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 589f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 590f1ae32a1SGerd Hoffmann { 591f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 592f1ae32a1SGerd Hoffmann return "???"; 593f1ae32a1SGerd Hoffmann } 594f1ae32a1SGerd Hoffmann return list[index]; 595f1ae32a1SGerd Hoffmann } 596f1ae32a1SGerd Hoffmann 597f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 598f1ae32a1SGerd Hoffmann { 599f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 600f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 601f1ae32a1SGerd Hoffmann } 602f1ae32a1SGerd Hoffmann 603873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 604873123feSGerd Hoffmann { 605873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 606873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 607873123feSGerd Hoffmann } 608873123feSGerd Hoffmann 60901546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 61001546fa6SGerd Hoffmann { 61101546fa6SGerd Hoffmann int64_t now = qemu_get_clock_ns(vm_clock); 61201546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 61301546fa6SGerd Hoffmann } 61401546fa6SGerd Hoffmann 61501546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 61601546fa6SGerd Hoffmann { 61701546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 61801546fa6SGerd Hoffmann uint32_t mfindex, left; 61901546fa6SGerd Hoffmann int64_t now; 62001546fa6SGerd Hoffmann 62101546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 62201546fa6SGerd Hoffmann now = qemu_get_clock_ns(vm_clock); 62301546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 62401546fa6SGerd Hoffmann left = 0x4000 - mfindex; 62501546fa6SGerd Hoffmann qemu_mod_timer(xhci->mfwrap_timer, now + left * 125000); 62601546fa6SGerd Hoffmann } else { 62701546fa6SGerd Hoffmann qemu_del_timer(xhci->mfwrap_timer); 62801546fa6SGerd Hoffmann } 62901546fa6SGerd Hoffmann } 63001546fa6SGerd Hoffmann 63101546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 63201546fa6SGerd Hoffmann { 63301546fa6SGerd Hoffmann XHCIState *xhci = opaque; 63401546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 63501546fa6SGerd Hoffmann 636962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 63701546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 63801546fa6SGerd Hoffmann } 639f1ae32a1SGerd Hoffmann 64059a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 641f1ae32a1SGerd Hoffmann { 64259a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 643f1ae32a1SGerd Hoffmann return low; 64459a70ccdSDavid Gibson } else { 64559a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 64659a70ccdSDavid Gibson } 647f1ae32a1SGerd Hoffmann } 648f1ae32a1SGerd Hoffmann 64959a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 650f1ae32a1SGerd Hoffmann { 65159a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 652f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 65359a70ccdSDavid Gibson } else { 65459a70ccdSDavid Gibson return addr; 65559a70ccdSDavid Gibson } 656f1ae32a1SGerd Hoffmann } 657f1ae32a1SGerd Hoffmann 658616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 659616b5d53SDavid Gibson uint32_t *buf, size_t len) 660616b5d53SDavid Gibson { 661616b5d53SDavid Gibson int i; 662616b5d53SDavid Gibson 663616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 664616b5d53SDavid Gibson 6659b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 666616b5d53SDavid Gibson 667616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 668616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 669616b5d53SDavid Gibson } 670616b5d53SDavid Gibson } 671616b5d53SDavid Gibson 672616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 673616b5d53SDavid Gibson uint32_t *buf, size_t len) 674616b5d53SDavid Gibson { 675616b5d53SDavid Gibson int i; 676616b5d53SDavid Gibson uint32_t tmp[len / sizeof(uint32_t)]; 677616b5d53SDavid Gibson 678616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 679616b5d53SDavid Gibson 680616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 681616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 682616b5d53SDavid Gibson } 6839b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 684616b5d53SDavid Gibson } 685616b5d53SDavid Gibson 6860846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 6870846e635SGerd Hoffmann { 6880846e635SGerd Hoffmann int index; 6890846e635SGerd Hoffmann 6900846e635SGerd Hoffmann if (!uport->dev) { 6910846e635SGerd Hoffmann return NULL; 6920846e635SGerd Hoffmann } 6930846e635SGerd Hoffmann switch (uport->dev->speed) { 6940846e635SGerd Hoffmann case USB_SPEED_LOW: 6950846e635SGerd Hoffmann case USB_SPEED_FULL: 6960846e635SGerd Hoffmann case USB_SPEED_HIGH: 6970846e635SGerd Hoffmann index = uport->index; 6980846e635SGerd Hoffmann break; 6990846e635SGerd Hoffmann case USB_SPEED_SUPER: 7000846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7010846e635SGerd Hoffmann break; 7020846e635SGerd Hoffmann default: 7030846e635SGerd Hoffmann return NULL; 7040846e635SGerd Hoffmann } 7050846e635SGerd Hoffmann return &xhci->ports[index]; 7060846e635SGerd Hoffmann } 7070846e635SGerd Hoffmann 7084c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 709f1ae32a1SGerd Hoffmann { 7109b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 711f1ae32a1SGerd Hoffmann int level = 0; 712f1ae32a1SGerd Hoffmann 7139b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7149b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7154c4abe7cSGerd Hoffmann return; 7164c4abe7cSGerd Hoffmann } 7174c4abe7cSGerd Hoffmann 718962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 719962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 720215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 721f1ae32a1SGerd Hoffmann level = 1; 722f1ae32a1SGerd Hoffmann } 723f1ae32a1SGerd Hoffmann 7247acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 725f1ae32a1SGerd Hoffmann qemu_set_irq(xhci->irq, level); 726f1ae32a1SGerd Hoffmann } 7274c4abe7cSGerd Hoffmann 728962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7294c47f800SGerd Hoffmann { 7309b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7314c47f800SGerd Hoffmann bool enabled; 7324c47f800SGerd Hoffmann 7339b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7344c47f800SGerd Hoffmann return; 7354c47f800SGerd Hoffmann } 7364c47f800SGerd Hoffmann 737962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 738962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7394c47f800SGerd Hoffmann return; 7404c47f800SGerd Hoffmann } 7414c47f800SGerd Hoffmann 7424c47f800SGerd Hoffmann if (enabled) { 743962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7449b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 745962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7464c47f800SGerd Hoffmann } else { 747962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7489b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 749962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7504c47f800SGerd Hoffmann } 7514c47f800SGerd Hoffmann } 7524c47f800SGerd Hoffmann 753962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7544c4abe7cSGerd Hoffmann { 7559b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7569b7d3334SAndreas Färber 757962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 758962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7592cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7602cae4119SGerd Hoffmann 761962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 7624c4abe7cSGerd Hoffmann return; 7634c4abe7cSGerd Hoffmann } 7644c4abe7cSGerd Hoffmann 7654c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 7664c4abe7cSGerd Hoffmann return; 7674c4abe7cSGerd Hoffmann } 7684c4abe7cSGerd Hoffmann 7699b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 770962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 7719b7d3334SAndreas Färber msix_notify(pci_dev, v); 7724c47f800SGerd Hoffmann return; 7734c47f800SGerd Hoffmann } 7744c47f800SGerd Hoffmann 7759b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 776962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 7779b7d3334SAndreas Färber msi_notify(pci_dev, v); 7784c4abe7cSGerd Hoffmann return; 7794c4abe7cSGerd Hoffmann } 7804c4abe7cSGerd Hoffmann 781962d11e1SGerd Hoffmann if (v == 0) { 7824c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 7834c4abe7cSGerd Hoffmann qemu_set_irq(xhci->irq, 1); 784f1ae32a1SGerd Hoffmann } 785962d11e1SGerd Hoffmann } 786f1ae32a1SGerd Hoffmann 787f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 788f1ae32a1SGerd Hoffmann { 789962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 790f1ae32a1SGerd Hoffmann } 791f1ae32a1SGerd Hoffmann 792f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 793f1ae32a1SGerd Hoffmann { 794f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 795f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: asserted controller error\n"); 796f1ae32a1SGerd Hoffmann } 797f1ae32a1SGerd Hoffmann 798962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 799f1ae32a1SGerd Hoffmann { 8009b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 801962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 802f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 80359a70ccdSDavid Gibson dma_addr_t addr; 804f1ae32a1SGerd Hoffmann 805f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 806f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 807f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 808f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 809962d11e1SGerd Hoffmann if (intr->er_pcs) { 810f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 811f1ae32a1SGerd Hoffmann } 812f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 813f1ae32a1SGerd Hoffmann 814962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 815873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 816873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 817f1ae32a1SGerd Hoffmann 818962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8199b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 820f1ae32a1SGerd Hoffmann 821962d11e1SGerd Hoffmann intr->er_ep_idx++; 822962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 823962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 824962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 825f1ae32a1SGerd Hoffmann } 826f1ae32a1SGerd Hoffmann } 827f1ae32a1SGerd Hoffmann 828962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 829f1ae32a1SGerd Hoffmann { 830962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 83159a70ccdSDavid Gibson dma_addr_t erdp; 832f1ae32a1SGerd Hoffmann unsigned int dp_idx; 833f1ae32a1SGerd Hoffmann bool do_irq = 0; 834f1ae32a1SGerd Hoffmann 835f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 836f1ae32a1SGerd Hoffmann return; 837f1ae32a1SGerd Hoffmann } 838f1ae32a1SGerd Hoffmann 839962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 840962d11e1SGerd Hoffmann if (erdp < intr->er_start || 841962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 84259a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 843962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 844962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 845f1ae32a1SGerd Hoffmann xhci_die(xhci); 846f1ae32a1SGerd Hoffmann return; 847f1ae32a1SGerd Hoffmann } 848962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 849962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 850f1ae32a1SGerd Hoffmann 851f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 852f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 853f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 854962d11e1SGerd Hoffmann if (intr->er_full) { 855962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 856f1ae32a1SGerd Hoffmann if (er_free <= 0) { 857962d11e1SGerd Hoffmann er_free += intr->er_size; 858f1ae32a1SGerd Hoffmann } 859962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 860f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 861f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 862f1ae32a1SGerd Hoffmann return; 863f1ae32a1SGerd Hoffmann } 864f1ae32a1SGerd Hoffmann } 865f1ae32a1SGerd Hoffmann 866962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 867962d11e1SGerd Hoffmann assert(intr->er_full); 868962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 869f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 870f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 871f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 872962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 873f1ae32a1SGerd Hoffmann #endif 874f1ae32a1SGerd Hoffmann do_irq = 1; 875f1ae32a1SGerd Hoffmann break; 876f1ae32a1SGerd Hoffmann } 877962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 878962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 879962d11e1SGerd Hoffmann intr->ev_buffer_get++; 880f1ae32a1SGerd Hoffmann do_irq = 1; 881962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 882962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 883f1ae32a1SGerd Hoffmann } 884f1ae32a1SGerd Hoffmann } 885f1ae32a1SGerd Hoffmann 886f1ae32a1SGerd Hoffmann if (do_irq) { 887962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 888f1ae32a1SGerd Hoffmann } 889f1ae32a1SGerd Hoffmann 890962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 891f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 892962d11e1SGerd Hoffmann intr->er_full = 0; 893f1ae32a1SGerd Hoffmann } 894f1ae32a1SGerd Hoffmann } 895f1ae32a1SGerd Hoffmann 896962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 897f1ae32a1SGerd Hoffmann { 8982d1de850SGerd Hoffmann XHCIInterrupter *intr; 89959a70ccdSDavid Gibson dma_addr_t erdp; 900f1ae32a1SGerd Hoffmann unsigned int dp_idx; 901f1ae32a1SGerd Hoffmann 90291062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 90391062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9042d1de850SGerd Hoffmann return; 9052d1de850SGerd Hoffmann } 9062d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9072d1de850SGerd Hoffmann 908962d11e1SGerd Hoffmann if (intr->er_full) { 909f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 910962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 911f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 912f1ae32a1SGerd Hoffmann return; 913f1ae32a1SGerd Hoffmann } 914962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 915962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 916962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 917f1ae32a1SGerd Hoffmann } 918f1ae32a1SGerd Hoffmann return; 919f1ae32a1SGerd Hoffmann } 920f1ae32a1SGerd Hoffmann 921962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 922962d11e1SGerd Hoffmann if (erdp < intr->er_start || 923962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 92459a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 925962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 926962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 927f1ae32a1SGerd Hoffmann xhci_die(xhci); 928f1ae32a1SGerd Hoffmann return; 929f1ae32a1SGerd Hoffmann } 930f1ae32a1SGerd Hoffmann 931962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 932962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 933f1ae32a1SGerd Hoffmann 934962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 935f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 936f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 937f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 938f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 939f1ae32a1SGerd Hoffmann #endif 940962d11e1SGerd Hoffmann intr->er_full = 1; 941962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 942f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 943f1ae32a1SGerd Hoffmann return; 944f1ae32a1SGerd Hoffmann } 945962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 946962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 947962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 948f1ae32a1SGerd Hoffmann } 949f1ae32a1SGerd Hoffmann } else { 950962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 951f1ae32a1SGerd Hoffmann } 952f1ae32a1SGerd Hoffmann 953962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 954f1ae32a1SGerd Hoffmann } 955f1ae32a1SGerd Hoffmann 956f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 95759a70ccdSDavid Gibson dma_addr_t base) 958f1ae32a1SGerd Hoffmann { 959f1ae32a1SGerd Hoffmann ring->dequeue = base; 960f1ae32a1SGerd Hoffmann ring->ccs = 1; 961f1ae32a1SGerd Hoffmann } 962f1ae32a1SGerd Hoffmann 963f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 96459a70ccdSDavid Gibson dma_addr_t *addr) 965f1ae32a1SGerd Hoffmann { 9669b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 9679b7d3334SAndreas Färber 968f1ae32a1SGerd Hoffmann while (1) { 969f1ae32a1SGerd Hoffmann TRBType type; 9709b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 971f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 972f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 973f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 974f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 975f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 976f1ae32a1SGerd Hoffmann 9770703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 9780703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 979f1ae32a1SGerd Hoffmann 980f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 981f1ae32a1SGerd Hoffmann return 0; 982f1ae32a1SGerd Hoffmann } 983f1ae32a1SGerd Hoffmann 984f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 985f1ae32a1SGerd Hoffmann 986f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 987f1ae32a1SGerd Hoffmann if (addr) { 988f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 