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 */ 21f1ae32a1SGerd Hoffmann #include "hw/hw.h" 221de7afc9SPaolo Bonzini #include "qemu/timer.h" 23f1ae32a1SGerd Hoffmann #include "hw/usb.h" 24a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 25a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 272d754a10SGerd Hoffmann #include "trace.h" 28f1ae32a1SGerd Hoffmann 29f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 30f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 31f1ae32a1SGerd Hoffmann 32f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 33f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 34f1ae32a1SGerd Hoffmann #else 35f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 36f1ae32a1SGerd Hoffmann #endif 37024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 38024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 39f1ae32a1SGerd Hoffmann 40d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 41d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 42f1ae32a1SGerd Hoffmann 430846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 44d95e74eaSGerd Hoffmann #define MAXSLOTS 64 45d95e74eaSGerd Hoffmann #define MAXINTRS 16 46f1ae32a1SGerd Hoffmann 47f1ae32a1SGerd Hoffmann #define TD_QUEUE 24 48f1ae32a1SGerd Hoffmann 49f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 50f1ae32a1SGerd Hoffmann #define EV_QUEUE (((3*TD_QUEUE)+16)*MAXSLOTS) 51f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 52f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 53f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 54f1ae32a1SGerd Hoffmann 55f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 56f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 57106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 58f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 59f1ae32a1SGerd Hoffmann 60106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 61106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 62106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 634c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 644c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 65f1ae32a1SGerd Hoffmann /* must be power of 2 */ 66106b214cSGerd Hoffmann #define LEN_REGS 0x4000 67f1ae32a1SGerd Hoffmann 68106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 69106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 70106b214cSGerd Hoffmann #endif 71106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 72106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 73106b214cSGerd Hoffmann #endif 74f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 75f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 76f1ae32a1SGerd Hoffmann #endif 77f1ae32a1SGerd Hoffmann 78f1ae32a1SGerd Hoffmann /* bit definitions */ 79f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 80f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 81f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 82f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 83f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 84f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 85f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 86f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 87f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 88f1ae32a1SGerd Hoffmann 89f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 90f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 91f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 92f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 93f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 94f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 95f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 96f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 97f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 98f1ae32a1SGerd Hoffmann 99f1ae32a1SGerd Hoffmann 100f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 101f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 102f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 103f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 104f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 105f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 106f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 107f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 108f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 109f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 110f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 113f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 114f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 115f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 116f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 117f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 118f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 119f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 120f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 121f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 122f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 123f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 124f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 125f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 126f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 127f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 128f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 129f1ae32a1SGerd Hoffmann 130f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 131f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 132f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 133f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 134f1ae32a1SGerd Hoffmann 135f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 136f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 137f1ae32a1SGerd Hoffmann 138f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 139f1ae32a1SGerd Hoffmann 140f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 141f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 142f1ae32a1SGerd Hoffmann uint64_t parameter; 143f1ae32a1SGerd Hoffmann uint32_t status; 144f1ae32a1SGerd Hoffmann uint32_t control; 14559a70ccdSDavid Gibson dma_addr_t addr; 146f1ae32a1SGerd Hoffmann bool ccs; 147f1ae32a1SGerd Hoffmann } XHCITRB; 148f1ae32a1SGerd Hoffmann 14985e05d82SGerd Hoffmann enum { 15085e05d82SGerd Hoffmann PLS_U0 = 0, 15185e05d82SGerd Hoffmann PLS_U1 = 1, 15285e05d82SGerd Hoffmann PLS_U2 = 2, 15385e05d82SGerd Hoffmann PLS_U3 = 3, 15485e05d82SGerd Hoffmann PLS_DISABLED = 4, 15585e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15685e05d82SGerd Hoffmann PLS_INACTIVE = 6, 15785e05d82SGerd Hoffmann PLS_POLLING = 7, 15885e05d82SGerd Hoffmann PLS_RECOVERY = 8, 15985e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16085e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16185e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16285e05d82SGerd Hoffmann PLS_RESUME = 15, 16385e05d82SGerd Hoffmann }; 164f1ae32a1SGerd Hoffmann 165f1ae32a1SGerd Hoffmann typedef enum TRBType { 166f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 167f1ae32a1SGerd Hoffmann TR_NORMAL, 168f1ae32a1SGerd Hoffmann TR_SETUP, 169f1ae32a1SGerd Hoffmann TR_DATA, 170f1ae32a1SGerd Hoffmann TR_STATUS, 171f1ae32a1SGerd Hoffmann TR_ISOCH, 172f1ae32a1SGerd Hoffmann TR_LINK, 173f1ae32a1SGerd Hoffmann TR_EVDATA, 174f1ae32a1SGerd Hoffmann TR_NOOP, 175f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 176f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 177f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 178f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 179f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 180f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 181f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 182f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 183f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 184f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 185f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 186f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 187f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 188f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 189f1ae32a1SGerd Hoffmann CR_NOOP, 190f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 191f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 192f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 193f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 194f1ae32a1SGerd Hoffmann ER_DOORBELL, 195f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 196f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 197f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 198f1ae32a1SGerd Hoffmann /* vendor specific bits */ 199f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 200f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 201f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 202f1ae32a1SGerd Hoffmann } TRBType; 203f1ae32a1SGerd Hoffmann 204f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 205f1ae32a1SGerd Hoffmann 206f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 207f1ae32a1SGerd Hoffmann CC_INVALID = 0, 208f1ae32a1SGerd Hoffmann CC_SUCCESS, 209f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 210f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 211f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 212f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 213f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 214f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 215f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 216f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 217f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 218f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 219f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 220f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 221f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 222f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 223f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 224f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 225f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 226f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 227f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 228f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 229f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 230f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 231f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 232f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 233f1ae32a1SGerd Hoffmann CC_STOPPED, 234f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 235f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 236f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 237f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 238f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 239f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 240f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 241f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 242f1ae32a1SGerd Hoffmann } TRBCCode; 243f1ae32a1SGerd Hoffmann 244f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 245f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 246f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 247f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 248f1ae32a1SGerd Hoffmann 249f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 250f1ae32a1SGerd Hoffmann 251f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 252f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 253f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 254f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 255f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 256f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 257f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 258f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 259f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 260f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 261f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 262f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 263f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 264f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 265f1ae32a1SGerd Hoffmann 266f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 267f1ae32a1SGerd Hoffmann 268f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 269f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 270f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 271f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 272f1ae32a1SGerd Hoffmann 273f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 274f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 275f1ae32a1SGerd Hoffmann 276f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 277f1ae32a1SGerd Hoffmann 2782d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2792d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2802d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2812d1de850SGerd Hoffmann 282f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 283f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 284f1ae32a1SGerd Hoffmann 285f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 286f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 287f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 288f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 289f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 290f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 291f1ae32a1SGerd Hoffmann 292f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 293f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 294f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 295f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 296f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 297f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 298f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 299f1ae32a1SGerd Hoffmann 300f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 301f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 302f1ae32a1SGerd Hoffmann 3031d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 304024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 305024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3061d8a4e69SGerd Hoffmann 30785e05d82SGerd Hoffmann #define get_field(data, field) \ 30885e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 30985e05d82SGerd Hoffmann 31085e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31185e05d82SGerd Hoffmann uint32_t val = *data; \ 31285e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31385e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31485e05d82SGerd Hoffmann *data = val; \ 31585e05d82SGerd Hoffmann } while (0) 31685e05d82SGerd Hoffmann 317f1ae32a1SGerd Hoffmann typedef enum EPType { 318f1ae32a1SGerd Hoffmann ET_INVALID = 0, 319f1ae32a1SGerd Hoffmann ET_ISO_OUT, 320f1ae32a1SGerd Hoffmann ET_BULK_OUT, 321f1ae32a1SGerd Hoffmann ET_INTR_OUT, 322f1ae32a1SGerd Hoffmann ET_CONTROL, 323f1ae32a1SGerd Hoffmann ET_ISO_IN, 324f1ae32a1SGerd Hoffmann ET_BULK_IN, 325f1ae32a1SGerd Hoffmann ET_INTR_IN, 326f1ae32a1SGerd Hoffmann } EPType; 327f1ae32a1SGerd Hoffmann 328f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 32959a70ccdSDavid Gibson dma_addr_t dequeue; 330f1ae32a1SGerd Hoffmann bool ccs; 331f1ae32a1SGerd Hoffmann } XHCIRing; 332f1ae32a1SGerd Hoffmann 333f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3341d8a4e69SGerd Hoffmann XHCIState *xhci; 335f1ae32a1SGerd Hoffmann uint32_t portsc; 3360846e635SGerd Hoffmann uint32_t portnr; 3370846e635SGerd Hoffmann USBPort *uport; 3380846e635SGerd Hoffmann uint32_t speedmask; 3391d8a4e69SGerd Hoffmann char name[16]; 3401d8a4e69SGerd Hoffmann MemoryRegion mem; 341f1ae32a1SGerd Hoffmann } XHCIPort; 342f1ae32a1SGerd Hoffmann 343f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 344f1ae32a1SGerd Hoffmann XHCIState *xhci; 345f1ae32a1SGerd Hoffmann USBPacket packet; 346d5a15814SGerd Hoffmann QEMUSGList sgl; 347f1ae32a1SGerd Hoffmann bool running_async; 348f1ae32a1SGerd Hoffmann bool running_retry; 349f1ae32a1SGerd Hoffmann bool cancelled; 350f1ae32a1SGerd Hoffmann bool complete; 351a6fb2ddbSHans de Goede bool int_req; 352f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 353f1ae32a1SGerd Hoffmann unsigned int slotid; 354f1ae32a1SGerd Hoffmann unsigned int epid; 355024426acSGerd Hoffmann unsigned int streamid; 356f1ae32a1SGerd Hoffmann bool in_xfer; 357f1ae32a1SGerd Hoffmann bool iso_xfer; 358f1ae32a1SGerd Hoffmann 359f1ae32a1SGerd Hoffmann unsigned int trb_count; 360f1ae32a1SGerd Hoffmann unsigned int trb_alloced; 361f1ae32a1SGerd Hoffmann XHCITRB *trbs; 362f1ae32a1SGerd Hoffmann 363f1ae32a1SGerd Hoffmann TRBCCode status; 364f1ae32a1SGerd Hoffmann 365f1ae32a1SGerd Hoffmann unsigned int pkts; 366f1ae32a1SGerd Hoffmann unsigned int pktsize; 367f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3683d139684SGerd Hoffmann 3693d139684SGerd Hoffmann uint64_t mfindex_kick; 370f1ae32a1SGerd Hoffmann } XHCITransfer; 371f1ae32a1SGerd Hoffmann 372024426acSGerd Hoffmann struct XHCIStreamContext { 373024426acSGerd Hoffmann dma_addr_t pctx; 374024426acSGerd Hoffmann unsigned int sct; 375024426acSGerd Hoffmann XHCIRing ring; 376024426acSGerd Hoffmann XHCIStreamContext *sstreams; 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; 385f1ae32a1SGerd Hoffmann unsigned int next_xfer; 386f1ae32a1SGerd Hoffmann unsigned int comp_xfer; 387f1ae32a1SGerd Hoffmann XHCITransfer transfers[TD_QUEUE]; 388f1ae32a1SGerd Hoffmann XHCITransfer *retry; 389f1ae32a1SGerd Hoffmann EPType type; 39059a70ccdSDavid Gibson dma_addr_t pctx; 391f1ae32a1SGerd Hoffmann unsigned int max_psize; 392f1ae32a1SGerd Hoffmann uint32_t state; 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 433962d11e1SGerd Hoffmann bool msix_used, er_pcs, er_full; 434962d11e1SGerd Hoffmann 435962d11e1SGerd Hoffmann dma_addr_t er_start; 436962d11e1SGerd Hoffmann uint32_t er_size; 437962d11e1SGerd Hoffmann unsigned int er_ep_idx; 438962d11e1SGerd Hoffmann 439962d11e1SGerd Hoffmann XHCIEvent ev_buffer[EV_QUEUE]; 440962d11e1SGerd Hoffmann unsigned int ev_buffer_put; 441962d11e1SGerd Hoffmann unsigned int ev_buffer_get; 442962d11e1SGerd Hoffmann 443962d11e1SGerd Hoffmann } XHCIInterrupter; 444962d11e1SGerd Hoffmann 445f1ae32a1SGerd Hoffmann struct XHCIState { 4469b7d3334SAndreas Färber /*< private >*/ 4479b7d3334SAndreas Färber PCIDevice parent_obj; 4489b7d3334SAndreas Färber /*< public >*/ 4499b7d3334SAndreas Färber 450f1ae32a1SGerd Hoffmann USBBus bus; 451f1ae32a1SGerd Hoffmann qemu_irq irq; 452f1ae32a1SGerd Hoffmann MemoryRegion mem; 4531b067564SGerd Hoffmann MemoryRegion mem_cap; 4541b067564SGerd Hoffmann MemoryRegion mem_oper; 4551b067564SGerd Hoffmann MemoryRegion mem_runtime; 4561b067564SGerd Hoffmann MemoryRegion mem_doorbell; 457f1ae32a1SGerd Hoffmann 4580846e635SGerd Hoffmann /* properties */ 4590846e635SGerd Hoffmann uint32_t numports_2; 4600846e635SGerd Hoffmann uint32_t numports_3; 46191062ae0SGerd Hoffmann uint32_t numintrs; 46291062ae0SGerd Hoffmann uint32_t numslots; 463c5e9b02dSGerd Hoffmann uint32_t flags; 4640846e635SGerd Hoffmann 465f1ae32a1SGerd Hoffmann /* Operational Registers */ 466f1ae32a1SGerd Hoffmann uint32_t usbcmd; 467f1ae32a1SGerd Hoffmann uint32_t usbsts; 468f1ae32a1SGerd Hoffmann uint32_t dnctrl; 469f1ae32a1SGerd Hoffmann uint32_t crcr_low; 470f1ae32a1SGerd Hoffmann uint32_t crcr_high; 471f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 472f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 473f1ae32a1SGerd Hoffmann uint32_t config; 474f1ae32a1SGerd Hoffmann 4750846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 476f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 477f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4780846e635SGerd Hoffmann uint32_t numports; 479f1ae32a1SGerd Hoffmann 480f1ae32a1SGerd Hoffmann /* Runtime Registers */ 48101546fa6SGerd Hoffmann int64_t mfindex_start; 48201546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 483962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 484f1ae32a1SGerd Hoffmann 485f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 486f1ae32a1SGerd Hoffmann }; 487f1ae32a1SGerd Hoffmann 48837034575SPeter Crosthwaite #define TYPE_XHCI "nec-usb-xhci" 48937034575SPeter Crosthwaite 49037034575SPeter Crosthwaite #define XHCI(obj) \ 49137034575SPeter Crosthwaite OBJECT_CHECK(XHCIState, (obj), TYPE_XHCI) 49237034575SPeter Crosthwaite 493f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 494f1ae32a1SGerd Hoffmann uint32_t addr_low; 495f1ae32a1SGerd Hoffmann uint32_t addr_high; 496f1ae32a1SGerd Hoffmann uint32_t size; 497f1ae32a1SGerd Hoffmann uint32_t rsvd; 498f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 499f1ae32a1SGerd Hoffmann 500c5e9b02dSGerd Hoffmann enum xhci_flags { 501c5e9b02dSGerd Hoffmann XHCI_FLAG_USE_MSI = 1, 5024c47f800SGerd Hoffmann XHCI_FLAG_USE_MSI_X, 503c5e9b02dSGerd Hoffmann }; 504c5e9b02dSGerd Hoffmann 50501546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 506024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 5070bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5080bc85da6SGerd Hoffmann unsigned int epid); 509962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 510962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 51101546fa6SGerd Hoffmann 512f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 513f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 514f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 515f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 516f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 517f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 518f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 519f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 520f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 521f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 522f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 523f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 524f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 525f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 526f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 527f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 528f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 529f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 530f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 531f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 532f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 533f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 534f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 535f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 536f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 537f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 538f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 539f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 540f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 541f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 542f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 543f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 544f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 545f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 546f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 547f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 548f1ae32a1SGerd Hoffmann }; 549f1ae32a1SGerd Hoffmann 550873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 551873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 552873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 553873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 554873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 555873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 556873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 557873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 558873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 559873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 560873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 561873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 562873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 563873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 564873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 565873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 566873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 567873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 568873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 569873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 570873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 571873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 572873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 573873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 574873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 575873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 576873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 577873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 578873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 579873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 580873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 581873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 582873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 583873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 584873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 585873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 586873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 587873123feSGerd Hoffmann }; 588873123feSGerd Hoffmann 5891c82392aSGerd Hoffmann static const char *ep_state_names[] = { 5901c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 5911c82392aSGerd Hoffmann [EP_RUNNING] = "running", 5921c82392aSGerd Hoffmann [EP_HALTED] = "halted", 5931c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 5941c82392aSGerd Hoffmann [EP_ERROR] = "error", 5951c82392aSGerd Hoffmann }; 5961c82392aSGerd Hoffmann 597f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 598f1ae32a1SGerd Hoffmann { 599f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 600f1ae32a1SGerd Hoffmann return "???"; 601f1ae32a1SGerd Hoffmann } 602f1ae32a1SGerd Hoffmann return list[index]; 603f1ae32a1SGerd Hoffmann } 604f1ae32a1SGerd Hoffmann 605f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 606f1ae32a1SGerd Hoffmann { 607f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 608f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 609f1ae32a1SGerd Hoffmann } 610f1ae32a1SGerd Hoffmann 611873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 612873123feSGerd Hoffmann { 613873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 614873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 615873123feSGerd Hoffmann } 616873123feSGerd Hoffmann 6171c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 6181c82392aSGerd Hoffmann { 6191c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 6201c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 6211c82392aSGerd Hoffmann } 6221c82392aSGerd Hoffmann 62301546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 62401546fa6SGerd Hoffmann { 625bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 62601546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 62701546fa6SGerd Hoffmann } 62801546fa6SGerd Hoffmann 62901546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 63001546fa6SGerd Hoffmann { 63101546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 63201546fa6SGerd Hoffmann uint32_t mfindex, left; 63301546fa6SGerd Hoffmann int64_t now; 63401546fa6SGerd Hoffmann 63501546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 636bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 63701546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 63801546fa6SGerd Hoffmann left = 0x4000 - mfindex; 639bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 64001546fa6SGerd Hoffmann } else { 641bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 64201546fa6SGerd Hoffmann } 64301546fa6SGerd Hoffmann } 64401546fa6SGerd Hoffmann 64501546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 64601546fa6SGerd Hoffmann { 64701546fa6SGerd Hoffmann XHCIState *xhci = opaque; 64801546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 64901546fa6SGerd Hoffmann 650962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 65101546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 65201546fa6SGerd Hoffmann } 653f1ae32a1SGerd Hoffmann 65459a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 655f1ae32a1SGerd Hoffmann { 65659a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 657f1ae32a1SGerd Hoffmann return low; 65859a70ccdSDavid Gibson } else { 65959a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 66059a70ccdSDavid Gibson } 661f1ae32a1SGerd Hoffmann } 662f1ae32a1SGerd Hoffmann 66359a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 664f1ae32a1SGerd Hoffmann { 66559a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 666f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 66759a70ccdSDavid Gibson } else { 66859a70ccdSDavid Gibson return addr; 66959a70ccdSDavid Gibson } 670f1ae32a1SGerd Hoffmann } 671f1ae32a1SGerd Hoffmann 672616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 673616b5d53SDavid Gibson uint32_t *buf, size_t len) 674616b5d53SDavid Gibson { 675616b5d53SDavid Gibson int i; 676616b5d53SDavid Gibson 677616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 678616b5d53SDavid Gibson 6799b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 680616b5d53SDavid Gibson 681616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 682616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 683616b5d53SDavid Gibson } 684616b5d53SDavid Gibson } 685616b5d53SDavid Gibson 686616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 687616b5d53SDavid Gibson uint32_t *buf, size_t len) 688616b5d53SDavid Gibson { 689616b5d53SDavid Gibson int i; 690616b5d53SDavid Gibson uint32_t tmp[len / sizeof(uint32_t)]; 691616b5d53SDavid Gibson 692616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 693616b5d53SDavid Gibson 694616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 695616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 696616b5d53SDavid Gibson } 6979b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 698616b5d53SDavid Gibson } 699616b5d53SDavid Gibson 7000846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 7010846e635SGerd Hoffmann { 7020846e635SGerd Hoffmann int index; 7030846e635SGerd Hoffmann 7040846e635SGerd Hoffmann if (!uport->dev) { 7050846e635SGerd Hoffmann return NULL; 7060846e635SGerd Hoffmann } 7070846e635SGerd Hoffmann switch (uport->dev->speed) { 7080846e635SGerd Hoffmann case USB_SPEED_LOW: 7090846e635SGerd Hoffmann case USB_SPEED_FULL: 7100846e635SGerd Hoffmann case USB_SPEED_HIGH: 7110846e635SGerd Hoffmann index = uport->index; 7120846e635SGerd Hoffmann break; 7130846e635SGerd Hoffmann case USB_SPEED_SUPER: 7140846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7150846e635SGerd Hoffmann break; 7160846e635SGerd Hoffmann default: 7170846e635SGerd Hoffmann return NULL; 7180846e635SGerd Hoffmann } 7190846e635SGerd Hoffmann return &xhci->ports[index]; 7200846e635SGerd Hoffmann } 7210846e635SGerd Hoffmann 7224c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 723f1ae32a1SGerd Hoffmann { 7249b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 725f1ae32a1SGerd Hoffmann int level = 0; 726f1ae32a1SGerd Hoffmann 7279b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7289b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7294c4abe7cSGerd Hoffmann return; 7304c4abe7cSGerd Hoffmann } 7314c4abe7cSGerd Hoffmann 732962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 733962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 734215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 735f1ae32a1SGerd Hoffmann level = 1; 736f1ae32a1SGerd Hoffmann } 737f1ae32a1SGerd Hoffmann 7387acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 739f1ae32a1SGerd Hoffmann qemu_set_irq(xhci->irq, level); 740f1ae32a1SGerd Hoffmann } 7414c4abe7cSGerd Hoffmann 742962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7434c47f800SGerd Hoffmann { 7449b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7454c47f800SGerd Hoffmann bool enabled; 7464c47f800SGerd Hoffmann 7479b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7484c47f800SGerd Hoffmann return; 7494c47f800SGerd Hoffmann } 7504c47f800SGerd Hoffmann 751962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 752962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7534c47f800SGerd Hoffmann return; 7544c47f800SGerd Hoffmann } 7554c47f800SGerd Hoffmann 7564c47f800SGerd Hoffmann if (enabled) { 757962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7589b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 759962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7604c47f800SGerd Hoffmann } else { 761962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7629b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 763962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7644c47f800SGerd Hoffmann } 7654c47f800SGerd Hoffmann } 7664c47f800SGerd Hoffmann 767962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7684c4abe7cSGerd Hoffmann { 7699b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7709b7d3334SAndreas Färber 771962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 772962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7732cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7742cae4119SGerd Hoffmann 775962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 7764c4abe7cSGerd Hoffmann return; 7774c4abe7cSGerd Hoffmann } 7784c4abe7cSGerd Hoffmann 7794c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 7804c4abe7cSGerd Hoffmann return; 7814c4abe7cSGerd Hoffmann } 7824c4abe7cSGerd Hoffmann 7839b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 784962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 7859b7d3334SAndreas Färber msix_notify(pci_dev, v); 7864c47f800SGerd Hoffmann return; 7874c47f800SGerd Hoffmann } 7884c47f800SGerd Hoffmann 7899b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 790962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 7919b7d3334SAndreas Färber msi_notify(pci_dev, v); 7924c4abe7cSGerd Hoffmann return; 7934c4abe7cSGerd Hoffmann } 7944c4abe7cSGerd Hoffmann 795962d11e1SGerd Hoffmann if (v == 0) { 7964c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 7974c4abe7cSGerd Hoffmann qemu_set_irq(xhci->irq, 1); 798f1ae32a1SGerd Hoffmann } 799962d11e1SGerd Hoffmann } 800f1ae32a1SGerd Hoffmann 801f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 802f1ae32a1SGerd Hoffmann { 803962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 804f1ae32a1SGerd Hoffmann } 805f1ae32a1SGerd Hoffmann 806f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 807f1ae32a1SGerd Hoffmann { 808f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 809f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: asserted controller error\n"); 810f1ae32a1SGerd Hoffmann } 811f1ae32a1SGerd Hoffmann 812962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 813f1ae32a1SGerd Hoffmann { 8149b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 815962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 816f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 81759a70ccdSDavid Gibson dma_addr_t addr; 818f1ae32a1SGerd Hoffmann 819f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 820f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 821f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 822f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 823962d11e1SGerd Hoffmann if (intr->er_pcs) { 824f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 825f1ae32a1SGerd Hoffmann } 826f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 827f1ae32a1SGerd Hoffmann 828962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 829873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 830873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 831f1ae32a1SGerd Hoffmann 832962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8339b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 834f1ae32a1SGerd Hoffmann 835962d11e1SGerd Hoffmann intr->er_ep_idx++; 836962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 837962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 838962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 839f1ae32a1SGerd Hoffmann } 840f1ae32a1SGerd Hoffmann } 841f1ae32a1SGerd Hoffmann 842962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 843f1ae32a1SGerd Hoffmann { 844962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 84559a70ccdSDavid Gibson dma_addr_t erdp; 846f1ae32a1SGerd Hoffmann unsigned int dp_idx; 847f1ae32a1SGerd Hoffmann bool do_irq = 0; 848f1ae32a1SGerd Hoffmann 849f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 850f1ae32a1SGerd Hoffmann return; 851f1ae32a1SGerd Hoffmann } 852f1ae32a1SGerd Hoffmann 853962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 854962d11e1SGerd Hoffmann if (erdp < intr->er_start || 855962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 85659a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 857962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 858962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 859f1ae32a1SGerd Hoffmann xhci_die(xhci); 860f1ae32a1SGerd Hoffmann return; 861f1ae32a1SGerd Hoffmann } 862962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 863962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 864f1ae32a1SGerd Hoffmann 865f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 866f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 867f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 868962d11e1SGerd Hoffmann if (intr->er_full) { 869962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 870f1ae32a1SGerd Hoffmann if (er_free <= 0) { 871962d11e1SGerd Hoffmann er_free += intr->er_size; 872f1ae32a1SGerd Hoffmann } 873962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 874f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 875f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 876f1ae32a1SGerd Hoffmann return; 877f1ae32a1SGerd Hoffmann } 878f1ae32a1SGerd Hoffmann } 879f1ae32a1SGerd Hoffmann 880962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 881962d11e1SGerd Hoffmann assert(intr->er_full); 882962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 883f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 884f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 885f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 886962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 887f1ae32a1SGerd Hoffmann #endif 888f1ae32a1SGerd Hoffmann do_irq = 1; 889f1ae32a1SGerd Hoffmann break; 890f1ae32a1SGerd Hoffmann } 891962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 892962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 893962d11e1SGerd Hoffmann intr->ev_buffer_get++; 894f1ae32a1SGerd Hoffmann do_irq = 1; 895962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 896962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 897f1ae32a1SGerd Hoffmann } 898f1ae32a1SGerd Hoffmann } 899f1ae32a1SGerd Hoffmann 900f1ae32a1SGerd Hoffmann if (do_irq) { 901962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 902f1ae32a1SGerd Hoffmann } 903f1ae32a1SGerd Hoffmann 904962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 905f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 906962d11e1SGerd Hoffmann intr->er_full = 0; 907f1ae32a1SGerd Hoffmann } 908f1ae32a1SGerd Hoffmann } 909f1ae32a1SGerd Hoffmann 910962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 911f1ae32a1SGerd Hoffmann { 9122d1de850SGerd Hoffmann XHCIInterrupter *intr; 91359a70ccdSDavid Gibson dma_addr_t erdp; 914f1ae32a1SGerd Hoffmann unsigned int dp_idx; 915f1ae32a1SGerd Hoffmann 91691062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 91791062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9182d1de850SGerd Hoffmann return; 9192d1de850SGerd Hoffmann } 9202d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9212d1de850SGerd Hoffmann 922962d11e1SGerd Hoffmann if (intr->er_full) { 923f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 924962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 925f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 926f1ae32a1SGerd Hoffmann return; 927f1ae32a1SGerd Hoffmann } 928962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 929962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 930962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 931f1ae32a1SGerd Hoffmann } 932f1ae32a1SGerd Hoffmann return; 933f1ae32a1SGerd Hoffmann } 934f1ae32a1SGerd Hoffmann 935962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 936962d11e1SGerd Hoffmann if (erdp < intr->er_start || 937962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 93859a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 939962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 940962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 941f1ae32a1SGerd Hoffmann xhci_die(xhci); 942f1ae32a1SGerd Hoffmann return; 943f1ae32a1SGerd Hoffmann } 944f1ae32a1SGerd Hoffmann 945962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 946962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 947f1ae32a1SGerd Hoffmann 948962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 949f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 950f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 951f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 952f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 953f1ae32a1SGerd Hoffmann #endif 