1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * USB xHCI controller emulation 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * Copyright (c) 2011 Securiforest 5f1ae32a1SGerd Hoffmann * Date: 2011-05-11 ; Author: Hector Martin <hector@marcansoft.com> 6f1ae32a1SGerd Hoffmann * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 7f1ae32a1SGerd Hoffmann * 8f1ae32a1SGerd Hoffmann * This library is free software; you can redistribute it and/or 9f1ae32a1SGerd Hoffmann * modify it under the terms of the GNU Lesser General Public 10f1ae32a1SGerd Hoffmann * License as published by the Free Software Foundation; either 11f1ae32a1SGerd Hoffmann * version 2 of the License, or (at your option) any later version. 12f1ae32a1SGerd Hoffmann * 13f1ae32a1SGerd Hoffmann * This library is distributed in the hope that it will be useful, 14f1ae32a1SGerd Hoffmann * but WITHOUT ANY WARRANTY; without even the implied warranty of 15f1ae32a1SGerd Hoffmann * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16f1ae32a1SGerd Hoffmann * Lesser General Public License for more details. 17f1ae32a1SGerd Hoffmann * 18f1ae32a1SGerd Hoffmann * You should have received a copy of the GNU Lesser General Public 19f1ae32a1SGerd Hoffmann * License along with this library; if not, see <http://www.gnu.org/licenses/>. 20f1ae32a1SGerd Hoffmann */ 21e532b2e0SPeter Maydell #include "qemu/osdep.h" 22f1ae32a1SGerd Hoffmann #include "hw/hw.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 24f1ae32a1SGerd Hoffmann #include "hw/usb.h" 25a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 27a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 282d754a10SGerd Hoffmann #include "trace.h" 29f1ae32a1SGerd Hoffmann 30f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 31f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 32f1ae32a1SGerd Hoffmann 33f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 34f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 35f1ae32a1SGerd Hoffmann #else 36f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 37f1ae32a1SGerd Hoffmann #endif 38024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 39024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 40f1ae32a1SGerd Hoffmann 41d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 42d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 43f1ae32a1SGerd Hoffmann 440846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 45d95e74eaSGerd Hoffmann #define MAXSLOTS 64 46d95e74eaSGerd Hoffmann #define MAXINTRS 16 47f1ae32a1SGerd Hoffmann 48f1ae32a1SGerd Hoffmann #define TD_QUEUE 24 49f1ae32a1SGerd Hoffmann 50f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 51f1ae32a1SGerd Hoffmann #define EV_QUEUE (((3*TD_QUEUE)+16)*MAXSLOTS) 52f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 53f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 54f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 55f1ae32a1SGerd Hoffmann 56f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 57f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 58106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 59f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 60f1ae32a1SGerd Hoffmann 61106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 62106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 63106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 644c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 654c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 66f1ae32a1SGerd Hoffmann /* must be power of 2 */ 67106b214cSGerd Hoffmann #define LEN_REGS 0x4000 68f1ae32a1SGerd Hoffmann 69106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 70106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 71106b214cSGerd Hoffmann #endif 72106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 73106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 74106b214cSGerd Hoffmann #endif 75f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 76f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 77f1ae32a1SGerd Hoffmann #endif 78f1ae32a1SGerd Hoffmann 79f1ae32a1SGerd Hoffmann /* bit definitions */ 80f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 81f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 82f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 83f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 84f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 85f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 86f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 87f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 88f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 89f1ae32a1SGerd Hoffmann 90f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 91f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 92f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 93f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 94f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 95f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 96f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 97f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 98f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 99f1ae32a1SGerd Hoffmann 100f1ae32a1SGerd Hoffmann 101f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 102f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 103f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 104f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 105f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 106f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 107f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 108f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 109f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 110f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 113f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 114f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 115f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 116f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 117f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 118f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 119f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 120f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 121f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 122f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 123f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 124f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 125f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 126f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 127f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 128f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 129f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 130f1ae32a1SGerd Hoffmann 131f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 132f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 133f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 134f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 135f1ae32a1SGerd Hoffmann 136f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 137f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 138f1ae32a1SGerd Hoffmann 139f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 140f1ae32a1SGerd Hoffmann 141f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 142f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 143f1ae32a1SGerd Hoffmann uint64_t parameter; 144f1ae32a1SGerd Hoffmann uint32_t status; 145f1ae32a1SGerd Hoffmann uint32_t control; 14659a70ccdSDavid Gibson dma_addr_t addr; 147f1ae32a1SGerd Hoffmann bool ccs; 148f1ae32a1SGerd Hoffmann } XHCITRB; 149f1ae32a1SGerd Hoffmann 15085e05d82SGerd Hoffmann enum { 15185e05d82SGerd Hoffmann PLS_U0 = 0, 15285e05d82SGerd Hoffmann PLS_U1 = 1, 15385e05d82SGerd Hoffmann PLS_U2 = 2, 15485e05d82SGerd Hoffmann PLS_U3 = 3, 15585e05d82SGerd Hoffmann PLS_DISABLED = 4, 15685e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15785e05d82SGerd Hoffmann PLS_INACTIVE = 6, 15885e05d82SGerd Hoffmann PLS_POLLING = 7, 15985e05d82SGerd Hoffmann PLS_RECOVERY = 8, 16085e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16185e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16285e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16385e05d82SGerd Hoffmann PLS_RESUME = 15, 16485e05d82SGerd Hoffmann }; 165f1ae32a1SGerd Hoffmann 166f1ae32a1SGerd Hoffmann typedef enum TRBType { 167f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 168f1ae32a1SGerd Hoffmann TR_NORMAL, 169f1ae32a1SGerd Hoffmann TR_SETUP, 170f1ae32a1SGerd Hoffmann TR_DATA, 171f1ae32a1SGerd Hoffmann TR_STATUS, 172f1ae32a1SGerd Hoffmann TR_ISOCH, 173f1ae32a1SGerd Hoffmann TR_LINK, 174f1ae32a1SGerd Hoffmann TR_EVDATA, 175f1ae32a1SGerd Hoffmann TR_NOOP, 176f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 177f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 178f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 179f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 180f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 181f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 182f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 183f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 184f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 185f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 186f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 187f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 188f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 189f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 190f1ae32a1SGerd Hoffmann CR_NOOP, 191f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 192f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 193f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 194f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 195f1ae32a1SGerd Hoffmann ER_DOORBELL, 196f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 197f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 198f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 199f1ae32a1SGerd Hoffmann /* vendor specific bits */ 200f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 201f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 202f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 203f1ae32a1SGerd Hoffmann } TRBType; 204f1ae32a1SGerd Hoffmann 205f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 206f1ae32a1SGerd Hoffmann 207f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 208f1ae32a1SGerd Hoffmann CC_INVALID = 0, 209f1ae32a1SGerd Hoffmann CC_SUCCESS, 210f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 211f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 212f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 213f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 214f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 215f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 216f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 217f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 218f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 219f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 220f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 221f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 222f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 223f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 224f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 225f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 226f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 227f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 228f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 229f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 230f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 231f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 232f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 233f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 234f1ae32a1SGerd Hoffmann CC_STOPPED, 235f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 236f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 237f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 238f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 239f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 240f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 241f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 242f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 243f1ae32a1SGerd Hoffmann } TRBCCode; 244f1ae32a1SGerd Hoffmann 245f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 246f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 247f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 248f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 249f1ae32a1SGerd Hoffmann 250f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 251f1ae32a1SGerd Hoffmann 252f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 253f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 254f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 255f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 256f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 257f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 258f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 259f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 260f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 261f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 262f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 263f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 264f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 265f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 266f1ae32a1SGerd Hoffmann 267f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 268f1ae32a1SGerd Hoffmann 269f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 270f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 271f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 272f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 273f1ae32a1SGerd Hoffmann 274f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 275f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 276f1ae32a1SGerd Hoffmann 277f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 278f1ae32a1SGerd Hoffmann 2792d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2802d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2812d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2822d1de850SGerd Hoffmann 283f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 284f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 285f1ae32a1SGerd Hoffmann 286f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 287f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 288f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 289f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 290f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 291f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 292f1ae32a1SGerd Hoffmann 293f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 294f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 295f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 296f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 297f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 298f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 299f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 300f1ae32a1SGerd Hoffmann 301f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 302f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 303f1ae32a1SGerd Hoffmann 3041d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 305024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 306024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3071d8a4e69SGerd Hoffmann 30885e05d82SGerd Hoffmann #define get_field(data, field) \ 30985e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 31085e05d82SGerd Hoffmann 31185e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31285e05d82SGerd Hoffmann uint32_t val = *data; \ 31385e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31485e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31585e05d82SGerd Hoffmann *data = val; \ 31685e05d82SGerd Hoffmann } while (0) 31785e05d82SGerd Hoffmann 318f1ae32a1SGerd Hoffmann typedef enum EPType { 319f1ae32a1SGerd Hoffmann ET_INVALID = 0, 320f1ae32a1SGerd Hoffmann ET_ISO_OUT, 321f1ae32a1SGerd Hoffmann ET_BULK_OUT, 322f1ae32a1SGerd Hoffmann ET_INTR_OUT, 323f1ae32a1SGerd Hoffmann ET_CONTROL, 324f1ae32a1SGerd Hoffmann ET_ISO_IN, 325f1ae32a1SGerd Hoffmann ET_BULK_IN, 326f1ae32a1SGerd Hoffmann ET_INTR_IN, 327f1ae32a1SGerd Hoffmann } EPType; 328f1ae32a1SGerd Hoffmann 329f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 33059a70ccdSDavid Gibson dma_addr_t dequeue; 331f1ae32a1SGerd Hoffmann bool ccs; 332f1ae32a1SGerd Hoffmann } XHCIRing; 333f1ae32a1SGerd Hoffmann 334f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3351d8a4e69SGerd Hoffmann XHCIState *xhci; 336f1ae32a1SGerd Hoffmann uint32_t portsc; 3370846e635SGerd Hoffmann uint32_t portnr; 3380846e635SGerd Hoffmann USBPort *uport; 3390846e635SGerd Hoffmann uint32_t speedmask; 3401d8a4e69SGerd Hoffmann char name[16]; 3411d8a4e69SGerd Hoffmann MemoryRegion mem; 342f1ae32a1SGerd Hoffmann } XHCIPort; 343f1ae32a1SGerd Hoffmann 344f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 345f1ae32a1SGerd Hoffmann XHCIState *xhci; 346f1ae32a1SGerd Hoffmann USBPacket packet; 347d5a15814SGerd Hoffmann QEMUSGList sgl; 348f1ae32a1SGerd Hoffmann bool running_async; 349f1ae32a1SGerd Hoffmann bool running_retry; 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; 3584d7a81c0SGerd Hoffmann bool timed_xfer; 359f1ae32a1SGerd Hoffmann 360f1ae32a1SGerd Hoffmann unsigned int trb_count; 361f1ae32a1SGerd Hoffmann unsigned int trb_alloced; 362f1ae32a1SGerd Hoffmann XHCITRB *trbs; 363f1ae32a1SGerd Hoffmann 364f1ae32a1SGerd Hoffmann TRBCCode status; 365f1ae32a1SGerd Hoffmann 366f1ae32a1SGerd Hoffmann unsigned int pkts; 367f1ae32a1SGerd Hoffmann unsigned int pktsize; 368f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3693d139684SGerd Hoffmann 3703d139684SGerd Hoffmann uint64_t mfindex_kick; 371f1ae32a1SGerd Hoffmann } XHCITransfer; 372f1ae32a1SGerd Hoffmann 373024426acSGerd Hoffmann struct XHCIStreamContext { 374024426acSGerd Hoffmann dma_addr_t pctx; 375024426acSGerd Hoffmann unsigned int sct; 376024426acSGerd Hoffmann XHCIRing ring; 377024426acSGerd Hoffmann }; 378024426acSGerd Hoffmann 379024426acSGerd Hoffmann struct XHCIEPContext { 3803d139684SGerd Hoffmann XHCIState *xhci; 3813d139684SGerd Hoffmann unsigned int slotid; 3823d139684SGerd Hoffmann unsigned int epid; 3833d139684SGerd Hoffmann 384f1ae32a1SGerd Hoffmann XHCIRing ring; 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 MemoryRegion mem; 4521b067564SGerd Hoffmann MemoryRegion mem_cap; 4531b067564SGerd Hoffmann MemoryRegion mem_oper; 4541b067564SGerd Hoffmann MemoryRegion mem_runtime; 4551b067564SGerd Hoffmann MemoryRegion mem_doorbell; 456f1ae32a1SGerd Hoffmann 4570846e635SGerd Hoffmann /* properties */ 4580846e635SGerd Hoffmann uint32_t numports_2; 4590846e635SGerd Hoffmann uint32_t numports_3; 46091062ae0SGerd Hoffmann uint32_t numintrs; 46191062ae0SGerd Hoffmann uint32_t numslots; 462c5e9b02dSGerd Hoffmann uint32_t flags; 4632aa6bfcbSGerd Hoffmann uint32_t max_pstreams_mask; 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, 5037bafd888SGerd Hoffmann XHCI_FLAG_SS_FIRST, 504e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, 5052aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, 506c5e9b02dSGerd Hoffmann }; 507c5e9b02dSGerd Hoffmann 50801546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 509024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 5100bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5110bc85da6SGerd Hoffmann unsigned int epid); 512582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 513962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 514962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 515518ad5f2SHans de Goede static USBEndpoint *xhci_epid_to_usbep(XHCIState *xhci, 516518ad5f2SHans de Goede unsigned int slotid, unsigned int epid); 51701546fa6SGerd Hoffmann 518f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 519f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 520f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 521f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 522f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 523f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 524f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 525f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 526f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 527f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 528f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 529f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 