989f1ae32a1SGerd Hoffmann } 990f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 991f1ae32a1SGerd Hoffmann return type; 992f1ae32a1SGerd Hoffmann } else { 993f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 994f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 995f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 996f1ae32a1SGerd Hoffmann } 997f1ae32a1SGerd Hoffmann } 998f1ae32a1SGerd Hoffmann } 999f1ae32a1SGerd Hoffmann } 1000f1ae32a1SGerd Hoffmann 1001f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1002f1ae32a1SGerd Hoffmann { 10039b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1004f1ae32a1SGerd Hoffmann XHCITRB trb; 1005f1ae32a1SGerd Hoffmann int length = 0; 100659a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1007f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1008f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1009f1ae32a1SGerd Hoffmann bool control_td_set = 0; 1010f1ae32a1SGerd Hoffmann 1011f1ae32a1SGerd Hoffmann while (1) { 1012f1ae32a1SGerd Hoffmann TRBType type; 10139b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1014f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1015f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1016f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1017f1ae32a1SGerd Hoffmann 1018f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1019f1ae32a1SGerd Hoffmann return -length; 1020f1ae32a1SGerd Hoffmann } 1021f1ae32a1SGerd Hoffmann 1022f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1023f1ae32a1SGerd Hoffmann 1024f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 1025f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1026f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1027f1ae32a1SGerd Hoffmann ccs = !ccs; 1028f1ae32a1SGerd Hoffmann } 1029f1ae32a1SGerd Hoffmann continue; 1030f1ae32a1SGerd Hoffmann } 1031f1ae32a1SGerd Hoffmann 1032f1ae32a1SGerd Hoffmann length += 1; 1033f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1034f1ae32a1SGerd Hoffmann 1035f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1036f1ae32a1SGerd Hoffmann control_td_set = 1; 1037f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1038f1ae32a1SGerd Hoffmann control_td_set = 0; 1039f1ae32a1SGerd Hoffmann } 1040f1ae32a1SGerd Hoffmann 1041f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1042f1ae32a1SGerd Hoffmann return length; 1043f1ae32a1SGerd Hoffmann } 1044f1ae32a1SGerd Hoffmann } 1045f1ae32a1SGerd Hoffmann } 1046f1ae32a1SGerd Hoffmann 1047962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1048f1ae32a1SGerd Hoffmann { 1049962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1050f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1051f1ae32a1SGerd Hoffmann 1052e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1053e099ad4bSGerd Hoffmann /* disabled */ 1054e099ad4bSGerd Hoffmann intr->er_start = 0; 1055e099ad4bSGerd Hoffmann intr->er_size = 0; 1056e099ad4bSGerd Hoffmann return; 1057e099ad4bSGerd Hoffmann } 1058f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1059962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1060962d11e1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1061f1ae32a1SGerd Hoffmann xhci_die(xhci); 1062f1ae32a1SGerd Hoffmann return; 1063f1ae32a1SGerd Hoffmann } 1064962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 10659b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1066f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1067f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1068f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1069f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1070f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for segment size: %d\n", seg.size); 1071f1ae32a1SGerd Hoffmann xhci_die(xhci); 1072f1ae32a1SGerd Hoffmann return; 1073f1ae32a1SGerd Hoffmann } 1074962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1075962d11e1SGerd Hoffmann intr->er_size = seg.size; 1076f1ae32a1SGerd Hoffmann 1077962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1078962d11e1SGerd Hoffmann intr->er_pcs = 1; 1079962d11e1SGerd Hoffmann intr->er_full = 0; 1080f1ae32a1SGerd Hoffmann 1081962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1082962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1083f1ae32a1SGerd Hoffmann } 1084f1ae32a1SGerd Hoffmann 1085f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1086f1ae32a1SGerd Hoffmann { 1087fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1088f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 108901546fa6SGerd Hoffmann xhci->mfindex_start = qemu_get_clock_ns(vm_clock); 1090f1ae32a1SGerd Hoffmann } 1091f1ae32a1SGerd Hoffmann 1092f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1093f1ae32a1SGerd Hoffmann { 1094fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1095f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1096f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1097f1ae32a1SGerd Hoffmann } 1098f1ae32a1SGerd Hoffmann 1099024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1100024426acSGerd Hoffmann dma_addr_t base) 1101024426acSGerd Hoffmann { 1102024426acSGerd Hoffmann XHCIStreamContext *stctx; 1103024426acSGerd Hoffmann unsigned int i; 1104024426acSGerd Hoffmann 1105024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1106024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1107024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1108024426acSGerd Hoffmann stctx[i].sct = -1; 1109024426acSGerd Hoffmann } 1110024426acSGerd Hoffmann return stctx; 1111024426acSGerd Hoffmann } 1112024426acSGerd Hoffmann 1113024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1114024426acSGerd Hoffmann { 1115024426acSGerd Hoffmann unsigned int i; 1116024426acSGerd Hoffmann 1117024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1118024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1119024426acSGerd Hoffmann g_free(epctx->pstreams[i].sstreams); 1120024426acSGerd Hoffmann } 1121024426acSGerd Hoffmann } 1122024426acSGerd Hoffmann 1123024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1124024426acSGerd Hoffmann { 1125024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1126024426acSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1127024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1128024426acSGerd Hoffmann } 1129024426acSGerd Hoffmann 1130024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1131024426acSGerd Hoffmann { 1132024426acSGerd Hoffmann int i; 1133024426acSGerd Hoffmann 1134024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1135024426acSGerd Hoffmann 1136024426acSGerd Hoffmann if (!epctx->lsa) { 1137024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1138024426acSGerd Hoffmann g_free(epctx->pstreams[i].sstreams); 1139024426acSGerd Hoffmann } 1140024426acSGerd Hoffmann } 1141024426acSGerd Hoffmann g_free(epctx->pstreams); 1142024426acSGerd Hoffmann epctx->pstreams = NULL; 1143024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1144024426acSGerd Hoffmann } 1145024426acSGerd Hoffmann 1146024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1147024426acSGerd Hoffmann unsigned int streamid, 1148024426acSGerd Hoffmann uint32_t *cc_error) 1149024426acSGerd Hoffmann { 1150024426acSGerd Hoffmann XHCIStreamContext *sctx; 1151024426acSGerd Hoffmann dma_addr_t base; 1152024426acSGerd Hoffmann uint32_t ctx[2], sct; 1153024426acSGerd Hoffmann 1154024426acSGerd Hoffmann assert(streamid != 0); 1155024426acSGerd Hoffmann if (epctx->lsa) { 1156024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1157024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1158024426acSGerd Hoffmann return NULL; 1159024426acSGerd Hoffmann } 1160024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1161024426acSGerd Hoffmann } else { 1162024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1163024426acSGerd Hoffmann } 1164024426acSGerd Hoffmann 1165024426acSGerd Hoffmann if (sctx->sct == -1) { 1166024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1167685cbd2fSHervé Poussineau fprintf(stderr, "%s: init sctx #%d @ " DMA_ADDR_FMT ": %08x %08x\n", 1168685cbd2fSHervé Poussineau __func__, streamid, sctx->pctx, ctx[0], ctx[1]); 1169024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1170024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1171024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1172024426acSGerd Hoffmann return NULL; 1173024426acSGerd Hoffmann } 1174024426acSGerd Hoffmann sctx->sct = sct; 1175024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1176024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1177024426acSGerd Hoffmann } 1178024426acSGerd Hoffmann return sctx; 1179024426acSGerd Hoffmann } 1180024426acSGerd Hoffmann 1181f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1182024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1183f1ae32a1SGerd Hoffmann { 1184f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1185024426acSGerd Hoffmann uint32_t ctx2[2]; 1186f1ae32a1SGerd Hoffmann 1187616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1188f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1189f1ae32a1SGerd Hoffmann ctx[0] |= state; 1190024426acSGerd Hoffmann 1191024426acSGerd Hoffmann /* update ring dequeue ptr */ 1192024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1193024426acSGerd Hoffmann if (sctx != NULL) { 1194024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1195024426acSGerd Hoffmann ctx2[0] &= 0xe; 1196024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1197024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1198024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1199024426acSGerd Hoffmann } 1200024426acSGerd Hoffmann } else { 1201f1ae32a1SGerd Hoffmann ctx[2] = epctx->ring.dequeue | epctx->ring.ccs; 1202f1ae32a1SGerd Hoffmann ctx[3] = (epctx->ring.dequeue >> 16) >> 16; 120359a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1204f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1205024426acSGerd Hoffmann } 1206024426acSGerd Hoffmann 1207616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1208f1ae32a1SGerd Hoffmann epctx->state = state; 1209f1ae32a1SGerd Hoffmann } 1210f1ae32a1SGerd Hoffmann 12113d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 12123d139684SGerd Hoffmann { 12133d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 1214024426acSGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0); 12153d139684SGerd Hoffmann } 12163d139684SGerd Hoffmann 1217492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1218492b21f6SGerd Hoffmann unsigned int slotid, 1219492b21f6SGerd Hoffmann unsigned int epid) 1220492b21f6SGerd Hoffmann { 1221492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1222492b21f6SGerd Hoffmann int i; 1223492b21f6SGerd Hoffmann 1224492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1225492b21f6SGerd Hoffmann epctx->xhci = xhci; 1226492b21f6SGerd Hoffmann epctx->slotid = slotid; 1227492b21f6SGerd Hoffmann epctx->epid = epid; 1228492b21f6SGerd Hoffmann 1229492b21f6SGerd Hoffmann for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 1230492b21f6SGerd Hoffmann usb_packet_init(&epctx->transfers[i].packet); 1231492b21f6SGerd Hoffmann } 1232492b21f6SGerd Hoffmann epctx->kick_timer = qemu_new_timer_ns(vm_clock, xhci_ep_kick_timer, epctx); 1233492b21f6SGerd Hoffmann 1234492b21f6SGerd Hoffmann return epctx; 1235492b21f6SGerd Hoffmann } 1236492b21f6SGerd Hoffmann 1237003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1238003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1239f1ae32a1SGerd Hoffmann { 124059a70ccdSDavid Gibson dma_addr_t dequeue; 1241f1ae32a1SGerd Hoffmann 1242f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1243f1ae32a1SGerd Hoffmann 1244f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1245f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d type is %d\n", epid/2, epid%2, epctx->type); 1246f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1247f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1248f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 1249024426acSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & 0xf; 1250024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1251f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d max transaction (burst) size is %d\n", 1252f1ae32a1SGerd Hoffmann epid/2, epid%2, epctx->max_psize); 1253024426acSGerd Hoffmann if (epctx->max_pstreams) { 1254024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1255024426acSGerd Hoffmann } else { 1256003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1257024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1258024426acSGerd Hoffmann } 1259f1ae32a1SGerd Hoffmann 12603d139684SGerd Hoffmann epctx->interval = 1 << (ctx[0] >> 16) & 0xff; 1261003e15a1SGerd Hoffmann } 1262003e15a1SGerd Hoffmann 1263003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1264003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1265003e15a1SGerd Hoffmann uint32_t *ctx) 1266003e15a1SGerd Hoffmann { 1267003e15a1SGerd Hoffmann XHCISlot *slot; 1268003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1269003e15a1SGerd Hoffmann 1270003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1271003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1272003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1273003e15a1SGerd Hoffmann 1274003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1275003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1276003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1277003e15a1SGerd Hoffmann } 1278003e15a1SGerd Hoffmann 1279003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1280003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1281003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1282003e15a1SGerd Hoffmann 12833d139684SGerd Hoffmann epctx->mfindex_last = 0; 12843d139684SGerd Hoffmann 1285f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1286f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1287f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1288f1ae32a1SGerd Hoffmann 1289f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1290f1ae32a1SGerd Hoffmann } 1291f1ae32a1SGerd Hoffmann 12923151f209SHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t) 12933151f209SHans de Goede { 12943151f209SHans de Goede int killed = 0; 12953151f209SHans de Goede 12963151f209SHans de Goede if (t->running_async) { 12973151f209SHans de Goede usb_cancel_packet(&t->packet); 12983151f209SHans de Goede t->running_async = 0; 12993151f209SHans de Goede t->cancelled = 1; 13003151f209SHans de Goede DPRINTF("xhci: cancelling transfer, waiting for it to complete\n"); 13013151f209SHans de Goede killed = 1; 13023151f209SHans de Goede } 13033151f209SHans de Goede if (t->running_retry) { 13043151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 13053151f209SHans de Goede if (epctx) { 13063151f209SHans de Goede epctx->retry = NULL; 13073151f209SHans de Goede qemu_del_timer(epctx->kick_timer); 13083151f209SHans de Goede } 13093151f209SHans de Goede t->running_retry = 0; 13103151f209SHans de Goede } 13113151f209SHans de Goede if (t->trbs) { 13123151f209SHans de Goede g_free(t->trbs); 13133151f209SHans de Goede } 13143151f209SHans de Goede 13153151f209SHans de Goede t->trbs = NULL; 13163151f209SHans de Goede t->trb_count = t->trb_alloced = 0; 13173151f209SHans de Goede 13183151f209SHans de Goede return killed; 13193151f209SHans de Goede } 13203151f209SHans de Goede 1321f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1322f1ae32a1SGerd Hoffmann unsigned int epid) 1323f1ae32a1SGerd Hoffmann { 1324f1ae32a1SGerd Hoffmann XHCISlot *slot; 1325f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1326f1ae32a1SGerd Hoffmann int i, xferi, killed = 0; 1327f79738b0SHans de Goede USBEndpoint *ep = NULL; 132891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1329f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1330f1ae32a1SGerd Hoffmann 1331f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1332f1ae32a1SGerd Hoffmann 1333f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1334f1ae32a1SGerd Hoffmann 1335f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1336f1ae32a1SGerd Hoffmann return 0; 1337f1ae32a1SGerd Hoffmann } 1338f1ae32a1SGerd Hoffmann 1339f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1340f1ae32a1SGerd Hoffmann 1341f1ae32a1SGerd Hoffmann xferi = epctx->next_xfer; 1342f1ae32a1SGerd Hoffmann for (i = 0; i < TD_QUEUE; i++) { 1343f79738b0SHans de Goede if (epctx->transfers[xferi].packet.ep) { 1344f79738b0SHans de Goede ep = epctx->transfers[xferi].packet.ep; 1345f79738b0SHans de Goede } 13463151f209SHans de Goede killed += xhci_ep_nuke_one_xfer(&epctx->transfers[xferi]); 13470cb41e2cSGerd Hoffmann epctx->transfers[xferi].packet.ep = NULL; 1348f1ae32a1SGerd Hoffmann xferi = (xferi + 1) % TD_QUEUE; 1349f1ae32a1SGerd Hoffmann } 1350f79738b0SHans de Goede if (ep) { 1351f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1352f79738b0SHans de Goede } 1353f1ae32a1SGerd Hoffmann return killed; 1354f1ae32a1SGerd Hoffmann } 1355f1ae32a1SGerd Hoffmann 1356f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1357f1ae32a1SGerd Hoffmann unsigned int epid) 1358f1ae32a1SGerd Hoffmann { 1359f1ae32a1SGerd Hoffmann XHCISlot *slot; 1360f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1361f1ae32a1SGerd Hoffmann 1362c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 136391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1364f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1365f1ae32a1SGerd Hoffmann 1366f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1367f1ae32a1SGerd Hoffmann 1368f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1369f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1370f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1371f1ae32a1SGerd