954962d11e1SGerd Hoffmann intr->er_full = 1; 955962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 956f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 957f1ae32a1SGerd Hoffmann return; 958f1ae32a1SGerd Hoffmann } 959962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 960962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 961962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 962f1ae32a1SGerd Hoffmann } 963f1ae32a1SGerd Hoffmann } else { 964962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 965f1ae32a1SGerd Hoffmann } 966f1ae32a1SGerd Hoffmann 967962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 968f1ae32a1SGerd Hoffmann } 969f1ae32a1SGerd Hoffmann 970f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 97159a70ccdSDavid Gibson dma_addr_t base) 972f1ae32a1SGerd Hoffmann { 973f1ae32a1SGerd Hoffmann ring->dequeue = base; 974f1ae32a1SGerd Hoffmann ring->ccs = 1; 975f1ae32a1SGerd Hoffmann } 976f1ae32a1SGerd Hoffmann 977f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 97859a70ccdSDavid Gibson dma_addr_t *addr) 979f1ae32a1SGerd Hoffmann { 9809b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 9819b7d3334SAndreas Färber 982f1ae32a1SGerd Hoffmann while (1) { 983f1ae32a1SGerd Hoffmann TRBType type; 9849b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 985f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 986f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 987f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 988f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 989f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 990f1ae32a1SGerd Hoffmann 9910703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 9920703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 993f1ae32a1SGerd Hoffmann 994f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 995f1ae32a1SGerd Hoffmann return 0; 996f1ae32a1SGerd Hoffmann } 997f1ae32a1SGerd Hoffmann 998f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 999f1ae32a1SGerd Hoffmann 1000f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 1001f1ae32a1SGerd Hoffmann if (addr) { 1002f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 1003f1ae32a1SGerd Hoffmann } 1004f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 1005f1ae32a1SGerd Hoffmann return type; 1006f1ae32a1SGerd Hoffmann } else { 1007f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 1008f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 1009f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 1010f1ae32a1SGerd Hoffmann } 1011f1ae32a1SGerd Hoffmann } 1012f1ae32a1SGerd Hoffmann } 1013f1ae32a1SGerd Hoffmann } 1014f1ae32a1SGerd Hoffmann 1015f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1016f1ae32a1SGerd Hoffmann { 10179b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1018f1ae32a1SGerd Hoffmann XHCITRB trb; 1019f1ae32a1SGerd Hoffmann int length = 0; 102059a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1021f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1022f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1023f1ae32a1SGerd Hoffmann bool control_td_set = 0; 1024f1ae32a1SGerd Hoffmann 1025f1ae32a1SGerd Hoffmann while (1) { 1026f1ae32a1SGerd Hoffmann TRBType type; 10279b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1028f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1029f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1030f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1031f1ae32a1SGerd Hoffmann 1032f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1033f1ae32a1SGerd Hoffmann return -length; 1034f1ae32a1SGerd Hoffmann } 1035f1ae32a1SGerd Hoffmann 1036f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1037f1ae32a1SGerd Hoffmann 1038f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 1039f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1040f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1041f1ae32a1SGerd Hoffmann ccs = !ccs; 1042f1ae32a1SGerd Hoffmann } 1043f1ae32a1SGerd Hoffmann continue; 1044f1ae32a1SGerd Hoffmann } 1045f1ae32a1SGerd Hoffmann 1046f1ae32a1SGerd Hoffmann length += 1; 1047f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1048f1ae32a1SGerd Hoffmann 1049f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1050f1ae32a1SGerd Hoffmann control_td_set = 1; 1051f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1052f1ae32a1SGerd Hoffmann control_td_set = 0; 1053f1ae32a1SGerd Hoffmann } 1054f1ae32a1SGerd Hoffmann 1055f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1056f1ae32a1SGerd Hoffmann return length; 1057f1ae32a1SGerd Hoffmann } 1058f1ae32a1SGerd Hoffmann } 1059f1ae32a1SGerd Hoffmann } 1060f1ae32a1SGerd Hoffmann 1061962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1062f1ae32a1SGerd Hoffmann { 1063962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1064f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1065f1ae32a1SGerd Hoffmann 1066e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1067e099ad4bSGerd Hoffmann /* disabled */ 1068e099ad4bSGerd Hoffmann intr->er_start = 0; 1069e099ad4bSGerd Hoffmann intr->er_size = 0; 1070e099ad4bSGerd Hoffmann return; 1071e099ad4bSGerd Hoffmann } 1072f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1073962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1074962d11e1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1075f1ae32a1SGerd Hoffmann xhci_die(xhci); 1076f1ae32a1SGerd Hoffmann return; 1077f1ae32a1SGerd Hoffmann } 1078962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 10799b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1080f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1081f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1082f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1083f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1084f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for segment size: %d\n", seg.size); 1085f1ae32a1SGerd Hoffmann xhci_die(xhci); 1086f1ae32a1SGerd Hoffmann return; 1087f1ae32a1SGerd Hoffmann } 1088962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1089962d11e1SGerd Hoffmann intr->er_size = seg.size; 1090f1ae32a1SGerd Hoffmann 1091962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1092962d11e1SGerd Hoffmann intr->er_pcs = 1; 1093962d11e1SGerd Hoffmann intr->er_full = 0; 1094f1ae32a1SGerd Hoffmann 1095962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1096962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1097f1ae32a1SGerd Hoffmann } 1098f1ae32a1SGerd Hoffmann 1099f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1100f1ae32a1SGerd Hoffmann { 1101fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1102f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1103bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1104f1ae32a1SGerd Hoffmann } 1105f1ae32a1SGerd Hoffmann 1106f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1107f1ae32a1SGerd Hoffmann { 1108fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1109f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1110f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1111f1ae32a1SGerd Hoffmann } 1112f1ae32a1SGerd Hoffmann 1113024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1114024426acSGerd Hoffmann dma_addr_t base) 1115024426acSGerd Hoffmann { 1116024426acSGerd Hoffmann XHCIStreamContext *stctx; 1117024426acSGerd Hoffmann unsigned int i; 1118024426acSGerd Hoffmann 1119024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1120024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1121024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1122024426acSGerd Hoffmann stctx[i].sct = -1; 1123024426acSGerd Hoffmann } 1124024426acSGerd Hoffmann return stctx; 1125024426acSGerd Hoffmann } 1126024426acSGerd Hoffmann 1127024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1128024426acSGerd Hoffmann { 1129024426acSGerd Hoffmann unsigned int i; 1130024426acSGerd Hoffmann 1131024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1132024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1133024426acSGerd Hoffmann g_free(epctx->pstreams[i].sstreams); 1134024426acSGerd Hoffmann } 1135024426acSGerd Hoffmann } 1136024426acSGerd Hoffmann 1137024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1138024426acSGerd Hoffmann { 1139024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1140024426acSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1141024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1142024426acSGerd Hoffmann } 1143024426acSGerd Hoffmann 1144024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1145024426acSGerd Hoffmann { 1146024426acSGerd Hoffmann int i; 1147024426acSGerd Hoffmann 1148024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1149024426acSGerd Hoffmann 1150024426acSGerd Hoffmann if (!epctx->lsa) { 1151024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1152024426acSGerd Hoffmann g_free(epctx->pstreams[i].sstreams); 1153024426acSGerd Hoffmann } 1154024426acSGerd Hoffmann } 1155024426acSGerd Hoffmann g_free(epctx->pstreams); 1156024426acSGerd Hoffmann epctx->pstreams = NULL; 1157024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1158024426acSGerd Hoffmann } 1159024426acSGerd Hoffmann 1160024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1161024426acSGerd Hoffmann unsigned int streamid, 1162024426acSGerd Hoffmann uint32_t *cc_error) 1163024426acSGerd Hoffmann { 1164024426acSGerd Hoffmann XHCIStreamContext *sctx; 1165024426acSGerd Hoffmann dma_addr_t base; 1166024426acSGerd Hoffmann uint32_t ctx[2], sct; 1167024426acSGerd Hoffmann 1168024426acSGerd Hoffmann assert(streamid != 0); 1169024426acSGerd Hoffmann if (epctx->lsa) { 1170024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1171024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1172024426acSGerd Hoffmann return NULL; 1173024426acSGerd Hoffmann } 1174024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1175024426acSGerd Hoffmann } else { 1176024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1177024426acSGerd Hoffmann } 1178024426acSGerd Hoffmann 1179024426acSGerd Hoffmann if (sctx->sct == -1) { 1180024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1181024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1182024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1183024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1184024426acSGerd Hoffmann return NULL; 1185024426acSGerd Hoffmann } 1186024426acSGerd Hoffmann sctx->sct = sct; 1187024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1188024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1189024426acSGerd Hoffmann } 1190024426acSGerd Hoffmann return sctx; 1191024426acSGerd Hoffmann } 1192024426acSGerd Hoffmann 1193f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1194024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1195f1ae32a1SGerd Hoffmann { 1196f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1197024426acSGerd Hoffmann uint32_t ctx2[2]; 1198f1ae32a1SGerd Hoffmann 1199616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1200f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1201f1ae32a1SGerd Hoffmann ctx[0] |= state; 1202024426acSGerd Hoffmann 1203024426acSGerd Hoffmann /* update ring dequeue ptr */ 1204024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1205024426acSGerd Hoffmann if (sctx != NULL) { 1206024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1207024426acSGerd Hoffmann ctx2[0] &= 0xe; 1208024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1209024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1210024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1211024426acSGerd Hoffmann } 1212024426acSGerd Hoffmann } else { 1213f1ae32a1SGerd Hoffmann ctx[2] = epctx->ring.dequeue | epctx->ring.ccs; 1214f1ae32a1SGerd Hoffmann ctx[3] = (epctx->ring.dequeue >> 16) >> 16; 121559a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1216f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1217024426acSGerd Hoffmann } 1218024426acSGerd Hoffmann 1219616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 12201c82392aSGerd Hoffmann if (epctx->state != state) { 12211c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 12221c82392aSGerd Hoffmann ep_state_name(epctx->state), 12231c82392aSGerd Hoffmann ep_state_name(state)); 12241c82392aSGerd Hoffmann } 1225f1ae32a1SGerd Hoffmann epctx->state = state; 1226f1ae32a1SGerd Hoffmann } 1227f1ae32a1SGerd Hoffmann 12283d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 12293d139684SGerd Hoffmann { 12303d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 1231024426acSGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0); 12323d139684SGerd Hoffmann } 12333d139684SGerd Hoffmann 1234492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1235492b21f6SGerd Hoffmann unsigned int slotid, 1236492b21f6SGerd Hoffmann unsigned int epid) 1237492b21f6SGerd Hoffmann { 1238492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1239492b21f6SGerd Hoffmann int i; 1240492b21f6SGerd Hoffmann 1241492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1242492b21f6SGerd Hoffmann epctx->xhci = xhci; 1243492b21f6SGerd Hoffmann epctx->slotid = slotid; 1244492b21f6SGerd Hoffmann epctx->epid = epid; 1245492b21f6SGerd Hoffmann 1246492b21f6SGerd Hoffmann for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 1247492b21f6SGerd Hoffmann usb_packet_init(&epctx->transfers[i].packet); 1248492b21f6SGerd Hoffmann } 1249bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1250492b21f6SGerd Hoffmann 1251492b21f6SGerd Hoffmann return epctx; 1252492b21f6SGerd Hoffmann } 1253492b21f6SGerd Hoffmann 1254003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1255003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1256f1ae32a1SGerd Hoffmann { 125759a70ccdSDavid Gibson dma_addr_t dequeue; 1258f1ae32a1SGerd Hoffmann 1259f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1260f1ae32a1SGerd Hoffmann 1261f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1262f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d type is %d\n", epid/2, epid%2, epctx->type); 1263f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1264f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1265f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 1266024426acSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & 0xf; 1267024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1268f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d max transaction (burst) size is %d\n", 1269f1ae32a1SGerd Hoffmann epid/2, epid%2, epctx->max_psize); 1270024426acSGerd Hoffmann if (epctx->max_pstreams) { 1271024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1272024426acSGerd Hoffmann } else { 1273003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1274024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1275024426acSGerd Hoffmann } 1276f1ae32a1SGerd Hoffmann 12773d139684SGerd Hoffmann epctx->interval = 1 << (ctx[0] >> 16) & 0xff; 1278003e15a1SGerd Hoffmann } 1279003e15a1SGerd Hoffmann 1280003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1281003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1282003e15a1SGerd Hoffmann uint32_t *ctx) 1283003e15a1SGerd Hoffmann { 1284003e15a1SGerd Hoffmann XHCISlot *slot; 1285003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1286003e15a1SGerd Hoffmann 1287003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1288003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1289003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1290003e15a1SGerd Hoffmann 1291003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1292003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1293003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1294003e15a1SGerd Hoffmann } 1295003e15a1SGerd Hoffmann 1296003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1297003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1298003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1299003e15a1SGerd Hoffmann 13003d139684SGerd Hoffmann epctx->mfindex_last = 0; 13013d139684SGerd Hoffmann 1302f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1303f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1304f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1305f1ae32a1SGerd Hoffmann 1306f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1307f1ae32a1SGerd Hoffmann } 1308f1ae32a1SGerd Hoffmann 13093151f209SHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t) 13103151f209SHans de Goede { 13113151f209SHans de Goede int killed = 0; 13123151f209SHans de Goede 13133151f209SHans de Goede if (t->running_async) { 13143151f209SHans de Goede usb_cancel_packet(&t->packet); 13153151f209SHans de Goede t->running_async = 0; 13163151f209SHans de Goede t->cancelled = 1; 13173151f209SHans de Goede DPRINTF("xhci: cancelling transfer, waiting for it to complete\n"); 13183151f209SHans de Goede killed = 1; 13193151f209SHans de Goede } 13203151f209SHans de Goede if (t->running_retry) { 13213151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 13223151f209SHans de Goede if (epctx) { 13233151f209SHans de Goede epctx->retry = NULL; 1324bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 13253151f209SHans de Goede } 13263151f209SHans de Goede t->running_retry = 0; 13273151f209SHans de Goede } 13283151f209SHans de Goede if (t->trbs) { 13293151f209SHans de Goede g_free(t->trbs); 13303151f209SHans de Goede } 13313151f209SHans de Goede 13323151f209SHans de Goede t->trbs = NULL; 13333151f209SHans de Goede t->trb_count = t->trb_alloced = 0; 13343151f209SHans de Goede 13353151f209SHans de Goede return killed; 13363151f209SHans de Goede } 13373151f209SHans de Goede 1338f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1339f1ae32a1SGerd Hoffmann unsigned int epid) 1340f1ae32a1SGerd Hoffmann { 1341f1ae32a1SGerd Hoffmann XHCISlot *slot; 1342f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1343f1ae32a1SGerd Hoffmann int i, xferi, killed = 0; 1344f79738b0SHans de Goede USBEndpoint *ep = NULL; 134591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1346f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1347f1ae32a1SGerd Hoffmann 1348f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1349f1ae32a1SGerd Hoffmann 1350f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1351f1ae32a1SGerd Hoffmann 1352f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1353f1ae32a1SGerd Hoffmann return 0; 1354f1ae32a1SGerd Hoffmann } 1355f1ae32a1SGerd Hoffmann 1356f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1357f1ae32a1SGerd Hoffmann 1358f1ae32a1SGerd Hoffmann xferi = epctx->next_xfer; 1359f1ae32a1SGerd Hoffmann for (i = 0; i < TD_QUEUE; i++) { 1360f79738b0SHans de Goede if (epctx->transfers[xferi].packet.ep) { 1361f79738b0SHans de Goede ep = epctx->transfers[xferi].packet.ep; 1362f79738b0SHans de Goede } 13633151f209SHans de Goede killed += xhci_ep_nuke_one_xfer(&epctx->transfers[xferi]); 13640cb41e2cSGerd Hoffmann epctx->transfers[xferi].packet.ep = NULL; 1365f1ae32a1SGerd Hoffmann xferi = (xferi + 1) % TD_QUEUE; 1366f1ae32a1SGerd Hoffmann } 1367f79738b0SHans de Goede if (ep) { 1368f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1369f79738b0SHans de Goede } 1370f1ae32a1SGerd Hoffmann return killed; 1371f1ae32a1SGerd Hoffmann } 1372f1ae32a1SGerd Hoffmann 1373f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1374f1ae32a1SGerd Hoffmann unsigned int epid) 1375f1ae32a1SGerd Hoffmann { 1376f1ae32a1SGerd Hoffmann XHCISlot *slot; 1377f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1378f1ae32a1SGerd Hoffmann 1379c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 138091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1381f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1382f1ae32a1SGerd Hoffmann 1383f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1384f1ae32a1SGerd Hoffmann 1385f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1386f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1387f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1388f1ae32a1SGerd Hoffmann } 1389f1ae32a1SGerd Hoffmann 1390f1ae32a1SGerd Hoffmann xhci_ep_nuke_xfers(xhci, slotid, epid); 1391f1ae32a1SGerd Hoffmann 1392f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1393f1ae32a1SGerd Hoffmann 1394024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1395024426acSGerd Hoffmann xhci_free_streams(epctx); 1396024426acSGerd Hoffmann } 1397024426acSGerd Hoffmann 1398024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1399f1ae32a1SGerd Hoffmann 1400bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1401f1ae32a1SGerd Hoffmann g_free(epctx); 1402f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1403f1ae32a1SGerd Hoffmann 1404f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1405f1ae32a1SGerd Hoffmann } 1406f1ae32a1SGerd Hoffmann 1407f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1408f1ae32a1SGerd Hoffmann unsigned int epid) 1409f1ae32a1SGerd Hoffmann { 1410f1ae32a1SGerd Hoffmann XHCISlot *slot; 1411f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1412f1ae32a1SGerd Hoffmann 