530f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 531f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 532f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 533f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 534f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 535f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 536f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 537f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 538f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 539f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 540f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 541f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 542f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 543f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 544f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 545f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 546f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 547f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 548f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 549f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 550f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 551f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 552f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 553f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 554f1ae32a1SGerd Hoffmann }; 555f1ae32a1SGerd Hoffmann 556873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 557873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 558873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 559873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 560873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 561873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 562873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 563873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 564873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 565873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 566873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 567873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 568873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 569873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 570873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 571873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 572873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 573873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 574873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 575873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 576873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 577873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 578873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 579873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 580873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 581873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 582873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 583873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 584873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 585873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 586873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 587873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 588873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 589873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 590873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 591873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 592873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 593873123feSGerd Hoffmann }; 594873123feSGerd Hoffmann 5951c82392aSGerd Hoffmann static const char *ep_state_names[] = { 5961c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 5971c82392aSGerd Hoffmann [EP_RUNNING] = "running", 5981c82392aSGerd Hoffmann [EP_HALTED] = "halted", 5991c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 6001c82392aSGerd Hoffmann [EP_ERROR] = "error", 6011c82392aSGerd Hoffmann }; 6021c82392aSGerd Hoffmann 603f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 604f1ae32a1SGerd Hoffmann { 605f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 606f1ae32a1SGerd Hoffmann return "???"; 607f1ae32a1SGerd Hoffmann } 608f1ae32a1SGerd Hoffmann return list[index]; 609f1ae32a1SGerd Hoffmann } 610f1ae32a1SGerd Hoffmann 611f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 612f1ae32a1SGerd Hoffmann { 613f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 614f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 615f1ae32a1SGerd Hoffmann } 616f1ae32a1SGerd Hoffmann 617873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 618873123feSGerd Hoffmann { 619873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 620873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 621873123feSGerd Hoffmann } 622873123feSGerd Hoffmann 6231c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 6241c82392aSGerd Hoffmann { 6251c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 6261c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 6271c82392aSGerd Hoffmann } 6281c82392aSGerd Hoffmann 629f9955235SGerd Hoffmann static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 630f9955235SGerd Hoffmann { 631f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 632f9955235SGerd Hoffmann } 633f9955235SGerd Hoffmann 63401546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 63501546fa6SGerd Hoffmann { 636bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 63701546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 63801546fa6SGerd Hoffmann } 63901546fa6SGerd Hoffmann 64001546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 64101546fa6SGerd Hoffmann { 64201546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 64301546fa6SGerd Hoffmann uint32_t mfindex, left; 64401546fa6SGerd Hoffmann int64_t now; 64501546fa6SGerd Hoffmann 64601546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 647bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 64801546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 64901546fa6SGerd Hoffmann left = 0x4000 - mfindex; 650bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 65101546fa6SGerd Hoffmann } else { 652bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 65301546fa6SGerd Hoffmann } 65401546fa6SGerd Hoffmann } 65501546fa6SGerd Hoffmann 65601546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 65701546fa6SGerd Hoffmann { 65801546fa6SGerd Hoffmann XHCIState *xhci = opaque; 65901546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 66001546fa6SGerd Hoffmann 661962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 66201546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 66301546fa6SGerd Hoffmann } 664f1ae32a1SGerd Hoffmann 66559a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 666f1ae32a1SGerd Hoffmann { 66759a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 668f1ae32a1SGerd Hoffmann return low; 66959a70ccdSDavid Gibson } else { 67059a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 67159a70ccdSDavid Gibson } 672f1ae32a1SGerd Hoffmann } 673f1ae32a1SGerd Hoffmann 67459a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 675f1ae32a1SGerd Hoffmann { 67659a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 677f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 67859a70ccdSDavid Gibson } else { 67959a70ccdSDavid Gibson return addr; 68059a70ccdSDavid Gibson } 681f1ae32a1SGerd Hoffmann } 682f1ae32a1SGerd Hoffmann 683616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 684616b5d53SDavid Gibson uint32_t *buf, size_t len) 685616b5d53SDavid Gibson { 686616b5d53SDavid Gibson int i; 687616b5d53SDavid Gibson 688616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 689616b5d53SDavid Gibson 6909b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 691616b5d53SDavid Gibson 692616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 693616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 694616b5d53SDavid Gibson } 695616b5d53SDavid Gibson } 696616b5d53SDavid Gibson 697616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 698616b5d53SDavid Gibson uint32_t *buf, size_t len) 699616b5d53SDavid Gibson { 700616b5d53SDavid Gibson int i; 701182b391eSPeter Xu uint32_t tmp[5]; 702182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 703616b5d53SDavid Gibson 704616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 705182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 706616b5d53SDavid Gibson 707182b391eSPeter Xu for (i = 0; i < n; i++) { 708616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 709616b5d53SDavid Gibson } 7109b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 711616b5d53SDavid Gibson } 712616b5d53SDavid Gibson 7130846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 7140846e635SGerd Hoffmann { 7150846e635SGerd Hoffmann int index; 7160846e635SGerd Hoffmann 7170846e635SGerd Hoffmann if (!uport->dev) { 7180846e635SGerd Hoffmann return NULL; 7190846e635SGerd Hoffmann } 7200846e635SGerd Hoffmann switch (uport->dev->speed) { 7210846e635SGerd Hoffmann case USB_SPEED_LOW: 7220846e635SGerd Hoffmann case USB_SPEED_FULL: 7230846e635SGerd Hoffmann case USB_SPEED_HIGH: 7247bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7257bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 7267bafd888SGerd Hoffmann } else { 7270846e635SGerd Hoffmann index = uport->index; 7287bafd888SGerd Hoffmann } 7290846e635SGerd Hoffmann break; 7300846e635SGerd Hoffmann case USB_SPEED_SUPER: 7317bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7327bafd888SGerd Hoffmann index = uport->index; 7337bafd888SGerd Hoffmann } else { 7340846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7357bafd888SGerd Hoffmann } 7360846e635SGerd Hoffmann break; 7370846e635SGerd Hoffmann default: 7380846e635SGerd Hoffmann return NULL; 7390846e635SGerd Hoffmann } 7400846e635SGerd Hoffmann return &xhci->ports[index]; 7410846e635SGerd Hoffmann } 7420846e635SGerd Hoffmann 7434c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 744f1ae32a1SGerd Hoffmann { 7459b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 746f1ae32a1SGerd Hoffmann int level = 0; 747f1ae32a1SGerd Hoffmann 7489b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7499b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7504c4abe7cSGerd Hoffmann return; 7514c4abe7cSGerd Hoffmann } 7524c4abe7cSGerd Hoffmann 753962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 754962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 755215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 756f1ae32a1SGerd Hoffmann level = 1; 757f1ae32a1SGerd Hoffmann } 758f1ae32a1SGerd Hoffmann 7597acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 7609e64f8a3SMarcel Apfelbaum pci_set_irq(pci_dev, level); 761f1ae32a1SGerd Hoffmann } 7624c4abe7cSGerd Hoffmann 763962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7644c47f800SGerd Hoffmann { 7659b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7664c47f800SGerd Hoffmann bool enabled; 7674c47f800SGerd Hoffmann 7689b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7694c47f800SGerd Hoffmann return; 7704c47f800SGerd Hoffmann } 7714c47f800SGerd Hoffmann 772962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 773962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7744c47f800SGerd Hoffmann return; 7754c47f800SGerd Hoffmann } 7764c47f800SGerd Hoffmann 7774c47f800SGerd Hoffmann if (enabled) { 778962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7799b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 780962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7814c47f800SGerd Hoffmann } else { 782962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7839b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 784962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7854c47f800SGerd Hoffmann } 7864c47f800SGerd Hoffmann } 7874c47f800SGerd Hoffmann 788962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7894c4abe7cSGerd Hoffmann { 7909b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7919b7d3334SAndreas Färber 792962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 793962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7942cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7952cae4119SGerd Hoffmann 796962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 7974c4abe7cSGerd Hoffmann return; 7984c4abe7cSGerd Hoffmann } 7994c4abe7cSGerd Hoffmann 8004c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 8014c4abe7cSGerd Hoffmann return; 8024c4abe7cSGerd Hoffmann } 8034c4abe7cSGerd Hoffmann 8049b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 805962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 8069b7d3334SAndreas Färber msix_notify(pci_dev, v); 8074c47f800SGerd Hoffmann return; 8084c47f800SGerd Hoffmann } 8094c47f800SGerd Hoffmann 8109b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 811962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 8129b7d3334SAndreas Färber msi_notify(pci_dev, v); 8134c4abe7cSGerd Hoffmann return; 8144c4abe7cSGerd Hoffmann } 8154c4abe7cSGerd Hoffmann 816962d11e1SGerd Hoffmann if (v == 0) { 8174c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 8189e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 819f1ae32a1SGerd Hoffmann } 820962d11e1SGerd Hoffmann } 821f1ae32a1SGerd Hoffmann 822f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 823f1ae32a1SGerd Hoffmann { 824962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 825f1ae32a1SGerd Hoffmann } 826f1ae32a1SGerd Hoffmann 827f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 828f1ae32a1SGerd Hoffmann { 829f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 830d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 831f1ae32a1SGerd Hoffmann } 832f1ae32a1SGerd Hoffmann 833962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 834f1ae32a1SGerd Hoffmann { 8359b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 836962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 837f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 83859a70ccdSDavid Gibson dma_addr_t addr; 839f1ae32a1SGerd Hoffmann 840f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 841f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 842f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 843f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 844962d11e1SGerd Hoffmann if (intr->er_pcs) { 845f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 846f1ae32a1SGerd Hoffmann } 847f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 848f1ae32a1SGerd Hoffmann 849962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 850873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 851873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 852f1ae32a1SGerd Hoffmann 853962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8549b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 855f1ae32a1SGerd Hoffmann 856962d11e1SGerd Hoffmann intr->er_ep_idx++; 857962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 858962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 859962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 860f1ae32a1SGerd Hoffmann } 861f1ae32a1SGerd Hoffmann } 862f1ae32a1SGerd Hoffmann 863962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 864f1ae32a1SGerd Hoffmann { 865962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 86659a70ccdSDavid Gibson dma_addr_t erdp; 867f1ae32a1SGerd Hoffmann unsigned int dp_idx; 868f1ae32a1SGerd Hoffmann bool do_irq = 0; 869f1ae32a1SGerd Hoffmann 870f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 871f1ae32a1SGerd Hoffmann return; 872f1ae32a1SGerd Hoffmann } 873f1ae32a1SGerd Hoffmann 874962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 875962d11e1SGerd Hoffmann if (erdp < intr->er_start || 876962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 877d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 878d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 879962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 880f1ae32a1SGerd Hoffmann xhci_die(xhci); 881f1ae32a1SGerd Hoffmann return; 882f1ae32a1SGerd Hoffmann } 883962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 884962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 885f1ae32a1SGerd Hoffmann 886f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 887f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 888f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 889962d11e1SGerd Hoffmann if (intr->er_full) { 890962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 891f1ae32a1SGerd Hoffmann if (er_free <= 0) { 892962d11e1SGerd Hoffmann er_free += intr->er_size; 893f1ae32a1SGerd Hoffmann } 894962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 895f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 896f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 897f1ae32a1SGerd Hoffmann return; 898f1ae32a1SGerd Hoffmann } 899f1ae32a1SGerd Hoffmann } 900f1ae32a1SGerd Hoffmann 901962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 902962d11e1SGerd Hoffmann assert(intr->er_full); 903962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 904f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 905f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 906f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 907962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 908f1ae32a1SGerd Hoffmann #endif 909f1ae32a1SGerd Hoffmann do_irq = 1; 910f1ae32a1SGerd Hoffmann break; 911f1ae32a1SGerd Hoffmann } 912962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 913962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 914962d11e1SGerd Hoffmann intr->ev_buffer_get++; 915f1ae32a1SGerd Hoffmann do_irq = 1; 916962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 917962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 918f1ae32a1SGerd Hoffmann } 919f1ae32a1SGerd Hoffmann } 920f1ae32a1SGerd Hoffmann 921f1ae32a1SGerd Hoffmann if (do_irq) { 922962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 923f1ae32a1SGerd Hoffmann } 924f1ae32a1SGerd Hoffmann 925962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 926f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 927962d11e1SGerd Hoffmann intr->er_full = 0; 928f1ae32a1SGerd Hoffmann } 929f1ae32a1SGerd Hoffmann } 930f1ae32a1SGerd Hoffmann 931962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 932f1ae32a1SGerd Hoffmann { 9332d1de850SGerd Hoffmann XHCIInterrupter *intr; 93459a70ccdSDavid Gibson dma_addr_t erdp; 935f1ae32a1SGerd Hoffmann unsigned int dp_idx; 936f1ae32a1SGerd Hoffmann 93791062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 93891062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9392d1de850SGerd Hoffmann return; 9402d1de850SGerd Hoffmann } 9412d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9422d1de850SGerd Hoffmann 943962d11e1SGerd Hoffmann if (intr->er_full) { 944f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 945962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 946d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 947f1ae32a1SGerd Hoffmann return; 948f1ae32a1SGerd Hoffmann } 949962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 950962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 951962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 952f1ae32a1SGerd Hoffmann } 953f1ae32a1SGerd Hoffmann return; 954f1ae32a1SGerd Hoffmann } 955f1ae32a1SGerd Hoffmann 956962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 957962d11e1SGerd Hoffmann if (erdp < intr->er_start || 958962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 959d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 960d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 961962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 962f1ae32a1SGerd Hoffmann xhci_die(xhci); 963f1ae32a1SGerd Hoffmann return; 964f1ae32a1SGerd Hoffmann } 965f1ae32a1SGerd Hoffmann 966962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 967962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 968f1ae32a1SGerd Hoffmann 969962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 970f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 971f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 972f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 973f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 974f1ae32a1SGerd Hoffmann #endif 975962d11e1SGerd Hoffmann intr->er_full = 1; 976962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 977d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 978f1ae32a1SGerd Hoffmann return; 979f1ae32a1SGerd Hoffmann } 980962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 981962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 982962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 983f1ae32a1SGerd Hoffmann } 984f1ae32a1SGerd Hoffmann } else { 