Hoffmann } 1372f1ae32a1SGerd Hoffmann 1373f1ae32a1SGerd Hoffmann xhci_ep_nuke_xfers(xhci, slotid, epid); 1374f1ae32a1SGerd Hoffmann 1375f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1376f1ae32a1SGerd Hoffmann 1377024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1378024426acSGerd Hoffmann xhci_free_streams(epctx); 1379024426acSGerd Hoffmann } 1380024426acSGerd Hoffmann 1381024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1382f1ae32a1SGerd Hoffmann 13833d139684SGerd Hoffmann qemu_free_timer(epctx->kick_timer); 1384f1ae32a1SGerd Hoffmann g_free(epctx); 1385f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1386f1ae32a1SGerd Hoffmann 1387f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1388f1ae32a1SGerd Hoffmann } 1389f1ae32a1SGerd Hoffmann 1390f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1391f1ae32a1SGerd Hoffmann unsigned int epid) 1392f1ae32a1SGerd Hoffmann { 1393f1ae32a1SGerd Hoffmann XHCISlot *slot; 1394f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1395f1ae32a1SGerd Hoffmann 1396c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 139791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1398f1ae32a1SGerd Hoffmann 1399f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1400f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1401f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1402f1ae32a1SGerd Hoffmann } 1403f1ae32a1SGerd Hoffmann 1404f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1405f1ae32a1SGerd Hoffmann 1406f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1407f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1408f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1409f1ae32a1SGerd Hoffmann } 1410f1ae32a1SGerd Hoffmann 1411f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1412f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint stopped w/ xfers running, " 1413f1ae32a1SGerd Hoffmann "data might be lost\n"); 1414f1ae32a1SGerd Hoffmann } 1415f1ae32a1SGerd Hoffmann 1416f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1417f1ae32a1SGerd Hoffmann 1418024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1419024426acSGerd Hoffmann 1420024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1421024426acSGerd Hoffmann xhci_reset_streams(epctx); 1422024426acSGerd Hoffmann } 1423f1ae32a1SGerd Hoffmann 1424f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1425f1ae32a1SGerd Hoffmann } 1426f1ae32a1SGerd Hoffmann 1427f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1428f1ae32a1SGerd Hoffmann unsigned int epid) 1429f1ae32a1SGerd Hoffmann { 1430f1ae32a1SGerd Hoffmann XHCISlot *slot; 1431f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1432f1ae32a1SGerd Hoffmann 1433c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 143491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1435f1ae32a1SGerd Hoffmann 1436f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1437f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1438f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1439f1ae32a1SGerd Hoffmann } 1440f1ae32a1SGerd Hoffmann 1441f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1442f1ae32a1SGerd Hoffmann 1443f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1444f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1445f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1446f1ae32a1SGerd Hoffmann } 1447f1ae32a1SGerd Hoffmann 1448f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1449f1ae32a1SGerd Hoffmann 1450f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1451f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset EP while EP %d not halted (%d)\n", 1452f1ae32a1SGerd Hoffmann epid, epctx->state); 1453f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1454f1ae32a1SGerd Hoffmann } 1455f1ae32a1SGerd Hoffmann 1456f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1457f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint reset w/ xfers running, " 1458f1ae32a1SGerd Hoffmann "data might be lost\n"); 1459f1ae32a1SGerd Hoffmann } 1460f1ae32a1SGerd Hoffmann 1461f1ae32a1SGerd Hoffmann uint8_t ep = epid>>1; 1462f1ae32a1SGerd Hoffmann 1463f1ae32a1SGerd Hoffmann if (epid & 1) { 1464f1ae32a1SGerd Hoffmann ep |= 0x80; 1465f1ae32a1SGerd Hoffmann } 1466f1ae32a1SGerd Hoffmann 146775cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 146875cc1c1fSGerd Hoffmann !xhci->slots[slotid-1].uport->dev) { 1469f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1470f1ae32a1SGerd Hoffmann } 1471f1ae32a1SGerd Hoffmann 1472024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1473024426acSGerd Hoffmann 1474024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1475024426acSGerd Hoffmann xhci_reset_streams(epctx); 1476024426acSGerd Hoffmann } 1477f1ae32a1SGerd Hoffmann 1478f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1479f1ae32a1SGerd Hoffmann } 1480f1ae32a1SGerd Hoffmann 1481f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1482024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1483024426acSGerd Hoffmann uint64_t pdequeue) 1484f1ae32a1SGerd Hoffmann { 1485f1ae32a1SGerd Hoffmann XHCISlot *slot; 1486f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1487024426acSGerd Hoffmann XHCIStreamContext *sctx; 148859a70ccdSDavid Gibson dma_addr_t dequeue; 1489f1ae32a1SGerd Hoffmann 149091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1491f1ae32a1SGerd Hoffmann 1492f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1493f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1494f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1495f1ae32a1SGerd Hoffmann } 1496f1ae32a1SGerd Hoffmann 1497024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1498f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1499f1ae32a1SGerd Hoffmann 1500f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1501f1ae32a1SGerd Hoffmann 1502f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1503f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1504f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1505f1ae32a1SGerd Hoffmann } 1506f1ae32a1SGerd Hoffmann 1507f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1508f1ae32a1SGerd Hoffmann 1509f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1510f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1511f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1512f1ae32a1SGerd Hoffmann } 1513f1ae32a1SGerd Hoffmann 1514024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1515024426acSGerd Hoffmann uint32_t err; 1516024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1517024426acSGerd Hoffmann if (sctx == NULL) { 1518024426acSGerd Hoffmann return err; 1519024426acSGerd Hoffmann } 1520024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1521024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1522024426acSGerd Hoffmann } else { 1523024426acSGerd Hoffmann sctx = NULL; 1524f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1525f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1526024426acSGerd Hoffmann } 1527f1ae32a1SGerd Hoffmann 1528024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1529f1ae32a1SGerd Hoffmann 1530f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1531f1ae32a1SGerd Hoffmann } 1532f1ae32a1SGerd Hoffmann 1533a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1534f1ae32a1SGerd Hoffmann { 1535f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1536d5a15814SGerd Hoffmann int i; 1537f1ae32a1SGerd Hoffmann 1538a6fb2ddbSHans de Goede xfer->int_req = false; 15399b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1540f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1541f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 154259a70ccdSDavid Gibson dma_addr_t addr; 1543f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1544f1ae32a1SGerd Hoffmann 1545a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1546a6fb2ddbSHans de Goede xfer->int_req = true; 1547a6fb2ddbSHans de Goede } 1548a6fb2ddbSHans de Goede 1549f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1550f1ae32a1SGerd Hoffmann case TR_DATA: 1551f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1552f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: data direction mismatch for TR_DATA\n"); 1553d5a15814SGerd Hoffmann goto err; 1554f1ae32a1SGerd Hoffmann } 1555f1ae32a1SGerd Hoffmann /* fallthrough */ 1556f1ae32a1SGerd Hoffmann case TR_NORMAL: 1557f1ae32a1SGerd Hoffmann case TR_ISOCH: 1558f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1559f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1560f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1561f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1562f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid immediate data TRB\n"); 1563d5a15814SGerd Hoffmann goto err; 1564d5a15814SGerd Hoffmann } 1565d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1566d5a15814SGerd Hoffmann } else { 1567d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1568d5a15814SGerd Hoffmann } 1569d5a15814SGerd Hoffmann break; 1570d5a15814SGerd Hoffmann } 1571d5a15814SGerd Hoffmann } 1572d5a15814SGerd Hoffmann 1573d5a15814SGerd Hoffmann return 0; 1574d5a15814SGerd Hoffmann 1575d5a15814SGerd Hoffmann err: 1576d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1577f1ae32a1SGerd Hoffmann xhci_die(xhci); 1578d5a15814SGerd Hoffmann return -1; 1579f1ae32a1SGerd Hoffmann } 1580d5a15814SGerd Hoffmann 1581d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1582d5a15814SGerd Hoffmann { 1583d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1584d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1585f1ae32a1SGerd Hoffmann } 1586d5a15814SGerd Hoffmann 1587d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1588d5a15814SGerd Hoffmann { 1589d5a15814SGerd Hoffmann uint32_t edtla = 0; 1590d5a15814SGerd Hoffmann unsigned int left; 1591d5a15814SGerd Hoffmann bool reported = 0; 1592d5a15814SGerd Hoffmann bool shortpkt = 0; 1593d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1594d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1595f1ae32a1SGerd Hoffmann int i; 1596d5a15814SGerd Hoffmann 15979b8251c5SHans de Goede left = xfer->packet.actual_length; 1598d5a15814SGerd Hoffmann 1599d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1600d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1601d5a15814SGerd Hoffmann unsigned int chunk = 0; 1602d5a15814SGerd Hoffmann 1603d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1604d5a15814SGerd Hoffmann case TR_DATA: 1605d5a15814SGerd Hoffmann case TR_NORMAL: 1606d5a15814SGerd Hoffmann case TR_ISOCH: 1607d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1608d5a15814SGerd Hoffmann if (chunk > left) { 1609d5a15814SGerd Hoffmann chunk = left; 1610d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1611d5a15814SGerd Hoffmann shortpkt = 1; 1612f1ae32a1SGerd Hoffmann } 1613f1ae32a1SGerd Hoffmann } 1614f1ae32a1SGerd Hoffmann left -= chunk; 1615f1ae32a1SGerd Hoffmann edtla += chunk; 1616f1ae32a1SGerd Hoffmann break; 1617f1ae32a1SGerd Hoffmann case TR_STATUS: 1618f1ae32a1SGerd Hoffmann reported = 0; 1619f1ae32a1SGerd Hoffmann shortpkt = 0; 1620f1ae32a1SGerd Hoffmann break; 1621f1ae32a1SGerd Hoffmann } 1622f1ae32a1SGerd Hoffmann 1623d5a15814SGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 1624d5a15814SGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 16259b8251c5SHans de Goede (xfer->status != CC_SUCCESS && left == 0))) { 1626f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1627f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1628f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1629f1ae32a1SGerd Hoffmann event.flags = 0; 1630f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1631f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1632f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1633f1ae32a1SGerd Hoffmann } else { 1634f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1635f1ae32a1SGerd Hoffmann } 1636f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1637f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1638f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1639f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1640f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1641f1ae32a1SGerd Hoffmann edtla = 0; 1642f1ae32a1SGerd Hoffmann } 16432d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1644f1ae32a1SGerd Hoffmann reported = 1; 1645d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1646d5a15814SGerd Hoffmann return; 1647f1ae32a1SGerd Hoffmann } 1648f1ae32a1SGerd Hoffmann } 1649d5a15814SGerd Hoffmann } 1650f1ae32a1SGerd Hoffmann } 1651f1ae32a1SGerd Hoffmann 1652f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1653f1ae32a1SGerd Hoffmann { 1654f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1655f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1656f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1657024426acSGerd Hoffmann uint32_t err; 1658024426acSGerd Hoffmann XHCIStreamContext *sctx; 1659f1ae32a1SGerd Hoffmann 1660024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1661024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1662024426acSGerd Hoffmann if (sctx == NULL) { 1663024426acSGerd Hoffmann return; 1664024426acSGerd Hoffmann } 1665024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1666024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1667024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1668024426acSGerd Hoffmann } else { 1669f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1670f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1671024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1672024426acSGerd Hoffmann } 1673f1ae32a1SGerd Hoffmann } 1674f1ae32a1SGerd Hoffmann 1675f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1676f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1677f1ae32a1SGerd Hoffmann 16785c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 16795c08106fSGerd Hoffmann { 16805c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 16815c08106fSGerd Hoffmann USBDevice *dev; 1682f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1683f1ae32a1SGerd Hoffmann int dir; 1684f1ae32a1SGerd Hoffmann 1685f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 16865c08106fSGerd Hoffmann 16875c08106fSGerd Hoffmann if (xfer->packet.ep) { 16885c08106fSGerd Hoffmann ep = xfer->packet.ep; 16895c08106fSGerd Hoffmann dev = ep->dev; 16905c08106fSGerd Hoffmann } else { 1691ccaf87a0SGerd Hoffmann if (!xhci->slots[xfer->slotid-1].uport) { 1692ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: slot %d has no device\n", 1693ccaf87a0SGerd Hoffmann xfer->slotid); 16945c08106fSGerd Hoffmann return -1; 16955c08106fSGerd Hoffmann } 1696ccaf87a0SGerd Hoffmann dev = xhci->slots[xfer->slotid-1].uport->dev; 1697f1ae32a1SGerd Hoffmann ep = usb_ep_get(dev, dir, xfer->epid >> 1); 16985c08106fSGerd Hoffmann } 16995c08106fSGerd Hoffmann 1700a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1701024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 17028550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1703a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1704f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1705f1ae32a1SGerd Hoffmann xfer->packet.pid, dev->addr, ep->nr); 1706f1ae32a1SGerd Hoffmann return 0; 1707f1ae32a1SGerd Hoffmann } 1708f1ae32a1SGerd Hoffmann 17099a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1710f1ae32a1SGerd Hoffmann { 17119a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 171297df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1713f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1714f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1715f1ae32a1SGerd Hoffmann xfer->complete = 0; 1716f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1717f1ae32a1SGerd Hoffmann return 0; 17189a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 171997df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1720f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1721f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1722f1ae32a1SGerd Hoffmann xfer->complete = 0; 1723f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1724f1ae32a1SGerd Hoffmann return 0; 1725f1ae32a1SGerd Hoffmann } else { 1726f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1727f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1728f1ae32a1SGerd Hoffmann xfer->complete = 1; 1729d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1730f1ae32a1SGerd Hoffmann } 1731f1ae32a1SGerd Hoffmann 17329a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 17339a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1734d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1735d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1736f1ae32a1SGerd Hoffmann return 0; 1737f1ae32a1SGerd Hoffmann } 1738f1ae32a1SGerd Hoffmann 1739f1ae32a1SGerd Hoffmann /* error */ 17409a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 17419a77a0f5SHans de Goede switch (xfer->packet.status) { 1742f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1743ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1744f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1745d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1746f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1747f1ae32a1SGerd Hoffmann break; 1748f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1749f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1750d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1751f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1752f1ae32a1SGerd Hoffmann break; 17534e906d56SGerd Hoffmann case USB_RET_BABBLE: 17544e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 