= state; 1249024426acSGerd Hoffmann 1250024426acSGerd Hoffmann /* update ring dequeue ptr */ 1251024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1252024426acSGerd Hoffmann if (sctx != NULL) { 1253c90daa1cSHans de Goede ring = &sctx->ring; 1254024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1255024426acSGerd Hoffmann ctx2[0] &= 0xe; 1256024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1257024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1258024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1259024426acSGerd Hoffmann } 1260024426acSGerd Hoffmann } else { 1261c90daa1cSHans de Goede ring = &epctx->ring; 1262c90daa1cSHans de Goede } 1263c90daa1cSHans de Goede if (ring) { 1264c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1265c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1266c90daa1cSHans de Goede 126759a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1268f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1269024426acSGerd Hoffmann } 1270024426acSGerd Hoffmann 1271616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 12721c82392aSGerd Hoffmann if (epctx->state != state) { 12731c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 12741c82392aSGerd Hoffmann ep_state_name(epctx->state), 12751c82392aSGerd Hoffmann ep_state_name(state)); 12761c82392aSGerd Hoffmann } 1277f1ae32a1SGerd Hoffmann epctx->state = state; 1278f1ae32a1SGerd Hoffmann } 1279f1ae32a1SGerd Hoffmann 12803d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 12813d139684SGerd Hoffmann { 12823d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 12833a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, 0); 12843d139684SGerd Hoffmann } 12853d139684SGerd Hoffmann 1286492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1287492b21f6SGerd Hoffmann unsigned int slotid, 1288492b21f6SGerd Hoffmann unsigned int epid) 1289492b21f6SGerd Hoffmann { 1290492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1291492b21f6SGerd Hoffmann 1292492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1293492b21f6SGerd Hoffmann epctx->xhci = xhci; 1294492b21f6SGerd Hoffmann epctx->slotid = slotid; 1295492b21f6SGerd Hoffmann epctx->epid = epid; 1296492b21f6SGerd Hoffmann 129794b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1298bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1299492b21f6SGerd Hoffmann 1300492b21f6SGerd Hoffmann return epctx; 1301492b21f6SGerd Hoffmann } 1302492b21f6SGerd Hoffmann 1303003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1304003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1305f1ae32a1SGerd Hoffmann { 130659a70ccdSDavid Gibson dma_addr_t dequeue; 1307f1ae32a1SGerd Hoffmann 1308f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1309f1ae32a1SGerd Hoffmann 1310f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1311f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1312f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1313f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 13142aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1315024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1316024426acSGerd Hoffmann if (epctx->max_pstreams) { 1317024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1318024426acSGerd Hoffmann } else { 1319003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1320024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1321024426acSGerd Hoffmann } 1322f1ae32a1SGerd Hoffmann 1323ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1324003e15a1SGerd Hoffmann } 1325003e15a1SGerd Hoffmann 1326003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1327003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1328003e15a1SGerd Hoffmann uint32_t *ctx) 1329003e15a1SGerd Hoffmann { 1330003e15a1SGerd Hoffmann XHCISlot *slot; 1331003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1332003e15a1SGerd Hoffmann 1333003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1334003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1335003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1336003e15a1SGerd Hoffmann 1337003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1338003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1339003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1340003e15a1SGerd Hoffmann } 1341003e15a1SGerd Hoffmann 1342003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1343003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1344003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1345003e15a1SGerd Hoffmann 13468c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 13478c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 13488c244210SGonglei 13493d139684SGerd Hoffmann epctx->mfindex_last = 0; 13503d139684SGerd Hoffmann 1351f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1352f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1353f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1354f1ae32a1SGerd Hoffmann 1355f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1356f1ae32a1SGerd Hoffmann } 1357f1ae32a1SGerd Hoffmann 135894b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 135994b037f2SGerd Hoffmann uint32_t length) 136094b037f2SGerd Hoffmann { 136194b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 136294b037f2SGerd Hoffmann XHCITransfer *xfer; 136394b037f2SGerd Hoffmann 136494b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 136594b037f2SGerd Hoffmann return NULL; 136694b037f2SGerd Hoffmann } 136794b037f2SGerd Hoffmann 136894b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 136994b037f2SGerd Hoffmann xfer->epctx = epctx; 137094b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 137194b037f2SGerd Hoffmann xfer->trb_count = length; 137294b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 137394b037f2SGerd Hoffmann 137494b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 137594b037f2SGerd Hoffmann epctx->xfer_count++; 137694b037f2SGerd Hoffmann 137794b037f2SGerd Hoffmann return xfer; 137894b037f2SGerd Hoffmann } 137994b037f2SGerd Hoffmann 138094b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 138194b037f2SGerd Hoffmann { 138294b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 138394b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 138494b037f2SGerd Hoffmann 138594b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 138694b037f2SGerd Hoffmann g_free(xfer->trbs); 138794b037f2SGerd Hoffmann g_free(xfer); 138894b037f2SGerd Hoffmann } 138994b037f2SGerd Hoffmann 1390582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 13913151f209SHans de Goede { 13923151f209SHans de Goede int killed = 0; 13933151f209SHans de Goede 1394582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1395582d6f4aSHans de Goede t->status = report; 1396582d6f4aSHans de Goede xhci_xfer_report(t); 1397582d6f4aSHans de Goede } 1398582d6f4aSHans de Goede 13993151f209SHans de Goede if (t->running_async) { 14003151f209SHans de Goede usb_cancel_packet(&t->packet); 14013151f209SHans de Goede t->running_async = 0; 14023151f209SHans de Goede killed = 1; 14033151f209SHans de Goede } 14043151f209SHans de Goede if (t->running_retry) { 14055612564eSGerd Hoffmann if (t->epctx) { 14065612564eSGerd Hoffmann t->epctx->retry = NULL; 14075612564eSGerd Hoffmann timer_del(t->epctx->kick_timer); 14083151f209SHans de Goede } 14093151f209SHans de Goede t->running_retry = 0; 1410582d6f4aSHans de Goede killed = 1; 14113151f209SHans de Goede } 14123151f209SHans de Goede g_free(t->trbs); 14133151f209SHans de Goede 14143151f209SHans de Goede t->trbs = NULL; 141594b037f2SGerd Hoffmann t->trb_count = 0; 14163151f209SHans de Goede 14173151f209SHans de Goede return killed; 14183151f209SHans de Goede } 14193151f209SHans de Goede 1420f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1421582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1422f1ae32a1SGerd Hoffmann { 1423f1ae32a1SGerd Hoffmann XHCISlot *slot; 1424f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 142594b037f2SGerd Hoffmann XHCITransfer *xfer; 142694b037f2SGerd Hoffmann int killed = 0; 1427f79738b0SHans de Goede USBEndpoint *ep = NULL; 142891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1429f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1430f1ae32a1SGerd Hoffmann 1431f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1432f1ae32a1SGerd Hoffmann 1433f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1434f1ae32a1SGerd Hoffmann 1435f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1436f1ae32a1SGerd Hoffmann return 0; 1437f1ae32a1SGerd Hoffmann } 1438f1ae32a1SGerd Hoffmann 1439f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1440f1ae32a1SGerd Hoffmann 144194b037f2SGerd Hoffmann for (;;) { 144294b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 144394b037f2SGerd Hoffmann if (xfer == NULL) { 144494b037f2SGerd Hoffmann break; 144594b037f2SGerd Hoffmann } 144694b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1447582d6f4aSHans de Goede if (killed) { 1448582d6f4aSHans de Goede report = 0; /* Only report once */ 1449582d6f4aSHans de Goede } 145094b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1451f1ae32a1SGerd Hoffmann } 1452518ad5f2SHans de Goede 1453070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 1454f79738b0SHans de Goede if (ep) { 1455f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1456f79738b0SHans de Goede } 1457f1ae32a1SGerd Hoffmann return killed; 1458f1ae32a1SGerd Hoffmann } 1459f1ae32a1SGerd Hoffmann 1460f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1461f1ae32a1SGerd Hoffmann unsigned int epid) 1462f1ae32a1SGerd Hoffmann { 1463f1ae32a1SGerd Hoffmann XHCISlot *slot; 1464f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1465f1ae32a1SGerd Hoffmann 1466c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 146791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1468f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1469f1ae32a1SGerd Hoffmann 1470f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1471f1ae32a1SGerd Hoffmann 1472f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1473f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1474f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1475f1ae32a1SGerd Hoffmann } 1476f1ae32a1SGerd Hoffmann 1477582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1478f1ae32a1SGerd Hoffmann 1479f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1480f1ae32a1SGerd Hoffmann 1481024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1482024426acSGerd Hoffmann xhci_free_streams(epctx); 1483024426acSGerd Hoffmann } 1484024426acSGerd Hoffmann 1485491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1486491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1487024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1488491d68d9SRoman Kagan } 1489f1ae32a1SGerd Hoffmann 1490bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1491f1ae32a1SGerd Hoffmann g_free(epctx); 1492f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1493f1ae32a1SGerd Hoffmann 1494f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1495f1ae32a1SGerd Hoffmann } 1496f1ae32a1SGerd Hoffmann 1497f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1498f1ae32a1SGerd Hoffmann unsigned int epid) 1499f1ae32a1SGerd Hoffmann { 1500f1ae32a1SGerd Hoffmann XHCISlot *slot; 1501f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1502f1ae32a1SGerd Hoffmann 1503c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 150491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1505f1ae32a1SGerd Hoffmann 1506f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1507d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1508f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1509f1ae32a1SGerd Hoffmann } 1510f1ae32a1SGerd Hoffmann 1511f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1512f1ae32a1SGerd Hoffmann 1513f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1514f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1515f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1516f1ae32a1SGerd Hoffmann } 1517f1ae32a1SGerd Hoffmann 1518582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1519d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1520f1ae32a1SGerd Hoffmann "data might be lost\n"); 1521f1ae32a1SGerd Hoffmann } 1522f1ae32a1SGerd Hoffmann 1523f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1524f1ae32a1SGerd Hoffmann 1525024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1526024426acSGerd Hoffmann 1527024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1528024426acSGerd Hoffmann xhci_reset_streams(epctx); 1529024426acSGerd Hoffmann } 1530f1ae32a1SGerd Hoffmann 1531f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1532f1ae32a1SGerd Hoffmann } 1533f1ae32a1SGerd Hoffmann 1534f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1535f1ae32a1SGerd Hoffmann unsigned int epid) 1536f1ae32a1SGerd Hoffmann { 1537f1ae32a1SGerd Hoffmann XHCISlot *slot; 1538f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1539f1ae32a1SGerd Hoffmann 1540c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 154191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1542f1ae32a1SGerd Hoffmann 1543f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1544d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1545f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1546f1ae32a1SGerd Hoffmann } 1547f1ae32a1SGerd Hoffmann 1548f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1549f1ae32a1SGerd Hoffmann 1550f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1551f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1552f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1553f1ae32a1SGerd Hoffmann } 1554f1ae32a1SGerd Hoffmann 1555f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1556f1ae32a1SGerd Hoffmann 1557f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1558d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1559f1ae32a1SGerd Hoffmann epid, epctx->state); 1560f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1561f1ae32a1SGerd Hoffmann } 1562f1ae32a1SGerd Hoffmann 1563582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1564d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1565f1ae32a1SGerd Hoffmann "data might be lost\n"); 1566f1ae32a1SGerd Hoffmann } 1567f1ae32a1SGerd Hoffmann 156875cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1569de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1570de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1571f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1572f1ae32a1SGerd Hoffmann } 1573f1ae32a1SGerd Hoffmann 1574024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1575024426acSGerd Hoffmann 1576024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1577024426acSGerd Hoffmann xhci_reset_streams(epctx); 1578024426acSGerd Hoffmann } 1579f1ae32a1SGerd Hoffmann 1580f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1581f1ae32a1SGerd Hoffmann } 1582f1ae32a1SGerd Hoffmann 1583f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1584024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1585024426acSGerd Hoffmann uint64_t pdequeue) 1586f1ae32a1SGerd Hoffmann { 1587f1ae32a1SGerd Hoffmann XHCISlot *slot; 1588f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1589024426acSGerd Hoffmann XHCIStreamContext *sctx; 159059a70ccdSDavid Gibson dma_addr_t dequeue; 1591f1ae32a1SGerd Hoffmann 159291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1593f1ae32a1SGerd Hoffmann 1594f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1595d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1596f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1597f1ae32a1SGerd Hoffmann } 1598f1ae32a1SGerd Hoffmann 1599024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1600f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1601f1ae32a1SGerd