985962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 986f1ae32a1SGerd Hoffmann } 987f1ae32a1SGerd Hoffmann 988962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 989f1ae32a1SGerd Hoffmann } 990f1ae32a1SGerd Hoffmann 991f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 99259a70ccdSDavid Gibson dma_addr_t base) 993f1ae32a1SGerd Hoffmann { 994f1ae32a1SGerd Hoffmann ring->dequeue = base; 995f1ae32a1SGerd Hoffmann ring->ccs = 1; 996f1ae32a1SGerd Hoffmann } 997f1ae32a1SGerd Hoffmann 998f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 99959a70ccdSDavid Gibson dma_addr_t *addr) 1000f1ae32a1SGerd Hoffmann { 10019b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 10029b7d3334SAndreas Färber 1003f1ae32a1SGerd Hoffmann while (1) { 1004f1ae32a1SGerd Hoffmann TRBType type; 10059b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 1006f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 1007f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 1008f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 1009f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 1010f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 1011f1ae32a1SGerd Hoffmann 10120703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 10130703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 1014f1ae32a1SGerd Hoffmann 1015f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 1016f1ae32a1SGerd Hoffmann return 0; 1017f1ae32a1SGerd Hoffmann } 1018f1ae32a1SGerd Hoffmann 1019f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 1020f1ae32a1SGerd Hoffmann 1021f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 1022f1ae32a1SGerd Hoffmann if (addr) { 1023f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 1024f1ae32a1SGerd Hoffmann } 1025f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 1026f1ae32a1SGerd Hoffmann return type; 1027f1ae32a1SGerd Hoffmann } else { 1028f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 1029f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 1030f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 1031f1ae32a1SGerd Hoffmann } 1032f1ae32a1SGerd Hoffmann } 1033f1ae32a1SGerd Hoffmann } 1034f1ae32a1SGerd Hoffmann } 1035f1ae32a1SGerd Hoffmann 1036f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1037f1ae32a1SGerd Hoffmann { 10389b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1039f1ae32a1SGerd Hoffmann XHCITRB trb; 1040f1ae32a1SGerd Hoffmann int length = 0; 104159a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1042f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1043f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1044f1ae32a1SGerd Hoffmann bool control_td_set = 0; 1045f1ae32a1SGerd Hoffmann 1046f1ae32a1SGerd Hoffmann while (1) { 1047f1ae32a1SGerd Hoffmann TRBType type; 10489b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1049f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1050f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1051f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1052f1ae32a1SGerd Hoffmann 1053f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1054f1ae32a1SGerd Hoffmann return -length; 1055f1ae32a1SGerd Hoffmann } 1056f1ae32a1SGerd Hoffmann 1057f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1058f1ae32a1SGerd Hoffmann 1059f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 1060f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1061f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1062f1ae32a1SGerd Hoffmann ccs = !ccs; 1063f1ae32a1SGerd Hoffmann } 1064f1ae32a1SGerd Hoffmann continue; 1065f1ae32a1SGerd Hoffmann } 1066f1ae32a1SGerd Hoffmann 1067f1ae32a1SGerd Hoffmann length += 1; 1068f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1069f1ae32a1SGerd Hoffmann 1070f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1071f1ae32a1SGerd Hoffmann control_td_set = 1; 1072f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1073f1ae32a1SGerd Hoffmann control_td_set = 0; 1074f1ae32a1SGerd Hoffmann } 1075f1ae32a1SGerd Hoffmann 1076f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1077f1ae32a1SGerd Hoffmann return length; 1078f1ae32a1SGerd Hoffmann } 1079f1ae32a1SGerd Hoffmann } 1080f1ae32a1SGerd Hoffmann } 1081f1ae32a1SGerd Hoffmann 1082962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1083f1ae32a1SGerd Hoffmann { 1084962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1085f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1086f1ae32a1SGerd Hoffmann 1087e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1088e099ad4bSGerd Hoffmann /* disabled */ 1089e099ad4bSGerd Hoffmann intr->er_start = 0; 1090e099ad4bSGerd Hoffmann intr->er_size = 0; 1091e099ad4bSGerd Hoffmann return; 1092e099ad4bSGerd Hoffmann } 1093f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1094962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1095d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1096f1ae32a1SGerd Hoffmann xhci_die(xhci); 1097f1ae32a1SGerd Hoffmann return; 1098f1ae32a1SGerd Hoffmann } 1099962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 11009b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1101f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1102f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1103f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1104f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1105d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 1106f1ae32a1SGerd Hoffmann xhci_die(xhci); 1107f1ae32a1SGerd Hoffmann return; 1108f1ae32a1SGerd Hoffmann } 1109962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1110962d11e1SGerd Hoffmann intr->er_size = seg.size; 1111f1ae32a1SGerd Hoffmann 1112962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1113962d11e1SGerd Hoffmann intr->er_pcs = 1; 1114962d11e1SGerd Hoffmann intr->er_full = 0; 1115f1ae32a1SGerd Hoffmann 1116962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1117962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1118f1ae32a1SGerd Hoffmann } 1119f1ae32a1SGerd Hoffmann 1120f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1121f1ae32a1SGerd Hoffmann { 1122fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1123f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1124bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1125f1ae32a1SGerd Hoffmann } 1126f1ae32a1SGerd Hoffmann 1127f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1128f1ae32a1SGerd Hoffmann { 1129fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1130f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1131f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1132f1ae32a1SGerd Hoffmann } 1133f1ae32a1SGerd Hoffmann 1134024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1135024426acSGerd Hoffmann dma_addr_t base) 1136024426acSGerd Hoffmann { 1137024426acSGerd Hoffmann XHCIStreamContext *stctx; 1138024426acSGerd Hoffmann unsigned int i; 1139024426acSGerd Hoffmann 1140024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1141024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1142024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1143024426acSGerd Hoffmann stctx[i].sct = -1; 1144024426acSGerd Hoffmann } 1145024426acSGerd Hoffmann return stctx; 1146024426acSGerd Hoffmann } 1147024426acSGerd Hoffmann 1148024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1149024426acSGerd Hoffmann { 1150024426acSGerd Hoffmann unsigned int i; 1151024426acSGerd Hoffmann 1152024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1153024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1154024426acSGerd Hoffmann } 1155024426acSGerd Hoffmann } 1156024426acSGerd Hoffmann 1157024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1158024426acSGerd Hoffmann { 1159024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1160f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1161024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1162024426acSGerd Hoffmann } 1163024426acSGerd Hoffmann 1164024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1165024426acSGerd Hoffmann { 1166024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1167024426acSGerd Hoffmann 1168024426acSGerd Hoffmann g_free(epctx->pstreams); 1169024426acSGerd Hoffmann epctx->pstreams = NULL; 1170024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1171024426acSGerd Hoffmann } 1172024426acSGerd Hoffmann 117372391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 117472391da5SHans de Goede unsigned int slotid, 117572391da5SHans de Goede uint32_t epmask, 117672391da5SHans de Goede XHCIEPContext **epctxs, 117772391da5SHans de Goede USBEndpoint **eps) 117872391da5SHans de Goede { 117972391da5SHans de Goede XHCISlot *slot; 118072391da5SHans de Goede XHCIEPContext *epctx; 118172391da5SHans de Goede USBEndpoint *ep; 118272391da5SHans de Goede int i, j; 118372391da5SHans de Goede 118472391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 118572391da5SHans de Goede 118672391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 118772391da5SHans de Goede 118872391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 11893d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 119072391da5SHans de Goede continue; 119172391da5SHans de Goede } 119272391da5SHans de Goede 119372391da5SHans de Goede epctx = slot->eps[i - 1]; 119472391da5SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, i); 119572391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 119672391da5SHans de Goede continue; 119772391da5SHans de Goede } 119872391da5SHans de Goede 119972391da5SHans de Goede if (epctxs) { 120072391da5SHans de Goede epctxs[j] = epctx; 120172391da5SHans de Goede } 120272391da5SHans de Goede eps[j++] = ep; 120372391da5SHans de Goede } 120472391da5SHans de Goede return j; 120572391da5SHans de Goede } 120672391da5SHans de Goede 120772391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 120872391da5SHans de Goede uint32_t epmask) 120972391da5SHans de Goede { 121072391da5SHans de Goede USBEndpoint *eps[30]; 121172391da5SHans de Goede int nr_eps; 121272391da5SHans de Goede 121372391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 121472391da5SHans de Goede if (nr_eps) { 121572391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 121672391da5SHans de Goede } 121772391da5SHans de Goede } 121872391da5SHans de Goede 121972391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 122072391da5SHans de Goede uint32_t epmask) 122172391da5SHans de Goede { 122272391da5SHans de Goede XHCIEPContext *epctxs[30]; 122372391da5SHans de Goede USBEndpoint *eps[30]; 122472391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 122572391da5SHans de Goede 122672391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 122772391da5SHans de Goede eps); 122872391da5SHans de Goede if (nr_eps == 0) { 122972391da5SHans de Goede return CC_SUCCESS; 123072391da5SHans de Goede } 123172391da5SHans de Goede 123272391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 123372391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 123472391da5SHans de Goede 123572391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 123672391da5SHans de Goede /* 123772391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 123872391da5SHans de Goede * to come up with another solution, ie group identical endpoints 123972391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 124072391da5SHans de Goede */ 124172391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 124272391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 124372391da5SHans de Goede return CC_RESOURCE_ERROR; 124472391da5SHans de Goede } 124572391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 124672391da5SHans de Goede FIXME("device streams config not identical for all eps"); 124772391da5SHans de Goede return CC_RESOURCE_ERROR; 124872391da5SHans de Goede } 124972391da5SHans de Goede } 125072391da5SHans de Goede 125172391da5SHans de Goede /* 125272391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 125372391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 125472391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 125572391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 125672391da5SHans de Goede * 125772391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 125872391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 125972391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 126072391da5SHans de Goede * the device can handle. 126172391da5SHans de Goede * 126272391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 126372391da5SHans de Goede * can handle. 126472391da5SHans de Goede */ 126572391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 126672391da5SHans de Goede req_nr_streams = dev_max_streams; 126772391da5SHans de Goede } 126872391da5SHans de Goede 126972391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 127072391da5SHans de Goede if (r != 0) { 1271d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 127272391da5SHans de Goede return CC_RESOURCE_ERROR; 127372391da5SHans de Goede } 127472391da5SHans de Goede 127572391da5SHans de Goede return CC_SUCCESS; 127672391da5SHans de Goede } 127772391da5SHans de Goede 1278024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1279024426acSGerd Hoffmann unsigned int streamid, 1280024426acSGerd Hoffmann uint32_t *cc_error) 1281024426acSGerd Hoffmann { 1282024426acSGerd Hoffmann XHCIStreamContext *sctx; 1283024426acSGerd Hoffmann dma_addr_t base; 1284024426acSGerd Hoffmann uint32_t ctx[2], sct; 1285024426acSGerd Hoffmann 1286024426acSGerd Hoffmann assert(streamid != 0); 1287024426acSGerd Hoffmann if (epctx->lsa) { 1288024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1289024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1290024426acSGerd Hoffmann return NULL; 1291024426acSGerd Hoffmann } 1292024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1293024426acSGerd Hoffmann } else { 1294024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1295024426acSGerd Hoffmann } 1296024426acSGerd Hoffmann 1297024426acSGerd Hoffmann if (sctx->sct == -1) { 1298024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1299024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1300024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1301024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1302024426acSGerd Hoffmann return NULL; 1303024426acSGerd Hoffmann } 1304024426acSGerd Hoffmann sctx->sct = sct; 1305024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1306024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1307024426acSGerd Hoffmann } 1308024426acSGerd Hoffmann return sctx; 1309024426acSGerd Hoffmann } 1310024426acSGerd Hoffmann 1311f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1312024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1313f1ae32a1SGerd Hoffmann { 1314c90daa1cSHans de Goede XHCIRing *ring = NULL; 1315f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1316024426acSGerd Hoffmann uint32_t ctx2[2]; 1317f1ae32a1SGerd Hoffmann 1318616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1319f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1320f1ae32a1SGerd Hoffmann ctx[0] |= state; 1321024426acSGerd Hoffmann 1322024426acSGerd Hoffmann /* update ring dequeue ptr */ 1323024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1324024426acSGerd Hoffmann if (sctx != NULL) { 1325c90daa1cSHans de Goede ring = &sctx->ring; 1326024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1327024426acSGerd Hoffmann ctx2[0] &= 0xe; 1328024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1329024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1330024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1331024426acSGerd Hoffmann } 1332024426acSGerd Hoffmann } else { 1333c90daa1cSHans de Goede ring = &epctx->ring; 1334c90daa1cSHans de Goede } 1335c90daa1cSHans de Goede if (ring) { 1336c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1337c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1338c90daa1cSHans de Goede 133959a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1340f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1341024426acSGerd Hoffmann } 1342024426acSGerd Hoffmann 1343616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 13441c82392aSGerd Hoffmann if (epctx->state != state) { 13451c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 13461c82392aSGerd Hoffmann ep_state_name(epctx->state), 13471c82392aSGerd Hoffmann ep_state_name(state)); 13481c82392aSGerd Hoffmann } 1349f1ae32a1SGerd Hoffmann epctx->state = state; 1350f1ae32a1SGerd Hoffmann } 1351f1ae32a1SGerd Hoffmann 13523d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 13533d139684SGerd Hoffmann { 13543d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 1355024426acSGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0); 13563d139684SGerd Hoffmann } 13573d139684SGerd Hoffmann 1358492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1359492b21f6SGerd Hoffmann unsigned int slotid, 1360492b21f6SGerd Hoffmann unsigned int epid) 1361492b21f6SGerd Hoffmann { 1362492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1363492b21f6SGerd Hoffmann int i; 1364492b21f6SGerd Hoffmann 1365492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1366492b21f6SGerd Hoffmann epctx->xhci = xhci; 1367492b21f6SGerd Hoffmann epctx->slotid = slotid; 1368492b21f6SGerd Hoffmann epctx->epid = epid; 1369492b21f6SGerd Hoffmann 1370492b21f6SGerd Hoffmann for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 13714c5d82ecSHans de Goede epctx->transfers[i].xhci = xhci; 13724c5d82ecSHans de Goede epctx->transfers[i].slotid = slotid; 13734c5d82ecSHans de Goede epctx->transfers[i].epid = epid; 1374492b21f6SGerd Hoffmann usb_packet_init(&epctx->transfers[i].packet); 1375492b21f6SGerd Hoffmann } 1376bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1377492b21f6SGerd Hoffmann 1378492b21f6SGerd Hoffmann return epctx; 1379492b21f6SGerd Hoffmann } 1380492b21f6SGerd Hoffmann 1381003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1382003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1383f1ae32a1SGerd Hoffmann { 138459a70ccdSDavid Gibson dma_addr_t dequeue; 1385f1ae32a1SGerd Hoffmann 1386f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1387f1ae32a1SGerd Hoffmann 1388f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1389f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1390f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1391f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 13922aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1393024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1394024426acSGerd Hoffmann if (epctx->max_pstreams) { 1395024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1396024426acSGerd Hoffmann } else { 1397003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1398024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1399024426acSGerd Hoffmann } 1400f1ae32a1SGerd Hoffmann 1401ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1402003e15a1SGerd Hoffmann } 1403003e15a1SGerd Hoffmann 1404003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1405003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1406003e15a1SGerd Hoffmann uint32_t *ctx) 1407003e15a1SGerd Hoffmann { 1408003e15a1SGerd Hoffmann XHCISlot *slot; 1409003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1410003e15a1SGerd Hoffmann 1411003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1412003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1413003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1414003e15a1SGerd Hoffmann 1415003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1416003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1417003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1418003e15a1SGerd Hoffmann } 1419003e15a1SGerd Hoffmann 1420003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1421003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1422003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1423003e15a1SGerd Hoffmann 14248c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 14258c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 14268c244210SGonglei 14273d139684SGerd Hoffmann epctx->mfindex_last = 0; 14283d139684SGerd Hoffmann 1429f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1430f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1431f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1432f1ae32a1SGerd Hoffmann 1433f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1434f1ae32a1SGerd Hoffmann } 1435f1ae32a1SGerd Hoffmann 1436582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 14373151f209SHans de Goede { 14383151f209SHans de Goede int killed = 0; 14393151f209SHans de Goede 1440582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1441582d6f4aSHans de Goede t->status = report; 1442582d6f4aSHans de Goede xhci_xfer_report(t); 1443582d6f4aSHans de Goede } 1444582d6f4aSHans de Goede 14453151f209SHans de Goede if (t->running_async) { 