17554e906d56SGerd Hoffmann xhci_xfer_report(xfer); 17564e906d56SGerd Hoffmann xhci_stall_ep(xfer); 17574e906d56SGerd Hoffmann break; 1758f1ae32a1SGerd Hoffmann default: 17599a77a0f5SHans de Goede fprintf(stderr, "%s: FIXME: status = %d\n", __func__, 17609a77a0f5SHans de Goede xfer->packet.status); 1761024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1762f1ae32a1SGerd Hoffmann } 1763f1ae32a1SGerd Hoffmann return 0; 1764f1ae32a1SGerd Hoffmann } 1765f1ae32a1SGerd Hoffmann 1766f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1767f1ae32a1SGerd Hoffmann { 1768f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1769f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1770f1ae32a1SGerd Hoffmann 1771f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1772f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1773f1ae32a1SGerd Hoffmann 1774024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 177597df650bSGerd Hoffmann 1776f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1777f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1778f1ae32a1SGerd Hoffmann trb_status--; 1779f1ae32a1SGerd Hoffmann } 1780f1ae32a1SGerd Hoffmann 1781f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1782f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1783f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 first TD not SETUP: %d\n", 1784f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1785f1ae32a1SGerd Hoffmann return -1; 1786f1ae32a1SGerd Hoffmann } 1787f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1788f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 last TD not STATUS: %d\n", 1789f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1790f1ae32a1SGerd Hoffmann return -1; 1791f1ae32a1SGerd Hoffmann } 1792f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1793f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB doesn't have IDT set\n"); 1794f1ae32a1SGerd Hoffmann return -1; 1795f1ae32a1SGerd Hoffmann } 1796f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1797f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB has bad length (%d)\n", 1798f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1799f1ae32a1SGerd Hoffmann return -1; 1800f1ae32a1SGerd Hoffmann } 1801f1ae32a1SGerd Hoffmann 1802f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1803f1ae32a1SGerd Hoffmann 1804f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1805f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 1806f1ae32a1SGerd Hoffmann 18075c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18085c08106fSGerd Hoffmann return -1; 18095c08106fSGerd Hoffmann } 1810f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1811f1ae32a1SGerd Hoffmann 18129a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1813f1ae32a1SGerd Hoffmann 18149a77a0f5SHans de Goede xhci_complete_packet(xfer); 1815f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1816024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0); 1817f1ae32a1SGerd Hoffmann } 1818f1ae32a1SGerd Hoffmann return 0; 1819f1ae32a1SGerd Hoffmann } 1820f1ae32a1SGerd Hoffmann 18213d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 18223d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 18233d139684SGerd Hoffmann { 18243d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 18253d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 18263d139684SGerd Hoffmann ~(epctx->interval-1)); 18273d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 18283d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 18293d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 18303d139684SGerd Hoffmann } else { 18313d139684SGerd Hoffmann xfer->mfindex_kick = asap; 18323d139684SGerd Hoffmann } 18333d139684SGerd Hoffmann } else { 18343d139684SGerd Hoffmann xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 18353d139684SGerd Hoffmann & TRB_TR_FRAMEID_MASK; 18363d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 18373d139684SGerd Hoffmann if (xfer->mfindex_kick < mfindex) { 18383d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 18393d139684SGerd Hoffmann } 18403d139684SGerd Hoffmann } 18413d139684SGerd Hoffmann } 18423d139684SGerd Hoffmann 18433d139684SGerd Hoffmann static void xhci_check_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 18443d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 18453d139684SGerd Hoffmann { 18463d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 18473d139684SGerd Hoffmann qemu_mod_timer(epctx->kick_timer, qemu_get_clock_ns(vm_clock) + 18483d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 18493d139684SGerd Hoffmann xfer->running_retry = 1; 18503d139684SGerd Hoffmann } else { 18513d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 18523d139684SGerd Hoffmann qemu_del_timer(epctx->kick_timer); 18533d139684SGerd Hoffmann xfer->running_retry = 0; 18543d139684SGerd Hoffmann } 18553d139684SGerd Hoffmann } 18563d139684SGerd Hoffmann 18573d139684SGerd Hoffmann 1858f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1859f1ae32a1SGerd Hoffmann { 18603d139684SGerd Hoffmann uint64_t mfindex; 1861f1ae32a1SGerd Hoffmann 1862f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 1863f1ae32a1SGerd Hoffmann 1864f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1865f1ae32a1SGerd Hoffmann 1866f1ae32a1SGerd Hoffmann switch(epctx->type) { 1867f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1868f1ae32a1SGerd Hoffmann case ET_INTR_IN: 1869f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1870f1ae32a1SGerd Hoffmann case ET_BULK_IN: 18713d139684SGerd Hoffmann xfer->pkts = 0; 18723d139684SGerd Hoffmann xfer->iso_xfer = false; 1873f1ae32a1SGerd Hoffmann break; 1874f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1875f1ae32a1SGerd Hoffmann case ET_ISO_IN: 18763d139684SGerd Hoffmann xfer->pkts = 1; 18773d139684SGerd Hoffmann xfer->iso_xfer = true; 18783d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18793d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 18803d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 18813d139684SGerd Hoffmann if (xfer->running_retry) { 18823d139684SGerd Hoffmann return -1; 18833d139684SGerd Hoffmann } 1884f1ae32a1SGerd Hoffmann break; 1885f1ae32a1SGerd Hoffmann default: 1886f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: unknown or unhandled EP " 1887f1ae32a1SGerd Hoffmann "(type %d, in %d, ep %02x)\n", 1888f1ae32a1SGerd Hoffmann epctx->type, xfer->in_xfer, xfer->epid); 1889f1ae32a1SGerd Hoffmann return -1; 1890f1ae32a1SGerd Hoffmann } 1891f1ae32a1SGerd Hoffmann 18925c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18935c08106fSGerd Hoffmann return -1; 18945c08106fSGerd Hoffmann } 18959a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1896f1ae32a1SGerd Hoffmann 18979a77a0f5SHans de Goede xhci_complete_packet(xfer); 1898f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1899024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid); 1900f1ae32a1SGerd Hoffmann } 1901f1ae32a1SGerd Hoffmann return 0; 1902f1ae32a1SGerd Hoffmann } 1903f1ae32a1SGerd Hoffmann 1904f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1905f1ae32a1SGerd Hoffmann { 1906024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 1907f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1908f1ae32a1SGerd Hoffmann } 1909f1ae32a1SGerd Hoffmann 1910024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 1911024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 1912f1ae32a1SGerd Hoffmann { 1913024426acSGerd Hoffmann XHCIStreamContext *stctx; 1914f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1915024426acSGerd Hoffmann XHCIRing *ring; 191636dfe324SHans de Goede USBEndpoint *ep = NULL; 19173d139684SGerd Hoffmann uint64_t mfindex; 1918f1ae32a1SGerd Hoffmann int length; 1919f1ae32a1SGerd Hoffmann int i; 1920f1ae32a1SGerd Hoffmann 1921024426acSGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid, streamid); 192291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1923f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1924f1ae32a1SGerd Hoffmann 1925f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1926f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1927f1ae32a1SGerd Hoffmann return; 1928f1ae32a1SGerd Hoffmann } 1929f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1930f1ae32a1SGerd Hoffmann if (!epctx) { 1931f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1932f1ae32a1SGerd Hoffmann epid, slotid); 1933f1ae32a1SGerd Hoffmann return; 1934f1ae32a1SGerd Hoffmann } 1935f1ae32a1SGerd Hoffmann 1936f1ae32a1SGerd Hoffmann if (epctx->retry) { 1937f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 1938f1ae32a1SGerd Hoffmann 193997df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1940f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 19413d139684SGerd Hoffmann if (xfer->iso_xfer) { 19423d139684SGerd Hoffmann /* retry delayed iso transfer */ 19433d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 19443d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 19453d139684SGerd Hoffmann if (xfer->running_retry) { 19463d139684SGerd Hoffmann return; 19473d139684SGerd Hoffmann } 19483d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19493d139684SGerd Hoffmann return; 19503d139684SGerd Hoffmann } 19519a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19529a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 19539a77a0f5SHans de Goede xhci_complete_packet(xfer); 19543d139684SGerd Hoffmann } else { 19553d139684SGerd Hoffmann /* retry nak'ed transfer */ 19565c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19575c08106fSGerd Hoffmann return; 19585c08106fSGerd Hoffmann } 19599a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19609a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 1961f1ae32a1SGerd Hoffmann return; 1962f1ae32a1SGerd Hoffmann } 19639a77a0f5SHans de Goede xhci_complete_packet(xfer); 19643d139684SGerd Hoffmann } 1965f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1966f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1967f1ae32a1SGerd Hoffmann } 1968f1ae32a1SGerd Hoffmann 1969f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1970f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1971f1ae32a1SGerd Hoffmann return; 1972f1ae32a1SGerd Hoffmann } 1973f1ae32a1SGerd Hoffmann 1974024426acSGerd Hoffmann 1975024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1976024426acSGerd Hoffmann uint32_t err; 1977024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 1978024426acSGerd Hoffmann if (stctx == NULL) { 1979024426acSGerd Hoffmann return; 1980024426acSGerd Hoffmann } 1981024426acSGerd Hoffmann ring = &stctx->ring; 1982024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 1983024426acSGerd Hoffmann } else { 1984024426acSGerd Hoffmann ring = &epctx->ring; 1985024426acSGerd Hoffmann streamid = 0; 1986024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 1987024426acSGerd Hoffmann } 19887d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 1989f1ae32a1SGerd Hoffmann 1990f1ae32a1SGerd Hoffmann while (1) { 1991f1ae32a1SGerd Hoffmann XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer]; 1992331e9406SGerd Hoffmann if (xfer->running_async || xfer->running_retry) { 1993f1ae32a1SGerd Hoffmann break; 1994f1ae32a1SGerd Hoffmann } 1995024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 1996f1ae32a1SGerd Hoffmann if (length < 0) { 1997f1ae32a1SGerd Hoffmann break; 1998f1ae32a1SGerd Hoffmann } else if (length == 0) { 1999f1ae32a1SGerd Hoffmann break; 2000f1ae32a1SGerd Hoffmann } 2001f1ae32a1SGerd Hoffmann if (xfer->trbs && xfer->trb_alloced < length) { 2002f1ae32a1SGerd Hoffmann xfer->trb_count = 0; 2003f1ae32a1SGerd Hoffmann xfer->trb_alloced = 0; 2004f1ae32a1SGerd Hoffmann g_free(xfer->trbs); 2005f1ae32a1SGerd Hoffmann xfer->trbs = NULL; 2006f1ae32a1SGerd Hoffmann } 2007f1ae32a1SGerd Hoffmann if (!xfer->trbs) { 2008f1ae32a1SGerd Hoffmann xfer->trbs = g_malloc(sizeof(XHCITRB) * length); 2009f1ae32a1SGerd Hoffmann xfer->trb_alloced = length; 2010f1ae32a1SGerd Hoffmann } 2011f1ae32a1SGerd Hoffmann xfer->trb_count = length; 2012f1ae32a1SGerd Hoffmann 2013f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2014024426acSGerd Hoffmann assert(xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL)); 2015f1ae32a1SGerd Hoffmann } 2016f1ae32a1SGerd Hoffmann xfer->xhci = xhci; 2017f1ae32a1SGerd Hoffmann xfer->epid = epid; 2018f1ae32a1SGerd Hoffmann xfer->slotid = slotid; 2019024426acSGerd Hoffmann xfer->streamid = streamid; 2020f1ae32a1SGerd Hoffmann 2021f1ae32a1SGerd Hoffmann if (epid == 1) { 2022f1ae32a1SGerd Hoffmann if (xhci_fire_ctl_transfer(xhci, xfer) >= 0) { 2023f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 202436dfe324SHans de Goede ep = xfer->packet.ep; 2025f1ae32a1SGerd Hoffmann } else { 2026f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing CTL transfer\n"); 2027f1ae32a1SGerd Hoffmann } 2028f1ae32a1SGerd Hoffmann } else { 2029f1ae32a1SGerd Hoffmann if (xhci_fire_transfer(xhci, xfer, epctx) >= 0) { 2030f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 203136dfe324SHans de Goede ep = xfer->packet.ep; 2032f1ae32a1SGerd Hoffmann } else { 20333d139684SGerd Hoffmann if (!xfer->iso_xfer) { 2034f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing data transfer\n"); 2035f1ae32a1SGerd Hoffmann } 2036f1ae32a1SGerd Hoffmann } 20373d139684SGerd Hoffmann } 2038f1ae32a1SGerd Hoffmann 2039f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2040f1ae32a1SGerd Hoffmann break; 2041f1ae32a1SGerd Hoffmann } 2042f1ae32a1SGerd Hoffmann if (xfer->running_retry) { 2043f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2044f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2045f1ae32a1SGerd Hoffmann break; 2046f1ae32a1SGerd Hoffmann } 2047f1ae32a1SGerd Hoffmann } 204836dfe324SHans de Goede if (ep) { 204936dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 205036dfe324SHans de Goede } 2051f1ae32a1SGerd Hoffmann } 2052f1ae32a1SGerd Hoffmann 2053f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2054f1ae32a1SGerd Hoffmann { 2055348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 205691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2057f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2058ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2059f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2060f1ae32a1SGerd Hoffmann 2061f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2062f1ae32a1SGerd Hoffmann } 2063f1ae32a1SGerd Hoffmann 2064f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2065f1ae32a1SGerd Hoffmann { 2066f1ae32a1SGerd Hoffmann int i; 2067f1ae32a1SGerd Hoffmann 2068348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 206991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2070f1ae32a1SGerd Hoffmann 2071f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2072f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2073f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2074f1ae32a1SGerd Hoffmann } 2075f1ae32a1SGerd Hoffmann } 2076f1ae32a1SGerd Hoffmann 2077f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 20784034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 2079f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2080f1ae32a1SGerd Hoffmann } 2081f1ae32a1SGerd Hoffmann 2082ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2083ccaf87a0SGerd Hoffmann { 2084ccaf87a0SGerd Hoffmann USBPort *uport; 2085ccaf87a0SGerd Hoffmann char path[32]; 2086ccaf87a0SGerd Hoffmann int i, pos, port; 2087ccaf87a0SGerd Hoffmann 2088ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2089ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2090ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2091ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2092ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2093ccaf87a0SGerd Hoffmann if (!port) { 2094ccaf87a0SGerd Hoffmann break; 2095ccaf87a0SGerd Hoffmann } 2096ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2097ccaf87a0SGerd Hoffmann } 2098ccaf87a0SGerd Hoffmann 2099ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2100ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2101ccaf87a0SGerd Hoffmann return uport; 2102ccaf87a0SGerd Hoffmann } 2103ccaf87a0SGerd Hoffmann } 2104ccaf87a0SGerd Hoffmann return NULL; 2105ccaf87a0SGerd Hoffmann } 2106ccaf87a0SGerd Hoffmann 2107f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2108f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2109f1ae32a1SGerd Hoffmann { 2110f1ae32a1SGerd Hoffmann XHCISlot *slot; 2111ccaf87a0SGerd Hoffmann USBPort *uport; 2112f1ae32a1SGerd Hoffmann USBDevice *dev; 211359a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2114f1ae32a1SGerd Hoffmann uint64_t poctx; 2115f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2116f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2117f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2118f1ae32a1SGerd Hoffmann int i; 2119f1ae32a1SGerd Hoffmann TRBCCode res; 2120f1ae32a1SGerd Hoffmann 2121348f1037SGerd Hoffmann trace_usb_xhci_slot_address(slotid); 212291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2123f1ae32a1SGerd Hoffmann 2124f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 21259b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2126f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2127616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2128f1ae32a1SGerd Hoffmann 212959a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 213059a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2131f1ae32a1SGerd Hoffmann 2132616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2133f1ae32a1SGerd Hoffmann 2134f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2135f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2136f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2137f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2138f1ae32a1SGerd