1413c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 141491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1415f1ae32a1SGerd Hoffmann 1416f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1417f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1418f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1419f1ae32a1SGerd Hoffmann } 1420f1ae32a1SGerd Hoffmann 1421f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1422f1ae32a1SGerd Hoffmann 1423f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1424f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1425f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1426f1ae32a1SGerd Hoffmann } 1427f1ae32a1SGerd Hoffmann 1428f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1429f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint stopped w/ xfers running, " 1430f1ae32a1SGerd Hoffmann "data might be lost\n"); 1431f1ae32a1SGerd Hoffmann } 1432f1ae32a1SGerd Hoffmann 1433f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1434f1ae32a1SGerd Hoffmann 1435024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1436024426acSGerd Hoffmann 1437024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1438024426acSGerd Hoffmann xhci_reset_streams(epctx); 1439024426acSGerd Hoffmann } 1440f1ae32a1SGerd Hoffmann 1441f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1442f1ae32a1SGerd Hoffmann } 1443f1ae32a1SGerd Hoffmann 1444f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1445f1ae32a1SGerd Hoffmann unsigned int epid) 1446f1ae32a1SGerd Hoffmann { 1447f1ae32a1SGerd Hoffmann XHCISlot *slot; 1448f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1449f1ae32a1SGerd Hoffmann 1450c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 145191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1452f1ae32a1SGerd Hoffmann 1453f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1454f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1455f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1456f1ae32a1SGerd Hoffmann } 1457f1ae32a1SGerd Hoffmann 1458f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1459f1ae32a1SGerd Hoffmann 1460f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1461f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1462f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1463f1ae32a1SGerd Hoffmann } 1464f1ae32a1SGerd Hoffmann 1465f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1466f1ae32a1SGerd Hoffmann 1467f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1468f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset EP while EP %d not halted (%d)\n", 1469f1ae32a1SGerd Hoffmann epid, epctx->state); 1470f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1471f1ae32a1SGerd Hoffmann } 1472f1ae32a1SGerd Hoffmann 1473f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1474f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint reset w/ xfers running, " 1475f1ae32a1SGerd Hoffmann "data might be lost\n"); 1476f1ae32a1SGerd Hoffmann } 1477f1ae32a1SGerd Hoffmann 1478f1ae32a1SGerd Hoffmann uint8_t ep = epid>>1; 1479f1ae32a1SGerd Hoffmann 1480f1ae32a1SGerd Hoffmann if (epid & 1) { 1481f1ae32a1SGerd Hoffmann ep |= 0x80; 1482f1ae32a1SGerd Hoffmann } 1483f1ae32a1SGerd Hoffmann 148475cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 148575cc1c1fSGerd Hoffmann !xhci->slots[slotid-1].uport->dev) { 1486f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1487f1ae32a1SGerd Hoffmann } 1488f1ae32a1SGerd Hoffmann 1489024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1490024426acSGerd Hoffmann 1491024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1492024426acSGerd Hoffmann xhci_reset_streams(epctx); 1493024426acSGerd Hoffmann } 1494f1ae32a1SGerd Hoffmann 1495f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1496f1ae32a1SGerd Hoffmann } 1497f1ae32a1SGerd Hoffmann 1498f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1499024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1500024426acSGerd Hoffmann uint64_t pdequeue) 1501f1ae32a1SGerd Hoffmann { 1502f1ae32a1SGerd Hoffmann XHCISlot *slot; 1503f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1504024426acSGerd Hoffmann XHCIStreamContext *sctx; 150559a70ccdSDavid Gibson dma_addr_t dequeue; 1506f1ae32a1SGerd Hoffmann 150791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1508f1ae32a1SGerd Hoffmann 1509f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1510f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1511f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1512f1ae32a1SGerd Hoffmann } 1513f1ae32a1SGerd Hoffmann 1514024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1515f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1516f1ae32a1SGerd Hoffmann 1517f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1518f1ae32a1SGerd Hoffmann 1519f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1520f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1521f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1522f1ae32a1SGerd Hoffmann } 1523f1ae32a1SGerd Hoffmann 1524f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1525f1ae32a1SGerd Hoffmann 1526f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1527f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1528f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1529f1ae32a1SGerd Hoffmann } 1530f1ae32a1SGerd Hoffmann 1531024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1532024426acSGerd Hoffmann uint32_t err; 1533024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1534024426acSGerd Hoffmann if (sctx == NULL) { 1535024426acSGerd Hoffmann return err; 1536024426acSGerd Hoffmann } 1537024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1538024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1539024426acSGerd Hoffmann } else { 1540024426acSGerd Hoffmann sctx = NULL; 1541f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1542f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1543024426acSGerd Hoffmann } 1544f1ae32a1SGerd Hoffmann 1545024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1546f1ae32a1SGerd Hoffmann 1547f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1548f1ae32a1SGerd Hoffmann } 1549f1ae32a1SGerd Hoffmann 1550a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1551f1ae32a1SGerd Hoffmann { 1552f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1553d5a15814SGerd Hoffmann int i; 1554f1ae32a1SGerd Hoffmann 1555a6fb2ddbSHans de Goede xfer->int_req = false; 15569b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1557f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1558f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 155959a70ccdSDavid Gibson dma_addr_t addr; 1560f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1561f1ae32a1SGerd Hoffmann 1562a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1563a6fb2ddbSHans de Goede xfer->int_req = true; 1564a6fb2ddbSHans de Goede } 1565a6fb2ddbSHans de Goede 1566f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1567f1ae32a1SGerd Hoffmann case TR_DATA: 1568f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1569f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: data direction mismatch for TR_DATA\n"); 1570d5a15814SGerd Hoffmann goto err; 1571f1ae32a1SGerd Hoffmann } 1572f1ae32a1SGerd Hoffmann /* fallthrough */ 1573f1ae32a1SGerd Hoffmann case TR_NORMAL: 1574f1ae32a1SGerd Hoffmann case TR_ISOCH: 1575f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1576f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1577f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1578f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1579f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid immediate data TRB\n"); 1580d5a15814SGerd Hoffmann goto err; 1581d5a15814SGerd Hoffmann } 1582d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1583d5a15814SGerd Hoffmann } else { 1584d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1585d5a15814SGerd Hoffmann } 1586d5a15814SGerd Hoffmann break; 1587d5a15814SGerd Hoffmann } 1588d5a15814SGerd Hoffmann } 1589d5a15814SGerd Hoffmann 1590d5a15814SGerd Hoffmann return 0; 1591d5a15814SGerd Hoffmann 1592d5a15814SGerd Hoffmann err: 1593d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1594f1ae32a1SGerd Hoffmann xhci_die(xhci); 1595d5a15814SGerd Hoffmann return -1; 1596f1ae32a1SGerd Hoffmann } 1597d5a15814SGerd Hoffmann 1598d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1599d5a15814SGerd Hoffmann { 1600d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1601d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1602f1ae32a1SGerd Hoffmann } 1603d5a15814SGerd Hoffmann 1604d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1605d5a15814SGerd Hoffmann { 1606d5a15814SGerd Hoffmann uint32_t edtla = 0; 1607d5a15814SGerd Hoffmann unsigned int left; 1608d5a15814SGerd Hoffmann bool reported = 0; 1609d5a15814SGerd Hoffmann bool shortpkt = 0; 1610d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1611d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1612f1ae32a1SGerd Hoffmann int i; 1613d5a15814SGerd Hoffmann 16149b8251c5SHans de Goede left = xfer->packet.actual_length; 1615d5a15814SGerd Hoffmann 1616d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1617d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1618d5a15814SGerd Hoffmann unsigned int chunk = 0; 1619d5a15814SGerd Hoffmann 1620d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1621d5a15814SGerd Hoffmann case TR_DATA: 1622d5a15814SGerd Hoffmann case TR_NORMAL: 1623d5a15814SGerd Hoffmann case TR_ISOCH: 1624d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1625d5a15814SGerd Hoffmann if (chunk > left) { 1626d5a15814SGerd Hoffmann chunk = left; 1627d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1628d5a15814SGerd Hoffmann shortpkt = 1; 1629f1ae32a1SGerd Hoffmann } 1630f1ae32a1SGerd Hoffmann } 1631f1ae32a1SGerd Hoffmann left -= chunk; 1632f1ae32a1SGerd Hoffmann edtla += chunk; 1633f1ae32a1SGerd Hoffmann break; 1634f1ae32a1SGerd Hoffmann case TR_STATUS: 1635f1ae32a1SGerd Hoffmann reported = 0; 1636f1ae32a1SGerd Hoffmann shortpkt = 0; 1637f1ae32a1SGerd Hoffmann break; 1638f1ae32a1SGerd Hoffmann } 1639f1ae32a1SGerd Hoffmann 1640d5a15814SGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 1641d5a15814SGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 16429b8251c5SHans de Goede (xfer->status != CC_SUCCESS && left == 0))) { 1643f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1644f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1645f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1646f1ae32a1SGerd Hoffmann event.flags = 0; 1647f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1648f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1649f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1650f1ae32a1SGerd Hoffmann } else { 1651f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1652f1ae32a1SGerd Hoffmann } 1653f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1654f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1655f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1656f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1657f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1658f1ae32a1SGerd Hoffmann edtla = 0; 1659f1ae32a1SGerd Hoffmann } 16602d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1661f1ae32a1SGerd Hoffmann reported = 1; 1662d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1663d5a15814SGerd Hoffmann return; 1664f1ae32a1SGerd Hoffmann } 1665f1ae32a1SGerd Hoffmann } 1666d5a15814SGerd Hoffmann } 1667f1ae32a1SGerd Hoffmann } 1668f1ae32a1SGerd Hoffmann 1669f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1670f1ae32a1SGerd Hoffmann { 1671f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1672f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1673f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1674024426acSGerd Hoffmann uint32_t err; 1675024426acSGerd Hoffmann XHCIStreamContext *sctx; 1676f1ae32a1SGerd Hoffmann 1677024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1678024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1679024426acSGerd Hoffmann if (sctx == NULL) { 1680024426acSGerd Hoffmann return; 1681024426acSGerd Hoffmann } 1682024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1683024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1684024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1685024426acSGerd Hoffmann } else { 1686f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1687f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1688024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1689024426acSGerd Hoffmann } 1690f1ae32a1SGerd Hoffmann } 1691f1ae32a1SGerd Hoffmann 1692f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1693f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1694f1ae32a1SGerd Hoffmann 16955c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 16965c08106fSGerd Hoffmann { 16975c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 16985c08106fSGerd Hoffmann USBDevice *dev; 1699f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1700f1ae32a1SGerd Hoffmann int dir; 1701f1ae32a1SGerd Hoffmann 1702f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 17035c08106fSGerd Hoffmann 17045c08106fSGerd Hoffmann if (xfer->packet.ep) { 17055c08106fSGerd Hoffmann ep = xfer->packet.ep; 17065c08106fSGerd Hoffmann dev = ep->dev; 17075c08106fSGerd Hoffmann } else { 1708ccaf87a0SGerd Hoffmann if (!xhci->slots[xfer->slotid-1].uport) { 1709ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: slot %d has no device\n", 1710ccaf87a0SGerd Hoffmann xfer->slotid); 17115c08106fSGerd Hoffmann return -1; 17125c08106fSGerd Hoffmann } 1713ccaf87a0SGerd Hoffmann dev = xhci->slots[xfer->slotid-1].uport->dev; 1714f1ae32a1SGerd Hoffmann ep = usb_ep_get(dev, dir, xfer->epid >> 1); 17155c08106fSGerd Hoffmann } 17165c08106fSGerd Hoffmann 1717a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1718024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 17198550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1720a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1721f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1722f1ae32a1SGerd Hoffmann xfer->packet.pid, dev->addr, ep->nr); 1723f1ae32a1SGerd Hoffmann return 0; 1724f1ae32a1SGerd Hoffmann } 1725f1ae32a1SGerd Hoffmann 17269a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1727f1ae32a1SGerd Hoffmann { 17289a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 172997df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1730f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1731f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1732f1ae32a1SGerd Hoffmann xfer->complete = 0; 1733f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1734f1ae32a1SGerd Hoffmann return 0; 17359a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 173697df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1737f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1738f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1739f1ae32a1SGerd Hoffmann xfer->complete = 0; 1740f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1741f1ae32a1SGerd Hoffmann return 0; 1742f1ae32a1SGerd Hoffmann } else { 1743f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1744f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1745f1ae32a1SGerd Hoffmann xfer->complete = 1; 1746d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1747f1ae32a1SGerd Hoffmann } 1748f1ae32a1SGerd Hoffmann 17499a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 17509a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1751d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1752d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1753f1ae32a1SGerd Hoffmann return 0; 1754f1ae32a1SGerd Hoffmann } 1755f1ae32a1SGerd Hoffmann 1756f1ae32a1SGerd Hoffmann /* error */ 17579a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 17589a77a0f5SHans de Goede switch (xfer->packet.status) { 1759f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1760ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1761f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1762d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1763f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1764f1ae32a1SGerd Hoffmann break; 1765f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1766f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1767d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1768f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1769f1ae32a1SGerd Hoffmann break; 17704e906d56SGerd Hoffmann case USB_RET_BABBLE: 17714e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 17724e906d56SGerd Hoffmann xhci_xfer_report(xfer); 17734e906d56SGerd Hoffmann xhci_stall_ep(xfer); 17744e906d56SGerd Hoffmann break; 1775f1ae32a1SGerd Hoffmann default: 17769a77a0f5SHans de Goede fprintf(stderr, "%s: FIXME: status = %d\n", __func__, 17779a77a0f5SHans de Goede xfer->packet.status); 1778024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1779f1ae32a1SGerd Hoffmann } 1780f1ae32a1SGerd Hoffmann return 0; 1781f1ae32a1SGerd Hoffmann } 1782f1ae32a1SGerd Hoffmann 1783f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1784f1ae32a1SGerd Hoffmann { 1785f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1786f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1787f1ae32a1SGerd Hoffmann 1788f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1789f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1790f1ae32a1SGerd Hoffmann 1791024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 179297df650bSGerd Hoffmann 1793f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1794f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1795f1ae32a1SGerd Hoffmann trb_status--; 1796f1ae32a1SGerd Hoffmann } 1797f1ae32a1SGerd Hoffmann 1798f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1799f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1800f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 first TD not SETUP: %d\n", 1801f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1802f1ae32a1SGerd Hoffmann return -1; 1803f1ae32a1SGerd Hoffmann } 1804f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1805f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 last TD not STATUS: %d\n", 1806f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1807f1ae32a1SGerd Hoffmann return -1; 1808f1ae32a1SGerd Hoffmann } 1809f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1810f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB doesn't have IDT set\n"); 1811f1ae32a1SGerd Hoffmann return -1; 1812f1ae32a1SGerd Hoffmann } 1813f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1814f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB has bad length (%d)\n", 1815f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1816f1ae32a1SGerd Hoffmann return -1; 1817f1ae32a1SGerd Hoffmann } 1818f1ae32a1SGerd Hoffmann 1819f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1820f1ae32a1SGerd Hoffmann 1821f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1822f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 1823f1ae32a1SGerd Hoffmann 18245c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18255c08106fSGerd Hoffmann return -1; 18265c08106fSGerd Hoffmann } 1827f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1828f1ae32a1SGerd Hoffmann 18299a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1830f1ae32a1SGerd Hoffmann 18319a77a0f5SHans de Goede xhci_complete_packet(xfer); 1832f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1833024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0); 1834f1ae32a1SGerd Hoffmann } 1835f1ae32a1SGerd Hoffmann return 0; 1836f1ae32a1SGerd Hoffmann } 1837f1ae32a1SGerd Hoffmann 18383d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 18393d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 18403d139684SGerd Hoffmann { 18413d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 18423d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 18433d139684SGerd Hoffmann ~(epctx->interval-1)); 18443d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 18453d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 18463d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 18473d139684SGerd Hoffmann } else { 18483d139684SGerd Hoffmann xfer->mfindex_kick = asap; 18493d139684SGerd Hoffmann } 18503d139684SGerd Hoffmann } else { 18513d139684SGerd Hoffmann xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 18523d139684SGerd Hoffmann & TRB_TR_FRAMEID_MASK; 18533d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 18543d139684SGerd Hoffmann if (xfer->mfindex_kick < mfindex) { 18553d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 18563d139684SGerd Hoffmann } 18573d139684SGerd Hoffmann } 18583d139684SGerd Hoffmann } 18593d139684SGerd Hoffmann 18603d139684SGerd Hoffmann static void xhci_check_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 18613d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 18623d139684SGerd Hoffmann { 