Hoffmann 1602f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1603f1ae32a1SGerd Hoffmann 1604f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1605f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1606f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1607f1ae32a1SGerd Hoffmann } 1608f1ae32a1SGerd Hoffmann 1609f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1610f1ae32a1SGerd Hoffmann 1611f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1612d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1613f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1614f1ae32a1SGerd Hoffmann } 1615f1ae32a1SGerd Hoffmann 1616024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1617024426acSGerd Hoffmann uint32_t err; 1618024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1619024426acSGerd Hoffmann if (sctx == NULL) { 1620024426acSGerd Hoffmann return err; 1621024426acSGerd Hoffmann } 1622024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1623024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1624024426acSGerd Hoffmann } else { 1625024426acSGerd Hoffmann sctx = NULL; 1626f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1627f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1628024426acSGerd Hoffmann } 1629f1ae32a1SGerd Hoffmann 1630024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1631f1ae32a1SGerd Hoffmann 1632f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1633f1ae32a1SGerd Hoffmann } 1634f1ae32a1SGerd Hoffmann 1635a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1636f1ae32a1SGerd Hoffmann { 16375612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1638d5a15814SGerd Hoffmann int i; 1639f1ae32a1SGerd Hoffmann 1640a6fb2ddbSHans de Goede xfer->int_req = false; 16419b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1642f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1643f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 164459a70ccdSDavid Gibson dma_addr_t addr; 1645f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1646f1ae32a1SGerd Hoffmann 1647a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1648a6fb2ddbSHans de Goede xfer->int_req = true; 1649a6fb2ddbSHans de Goede } 1650a6fb2ddbSHans de Goede 1651f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1652f1ae32a1SGerd Hoffmann case TR_DATA: 1653f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1654d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1655d5a15814SGerd Hoffmann goto err; 1656f1ae32a1SGerd Hoffmann } 1657f1ae32a1SGerd Hoffmann /* fallthrough */ 1658f1ae32a1SGerd Hoffmann case TR_NORMAL: 1659f1ae32a1SGerd Hoffmann case TR_ISOCH: 1660f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1661f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1662f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1663f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1664d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1665d5a15814SGerd Hoffmann goto err; 1666d5a15814SGerd Hoffmann } 1667d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1668d5a15814SGerd Hoffmann } else { 1669d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1670d5a15814SGerd Hoffmann } 1671d5a15814SGerd Hoffmann break; 1672d5a15814SGerd Hoffmann } 1673d5a15814SGerd Hoffmann } 1674d5a15814SGerd Hoffmann 1675d5a15814SGerd Hoffmann return 0; 1676d5a15814SGerd Hoffmann 1677d5a15814SGerd Hoffmann err: 1678d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1679f1ae32a1SGerd Hoffmann xhci_die(xhci); 1680d5a15814SGerd Hoffmann return -1; 1681f1ae32a1SGerd Hoffmann } 1682d5a15814SGerd Hoffmann 1683d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1684d5a15814SGerd Hoffmann { 1685d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1686d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1687f1ae32a1SGerd Hoffmann } 1688d5a15814SGerd Hoffmann 1689d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1690d5a15814SGerd Hoffmann { 1691d5a15814SGerd Hoffmann uint32_t edtla = 0; 1692d5a15814SGerd Hoffmann unsigned int left; 1693d5a15814SGerd Hoffmann bool reported = 0; 1694d5a15814SGerd Hoffmann bool shortpkt = 0; 1695d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 16965612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1697f1ae32a1SGerd Hoffmann int i; 1698d5a15814SGerd Hoffmann 16999b8251c5SHans de Goede left = xfer->packet.actual_length; 1700d5a15814SGerd Hoffmann 1701d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1702d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1703d5a15814SGerd Hoffmann unsigned int chunk = 0; 1704d5a15814SGerd Hoffmann 1705d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1706b66ad1f1SHans Petter Selasky case TR_SETUP: 1707b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1708b66ad1f1SHans Petter Selasky if (chunk > 8) { 1709b66ad1f1SHans Petter Selasky chunk = 8; 1710b66ad1f1SHans Petter Selasky } 1711b66ad1f1SHans Petter Selasky break; 1712d5a15814SGerd Hoffmann case TR_DATA: 1713d5a15814SGerd Hoffmann case TR_NORMAL: 1714d5a15814SGerd Hoffmann case TR_ISOCH: 1715d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1716d5a15814SGerd Hoffmann if (chunk > left) { 1717d5a15814SGerd Hoffmann chunk = left; 1718d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1719d5a15814SGerd Hoffmann shortpkt = 1; 1720f1ae32a1SGerd Hoffmann } 1721f1ae32a1SGerd Hoffmann } 1722f1ae32a1SGerd Hoffmann left -= chunk; 1723f1ae32a1SGerd Hoffmann edtla += chunk; 1724f1ae32a1SGerd Hoffmann break; 1725f1ae32a1SGerd Hoffmann case TR_STATUS: 1726f1ae32a1SGerd Hoffmann reported = 0; 1727f1ae32a1SGerd Hoffmann shortpkt = 0; 1728f1ae32a1SGerd Hoffmann break; 1729f1ae32a1SGerd Hoffmann } 1730f1ae32a1SGerd Hoffmann 173188dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 173288dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 173388dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1734d6fcb293SGerd Hoffmann event.slotid = xfer->epctx->slotid; 1735d6fcb293SGerd Hoffmann event.epid = xfer->epctx->epid; 1736f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1737f1ae32a1SGerd Hoffmann event.flags = 0; 1738f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1739f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1740f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1741f1ae32a1SGerd Hoffmann } else { 1742f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1743f1ae32a1SGerd Hoffmann } 1744f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1745f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1746f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1747f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1748f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1749f1ae32a1SGerd Hoffmann edtla = 0; 1750f1ae32a1SGerd Hoffmann } 17512d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1752f1ae32a1SGerd Hoffmann reported = 1; 1753d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1754d5a15814SGerd Hoffmann return; 1755f1ae32a1SGerd Hoffmann } 1756f1ae32a1SGerd Hoffmann } 1757df0f1692SGerd Hoffmann 1758df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1759df0f1692SGerd Hoffmann case TR_SETUP: 1760df0f1692SGerd Hoffmann reported = 0; 1761df0f1692SGerd Hoffmann shortpkt = 0; 1762df0f1692SGerd Hoffmann break; 1763df0f1692SGerd Hoffmann } 1764df0f1692SGerd Hoffmann 1765d5a15814SGerd Hoffmann } 1766f1ae32a1SGerd Hoffmann } 1767f1ae32a1SGerd Hoffmann 1768f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1769f1ae32a1SGerd Hoffmann { 17705612564eSGerd Hoffmann XHCIEPContext *epctx = xfer->epctx; 17715612564eSGerd Hoffmann XHCIState *xhci = epctx->xhci; 1772024426acSGerd Hoffmann uint32_t err; 1773024426acSGerd Hoffmann XHCIStreamContext *sctx; 1774f1ae32a1SGerd Hoffmann 1775024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1776024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1777024426acSGerd Hoffmann if (sctx == NULL) { 1778024426acSGerd Hoffmann return; 1779024426acSGerd Hoffmann } 1780024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1781024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1782024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1783024426acSGerd Hoffmann } else { 1784f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1785f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1786024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1787024426acSGerd Hoffmann } 1788f1ae32a1SGerd Hoffmann } 1789f1ae32a1SGerd Hoffmann 1790f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1791f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1792f1ae32a1SGerd Hoffmann 17935c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 17945c08106fSGerd Hoffmann { 1795f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1796f1ae32a1SGerd Hoffmann int dir; 1797f1ae32a1SGerd Hoffmann 1798f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 17995c08106fSGerd Hoffmann 18005c08106fSGerd Hoffmann if (xfer->packet.ep) { 18015c08106fSGerd Hoffmann ep = xfer->packet.ep; 18025c08106fSGerd Hoffmann } else { 1803070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(xfer->epctx); 1804518ad5f2SHans de Goede if (!ep) { 1805d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1806ccaf87a0SGerd Hoffmann xfer->slotid); 18075c08106fSGerd Hoffmann return -1; 18085c08106fSGerd Hoffmann } 18095c08106fSGerd Hoffmann } 18105c08106fSGerd Hoffmann 1811a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1812024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 18138550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1814a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1815f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1816518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1817f1ae32a1SGerd Hoffmann return 0; 1818f1ae32a1SGerd Hoffmann } 1819f1ae32a1SGerd Hoffmann 182013e8ff7aSGerd Hoffmann static int xhci_try_complete_packet(XHCITransfer *xfer) 1821f1ae32a1SGerd Hoffmann { 18229a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 182397df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1824f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1825f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1826f1ae32a1SGerd Hoffmann xfer->complete = 0; 1827f1ae32a1SGerd Hoffmann return 0; 18289a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 182997df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1830f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1831f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1832f1ae32a1SGerd Hoffmann xfer->complete = 0; 1833f1ae32a1SGerd Hoffmann return 0; 1834f1ae32a1SGerd Hoffmann } else { 1835f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1836f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1837f1ae32a1SGerd Hoffmann xfer->complete = 1; 1838d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1839f1ae32a1SGerd Hoffmann } 1840f1ae32a1SGerd Hoffmann 18419a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 18429a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1843d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1844d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1845f1ae32a1SGerd Hoffmann return 0; 1846f1ae32a1SGerd Hoffmann } 1847f1ae32a1SGerd Hoffmann 1848f1ae32a1SGerd Hoffmann /* error */ 18499a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 18509a77a0f5SHans de Goede switch (xfer->packet.status) { 1851f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1852ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1853f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1854d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1855f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1856f1ae32a1SGerd Hoffmann break; 1857f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1858f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1859d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1860f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1861f1ae32a1SGerd Hoffmann break; 18624e906d56SGerd Hoffmann case USB_RET_BABBLE: 18634e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 18644e906d56SGerd Hoffmann xhci_xfer_report(xfer); 18654e906d56SGerd Hoffmann xhci_stall_ep(xfer); 18664e906d56SGerd Hoffmann break; 1867f1ae32a1SGerd Hoffmann default: 1868d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 18699a77a0f5SHans de Goede xfer->packet.status); 1870024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1871f1ae32a1SGerd Hoffmann } 1872f1ae32a1SGerd Hoffmann return 0; 1873f1ae32a1SGerd Hoffmann } 1874f1ae32a1SGerd Hoffmann 1875f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1876f1ae32a1SGerd Hoffmann { 1877f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1878f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1879f1ae32a1SGerd Hoffmann 1880f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1881f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1882f1ae32a1SGerd Hoffmann 1883d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1884d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 188597df650bSGerd Hoffmann 1886f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1887f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1888f1ae32a1SGerd Hoffmann trb_status--; 1889f1ae32a1SGerd Hoffmann } 1890f1ae32a1SGerd Hoffmann 1891f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1892f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1893d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1894f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1895f1ae32a1SGerd Hoffmann return -1; 1896f1ae32a1SGerd Hoffmann } 1897f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1898d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1899f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1900f1ae32a1SGerd Hoffmann return -1; 1901f1ae32a1SGerd Hoffmann } 1902f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1903d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1904f1ae32a1SGerd Hoffmann return -1; 1905f1ae32a1SGerd Hoffmann } 1906f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1907d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1908f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1909f1ae32a1SGerd Hoffmann return -1; 1910f1ae32a1SGerd Hoffmann } 1911f1ae32a1SGerd Hoffmann 1912f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1913f1ae32a1SGerd Hoffmann 1914f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1915f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 19164d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1917f1ae32a1SGerd Hoffmann 19185c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19195c08106fSGerd Hoffmann return -1; 19205c08106fSGerd Hoffmann } 1921f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1922f1ae32a1SGerd Hoffmann 19239a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 192413e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1925f1ae32a1SGerd Hoffmann return 0; 1926f1ae32a1SGerd Hoffmann } 1927f1ae32a1SGerd Hoffmann 19284d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 19294d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 19304d7a81c0SGerd Hoffmann { 19314d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 19324d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 19334d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 19344d7a81c0SGerd Hoffmann 19354d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 19364d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 19374d7a81c0SGerd Hoffmann } 19384d7a81c0SGerd Hoffmann 19393d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 19403d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 19413d139684SGerd Hoffmann { 19423d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 19433d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 