Hoffmann } 2139f1ae32a1SGerd Hoffmann 2140616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2141616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2142f1ae32a1SGerd Hoffmann 2143f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2144f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2145f1ae32a1SGerd Hoffmann 2146f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2147f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2148f1ae32a1SGerd Hoffmann 2149ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2150ccaf87a0SGerd Hoffmann if (uport == NULL) { 2151ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port not found\n"); 2152f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2153ccaf87a0SGerd Hoffmann } 2154ccaf87a0SGerd Hoffmann 2155ccaf87a0SGerd Hoffmann dev = uport->dev; 2156ccaf87a0SGerd Hoffmann if (!dev) { 2157ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s not connected\n", uport->path); 2158f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2159f1ae32a1SGerd Hoffmann } 2160f1ae32a1SGerd Hoffmann 216191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 21620bc85da6SGerd Hoffmann if (i == slotid-1) { 21630bc85da6SGerd Hoffmann continue; 21640bc85da6SGerd Hoffmann } 2165ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2166ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s already assigned to slot %d\n", 2167ccaf87a0SGerd Hoffmann uport->path, i+1); 2168f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2169f1ae32a1SGerd Hoffmann } 2170f1ae32a1SGerd Hoffmann } 2171f1ae32a1SGerd Hoffmann 2172f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2173ccaf87a0SGerd Hoffmann slot->uport = uport; 2174f1ae32a1SGerd Hoffmann slot->ctx = octx; 2175f1ae32a1SGerd Hoffmann 2176f1ae32a1SGerd Hoffmann if (bsr) { 2177f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2178f1ae32a1SGerd Hoffmann } else { 2179a820b575SGerd Hoffmann USBPacket p; 2180a6718874SGerd Hoffmann uint8_t buf[1]; 2181a6718874SGerd Hoffmann 2182af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 21830bc85da6SGerd Hoffmann usb_device_reset(dev); 2184a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2185a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2186a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 21878550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2188a820b575SGerd Hoffmann 0, false, false); 2189a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2190f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2191af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2192a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2193f1ae32a1SGerd Hoffmann } 2194f1ae32a1SGerd Hoffmann 2195f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2196f1ae32a1SGerd Hoffmann 2197f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2198f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2199f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2200f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2201f1ae32a1SGerd Hoffmann 2202616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2203616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2204f1ae32a1SGerd Hoffmann 22054034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2206f1ae32a1SGerd Hoffmann return res; 2207f1ae32a1SGerd Hoffmann } 2208f1ae32a1SGerd Hoffmann 2209f1ae32a1SGerd Hoffmann 2210f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2211f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2212f1ae32a1SGerd Hoffmann { 221359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2214f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2215f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2216f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2217f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2218f1ae32a1SGerd Hoffmann int i; 2219f1ae32a1SGerd Hoffmann TRBCCode res; 2220f1ae32a1SGerd Hoffmann 2221348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 222291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2223f1ae32a1SGerd Hoffmann 2224f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2225f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2226f1ae32a1SGerd Hoffmann 222759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 222859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2229f1ae32a1SGerd Hoffmann 2230f1ae32a1SGerd Hoffmann if (dc) { 2231f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2232f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2233f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2234f1ae32a1SGerd Hoffmann } 2235f1ae32a1SGerd Hoffmann } 2236f1ae32a1SGerd Hoffmann 2237616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2238f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2239f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2240f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2241f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2242616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2243f1ae32a1SGerd Hoffmann 2244f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2245f1ae32a1SGerd Hoffmann } 2246f1ae32a1SGerd Hoffmann 2247616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2248f1ae32a1SGerd Hoffmann 2249f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2250f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2251f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2252f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2253f1ae32a1SGerd Hoffmann } 2254f1ae32a1SGerd Hoffmann 2255616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2256616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2257f1ae32a1SGerd Hoffmann 2258f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2259f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid slot state %08x\n", slot_ctx[3]); 2260f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2261f1ae32a1SGerd Hoffmann } 2262f1ae32a1SGerd Hoffmann 2263f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2264f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2265f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2266f1ae32a1SGerd Hoffmann } 2267f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2268616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2269f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2270f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2271f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2272f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2273f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2274f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2275f1ae32a1SGerd Hoffmann return res; 2276f1ae32a1SGerd Hoffmann } 2277f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2278f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2279f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2280616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2281f1ae32a1SGerd Hoffmann } 2282f1ae32a1SGerd Hoffmann } 2283f1ae32a1SGerd Hoffmann 2284f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2285f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2286f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2287f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2288f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2289f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2290f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2291f1ae32a1SGerd Hoffmann 2292616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2293f1ae32a1SGerd Hoffmann 2294f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2295f1ae32a1SGerd Hoffmann } 2296f1ae32a1SGerd Hoffmann 2297f1ae32a1SGerd Hoffmann 2298f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2299f1ae32a1SGerd Hoffmann uint64_t pictx) 2300f1ae32a1SGerd Hoffmann { 230159a70ccdSDavid Gibson dma_addr_t ictx, octx; 2302f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2303f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2304f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2305f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2306f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2307f1ae32a1SGerd Hoffmann 2308348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 230991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2310f1ae32a1SGerd Hoffmann 2311f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2312f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2313f1ae32a1SGerd Hoffmann 231459a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 231559a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2316f1ae32a1SGerd Hoffmann 2317616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2318f1ae32a1SGerd Hoffmann 2319f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2320f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2321f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2322f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2323f1ae32a1SGerd Hoffmann } 2324f1ae32a1SGerd Hoffmann 2325f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2326616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2327f1ae32a1SGerd Hoffmann 2328f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2329f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2330f1ae32a1SGerd Hoffmann 2331616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2332f1ae32a1SGerd Hoffmann 2333f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2334f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2335f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2336f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2337f1ae32a1SGerd Hoffmann 2338f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2339f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2340f1ae32a1SGerd Hoffmann 2341616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2342f1ae32a1SGerd Hoffmann } 2343f1ae32a1SGerd Hoffmann 2344f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2345616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2346f1ae32a1SGerd Hoffmann 2347f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2348f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2349f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2350f1ae32a1SGerd Hoffmann 2351616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2352f1ae32a1SGerd Hoffmann 2353f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2354f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2355f1ae32a1SGerd Hoffmann 2356f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2357f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2358f1ae32a1SGerd Hoffmann 2359616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2360f1ae32a1SGerd Hoffmann } 2361f1ae32a1SGerd Hoffmann 2362f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2363f1ae32a1SGerd Hoffmann } 2364f1ae32a1SGerd Hoffmann 2365f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2366f1ae32a1SGerd Hoffmann { 2367f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 236859a70ccdSDavid Gibson dma_addr_t octx; 2369f1ae32a1SGerd Hoffmann int i; 2370f1ae32a1SGerd Hoffmann 2371348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 237291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2373f1ae32a1SGerd Hoffmann 2374f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2375f1ae32a1SGerd Hoffmann 237659a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2377f1ae32a1SGerd Hoffmann 2378f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2379f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2380f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2381f1ae32a1SGerd Hoffmann } 2382f1ae32a1SGerd Hoffmann } 2383f1ae32a1SGerd Hoffmann 2384616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2385f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2386f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2387f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2388f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2389616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2390f1ae32a1SGerd Hoffmann 2391f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2392f1ae32a1SGerd Hoffmann } 2393f1ae32a1SGerd Hoffmann 2394f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2395f1ae32a1SGerd Hoffmann { 2396f1ae32a1SGerd Hoffmann unsigned int slotid; 2397f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 239891062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2399f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad slot id %d\n", slotid); 2400f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2401f1ae32a1SGerd Hoffmann return 0; 2402f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2403f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: slot id %d not enabled\n", slotid); 2404f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2405f1ae32a1SGerd Hoffmann return 0; 2406f1ae32a1SGerd Hoffmann } 2407f1ae32a1SGerd Hoffmann return slotid; 2408f1ae32a1SGerd Hoffmann } 2409f1ae32a1SGerd Hoffmann 241081251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 241181251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 241281251841SGerd Hoffmann { 24130cb41e2cSGerd Hoffmann int slot, ep; 241481251841SGerd Hoffmann 241581251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 241681251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 241781251841SGerd Hoffmann break; 241881251841SGerd Hoffmann } 241981251841SGerd Hoffmann } 242081251841SGerd Hoffmann if (slot == xhci->numslots) { 242181251841SGerd Hoffmann return; 242281251841SGerd Hoffmann } 242381251841SGerd Hoffmann 24240cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 24250cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 24260cb41e2cSGerd Hoffmann xhci_ep_nuke_xfers(xhci, slot+1, ep+1); 24270cb41e2cSGerd Hoffmann } 24280cb41e2cSGerd Hoffmann } 242981251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 243081251841SGerd Hoffmann } 243181251841SGerd Hoffmann 2432f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2433f1ae32a1SGerd Hoffmann { 243459a70ccdSDavid Gibson dma_addr_t ctx; 24350846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2436f1ae32a1SGerd Hoffmann 2437f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2438f1ae32a1SGerd Hoffmann 2439f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2440f1ae32a1SGerd Hoffmann 244159a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2442f1ae32a1SGerd Hoffmann 2443f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2444f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 24450846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 24469b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2447f1ae32a1SGerd Hoffmann 2448f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2449f1ae32a1SGerd Hoffmann } 2450f1ae32a1SGerd Hoffmann 2451f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2452f1ae32a1SGerd Hoffmann { 2453f1ae32a1SGerd Hoffmann count &= 31; 2454f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2455f1ae32a1SGerd Hoffmann } 2456f1ae32a1SGerd Hoffmann 2457f1ae32a1SGerd Hoffmann 2458f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2459f1ae32a1SGerd Hoffmann { 2460f1ae32a1SGerd Hoffmann uint32_t val; 2461f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2462f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2463f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2464f1ae32a1SGerd Hoffmann return ~val; 2465f1ae32a1SGerd Hoffmann } 2466f1ae32a1SGerd Hoffmann 246759a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2468f1ae32a1SGerd Hoffmann { 24699b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2470f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2471f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 247259a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2473f1ae32a1SGerd Hoffmann 24749b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2475f1ae32a1SGerd Hoffmann 2476f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2477f1ae32a1SGerd Hoffmann 2478f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2479f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2480f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2481f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2482f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2483f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2484f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2485f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2486f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2487f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2488f1ae32a1SGerd Hoffmann } 2489f1ae32a1SGerd Hoffmann 24909b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2491f1ae32a1SGerd Hoffmann } 2492f1ae32a1SGerd Hoffmann 2493f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2494f1ae32a1SGerd Hoffmann { 2495f1ae32a1SGerd Hoffmann XHCITRB trb; 2496f1ae32a1SGerd Hoffmann TRBType type; 2497f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 249859a70ccdSDavid Gibson dma_addr_t addr; 2499f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2500f1ae32a1SGerd Hoffmann 2501f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2502f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2503f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2504f1ae32a1SGerd Hoffmann return; 2505f1ae32a1SGerd Hoffmann } 2506f1ae32a1SGerd Hoffmann 2507f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2508f1ae32a1SGerd Hoffmann 2509f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2510f1ae32a1SGerd Hoffmann event.ptr = addr; 2511f1ae32a1SGerd Hoffmann switch (type) { 2512f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 