18633d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 1864bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 18653d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 18663d139684SGerd Hoffmann xfer->running_retry = 1; 18673d139684SGerd Hoffmann } else { 18683d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 1869bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 18703d139684SGerd Hoffmann xfer->running_retry = 0; 18713d139684SGerd Hoffmann } 18723d139684SGerd Hoffmann } 18733d139684SGerd Hoffmann 18743d139684SGerd Hoffmann 1875f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1876f1ae32a1SGerd Hoffmann { 18773d139684SGerd Hoffmann uint64_t mfindex; 1878f1ae32a1SGerd Hoffmann 1879f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 1880f1ae32a1SGerd Hoffmann 1881f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1882f1ae32a1SGerd Hoffmann 1883f1ae32a1SGerd Hoffmann switch(epctx->type) { 1884f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1885f1ae32a1SGerd Hoffmann case ET_INTR_IN: 1886f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1887f1ae32a1SGerd Hoffmann case ET_BULK_IN: 18883d139684SGerd Hoffmann xfer->pkts = 0; 18893d139684SGerd Hoffmann xfer->iso_xfer = false; 1890f1ae32a1SGerd Hoffmann break; 1891f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1892f1ae32a1SGerd Hoffmann case ET_ISO_IN: 18933d139684SGerd Hoffmann xfer->pkts = 1; 18943d139684SGerd Hoffmann xfer->iso_xfer = true; 18953d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18963d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 18973d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 18983d139684SGerd Hoffmann if (xfer->running_retry) { 18993d139684SGerd Hoffmann return -1; 19003d139684SGerd Hoffmann } 1901f1ae32a1SGerd Hoffmann break; 1902f1ae32a1SGerd Hoffmann default: 1903f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: unknown or unhandled EP " 1904f1ae32a1SGerd Hoffmann "(type %d, in %d, ep %02x)\n", 1905f1ae32a1SGerd Hoffmann epctx->type, xfer->in_xfer, xfer->epid); 1906f1ae32a1SGerd Hoffmann return -1; 1907f1ae32a1SGerd Hoffmann } 1908f1ae32a1SGerd Hoffmann 19095c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19105c08106fSGerd Hoffmann return -1; 19115c08106fSGerd Hoffmann } 19129a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1913f1ae32a1SGerd Hoffmann 19149a77a0f5SHans de Goede xhci_complete_packet(xfer); 1915f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1916024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid); 1917f1ae32a1SGerd Hoffmann } 1918f1ae32a1SGerd Hoffmann return 0; 1919f1ae32a1SGerd Hoffmann } 1920f1ae32a1SGerd Hoffmann 1921f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1922f1ae32a1SGerd Hoffmann { 1923024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 1924f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1925f1ae32a1SGerd Hoffmann } 1926f1ae32a1SGerd Hoffmann 1927024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 1928024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 1929f1ae32a1SGerd Hoffmann { 1930024426acSGerd Hoffmann XHCIStreamContext *stctx; 1931f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1932024426acSGerd Hoffmann XHCIRing *ring; 193336dfe324SHans de Goede USBEndpoint *ep = NULL; 19343d139684SGerd Hoffmann uint64_t mfindex; 1935f1ae32a1SGerd Hoffmann int length; 1936f1ae32a1SGerd Hoffmann int i; 1937f1ae32a1SGerd Hoffmann 1938024426acSGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid, streamid); 193991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1940f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1941f1ae32a1SGerd Hoffmann 1942f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1943f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1944f1ae32a1SGerd Hoffmann return; 1945f1ae32a1SGerd Hoffmann } 1946f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1947f1ae32a1SGerd Hoffmann if (!epctx) { 1948f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1949f1ae32a1SGerd Hoffmann epid, slotid); 1950f1ae32a1SGerd Hoffmann return; 1951f1ae32a1SGerd Hoffmann } 1952f1ae32a1SGerd Hoffmann 1953f1ae32a1SGerd Hoffmann if (epctx->retry) { 1954f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 1955f1ae32a1SGerd Hoffmann 195697df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1957f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 19583d139684SGerd Hoffmann if (xfer->iso_xfer) { 19593d139684SGerd Hoffmann /* retry delayed iso transfer */ 19603d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 19613d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 19623d139684SGerd Hoffmann if (xfer->running_retry) { 19633d139684SGerd Hoffmann return; 19643d139684SGerd Hoffmann } 19653d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19663d139684SGerd Hoffmann return; 19673d139684SGerd Hoffmann } 19689a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19699a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 19709a77a0f5SHans de Goede xhci_complete_packet(xfer); 19713d139684SGerd Hoffmann } else { 19723d139684SGerd Hoffmann /* retry nak'ed transfer */ 19735c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19745c08106fSGerd Hoffmann return; 19755c08106fSGerd Hoffmann } 19769a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19779a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 1978f1ae32a1SGerd Hoffmann return; 1979f1ae32a1SGerd Hoffmann } 19809a77a0f5SHans de Goede xhci_complete_packet(xfer); 19813d139684SGerd Hoffmann } 1982f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1983f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1984f1ae32a1SGerd Hoffmann } 1985f1ae32a1SGerd Hoffmann 1986f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1987f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1988f1ae32a1SGerd Hoffmann return; 1989f1ae32a1SGerd Hoffmann } 1990f1ae32a1SGerd Hoffmann 1991024426acSGerd Hoffmann 1992024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1993024426acSGerd Hoffmann uint32_t err; 1994024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 1995024426acSGerd Hoffmann if (stctx == NULL) { 1996024426acSGerd Hoffmann return; 1997024426acSGerd Hoffmann } 1998024426acSGerd Hoffmann ring = &stctx->ring; 1999024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2000024426acSGerd Hoffmann } else { 2001024426acSGerd Hoffmann ring = &epctx->ring; 2002024426acSGerd Hoffmann streamid = 0; 2003024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2004024426acSGerd Hoffmann } 20057d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2006f1ae32a1SGerd Hoffmann 2007f1ae32a1SGerd Hoffmann while (1) { 2008f1ae32a1SGerd Hoffmann XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer]; 2009331e9406SGerd Hoffmann if (xfer->running_async || xfer->running_retry) { 2010f1ae32a1SGerd Hoffmann break; 2011f1ae32a1SGerd Hoffmann } 2012024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 2013f1ae32a1SGerd Hoffmann if (length < 0) { 2014f1ae32a1SGerd Hoffmann break; 2015f1ae32a1SGerd Hoffmann } else if (length == 0) { 2016f1ae32a1SGerd Hoffmann break; 2017f1ae32a1SGerd Hoffmann } 2018f1ae32a1SGerd Hoffmann if (xfer->trbs && xfer->trb_alloced < length) { 2019f1ae32a1SGerd Hoffmann xfer->trb_count = 0; 2020f1ae32a1SGerd Hoffmann xfer->trb_alloced = 0; 2021f1ae32a1SGerd Hoffmann g_free(xfer->trbs); 2022f1ae32a1SGerd Hoffmann xfer->trbs = NULL; 2023f1ae32a1SGerd Hoffmann } 2024f1ae32a1SGerd Hoffmann if (!xfer->trbs) { 2025f1ae32a1SGerd Hoffmann xfer->trbs = g_malloc(sizeof(XHCITRB) * length); 2026f1ae32a1SGerd Hoffmann xfer->trb_alloced = length; 2027f1ae32a1SGerd Hoffmann } 2028f1ae32a1SGerd Hoffmann xfer->trb_count = length; 2029f1ae32a1SGerd Hoffmann 2030f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2031024426acSGerd Hoffmann assert(xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL)); 2032f1ae32a1SGerd Hoffmann } 2033f1ae32a1SGerd Hoffmann xfer->xhci = xhci; 2034f1ae32a1SGerd Hoffmann xfer->epid = epid; 2035f1ae32a1SGerd Hoffmann xfer->slotid = slotid; 2036024426acSGerd Hoffmann xfer->streamid = streamid; 2037f1ae32a1SGerd Hoffmann 2038f1ae32a1SGerd Hoffmann if (epid == 1) { 2039f1ae32a1SGerd Hoffmann if (xhci_fire_ctl_transfer(xhci, xfer) >= 0) { 2040f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 204136dfe324SHans de Goede ep = xfer->packet.ep; 2042f1ae32a1SGerd Hoffmann } else { 2043f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing CTL transfer\n"); 2044f1ae32a1SGerd Hoffmann } 2045f1ae32a1SGerd Hoffmann } else { 2046f1ae32a1SGerd Hoffmann if (xhci_fire_transfer(xhci, xfer, epctx) >= 0) { 2047f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 204836dfe324SHans de Goede ep = xfer->packet.ep; 2049f1ae32a1SGerd Hoffmann } else { 20503d139684SGerd Hoffmann if (!xfer->iso_xfer) { 2051f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing data transfer\n"); 2052f1ae32a1SGerd Hoffmann } 2053f1ae32a1SGerd Hoffmann } 20543d139684SGerd Hoffmann } 2055f1ae32a1SGerd Hoffmann 2056f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2057f1ae32a1SGerd Hoffmann break; 2058f1ae32a1SGerd Hoffmann } 2059f1ae32a1SGerd Hoffmann if (xfer->running_retry) { 2060f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2061f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2062f1ae32a1SGerd Hoffmann break; 2063f1ae32a1SGerd Hoffmann } 2064f1ae32a1SGerd Hoffmann } 206536dfe324SHans de Goede if (ep) { 206636dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 206736dfe324SHans de Goede } 2068f1ae32a1SGerd Hoffmann } 2069f1ae32a1SGerd Hoffmann 2070f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2071f1ae32a1SGerd Hoffmann { 2072348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 207391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2074f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2075ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2076f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2077f1ae32a1SGerd Hoffmann 2078f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2079f1ae32a1SGerd Hoffmann } 2080f1ae32a1SGerd Hoffmann 2081f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2082f1ae32a1SGerd Hoffmann { 2083f1ae32a1SGerd Hoffmann int i; 2084f1ae32a1SGerd Hoffmann 2085348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 208691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2087f1ae32a1SGerd Hoffmann 2088f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2089f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2090f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2091f1ae32a1SGerd Hoffmann } 2092f1ae32a1SGerd Hoffmann } 2093f1ae32a1SGerd Hoffmann 2094f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 20954034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 2096f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2097f1ae32a1SGerd Hoffmann } 2098f1ae32a1SGerd Hoffmann 2099ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2100ccaf87a0SGerd Hoffmann { 2101ccaf87a0SGerd Hoffmann USBPort *uport; 2102ccaf87a0SGerd Hoffmann char path[32]; 2103ccaf87a0SGerd Hoffmann int i, pos, port; 2104ccaf87a0SGerd Hoffmann 2105ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2106ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2107ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2108ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2109ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2110ccaf87a0SGerd Hoffmann if (!port) { 2111ccaf87a0SGerd Hoffmann break; 2112ccaf87a0SGerd Hoffmann } 2113ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2114ccaf87a0SGerd Hoffmann } 2115ccaf87a0SGerd Hoffmann 2116ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2117ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2118ccaf87a0SGerd Hoffmann return uport; 2119ccaf87a0SGerd Hoffmann } 2120ccaf87a0SGerd Hoffmann } 2121ccaf87a0SGerd Hoffmann return NULL; 2122ccaf87a0SGerd Hoffmann } 2123ccaf87a0SGerd Hoffmann 2124f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2125f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2126f1ae32a1SGerd Hoffmann { 2127f1ae32a1SGerd Hoffmann XHCISlot *slot; 2128ccaf87a0SGerd Hoffmann USBPort *uport; 2129f1ae32a1SGerd Hoffmann USBDevice *dev; 213059a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2131f1ae32a1SGerd Hoffmann uint64_t poctx; 2132f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2133f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2134f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2135f1ae32a1SGerd Hoffmann int i; 2136f1ae32a1SGerd Hoffmann TRBCCode res; 2137f1ae32a1SGerd Hoffmann 213891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2139f1ae32a1SGerd Hoffmann 2140f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 21419b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2142f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2143616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2144f1ae32a1SGerd Hoffmann 214559a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 214659a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2147f1ae32a1SGerd Hoffmann 2148616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2149f1ae32a1SGerd Hoffmann 2150f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2151f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2152f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2153f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2154f1ae32a1SGerd Hoffmann } 2155f1ae32a1SGerd Hoffmann 2156616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2157616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2158f1ae32a1SGerd Hoffmann 2159f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2160f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2161f1ae32a1SGerd Hoffmann 2162f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2163f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2164f1ae32a1SGerd Hoffmann 2165ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2166ccaf87a0SGerd Hoffmann if (uport == NULL) { 2167ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port not found\n"); 2168f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2169ccaf87a0SGerd Hoffmann } 2170*65d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2171ccaf87a0SGerd Hoffmann 2172ccaf87a0SGerd Hoffmann dev = uport->dev; 2173ccaf87a0SGerd Hoffmann if (!dev) { 2174ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s not connected\n", uport->path); 2175f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2176f1ae32a1SGerd Hoffmann } 2177f1ae32a1SGerd Hoffmann 217891062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 21790bc85da6SGerd Hoffmann if (i == slotid-1) { 21800bc85da6SGerd Hoffmann continue; 21810bc85da6SGerd Hoffmann } 2182ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2183ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s already assigned to slot %d\n", 2184ccaf87a0SGerd Hoffmann uport->path, i+1); 2185f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2186f1ae32a1SGerd Hoffmann } 2187f1ae32a1SGerd Hoffmann } 2188f1ae32a1SGerd Hoffmann 2189f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2190ccaf87a0SGerd Hoffmann slot->uport = uport; 2191f1ae32a1SGerd Hoffmann slot->ctx = octx; 2192f1ae32a1SGerd Hoffmann 2193f1ae32a1SGerd Hoffmann if (bsr) { 2194f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2195f1ae32a1SGerd Hoffmann } else { 2196a820b575SGerd Hoffmann USBPacket p; 2197a6718874SGerd Hoffmann uint8_t buf[1]; 2198a6718874SGerd Hoffmann 2199af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 22000bc85da6SGerd Hoffmann usb_device_reset(dev); 2201a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2202a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2203a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 22048550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2205a820b575SGerd Hoffmann 0, false, false); 2206a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2207f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2208af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2209a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2210f1ae32a1SGerd Hoffmann } 2211f1ae32a1SGerd Hoffmann 2212f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2213f1ae32a1SGerd Hoffmann 2214f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2215f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2216f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2217f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2218f1ae32a1SGerd Hoffmann 2219616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2220616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2221f1ae32a1SGerd Hoffmann 22224034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2223f1ae32a1SGerd Hoffmann return res; 2224f1ae32a1SGerd Hoffmann } 2225f1ae32a1SGerd Hoffmann 2226f1ae32a1SGerd Hoffmann 2227f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2228f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2229f1ae32a1SGerd Hoffmann { 223059a70ccdSDavid Gibson dma_addr_t ictx, octx; 2231f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2232f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2233f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2234f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2235f1ae32a1SGerd Hoffmann int i; 2236f1ae32a1SGerd Hoffmann TRBCCode res; 2237f1ae32a1SGerd Hoffmann 2238348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 223991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2240f1ae32a1SGerd Hoffmann 2241f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2242f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2243f1ae32a1SGerd Hoffmann 224459a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 224559a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2246f1ae32a1SGerd Hoffmann 2247f1ae32a1SGerd Hoffmann if (dc) { 2248f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2249f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2250f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2251f1ae32a1SGerd Hoffmann } 2252f1ae32a1SGerd Hoffmann } 2253f1ae32a1SGerd Hoffmann 2254616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2255f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2256f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2257f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2258f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2259616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2260f1ae32a1SGerd Hoffmann 2261f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2262f1ae32a1SGerd Hoffmann } 2263f1ae32a1SGerd Hoffmann 2264616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2265f1ae32a1SGerd Hoffmann 2266f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2267f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2268f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2269f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2270f1ae32a1SGerd Hoffmann } 2271f1ae32a1SGerd Hoffmann 2272616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2273616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2274f1ae32a1SGerd Hoffmann 2275f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2276f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid slot state %08x\n", slot_ctx[3]); 2277f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2278f1ae32a1SGerd Hoffmann } 2279f1ae32a1SGerd Hoffmann 2280f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2281f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2282f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2283f1ae32a1SGerd Hoffmann } 2284f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2285616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2286f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2287f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2288f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2289f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2290f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2291f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2292f1ae32a1SGerd Hoffmann return res; 2293f1ae32a1SGerd Hoffmann } 2294f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2295f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2296f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2297616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2298f1ae32a1SGerd Hoffmann } 2299f1ae32a1SGerd Hoffmann } 2300f1ae32a1SGerd Hoffmann 2301f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2302f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2303f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2304f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2305f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2306f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2307f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2308f1ae32a1SGerd Hoffmann 2309616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2310f1ae32a1SGerd Hoffmann 2311f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2312f1ae32a1SGerd Hoffmann } 2313f1ae32a1SGerd Hoffmann 2314f1ae32a1SGerd Hoffmann 