19443d139684SGerd Hoffmann ~(epctx->interval-1)); 19453d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 19463d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 19473d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 19483d139684SGerd Hoffmann } else { 19493d139684SGerd Hoffmann xfer->mfindex_kick = asap; 19503d139684SGerd Hoffmann } 19513d139684SGerd Hoffmann } else { 1952786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 1953786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 19543d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 1955cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 19563d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 19573d139684SGerd Hoffmann } 19583d139684SGerd Hoffmann } 19593d139684SGerd Hoffmann } 19603d139684SGerd Hoffmann 19614d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 19623d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 19633d139684SGerd Hoffmann { 19643d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 1965bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 19663d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 19673d139684SGerd Hoffmann xfer->running_retry = 1; 19683d139684SGerd Hoffmann } else { 19693d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 1970bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 19713d139684SGerd Hoffmann xfer->running_retry = 0; 19723d139684SGerd Hoffmann } 19733d139684SGerd Hoffmann } 19743d139684SGerd Hoffmann 19753d139684SGerd Hoffmann 1976f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1977f1ae32a1SGerd Hoffmann { 19783d139684SGerd Hoffmann uint64_t mfindex; 1979f1ae32a1SGerd Hoffmann 1980f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 1981f1ae32a1SGerd Hoffmann 1982f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1983f1ae32a1SGerd Hoffmann 1984f1ae32a1SGerd Hoffmann switch(epctx->type) { 1985f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1986f1ae32a1SGerd Hoffmann case ET_INTR_IN: 19874d7a81c0SGerd Hoffmann xfer->pkts = 0; 19884d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 19894d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 19904d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 19914d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 19924d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 19934d7a81c0SGerd Hoffmann if (xfer->running_retry) { 19944d7a81c0SGerd Hoffmann return -1; 19954d7a81c0SGerd Hoffmann } 19964d7a81c0SGerd Hoffmann break; 1997f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1998f1ae32a1SGerd Hoffmann case ET_BULK_IN: 19993d139684SGerd Hoffmann xfer->pkts = 0; 20003d139684SGerd Hoffmann xfer->iso_xfer = false; 20014d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2002f1ae32a1SGerd Hoffmann break; 2003f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 2004f1ae32a1SGerd Hoffmann case ET_ISO_IN: 20053d139684SGerd Hoffmann xfer->pkts = 1; 20063d139684SGerd Hoffmann xfer->iso_xfer = true; 20074d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20083d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20093d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 20104d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20113d139684SGerd Hoffmann if (xfer->running_retry) { 20123d139684SGerd Hoffmann return -1; 20133d139684SGerd Hoffmann } 2014f1ae32a1SGerd Hoffmann break; 2015f1ae32a1SGerd Hoffmann default: 20164f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 2017f1ae32a1SGerd Hoffmann return -1; 2018f1ae32a1SGerd Hoffmann } 2019f1ae32a1SGerd Hoffmann 20205c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 20215c08106fSGerd Hoffmann return -1; 20225c08106fSGerd Hoffmann } 20239a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 202413e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 2025f1ae32a1SGerd Hoffmann return 0; 2026f1ae32a1SGerd Hoffmann } 2027f1ae32a1SGerd Hoffmann 2028f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2029f1ae32a1SGerd Hoffmann { 2030d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 2031d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 2032f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 2033f1ae32a1SGerd Hoffmann } 2034f1ae32a1SGerd Hoffmann 2035024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 2036024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 2037f1ae32a1SGerd Hoffmann { 2038f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 2039f1ae32a1SGerd Hoffmann 204091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2041f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 2042f1ae32a1SGerd Hoffmann 2043f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 2044d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 2045f1ae32a1SGerd Hoffmann return; 2046f1ae32a1SGerd Hoffmann } 2047f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 2048f1ae32a1SGerd Hoffmann if (!epctx) { 2049d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 2050f1ae32a1SGerd Hoffmann epid, slotid); 2051f1ae32a1SGerd Hoffmann return; 2052f1ae32a1SGerd Hoffmann } 2053f1ae32a1SGerd Hoffmann 205496d87bddSGerd Hoffmann if (epctx->kick_active) { 205596d87bddSGerd Hoffmann return; 205696d87bddSGerd Hoffmann } 20573a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, streamid); 20583a533ee8SGerd Hoffmann } 20593a533ee8SGerd Hoffmann 20603a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) 20613a533ee8SGerd Hoffmann { 20623a533ee8SGerd Hoffmann XHCIState *xhci = epctx->xhci; 20633a533ee8SGerd Hoffmann XHCIStreamContext *stctx; 20643a533ee8SGerd Hoffmann XHCITransfer *xfer; 20653a533ee8SGerd Hoffmann XHCIRing *ring; 20663a533ee8SGerd Hoffmann USBEndpoint *ep = NULL; 20673a533ee8SGerd Hoffmann uint64_t mfindex; 2068f89b60f6SGerd Hoffmann unsigned int count = 0; 20693a533ee8SGerd Hoffmann int length; 20703a533ee8SGerd Hoffmann int i; 20713a533ee8SGerd Hoffmann 20723a533ee8SGerd Hoffmann trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid); 207396d87bddSGerd Hoffmann assert(!epctx->kick_active); 20743a533ee8SGerd Hoffmann 2075de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 2076de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 20773a533ee8SGerd Hoffmann if (!xhci->slots[epctx->slotid - 1].uport || 20783a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev || 20793a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev->attached) { 2080de9de157SHans de Goede return; 2081de9de157SHans de Goede } 2082de9de157SHans de Goede 2083f1ae32a1SGerd Hoffmann if (epctx->retry) { 2084f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 2085f1ae32a1SGerd Hoffmann 208697df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 2087f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 20884d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 20894d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 20903d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20914d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20923d139684SGerd Hoffmann if (xfer->running_retry) { 20933d139684SGerd Hoffmann return; 20943d139684SGerd Hoffmann } 20954d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 20964d7a81c0SGerd Hoffmann xfer->running_retry = 1; 20974d7a81c0SGerd Hoffmann } 20984d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 20994d7a81c0SGerd Hoffmann /* retry iso transfer */ 21003d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21013d139684SGerd Hoffmann return; 21023d139684SGerd Hoffmann } 21039a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21049a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 210513e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 21063d139684SGerd Hoffmann } else { 21073d139684SGerd Hoffmann /* retry nak'ed transfer */ 21085c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21095c08106fSGerd Hoffmann return; 21105c08106fSGerd Hoffmann } 21119a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21129a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 2113f1ae32a1SGerd Hoffmann return; 2114f1ae32a1SGerd Hoffmann } 211513e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 21163d139684SGerd Hoffmann } 2117f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 2118f94d18d6SGerd Hoffmann if (xfer->complete) { 211994b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 2120f94d18d6SGerd Hoffmann } 2121f1ae32a1SGerd Hoffmann epctx->retry = NULL; 2122f1ae32a1SGerd Hoffmann } 2123f1ae32a1SGerd Hoffmann 2124f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2125f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 2126f1ae32a1SGerd Hoffmann return; 2127f1ae32a1SGerd Hoffmann } 2128f1ae32a1SGerd Hoffmann 2129024426acSGerd Hoffmann 2130024426acSGerd Hoffmann if (epctx->nr_pstreams) { 2131024426acSGerd Hoffmann uint32_t err; 2132024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 2133024426acSGerd Hoffmann if (stctx == NULL) { 2134024426acSGerd Hoffmann return; 2135024426acSGerd Hoffmann } 2136024426acSGerd Hoffmann ring = &stctx->ring; 2137024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2138024426acSGerd Hoffmann } else { 2139024426acSGerd Hoffmann ring = &epctx->ring; 2140024426acSGerd Hoffmann streamid = 0; 2141024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2142024426acSGerd Hoffmann } 21437d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2144f1ae32a1SGerd Hoffmann 214596d87bddSGerd Hoffmann epctx->kick_active++; 2146f1ae32a1SGerd Hoffmann while (1) { 2147024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 214894b037f2SGerd Hoffmann if (length <= 0) { 2149f1ae32a1SGerd Hoffmann break; 2150f1ae32a1SGerd Hoffmann } 215194b037f2SGerd Hoffmann xfer = xhci_ep_alloc_xfer(epctx, length); 215294b037f2SGerd Hoffmann if (xfer == NULL) { 215394b037f2SGerd Hoffmann break; 2154f1ae32a1SGerd Hoffmann } 2155f1ae32a1SGerd Hoffmann 2156f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2157f81bb347SAlexey Kardashevskiy TRBType type; 2158f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 2159f81bb347SAlexey Kardashevskiy assert(type); 2160f1ae32a1SGerd Hoffmann } 2161024426acSGerd Hoffmann xfer->streamid = streamid; 2162f1ae32a1SGerd Hoffmann 21633a533ee8SGerd Hoffmann if (epctx->epid == 1) { 216494b037f2SGerd Hoffmann xhci_fire_ctl_transfer(xhci, xfer); 2165f1ae32a1SGerd Hoffmann } else { 216694b037f2SGerd Hoffmann xhci_fire_transfer(xhci, xfer, epctx); 2167f1ae32a1SGerd Hoffmann } 216894b037f2SGerd Hoffmann if (xfer->complete) { 216994b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 217094b037f2SGerd Hoffmann xfer = NULL; 21713d139684SGerd Hoffmann } 2172f1ae32a1SGerd Hoffmann 2173f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2174f1ae32a1SGerd Hoffmann break; 2175f1ae32a1SGerd Hoffmann } 217694b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 2177f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2178f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2179f1ae32a1SGerd Hoffmann break; 2180f1ae32a1SGerd Hoffmann } 2181f89b60f6SGerd Hoffmann if (count++ > TRANSFER_LIMIT) { 2182f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("transfers"); 2183f89b60f6SGerd Hoffmann break; 2184f89b60f6SGerd Hoffmann } 2185f1ae32a1SGerd Hoffmann } 218696d87bddSGerd Hoffmann epctx->kick_active--; 2187518ad5f2SHans de Goede 2188070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 218936dfe324SHans de Goede if (ep) { 219036dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 219136dfe324SHans de Goede } 2192f1ae32a1SGerd Hoffmann } 2193f1ae32a1SGerd Hoffmann 2194f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2195f1ae32a1SGerd Hoffmann { 2196348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 219791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2198f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2199ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2200f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2201f1ae32a1SGerd Hoffmann 2202f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2203f1ae32a1SGerd Hoffmann } 2204f1ae32a1SGerd Hoffmann 2205f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2206f1ae32a1SGerd Hoffmann { 2207f1ae32a1SGerd Hoffmann int i; 2208f1ae32a1SGerd Hoffmann 2209348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 221091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2211f1ae32a1SGerd Hoffmann 2212f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2213f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2214f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2215f1ae32a1SGerd Hoffmann } 2216f1ae32a1SGerd Hoffmann } 2217f1ae32a1SGerd Hoffmann 2218f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 22194034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 22205c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2221f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2222f1ae32a1SGerd Hoffmann } 2223f1ae32a1SGerd Hoffmann 2224ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2225ccaf87a0SGerd Hoffmann { 2226ccaf87a0SGerd Hoffmann USBPort *uport; 2227ccaf87a0SGerd Hoffmann char path[32]; 2228ccaf87a0SGerd Hoffmann int i, pos, port; 2229ccaf87a0SGerd Hoffmann 2230ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2231f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2232f2ad97ffSGerd Hoffmann return NULL; 2233f2ad97ffSGerd Hoffmann } 2234ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2235ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2236ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2237ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2238ccaf87a0SGerd Hoffmann if (!port) { 2239ccaf87a0SGerd Hoffmann break; 2240ccaf87a0SGerd Hoffmann } 2241ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2242ccaf87a0SGerd Hoffmann } 2243ccaf87a0SGerd Hoffmann 2244ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2245ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2246ccaf87a0SGerd Hoffmann return uport; 2247ccaf87a0SGerd Hoffmann } 2248ccaf87a0SGerd Hoffmann } 2249ccaf87a0SGerd Hoffmann return NULL; 2250ccaf87a0SGerd Hoffmann } 2251ccaf87a0SGerd Hoffmann 2252f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2253f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2254f1ae32a1SGerd Hoffmann { 2255f1ae32a1SGerd Hoffmann XHCISlot *slot; 2256ccaf87a0SGerd Hoffmann USBPort *uport; 2257f1ae32a1SGerd Hoffmann USBDevice *dev; 225859a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2259f1ae32a1SGerd Hoffmann uint64_t poctx; 2260f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2261f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2262f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2263f1ae32a1SGerd Hoffmann int i; 2264f1ae32a1SGerd Hoffmann TRBCCode res; 2265f1ae32a1SGerd Hoffmann 226691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2267f1ae32a1SGerd Hoffmann 2268f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 22699b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2270f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2271616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2272f1ae32a1SGerd Hoffmann 227359a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 227459a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2275f1ae32a1SGerd Hoffmann 2276616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2277f1ae32a1SGerd Hoffmann 2278f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2279d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2280f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2281f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2282f1ae32a1SGerd Hoffmann } 2283f1ae32a1SGerd Hoffmann 2284616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2285616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2286f1ae32a1SGerd Hoffmann 2287f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2288f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2289f1ae32a1SGerd