14463151f209SHans de Goede usb_cancel_packet(&t->packet); 14473151f209SHans de Goede t->running_async = 0; 14483151f209SHans de Goede killed = 1; 14493151f209SHans de Goede } 14503151f209SHans de Goede if (t->running_retry) { 14513151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 14523151f209SHans de Goede if (epctx) { 14533151f209SHans de Goede epctx->retry = NULL; 1454bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 14553151f209SHans de Goede } 14563151f209SHans de Goede t->running_retry = 0; 1457582d6f4aSHans de Goede killed = 1; 14583151f209SHans de Goede } 14593151f209SHans de Goede g_free(t->trbs); 14603151f209SHans de Goede 14613151f209SHans de Goede t->trbs = NULL; 14623151f209SHans de Goede t->trb_count = t->trb_alloced = 0; 14633151f209SHans de Goede 14643151f209SHans de Goede return killed; 14653151f209SHans de Goede } 14663151f209SHans de Goede 1467f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1468582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1469f1ae32a1SGerd Hoffmann { 1470f1ae32a1SGerd Hoffmann XHCISlot *slot; 1471f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1472f1ae32a1SGerd Hoffmann int i, xferi, killed = 0; 1473f79738b0SHans de Goede USBEndpoint *ep = NULL; 147491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1475f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1476f1ae32a1SGerd Hoffmann 1477f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1478f1ae32a1SGerd Hoffmann 1479f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1480f1ae32a1SGerd Hoffmann 1481f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1482f1ae32a1SGerd Hoffmann return 0; 1483f1ae32a1SGerd Hoffmann } 1484f1ae32a1SGerd Hoffmann 1485f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1486f1ae32a1SGerd Hoffmann 1487f1ae32a1SGerd Hoffmann xferi = epctx->next_xfer; 1488f1ae32a1SGerd Hoffmann for (i = 0; i < TD_QUEUE; i++) { 1489582d6f4aSHans de Goede killed += xhci_ep_nuke_one_xfer(&epctx->transfers[xferi], report); 1490582d6f4aSHans de Goede if (killed) { 1491582d6f4aSHans de Goede report = 0; /* Only report once */ 1492582d6f4aSHans de Goede } 14930cb41e2cSGerd Hoffmann epctx->transfers[xferi].packet.ep = NULL; 1494f1ae32a1SGerd Hoffmann xferi = (xferi + 1) % TD_QUEUE; 1495f1ae32a1SGerd Hoffmann } 1496518ad5f2SHans de Goede 1497518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, epid); 1498f79738b0SHans de Goede if (ep) { 1499f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1500f79738b0SHans de Goede } 1501f1ae32a1SGerd Hoffmann return killed; 1502f1ae32a1SGerd Hoffmann } 1503f1ae32a1SGerd Hoffmann 1504f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1505f1ae32a1SGerd Hoffmann unsigned int epid) 1506f1ae32a1SGerd Hoffmann { 1507f1ae32a1SGerd Hoffmann XHCISlot *slot; 1508f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1509b21da4e5SHans de Goede int i; 1510f1ae32a1SGerd Hoffmann 1511c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 151291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1513f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1514f1ae32a1SGerd Hoffmann 1515f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1516f1ae32a1SGerd Hoffmann 1517f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1518f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1519f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1520f1ae32a1SGerd Hoffmann } 1521f1ae32a1SGerd Hoffmann 1522582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1523f1ae32a1SGerd Hoffmann 1524f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1525f1ae32a1SGerd Hoffmann 1526024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1527024426acSGerd Hoffmann xhci_free_streams(epctx); 1528024426acSGerd Hoffmann } 1529024426acSGerd Hoffmann 1530b21da4e5SHans de Goede for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 1531b21da4e5SHans de Goede usb_packet_cleanup(&epctx->transfers[i].packet); 1532b21da4e5SHans de Goede } 1533b21da4e5SHans de Goede 1534*491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1535*491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1536024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1537*491d68d9SRoman Kagan } 1538f1ae32a1SGerd Hoffmann 1539bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1540f1ae32a1SGerd Hoffmann g_free(epctx); 1541f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1542f1ae32a1SGerd Hoffmann 1543f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1544f1ae32a1SGerd Hoffmann } 1545f1ae32a1SGerd Hoffmann 1546f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1547f1ae32a1SGerd Hoffmann unsigned int epid) 1548f1ae32a1SGerd Hoffmann { 1549f1ae32a1SGerd Hoffmann XHCISlot *slot; 1550f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1551f1ae32a1SGerd Hoffmann 1552c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 155391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1554f1ae32a1SGerd Hoffmann 1555f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1556d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1557f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1558f1ae32a1SGerd Hoffmann } 1559f1ae32a1SGerd Hoffmann 1560f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1561f1ae32a1SGerd Hoffmann 1562f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1563f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1564f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1565f1ae32a1SGerd Hoffmann } 1566f1ae32a1SGerd Hoffmann 1567582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1568d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1569f1ae32a1SGerd Hoffmann "data might be lost\n"); 1570f1ae32a1SGerd Hoffmann } 1571f1ae32a1SGerd Hoffmann 1572f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1573f1ae32a1SGerd Hoffmann 1574024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1575024426acSGerd Hoffmann 1576024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1577024426acSGerd Hoffmann xhci_reset_streams(epctx); 1578024426acSGerd Hoffmann } 1579f1ae32a1SGerd Hoffmann 1580f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1581f1ae32a1SGerd Hoffmann } 1582f1ae32a1SGerd Hoffmann 1583f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1584f1ae32a1SGerd Hoffmann unsigned int epid) 1585f1ae32a1SGerd Hoffmann { 1586f1ae32a1SGerd Hoffmann XHCISlot *slot; 1587f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1588f1ae32a1SGerd Hoffmann 1589c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 159091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1591f1ae32a1SGerd Hoffmann 1592f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1593d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1594f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1595f1ae32a1SGerd Hoffmann } 1596f1ae32a1SGerd Hoffmann 1597f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1598f1ae32a1SGerd Hoffmann 1599f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1600f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1601f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1602f1ae32a1SGerd Hoffmann } 1603f1ae32a1SGerd Hoffmann 1604f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1605f1ae32a1SGerd Hoffmann 1606f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1607d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1608f1ae32a1SGerd Hoffmann epid, epctx->state); 1609f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1610f1ae32a1SGerd Hoffmann } 1611f1ae32a1SGerd Hoffmann 1612582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1613d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1614f1ae32a1SGerd Hoffmann "data might be lost\n"); 1615f1ae32a1SGerd Hoffmann } 1616f1ae32a1SGerd Hoffmann 161775cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1618de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1619de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1620f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1621f1ae32a1SGerd Hoffmann } 1622f1ae32a1SGerd Hoffmann 1623024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1624024426acSGerd Hoffmann 1625024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1626024426acSGerd Hoffmann xhci_reset_streams(epctx); 1627024426acSGerd Hoffmann } 1628f1ae32a1SGerd Hoffmann 1629f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1630f1ae32a1SGerd Hoffmann } 1631f1ae32a1SGerd Hoffmann 1632f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1633024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1634024426acSGerd Hoffmann uint64_t pdequeue) 1635f1ae32a1SGerd Hoffmann { 1636f1ae32a1SGerd Hoffmann XHCISlot *slot; 1637f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1638024426acSGerd Hoffmann XHCIStreamContext *sctx; 163959a70ccdSDavid Gibson dma_addr_t dequeue; 1640f1ae32a1SGerd Hoffmann 164191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1642f1ae32a1SGerd Hoffmann 1643f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1644d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1645f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1646f1ae32a1SGerd Hoffmann } 1647f1ae32a1SGerd Hoffmann 1648024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1649f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1650f1ae32a1SGerd Hoffmann 1651f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1652f1ae32a1SGerd Hoffmann 1653f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1654f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1655f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1656f1ae32a1SGerd Hoffmann } 1657f1ae32a1SGerd Hoffmann 1658f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1659f1ae32a1SGerd Hoffmann 1660f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1661d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1662f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1663f1ae32a1SGerd Hoffmann } 1664f1ae32a1SGerd Hoffmann 1665024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1666024426acSGerd Hoffmann uint32_t err; 1667024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1668024426acSGerd Hoffmann if (sctx == NULL) { 1669024426acSGerd Hoffmann return err; 1670024426acSGerd Hoffmann } 1671024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1672024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1673024426acSGerd Hoffmann } else { 1674024426acSGerd Hoffmann sctx = NULL; 1675f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1676f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1677024426acSGerd Hoffmann } 1678f1ae32a1SGerd Hoffmann 1679024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1680f1ae32a1SGerd Hoffmann 1681f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1682f1ae32a1SGerd Hoffmann } 1683f1ae32a1SGerd Hoffmann 1684a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1685f1ae32a1SGerd Hoffmann { 1686f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1687d5a15814SGerd Hoffmann int i; 1688f1ae32a1SGerd Hoffmann 1689a6fb2ddbSHans de Goede xfer->int_req = false; 16909b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1691f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1692f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 169359a70ccdSDavid Gibson dma_addr_t addr; 1694f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1695f1ae32a1SGerd Hoffmann 1696a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1697a6fb2ddbSHans de Goede xfer->int_req = true; 1698a6fb2ddbSHans de Goede } 1699a6fb2ddbSHans de Goede 1700f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1701f1ae32a1SGerd Hoffmann case TR_DATA: 1702f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1703d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1704d5a15814SGerd Hoffmann goto err; 1705f1ae32a1SGerd Hoffmann } 1706f1ae32a1SGerd Hoffmann /* fallthrough */ 1707f1ae32a1SGerd Hoffmann case TR_NORMAL: 1708f1ae32a1SGerd Hoffmann case TR_ISOCH: 1709f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1710f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1711f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1712f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1713d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1714d5a15814SGerd Hoffmann goto err; 1715d5a15814SGerd Hoffmann } 1716d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1717d5a15814SGerd Hoffmann } else { 1718d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1719d5a15814SGerd Hoffmann } 1720d5a15814SGerd Hoffmann break; 1721d5a15814SGerd Hoffmann } 1722d5a15814SGerd Hoffmann } 1723d5a15814SGerd Hoffmann 1724d5a15814SGerd Hoffmann return 0; 1725d5a15814SGerd Hoffmann 1726d5a15814SGerd Hoffmann err: 1727d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1728f1ae32a1SGerd Hoffmann xhci_die(xhci); 1729d5a15814SGerd Hoffmann return -1; 1730f1ae32a1SGerd Hoffmann } 1731d5a15814SGerd Hoffmann 1732d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1733d5a15814SGerd Hoffmann { 1734d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1735d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1736f1ae32a1SGerd Hoffmann } 1737d5a15814SGerd Hoffmann 1738d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1739d5a15814SGerd Hoffmann { 1740d5a15814SGerd Hoffmann uint32_t edtla = 0; 1741d5a15814SGerd Hoffmann unsigned int left; 1742d5a15814SGerd Hoffmann bool reported = 0; 1743d5a15814SGerd Hoffmann bool shortpkt = 0; 1744d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1745d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1746f1ae32a1SGerd Hoffmann int i; 1747d5a15814SGerd Hoffmann 17489b8251c5SHans de Goede left = xfer->packet.actual_length; 1749d5a15814SGerd Hoffmann 1750d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1751d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1752d5a15814SGerd Hoffmann unsigned int chunk = 0; 1753d5a15814SGerd Hoffmann 1754d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1755d5a15814SGerd Hoffmann case TR_DATA: 1756d5a15814SGerd Hoffmann case TR_NORMAL: 1757d5a15814SGerd Hoffmann case TR_ISOCH: 1758d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1759d5a15814SGerd Hoffmann if (chunk > left) { 1760d5a15814SGerd Hoffmann chunk = left; 1761d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1762d5a15814SGerd Hoffmann shortpkt = 1; 1763f1ae32a1SGerd Hoffmann } 1764f1ae32a1SGerd Hoffmann } 1765f1ae32a1SGerd Hoffmann left -= chunk; 1766f1ae32a1SGerd Hoffmann edtla += chunk; 1767f1ae32a1SGerd Hoffmann break; 1768f1ae32a1SGerd Hoffmann case TR_STATUS: 1769f1ae32a1SGerd Hoffmann reported = 0; 1770f1ae32a1SGerd Hoffmann shortpkt = 0; 1771f1ae32a1SGerd Hoffmann break; 1772f1ae32a1SGerd Hoffmann } 1773f1ae32a1SGerd Hoffmann 177488dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 177588dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 177688dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1777f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1778f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1779f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1780f1ae32a1SGerd Hoffmann event.flags = 0; 1781f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1782f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1783f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1784f1ae32a1SGerd Hoffmann } else { 1785f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1786f1ae32a1SGerd Hoffmann } 1787f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1788f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1789f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1790f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1791f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1792f1ae32a1SGerd Hoffmann edtla = 0; 1793f1ae32a1SGerd Hoffmann } 17942d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1795f1ae32a1SGerd Hoffmann reported = 1; 1796d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1797d5a15814SGerd Hoffmann return; 1798f1ae32a1SGerd Hoffmann } 1799f1ae32a1SGerd Hoffmann } 1800df0f1692SGerd Hoffmann 1801df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1802df0f1692SGerd Hoffmann case TR_SETUP: 1803df0f1692SGerd Hoffmann reported = 0; 1804df0f1692SGerd Hoffmann shortpkt = 0; 1805df0f1692SGerd Hoffmann break; 1806df0f1692SGerd Hoffmann } 1807df0f1692SGerd Hoffmann 1808d5a15814SGerd Hoffmann } 1809f1ae32a1SGerd Hoffmann } 1810f1ae32a1SGerd Hoffmann 1811f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1812f1ae32a1SGerd Hoffmann { 1813f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1814f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1815f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1816024426acSGerd Hoffmann uint32_t err; 1817024426acSGerd Hoffmann XHCIStreamContext *sctx; 1818f1ae32a1SGerd Hoffmann 1819024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1820024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1821024426acSGerd Hoffmann if (sctx == NULL) { 1822024426acSGerd Hoffmann return; 1823024426acSGerd Hoffmann } 1824024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1825024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1826024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1827024426acSGerd Hoffmann } else { 1828f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1829f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1830024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1831024426acSGerd Hoffmann } 1832f1ae32a1SGerd Hoffmann } 1833f1ae32a1SGerd Hoffmann 1834f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1835f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1836f1ae32a1SGerd Hoffmann 18375c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 18385c08106fSGerd Hoffmann { 18395c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 1840f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1841f1ae32a1SGerd Hoffmann int dir; 1842f1ae32a1SGerd Hoffmann 1843f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 18445c08106fSGerd Hoffmann 18455c08106fSGerd Hoffmann if (xfer->packet.ep) { 18465c08106fSGerd Hoffmann ep = xfer->packet.ep; 18475c08106fSGerd Hoffmann } else { 1848518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, xfer->slotid, xfer->epid); 1849518ad5f2SHans de Goede if (!ep) { 1850d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1851ccaf87a0SGerd Hoffmann xfer->slotid); 18525c08106fSGerd Hoffmann return -1; 18535c08106fSGerd Hoffmann } 18545c08106fSGerd Hoffmann } 18555c08106fSGerd Hoffmann 1856a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1857024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 18588550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1859a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1860f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1861518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1862f1ae32a1SGerd Hoffmann return 0; 1863f1ae32a1SGerd Hoffmann } 1864f1ae32a1SGerd Hoffmann 18659a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1866f1ae32a1SGerd Hoffmann { 18679a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 186897df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1869f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1870f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1871f1ae32a1SGerd Hoffmann xfer->complete = 0; 1872f1ae32a1SGerd Hoffmann return 0; 18739a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 187497df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1875f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1876f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1877f1ae32a1SGerd Hoffmann xfer->complete = 0; 1878f1ae32a1SGerd Hoffmann return 0; 1879f1ae32a1SGerd Hoffmann } else { 1880f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1881f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1882f1ae32a1SGerd Hoffmann xfer->complete = 1; 1883d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1884f1ae32a1SGerd Hoffmann } 1885f1ae32a1SGerd Hoffmann 18869a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 18879a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1888d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1889d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1890f1ae32a1SGerd Hoffmann return 0; 1891f1ae32a1SGerd Hoffmann } 1892f1ae32a1SGerd Hoffmann 1893f1ae32a1SGerd Hoffmann /* error */ 18949a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 18959a77a0f5SHans de Goede switch (xfer->packet.status) { 1896f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1897ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1898f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1899d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1900f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1901f1ae32a1SGerd Hoffmann break; 1902f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1903f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1904d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1905f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1906f1ae32a1SGerd Hoffmann