2315f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2316f1ae32a1SGerd Hoffmann uint64_t pictx) 2317f1ae32a1SGerd Hoffmann { 231859a70ccdSDavid Gibson dma_addr_t ictx, octx; 2319f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2320f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2321f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2322f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2323f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2324f1ae32a1SGerd Hoffmann 2325348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 232691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2327f1ae32a1SGerd Hoffmann 2328f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2329f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2330f1ae32a1SGerd Hoffmann 233159a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 233259a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2333f1ae32a1SGerd Hoffmann 2334616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2335f1ae32a1SGerd Hoffmann 2336f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2337f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2338f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2339f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2340f1ae32a1SGerd Hoffmann } 2341f1ae32a1SGerd Hoffmann 2342f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2343616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2344f1ae32a1SGerd Hoffmann 2345f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2346f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2347f1ae32a1SGerd Hoffmann 2348616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2349f1ae32a1SGerd Hoffmann 2350f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2351f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2352f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2353f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2354f1ae32a1SGerd Hoffmann 2355f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2356f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2357f1ae32a1SGerd Hoffmann 2358616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2359f1ae32a1SGerd Hoffmann } 2360f1ae32a1SGerd Hoffmann 2361f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2362616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2363f1ae32a1SGerd Hoffmann 2364f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2365f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2366f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2367f1ae32a1SGerd Hoffmann 2368616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2369f1ae32a1SGerd Hoffmann 2370f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2371f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2372f1ae32a1SGerd Hoffmann 2373f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2374f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2375f1ae32a1SGerd Hoffmann 2376616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2377f1ae32a1SGerd Hoffmann } 2378f1ae32a1SGerd Hoffmann 2379f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2380f1ae32a1SGerd Hoffmann } 2381f1ae32a1SGerd Hoffmann 2382f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2383f1ae32a1SGerd Hoffmann { 2384f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 238559a70ccdSDavid Gibson dma_addr_t octx; 2386f1ae32a1SGerd Hoffmann int i; 2387f1ae32a1SGerd Hoffmann 2388348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 238991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2390f1ae32a1SGerd Hoffmann 2391f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2392f1ae32a1SGerd Hoffmann 239359a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2394f1ae32a1SGerd Hoffmann 2395f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2396f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2397f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2398f1ae32a1SGerd Hoffmann } 2399f1ae32a1SGerd Hoffmann } 2400f1ae32a1SGerd Hoffmann 2401616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2402f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2403f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2404f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2405f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2406616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2407f1ae32a1SGerd Hoffmann 2408f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2409f1ae32a1SGerd Hoffmann } 2410f1ae32a1SGerd Hoffmann 2411f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2412f1ae32a1SGerd Hoffmann { 2413f1ae32a1SGerd Hoffmann unsigned int slotid; 2414f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 241591062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2416f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad slot id %d\n", slotid); 2417f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2418f1ae32a1SGerd Hoffmann return 0; 2419f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2420f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: slot id %d not enabled\n", slotid); 2421f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2422f1ae32a1SGerd Hoffmann return 0; 2423f1ae32a1SGerd Hoffmann } 2424f1ae32a1SGerd Hoffmann return slotid; 2425f1ae32a1SGerd Hoffmann } 2426f1ae32a1SGerd Hoffmann 242781251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 242881251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 242981251841SGerd Hoffmann { 24300cb41e2cSGerd Hoffmann int slot, ep; 243181251841SGerd Hoffmann 243281251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 243381251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 243481251841SGerd Hoffmann break; 243581251841SGerd Hoffmann } 243681251841SGerd Hoffmann } 243781251841SGerd Hoffmann if (slot == xhci->numslots) { 243881251841SGerd Hoffmann return; 243981251841SGerd Hoffmann } 244081251841SGerd Hoffmann 24410cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 24420cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 24430cb41e2cSGerd Hoffmann xhci_ep_nuke_xfers(xhci, slot+1, ep+1); 24440cb41e2cSGerd Hoffmann } 24450cb41e2cSGerd Hoffmann } 244681251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 244781251841SGerd Hoffmann } 244881251841SGerd Hoffmann 2449f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2450f1ae32a1SGerd Hoffmann { 245159a70ccdSDavid Gibson dma_addr_t ctx; 24520846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2453f1ae32a1SGerd Hoffmann 2454f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2455f1ae32a1SGerd Hoffmann 2456f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2457f1ae32a1SGerd Hoffmann 245859a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2459f1ae32a1SGerd Hoffmann 2460f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2461f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 24620846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 24639b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2464f1ae32a1SGerd Hoffmann 2465f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2466f1ae32a1SGerd Hoffmann } 2467f1ae32a1SGerd Hoffmann 2468f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2469f1ae32a1SGerd Hoffmann { 2470f1ae32a1SGerd Hoffmann count &= 31; 2471f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2472f1ae32a1SGerd Hoffmann } 2473f1ae32a1SGerd Hoffmann 2474f1ae32a1SGerd Hoffmann 2475f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2476f1ae32a1SGerd Hoffmann { 2477f1ae32a1SGerd Hoffmann uint32_t val; 2478f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2479f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2480f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2481f1ae32a1SGerd Hoffmann return ~val; 2482f1ae32a1SGerd Hoffmann } 2483f1ae32a1SGerd Hoffmann 248459a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2485f1ae32a1SGerd Hoffmann { 24869b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2487f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2488f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 248959a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2490f1ae32a1SGerd Hoffmann 24919b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2492f1ae32a1SGerd Hoffmann 2493f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2494f1ae32a1SGerd Hoffmann 2495f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2496f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2497f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2498f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2499f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2500f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2501f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2502f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2503f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2504f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2505f1ae32a1SGerd Hoffmann } 2506f1ae32a1SGerd Hoffmann 25079b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2508f1ae32a1SGerd Hoffmann } 2509f1ae32a1SGerd Hoffmann 2510f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2511f1ae32a1SGerd Hoffmann { 2512f1ae32a1SGerd Hoffmann XHCITRB trb; 2513f1ae32a1SGerd Hoffmann TRBType type; 2514f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 251559a70ccdSDavid Gibson dma_addr_t addr; 2516f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2517f1ae32a1SGerd Hoffmann 2518f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2519f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2520f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2521f1ae32a1SGerd Hoffmann return; 2522f1ae32a1SGerd Hoffmann } 2523f1ae32a1SGerd Hoffmann 2524f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2525f1ae32a1SGerd Hoffmann 2526f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2527f1ae32a1SGerd Hoffmann event.ptr = addr; 2528f1ae32a1SGerd Hoffmann switch (type) { 2529f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 253091062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2531f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2532f1ae32a1SGerd Hoffmann break; 2533f1ae32a1SGerd Hoffmann } 2534f1ae32a1SGerd Hoffmann } 253591062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2536f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: no device slots available\n"); 2537f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2538f1ae32a1SGerd Hoffmann } else { 2539f1ae32a1SGerd Hoffmann slotid = i+1; 2540f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2541f1ae32a1SGerd Hoffmann } 2542f1ae32a1SGerd Hoffmann break; 2543f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2544f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2545f1ae32a1SGerd Hoffmann if (slotid) { 2546f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2547f1ae32a1SGerd Hoffmann } 2548f1ae32a1SGerd Hoffmann break; 2549f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2550f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2551f1ae32a1SGerd Hoffmann if (slotid) { 2552f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2553f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2554f1ae32a1SGerd Hoffmann } 2555f1ae32a1SGerd Hoffmann break; 2556f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2557f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2558f1ae32a1SGerd Hoffmann if (slotid) { 2559f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2560f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2561f1ae32a1SGerd Hoffmann } 2562f1ae32a1SGerd Hoffmann break; 2563f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2564f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2565f1ae32a1SGerd Hoffmann if (slotid) { 2566f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2567f1ae32a1SGerd Hoffmann } 2568f1ae32a1SGerd Hoffmann break; 2569f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2570f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2571f1ae32a1SGerd Hoffmann if (slotid) { 2572f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2573f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2574f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2575f1ae32a1SGerd Hoffmann } 2576f1ae32a1SGerd Hoffmann break; 2577f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2578f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2579f1ae32a1SGerd Hoffmann if (slotid) { 2580f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2581f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2582f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2583f1ae32a1SGerd Hoffmann } 2584f1ae32a1SGerd Hoffmann break; 2585f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2586f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2587f1ae32a1SGerd Hoffmann if (slotid) { 2588f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2589f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2590024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2591024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2592024426acSGerd Hoffmann epid, streamid, 2593f1ae32a1SGerd Hoffmann trb.parameter); 2594f1ae32a1SGerd Hoffmann } 2595f1ae32a1SGerd Hoffmann break; 2596f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2597f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2598f1ae32a1SGerd Hoffmann if (slotid) { 2599f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2600f1ae32a1SGerd Hoffmann } 2601f1ae32a1SGerd Hoffmann break; 2602f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2603f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2604f1ae32a1SGerd Hoffmann break; 2605f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 260659a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2607f1ae32a1SGerd Hoffmann break; 2608f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2609f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2610f1ae32a1SGerd Hoffmann event.length = 0x3025; 2611f1ae32a1SGerd Hoffmann break; 2612f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2613f1ae32a1SGerd Hoffmann { 2614f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2615f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2616f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2617f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2618f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2619f1ae32a1SGerd Hoffmann slotid = val >> 24; 2620f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2621f1ae32a1SGerd Hoffmann } 2622f1ae32a1SGerd Hoffmann break; 2623f1ae32a1SGerd Hoffmann default: 26240ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2625f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2626f1ae32a1SGerd Hoffmann break; 2627f1ae32a1SGerd Hoffmann } 2628f1ae32a1SGerd Hoffmann event.slotid = slotid; 26292d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2630f1ae32a1SGerd Hoffmann } 2631f1ae32a1SGerd Hoffmann } 2632f1ae32a1SGerd Hoffmann 26336a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 26346a32f80fSGerd Hoffmann { 26356a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 26366a32f80fSGerd Hoffmann return false; /* no device present */ 26376a32f80fSGerd Hoffmann } 26386a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 26396a32f80fSGerd Hoffmann return false; /* speed mismatch */ 26406a32f80fSGerd Hoffmann } 26416a32f80fSGerd Hoffmann return true; 26426a32f80fSGerd Hoffmann } 26436a32f80fSGerd Hoffmann 2644f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2645f705a362SGerd Hoffmann { 2646f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2647f705a362SGerd Hoffmann port->portnr << 24 }; 2648f705a362SGerd Hoffmann 2649f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2650f705a362SGerd Hoffmann return; 2651f705a362SGerd Hoffmann } 2652bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2653f705a362SGerd Hoffmann port->portsc |= bits; 2654f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2655f705a362SGerd Hoffmann return; 2656f705a362SGerd Hoffmann } 2657f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2658f705a362SGerd Hoffmann } 2659f705a362SGerd Hoffmann 2660f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2661f1ae32a1SGerd Hoffmann { 2662b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2663b62b0828SGerd Hoffmann 2664f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 26656a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2666f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 26670846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2668f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2669f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2670b62b0828SGerd Hoffmann pls = PLS_POLLING; 2671f1ae32a1SGerd Hoffmann break; 2672f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2673f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2674b62b0828SGerd Hoffmann pls = PLS_POLLING; 2675f1ae32a1SGerd Hoffmann break; 2676f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2677f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2678b62b0828SGerd Hoffmann pls = PLS_POLLING; 2679f1ae32a1SGerd Hoffmann break; 26800846e635SGerd Hoffmann case USB_SPEED_SUPER: 26810846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2682b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2683b62b0828SGerd Hoffmann pls = PLS_U0; 26840846e635SGerd Hoffmann break; 2685f1ae32a1SGerd Hoffmann } 2686f1ae32a1SGerd Hoffmann } 2687b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 26884f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2689f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2690f1ae32a1SGerd Hoffmann } 2691f1ae32a1SGerd Hoffmann 2692dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 269340030130SGerd Hoffmann { 26944f47f0f8SGerd Hoffmann trace_usb_xhci_port_reset(port->portnr); 26954f47f0f8SGerd Hoffmann 2696b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2697b62b0828SGerd Hoffmann return; 2698b62b0828SGerd Hoffmann } 2699b62b0828SGerd Hoffmann 270040030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2701b62b0828SGerd Hoffmann 2702b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2703dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2704dad5b9eaSGerd Hoffmann if (warm_reset) { 2705dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2706dad5b9eaSGerd Hoffmann } 2707dad5b9eaSGerd Hoffmann /* fall through */ 2708b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2709b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2710b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2711b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 27124f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2713b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2714b62b0828SGerd Hoffmann break; 2715b62b0828SGerd Hoffmann } 2716b62b0828SGerd Hoffmann 2717b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2718b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 271940030130SGerd Hoffmann } 272040030130SGerd Hoffmann 272164619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2722f1ae32a1SGerd Hoffmann { 272337034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2724f1ae32a1SGerd Hoffmann int i; 2725f1ae32a1SGerd Hoffmann 27262d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2727f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2728f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset while running!