Hoffmann 2290f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2291f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2292f1ae32a1SGerd Hoffmann 2293ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2294ccaf87a0SGerd Hoffmann if (uport == NULL) { 2295d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2296f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2297ccaf87a0SGerd Hoffmann } 229865d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2299ccaf87a0SGerd Hoffmann 2300ccaf87a0SGerd Hoffmann dev = uport->dev; 2301de9de157SHans de Goede if (!dev || !dev->attached) { 2302d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2303f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2304f1ae32a1SGerd Hoffmann } 2305f1ae32a1SGerd Hoffmann 230691062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 23070bc85da6SGerd Hoffmann if (i == slotid-1) { 23080bc85da6SGerd Hoffmann continue; 23090bc85da6SGerd Hoffmann } 2310ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2311d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2312ccaf87a0SGerd Hoffmann uport->path, i+1); 2313f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2314f1ae32a1SGerd Hoffmann } 2315f1ae32a1SGerd Hoffmann } 2316f1ae32a1SGerd Hoffmann 2317f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2318ccaf87a0SGerd Hoffmann slot->uport = uport; 2319f1ae32a1SGerd Hoffmann slot->ctx = octx; 2320f1ae32a1SGerd Hoffmann 2321a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2322a4055d85SZhang Shuaiyi usb_device_reset(dev); 2323f1ae32a1SGerd Hoffmann if (bsr) { 2324f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2325f1ae32a1SGerd Hoffmann } else { 2326a820b575SGerd Hoffmann USBPacket p; 2327a6718874SGerd Hoffmann uint8_t buf[1]; 2328a6718874SGerd Hoffmann 2329af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2330a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2331a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2332a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 23338550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2334a820b575SGerd Hoffmann 0, false, false); 2335a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2336f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2337af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2338a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2339f1ae32a1SGerd Hoffmann } 2340f1ae32a1SGerd Hoffmann 2341f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2342f1ae32a1SGerd Hoffmann 2343f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2344f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2345f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2346f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2347f1ae32a1SGerd Hoffmann 2348616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2349616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2350f1ae32a1SGerd Hoffmann 23514034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2352f1ae32a1SGerd Hoffmann return res; 2353f1ae32a1SGerd Hoffmann } 2354f1ae32a1SGerd Hoffmann 2355f1ae32a1SGerd Hoffmann 2356f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2357f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2358f1ae32a1SGerd Hoffmann { 235959a70ccdSDavid Gibson dma_addr_t ictx, octx; 2360f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2361f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2362f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2363f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2364f1ae32a1SGerd Hoffmann int i; 2365f1ae32a1SGerd Hoffmann TRBCCode res; 2366f1ae32a1SGerd Hoffmann 2367348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 236891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2369f1ae32a1SGerd Hoffmann 2370f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2371f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2372f1ae32a1SGerd Hoffmann 237359a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 237459a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2375f1ae32a1SGerd Hoffmann 2376f1ae32a1SGerd Hoffmann if (dc) { 2377f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2378f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2379f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2380f1ae32a1SGerd Hoffmann } 2381f1ae32a1SGerd Hoffmann } 2382f1ae32a1SGerd Hoffmann 2383616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2384f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2385f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2386f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2387f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2388616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2389f1ae32a1SGerd Hoffmann 2390f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2391f1ae32a1SGerd Hoffmann } 2392f1ae32a1SGerd Hoffmann 2393616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2394f1ae32a1SGerd Hoffmann 2395f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2396d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2397f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2398f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2399f1ae32a1SGerd Hoffmann } 2400f1ae32a1SGerd Hoffmann 2401616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2402616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2403f1ae32a1SGerd Hoffmann 2404f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2405d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2406f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2407f1ae32a1SGerd Hoffmann } 2408f1ae32a1SGerd Hoffmann 240972391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 241072391da5SHans de Goede 2411f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2412f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2413f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2414f1ae32a1SGerd Hoffmann } 2415f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2416616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2417f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2418f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2419f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2420f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2421f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2422f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2423f1ae32a1SGerd Hoffmann return res; 2424f1ae32a1SGerd Hoffmann } 2425f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2426f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2427f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2428616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2429f1ae32a1SGerd Hoffmann } 2430f1ae32a1SGerd Hoffmann } 2431f1ae32a1SGerd Hoffmann 243272391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 243372391da5SHans de Goede if (res != CC_SUCCESS) { 243472391da5SHans de Goede for (i = 2; i <= 31; i++) { 24353d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 243672391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 243772391da5SHans de Goede } 243872391da5SHans de Goede } 243972391da5SHans de Goede return res; 244072391da5SHans de Goede } 244172391da5SHans de Goede 2442f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2443f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2444f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2445f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2446f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2447f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2448f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2449f1ae32a1SGerd Hoffmann 2450616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2451f1ae32a1SGerd Hoffmann 2452f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2453f1ae32a1SGerd Hoffmann } 2454f1ae32a1SGerd Hoffmann 2455f1ae32a1SGerd Hoffmann 2456f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2457f1ae32a1SGerd Hoffmann uint64_t pictx) 2458f1ae32a1SGerd Hoffmann { 245959a70ccdSDavid Gibson dma_addr_t ictx, octx; 2460f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2461f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2462f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2463f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2464f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2465f1ae32a1SGerd Hoffmann 2466348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 246791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2468f1ae32a1SGerd Hoffmann 2469f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2470f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2471f1ae32a1SGerd Hoffmann 247259a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 247359a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2474f1ae32a1SGerd Hoffmann 2475616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2476f1ae32a1SGerd Hoffmann 2477f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2478d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2479f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2480f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2481f1ae32a1SGerd Hoffmann } 2482f1ae32a1SGerd Hoffmann 2483f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2484616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2485f1ae32a1SGerd Hoffmann 2486f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2487f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2488f1ae32a1SGerd Hoffmann 2489616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2490f1ae32a1SGerd Hoffmann 2491f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2492f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2493f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2494f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2495f1ae32a1SGerd Hoffmann 2496f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2497f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2498f1ae32a1SGerd Hoffmann 2499616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2500f1ae32a1SGerd Hoffmann } 2501f1ae32a1SGerd Hoffmann 2502f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2503616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2504f1ae32a1SGerd Hoffmann 2505f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2506f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2507f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2508f1ae32a1SGerd Hoffmann 2509616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2510f1ae32a1SGerd Hoffmann 2511f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2512f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2513f1ae32a1SGerd Hoffmann 2514f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2515f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2516f1ae32a1SGerd Hoffmann 2517616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2518f1ae32a1SGerd Hoffmann } 2519f1ae32a1SGerd Hoffmann 2520f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2521f1ae32a1SGerd Hoffmann } 2522f1ae32a1SGerd Hoffmann 2523f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2524f1ae32a1SGerd Hoffmann { 2525f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 252659a70ccdSDavid Gibson dma_addr_t octx; 2527f1ae32a1SGerd Hoffmann int i; 2528f1ae32a1SGerd Hoffmann 2529348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 253091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2531f1ae32a1SGerd Hoffmann 2532f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2533f1ae32a1SGerd Hoffmann 253459a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2535f1ae32a1SGerd Hoffmann 2536f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2537f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2538f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2539f1ae32a1SGerd Hoffmann } 2540f1ae32a1SGerd Hoffmann } 2541f1ae32a1SGerd Hoffmann 2542616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2543f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2544f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2545f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2546f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2547616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2548f1ae32a1SGerd Hoffmann 2549f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2550f1ae32a1SGerd Hoffmann } 2551f1ae32a1SGerd Hoffmann 2552f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2553f1ae32a1SGerd Hoffmann { 2554f1ae32a1SGerd Hoffmann unsigned int slotid; 2555f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 255691062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2557d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2558f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2559f1ae32a1SGerd Hoffmann return 0; 2560f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2561d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2562f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2563f1ae32a1SGerd Hoffmann return 0; 2564f1ae32a1SGerd Hoffmann } 2565f1ae32a1SGerd Hoffmann return slotid; 2566f1ae32a1SGerd Hoffmann } 2567f1ae32a1SGerd Hoffmann 256881251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 256981251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 257081251841SGerd Hoffmann { 25710cb41e2cSGerd Hoffmann int slot, ep; 257281251841SGerd Hoffmann 257381251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 257481251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 257581251841SGerd Hoffmann break; 257681251841SGerd Hoffmann } 257781251841SGerd Hoffmann } 257881251841SGerd Hoffmann if (slot == xhci->numslots) { 257981251841SGerd Hoffmann return; 258081251841SGerd Hoffmann } 258181251841SGerd Hoffmann 25820cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 25830cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2584582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 25850cb41e2cSGerd Hoffmann } 25860cb41e2cSGerd Hoffmann } 258781251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 258881251841SGerd Hoffmann } 258981251841SGerd Hoffmann 2590f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2591f1ae32a1SGerd Hoffmann { 259259a70ccdSDavid Gibson dma_addr_t ctx; 25930846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2594f1ae32a1SGerd Hoffmann 2595f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2596f1ae32a1SGerd Hoffmann 2597f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2598f1ae32a1SGerd Hoffmann 259959a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2600f1ae32a1SGerd Hoffmann 2601f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2602f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 26030846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 26049b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2605f1ae32a1SGerd Hoffmann 2606f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2607f1ae32a1SGerd Hoffmann } 2608f1ae32a1SGerd Hoffmann 2609f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2610f1ae32a1SGerd Hoffmann { 2611f1ae32a1SGerd Hoffmann count &= 31; 2612f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2613f1ae32a1SGerd Hoffmann } 2614f1ae32a1SGerd Hoffmann 2615f1ae32a1SGerd Hoffmann 2616f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2617f1ae32a1SGerd Hoffmann { 2618f1ae32a1SGerd Hoffmann uint32_t val; 2619f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2620f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2621f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2622f1ae32a1SGerd Hoffmann return ~val; 2623f1ae32a1SGerd Hoffmann } 2624f1ae32a1SGerd Hoffmann 262559a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2626f1ae32a1SGerd Hoffmann { 