break; 19074e906d56SGerd Hoffmann case USB_RET_BABBLE: 19084e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 19094e906d56SGerd Hoffmann xhci_xfer_report(xfer); 19104e906d56SGerd Hoffmann xhci_stall_ep(xfer); 19114e906d56SGerd Hoffmann break; 1912f1ae32a1SGerd Hoffmann default: 1913d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 19149a77a0f5SHans de Goede xfer->packet.status); 1915024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1916f1ae32a1SGerd Hoffmann } 1917f1ae32a1SGerd Hoffmann return 0; 1918f1ae32a1SGerd Hoffmann } 1919f1ae32a1SGerd Hoffmann 1920f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1921f1ae32a1SGerd Hoffmann { 1922f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1923f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1924f1ae32a1SGerd Hoffmann 1925f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1926f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1927f1ae32a1SGerd Hoffmann 1928024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 192997df650bSGerd Hoffmann 1930f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1931f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1932f1ae32a1SGerd Hoffmann trb_status--; 1933f1ae32a1SGerd Hoffmann } 1934f1ae32a1SGerd Hoffmann 1935f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1936f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1937d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1938f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1939f1ae32a1SGerd Hoffmann return -1; 1940f1ae32a1SGerd Hoffmann } 1941f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1942d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1943f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1944f1ae32a1SGerd Hoffmann return -1; 1945f1ae32a1SGerd Hoffmann } 1946f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1947d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1948f1ae32a1SGerd Hoffmann return -1; 1949f1ae32a1SGerd Hoffmann } 1950f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1951d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1952f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1953f1ae32a1SGerd Hoffmann return -1; 1954f1ae32a1SGerd Hoffmann } 1955f1ae32a1SGerd Hoffmann 1956f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1957f1ae32a1SGerd Hoffmann 1958f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1959f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 19604d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1961f1ae32a1SGerd Hoffmann 19625c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19635c08106fSGerd Hoffmann return -1; 19645c08106fSGerd Hoffmann } 1965f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1966f1ae32a1SGerd Hoffmann 19679a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1968f1ae32a1SGerd Hoffmann 19699a77a0f5SHans de Goede xhci_complete_packet(xfer); 1970f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1971024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0); 1972f1ae32a1SGerd Hoffmann } 1973f1ae32a1SGerd Hoffmann return 0; 1974f1ae32a1SGerd Hoffmann } 1975f1ae32a1SGerd Hoffmann 19764d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 19774d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 19784d7a81c0SGerd Hoffmann { 19794d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 19804d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 19814d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 19824d7a81c0SGerd Hoffmann 19834d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 19844d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 19854d7a81c0SGerd Hoffmann } 19864d7a81c0SGerd Hoffmann 19873d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 19883d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 19893d139684SGerd Hoffmann { 19903d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 19913d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 19923d139684SGerd Hoffmann ~(epctx->interval-1)); 19933d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 19943d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 19953d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 19963d139684SGerd Hoffmann } else { 19973d139684SGerd Hoffmann xfer->mfindex_kick = asap; 19983d139684SGerd Hoffmann } 19993d139684SGerd Hoffmann } else { 2000786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 2001786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 20023d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 2003cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 20043d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 20053d139684SGerd Hoffmann } 20063d139684SGerd Hoffmann } 20073d139684SGerd Hoffmann } 20083d139684SGerd Hoffmann 20094d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20103d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20113d139684SGerd Hoffmann { 20123d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 2013bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 20143d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 20153d139684SGerd Hoffmann xfer->running_retry = 1; 20163d139684SGerd Hoffmann } else { 20173d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 2018bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 20193d139684SGerd Hoffmann xfer->running_retry = 0; 20203d139684SGerd Hoffmann } 20213d139684SGerd Hoffmann } 20223d139684SGerd Hoffmann 20233d139684SGerd Hoffmann 2024f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2025f1ae32a1SGerd Hoffmann { 20263d139684SGerd Hoffmann uint64_t mfindex; 2027f1ae32a1SGerd Hoffmann 2028f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 2029f1ae32a1SGerd Hoffmann 2030f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 2031f1ae32a1SGerd Hoffmann 2032f1ae32a1SGerd Hoffmann switch(epctx->type) { 2033f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 2034f1ae32a1SGerd Hoffmann case ET_INTR_IN: 20354d7a81c0SGerd Hoffmann xfer->pkts = 0; 20364d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 20374d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20384d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20394d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 20404d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20414d7a81c0SGerd Hoffmann if (xfer->running_retry) { 20424d7a81c0SGerd Hoffmann return -1; 20434d7a81c0SGerd Hoffmann } 20444d7a81c0SGerd Hoffmann break; 2045f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 2046f1ae32a1SGerd Hoffmann case ET_BULK_IN: 20473d139684SGerd Hoffmann xfer->pkts = 0; 20483d139684SGerd Hoffmann xfer->iso_xfer = false; 20494d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2050f1ae32a1SGerd Hoffmann break; 2051f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 2052f1ae32a1SGerd Hoffmann case ET_ISO_IN: 20533d139684SGerd Hoffmann xfer->pkts = 1; 20543d139684SGerd Hoffmann xfer->iso_xfer = true; 20554d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20563d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20573d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 20584d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20593d139684SGerd Hoffmann if (xfer->running_retry) { 20603d139684SGerd Hoffmann return -1; 20613d139684SGerd Hoffmann } 2062f1ae32a1SGerd Hoffmann break; 2063f1ae32a1SGerd Hoffmann default: 20644f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 2065f1ae32a1SGerd Hoffmann return -1; 2066f1ae32a1SGerd Hoffmann } 2067f1ae32a1SGerd Hoffmann 20685c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 20695c08106fSGerd Hoffmann return -1; 20705c08106fSGerd Hoffmann } 20719a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 2072f1ae32a1SGerd Hoffmann 20739a77a0f5SHans de Goede xhci_complete_packet(xfer); 2074f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 2075024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid); 2076f1ae32a1SGerd Hoffmann } 2077f1ae32a1SGerd Hoffmann return 0; 2078f1ae32a1SGerd Hoffmann } 2079f1ae32a1SGerd Hoffmann 2080f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2081f1ae32a1SGerd Hoffmann { 2082024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 2083f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 2084f1ae32a1SGerd Hoffmann } 2085f1ae32a1SGerd Hoffmann 2086024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 2087024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 2088f1ae32a1SGerd Hoffmann { 2089024426acSGerd Hoffmann XHCIStreamContext *stctx; 2090f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 2091024426acSGerd Hoffmann XHCIRing *ring; 209236dfe324SHans de Goede USBEndpoint *ep = NULL; 20933d139684SGerd Hoffmann uint64_t mfindex; 2094f1ae32a1SGerd Hoffmann int length; 2095f1ae32a1SGerd Hoffmann int i; 2096f1ae32a1SGerd Hoffmann 2097024426acSGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid, streamid); 209891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2099f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 2100f1ae32a1SGerd Hoffmann 2101f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 2102d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 2103f1ae32a1SGerd Hoffmann return; 2104f1ae32a1SGerd Hoffmann } 2105f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 2106f1ae32a1SGerd Hoffmann if (!epctx) { 2107d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 2108f1ae32a1SGerd Hoffmann epid, slotid); 2109f1ae32a1SGerd Hoffmann return; 2110f1ae32a1SGerd Hoffmann } 2111f1ae32a1SGerd Hoffmann 2112de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 2113de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 2114de9de157SHans de Goede if (!xhci->slots[slotid - 1].uport || 2115de9de157SHans de Goede !xhci->slots[slotid - 1].uport->dev || 2116de9de157SHans de Goede !xhci->slots[slotid - 1].uport->dev->attached) { 2117de9de157SHans de Goede return; 2118de9de157SHans de Goede } 2119de9de157SHans de Goede 2120f1ae32a1SGerd Hoffmann if (epctx->retry) { 2121f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 2122f1ae32a1SGerd Hoffmann 212397df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 2124f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 21254d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 21264d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 21273d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 21284d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 21293d139684SGerd Hoffmann if (xfer->running_retry) { 21303d139684SGerd Hoffmann return; 21313d139684SGerd Hoffmann } 21324d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 21334d7a81c0SGerd Hoffmann xfer->running_retry = 1; 21344d7a81c0SGerd Hoffmann } 21354d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 21364d7a81c0SGerd Hoffmann /* retry iso transfer */ 21373d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21383d139684SGerd Hoffmann return; 21393d139684SGerd Hoffmann } 21409a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21419a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 21429a77a0f5SHans de Goede xhci_complete_packet(xfer); 21433d139684SGerd Hoffmann } else { 21443d139684SGerd Hoffmann /* retry nak'ed transfer */ 21455c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21465c08106fSGerd Hoffmann return; 21475c08106fSGerd Hoffmann } 21489a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21499a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 2150f1ae32a1SGerd Hoffmann return; 2151f1ae32a1SGerd Hoffmann } 21529a77a0f5SHans de Goede xhci_complete_packet(xfer); 21533d139684SGerd Hoffmann } 2154f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 2155f1ae32a1SGerd Hoffmann epctx->retry = NULL; 2156f1ae32a1SGerd Hoffmann } 2157f1ae32a1SGerd Hoffmann 2158f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2159f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 2160f1ae32a1SGerd Hoffmann return; 2161f1ae32a1SGerd Hoffmann } 2162f1ae32a1SGerd Hoffmann 2163024426acSGerd Hoffmann 2164024426acSGerd Hoffmann if (epctx->nr_pstreams) { 2165024426acSGerd Hoffmann uint32_t err; 2166024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 2167024426acSGerd Hoffmann if (stctx == NULL) { 2168024426acSGerd Hoffmann return; 2169024426acSGerd Hoffmann } 2170024426acSGerd Hoffmann ring = &stctx->ring; 2171024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2172024426acSGerd Hoffmann } else { 2173024426acSGerd Hoffmann ring = &epctx->ring; 2174024426acSGerd Hoffmann streamid = 0; 2175024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2176024426acSGerd Hoffmann } 21777d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2178f1ae32a1SGerd Hoffmann 2179f1ae32a1SGerd Hoffmann while (1) { 2180f1ae32a1SGerd Hoffmann XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer]; 2181331e9406SGerd Hoffmann if (xfer->running_async || xfer->running_retry) { 2182f1ae32a1SGerd Hoffmann break; 2183f1ae32a1SGerd Hoffmann } 2184024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 2185f1ae32a1SGerd Hoffmann if (length < 0) { 2186f1ae32a1SGerd Hoffmann break; 2187f1ae32a1SGerd Hoffmann } else if (length == 0) { 2188f1ae32a1SGerd Hoffmann break; 2189f1ae32a1SGerd Hoffmann } 2190f1ae32a1SGerd Hoffmann if (xfer->trbs && xfer->trb_alloced < length) { 2191f1ae32a1SGerd Hoffmann xfer->trb_count = 0; 2192f1ae32a1SGerd Hoffmann xfer->trb_alloced = 0; 2193f1ae32a1SGerd Hoffmann g_free(xfer->trbs); 2194f1ae32a1SGerd Hoffmann xfer->trbs = NULL; 2195f1ae32a1SGerd Hoffmann } 2196f1ae32a1SGerd Hoffmann if (!xfer->trbs) { 219798f34339SMarkus Armbruster xfer->trbs = g_new(XHCITRB, length); 2198f1ae32a1SGerd Hoffmann xfer->trb_alloced = length; 2199f1ae32a1SGerd Hoffmann } 2200f1ae32a1SGerd Hoffmann xfer->trb_count = length; 2201f1ae32a1SGerd Hoffmann 2202f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2203024426acSGerd Hoffmann assert(xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL)); 2204f1ae32a1SGerd Hoffmann } 2205024426acSGerd Hoffmann xfer->streamid = streamid; 2206f1ae32a1SGerd Hoffmann 2207f1ae32a1SGerd Hoffmann if (epid == 1) { 2208f1ae32a1SGerd Hoffmann if (xhci_fire_ctl_transfer(xhci, xfer) >= 0) { 2209f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 2210f1ae32a1SGerd Hoffmann } else { 2211d6bb65fcSGerd Hoffmann DPRINTF("xhci: error firing CTL transfer\n"); 2212f1ae32a1SGerd Hoffmann } 2213f1ae32a1SGerd Hoffmann } else { 2214f1ae32a1SGerd Hoffmann if (xhci_fire_transfer(xhci, xfer, epctx) >= 0) { 2215f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 2216f1ae32a1SGerd Hoffmann } else { 22174d7a81c0SGerd Hoffmann if (!xfer->timed_xfer) { 2218d6bb65fcSGerd Hoffmann DPRINTF("xhci: error firing data transfer\n"); 2219f1ae32a1SGerd Hoffmann } 2220f1ae32a1SGerd Hoffmann } 22213d139684SGerd Hoffmann } 2222f1ae32a1SGerd Hoffmann 2223f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2224f1ae32a1SGerd Hoffmann break; 2225f1ae32a1SGerd Hoffmann } 2226f1ae32a1SGerd Hoffmann if (xfer->running_retry) { 2227f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2228f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2229f1ae32a1SGerd Hoffmann break; 2230f1ae32a1SGerd Hoffmann } 2231f1ae32a1SGerd Hoffmann } 2232518ad5f2SHans de Goede 2233518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, epid); 223436dfe324SHans de Goede if (ep) { 223536dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 223636dfe324SHans de Goede } 2237f1ae32a1SGerd Hoffmann } 2238f1ae32a1SGerd Hoffmann 2239f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2240f1ae32a1SGerd Hoffmann { 2241348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 224291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2243f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2244ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2245f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2246f1ae32a1SGerd Hoffmann 2247f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2248f1ae32a1SGerd Hoffmann } 2249f1ae32a1SGerd Hoffmann 2250f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2251f1ae32a1SGerd Hoffmann { 2252f1ae32a1SGerd Hoffmann int i; 2253f1ae32a1SGerd Hoffmann 2254348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 225591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2256f1ae32a1SGerd Hoffmann 2257f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2258f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2259f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2260f1ae32a1SGerd Hoffmann } 2261f1ae32a1SGerd Hoffmann } 2262f1ae32a1SGerd Hoffmann 2263f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 22644034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 22655c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2266f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2267f1ae32a1SGerd Hoffmann } 2268f1ae32a1SGerd Hoffmann 2269ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2270ccaf87a0SGerd Hoffmann { 2271ccaf87a0SGerd Hoffmann USBPort *uport; 2272ccaf87a0SGerd Hoffmann char path[32]; 2273ccaf87a0SGerd Hoffmann int i, pos, port; 2274ccaf87a0SGerd Hoffmann 2275ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2276f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2277f2ad97ffSGerd Hoffmann return NULL; 2278f2ad97ffSGerd Hoffmann } 2279ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2280ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2281ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2282ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2283ccaf87a0SGerd Hoffmann if (!port) { 2284ccaf87a0SGerd Hoffmann break; 2285ccaf87a0SGerd Hoffmann } 2286ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2287ccaf87a0SGerd Hoffmann } 2288ccaf87a0SGerd Hoffmann 2289ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2290ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2291ccaf87a0SGerd Hoffmann return uport; 2292ccaf87a0SGerd Hoffmann } 2293ccaf87a0SGerd Hoffmann } 2294ccaf87a0SGerd Hoffmann return NULL; 2295ccaf87a0SGerd Hoffmann } 2296ccaf87a0SGerd Hoffmann 2297f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2298f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2299f1ae32a1SGerd Hoffmann { 2300f1ae32a1SGerd Hoffmann XHCISlot *slot; 2301ccaf87a0SGerd Hoffmann USBPort *uport; 2302f1ae32a1SGerd Hoffmann USBDevice *dev; 230359a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2304f1ae32a1SGerd Hoffmann uint64_t poctx; 2305f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2306f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2307f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2308f1ae32a1SGerd Hoffmann int i; 2309f1ae32a1SGerd Hoffmann TRBCCode res; 2310f1ae32a1SGerd Hoffmann 231191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2312f1ae32a1SGerd Hoffmann 2313f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 23149b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2315f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2316616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2317f1ae32a1SGerd Hoffmann 231859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 231959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2320f1ae32a1SGerd Hoffmann 2321616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2322f1ae32a1SGerd Hoffmann 2323f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2324d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2325f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2326f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2327f1ae32a1SGerd Hoffmann } 2328f1ae32a1SGerd Hoffmann 2329616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2330616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2331f1ae32a1SGerd Hoffmann 2332f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2333f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2334f1ae32a1SGerd Hoffmann 2335f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2336f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2337f1ae32a1SGerd Hoffmann 2338ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2339ccaf87a0SGerd Hoffmann if (uport == NULL) { 2340d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2341f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2342ccaf87a0SGerd Hoffmann } 234365d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2344ccaf87a0SGerd Hoffmann 2345ccaf87a0SGerd Hoffmann dev = uport->dev; 2346de9de157SHans de Goede if (!dev || !dev->attached) { 2347d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2348f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2349f1ae32a1SGerd Hoffmann } 2350f1ae32a1SGerd Hoffmann 235191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 23520bc85da6SGerd Hoffmann if (i == slotid-1) { 23530bc85da6SGerd Hoffmann continue; 23540bc85da6SGerd Hoffmann } 2355ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2356d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2357ccaf87a0SGerd Hoffmann uport->path, i+1); 2358f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2359f1ae32a1SGerd Hoffmann } 2360f1ae32a1SGerd