251391062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2514f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2515f1ae32a1SGerd Hoffmann break; 2516f1ae32a1SGerd Hoffmann } 2517f1ae32a1SGerd Hoffmann } 251891062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2519f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: no device slots available\n"); 2520f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2521f1ae32a1SGerd Hoffmann } else { 2522f1ae32a1SGerd Hoffmann slotid = i+1; 2523f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2524f1ae32a1SGerd Hoffmann } 2525f1ae32a1SGerd Hoffmann break; 2526f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2527f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2528f1ae32a1SGerd Hoffmann if (slotid) { 2529f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2530f1ae32a1SGerd Hoffmann } 2531f1ae32a1SGerd Hoffmann break; 2532f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2533f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2534f1ae32a1SGerd Hoffmann if (slotid) { 2535f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2536f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2537f1ae32a1SGerd Hoffmann } 2538f1ae32a1SGerd Hoffmann break; 2539f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2540f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2541f1ae32a1SGerd Hoffmann if (slotid) { 2542f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2543f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2544f1ae32a1SGerd Hoffmann } 2545f1ae32a1SGerd Hoffmann break; 2546f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2547f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2548f1ae32a1SGerd Hoffmann if (slotid) { 2549f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2550f1ae32a1SGerd Hoffmann } 2551f1ae32a1SGerd Hoffmann break; 2552f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2553f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2554f1ae32a1SGerd Hoffmann if (slotid) { 2555f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2556f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2557f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2558f1ae32a1SGerd Hoffmann } 2559f1ae32a1SGerd Hoffmann break; 2560f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2561f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2562f1ae32a1SGerd Hoffmann if (slotid) { 2563f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2564f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2565f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2566f1ae32a1SGerd Hoffmann } 2567f1ae32a1SGerd Hoffmann break; 2568f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2569f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2570f1ae32a1SGerd Hoffmann if (slotid) { 2571f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2572f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2573024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2574024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2575024426acSGerd Hoffmann epid, streamid, 2576f1ae32a1SGerd Hoffmann trb.parameter); 2577f1ae32a1SGerd Hoffmann } 2578f1ae32a1SGerd Hoffmann break; 2579f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2580f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2581f1ae32a1SGerd Hoffmann if (slotid) { 2582f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2583f1ae32a1SGerd Hoffmann } 2584f1ae32a1SGerd Hoffmann break; 2585f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2586f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2587f1ae32a1SGerd Hoffmann break; 2588f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 258959a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2590f1ae32a1SGerd Hoffmann break; 2591f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2592f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2593f1ae32a1SGerd Hoffmann event.length = 0x3025; 2594f1ae32a1SGerd Hoffmann break; 2595f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2596f1ae32a1SGerd Hoffmann { 2597f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2598f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2599f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2600f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2601f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2602f1ae32a1SGerd Hoffmann slotid = val >> 24; 2603f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2604f1ae32a1SGerd Hoffmann } 2605f1ae32a1SGerd Hoffmann break; 2606f1ae32a1SGerd Hoffmann default: 26070ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2608f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2609f1ae32a1SGerd Hoffmann break; 2610f1ae32a1SGerd Hoffmann } 2611f1ae32a1SGerd Hoffmann event.slotid = slotid; 26122d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2613f1ae32a1SGerd Hoffmann } 2614f1ae32a1SGerd Hoffmann } 2615f1ae32a1SGerd Hoffmann 26166a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 26176a32f80fSGerd Hoffmann { 26186a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 26196a32f80fSGerd Hoffmann return false; /* no device present */ 26206a32f80fSGerd Hoffmann } 26216a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 26226a32f80fSGerd Hoffmann return false; /* speed mismatch */ 26236a32f80fSGerd Hoffmann } 26246a32f80fSGerd Hoffmann return true; 26256a32f80fSGerd Hoffmann } 26266a32f80fSGerd Hoffmann 2627f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2628f705a362SGerd Hoffmann { 2629f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2630f705a362SGerd Hoffmann port->portnr << 24 }; 2631f705a362SGerd Hoffmann 2632f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2633f705a362SGerd Hoffmann return; 2634f705a362SGerd Hoffmann } 2635bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2636f705a362SGerd Hoffmann port->portsc |= bits; 2637f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2638f705a362SGerd Hoffmann return; 2639f705a362SGerd Hoffmann } 2640f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2641f705a362SGerd Hoffmann } 2642f705a362SGerd Hoffmann 2643f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2644f1ae32a1SGerd Hoffmann { 2645b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2646b62b0828SGerd Hoffmann 2647f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 26486a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2649f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 26500846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2651f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2652f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2653b62b0828SGerd Hoffmann pls = PLS_POLLING; 2654f1ae32a1SGerd Hoffmann break; 2655f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2656f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2657b62b0828SGerd Hoffmann pls = PLS_POLLING; 2658f1ae32a1SGerd Hoffmann break; 2659f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2660f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2661b62b0828SGerd Hoffmann pls = PLS_POLLING; 2662f1ae32a1SGerd Hoffmann break; 26630846e635SGerd Hoffmann case USB_SPEED_SUPER: 26640846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2665b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2666b62b0828SGerd Hoffmann pls = PLS_U0; 26670846e635SGerd Hoffmann break; 2668f1ae32a1SGerd Hoffmann } 2669f1ae32a1SGerd Hoffmann } 2670b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 26714f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2672f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2673f1ae32a1SGerd Hoffmann } 2674f1ae32a1SGerd Hoffmann 2675*dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 267640030130SGerd Hoffmann { 26774f47f0f8SGerd Hoffmann trace_usb_xhci_port_reset(port->portnr); 26784f47f0f8SGerd Hoffmann 2679b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2680b62b0828SGerd Hoffmann return; 2681b62b0828SGerd Hoffmann } 2682b62b0828SGerd Hoffmann 268340030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2684b62b0828SGerd Hoffmann 2685b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2686*dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2687*dad5b9eaSGerd Hoffmann if (warm_reset) { 2688*dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2689*dad5b9eaSGerd Hoffmann } 2690*dad5b9eaSGerd Hoffmann /* fall through */ 2691b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2692b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2693b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2694b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 26954f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2696b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2697b62b0828SGerd Hoffmann break; 2698b62b0828SGerd Hoffmann } 2699b62b0828SGerd Hoffmann 2700b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2701b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 270240030130SGerd Hoffmann } 270340030130SGerd Hoffmann 270464619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2705f1ae32a1SGerd Hoffmann { 270637034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2707f1ae32a1SGerd Hoffmann int i; 2708f1ae32a1SGerd Hoffmann 27092d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2710f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2711f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset while running!\n"); 2712f1ae32a1SGerd Hoffmann } 2713f1ae32a1SGerd Hoffmann 2714f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2715f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2716f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2717f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2718f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2719f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2720f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2721f1ae32a1SGerd Hoffmann xhci->config = 0; 2722f1ae32a1SGerd Hoffmann 272391062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2724f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2725f1ae32a1SGerd Hoffmann } 2726f1ae32a1SGerd Hoffmann 27270846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2728f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2729f1ae32a1SGerd Hoffmann } 2730f1ae32a1SGerd Hoffmann 273191062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2732962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2733962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2734962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2735962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2736962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2737962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2738962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2739962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2740f1ae32a1SGerd Hoffmann 2741962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2742962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2743962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2744962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2745962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2746962d11e1SGerd Hoffmann } 274701546fa6SGerd Hoffmann 274801546fa6SGerd Hoffmann xhci->mfindex_start = qemu_get_clock_ns(vm_clock); 274901546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2750f1ae32a1SGerd Hoffmann } 2751f1ae32a1SGerd Hoffmann 2752a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2753f1ae32a1SGerd Hoffmann { 27541b067564SGerd Hoffmann XHCIState *xhci = ptr; 27552d754a10SGerd Hoffmann uint32_t ret; 2756f1ae32a1SGerd Hoffmann 2757f1ae32a1SGerd Hoffmann switch (reg) { 2758f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 27592d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 27602d754a10SGerd Hoffmann break; 2761f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 27620846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 276391062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 27642d754a10SGerd Hoffmann break; 2765f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 27662d754a10SGerd Hoffmann ret = 0x0000000f; 27672d754a10SGerd Hoffmann break; 2768f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 27692d754a10SGerd Hoffmann ret = 0x00000000; 27702d754a10SGerd Hoffmann break; 2771f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 27722d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 2773024426acSGerd Hoffmann ret = 0x00087000; 27742d754a10SGerd Hoffmann } else { 2775024426acSGerd Hoffmann ret = 0x00087001; 27762d754a10SGerd Hoffmann } 27772d754a10SGerd Hoffmann break; 2778f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 27792d754a10SGerd Hoffmann ret = OFF_DOORBELL; 27802d754a10SGerd Hoffmann break; 2781f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 27822d754a10SGerd Hoffmann ret = OFF_RUNTIME; 27832d754a10SGerd Hoffmann break; 2784f1ae32a1SGerd Hoffmann 2785f1ae32a1SGerd Hoffmann /* extended capabilities */ 2786f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 27872d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 27882d754a10SGerd Hoffmann break; 2789f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 27900ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27912d754a10SGerd Hoffmann break; 2792f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 27930846e635SGerd Hoffmann ret = 0x00000001 | (xhci->numports_2<<8); 27942d754a10SGerd Hoffmann break; 2795f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 27962d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27972d754a10SGerd Hoffmann break; 2798f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 27992d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 28002d754a10SGerd Hoffmann break; 2801f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 28020ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 28032d754a10SGerd Hoffmann break; 2804f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 28050846e635SGerd Hoffmann ret = 0x00000000 | (xhci->numports_2+1) | (xhci->numports_3<<8); 28062d754a10SGerd Hoffmann break; 2807f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 28082d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 28092d754a10SGerd Hoffmann break; 2810f1ae32a1SGerd Hoffmann default: 28110ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 28122d754a10SGerd Hoffmann ret = 0; 2813f1ae32a1SGerd Hoffmann } 28142d754a10SGerd Hoffmann 28152d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 28162d754a10SGerd Hoffmann return ret; 2817f1ae32a1SGerd Hoffmann } 2818f1ae32a1SGerd Hoffmann 2819a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2820f1ae32a1SGerd Hoffmann { 28211d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 28222d754a10SGerd Hoffmann uint32_t ret; 28232d754a10SGerd Hoffmann 28241d8a4e69SGerd Hoffmann switch (reg) { 2825f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 28261d8a4e69SGerd Hoffmann ret = port->portsc; 28272d754a10SGerd Hoffmann break; 2828f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2829f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 28302d754a10SGerd Hoffmann ret = 0; 28312d754a10SGerd Hoffmann break; 2832f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2833f1ae32a1SGerd Hoffmann default: 28340ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 28352d754a10SGerd Hoffmann ret = 0; 2836f1ae32a1SGerd Hoffmann } 28372d754a10SGerd Hoffmann 28381d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 28392d754a10SGerd Hoffmann return ret; 2840f1ae32a1SGerd Hoffmann } 2841f1ae32a1SGerd Hoffmann 2842a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 28431d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2844f1ae32a1SGerd Hoffmann { 28451d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2846bdfce20dSGerd Hoffmann uint32_t portsc, notify; 2847f1ae32a1SGerd Hoffmann 28481d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 28492d754a10SGerd Hoffmann 28501d8a4e69SGerd Hoffmann switch (reg) { 2851f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 2852bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 2853*dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 2854*dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 2855*dad5b9eaSGerd Hoffmann break; 2856*dad5b9eaSGerd Hoffmann } 2857bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 2858*dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 2859bdfce20dSGerd Hoffmann break; 2860bdfce20dSGerd Hoffmann } 2861bdfce20dSGerd Hoffmann 28621d8a4e69SGerd Hoffmann portsc = port->portsc; 2863bdfce20dSGerd Hoffmann notify = 0; 2864f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2865f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2866f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2867f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2868f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 2869bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 2870bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 2871bdfce20dSGerd Hoffmann switch (new_pls) { 2872bdfce20dSGerd Hoffmann case PLS_U0: 2873bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 2874bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2875bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2876bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 2877bdfce20dSGerd Hoffmann } 2878bdfce20dSGerd Hoffmann break; 2879bdfce20dSGerd Hoffmann case PLS_U3: 2880bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 2881bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2882bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2883bdfce20dSGerd Hoffmann } 2884bdfce20dSGerd Hoffmann break; 2885bdfce20dSGerd Hoffmann case PLS_RESUME: 2886bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 2887bdfce20dSGerd Hoffmann break; 2888bdfce20dSGerd