26279b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2628f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2629f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 263059a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2631f1ae32a1SGerd Hoffmann 26329b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2633f1ae32a1SGerd Hoffmann 2634f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2635f1ae32a1SGerd Hoffmann 2636f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2637f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2638f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2639f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2640f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2641f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2642f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2643f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2644f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2645f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2646f1ae32a1SGerd Hoffmann } 2647f1ae32a1SGerd Hoffmann 26489b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2649f1ae32a1SGerd Hoffmann } 2650f1ae32a1SGerd Hoffmann 2651f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2652f1ae32a1SGerd Hoffmann { 2653f1ae32a1SGerd Hoffmann XHCITRB trb; 2654f1ae32a1SGerd Hoffmann TRBType type; 2655f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 265659a70ccdSDavid Gibson dma_addr_t addr; 2657f89b60f6SGerd Hoffmann unsigned int i, slotid = 0, count = 0; 2658f1ae32a1SGerd Hoffmann 2659f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2660f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2661f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2662f1ae32a1SGerd Hoffmann return; 2663f1ae32a1SGerd Hoffmann } 2664f1ae32a1SGerd Hoffmann 2665f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2666f1ae32a1SGerd Hoffmann 2667f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2668f1ae32a1SGerd Hoffmann event.ptr = addr; 2669f1ae32a1SGerd Hoffmann switch (type) { 2670f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 267191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2672f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2673f1ae32a1SGerd Hoffmann break; 2674f1ae32a1SGerd Hoffmann } 2675f1ae32a1SGerd Hoffmann } 267691062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2677d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2678f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2679f1ae32a1SGerd Hoffmann } else { 2680f1ae32a1SGerd Hoffmann slotid = i+1; 2681f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2682f1ae32a1SGerd Hoffmann } 2683f1ae32a1SGerd Hoffmann break; 2684f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2685f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2686f1ae32a1SGerd Hoffmann if (slotid) { 2687f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2688f1ae32a1SGerd Hoffmann } 2689f1ae32a1SGerd Hoffmann break; 2690f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2691f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2692f1ae32a1SGerd Hoffmann if (slotid) { 2693f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2694f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2695f1ae32a1SGerd Hoffmann } 2696f1ae32a1SGerd Hoffmann break; 2697f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2698f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2699f1ae32a1SGerd Hoffmann if (slotid) { 2700f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2701f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2702f1ae32a1SGerd Hoffmann } 2703f1ae32a1SGerd Hoffmann break; 2704f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2705f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2706f1ae32a1SGerd Hoffmann if (slotid) { 2707f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2708f1ae32a1SGerd Hoffmann } 2709f1ae32a1SGerd Hoffmann break; 2710f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2711f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2712f1ae32a1SGerd Hoffmann if (slotid) { 2713f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2714f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2715f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2716f1ae32a1SGerd Hoffmann } 2717f1ae32a1SGerd Hoffmann break; 2718f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2719f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2720f1ae32a1SGerd Hoffmann if (slotid) { 2721f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2722f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2723f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2724f1ae32a1SGerd Hoffmann } 2725f1ae32a1SGerd Hoffmann break; 2726f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2727f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2728f1ae32a1SGerd Hoffmann if (slotid) { 2729f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2730f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2731024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2732024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2733024426acSGerd Hoffmann epid, streamid, 2734f1ae32a1SGerd Hoffmann trb.parameter); 2735f1ae32a1SGerd Hoffmann } 2736f1ae32a1SGerd Hoffmann break; 2737f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2738f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2739f1ae32a1SGerd Hoffmann if (slotid) { 2740f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2741f1ae32a1SGerd Hoffmann } 2742f1ae32a1SGerd Hoffmann break; 2743f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2744f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2745f1ae32a1SGerd Hoffmann break; 2746f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 274759a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2748f1ae32a1SGerd Hoffmann break; 2749f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2750*2992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2751f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2752f1ae32a1SGerd Hoffmann event.length = 0x3025; 2753*2992d6b4SGerd Hoffmann } else { 2754*2992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2755*2992d6b4SGerd Hoffmann } 2756f1ae32a1SGerd Hoffmann break; 2757f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2758*2992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2759f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2760f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2761f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2762f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2763f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2764f1ae32a1SGerd Hoffmann slotid = val >> 24; 2765f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2766*2992d6b4SGerd Hoffmann } else { 2767*2992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2768f1ae32a1SGerd Hoffmann } 2769f1ae32a1SGerd Hoffmann break; 2770f1ae32a1SGerd Hoffmann default: 27710ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2772f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2773f1ae32a1SGerd Hoffmann break; 2774f1ae32a1SGerd Hoffmann } 2775f1ae32a1SGerd Hoffmann event.slotid = slotid; 27762d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2777f89b60f6SGerd Hoffmann 2778f89b60f6SGerd Hoffmann if (count++ > COMMAND_LIMIT) { 2779f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("commands"); 2780f89b60f6SGerd Hoffmann return; 2781f89b60f6SGerd Hoffmann } 2782f1ae32a1SGerd Hoffmann } 2783f1ae32a1SGerd Hoffmann } 2784f1ae32a1SGerd Hoffmann 27856a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 27866a32f80fSGerd Hoffmann { 27876a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 27886a32f80fSGerd Hoffmann return false; /* no device present */ 27896a32f80fSGerd Hoffmann } 27906a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 27916a32f80fSGerd Hoffmann return false; /* speed mismatch */ 27926a32f80fSGerd Hoffmann } 27936a32f80fSGerd Hoffmann return true; 27946a32f80fSGerd Hoffmann } 27956a32f80fSGerd Hoffmann 2796f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2797f705a362SGerd Hoffmann { 2798f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2799f705a362SGerd Hoffmann port->portnr << 24 }; 2800f705a362SGerd Hoffmann 2801f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2802f705a362SGerd Hoffmann return; 2803f705a362SGerd Hoffmann } 2804bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2805f705a362SGerd Hoffmann port->portsc |= bits; 2806f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2807f705a362SGerd Hoffmann return; 2808f705a362SGerd Hoffmann } 2809f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2810f705a362SGerd Hoffmann } 2811f705a362SGerd Hoffmann 2812f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2813f1ae32a1SGerd Hoffmann { 2814b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2815b62b0828SGerd Hoffmann 2816f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 28176a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2818f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 28190846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2820f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2821f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2822b62b0828SGerd Hoffmann pls = PLS_POLLING; 2823f1ae32a1SGerd Hoffmann break; 2824f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2825f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2826b62b0828SGerd Hoffmann pls = PLS_POLLING; 2827f1ae32a1SGerd Hoffmann break; 2828f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2829f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2830b62b0828SGerd Hoffmann pls = PLS_POLLING; 2831f1ae32a1SGerd Hoffmann break; 28320846e635SGerd Hoffmann case USB_SPEED_SUPER: 28330846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2834b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2835b62b0828SGerd Hoffmann pls = PLS_U0; 28360846e635SGerd Hoffmann break; 2837f1ae32a1SGerd Hoffmann } 2838f1ae32a1SGerd Hoffmann } 2839b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 28404f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2841f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2842f1ae32a1SGerd Hoffmann } 2843f1ae32a1SGerd Hoffmann 2844dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 284540030130SGerd Hoffmann { 28467bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 28474f47f0f8SGerd Hoffmann 2848b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2849b62b0828SGerd Hoffmann return; 2850b62b0828SGerd Hoffmann } 2851b62b0828SGerd Hoffmann 285240030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2853b62b0828SGerd Hoffmann 2854b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2855dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2856dad5b9eaSGerd Hoffmann if (warm_reset) { 2857dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2858dad5b9eaSGerd Hoffmann } 2859dad5b9eaSGerd Hoffmann /* fall through */ 2860b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2861b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2862b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2863b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 28644f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2865b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2866b62b0828SGerd Hoffmann break; 2867b62b0828SGerd Hoffmann } 2868b62b0828SGerd Hoffmann 2869b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2870b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 287140030130SGerd Hoffmann } 287240030130SGerd Hoffmann 287364619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2874f1ae32a1SGerd Hoffmann { 287537034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2876f1ae32a1SGerd Hoffmann int i; 2877f1ae32a1SGerd Hoffmann 28782d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2879f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2880d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2881f1ae32a1SGerd Hoffmann } 2882f1ae32a1SGerd Hoffmann 2883f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2884f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2885f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2886f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2887f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2888f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2889f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2890f1ae32a1SGerd Hoffmann xhci->config = 0; 2891f1ae32a1SGerd Hoffmann 289291062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2893f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2894f1ae32a1SGerd Hoffmann } 2895f1ae32a1SGerd Hoffmann 28960846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2897f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2898f1ae32a1SGerd Hoffmann } 2899f1ae32a1SGerd Hoffmann 290091062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2901962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2902962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2903962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2904962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2905962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2906962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2907962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2908962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2909f1ae32a1SGerd Hoffmann 2910962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2911962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2912962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2913962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2914962d11e1SGerd Hoffmann } 291501546fa6SGerd Hoffmann 2916bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 291701546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2918f1ae32a1SGerd Hoffmann } 2919f1ae32a1SGerd Hoffmann 2920a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2921f1ae32a1SGerd Hoffmann { 29221b067564SGerd Hoffmann XHCIState *xhci = ptr; 29232d754a10SGerd Hoffmann uint32_t ret; 2924f1ae32a1SGerd Hoffmann 2925f1ae32a1SGerd Hoffmann switch (reg) { 2926f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 29272d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 29282d754a10SGerd Hoffmann break; 2929f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 29300846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 293191062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 29322d754a10SGerd Hoffmann break; 2933f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 29342d754a10SGerd Hoffmann ret = 0x0000000f; 29352d754a10SGerd Hoffmann break; 2936f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 29372d754a10SGerd Hoffmann ret = 0x00000000; 29382d754a10SGerd Hoffmann break; 2939f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 29402d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 29412aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 29422d754a10SGerd Hoffmann } else { 29432aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 29442d754a10SGerd Hoffmann } 29452d754a10SGerd Hoffmann break; 2946f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 29472d754a10SGerd Hoffmann ret = OFF_DOORBELL; 29482d754a10SGerd Hoffmann break; 2949f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 29502d754a10SGerd Hoffmann ret = OFF_RUNTIME; 29512d754a10SGerd Hoffmann break; 2952f1ae32a1SGerd Hoffmann 2953f1ae32a1SGerd Hoffmann /* extended capabilities */ 2954f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 29552d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 29562d754a10SGerd Hoffmann break; 2957f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 29580ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 29592d754a10SGerd Hoffmann break; 2960f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 