\n"); 2729f1ae32a1SGerd Hoffmann } 2730f1ae32a1SGerd Hoffmann 2731f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2732f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2733f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2734f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2735f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2736f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2737f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2738f1ae32a1SGerd Hoffmann xhci->config = 0; 2739f1ae32a1SGerd Hoffmann 274091062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2741f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2742f1ae32a1SGerd Hoffmann } 2743f1ae32a1SGerd Hoffmann 27440846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2745f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2746f1ae32a1SGerd Hoffmann } 2747f1ae32a1SGerd Hoffmann 274891062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2749962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2750962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2751962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2752962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2753962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2754962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2755962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2756962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2757f1ae32a1SGerd Hoffmann 2758962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2759962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2760962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2761962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2762962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2763962d11e1SGerd Hoffmann } 276401546fa6SGerd Hoffmann 2765bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 276601546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2767f1ae32a1SGerd Hoffmann } 2768f1ae32a1SGerd Hoffmann 2769a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2770f1ae32a1SGerd Hoffmann { 27711b067564SGerd Hoffmann XHCIState *xhci = ptr; 27722d754a10SGerd Hoffmann uint32_t ret; 2773f1ae32a1SGerd Hoffmann 2774f1ae32a1SGerd Hoffmann switch (reg) { 2775f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 27762d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 27772d754a10SGerd Hoffmann break; 2778f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 27790846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 278091062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 27812d754a10SGerd Hoffmann break; 2782f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 27832d754a10SGerd Hoffmann ret = 0x0000000f; 27842d754a10SGerd Hoffmann break; 2785f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 27862d754a10SGerd Hoffmann ret = 0x00000000; 27872d754a10SGerd Hoffmann break; 2788f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 27892d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 2790024426acSGerd Hoffmann ret = 0x00087000; 27912d754a10SGerd Hoffmann } else { 2792024426acSGerd Hoffmann ret = 0x00087001; 27932d754a10SGerd Hoffmann } 27942d754a10SGerd Hoffmann break; 2795f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 27962d754a10SGerd Hoffmann ret = OFF_DOORBELL; 27972d754a10SGerd Hoffmann break; 2798f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 27992d754a10SGerd Hoffmann ret = OFF_RUNTIME; 28002d754a10SGerd Hoffmann break; 2801f1ae32a1SGerd Hoffmann 2802f1ae32a1SGerd Hoffmann /* extended capabilities */ 2803f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 28042d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 28052d754a10SGerd Hoffmann break; 2806f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 28070ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 28082d754a10SGerd Hoffmann break; 2809f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 28100846e635SGerd Hoffmann ret = 0x00000001 | (xhci->numports_2<<8); 28112d754a10SGerd Hoffmann break; 2812f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 28132d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 28142d754a10SGerd Hoffmann break; 2815f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 28162d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 28172d754a10SGerd Hoffmann break; 2818f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 28190ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 28202d754a10SGerd Hoffmann break; 2821f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 28220846e635SGerd Hoffmann ret = 0x00000000 | (xhci->numports_2+1) | (xhci->numports_3<<8); 28232d754a10SGerd Hoffmann break; 2824f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 28252d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 28262d754a10SGerd Hoffmann break; 2827f1ae32a1SGerd Hoffmann default: 28280ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 28292d754a10SGerd Hoffmann ret = 0; 2830f1ae32a1SGerd Hoffmann } 28312d754a10SGerd Hoffmann 28322d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 28332d754a10SGerd Hoffmann return ret; 2834f1ae32a1SGerd Hoffmann } 2835f1ae32a1SGerd Hoffmann 2836a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2837f1ae32a1SGerd Hoffmann { 28381d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 28392d754a10SGerd Hoffmann uint32_t ret; 28402d754a10SGerd Hoffmann 28411d8a4e69SGerd Hoffmann switch (reg) { 2842f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 28431d8a4e69SGerd Hoffmann ret = port->portsc; 28442d754a10SGerd Hoffmann break; 2845f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2846f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 28472d754a10SGerd Hoffmann ret = 0; 28482d754a10SGerd Hoffmann break; 2849f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2850f1ae32a1SGerd Hoffmann default: 28510ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 28522d754a10SGerd Hoffmann ret = 0; 2853f1ae32a1SGerd Hoffmann } 28542d754a10SGerd Hoffmann 28551d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 28562d754a10SGerd Hoffmann return ret; 2857f1ae32a1SGerd Hoffmann } 2858f1ae32a1SGerd Hoffmann 2859a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 28601d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2861f1ae32a1SGerd Hoffmann { 28621d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2863bdfce20dSGerd Hoffmann uint32_t portsc, notify; 2864f1ae32a1SGerd Hoffmann 28651d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 28662d754a10SGerd Hoffmann 28671d8a4e69SGerd Hoffmann switch (reg) { 2868f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 2869bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 2870dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 2871dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 2872dad5b9eaSGerd Hoffmann break; 2873dad5b9eaSGerd Hoffmann } 2874bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 2875dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 2876bdfce20dSGerd Hoffmann break; 2877bdfce20dSGerd Hoffmann } 2878bdfce20dSGerd Hoffmann 28791d8a4e69SGerd Hoffmann portsc = port->portsc; 2880bdfce20dSGerd Hoffmann notify = 0; 2881f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2882f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2883f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2884f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2885f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 2886bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 2887bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 2888bdfce20dSGerd Hoffmann switch (new_pls) { 2889bdfce20dSGerd Hoffmann case PLS_U0: 2890bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 2891bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2892bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2893bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 2894bdfce20dSGerd Hoffmann } 2895bdfce20dSGerd Hoffmann break; 2896bdfce20dSGerd Hoffmann case PLS_U3: 2897bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 2898bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2899bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2900bdfce20dSGerd Hoffmann } 2901bdfce20dSGerd Hoffmann break; 2902bdfce20dSGerd Hoffmann case PLS_RESUME: 2903bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 2904bdfce20dSGerd Hoffmann break; 2905bdfce20dSGerd Hoffmann default: 2906bdfce20dSGerd Hoffmann fprintf(stderr, "%s: ignore pls write (old %d, new %d)\n", 2907bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 2908bdfce20dSGerd Hoffmann break; 2909bdfce20dSGerd Hoffmann } 2910f1ae32a1SGerd Hoffmann } 2911f1ae32a1SGerd Hoffmann /* read/write bits */ 2912f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2913f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 291440030130SGerd Hoffmann port->portsc = portsc; 2915bdfce20dSGerd Hoffmann if (notify) { 2916bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 2917f1ae32a1SGerd Hoffmann } 2918f1ae32a1SGerd Hoffmann break; 2919f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2920f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2921f1ae32a1SGerd Hoffmann default: 29220ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 2923f1ae32a1SGerd Hoffmann } 2924f1ae32a1SGerd Hoffmann } 2925f1ae32a1SGerd Hoffmann 2926a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2927f1ae32a1SGerd Hoffmann { 29281b067564SGerd Hoffmann XHCIState *xhci = ptr; 29292d754a10SGerd Hoffmann uint32_t ret; 2930f1ae32a1SGerd Hoffmann 2931f1ae32a1SGerd Hoffmann switch (reg) { 2932f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 29332d754a10SGerd Hoffmann ret = xhci->usbcmd; 29342d754a10SGerd Hoffmann break; 2935f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 29362d754a10SGerd Hoffmann ret = xhci->usbsts; 29372d754a10SGerd Hoffmann break; 2938f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 29392d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 29402d754a10SGerd Hoffmann break; 2941f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 29422d754a10SGerd Hoffmann ret = xhci->dnctrl; 29432d754a10SGerd Hoffmann break; 2944f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 29452d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 29462d754a10SGerd Hoffmann break; 2947f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 29482d754a10SGerd Hoffmann ret = xhci->crcr_high; 29492d754a10SGerd Hoffmann break; 2950f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 29512d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 29522d754a10SGerd Hoffmann break; 2953f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 29542d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 29552d754a10SGerd Hoffmann break; 2956f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 29572d754a10SGerd Hoffmann ret = xhci->config; 29582d754a10SGerd Hoffmann break; 2959f1ae32a1SGerd Hoffmann default: 29600ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 29612d754a10SGerd Hoffmann ret = 0; 2962f1ae32a1SGerd Hoffmann } 29632d754a10SGerd Hoffmann 29642d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 29652d754a10SGerd Hoffmann return ret; 2966f1ae32a1SGerd Hoffmann } 2967f1ae32a1SGerd Hoffmann 2968a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 29691b067564SGerd Hoffmann uint64_t val, unsigned size) 2970f1ae32a1SGerd Hoffmann { 29711b067564SGerd Hoffmann XHCIState *xhci = ptr; 297237034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 29731b067564SGerd Hoffmann 29742d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 29752d754a10SGerd Hoffmann 2976f1ae32a1SGerd Hoffmann switch (reg) { 2977f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2978f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2979f1ae32a1SGerd Hoffmann xhci_run(xhci); 2980f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2981f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2982f1ae32a1SGerd Hoffmann } 2983f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 298401546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2985f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 298637034575SPeter Crosthwaite xhci_reset(d); 2987f1ae32a1SGerd Hoffmann } 29884c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2989f1ae32a1SGerd Hoffmann break; 2990f1ae32a1SGerd Hoffmann 2991f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2992f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2993f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 29944c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2995f1ae32a1SGerd Hoffmann break; 2996f1ae32a1SGerd Hoffmann 2997f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2998f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2999f1ae32a1SGerd Hoffmann break; 3000f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3001f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3002f1ae32a1SGerd Hoffmann break; 3003f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3004f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3005f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3006f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3007f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 30082d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3009f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3010f1ae32a1SGerd Hoffmann } else { 301159a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3012f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3013f1ae32a1SGerd Hoffmann } 3014f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3015f1ae32a1SGerd Hoffmann break; 3016f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3017f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3018f1ae32a1SGerd Hoffmann break; 3019f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3020f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3021f1ae32a1SGerd Hoffmann break; 3022f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3023f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3024f1ae32a1SGerd Hoffmann break; 3025f1ae32a1SGerd Hoffmann default: 30260ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3027f1ae32a1SGerd Hoffmann } 3028f1ae32a1SGerd Hoffmann } 3029f1ae32a1SGerd Hoffmann 3030a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 30311b067564SGerd Hoffmann unsigned size) 3032f1ae32a1SGerd Hoffmann { 30331b067564SGerd Hoffmann XHCIState *xhci = ptr; 303443d9d604SGerd Hoffmann uint32_t ret = 0; 3035f1ae32a1SGerd Hoffmann 303643d9d604SGerd Hoffmann if (reg < 0x20) { 3037f1ae32a1SGerd Hoffmann switch (reg) { 3038f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 303901546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 30402d754a10SGerd Hoffmann break; 3041f1ae32a1SGerd Hoffmann default: 30420ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 304343d9d604SGerd Hoffmann break; 304443d9d604SGerd Hoffmann } 304543d9d604SGerd Hoffmann } else { 304643d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 304743d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 304843d9d604SGerd Hoffmann switch (reg & 0x1f) { 304943d9d604SGerd Hoffmann case 0x00: /* IMAN */ 305043d9d604SGerd Hoffmann ret = intr->iman; 305143d9d604SGerd Hoffmann break; 305243d9d604SGerd Hoffmann case 0x04: /* IMOD */ 305343d9d604SGerd Hoffmann ret = intr->imod; 305443d9d604SGerd Hoffmann break; 305543d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 305643d9d604SGerd Hoffmann ret = intr->erstsz; 305743d9d604SGerd Hoffmann break; 305843d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 305943d9d604SGerd Hoffmann ret = intr->erstba_low; 306043d9d604SGerd Hoffmann break; 306143d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 306243d9d604SGerd Hoffmann ret = intr->erstba_high; 306343d9d604SGerd Hoffmann break; 306443d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 306543d9d604SGerd Hoffmann ret = intr->erdp_low; 306643d9d604SGerd Hoffmann break; 306743d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 306843d9d604SGerd Hoffmann ret = intr->erdp_high; 306943d9d604SGerd Hoffmann break; 307043d9d604SGerd Hoffmann } 3071f1ae32a1SGerd Hoffmann } 30722d754a10SGerd Hoffmann 30732d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 30742d754a10SGerd Hoffmann return ret; 3075f1ae32a1SGerd Hoffmann } 3076f1ae32a1SGerd Hoffmann 3077a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 30781b067564SGerd Hoffmann uint64_t val, unsigned size) 3079f1ae32a1SGerd Hoffmann { 30801b067564SGerd Hoffmann XHCIState *xhci = ptr; 308143d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 308243d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 30838e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3084f1ae32a1SGerd Hoffmann 308543d9d604SGerd Hoffmann if (reg < 0x20) { 30860ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 308743d9d604SGerd Hoffmann return; 308843d9d604SGerd Hoffmann } 308943d9d604SGerd Hoffmann 309043d9d604SGerd Hoffmann switch (reg & 0x1f) { 309143d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3092f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3093962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3094f1ae32a1SGerd Hoffmann } 3095962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3096962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 309743d9d604SGerd Hoffmann if (v == 0) { 30984c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 309943d9d604SGerd Hoffmann } 310043d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3101f1ae32a1SGerd Hoffmann break; 310243d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3103962d11e1SGerd Hoffmann intr->imod = val; 3104f1ae32a1SGerd Hoffmann break; 310543d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3106962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3107f1ae32a1SGerd Hoffmann break; 310843d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3109f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3110962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3111962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3112f1ae32a1SGerd Hoffmann break; 311343d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3114962d11e1SGerd Hoffmann intr->erstba_high = val; 311543d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3116f1ae32a1SGerd Hoffmann break; 311743d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3118f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3119962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3120f1ae32a1SGerd Hoffmann } 3121962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3122f1ae32a1SGerd Hoffmann break; 312343d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3124962d11e1SGerd Hoffmann intr->erdp_high = val; 312543d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3126f1ae32a1SGerd Hoffmann break; 3127f1ae32a1SGerd Hoffmann default: 31280ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3129f1ae32a1SGerd Hoffmann } 3130f1ae32a1SGerd Hoffmann } 3131f1ae32a1SGerd Hoffmann 3132a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 31331b067564SGerd Hoffmann unsigned size) 3134f1ae32a1SGerd Hoffmann { 3135f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 31362d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3137f1ae32a1SGerd Hoffmann return 0; 3138f1ae32a1SGerd Hoffmann } 3139f1ae32a1SGerd Hoffmann 3140a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 31411b067564SGerd Hoffmann uint64_t val, unsigned size) 3142f1ae32a1SGerd Hoffmann { 31431b067564SGerd Hoffmann XHCIState *xhci = ptr; 3144024426acSGerd Hoffmann unsigned int epid, streamid; 31451b067564SGerd Hoffmann 31462d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3147f1ae32a1SGerd Hoffmann 3148f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3149f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: wrote doorbell while xHC stopped or paused\n"); 3150f1ae32a1SGerd Hoffmann return; 3151f1ae32a1SGerd Hoffmann } 3152f1ae32a1SGerd Hoffmann 3153f1ae32a1SGerd Hoffmann reg >>= 2; 3154f1ae32a1SGerd Hoffmann 3155f1ae32a1SGerd Hoffmann if (reg == 0) { 3156f1ae32a1SGerd Hoffmann if (val == 0) { 3157f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3158f1ae32a1SGerd Hoffmann } else { 31591b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell 0 write: 0x%x\n", 31601b067564SGerd Hoffmann (uint32_t)val); 3161f1ae32a1SGerd Hoffmann } 3162f1ae32a1SGerd Hoffmann } else { 3163024426acSGerd Hoffmann epid = val & 0xff; 3164024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 316591062ae0SGerd Hoffmann if (reg > xhci->numslots) { 31661b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d\n", (int)reg); 3167024426acSGerd Hoffmann } else if (epid > 31) { 31681b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d write: 0x%x\n", 31691b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3170f1ae32a1SGerd Hoffmann } else { 3171024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3172f1ae32a1SGerd Hoffmann } 3173f1ae32a1SGerd Hoffmann } 3174f1ae32a1SGerd Hoffmann } 3175f1ae32a1SGerd Hoffmann 31766d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 31776d3bc22eSGerd Hoffmann unsigned width) 31786d3bc22eSGerd Hoffmann { 31796d3bc22eSGerd Hoffmann /* nothing */ 31806d3bc22eSGerd Hoffmann } 31816d3bc22eSGerd Hoffmann 31821b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 31831b067564SGerd Hoffmann .read = xhci_cap_read, 31846d3bc22eSGerd Hoffmann .write = xhci_cap_write, 31856ee021d4SGerd Hoffmann .valid.min_access_size = 1, 31861b067564SGerd Hoffmann .valid.max_access_size = 4, 31876ee021d4SGerd Hoffmann .impl.min_access_size = 4, 31886ee021d4SGerd Hoffmann .impl.max_access_size = 4, 31891b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31901b067564SGerd Hoffmann }; 3191f1ae32a1SGerd Hoffmann 31921b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 31931b067564SGerd Hoffmann .read = xhci_oper_read, 31941b067564SGerd Hoffmann .write = xhci_oper_write, 31951b067564SGerd Hoffmann .valid.min_access_size = 4, 31961b067564SGerd Hoffmann .valid.max_access_size = 4, 31971b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31981b067564SGerd Hoffmann }; 3199f1ae32a1SGerd Hoffmann 32001d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 32011d8a4e69SGerd Hoffmann .read = xhci_port_read, 32021d8a4e69SGerd Hoffmann .write = xhci_port_write, 32031d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 32041d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 32051d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 32061d8a4e69SGerd Hoffmann }; 32071d8a4e69SGerd Hoffmann 32081b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 32091b067564SGerd Hoffmann .read = xhci_runtime_read, 32101b067564SGerd Hoffmann .write = xhci_runtime_write, 32111b067564SGerd Hoffmann .valid.min_access_size = 4, 32121b067564SGerd