Hoffmann } 2361f1ae32a1SGerd Hoffmann 2362f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2363ccaf87a0SGerd Hoffmann slot->uport = uport; 2364f1ae32a1SGerd Hoffmann slot->ctx = octx; 2365f1ae32a1SGerd Hoffmann 2366f1ae32a1SGerd Hoffmann if (bsr) { 2367f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2368f1ae32a1SGerd Hoffmann } else { 2369a820b575SGerd Hoffmann USBPacket p; 2370a6718874SGerd Hoffmann uint8_t buf[1]; 2371a6718874SGerd Hoffmann 2372af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 23730bc85da6SGerd Hoffmann usb_device_reset(dev); 2374a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2375a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2376a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 23778550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2378a820b575SGerd Hoffmann 0, false, false); 2379a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2380f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2381af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2382a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2383f1ae32a1SGerd Hoffmann } 2384f1ae32a1SGerd Hoffmann 2385f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2386f1ae32a1SGerd Hoffmann 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]); 2389f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2390f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2391f1ae32a1SGerd Hoffmann 2392616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2393616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2394f1ae32a1SGerd Hoffmann 23954034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2396f1ae32a1SGerd Hoffmann return res; 2397f1ae32a1SGerd Hoffmann } 2398f1ae32a1SGerd Hoffmann 2399f1ae32a1SGerd Hoffmann 2400f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2401f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2402f1ae32a1SGerd Hoffmann { 240359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2404f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2405f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2406f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2407f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2408f1ae32a1SGerd Hoffmann int i; 2409f1ae32a1SGerd Hoffmann TRBCCode res; 2410f1ae32a1SGerd Hoffmann 2411348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 241291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2413f1ae32a1SGerd Hoffmann 2414f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2415f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2416f1ae32a1SGerd Hoffmann 241759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 241859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2419f1ae32a1SGerd Hoffmann 2420f1ae32a1SGerd Hoffmann if (dc) { 2421f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2422f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2423f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2424f1ae32a1SGerd Hoffmann } 2425f1ae32a1SGerd Hoffmann } 2426f1ae32a1SGerd Hoffmann 2427616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2428f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2429f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2430f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2431f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2432616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2433f1ae32a1SGerd Hoffmann 2434f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2435f1ae32a1SGerd Hoffmann } 2436f1ae32a1SGerd Hoffmann 2437616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2438f1ae32a1SGerd Hoffmann 2439f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2440d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2441f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2442f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2443f1ae32a1SGerd Hoffmann } 2444f1ae32a1SGerd Hoffmann 2445616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2446616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2447f1ae32a1SGerd Hoffmann 2448f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2449d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2450f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2451f1ae32a1SGerd Hoffmann } 2452f1ae32a1SGerd Hoffmann 245372391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 245472391da5SHans de Goede 2455f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2456f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2457f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2458f1ae32a1SGerd Hoffmann } 2459f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2460616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2461f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2462f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2463f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2464f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2465f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2466f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2467f1ae32a1SGerd Hoffmann return res; 2468f1ae32a1SGerd Hoffmann } 2469f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2470f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2471f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2472616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2473f1ae32a1SGerd Hoffmann } 2474f1ae32a1SGerd Hoffmann } 2475f1ae32a1SGerd Hoffmann 247672391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 247772391da5SHans de Goede if (res != CC_SUCCESS) { 247872391da5SHans de Goede for (i = 2; i <= 31; i++) { 24793d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 248072391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 248172391da5SHans de Goede } 248272391da5SHans de Goede } 248372391da5SHans de Goede return res; 248472391da5SHans de Goede } 248572391da5SHans de Goede 2486f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2487f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2488f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2489f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2490f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2491f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2492f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2493f1ae32a1SGerd Hoffmann 2494616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2495f1ae32a1SGerd Hoffmann 2496f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2497f1ae32a1SGerd Hoffmann } 2498f1ae32a1SGerd Hoffmann 2499f1ae32a1SGerd Hoffmann 2500f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2501f1ae32a1SGerd Hoffmann uint64_t pictx) 2502f1ae32a1SGerd Hoffmann { 250359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2504f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2505f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2506f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2507f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2508f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2509f1ae32a1SGerd Hoffmann 2510348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 251191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2512f1ae32a1SGerd Hoffmann 2513f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2514f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2515f1ae32a1SGerd Hoffmann 251659a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 251759a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2518f1ae32a1SGerd Hoffmann 2519616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2520f1ae32a1SGerd Hoffmann 2521f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2522d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2523f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2524f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2525f1ae32a1SGerd Hoffmann } 2526f1ae32a1SGerd Hoffmann 2527f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2528616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2529f1ae32a1SGerd Hoffmann 2530f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2531f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2532f1ae32a1SGerd Hoffmann 2533616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2534f1ae32a1SGerd Hoffmann 2535f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2536f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2537f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2538f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2539f1ae32a1SGerd Hoffmann 2540f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2541f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2542f1ae32a1SGerd Hoffmann 2543616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2544f1ae32a1SGerd Hoffmann } 2545f1ae32a1SGerd Hoffmann 2546f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2547616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2548f1ae32a1SGerd Hoffmann 2549f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2550f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2551f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2552f1ae32a1SGerd Hoffmann 2553616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2554f1ae32a1SGerd Hoffmann 2555f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2556f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2557f1ae32a1SGerd Hoffmann 2558f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2559f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2560f1ae32a1SGerd Hoffmann 2561616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2562f1ae32a1SGerd Hoffmann } 2563f1ae32a1SGerd Hoffmann 2564f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2565f1ae32a1SGerd Hoffmann } 2566f1ae32a1SGerd Hoffmann 2567f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2568f1ae32a1SGerd Hoffmann { 2569f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 257059a70ccdSDavid Gibson dma_addr_t octx; 2571f1ae32a1SGerd Hoffmann int i; 2572f1ae32a1SGerd Hoffmann 2573348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 257491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2575f1ae32a1SGerd Hoffmann 2576f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2577f1ae32a1SGerd Hoffmann 257859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2579f1ae32a1SGerd Hoffmann 2580f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2581f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2582f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2583f1ae32a1SGerd Hoffmann } 2584f1ae32a1SGerd Hoffmann } 2585f1ae32a1SGerd Hoffmann 2586616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2587f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2588f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2589f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2590f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2591616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2592f1ae32a1SGerd Hoffmann 2593f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2594f1ae32a1SGerd Hoffmann } 2595f1ae32a1SGerd Hoffmann 2596f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2597f1ae32a1SGerd Hoffmann { 2598f1ae32a1SGerd Hoffmann unsigned int slotid; 2599f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 260091062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2601d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2602f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2603f1ae32a1SGerd Hoffmann return 0; 2604f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2605d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2606f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2607f1ae32a1SGerd Hoffmann return 0; 2608f1ae32a1SGerd Hoffmann } 2609f1ae32a1SGerd Hoffmann return slotid; 2610f1ae32a1SGerd Hoffmann } 2611f1ae32a1SGerd Hoffmann 261281251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 261381251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 261481251841SGerd Hoffmann { 26150cb41e2cSGerd Hoffmann int slot, ep; 261681251841SGerd Hoffmann 261781251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 261881251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 261981251841SGerd Hoffmann break; 262081251841SGerd Hoffmann } 262181251841SGerd Hoffmann } 262281251841SGerd Hoffmann if (slot == xhci->numslots) { 262381251841SGerd Hoffmann return; 262481251841SGerd Hoffmann } 262581251841SGerd Hoffmann 26260cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 26270cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2628582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 26290cb41e2cSGerd Hoffmann } 26300cb41e2cSGerd Hoffmann } 263181251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 263281251841SGerd Hoffmann } 263381251841SGerd Hoffmann 2634f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2635f1ae32a1SGerd Hoffmann { 263659a70ccdSDavid Gibson dma_addr_t ctx; 26370846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2638f1ae32a1SGerd Hoffmann 2639f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2640f1ae32a1SGerd Hoffmann 2641f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2642f1ae32a1SGerd Hoffmann 264359a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2644f1ae32a1SGerd Hoffmann 2645f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2646f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 26470846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 26489b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2649f1ae32a1SGerd Hoffmann 2650f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2651f1ae32a1SGerd Hoffmann } 2652f1ae32a1SGerd Hoffmann 2653f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2654f1ae32a1SGerd Hoffmann { 2655f1ae32a1SGerd Hoffmann count &= 31; 2656f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2657f1ae32a1SGerd Hoffmann } 2658f1ae32a1SGerd Hoffmann 2659f1ae32a1SGerd Hoffmann 2660f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2661f1ae32a1SGerd Hoffmann { 2662f1ae32a1SGerd Hoffmann uint32_t val; 2663f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2664f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2665f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2666f1ae32a1SGerd Hoffmann return ~val; 2667f1ae32a1SGerd Hoffmann } 2668f1ae32a1SGerd Hoffmann 266959a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2670f1ae32a1SGerd Hoffmann { 26719b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2672f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2673f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 267459a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2675f1ae32a1SGerd Hoffmann 26769b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2677f1ae32a1SGerd Hoffmann 2678f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2679f1ae32a1SGerd Hoffmann 2680f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2681f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2682f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2683f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2684f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2685f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2686f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2687f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2688f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2689f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2690f1ae32a1SGerd Hoffmann } 2691f1ae32a1SGerd Hoffmann 26929b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2693f1ae32a1SGerd Hoffmann } 2694f1ae32a1SGerd Hoffmann 2695f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2696f1ae32a1SGerd Hoffmann { 2697f1ae32a1SGerd Hoffmann XHCITRB trb; 2698f1ae32a1SGerd Hoffmann TRBType type; 2699f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 270059a70ccdSDavid Gibson dma_addr_t addr; 2701f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2702f1ae32a1SGerd Hoffmann 2703f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2704f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2705f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2706f1ae32a1SGerd Hoffmann return; 2707f1ae32a1SGerd Hoffmann } 2708f1ae32a1SGerd Hoffmann 2709f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2710f1ae32a1SGerd Hoffmann 2711f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2712f1ae32a1SGerd Hoffmann event.ptr = addr; 2713f1ae32a1SGerd Hoffmann switch (type) { 2714f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 271591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2716f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2717f1ae32a1SGerd Hoffmann break; 2718f1ae32a1SGerd Hoffmann } 2719f1ae32a1SGerd Hoffmann } 272091062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2721d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2722f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2723f1ae32a1SGerd Hoffmann } else { 2724f1ae32a1SGerd Hoffmann slotid = i+1; 2725f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2726f1ae32a1SGerd Hoffmann } 2727f1ae32a1SGerd Hoffmann break; 2728f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2729f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2730f1ae32a1SGerd Hoffmann if (slotid) { 2731f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2732f1ae32a1SGerd Hoffmann } 2733f1ae32a1SGerd Hoffmann break; 2734f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2735f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2736f1ae32a1SGerd Hoffmann if (slotid) { 2737f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2738f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2739f1ae32a1SGerd Hoffmann } 2740f1ae32a1SGerd Hoffmann break; 2741f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2742f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2743f1ae32a1SGerd Hoffmann if (slotid) { 2744f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2745f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2746f1ae32a1SGerd Hoffmann } 2747f1ae32a1SGerd Hoffmann break; 2748f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2749f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2750f1ae32a1SGerd Hoffmann if (slotid) { 2751f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2752f1ae32a1SGerd Hoffmann } 2753f1ae32a1SGerd Hoffmann break; 2754f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2755f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2756f1ae32a1SGerd Hoffmann if (slotid) { 2757f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2758f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2759f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2760f1ae32a1SGerd Hoffmann } 2761f1ae32a1SGerd Hoffmann break; 2762f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2763f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2764f1ae32a1SGerd Hoffmann if (slotid) { 2765f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2766f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2767f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2768f1ae32a1SGerd Hoffmann } 2769f1ae32a1SGerd Hoffmann break; 2770f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2771f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2772f1ae32a1SGerd Hoffmann if (slotid) { 2773f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2774f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2775024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2776024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2777024426acSGerd Hoffmann epid, streamid, 2778f1ae32a1SGerd Hoffmann trb.parameter); 2779f1ae32a1SGerd Hoffmann } 2780f1ae32a1SGerd Hoffmann break; 2781f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2782f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2783f1ae32a1SGerd Hoffmann if (slotid) { 2784f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2785f1ae32a1SGerd Hoffmann } 2786f1ae32a1SGerd Hoffmann break; 2787f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2788f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2789f1ae32a1SGerd Hoffmann break; 2790f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 279159a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2792f1ae32a1SGerd Hoffmann break; 2793f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2794f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2795f1ae32a1SGerd Hoffmann event.length = 0x3025; 2796f1ae32a1SGerd Hoffmann break; 2797f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2798f1ae32a1SGerd Hoffmann { 2799f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2800f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2801f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2802f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2803f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2804f1ae32a1SGerd Hoffmann slotid = val >> 24; 2805f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2806f1ae32a1SGerd Hoffmann } 2807f1ae32a1SGerd Hoffmann break; 2808f1ae32a1SGerd Hoffmann default: 