29617bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 29627bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 29637bafd888SGerd Hoffmann } else { 29647bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 29657bafd888SGerd Hoffmann } 29662d754a10SGerd Hoffmann break; 2967f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 29682d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 29692d754a10SGerd Hoffmann break; 2970f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 29712d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 29722d754a10SGerd Hoffmann break; 2973f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 29740ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 29752d754a10SGerd Hoffmann break; 2976f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 29777bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 29787bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 29797bafd888SGerd Hoffmann } else { 29807bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 29817bafd888SGerd Hoffmann } 29822d754a10SGerd Hoffmann break; 2983f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 29842d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 29852d754a10SGerd Hoffmann break; 2986f1ae32a1SGerd Hoffmann default: 29870ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 29882d754a10SGerd Hoffmann ret = 0; 2989f1ae32a1SGerd Hoffmann } 29902d754a10SGerd Hoffmann 29912d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 29922d754a10SGerd Hoffmann return ret; 2993f1ae32a1SGerd Hoffmann } 2994f1ae32a1SGerd Hoffmann 2995a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2996f1ae32a1SGerd Hoffmann { 29971d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 29982d754a10SGerd Hoffmann uint32_t ret; 29992d754a10SGerd Hoffmann 30001d8a4e69SGerd Hoffmann switch (reg) { 3001f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 30021d8a4e69SGerd Hoffmann ret = port->portsc; 30032d754a10SGerd Hoffmann break; 3004f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3005f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 30062d754a10SGerd Hoffmann ret = 0; 30072d754a10SGerd Hoffmann break; 3008f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 3009f1ae32a1SGerd Hoffmann default: 30100ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 30112d754a10SGerd Hoffmann ret = 0; 3012f1ae32a1SGerd Hoffmann } 30132d754a10SGerd Hoffmann 30141d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 30152d754a10SGerd Hoffmann return ret; 3016f1ae32a1SGerd Hoffmann } 3017f1ae32a1SGerd Hoffmann 3018a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 30191d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 3020f1ae32a1SGerd Hoffmann { 30211d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 3022bdfce20dSGerd Hoffmann uint32_t portsc, notify; 3023f1ae32a1SGerd Hoffmann 30241d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 30252d754a10SGerd Hoffmann 30261d8a4e69SGerd Hoffmann switch (reg) { 3027f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 3028bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 3029dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 3030dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 3031dad5b9eaSGerd Hoffmann break; 3032dad5b9eaSGerd Hoffmann } 3033bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 3034dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 3035bdfce20dSGerd Hoffmann break; 3036bdfce20dSGerd Hoffmann } 3037bdfce20dSGerd Hoffmann 30381d8a4e69SGerd Hoffmann portsc = port->portsc; 3039bdfce20dSGerd Hoffmann notify = 0; 3040f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 3041f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 3042f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 3043f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 3044f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 3045bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 3046bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 3047bdfce20dSGerd Hoffmann switch (new_pls) { 3048bdfce20dSGerd Hoffmann case PLS_U0: 3049bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 3050bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3051bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3052bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 3053bdfce20dSGerd Hoffmann } 3054bdfce20dSGerd Hoffmann break; 3055bdfce20dSGerd Hoffmann case PLS_U3: 3056bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 3057bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3058bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3059bdfce20dSGerd Hoffmann } 3060bdfce20dSGerd Hoffmann break; 3061bdfce20dSGerd Hoffmann case PLS_RESUME: 3062bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 3063bdfce20dSGerd Hoffmann break; 3064bdfce20dSGerd Hoffmann default: 3065d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 3066bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 3067bdfce20dSGerd Hoffmann break; 3068bdfce20dSGerd Hoffmann } 3069f1ae32a1SGerd Hoffmann } 3070f1ae32a1SGerd Hoffmann /* read/write bits */ 3071f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 3072f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 307340030130SGerd Hoffmann port->portsc = portsc; 3074bdfce20dSGerd Hoffmann if (notify) { 3075bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 3076f1ae32a1SGerd Hoffmann } 3077f1ae32a1SGerd Hoffmann break; 3078f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3079f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 3080f1ae32a1SGerd Hoffmann default: 30810ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 3082f1ae32a1SGerd Hoffmann } 3083f1ae32a1SGerd Hoffmann } 3084f1ae32a1SGerd Hoffmann 3085a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 3086f1ae32a1SGerd Hoffmann { 30871b067564SGerd Hoffmann XHCIState *xhci = ptr; 30882d754a10SGerd Hoffmann uint32_t ret; 3089f1ae32a1SGerd Hoffmann 3090f1ae32a1SGerd Hoffmann switch (reg) { 3091f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 30922d754a10SGerd Hoffmann ret = xhci->usbcmd; 30932d754a10SGerd Hoffmann break; 3094f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 30952d754a10SGerd Hoffmann ret = xhci->usbsts; 30962d754a10SGerd Hoffmann break; 3097f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 30982d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 30992d754a10SGerd Hoffmann break; 3100f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 31012d754a10SGerd Hoffmann ret = xhci->dnctrl; 31022d754a10SGerd Hoffmann break; 3103f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 31042d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 31052d754a10SGerd Hoffmann break; 3106f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 31072d754a10SGerd Hoffmann ret = xhci->crcr_high; 31082d754a10SGerd Hoffmann break; 3109f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 31102d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 31112d754a10SGerd Hoffmann break; 3112f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 31132d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 31142d754a10SGerd Hoffmann break; 3115f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 31162d754a10SGerd Hoffmann ret = xhci->config; 31172d754a10SGerd Hoffmann break; 3118f1ae32a1SGerd Hoffmann default: 31190ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 31202d754a10SGerd Hoffmann ret = 0; 3121f1ae32a1SGerd Hoffmann } 31222d754a10SGerd Hoffmann 31232d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 31242d754a10SGerd Hoffmann return ret; 3125f1ae32a1SGerd Hoffmann } 3126f1ae32a1SGerd Hoffmann 3127a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 31281b067564SGerd Hoffmann uint64_t val, unsigned size) 3129f1ae32a1SGerd Hoffmann { 31301b067564SGerd Hoffmann XHCIState *xhci = ptr; 313137034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 31321b067564SGerd Hoffmann 31332d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 31342d754a10SGerd Hoffmann 3135f1ae32a1SGerd Hoffmann switch (reg) { 3136f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 3137f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 3138f1ae32a1SGerd Hoffmann xhci_run(xhci); 3139f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 3140f1ae32a1SGerd Hoffmann xhci_stop(xhci); 3141f1ae32a1SGerd Hoffmann } 3142f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 3143f1f8bc21SGerd Hoffmann /* save state */ 3144f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 3145f1f8bc21SGerd Hoffmann } 3146f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 3147f1f8bc21SGerd Hoffmann /* restore state */ 3148f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 3149f1f8bc21SGerd Hoffmann } 3150f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 315101546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3152f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 315337034575SPeter Crosthwaite xhci_reset(d); 3154f1ae32a1SGerd Hoffmann } 31554c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3156f1ae32a1SGerd Hoffmann break; 3157f1ae32a1SGerd Hoffmann 3158f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 3159f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 3160f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 31614c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3162f1ae32a1SGerd Hoffmann break; 3163f1ae32a1SGerd Hoffmann 3164f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 3165f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 3166f1ae32a1SGerd Hoffmann break; 3167f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3168f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3169f1ae32a1SGerd Hoffmann break; 3170f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3171f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3172f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3173f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3174f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 31752d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3176f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3177f1ae32a1SGerd Hoffmann } else { 317859a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3179f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3180f1ae32a1SGerd Hoffmann } 3181f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3182f1ae32a1SGerd Hoffmann break; 3183f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3184f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3185f1ae32a1SGerd Hoffmann break; 3186f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3187f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3188f1ae32a1SGerd Hoffmann break; 3189f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3190f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3191f1ae32a1SGerd Hoffmann break; 3192f1ae32a1SGerd Hoffmann default: 31930ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3194f1ae32a1SGerd Hoffmann } 3195f1ae32a1SGerd Hoffmann } 3196f1ae32a1SGerd Hoffmann 3197a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 31981b067564SGerd Hoffmann unsigned size) 3199f1ae32a1SGerd Hoffmann { 32001b067564SGerd Hoffmann XHCIState *xhci = ptr; 320143d9d604SGerd Hoffmann uint32_t ret = 0; 3202f1ae32a1SGerd Hoffmann 320343d9d604SGerd Hoffmann if (reg < 0x20) { 3204f1ae32a1SGerd Hoffmann switch (reg) { 3205f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 320601546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 32072d754a10SGerd Hoffmann break; 3208f1ae32a1SGerd Hoffmann default: 32090ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 321043d9d604SGerd Hoffmann break; 321143d9d604SGerd Hoffmann } 321243d9d604SGerd Hoffmann } else { 321343d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 321443d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 321543d9d604SGerd Hoffmann switch (reg & 0x1f) { 321643d9d604SGerd Hoffmann case 0x00: /* IMAN */ 321743d9d604SGerd Hoffmann ret = intr->iman; 321843d9d604SGerd Hoffmann break; 321943d9d604SGerd Hoffmann case 0x04: /* IMOD */ 322043d9d604SGerd Hoffmann ret = intr->imod; 322143d9d604SGerd Hoffmann break; 322243d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 322343d9d604SGerd Hoffmann ret = intr->erstsz; 322443d9d604SGerd Hoffmann break; 322543d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 322643d9d604SGerd Hoffmann ret = intr->erstba_low; 322743d9d604SGerd Hoffmann break; 322843d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 322943d9d604SGerd Hoffmann ret = intr->erstba_high; 323043d9d604SGerd Hoffmann break; 323143d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 323243d9d604SGerd Hoffmann ret = intr->erdp_low; 323343d9d604SGerd Hoffmann break; 323443d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 323543d9d604SGerd Hoffmann ret = intr->erdp_high; 323643d9d604SGerd Hoffmann break; 323743d9d604SGerd Hoffmann } 3238f1ae32a1SGerd Hoffmann } 32392d754a10SGerd Hoffmann 32402d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 32412d754a10SGerd Hoffmann return ret; 3242f1ae32a1SGerd Hoffmann } 3243f1ae32a1SGerd Hoffmann 3244a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 32451b067564SGerd Hoffmann uint64_t val, unsigned size) 3246f1ae32a1SGerd Hoffmann { 32471b067564SGerd Hoffmann XHCIState *xhci = ptr; 324843d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 324943d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 32508e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3251f1ae32a1SGerd Hoffmann 325243d9d604SGerd Hoffmann if (reg < 0x20) { 32530ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 325443d9d604SGerd Hoffmann return; 325543d9d604SGerd Hoffmann } 325643d9d604SGerd Hoffmann 325743d9d604SGerd Hoffmann switch (reg & 0x1f) { 325843d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3259f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3260962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3261f1ae32a1SGerd Hoffmann } 3262962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3263962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 326443d9d604SGerd Hoffmann if (v == 0) { 32654c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 326643d9d604SGerd Hoffmann } 326743d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3268f1ae32a1SGerd Hoffmann break; 326943d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3270962d11e1SGerd Hoffmann intr->imod = val; 3271f1ae32a1SGerd Hoffmann break; 327243d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3273962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3274f1ae32a1SGerd Hoffmann break; 327543d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3276*2992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 3277*2992d6b4SGerd Hoffmann /* NEC driver bug: it doesn't align this to 64 bytes */ 3278962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3279*2992d6b4SGerd Hoffmann } else { 3280*2992d6b4SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; 3281*2992d6b4SGerd Hoffmann } 3282f1ae32a1SGerd Hoffmann break; 328343d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3284962d11e1SGerd Hoffmann intr->erstba_high = val; 328543d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3286f1ae32a1SGerd Hoffmann break; 328743d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3288f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3289962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3290f1ae32a1SGerd Hoffmann } 3291962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 32927da76e12SGerd Hoffmann if (val & ERDP_EHB) { 32937da76e12SGerd Hoffmann dma_addr_t erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 32947da76e12SGerd Hoffmann unsigned int dp_idx = (erdp - intr->er_start) / TRB_SIZE; 32957da76e12SGerd Hoffmann if (erdp >= intr->er_start && 