Hoffmann .valid.max_access_size = 4, 32131b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 32141b067564SGerd Hoffmann }; 3215f1ae32a1SGerd Hoffmann 32161b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 32171b067564SGerd Hoffmann .read = xhci_doorbell_read, 32181b067564SGerd Hoffmann .write = xhci_doorbell_write, 3219f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3220f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3221f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3222f1ae32a1SGerd Hoffmann }; 3223f1ae32a1SGerd Hoffmann 3224f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3225f1ae32a1SGerd Hoffmann { 3226f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32270846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3228f1ae32a1SGerd Hoffmann 3229f3214027SGerd Hoffmann xhci_port_update(port, 0); 3230f1ae32a1SGerd Hoffmann } 3231f1ae32a1SGerd Hoffmann 3232f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3233f1ae32a1SGerd Hoffmann { 3234f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32350846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3236f1ae32a1SGerd Hoffmann 3237f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3238f3214027SGerd Hoffmann xhci_port_update(port, 1); 3239f1ae32a1SGerd Hoffmann } 3240f1ae32a1SGerd Hoffmann 3241f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3242f1ae32a1SGerd Hoffmann { 3243f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32440846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3245f1ae32a1SGerd Hoffmann 324685e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3247f1ae32a1SGerd Hoffmann return; 3248f1ae32a1SGerd Hoffmann } 324985e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3250f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3251f1ae32a1SGerd Hoffmann } 3252f1ae32a1SGerd Hoffmann 3253f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3254f1ae32a1SGerd Hoffmann { 3255f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3256f1ae32a1SGerd Hoffmann 32579a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 32580cae7b1aSHans de Goede xhci_ep_nuke_one_xfer(xfer); 32590cae7b1aSHans de Goede return; 32600cae7b1aSHans de Goede } 32619a77a0f5SHans de Goede xhci_complete_packet(xfer); 3262024426acSGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid, xfer->streamid); 3263f1ae32a1SGerd Hoffmann } 3264f1ae32a1SGerd Hoffmann 3265ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3266f1ae32a1SGerd Hoffmann { 3267ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3268ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3269ccaf87a0SGerd Hoffmann 327081251841SGerd Hoffmann xhci_detach_slot(xhci, uport); 3271f1ae32a1SGerd Hoffmann } 3272f1ae32a1SGerd Hoffmann 32731d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3274f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3275f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3276f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3277f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3278f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3279f1ae32a1SGerd Hoffmann }; 3280f1ae32a1SGerd Hoffmann 3281f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3282f1ae32a1SGerd Hoffmann { 3283f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3284f1ae32a1SGerd Hoffmann return 1; 3285f1ae32a1SGerd Hoffmann } 3286f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3287f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3288f1ae32a1SGerd Hoffmann } else { 3289f1ae32a1SGerd Hoffmann return ep->nr * 2; 3290f1ae32a1SGerd Hoffmann } 3291f1ae32a1SGerd Hoffmann } 3292f1ae32a1SGerd Hoffmann 32938550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 32948550a02dSGerd Hoffmann unsigned int stream) 3295f1ae32a1SGerd Hoffmann { 3296f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3297f1ae32a1SGerd Hoffmann int slotid; 3298f1ae32a1SGerd Hoffmann 3299f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3300af203be3SGerd Hoffmann slotid = ep->dev->addr; 3301f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3302f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3303f1ae32a1SGerd Hoffmann return; 3304f1ae32a1SGerd Hoffmann } 3305024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3306f1ae32a1SGerd Hoffmann } 3307f1ae32a1SGerd Hoffmann 3308f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3309f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3310f1ae32a1SGerd Hoffmann }; 3311f1ae32a1SGerd Hoffmann 331237034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3313f1ae32a1SGerd Hoffmann { 331437034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 33150846e635SGerd Hoffmann XHCIPort *port; 33160846e635SGerd Hoffmann int i, usbports, speedmask; 3317f1ae32a1SGerd Hoffmann 3318f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3319f1ae32a1SGerd Hoffmann 33200846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 33210846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 33220846e635SGerd Hoffmann } 33230846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 33240846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 33250846e635SGerd Hoffmann } 33260846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 33270846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 33280846e635SGerd Hoffmann 332937034575SPeter Crosthwaite usb_bus_new(&xhci->bus, &xhci_bus_ops, dev); 3330f1ae32a1SGerd Hoffmann 33310846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 33320846e635SGerd Hoffmann speedmask = 0; 33330846e635SGerd Hoffmann if (i < xhci->numports_2) { 33340846e635SGerd Hoffmann port = &xhci->ports[i]; 33350846e635SGerd Hoffmann port->portnr = i + 1; 33360846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33370846e635SGerd Hoffmann port->speedmask = 3338f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3339f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 33400846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 33411d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 33420846e635SGerd Hoffmann speedmask |= port->speedmask; 3343f1ae32a1SGerd Hoffmann } 33440846e635SGerd Hoffmann if (i < xhci->numports_3) { 33450846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 33460846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 33470846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33480846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 33491d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 33500846e635SGerd Hoffmann speedmask |= port->speedmask; 33510846e635SGerd Hoffmann } 33520846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 33531d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3354f1ae32a1SGerd Hoffmann } 3355f1ae32a1SGerd Hoffmann } 3356f1ae32a1SGerd Hoffmann 3357f1ae32a1SGerd Hoffmann static int usb_xhci_initfn(struct PCIDevice *dev) 3358f1ae32a1SGerd Hoffmann { 33591d8a4e69SGerd Hoffmann int i, ret; 3360f1ae32a1SGerd Hoffmann 336137034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3362f1ae32a1SGerd Hoffmann 33639b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 33649b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 33659b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 33669b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3367f1ae32a1SGerd Hoffmann 336837034575SPeter Crosthwaite usb_xhci_init(xhci); 3369f1ae32a1SGerd Hoffmann 337091062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 337191062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 337291062ae0SGerd Hoffmann } 3373c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3374c94a7c69SGerd Hoffmann xhci->numintrs++; 3375c94a7c69SGerd Hoffmann } 337691062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 337791062ae0SGerd Hoffmann xhci->numintrs = 1; 337891062ae0SGerd Hoffmann } 337991062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 338091062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 338191062ae0SGerd Hoffmann } 338291062ae0SGerd Hoffmann if (xhci->numslots < 1) { 338391062ae0SGerd Hoffmann xhci->numslots = 1; 338491062ae0SGerd Hoffmann } 338591062ae0SGerd Hoffmann 3386bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 338701546fa6SGerd Hoffmann 33889b7d3334SAndreas Färber xhci->irq = dev->irq[0]; 3389f1ae32a1SGerd Hoffmann 339022fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 339122fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 33921b067564SGerd Hoffmann "capabilities", LEN_CAP); 339322fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 33941d8a4e69SGerd Hoffmann "operational", 0x400); 339522fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 33961b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 339722fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 33981b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 33991b067564SGerd Hoffmann 34001b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 34011b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 34021b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 34031b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 34041b067564SGerd Hoffmann 34051d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 34061d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 34071d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 34081d8a4e69SGerd Hoffmann port->xhci = xhci; 340922fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 34101d8a4e69SGerd Hoffmann port->name, 0x10); 34111d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 34121d8a4e69SGerd Hoffmann } 34131d8a4e69SGerd Hoffmann 34149b7d3334SAndreas Färber pci_register_bar(dev, 0, 3415f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3416f1ae32a1SGerd Hoffmann &xhci->mem); 3417f1ae32a1SGerd Hoffmann 34189b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3419f1ae32a1SGerd Hoffmann assert(ret >= 0); 3420f1ae32a1SGerd Hoffmann 3421c5e9b02dSGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI)) { 34229b7d3334SAndreas Färber msi_init(dev, 0x70, xhci->numintrs, true, false); 3423f1ae32a1SGerd Hoffmann } 34244c47f800SGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI_X)) { 34259b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 34264c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 34274c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 34284c47f800SGerd Hoffmann 0x90); 34294c47f800SGerd Hoffmann } 3430f1ae32a1SGerd Hoffmann 3431f1ae32a1SGerd Hoffmann return 0; 3432f1ae32a1SGerd Hoffmann } 3433f1ae32a1SGerd Hoffmann 343437352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 343537352df3SGerd Hoffmann { 343637352df3SGerd Hoffmann XHCIState *xhci = opaque; 34379b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 343837352df3SGerd Hoffmann XHCISlot *slot; 343937352df3SGerd Hoffmann XHCIEPContext *epctx; 344037352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 344137352df3SGerd Hoffmann uint32_t slot_ctx[4]; 344237352df3SGerd Hoffmann uint32_t ep_ctx[5]; 344337352df3SGerd Hoffmann int slotid, epid, state, intr; 344437352df3SGerd Hoffmann 344537352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 344637352df3SGerd Hoffmann 344737352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 344837352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 344937352df3SGerd Hoffmann if (!slot->addressed) { 345037352df3SGerd Hoffmann continue; 345137352df3SGerd Hoffmann } 345237352df3SGerd Hoffmann slot->ctx = 34539b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 345437352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 345537352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 345637352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 345737352df3SGerd Hoffmann 345837352df3SGerd Hoffmann for (epid = 1; epid <= 32; epid++) { 345937352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 346037352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 346137352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 346237352df3SGerd Hoffmann if (state == EP_DISABLED) { 346337352df3SGerd Hoffmann continue; 346437352df3SGerd Hoffmann } 346537352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 346637352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 346737352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 346837352df3SGerd Hoffmann epctx->state = state; 346937352df3SGerd Hoffmann if (state == EP_RUNNING) { 347037352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3471bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 347237352df3SGerd Hoffmann } 347337352df3SGerd Hoffmann } 347437352df3SGerd Hoffmann } 347537352df3SGerd Hoffmann 347637352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 347737352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 34789b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 347937352df3SGerd Hoffmann } else { 34809b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 348137352df3SGerd Hoffmann } 348237352df3SGerd Hoffmann } 348337352df3SGerd Hoffmann 348437352df3SGerd Hoffmann return 0; 348537352df3SGerd Hoffmann } 348637352df3SGerd Hoffmann 348737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 348837352df3SGerd Hoffmann .name = "xhci-ring", 348937352df3SGerd Hoffmann .version_id = 1, 349037352df3SGerd Hoffmann .fields = (VMStateField[]) { 349137352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 349237352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 349337352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 349437352df3SGerd Hoffmann } 349537352df3SGerd Hoffmann }; 349637352df3SGerd Hoffmann 349737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 349837352df3SGerd Hoffmann .name = "xhci-port", 349937352df3SGerd Hoffmann .version_id = 1, 350037352df3SGerd Hoffmann .fields = (VMStateField[]) { 350137352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 350237352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 350337352df3SGerd Hoffmann } 350437352df3SGerd Hoffmann }; 350537352df3SGerd Hoffmann 350637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 350737352df3SGerd Hoffmann .name = "xhci-slot", 350837352df3SGerd Hoffmann .version_id = 1, 350937352df3SGerd Hoffmann .fields = (VMStateField[]) { 351037352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 351137352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 351237352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 351337352df3SGerd Hoffmann } 351437352df3SGerd Hoffmann }; 351537352df3SGerd Hoffmann 351637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 351737352df3SGerd Hoffmann .name = "xhci-event", 351837352df3SGerd Hoffmann .version_id = 1, 351937352df3SGerd Hoffmann .fields = (VMStateField[]) { 352037352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 352137352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 352237352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 352337352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 352437352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 352537352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 352637352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 352737352df3SGerd Hoffmann } 352837352df3SGerd Hoffmann }; 352937352df3SGerd Hoffmann 353037352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 353137352df3SGerd Hoffmann { 353237352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 353337352df3SGerd Hoffmann return intr->er_full; 353437352df3SGerd Hoffmann } 353537352df3SGerd Hoffmann 353637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 353737352df3SGerd Hoffmann .name = "xhci-intr", 353837352df3SGerd Hoffmann .version_id = 1, 353937352df3SGerd Hoffmann .fields = (VMStateField[]) { 354037352df3SGerd Hoffmann /* registers */ 354137352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 354237352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 354337352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 354437352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 354537352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 354637352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 354737352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 354837352df3SGerd Hoffmann 354937352df3SGerd Hoffmann /* state */ 355037352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 355137352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 355237352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 355337352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 355437352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 355537352df3SGerd Hoffmann 355637352df3SGerd Hoffmann /* event queue (used if ring is full) */ 355737352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 355837352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 355937352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 356037352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 356137352df3SGerd Hoffmann xhci_er_full, 1, 356237352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 356337352df3SGerd Hoffmann 356437352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 356537352df3SGerd Hoffmann } 356637352df3SGerd Hoffmann }; 356737352df3SGerd Hoffmann 3568f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3569f1ae32a1SGerd Hoffmann .name = "xhci", 357037352df3SGerd Hoffmann .version_id = 1, 357137352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 357237352df3SGerd Hoffmann .fields = (VMStateField[]) { 35739b7d3334SAndreas Färber VMSTATE_PCIE_DEVICE(parent_obj, XHCIState), 35749b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 357537352df3SGerd Hoffmann 357637352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 357737352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 357837352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 357937352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 358037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 358137352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 358237352df3SGerd Hoffmann 358337352df3SGerd Hoffmann /* Operational Registers */ 358437352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 358537352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 358637352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 358737352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 358837352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 358937352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 359037352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 359137352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 359237352df3SGerd Hoffmann 359337352df3SGerd Hoffmann /* Runtime Registers & state */ 359437352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 359537352df3SGerd Hoffmann VMSTATE_TIMER(mfwrap_timer, XHCIState), 359637352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 359737352df3SGerd Hoffmann 359837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 359937352df3SGerd Hoffmann } 3600f1ae32a1SGerd Hoffmann }; 3601f1ae32a1SGerd Hoffmann 3602f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3603c5e9b02dSGerd Hoffmann DEFINE_PROP_BIT("msi", XHCIState, flags, XHCI_FLAG_USE_MSI, true), 36044c47f800SGerd Hoffmann DEFINE_PROP_BIT("msix", XHCIState, flags, XHCI_FLAG_USE_MSI_X, true), 360591062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 360691062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 36070846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 36080846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3609f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3610f1ae32a1SGerd Hoffmann }; 3611f1ae32a1SGerd Hoffmann 3612f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3613f1ae32a1SGerd Hoffmann { 3614f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3615f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3616f1ae32a1SGerd Hoffmann 3617f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3618f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 361964619739SJan Kiszka dc->reset = xhci_reset; 3620125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 3621f1ae32a1SGerd Hoffmann k->init = usb_xhci_initfn; 3622f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3623f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3624f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3625f1ae32a1SGerd Hoffmann k->revision = 0x03; 3626f1ae32a1SGerd Hoffmann k->is_express = 1; 36276c2d1c32SGerd Hoffmann k->no_hotplug = 1; 3628f1ae32a1SGerd Hoffmann } 3629f1ae32a1SGerd Hoffmann 36308c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 363137034575SPeter Crosthwaite .name = TYPE_XHCI, 3632f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3633f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3634f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3635f1ae32a1SGerd Hoffmann }; 3636f1ae32a1SGerd Hoffmann 3637f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3638f1ae32a1SGerd Hoffmann { 3639f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3640f1ae32a1SGerd Hoffmann } 3641f1ae32a1SGerd Hoffmann 3642f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3643