28090ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2810f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2811f1ae32a1SGerd Hoffmann break; 2812f1ae32a1SGerd Hoffmann } 2813f1ae32a1SGerd Hoffmann event.slotid = slotid; 28142d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2815f1ae32a1SGerd Hoffmann } 2816f1ae32a1SGerd Hoffmann } 2817f1ae32a1SGerd Hoffmann 28186a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 28196a32f80fSGerd Hoffmann { 28206a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 28216a32f80fSGerd Hoffmann return false; /* no device present */ 28226a32f80fSGerd Hoffmann } 28236a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 28246a32f80fSGerd Hoffmann return false; /* speed mismatch */ 28256a32f80fSGerd Hoffmann } 28266a32f80fSGerd Hoffmann return true; 28276a32f80fSGerd Hoffmann } 28286a32f80fSGerd Hoffmann 2829f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2830f705a362SGerd Hoffmann { 2831f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2832f705a362SGerd Hoffmann port->portnr << 24 }; 2833f705a362SGerd Hoffmann 2834f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2835f705a362SGerd Hoffmann return; 2836f705a362SGerd Hoffmann } 2837bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2838f705a362SGerd Hoffmann port->portsc |= bits; 2839f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2840f705a362SGerd Hoffmann return; 2841f705a362SGerd Hoffmann } 2842f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2843f705a362SGerd Hoffmann } 2844f705a362SGerd Hoffmann 2845f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2846f1ae32a1SGerd Hoffmann { 2847b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2848b62b0828SGerd Hoffmann 2849f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 28506a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2851f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 28520846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2853f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2854f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2855b62b0828SGerd Hoffmann pls = PLS_POLLING; 2856f1ae32a1SGerd Hoffmann break; 2857f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2858f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2859b62b0828SGerd Hoffmann pls = PLS_POLLING; 2860f1ae32a1SGerd Hoffmann break; 2861f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2862f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2863b62b0828SGerd Hoffmann pls = PLS_POLLING; 2864f1ae32a1SGerd Hoffmann break; 28650846e635SGerd Hoffmann case USB_SPEED_SUPER: 28660846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2867b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2868b62b0828SGerd Hoffmann pls = PLS_U0; 28690846e635SGerd Hoffmann break; 2870f1ae32a1SGerd Hoffmann } 2871f1ae32a1SGerd Hoffmann } 2872b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 28734f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2874f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2875f1ae32a1SGerd Hoffmann } 2876f1ae32a1SGerd Hoffmann 2877dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 287840030130SGerd Hoffmann { 28797bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 28804f47f0f8SGerd Hoffmann 2881b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2882b62b0828SGerd Hoffmann return; 2883b62b0828SGerd Hoffmann } 2884b62b0828SGerd Hoffmann 288540030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2886b62b0828SGerd Hoffmann 2887b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2888dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2889dad5b9eaSGerd Hoffmann if (warm_reset) { 2890dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2891dad5b9eaSGerd Hoffmann } 2892dad5b9eaSGerd Hoffmann /* fall through */ 2893b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2894b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2895b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2896b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 28974f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2898b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2899b62b0828SGerd Hoffmann break; 2900b62b0828SGerd Hoffmann } 2901b62b0828SGerd Hoffmann 2902b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2903b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 290440030130SGerd Hoffmann } 290540030130SGerd Hoffmann 290664619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2907f1ae32a1SGerd Hoffmann { 290837034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2909f1ae32a1SGerd Hoffmann int i; 2910f1ae32a1SGerd Hoffmann 29112d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2912f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2913d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2914f1ae32a1SGerd Hoffmann } 2915f1ae32a1SGerd Hoffmann 2916f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2917f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2918f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2919f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2920f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2921f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2922f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2923f1ae32a1SGerd Hoffmann xhci->config = 0; 2924f1ae32a1SGerd Hoffmann 292591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2926f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2927f1ae32a1SGerd Hoffmann } 2928f1ae32a1SGerd Hoffmann 29290846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2930f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2931f1ae32a1SGerd Hoffmann } 2932f1ae32a1SGerd Hoffmann 293391062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2934962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2935962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2936962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2937962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2938962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2939962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2940962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2941962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2942f1ae32a1SGerd Hoffmann 2943962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2944962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2945962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2946962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2947962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2948962d11e1SGerd Hoffmann } 294901546fa6SGerd Hoffmann 2950bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 295101546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2952f1ae32a1SGerd Hoffmann } 2953f1ae32a1SGerd Hoffmann 2954a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2955f1ae32a1SGerd Hoffmann { 29561b067564SGerd Hoffmann XHCIState *xhci = ptr; 29572d754a10SGerd Hoffmann uint32_t ret; 2958f1ae32a1SGerd Hoffmann 2959f1ae32a1SGerd Hoffmann switch (reg) { 2960f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 29612d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 29622d754a10SGerd Hoffmann break; 2963f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 29640846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 296591062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 29662d754a10SGerd Hoffmann break; 2967f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 29682d754a10SGerd Hoffmann ret = 0x0000000f; 29692d754a10SGerd Hoffmann break; 2970f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 29712d754a10SGerd Hoffmann ret = 0x00000000; 29722d754a10SGerd Hoffmann break; 2973f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 29742d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 29752aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 29762d754a10SGerd Hoffmann } else { 29772aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 29782d754a10SGerd Hoffmann } 29792d754a10SGerd Hoffmann break; 2980f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 29812d754a10SGerd Hoffmann ret = OFF_DOORBELL; 29822d754a10SGerd Hoffmann break; 2983f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 29842d754a10SGerd Hoffmann ret = OFF_RUNTIME; 29852d754a10SGerd Hoffmann break; 2986f1ae32a1SGerd Hoffmann 2987f1ae32a1SGerd Hoffmann /* extended capabilities */ 2988f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 29892d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 29902d754a10SGerd Hoffmann break; 2991f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 29920ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 29932d754a10SGerd Hoffmann break; 2994f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 29957bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 29967bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 29977bafd888SGerd Hoffmann } else { 29987bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 29997bafd888SGerd Hoffmann } 30002d754a10SGerd Hoffmann break; 3001f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 30022d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30032d754a10SGerd Hoffmann break; 3004f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 30052d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 30062d754a10SGerd Hoffmann break; 3007f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 30080ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30092d754a10SGerd Hoffmann break; 3010f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 30117bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30127bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 30137bafd888SGerd Hoffmann } else { 30147bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 30157bafd888SGerd Hoffmann } 30162d754a10SGerd Hoffmann break; 3017f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 30182d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30192d754a10SGerd Hoffmann break; 3020f1ae32a1SGerd Hoffmann default: 30210ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 30222d754a10SGerd Hoffmann ret = 0; 3023f1ae32a1SGerd Hoffmann } 30242d754a10SGerd Hoffmann 30252d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 30262d754a10SGerd Hoffmann return ret; 3027f1ae32a1SGerd Hoffmann } 3028f1ae32a1SGerd Hoffmann 3029a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 3030f1ae32a1SGerd Hoffmann { 30311d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 30322d754a10SGerd Hoffmann uint32_t ret; 30332d754a10SGerd Hoffmann 30341d8a4e69SGerd Hoffmann switch (reg) { 3035f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 30361d8a4e69SGerd Hoffmann ret = port->portsc; 30372d754a10SGerd Hoffmann break; 3038f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3039f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 30402d754a10SGerd Hoffmann ret = 0; 30412d754a10SGerd Hoffmann break; 3042f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 3043f1ae32a1SGerd Hoffmann default: 30440ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 30452d754a10SGerd Hoffmann ret = 0; 3046f1ae32a1SGerd Hoffmann } 30472d754a10SGerd Hoffmann 30481d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 30492d754a10SGerd Hoffmann return ret; 3050f1ae32a1SGerd Hoffmann } 3051f1ae32a1SGerd Hoffmann 3052a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 30531d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 3054f1ae32a1SGerd Hoffmann { 30551d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 3056bdfce20dSGerd Hoffmann uint32_t portsc, notify; 3057f1ae32a1SGerd Hoffmann 30581d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 30592d754a10SGerd Hoffmann 30601d8a4e69SGerd Hoffmann switch (reg) { 3061f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 3062bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 3063dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 3064dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 3065dad5b9eaSGerd Hoffmann break; 3066dad5b9eaSGerd Hoffmann } 3067bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 3068dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 3069bdfce20dSGerd Hoffmann break; 3070bdfce20dSGerd Hoffmann } 3071bdfce20dSGerd Hoffmann 30721d8a4e69SGerd Hoffmann portsc = port->portsc; 3073bdfce20dSGerd Hoffmann notify = 0; 3074f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 3075f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 3076f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 3077f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 3078f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 3079bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 3080bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 3081bdfce20dSGerd Hoffmann switch (new_pls) { 3082bdfce20dSGerd Hoffmann case PLS_U0: 3083bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 3084bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3085bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3086bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 3087bdfce20dSGerd Hoffmann } 3088bdfce20dSGerd Hoffmann break; 3089bdfce20dSGerd Hoffmann case PLS_U3: 3090bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 3091bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3092bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3093bdfce20dSGerd Hoffmann } 3094bdfce20dSGerd Hoffmann break; 3095bdfce20dSGerd Hoffmann case PLS_RESUME: 3096bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 3097bdfce20dSGerd Hoffmann break; 3098bdfce20dSGerd Hoffmann default: 3099d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 3100bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 3101bdfce20dSGerd Hoffmann break; 3102bdfce20dSGerd Hoffmann } 3103f1ae32a1SGerd Hoffmann } 3104f1ae32a1SGerd Hoffmann /* read/write bits */ 3105f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 3106f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 310740030130SGerd Hoffmann port->portsc = portsc; 3108bdfce20dSGerd Hoffmann if (notify) { 3109bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 3110f1ae32a1SGerd Hoffmann } 3111f1ae32a1SGerd Hoffmann break; 3112f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3113f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 3114f1ae32a1SGerd Hoffmann default: 31150ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 3116f1ae32a1SGerd Hoffmann } 3117f1ae32a1SGerd Hoffmann } 3118f1ae32a1SGerd Hoffmann 3119a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 3120f1ae32a1SGerd Hoffmann { 31211b067564SGerd Hoffmann XHCIState *xhci = ptr; 31222d754a10SGerd Hoffmann uint32_t ret; 3123f1ae32a1SGerd Hoffmann 3124f1ae32a1SGerd Hoffmann switch (reg) { 3125f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 31262d754a10SGerd Hoffmann ret = xhci->usbcmd; 31272d754a10SGerd Hoffmann break; 3128f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 31292d754a10SGerd Hoffmann ret = xhci->usbsts; 31302d754a10SGerd Hoffmann break; 3131f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 31322d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 31332d754a10SGerd Hoffmann break; 3134f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 31352d754a10SGerd Hoffmann ret = xhci->dnctrl; 31362d754a10SGerd Hoffmann break; 3137f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 31382d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 31392d754a10SGerd Hoffmann break; 3140f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 31412d754a10SGerd Hoffmann ret = xhci->crcr_high; 31422d754a10SGerd Hoffmann break; 3143f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 31442d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 31452d754a10SGerd Hoffmann break; 3146f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 31472d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 31482d754a10SGerd Hoffmann break; 3149f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 31502d754a10SGerd Hoffmann ret = xhci->config; 31512d754a10SGerd Hoffmann break; 3152f1ae32a1SGerd Hoffmann default: 31530ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 31542d754a10SGerd Hoffmann ret = 0; 3155f1ae32a1SGerd Hoffmann } 31562d754a10SGerd Hoffmann 31572d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 31582d754a10SGerd Hoffmann return ret; 3159f1ae32a1SGerd Hoffmann } 3160f1ae32a1SGerd Hoffmann 3161a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 31621b067564SGerd Hoffmann uint64_t val, unsigned size) 3163f1ae32a1SGerd Hoffmann { 31641b067564SGerd Hoffmann XHCIState *xhci = ptr; 316537034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 31661b067564SGerd Hoffmann 31672d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 31682d754a10SGerd Hoffmann 3169f1ae32a1SGerd Hoffmann switch (reg) { 3170f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 3171f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 3172f1ae32a1SGerd Hoffmann xhci_run(xhci); 3173f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 3174f1ae32a1SGerd Hoffmann xhci_stop(xhci); 3175f1ae32a1SGerd Hoffmann } 3176f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 3177f1f8bc21SGerd Hoffmann /* save state */ 3178f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 3179f1f8bc21SGerd Hoffmann } 3180f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 3181f1f8bc21SGerd Hoffmann /* restore state */ 3182f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 3183f1f8bc21SGerd Hoffmann } 3184f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 318501546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3186f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 318737034575SPeter Crosthwaite xhci_reset(d); 3188f1ae32a1SGerd Hoffmann } 31894c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3190f1ae32a1SGerd Hoffmann break; 3191f1ae32a1SGerd Hoffmann 3192f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 3193f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 3194f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 31954c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3196f1ae32a1SGerd Hoffmann break; 3197f1ae32a1SGerd Hoffmann 3198f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 3199f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 3200f1ae32a1SGerd Hoffmann break; 3201f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3202f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3203f1ae32a1SGerd Hoffmann break; 3204f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3205f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3206f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3207f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3208f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 32092d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3210f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3211f1ae32a1SGerd Hoffmann } else { 321259a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3213f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3214f1ae32a1SGerd Hoffmann } 3215f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3216f1ae32a1SGerd Hoffmann break; 3217f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3218f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3219f1ae32a1SGerd Hoffmann break; 3220f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3221f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3222f1ae32a1SGerd Hoffmann break; 3223f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3224f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3225f1ae32a1SGerd Hoffmann break; 3226f1ae32a1SGerd Hoffmann default: 32270ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3228f1ae32a1SGerd Hoffmann } 3229f1ae32a1SGerd Hoffmann } 3230f1ae32a1SGerd Hoffmann 3231a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 32321b067564SGerd Hoffmann unsigned size) 3233f1ae32a1SGerd Hoffmann { 32341b067564SGerd Hoffmann XHCIState *xhci = ptr; 323543d9d604SGerd Hoffmann uint32_t ret = 0; 3236f1ae32a1SGerd Hoffmann 323743d9d604SGerd Hoffmann if (reg < 0x20) { 3238f1ae32a1SGerd Hoffmann switch (reg) { 3239f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 324001546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 32412d754a10SGerd Hoffmann break; 3242f1ae32a1SGerd Hoffmann default: 32430ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 324443d9d604SGerd Hoffmann break; 324543d9d604SGerd Hoffmann } 324643d9d604SGerd Hoffmann } else { 324743d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 324843d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 324943d9d604SGerd Hoffmann switch (reg & 0x1f) { 325043d9d604SGerd Hoffmann case 0x00: /* IMAN */ 325143d9d604SGerd Hoffmann ret = intr->iman; 325243d9d604SGerd Hoffmann break; 325343d9d604SGerd Hoffmann case 0x04: /* IMOD */ 325443d9d604SGerd Hoffmann ret = intr->imod; 325543d9d604SGerd Hoffmann break; 325643d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 325743d9d604SGerd