32967da76e12SGerd Hoffmann erdp < (intr->er_start + TRB_SIZE * intr->er_size) && 32977da76e12SGerd Hoffmann dp_idx != intr->er_ep_idx) { 32987da76e12SGerd Hoffmann xhci_intr_raise(xhci, v); 32997da76e12SGerd Hoffmann } 33007da76e12SGerd Hoffmann } 3301f1ae32a1SGerd Hoffmann break; 330243d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3303962d11e1SGerd Hoffmann intr->erdp_high = val; 3304f1ae32a1SGerd Hoffmann break; 3305f1ae32a1SGerd Hoffmann default: 33060ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3307f1ae32a1SGerd Hoffmann } 3308f1ae32a1SGerd Hoffmann } 3309f1ae32a1SGerd Hoffmann 3310a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 33111b067564SGerd Hoffmann unsigned size) 3312f1ae32a1SGerd Hoffmann { 3313f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 33142d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3315f1ae32a1SGerd Hoffmann return 0; 3316f1ae32a1SGerd Hoffmann } 3317f1ae32a1SGerd Hoffmann 3318a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 33191b067564SGerd Hoffmann uint64_t val, unsigned size) 3320f1ae32a1SGerd Hoffmann { 33211b067564SGerd Hoffmann XHCIState *xhci = ptr; 3322024426acSGerd Hoffmann unsigned int epid, streamid; 33231b067564SGerd Hoffmann 33242d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3325f1ae32a1SGerd Hoffmann 3326f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3327d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3328f1ae32a1SGerd Hoffmann return; 3329f1ae32a1SGerd Hoffmann } 3330f1ae32a1SGerd Hoffmann 3331f1ae32a1SGerd Hoffmann reg >>= 2; 3332f1ae32a1SGerd Hoffmann 3333f1ae32a1SGerd Hoffmann if (reg == 0) { 3334f1ae32a1SGerd Hoffmann if (val == 0) { 3335f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3336f1ae32a1SGerd Hoffmann } else { 3337d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 33381b067564SGerd Hoffmann (uint32_t)val); 3339f1ae32a1SGerd Hoffmann } 3340f1ae32a1SGerd Hoffmann } else { 3341024426acSGerd Hoffmann epid = val & 0xff; 3342024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 334391062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3344d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3345024426acSGerd Hoffmann } else if (epid > 31) { 3346d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 33471b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3348f1ae32a1SGerd Hoffmann } else { 3349024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3350f1ae32a1SGerd Hoffmann } 3351f1ae32a1SGerd Hoffmann } 3352f1ae32a1SGerd Hoffmann } 3353f1ae32a1SGerd Hoffmann 33546d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 33556d3bc22eSGerd Hoffmann unsigned width) 33566d3bc22eSGerd Hoffmann { 33576d3bc22eSGerd Hoffmann /* nothing */ 33586d3bc22eSGerd Hoffmann } 33596d3bc22eSGerd Hoffmann 33601b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 33611b067564SGerd Hoffmann .read = xhci_cap_read, 33626d3bc22eSGerd Hoffmann .write = xhci_cap_write, 33636ee021d4SGerd Hoffmann .valid.min_access_size = 1, 33641b067564SGerd Hoffmann .valid.max_access_size = 4, 33656ee021d4SGerd Hoffmann .impl.min_access_size = 4, 33666ee021d4SGerd Hoffmann .impl.max_access_size = 4, 33671b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 33681b067564SGerd Hoffmann }; 3369f1ae32a1SGerd Hoffmann 33701b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 33711b067564SGerd Hoffmann .read = xhci_oper_read, 33721b067564SGerd Hoffmann .write = xhci_oper_write, 33731b067564SGerd Hoffmann .valid.min_access_size = 4, 33741b067564SGerd Hoffmann .valid.max_access_size = 4, 33751b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 33761b067564SGerd Hoffmann }; 3377f1ae32a1SGerd Hoffmann 33781d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 33791d8a4e69SGerd Hoffmann .read = xhci_port_read, 33801d8a4e69SGerd Hoffmann .write = xhci_port_write, 33811d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 33821d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 33831d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 33841d8a4e69SGerd Hoffmann }; 33851d8a4e69SGerd Hoffmann 33861b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 33871b067564SGerd Hoffmann .read = xhci_runtime_read, 33881b067564SGerd Hoffmann .write = xhci_runtime_write, 33891b067564SGerd Hoffmann .valid.min_access_size = 4, 33901b067564SGerd Hoffmann .valid.max_access_size = 4, 33911b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 33921b067564SGerd Hoffmann }; 3393f1ae32a1SGerd Hoffmann 33941b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 33951b067564SGerd Hoffmann .read = xhci_doorbell_read, 33961b067564SGerd Hoffmann .write = xhci_doorbell_write, 3397f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3398f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3399f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3400f1ae32a1SGerd Hoffmann }; 3401f1ae32a1SGerd Hoffmann 3402f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3403f1ae32a1SGerd Hoffmann { 3404f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34050846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3406f1ae32a1SGerd Hoffmann 3407f3214027SGerd Hoffmann xhci_port_update(port, 0); 3408f1ae32a1SGerd Hoffmann } 3409f1ae32a1SGerd Hoffmann 3410f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3411f1ae32a1SGerd Hoffmann { 3412f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34130846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3414f1ae32a1SGerd Hoffmann 3415f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3416f3214027SGerd Hoffmann xhci_port_update(port, 1); 3417f1ae32a1SGerd Hoffmann } 3418f1ae32a1SGerd Hoffmann 3419f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3420f1ae32a1SGerd Hoffmann { 3421f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34220846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3423f1ae32a1SGerd Hoffmann 342485e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3425f1ae32a1SGerd Hoffmann return; 3426f1ae32a1SGerd Hoffmann } 342785e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3428f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3429f1ae32a1SGerd Hoffmann } 3430f1ae32a1SGerd Hoffmann 3431f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3432f1ae32a1SGerd Hoffmann { 3433f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3434f1ae32a1SGerd Hoffmann 34359a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3436582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 34370cae7b1aSHans de Goede return; 34380cae7b1aSHans de Goede } 343913e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 34403a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 344194b037f2SGerd Hoffmann if (xfer->complete) { 344294b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 344394b037f2SGerd Hoffmann } 3444f1ae32a1SGerd Hoffmann } 3445f1ae32a1SGerd Hoffmann 3446ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3447f1ae32a1SGerd Hoffmann { 3448ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3449ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3450ccaf87a0SGerd Hoffmann 3451463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3452f1ae32a1SGerd Hoffmann } 3453f1ae32a1SGerd Hoffmann 34541d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3455f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3456f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3457f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3458f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3459f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3460f1ae32a1SGerd Hoffmann }; 3461f1ae32a1SGerd Hoffmann 3462f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3463f1ae32a1SGerd Hoffmann { 3464f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3465f1ae32a1SGerd Hoffmann return 1; 3466f1ae32a1SGerd Hoffmann } 3467f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3468f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3469f1ae32a1SGerd Hoffmann } else { 3470f1ae32a1SGerd Hoffmann return ep->nr * 2; 3471f1ae32a1SGerd Hoffmann } 3472f1ae32a1SGerd Hoffmann } 3473f1ae32a1SGerd Hoffmann 3474070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx) 3475518ad5f2SHans de Goede { 3476070eeef9SGerd Hoffmann USBPort *uport; 3477070eeef9SGerd Hoffmann uint32_t token; 3478518ad5f2SHans de Goede 3479070eeef9SGerd Hoffmann if (!epctx) { 3480518ad5f2SHans de Goede return NULL; 3481518ad5f2SHans de Goede } 3482070eeef9SGerd Hoffmann uport = epctx->xhci->slots[epctx->slotid - 1].uport; 3483070eeef9SGerd Hoffmann token = (epctx->epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT; 3484070eeef9SGerd Hoffmann if (!uport) { 3485070eeef9SGerd Hoffmann return NULL; 3486070eeef9SGerd Hoffmann } 3487070eeef9SGerd Hoffmann return usb_ep_get(uport->dev, token, epctx->epid >> 1); 3488518ad5f2SHans de Goede } 3489518ad5f2SHans de Goede 34908550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 34918550a02dSGerd Hoffmann unsigned int stream) 3492f1ae32a1SGerd Hoffmann { 3493f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3494f1ae32a1SGerd Hoffmann int slotid; 3495f1ae32a1SGerd Hoffmann 3496f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3497af203be3SGerd Hoffmann slotid = ep->dev->addr; 3498f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3499f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3500f1ae32a1SGerd Hoffmann return; 3501f1ae32a1SGerd Hoffmann } 3502024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3503f1ae32a1SGerd Hoffmann } 3504f1ae32a1SGerd Hoffmann 3505f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3506f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3507f1ae32a1SGerd Hoffmann }; 3508f1ae32a1SGerd Hoffmann 350937034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3510f1ae32a1SGerd Hoffmann { 351137034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 35120846e635SGerd Hoffmann XHCIPort *port; 35130846e635SGerd Hoffmann int i, usbports, speedmask; 3514f1ae32a1SGerd Hoffmann 3515f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3516f1ae32a1SGerd Hoffmann 35170846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 35180846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 35190846e635SGerd Hoffmann } 35200846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 35210846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 35220846e635SGerd Hoffmann } 35230846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 35240846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 35250846e635SGerd Hoffmann 3526c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3527f1ae32a1SGerd Hoffmann 35280846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 35290846e635SGerd Hoffmann speedmask = 0; 35300846e635SGerd Hoffmann if (i < xhci->numports_2) { 35317bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35327bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 35337bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 35347bafd888SGerd Hoffmann } else { 35350846e635SGerd Hoffmann port = &xhci->ports[i]; 35360846e635SGerd Hoffmann port->portnr = i + 1; 35377bafd888SGerd Hoffmann } 35380846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35390846e635SGerd Hoffmann port->speedmask = 3540f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3541f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 35420846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 35431d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 35440846e635SGerd Hoffmann speedmask |= port->speedmask; 3545f1ae32a1SGerd Hoffmann } 35460846e635SGerd Hoffmann if (i < xhci->numports_3) { 35477bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35487bafd888SGerd Hoffmann port = &xhci->ports[i]; 35497bafd888SGerd Hoffmann port->portnr = i + 1; 35507bafd888SGerd Hoffmann } else { 35510846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 35520846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 35537bafd888SGerd Hoffmann } 35540846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35550846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 35561d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 35570846e635SGerd Hoffmann speedmask |= port->speedmask; 35580846e635SGerd Hoffmann } 35590846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 35601d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3561f1ae32a1SGerd Hoffmann } 3562f1ae32a1SGerd Hoffmann } 3563f1ae32a1SGerd Hoffmann 35649af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3565f1ae32a1SGerd Hoffmann { 35661d8a4e69SGerd Hoffmann int i, ret; 35671108b2f8SCao jin Error *err = NULL; 3568f1ae32a1SGerd Hoffmann 356937034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3570f1ae32a1SGerd Hoffmann 35719b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 35729b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 35739b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 35749b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3575f1ae32a1SGerd Hoffmann 3576*2992d6b4SGerd Hoffmann if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) == 0) { 3577*2992d6b4SGerd Hoffmann xhci->nec_quirks = true; 3578*2992d6b4SGerd Hoffmann } 357991062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 358091062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 358191062ae0SGerd Hoffmann } 3582c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3583c94a7c69SGerd Hoffmann xhci->numintrs++; 3584c94a7c69SGerd Hoffmann } 358591062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 358691062ae0SGerd Hoffmann xhci->numintrs = 1; 358791062ae0SGerd Hoffmann } 358891062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 358991062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 359091062ae0SGerd Hoffmann } 359191062ae0SGerd Hoffmann if (xhci->numslots < 1) { 359291062ae0SGerd Hoffmann xhci->numslots = 1; 359391062ae0SGerd Hoffmann } 35942aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 35952aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 35962aa6bfcbSGerd Hoffmann } else { 35972aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 35982aa6bfcbSGerd Hoffmann } 359991062ae0SGerd Hoffmann 360020729dbdSCao jin if (xhci->msi != ON_OFF_AUTO_OFF) { 360120729dbdSCao jin ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); 360220729dbdSCao jin /* Any error other than -ENOTSUP(board's MSI support is broken) 360320729dbdSCao jin * is a programming error */ 360420729dbdSCao jin assert(!ret || ret == -ENOTSUP); 360520729dbdSCao jin if (ret && xhci->msi == ON_OFF_AUTO_ON) { 360620729dbdSCao jin /* Can't satisfy user's explicit msi=on request, fail */ 360720729dbdSCao jin error_append_hint(&err, "You have to use msi=auto (default) or " 360820729dbdSCao jin "msi=off with this machine type.