Hoffmann default: 2889bdfce20dSGerd Hoffmann fprintf(stderr, "%s: ignore pls write (old %d, new %d)\n", 2890bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 2891bdfce20dSGerd Hoffmann break; 2892bdfce20dSGerd Hoffmann } 2893f1ae32a1SGerd Hoffmann } 2894f1ae32a1SGerd Hoffmann /* read/write bits */ 2895f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2896f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 289740030130SGerd Hoffmann port->portsc = portsc; 2898bdfce20dSGerd Hoffmann if (notify) { 2899bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 2900f1ae32a1SGerd Hoffmann } 2901f1ae32a1SGerd Hoffmann break; 2902f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2903f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2904f1ae32a1SGerd Hoffmann default: 29050ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 2906f1ae32a1SGerd Hoffmann } 2907f1ae32a1SGerd Hoffmann } 2908f1ae32a1SGerd Hoffmann 2909a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2910f1ae32a1SGerd Hoffmann { 29111b067564SGerd Hoffmann XHCIState *xhci = ptr; 29122d754a10SGerd Hoffmann uint32_t ret; 2913f1ae32a1SGerd Hoffmann 2914f1ae32a1SGerd Hoffmann switch (reg) { 2915f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 29162d754a10SGerd Hoffmann ret = xhci->usbcmd; 29172d754a10SGerd Hoffmann break; 2918f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 29192d754a10SGerd Hoffmann ret = xhci->usbsts; 29202d754a10SGerd Hoffmann break; 2921f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 29222d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 29232d754a10SGerd Hoffmann break; 2924f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 29252d754a10SGerd Hoffmann ret = xhci->dnctrl; 29262d754a10SGerd Hoffmann break; 2927f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 29282d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 29292d754a10SGerd Hoffmann break; 2930f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 29312d754a10SGerd Hoffmann ret = xhci->crcr_high; 29322d754a10SGerd Hoffmann break; 2933f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 29342d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 29352d754a10SGerd Hoffmann break; 2936f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 29372d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 29382d754a10SGerd Hoffmann break; 2939f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 29402d754a10SGerd Hoffmann ret = xhci->config; 29412d754a10SGerd Hoffmann break; 2942f1ae32a1SGerd Hoffmann default: 29430ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 29442d754a10SGerd Hoffmann ret = 0; 2945f1ae32a1SGerd Hoffmann } 29462d754a10SGerd Hoffmann 29472d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 29482d754a10SGerd Hoffmann return ret; 2949f1ae32a1SGerd Hoffmann } 2950f1ae32a1SGerd Hoffmann 2951a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 29521b067564SGerd Hoffmann uint64_t val, unsigned size) 2953f1ae32a1SGerd Hoffmann { 29541b067564SGerd Hoffmann XHCIState *xhci = ptr; 295537034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 29561b067564SGerd Hoffmann 29572d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 29582d754a10SGerd Hoffmann 2959f1ae32a1SGerd Hoffmann switch (reg) { 2960f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2961f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2962f1ae32a1SGerd Hoffmann xhci_run(xhci); 2963f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2964f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2965f1ae32a1SGerd Hoffmann } 2966f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 296701546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2968f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 296937034575SPeter Crosthwaite xhci_reset(d); 2970f1ae32a1SGerd Hoffmann } 29714c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2972f1ae32a1SGerd Hoffmann break; 2973f1ae32a1SGerd Hoffmann 2974f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2975f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2976f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 29774c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2978f1ae32a1SGerd Hoffmann break; 2979f1ae32a1SGerd Hoffmann 2980f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2981f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2982f1ae32a1SGerd Hoffmann break; 2983f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 2984f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 2985f1ae32a1SGerd Hoffmann break; 2986f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 2987f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 2988f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 2989f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 2990f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 29912d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2992f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 2993f1ae32a1SGerd Hoffmann } else { 299459a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 2995f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 2996f1ae32a1SGerd Hoffmann } 2997f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 2998f1ae32a1SGerd Hoffmann break; 2999f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3000f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3001f1ae32a1SGerd Hoffmann break; 3002f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3003f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3004f1ae32a1SGerd Hoffmann break; 3005f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3006f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3007f1ae32a1SGerd Hoffmann break; 3008f1ae32a1SGerd Hoffmann default: 30090ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3010f1ae32a1SGerd Hoffmann } 3011f1ae32a1SGerd Hoffmann } 3012f1ae32a1SGerd Hoffmann 3013a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 30141b067564SGerd Hoffmann unsigned size) 3015f1ae32a1SGerd Hoffmann { 30161b067564SGerd Hoffmann XHCIState *xhci = ptr; 301743d9d604SGerd Hoffmann uint32_t ret = 0; 3018f1ae32a1SGerd Hoffmann 301943d9d604SGerd Hoffmann if (reg < 0x20) { 3020f1ae32a1SGerd Hoffmann switch (reg) { 3021f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 302201546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 30232d754a10SGerd Hoffmann break; 3024f1ae32a1SGerd Hoffmann default: 30250ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 302643d9d604SGerd Hoffmann break; 302743d9d604SGerd Hoffmann } 302843d9d604SGerd Hoffmann } else { 302943d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 303043d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 303143d9d604SGerd Hoffmann switch (reg & 0x1f) { 303243d9d604SGerd Hoffmann case 0x00: /* IMAN */ 303343d9d604SGerd Hoffmann ret = intr->iman; 303443d9d604SGerd Hoffmann break; 303543d9d604SGerd Hoffmann case 0x04: /* IMOD */ 303643d9d604SGerd Hoffmann ret = intr->imod; 303743d9d604SGerd Hoffmann break; 303843d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 303943d9d604SGerd Hoffmann ret = intr->erstsz; 304043d9d604SGerd Hoffmann break; 304143d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 304243d9d604SGerd Hoffmann ret = intr->erstba_low; 304343d9d604SGerd Hoffmann break; 304443d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 304543d9d604SGerd Hoffmann ret = intr->erstba_high; 304643d9d604SGerd Hoffmann break; 304743d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 304843d9d604SGerd Hoffmann ret = intr->erdp_low; 304943d9d604SGerd Hoffmann break; 305043d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 305143d9d604SGerd Hoffmann ret = intr->erdp_high; 305243d9d604SGerd Hoffmann break; 305343d9d604SGerd Hoffmann } 3054f1ae32a1SGerd Hoffmann } 30552d754a10SGerd Hoffmann 30562d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 30572d754a10SGerd Hoffmann return ret; 3058f1ae32a1SGerd Hoffmann } 3059f1ae32a1SGerd Hoffmann 3060a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 30611b067564SGerd Hoffmann uint64_t val, unsigned size) 3062f1ae32a1SGerd Hoffmann { 30631b067564SGerd Hoffmann XHCIState *xhci = ptr; 306443d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 306543d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 30668e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3067f1ae32a1SGerd Hoffmann 306843d9d604SGerd Hoffmann if (reg < 0x20) { 30690ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 307043d9d604SGerd Hoffmann return; 307143d9d604SGerd Hoffmann } 307243d9d604SGerd Hoffmann 307343d9d604SGerd Hoffmann switch (reg & 0x1f) { 307443d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3075f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3076962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3077f1ae32a1SGerd Hoffmann } 3078962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3079962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 308043d9d604SGerd Hoffmann if (v == 0) { 30814c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 308243d9d604SGerd Hoffmann } 308343d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3084f1ae32a1SGerd Hoffmann break; 308543d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3086962d11e1SGerd Hoffmann intr->imod = val; 3087f1ae32a1SGerd Hoffmann break; 308843d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3089962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3090f1ae32a1SGerd Hoffmann break; 309143d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3092f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3093962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3094962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3095f1ae32a1SGerd Hoffmann break; 309643d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3097962d11e1SGerd Hoffmann intr->erstba_high = val; 309843d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3099f1ae32a1SGerd Hoffmann break; 310043d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3101f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3102962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3103f1ae32a1SGerd Hoffmann } 3104962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3105f1ae32a1SGerd Hoffmann break; 310643d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3107962d11e1SGerd Hoffmann intr->erdp_high = val; 310843d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3109f1ae32a1SGerd Hoffmann break; 3110f1ae32a1SGerd Hoffmann default: 31110ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3112f1ae32a1SGerd Hoffmann } 3113f1ae32a1SGerd Hoffmann } 3114f1ae32a1SGerd Hoffmann 3115a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 31161b067564SGerd Hoffmann unsigned size) 3117f1ae32a1SGerd Hoffmann { 3118f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 31192d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3120f1ae32a1SGerd Hoffmann return 0; 3121f1ae32a1SGerd Hoffmann } 3122f1ae32a1SGerd Hoffmann 3123a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 31241b067564SGerd Hoffmann uint64_t val, unsigned size) 3125f1ae32a1SGerd Hoffmann { 31261b067564SGerd Hoffmann XHCIState *xhci = ptr; 3127024426acSGerd Hoffmann unsigned int epid, streamid; 31281b067564SGerd Hoffmann 31292d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3130f1ae32a1SGerd Hoffmann 3131f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3132f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: wrote doorbell while xHC stopped or paused\n"); 3133f1ae32a1SGerd Hoffmann return; 3134f1ae32a1SGerd Hoffmann } 3135f1ae32a1SGerd Hoffmann 3136f1ae32a1SGerd Hoffmann reg >>= 2; 3137f1ae32a1SGerd Hoffmann 3138f1ae32a1SGerd Hoffmann if (reg == 0) { 3139f1ae32a1SGerd Hoffmann if (val == 0) { 3140f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3141f1ae32a1SGerd Hoffmann } else { 31421b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell 0 write: 0x%x\n", 31431b067564SGerd Hoffmann (uint32_t)val); 3144f1ae32a1SGerd Hoffmann } 3145f1ae32a1SGerd Hoffmann } else { 3146024426acSGerd Hoffmann epid = val & 0xff; 3147024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 314891062ae0SGerd Hoffmann if (reg > xhci->numslots) { 31491b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d\n", (int)reg); 3150024426acSGerd Hoffmann } else if (epid > 31) { 31511b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d write: 0x%x\n", 31521b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3153f1ae32a1SGerd Hoffmann } else { 3154024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3155f1ae32a1SGerd Hoffmann } 3156f1ae32a1SGerd Hoffmann } 3157f1ae32a1SGerd Hoffmann } 3158f1ae32a1SGerd Hoffmann 31596d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 31606d3bc22eSGerd Hoffmann unsigned width) 31616d3bc22eSGerd Hoffmann { 31626d3bc22eSGerd Hoffmann /* nothing */ 31636d3bc22eSGerd Hoffmann } 31646d3bc22eSGerd Hoffmann 31651b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 31661b067564SGerd Hoffmann .read = xhci_cap_read, 31676d3bc22eSGerd Hoffmann .write = xhci_cap_write, 31686ee021d4SGerd Hoffmann .valid.min_access_size = 1, 31691b067564SGerd Hoffmann .valid.max_access_size = 4, 31706ee021d4SGerd Hoffmann .impl.min_access_size = 4, 31716ee021d4SGerd Hoffmann .impl.max_access_size = 4, 31721b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31731b067564SGerd Hoffmann }; 3174f1ae32a1SGerd Hoffmann 31751b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 31761b067564SGerd Hoffmann .read = xhci_oper_read, 31771b067564SGerd Hoffmann .write = xhci_oper_write, 31781b067564SGerd Hoffmann .valid.min_access_size = 4, 31791b067564SGerd Hoffmann .valid.max_access_size = 4, 31801b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31811b067564SGerd Hoffmann }; 3182f1ae32a1SGerd Hoffmann 31831d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 31841d8a4e69SGerd Hoffmann .read = xhci_port_read, 31851d8a4e69SGerd Hoffmann .write = xhci_port_write, 31861d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 31871d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 31881d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31891d8a4e69SGerd Hoffmann }; 31901d8a4e69SGerd Hoffmann 31911b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 31921b067564SGerd Hoffmann .read = xhci_runtime_read, 31931b067564SGerd Hoffmann .write = xhci_runtime_write, 31941b067564SGerd Hoffmann .valid.min_access_size = 4, 31951b067564SGerd Hoffmann .valid.max_access_size = 4, 31961b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31971b067564SGerd Hoffmann }; 3198f1ae32a1SGerd Hoffmann 31991b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 32001b067564SGerd Hoffmann .read = xhci_doorbell_read, 32011b067564SGerd Hoffmann .write = xhci_doorbell_write, 3202f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3203f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3204f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3205f1ae32a1SGerd Hoffmann }; 3206f1ae32a1SGerd Hoffmann 3207f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3208f1ae32a1SGerd Hoffmann { 3209f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32100846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3211f1ae32a1SGerd Hoffmann 3212f3214027SGerd Hoffmann xhci_port_update(port, 0); 3213f1ae32a1SGerd Hoffmann } 3214f1ae32a1SGerd Hoffmann 3215f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3216f1ae32a1SGerd Hoffmann { 3217f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32180846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3219f1ae32a1SGerd Hoffmann 3220f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3221f3214027SGerd Hoffmann xhci_port_update(port, 1); 3222f1ae32a1SGerd Hoffmann } 3223f1ae32a1SGerd Hoffmann 3224f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3225f1ae32a1SGerd Hoffmann { 3226f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32270846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3228f1ae32a1SGerd Hoffmann 322985e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3230f1ae32a1SGerd Hoffmann return; 3231f1ae32a1SGerd Hoffmann } 323285e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3233f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3234f1ae32a1SGerd Hoffmann } 3235f1ae32a1SGerd Hoffmann 3236f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3237f1ae32a1SGerd Hoffmann { 3238f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3239f1ae32a1SGerd Hoffmann 32409a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 32410cae7b1aSHans de Goede xhci_ep_nuke_one_xfer(xfer); 32420cae7b1aSHans de Goede return; 32430cae7b1aSHans de Goede } 32449a77a0f5SHans de Goede xhci_complete_packet(xfer); 3245024426acSGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid, xfer->streamid); 3246f1ae32a1SGerd Hoffmann } 3247f1ae32a1SGerd Hoffmann 3248ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3249f1ae32a1SGerd Hoffmann { 3250ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3251ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3252ccaf87a0SGerd Hoffmann 325381251841SGerd Hoffmann xhci_detach_slot(xhci, uport); 3254f1ae32a1SGerd Hoffmann } 3255f1ae32a1SGerd Hoffmann 32561d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3257f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3258f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3259f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3260f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3261f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3262f1ae32a1SGerd Hoffmann }; 3263f1ae32a1SGerd Hoffmann 3264f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3265f1ae32a1SGerd Hoffmann { 3266f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3267f1ae32a1SGerd Hoffmann return 1; 3268f1ae32a1SGerd Hoffmann } 