\n"); 360920729dbdSCao jin error_propagate(errp, err); 361020729dbdSCao jin return; 361120729dbdSCao jin } 361220729dbdSCao jin assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); 361320729dbdSCao jin /* With msi=auto, we fall back to MSI off silently */ 361420729dbdSCao jin error_free(err); 361520729dbdSCao jin } 361620729dbdSCao jin 361720729dbdSCao jin usb_xhci_init(xhci); 3618bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 361901546fa6SGerd Hoffmann 362022fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 362122fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 36221b067564SGerd Hoffmann "capabilities", LEN_CAP); 362322fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 36241d8a4e69SGerd Hoffmann "operational", 0x400); 362522fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 36261b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 362722fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 36281b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 36291b067564SGerd Hoffmann 36301b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 36311b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 36321b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 36331b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 36341b067564SGerd Hoffmann 36351d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 36361d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 36371d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 36381d8a4e69SGerd Hoffmann port->xhci = xhci; 363922fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 36401d8a4e69SGerd Hoffmann port->name, 0x10); 36411d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 36421d8a4e69SGerd Hoffmann } 36431d8a4e69SGerd Hoffmann 36449b7d3334SAndreas Färber pci_register_bar(dev, 0, 3645f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3646f1ae32a1SGerd Hoffmann &xhci->mem); 3647f1ae32a1SGerd Hoffmann 3648e6043e92SDr. David Alan Gilbert if (pci_bus_is_express(dev->bus) || 3649e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 36509b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3651f1ae32a1SGerd Hoffmann assert(ret >= 0); 3652058fdcf5SGerd Hoffmann } 3653f1ae32a1SGerd Hoffmann 3654290fd20dSCao jin if (xhci->msix != ON_OFF_AUTO_OFF) { 3655ee640c62SCao jin /* TODO check for errors, and should fail when msix=on */ 36569b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 36574c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 36584c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 3659ee640c62SCao jin 0x90, NULL); 36604c47f800SGerd Hoffmann } 3661f1ae32a1SGerd Hoffmann } 3662f1ae32a1SGerd Hoffmann 366353c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 366453c30545SGonglei { 366553c30545SGonglei int i; 366653c30545SGonglei XHCIState *xhci = XHCI(dev); 366753c30545SGonglei 3668d733f74cSGonglei trace_usb_xhci_exit(); 3669d733f74cSGonglei 367053c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 367153c30545SGonglei xhci_disable_slot(xhci, i + 1); 367253c30545SGonglei } 367353c30545SGonglei 367453c30545SGonglei if (xhci->mfwrap_timer) { 367553c30545SGonglei timer_del(xhci->mfwrap_timer); 367653c30545SGonglei timer_free(xhci->mfwrap_timer); 367753c30545SGonglei xhci->mfwrap_timer = NULL; 367853c30545SGonglei } 367953c30545SGonglei 368053c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 368153c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 368253c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 368353c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 368453c30545SGonglei 368553c30545SGonglei for (i = 0; i < xhci->numports; i++) { 368653c30545SGonglei XHCIPort *port = &xhci->ports[i]; 368753c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 368853c30545SGonglei } 368953c30545SGonglei 369053c30545SGonglei /* destroy msix memory region */ 369153c30545SGonglei if (dev->msix_table && dev->msix_pba 369253c30545SGonglei && dev->msix_entry_used) { 3693b53dd449SLi Qiang msix_uninit(dev, &xhci->mem, &xhci->mem); 369453c30545SGonglei } 369553c30545SGonglei 369653c30545SGonglei usb_bus_release(&xhci->bus); 369753c30545SGonglei } 369853c30545SGonglei 369937352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 370037352df3SGerd Hoffmann { 370137352df3SGerd Hoffmann XHCIState *xhci = opaque; 37029b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 370337352df3SGerd Hoffmann XHCISlot *slot; 370437352df3SGerd Hoffmann XHCIEPContext *epctx; 370537352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 370637352df3SGerd Hoffmann uint32_t slot_ctx[4]; 370737352df3SGerd Hoffmann uint32_t ep_ctx[5]; 370837352df3SGerd Hoffmann int slotid, epid, state, intr; 370937352df3SGerd Hoffmann 371037352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 371137352df3SGerd Hoffmann 371237352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 371337352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 371437352df3SGerd Hoffmann if (!slot->addressed) { 371537352df3SGerd Hoffmann continue; 371637352df3SGerd Hoffmann } 371737352df3SGerd Hoffmann slot->ctx = 37189b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 371937352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 372037352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3721f2ad97ffSGerd Hoffmann if (!slot->uport) { 3722f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3723f2ad97ffSGerd Hoffmann slot->enabled = 0; 3724f2ad97ffSGerd Hoffmann slot->addressed = 0; 3725f2ad97ffSGerd Hoffmann continue; 3726f2ad97ffSGerd Hoffmann } 372737352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 372837352df3SGerd Hoffmann 3729f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 373037352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 373137352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 373237352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 373337352df3SGerd Hoffmann if (state == EP_DISABLED) { 373437352df3SGerd Hoffmann continue; 373537352df3SGerd Hoffmann } 373637352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 373737352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 373837352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 373937352df3SGerd Hoffmann epctx->state = state; 374037352df3SGerd Hoffmann if (state == EP_RUNNING) { 374137352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3742bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 374337352df3SGerd Hoffmann } 374437352df3SGerd Hoffmann } 374537352df3SGerd Hoffmann } 374637352df3SGerd Hoffmann 374737352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 374837352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 37499b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 375037352df3SGerd Hoffmann } else { 37519b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 375237352df3SGerd Hoffmann } 375337352df3SGerd Hoffmann } 375437352df3SGerd Hoffmann 375537352df3SGerd Hoffmann return 0; 375637352df3SGerd Hoffmann } 375737352df3SGerd Hoffmann 375837352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 375937352df3SGerd Hoffmann .name = "xhci-ring", 376037352df3SGerd Hoffmann .version_id = 1, 376137352df3SGerd Hoffmann .fields = (VMStateField[]) { 376237352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 376337352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 376437352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 376537352df3SGerd Hoffmann } 376637352df3SGerd Hoffmann }; 376737352df3SGerd Hoffmann 376837352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 376937352df3SGerd Hoffmann .name = "xhci-port", 377037352df3SGerd Hoffmann .version_id = 1, 377137352df3SGerd Hoffmann .fields = (VMStateField[]) { 377237352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 377337352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 377437352df3SGerd Hoffmann } 377537352df3SGerd Hoffmann }; 377637352df3SGerd Hoffmann 377737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 377837352df3SGerd Hoffmann .name = "xhci-slot", 377937352df3SGerd Hoffmann .version_id = 1, 378037352df3SGerd Hoffmann .fields = (VMStateField[]) { 378137352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 378237352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 378337352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 378437352df3SGerd Hoffmann } 378537352df3SGerd Hoffmann }; 378637352df3SGerd Hoffmann 378737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 378837352df3SGerd Hoffmann .name = "xhci-event", 378937352df3SGerd Hoffmann .version_id = 1, 379037352df3SGerd Hoffmann .fields = (VMStateField[]) { 379137352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 379237352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 379337352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 379437352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 379537352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 379637352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 379737352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 37983afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 379937352df3SGerd Hoffmann } 380037352df3SGerd Hoffmann }; 380137352df3SGerd Hoffmann 380237352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 380337352df3SGerd Hoffmann { 3804898248a3SGerd Hoffmann return false; 380537352df3SGerd Hoffmann } 380637352df3SGerd Hoffmann 380737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 380837352df3SGerd Hoffmann .name = "xhci-intr", 380937352df3SGerd Hoffmann .version_id = 1, 381037352df3SGerd Hoffmann .fields = (VMStateField[]) { 381137352df3SGerd Hoffmann /* registers */ 381237352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 381337352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 381437352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 381537352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 381637352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 381737352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 381837352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 381937352df3SGerd Hoffmann 382037352df3SGerd Hoffmann /* state */ 382137352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 382237352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 382337352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 382437352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 382537352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 382637352df3SGerd Hoffmann 382737352df3SGerd Hoffmann /* event queue (used if ring is full) */ 3828898248a3SGerd Hoffmann VMSTATE_BOOL(er_full_unused, XHCIInterrupter), 382937352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 383037352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 383137352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 383237352df3SGerd Hoffmann xhci_er_full, 1, 383337352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 383437352df3SGerd Hoffmann 383537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 383637352df3SGerd Hoffmann } 383737352df3SGerd Hoffmann }; 383837352df3SGerd Hoffmann 3839f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3840f1ae32a1SGerd Hoffmann .name = "xhci", 384137352df3SGerd Hoffmann .version_id = 1, 384237352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 384337352df3SGerd Hoffmann .fields = (VMStateField[]) { 384420daa90aSDr. David Alan Gilbert VMSTATE_PCI_DEVICE(parent_obj, XHCIState), 38459b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 384637352df3SGerd Hoffmann 384737352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 384837352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 384937352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 385037352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 385137352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 385237352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 385337352df3SGerd Hoffmann 385437352df3SGerd Hoffmann /* Operational Registers */ 385537352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 385637352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 385737352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 385837352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 385937352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 386037352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 386137352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 386237352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 386337352df3SGerd Hoffmann 386437352df3SGerd Hoffmann /* Runtime Registers & state */ 386537352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3866e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 386737352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 386837352df3SGerd Hoffmann 386937352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 387037352df3SGerd Hoffmann } 3871f1ae32a1SGerd Hoffmann }; 3872f1ae32a1SGerd Hoffmann 3873f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3874290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), 3875290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), 38767bafd888SGerd Hoffmann DEFINE_PROP_BIT("superspeed-ports-first", 38777bafd888SGerd Hoffmann XHCIState, flags, XHCI_FLAG_SS_FIRST, true), 3878e6043e92SDr. David Alan Gilbert DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, 3879e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, false), 38802aa6bfcbSGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 38812aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 388291062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 388391062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 38840846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 38850846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3886f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3887f1ae32a1SGerd Hoffmann }; 3888f1ae32a1SGerd Hoffmann 3889f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3890f1ae32a1SGerd Hoffmann { 3891f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3892f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3893f1ae32a1SGerd Hoffmann 3894f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3895f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 389664619739SJan Kiszka dc->reset = xhci_reset; 3897125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 38989af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 389953c30545SGonglei k->exit = usb_xhci_exit; 3900f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3901f1ae32a1SGerd Hoffmann k->is_express = 1; 3902f1ae32a1SGerd Hoffmann } 3903f1ae32a1SGerd Hoffmann 39048c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 390537034575SPeter Crosthwaite .name = TYPE_XHCI, 3906f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3907f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3908f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 390972a810f4SGerd Hoffmann .abstract = true, 391072a810f4SGerd Hoffmann }; 391172a810f4SGerd Hoffmann 391272a810f4SGerd Hoffmann static void nec_xhci_class_init(ObjectClass *klass, void *data) 391372a810f4SGerd Hoffmann { 391472a810f4SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 391572a810f4SGerd Hoffmann 391672a810f4SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 391772a810f4SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 391872a810f4SGerd Hoffmann k->revision = 0x03; 391972a810f4SGerd Hoffmann } 392072a810f4SGerd Hoffmann 392172a810f4SGerd Hoffmann static const TypeInfo nec_xhci_info = { 392272a810f4SGerd Hoffmann .name = TYPE_NEC_XHCI, 392372a810f4SGerd Hoffmann .parent = TYPE_XHCI, 392472a810f4SGerd Hoffmann .class_init = nec_xhci_class_init, 392572a810f4SGerd Hoffmann }; 392672a810f4SGerd Hoffmann 392772a810f4SGerd Hoffmann static void qemu_xhci_class_init(ObjectClass *klass, void *data) 392872a810f4SGerd Hoffmann { 392972a810f4SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 393072a810f4SGerd Hoffmann 393172a810f4SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_REDHAT; 393272a810f4SGerd Hoffmann k->device_id = PCI_DEVICE_ID_REDHAT_XHCI; 393372a810f4SGerd Hoffmann k->revision = 0x01; 393472a810f4SGerd Hoffmann } 393572a810f4SGerd Hoffmann 393672a810f4SGerd Hoffmann static const TypeInfo qemu_xhci_info = { 393772a810f4SGerd Hoffmann .name = TYPE_QEMU_XHCI, 393872a810f4SGerd Hoffmann .parent = TYPE_XHCI, 393972a810f4SGerd Hoffmann .class_init = qemu_xhci_class_init, 3940f1ae32a1SGerd Hoffmann }; 3941f1ae32a1SGerd Hoffmann 3942f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3943f1ae32a1SGerd Hoffmann { 3944f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 394572a810f4SGerd Hoffmann type_register_static(&nec_xhci_info); 394672a810f4SGerd Hoffmann type_register_static(&qemu_xhci_info); 3947f1ae32a1SGerd Hoffmann } 3948f1ae32a1SGerd Hoffmann 3949f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3950