3269f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3270f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3271f1ae32a1SGerd Hoffmann } else { 3272f1ae32a1SGerd Hoffmann return ep->nr * 2; 3273f1ae32a1SGerd Hoffmann } 3274f1ae32a1SGerd Hoffmann } 3275f1ae32a1SGerd Hoffmann 32768550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 32778550a02dSGerd Hoffmann unsigned int stream) 3278f1ae32a1SGerd Hoffmann { 3279f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3280f1ae32a1SGerd Hoffmann int slotid; 3281f1ae32a1SGerd Hoffmann 3282f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3283af203be3SGerd Hoffmann slotid = ep->dev->addr; 3284f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3285f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3286f1ae32a1SGerd Hoffmann return; 3287f1ae32a1SGerd Hoffmann } 3288024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3289f1ae32a1SGerd Hoffmann } 3290f1ae32a1SGerd Hoffmann 3291f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3292f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3293f1ae32a1SGerd Hoffmann }; 3294f1ae32a1SGerd Hoffmann 329537034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3296f1ae32a1SGerd Hoffmann { 329737034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 32980846e635SGerd Hoffmann XHCIPort *port; 32990846e635SGerd Hoffmann int i, usbports, speedmask; 3300f1ae32a1SGerd Hoffmann 3301f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3302f1ae32a1SGerd Hoffmann 33030846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 33040846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 33050846e635SGerd Hoffmann } 33060846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 33070846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 33080846e635SGerd Hoffmann } 33090846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 33100846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 33110846e635SGerd Hoffmann 331237034575SPeter Crosthwaite usb_bus_new(&xhci->bus, &xhci_bus_ops, dev); 3313f1ae32a1SGerd Hoffmann 33140846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 33150846e635SGerd Hoffmann speedmask = 0; 33160846e635SGerd Hoffmann if (i < xhci->numports_2) { 33170846e635SGerd Hoffmann port = &xhci->ports[i]; 33180846e635SGerd Hoffmann port->portnr = i + 1; 33190846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33200846e635SGerd Hoffmann port->speedmask = 3321f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3322f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 33230846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 33241d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 33250846e635SGerd Hoffmann speedmask |= port->speedmask; 3326f1ae32a1SGerd Hoffmann } 33270846e635SGerd Hoffmann if (i < xhci->numports_3) { 33280846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 33290846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 33300846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33310846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 33321d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 33330846e635SGerd Hoffmann speedmask |= port->speedmask; 33340846e635SGerd Hoffmann } 33350846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 33361d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3337f1ae32a1SGerd Hoffmann } 3338f1ae32a1SGerd Hoffmann } 3339f1ae32a1SGerd Hoffmann 3340f1ae32a1SGerd Hoffmann static int usb_xhci_initfn(struct PCIDevice *dev) 3341f1ae32a1SGerd Hoffmann { 33421d8a4e69SGerd Hoffmann int i, ret; 3343f1ae32a1SGerd Hoffmann 334437034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3345f1ae32a1SGerd Hoffmann 33469b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 33479b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 33489b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 33499b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3350f1ae32a1SGerd Hoffmann 335137034575SPeter Crosthwaite usb_xhci_init(xhci); 3352f1ae32a1SGerd Hoffmann 335391062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 335491062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 335591062ae0SGerd Hoffmann } 3356c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3357c94a7c69SGerd Hoffmann xhci->numintrs++; 3358c94a7c69SGerd Hoffmann } 335991062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 336091062ae0SGerd Hoffmann xhci->numintrs = 1; 336191062ae0SGerd Hoffmann } 336291062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 336391062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 336491062ae0SGerd Hoffmann } 336591062ae0SGerd Hoffmann if (xhci->numslots < 1) { 336691062ae0SGerd Hoffmann xhci->numslots = 1; 336791062ae0SGerd Hoffmann } 336891062ae0SGerd Hoffmann 336901546fa6SGerd Hoffmann xhci->mfwrap_timer = qemu_new_timer_ns(vm_clock, xhci_mfwrap_timer, xhci); 337001546fa6SGerd Hoffmann 33719b7d3334SAndreas Färber xhci->irq = dev->irq[0]; 3372f1ae32a1SGerd Hoffmann 337322fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 337422fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 33751b067564SGerd Hoffmann "capabilities", LEN_CAP); 337622fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 33771d8a4e69SGerd Hoffmann "operational", 0x400); 337822fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 33791b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 338022fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 33811b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 33821b067564SGerd Hoffmann 33831b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 33841b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 33851b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 33861b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 33871b067564SGerd Hoffmann 33881d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 33891d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 33901d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 33911d8a4e69SGerd Hoffmann port->xhci = xhci; 339222fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 33931d8a4e69SGerd Hoffmann port->name, 0x10); 33941d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 33951d8a4e69SGerd Hoffmann } 33961d8a4e69SGerd Hoffmann 33979b7d3334SAndreas Färber pci_register_bar(dev, 0, 3398f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3399f1ae32a1SGerd Hoffmann &xhci->mem); 3400f1ae32a1SGerd Hoffmann 34019b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3402f1ae32a1SGerd Hoffmann assert(ret >= 0); 3403f1ae32a1SGerd Hoffmann 3404c5e9b02dSGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI)) { 34059b7d3334SAndreas Färber msi_init(dev, 0x70, xhci->numintrs, true, false); 3406f1ae32a1SGerd Hoffmann } 34074c47f800SGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI_X)) { 34089b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 34094c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 34104c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 34114c47f800SGerd Hoffmann 0x90); 34124c47f800SGerd Hoffmann } 3413f1ae32a1SGerd Hoffmann 3414f1ae32a1SGerd Hoffmann return 0; 3415f1ae32a1SGerd Hoffmann } 3416f1ae32a1SGerd Hoffmann 341737352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 341837352df3SGerd Hoffmann { 341937352df3SGerd Hoffmann XHCIState *xhci = opaque; 34209b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 342137352df3SGerd Hoffmann XHCISlot *slot; 342237352df3SGerd Hoffmann XHCIEPContext *epctx; 342337352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 342437352df3SGerd Hoffmann uint32_t slot_ctx[4]; 342537352df3SGerd Hoffmann uint32_t ep_ctx[5]; 342637352df3SGerd Hoffmann int slotid, epid, state, intr; 342737352df3SGerd Hoffmann 342837352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 342937352df3SGerd Hoffmann 343037352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 343137352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 343237352df3SGerd Hoffmann if (!slot->addressed) { 343337352df3SGerd Hoffmann continue; 343437352df3SGerd Hoffmann } 343537352df3SGerd Hoffmann slot->ctx = 34369b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 343737352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 343837352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 343937352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 344037352df3SGerd Hoffmann 344137352df3SGerd Hoffmann for (epid = 1; epid <= 32; epid++) { 344237352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 344337352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 344437352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 344537352df3SGerd Hoffmann if (state == EP_DISABLED) { 344637352df3SGerd Hoffmann continue; 344737352df3SGerd Hoffmann } 344837352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 344937352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 345037352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 345137352df3SGerd Hoffmann epctx->state = state; 345237352df3SGerd Hoffmann if (state == EP_RUNNING) { 345337352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 345437352df3SGerd Hoffmann qemu_mod_timer(epctx->kick_timer, qemu_get_clock_ns(vm_clock)); 345537352df3SGerd Hoffmann } 345637352df3SGerd Hoffmann } 345737352df3SGerd Hoffmann } 345837352df3SGerd Hoffmann 345937352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 346037352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 34619b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 346237352df3SGerd Hoffmann } else { 34639b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 346437352df3SGerd Hoffmann } 346537352df3SGerd Hoffmann } 346637352df3SGerd Hoffmann 346737352df3SGerd Hoffmann return 0; 346837352df3SGerd Hoffmann } 346937352df3SGerd Hoffmann 347037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 347137352df3SGerd Hoffmann .name = "xhci-ring", 347237352df3SGerd Hoffmann .version_id = 1, 347337352df3SGerd Hoffmann .fields = (VMStateField[]) { 347437352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 347537352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 347637352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 347737352df3SGerd Hoffmann } 347837352df3SGerd Hoffmann }; 347937352df3SGerd Hoffmann 348037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 348137352df3SGerd Hoffmann .name = "xhci-port", 348237352df3SGerd Hoffmann .version_id = 1, 348337352df3SGerd Hoffmann .fields = (VMStateField[]) { 348437352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 348537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 348637352df3SGerd Hoffmann } 348737352df3SGerd Hoffmann }; 348837352df3SGerd Hoffmann 348937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 349037352df3SGerd Hoffmann .name = "xhci-slot", 349137352df3SGerd Hoffmann .version_id = 1, 349237352df3SGerd Hoffmann .fields = (VMStateField[]) { 349337352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 349437352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 349537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 349637352df3SGerd Hoffmann } 349737352df3SGerd Hoffmann }; 349837352df3SGerd Hoffmann 349937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 350037352df3SGerd Hoffmann .name = "xhci-event", 350137352df3SGerd Hoffmann .version_id = 1, 350237352df3SGerd Hoffmann .fields = (VMStateField[]) { 350337352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 350437352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 350537352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 350637352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 350737352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 350837352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 350937352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 351037352df3SGerd Hoffmann } 351137352df3SGerd Hoffmann }; 351237352df3SGerd Hoffmann 351337352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 351437352df3SGerd Hoffmann { 351537352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 351637352df3SGerd Hoffmann return intr->er_full; 351737352df3SGerd Hoffmann } 351837352df3SGerd Hoffmann 351937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 352037352df3SGerd Hoffmann .name = "xhci-intr", 352137352df3SGerd Hoffmann .version_id = 1, 352237352df3SGerd Hoffmann .fields = (VMStateField[]) { 352337352df3SGerd Hoffmann /* registers */ 352437352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 352537352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 352637352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 352737352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 352837352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 352937352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 353037352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 353137352df3SGerd Hoffmann 353237352df3SGerd Hoffmann /* state */ 353337352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 353437352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 353537352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 353637352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 353737352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 353837352df3SGerd Hoffmann 353937352df3SGerd Hoffmann /* event queue (used if ring is full) */ 354037352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 354137352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 354237352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 354337352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 354437352df3SGerd Hoffmann xhci_er_full, 1, 354537352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 354637352df3SGerd Hoffmann 354737352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 354837352df3SGerd Hoffmann } 354937352df3SGerd Hoffmann }; 355037352df3SGerd Hoffmann 3551f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3552f1ae32a1SGerd Hoffmann .name = "xhci", 355337352df3SGerd Hoffmann .version_id = 1, 355437352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 355537352df3SGerd Hoffmann .fields = (VMStateField[]) { 35569b7d3334SAndreas Färber VMSTATE_PCIE_DEVICE(parent_obj, XHCIState), 35579b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 355837352df3SGerd Hoffmann 355937352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 356037352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 356137352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 356237352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 356337352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 356437352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 356537352df3SGerd Hoffmann 356637352df3SGerd Hoffmann /* Operational Registers */ 356737352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 356837352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 356937352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 357037352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 357137352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 357237352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 357337352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 357437352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 357537352df3SGerd Hoffmann 357637352df3SGerd Hoffmann /* Runtime Registers & state */ 357737352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 357837352df3SGerd Hoffmann VMSTATE_TIMER(mfwrap_timer, XHCIState), 357937352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 358037352df3SGerd Hoffmann 358137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 358237352df3SGerd Hoffmann } 3583f1ae32a1SGerd Hoffmann }; 3584f1ae32a1SGerd Hoffmann 3585f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3586c5e9b02dSGerd Hoffmann DEFINE_PROP_BIT("msi", XHCIState, flags, XHCI_FLAG_USE_MSI, true), 35874c47f800SGerd Hoffmann DEFINE_PROP_BIT("msix", XHCIState, flags, XHCI_FLAG_USE_MSI_X, true), 358891062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 358991062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 35900846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 35910846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3592f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3593f1ae32a1SGerd Hoffmann }; 3594f1ae32a1SGerd Hoffmann 3595f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3596f1ae32a1SGerd Hoffmann { 3597f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3598f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3599f1ae32a1SGerd Hoffmann 3600f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3601f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 360264619739SJan Kiszka dc->reset = xhci_reset; 3603125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 3604f1ae32a1SGerd Hoffmann k->init = usb_xhci_initfn; 3605f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3606f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3607f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3608f1ae32a1SGerd Hoffmann k->revision = 0x03; 3609f1ae32a1SGerd Hoffmann k->is_express = 1; 36106c2d1c32SGerd Hoffmann k->no_hotplug = 1; 3611f1ae32a1SGerd Hoffmann } 3612f1ae32a1SGerd Hoffmann 36138c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 361437034575SPeter Crosthwaite .name = TYPE_XHCI, 3615f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3616f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3617f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3618f1ae32a1SGerd Hoffmann }; 3619f1ae32a1SGerd Hoffmann 3620f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3621f1ae32a1SGerd Hoffmann { 3622f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3623f1ae32a1SGerd Hoffmann } 3624f1ae32a1SGerd Hoffmann 3625f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3626