Hoffmann ret = intr->erstsz; 325843d9d604SGerd Hoffmann break; 325943d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 326043d9d604SGerd Hoffmann ret = intr->erstba_low; 326143d9d604SGerd Hoffmann break; 326243d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 326343d9d604SGerd Hoffmann ret = intr->erstba_high; 326443d9d604SGerd Hoffmann break; 326543d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 326643d9d604SGerd Hoffmann ret = intr->erdp_low; 326743d9d604SGerd Hoffmann break; 326843d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 326943d9d604SGerd Hoffmann ret = intr->erdp_high; 327043d9d604SGerd Hoffmann break; 327143d9d604SGerd Hoffmann } 3272f1ae32a1SGerd Hoffmann } 32732d754a10SGerd Hoffmann 32742d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 32752d754a10SGerd Hoffmann return ret; 3276f1ae32a1SGerd Hoffmann } 3277f1ae32a1SGerd Hoffmann 3278a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 32791b067564SGerd Hoffmann uint64_t val, unsigned size) 3280f1ae32a1SGerd Hoffmann { 32811b067564SGerd Hoffmann XHCIState *xhci = ptr; 328243d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 328343d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 32848e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3285f1ae32a1SGerd Hoffmann 328643d9d604SGerd Hoffmann if (reg < 0x20) { 32870ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 328843d9d604SGerd Hoffmann return; 328943d9d604SGerd Hoffmann } 329043d9d604SGerd Hoffmann 329143d9d604SGerd Hoffmann switch (reg & 0x1f) { 329243d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3293f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3294962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3295f1ae32a1SGerd Hoffmann } 3296962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3297962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 329843d9d604SGerd Hoffmann if (v == 0) { 32994c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 330043d9d604SGerd Hoffmann } 330143d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3302f1ae32a1SGerd Hoffmann break; 330343d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3304962d11e1SGerd Hoffmann intr->imod = val; 3305f1ae32a1SGerd Hoffmann break; 330643d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3307962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3308f1ae32a1SGerd Hoffmann break; 330943d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3310f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3311962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3312962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3313f1ae32a1SGerd Hoffmann break; 331443d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3315962d11e1SGerd Hoffmann intr->erstba_high = val; 331643d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3317f1ae32a1SGerd Hoffmann break; 331843d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3319f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3320962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3321f1ae32a1SGerd Hoffmann } 3322962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3323f1ae32a1SGerd Hoffmann break; 332443d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3325962d11e1SGerd Hoffmann intr->erdp_high = val; 332643d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3327f1ae32a1SGerd Hoffmann break; 3328f1ae32a1SGerd Hoffmann default: 33290ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3330f1ae32a1SGerd Hoffmann } 3331f1ae32a1SGerd Hoffmann } 3332f1ae32a1SGerd Hoffmann 3333a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 33341b067564SGerd Hoffmann unsigned size) 3335f1ae32a1SGerd Hoffmann { 3336f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 33372d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3338f1ae32a1SGerd Hoffmann return 0; 3339f1ae32a1SGerd Hoffmann } 3340f1ae32a1SGerd Hoffmann 3341a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 33421b067564SGerd Hoffmann uint64_t val, unsigned size) 3343f1ae32a1SGerd Hoffmann { 33441b067564SGerd Hoffmann XHCIState *xhci = ptr; 3345024426acSGerd Hoffmann unsigned int epid, streamid; 33461b067564SGerd Hoffmann 33472d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3348f1ae32a1SGerd Hoffmann 3349f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3350d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3351f1ae32a1SGerd Hoffmann return; 3352f1ae32a1SGerd Hoffmann } 3353f1ae32a1SGerd Hoffmann 3354f1ae32a1SGerd Hoffmann reg >>= 2; 3355f1ae32a1SGerd Hoffmann 3356f1ae32a1SGerd Hoffmann if (reg == 0) { 3357f1ae32a1SGerd Hoffmann if (val == 0) { 3358f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3359f1ae32a1SGerd Hoffmann } else { 3360d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 33611b067564SGerd Hoffmann (uint32_t)val); 3362f1ae32a1SGerd Hoffmann } 3363f1ae32a1SGerd Hoffmann } else { 3364024426acSGerd Hoffmann epid = val & 0xff; 3365024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 336691062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3367d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3368024426acSGerd Hoffmann } else if (epid > 31) { 3369d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 33701b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3371f1ae32a1SGerd Hoffmann } else { 3372024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3373f1ae32a1SGerd Hoffmann } 3374f1ae32a1SGerd Hoffmann } 3375f1ae32a1SGerd Hoffmann } 3376f1ae32a1SGerd Hoffmann 33776d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 33786d3bc22eSGerd Hoffmann unsigned width) 33796d3bc22eSGerd Hoffmann { 33806d3bc22eSGerd Hoffmann /* nothing */ 33816d3bc22eSGerd Hoffmann } 33826d3bc22eSGerd Hoffmann 33831b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 33841b067564SGerd Hoffmann .read = xhci_cap_read, 33856d3bc22eSGerd Hoffmann .write = xhci_cap_write, 33866ee021d4SGerd Hoffmann .valid.min_access_size = 1, 33871b067564SGerd Hoffmann .valid.max_access_size = 4, 33886ee021d4SGerd Hoffmann .impl.min_access_size = 4, 33896ee021d4SGerd Hoffmann .impl.max_access_size = 4, 33901b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 33911b067564SGerd Hoffmann }; 3392f1ae32a1SGerd Hoffmann 33931b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 33941b067564SGerd Hoffmann .read = xhci_oper_read, 33951b067564SGerd Hoffmann .write = xhci_oper_write, 33961b067564SGerd Hoffmann .valid.min_access_size = 4, 33971b067564SGerd Hoffmann .valid.max_access_size = 4, 33981b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 33991b067564SGerd Hoffmann }; 3400f1ae32a1SGerd Hoffmann 34011d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 34021d8a4e69SGerd Hoffmann .read = xhci_port_read, 34031d8a4e69SGerd Hoffmann .write = xhci_port_write, 34041d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 34051d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 34061d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34071d8a4e69SGerd Hoffmann }; 34081d8a4e69SGerd Hoffmann 34091b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 34101b067564SGerd Hoffmann .read = xhci_runtime_read, 34111b067564SGerd Hoffmann .write = xhci_runtime_write, 34121b067564SGerd Hoffmann .valid.min_access_size = 4, 34131b067564SGerd Hoffmann .valid.max_access_size = 4, 34141b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34151b067564SGerd Hoffmann }; 3416f1ae32a1SGerd Hoffmann 34171b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 34181b067564SGerd Hoffmann .read = xhci_doorbell_read, 34191b067564SGerd Hoffmann .write = xhci_doorbell_write, 3420f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3421f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3422f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3423f1ae32a1SGerd Hoffmann }; 3424f1ae32a1SGerd Hoffmann 3425f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3426f1ae32a1SGerd Hoffmann { 3427f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34280846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3429f1ae32a1SGerd Hoffmann 3430f3214027SGerd Hoffmann xhci_port_update(port, 0); 3431f1ae32a1SGerd Hoffmann } 3432f1ae32a1SGerd Hoffmann 3433f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3434f1ae32a1SGerd Hoffmann { 3435f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34360846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3437f1ae32a1SGerd Hoffmann 3438f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3439f3214027SGerd Hoffmann xhci_port_update(port, 1); 3440f1ae32a1SGerd Hoffmann } 3441f1ae32a1SGerd Hoffmann 3442f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3443f1ae32a1SGerd Hoffmann { 3444f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34450846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3446f1ae32a1SGerd Hoffmann 344785e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3448f1ae32a1SGerd Hoffmann return; 3449f1ae32a1SGerd Hoffmann } 345085e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3451f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3452f1ae32a1SGerd Hoffmann } 3453f1ae32a1SGerd Hoffmann 3454f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3455f1ae32a1SGerd Hoffmann { 3456f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3457f1ae32a1SGerd Hoffmann 34589a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3459582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 34600cae7b1aSHans de Goede return; 34610cae7b1aSHans de Goede } 34629a77a0f5SHans de Goede xhci_complete_packet(xfer); 3463024426acSGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid, xfer->streamid); 3464f1ae32a1SGerd Hoffmann } 3465f1ae32a1SGerd Hoffmann 3466ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3467f1ae32a1SGerd Hoffmann { 3468ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3469ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3470ccaf87a0SGerd Hoffmann 3471463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3472f1ae32a1SGerd Hoffmann } 3473f1ae32a1SGerd Hoffmann 34741d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3475f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3476f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3477f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3478f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3479f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3480f1ae32a1SGerd Hoffmann }; 3481f1ae32a1SGerd Hoffmann 3482f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3483f1ae32a1SGerd Hoffmann { 3484f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3485f1ae32a1SGerd Hoffmann return 1; 3486f1ae32a1SGerd Hoffmann } 3487f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3488f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3489f1ae32a1SGerd Hoffmann } else { 3490f1ae32a1SGerd Hoffmann return ep->nr * 2; 3491f1ae32a1SGerd Hoffmann } 3492f1ae32a1SGerd Hoffmann } 3493f1ae32a1SGerd Hoffmann 3494518ad5f2SHans de Goede static USBEndpoint *xhci_epid_to_usbep(XHCIState *xhci, 3495518ad5f2SHans de Goede unsigned int slotid, unsigned int epid) 3496518ad5f2SHans de Goede { 3497518ad5f2SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 3498518ad5f2SHans de Goede 3499518ad5f2SHans de Goede if (!xhci->slots[slotid - 1].uport) { 3500518ad5f2SHans de Goede return NULL; 3501518ad5f2SHans de Goede } 3502518ad5f2SHans de Goede 3503518ad5f2SHans de Goede return usb_ep_get(xhci->slots[slotid - 1].uport->dev, 3504518ad5f2SHans de Goede (epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT, epid >> 1); 3505518ad5f2SHans de Goede } 3506518ad5f2SHans de Goede 35078550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 35088550a02dSGerd Hoffmann unsigned int stream) 3509f1ae32a1SGerd Hoffmann { 3510f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3511f1ae32a1SGerd Hoffmann int slotid; 3512f1ae32a1SGerd Hoffmann 3513f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3514af203be3SGerd Hoffmann slotid = ep->dev->addr; 3515f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3516f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3517f1ae32a1SGerd Hoffmann return; 3518f1ae32a1SGerd Hoffmann } 3519024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3520f1ae32a1SGerd Hoffmann } 3521f1ae32a1SGerd Hoffmann 3522f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3523f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3524f1ae32a1SGerd Hoffmann }; 3525f1ae32a1SGerd Hoffmann 352637034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3527f1ae32a1SGerd Hoffmann { 352837034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 35290846e635SGerd Hoffmann XHCIPort *port; 35300846e635SGerd Hoffmann int i, usbports, speedmask; 3531f1ae32a1SGerd Hoffmann 3532f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3533f1ae32a1SGerd Hoffmann 35340846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 35350846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 35360846e635SGerd Hoffmann } 35370846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 35380846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 35390846e635SGerd Hoffmann } 35400846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 35410846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 35420846e635SGerd Hoffmann 3543c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3544f1ae32a1SGerd Hoffmann 35450846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 35460846e635SGerd Hoffmann speedmask = 0; 35470846e635SGerd Hoffmann if (i < xhci->numports_2) { 35487bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35497bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 35507bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 35517bafd888SGerd Hoffmann } else { 35520846e635SGerd Hoffmann port = &xhci->ports[i]; 35530846e635SGerd Hoffmann port->portnr = i + 1; 35547bafd888SGerd Hoffmann } 35550846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35560846e635SGerd Hoffmann port->speedmask = 3557f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3558f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 35590846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 35601d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 35610846e635SGerd Hoffmann speedmask |= port->speedmask; 3562f1ae32a1SGerd Hoffmann } 35630846e635SGerd Hoffmann if (i < xhci->numports_3) { 35647bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35657bafd888SGerd Hoffmann port = &xhci->ports[i]; 35667bafd888SGerd Hoffmann port->portnr = i + 1; 35677bafd888SGerd Hoffmann } else { 35680846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 35690846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 35707bafd888SGerd Hoffmann } 35710846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35720846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 35731d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 35740846e635SGerd Hoffmann speedmask |= port->speedmask; 35750846e635SGerd Hoffmann } 35760846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 35771d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3578f1ae32a1SGerd Hoffmann } 3579f1ae32a1SGerd Hoffmann } 3580f1ae32a1SGerd Hoffmann 35819af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3582f1ae32a1SGerd Hoffmann { 35831d8a4e69SGerd Hoffmann int i, ret; 3584f1ae32a1SGerd Hoffmann 358537034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3586f1ae32a1SGerd Hoffmann 35879b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 35889b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 35899b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 35909b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3591f1ae32a1SGerd Hoffmann 359237034575SPeter Crosthwaite usb_xhci_init(xhci); 3593f1ae32a1SGerd Hoffmann 359491062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 359591062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 359691062ae0SGerd Hoffmann } 3597c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3598c94a7c69SGerd Hoffmann xhci->numintrs++; 3599c94a7c69SGerd Hoffmann } 360091062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 360191062ae0SGerd Hoffmann xhci->numintrs = 1; 360291062ae0SGerd Hoffmann } 360391062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 360491062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 360591062ae0SGerd Hoffmann } 360691062ae0SGerd Hoffmann if (xhci->numslots < 1) { 360791062ae0SGerd Hoffmann xhci->numslots = 1; 360891062ae0SGerd Hoffmann } 36092aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 36102aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 36112aa6bfcbSGerd Hoffmann } else { 36122aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 36132aa6bfcbSGerd Hoffmann } 361491062ae0SGerd Hoffmann 3615bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 361601546fa6SGerd Hoffmann 361722fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 361822fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 36191b067564SGerd Hoffmann "capabilities", LEN_CAP); 362022fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 36211d8a4e69SGerd Hoffmann "operational", 0x400); 362222fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 36231b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 362422fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 36251b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 36261b067564SGerd Hoffmann 36271b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 36281b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 36291b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 36301b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 36311b067564SGerd Hoffmann 36321d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 36331d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 36341d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 36351d8a4e69SGerd Hoffmann port->xhci = xhci; 363622fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 36371d8a4e69SGerd Hoffmann port->name, 0x10); 36381d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 36391d8a4e69SGerd Hoffmann } 36401d8a4e69SGerd Hoffmann 36419b7d3334SAndreas Färber pci_register_bar(dev, 0, 3642f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3643f1ae32a1SGerd Hoffmann &xhci->mem); 3644f1ae32a1SGerd Hoffmann 3645e6043e92SDr. David Alan Gilbert if (pci_bus_is_express(dev->bus) || 3646e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 36479b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3648f1ae32a1SGerd Hoffmann assert(ret >= 0); 3649058fdcf5SGerd Hoffmann } 3650f1ae32a1SGerd Hoffmann 3651f9955235SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_USE_MSI)) { 36529b7d3334SAndreas Färber msi_init(dev, 0x70, xhci->numintrs, true, false); 3653f1ae32a1SGerd Hoffmann } 3654f9955235SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_USE_MSI_X)) { 36559b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 36564c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 36574c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 36584c47f800SGerd Hoffmann 0x90); 36594c47f800SGerd Hoffmann } 3660f1ae32a1SGerd Hoffmann } 3661f1ae32a1SGerd Hoffmann 366253c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 366353c30545SGonglei { 366453c30545SGonglei int i; 366553c30545SGonglei XHCIState *xhci = XHCI(dev); 366653c30545SGonglei 3667d733f74cSGonglei trace_usb_xhci_exit(); 3668d733f74cSGonglei 366953c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 367053c30545SGonglei xhci_disable_slot(xhci, i + 1); 367153c30545SGonglei } 367253c30545SGonglei 367353c30545SGonglei if (xhci->mfwrap_timer) { 367453c30545SGonglei timer_del(xhci->mfwrap_timer); 367553c30545SGonglei timer_free(xhci->mfwrap_timer); 367653c30545SGonglei xhci->mfwrap_timer = NULL; 367753c30545SGonglei } 367853c30545SGonglei 367953c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 368053c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 368153c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 368253c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 368353c30545SGonglei 368453c30545SGonglei for (i = 0; i < xhci->numports; i++) { 368553c30545SGonglei XHCIPort *port = &xhci->ports[i]; 368653c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 368753c30545SGonglei } 368853c30545SGonglei 368953c30545SGonglei /* destroy msix memory region */ 369053c30545SGonglei if (dev->msix_table && dev->msix_pba 369153c30545SGonglei && dev->msix_entry_used) { 369253c30545SGonglei memory_region_del_subregion(&xhci->mem, &dev->msix_table_mmio); 369353c30545SGonglei memory_region_del_subregion(&xhci->mem, &dev->msix_pba_mmio); 369453c30545SGonglei } 369553c30545SGonglei 369653c30545SGonglei usb_bus_release(&xhci->bus); 369753c30545SGonglei } 369853c30545SGonglei 369937352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 370037352df3SGerd Hoffmann { 370137352df3SGerd Hoffmann XHCIState *xhci = opaque; 37029b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 370337352df3SGerd Hoffmann XHCISlot *slot; 370437352df3SGerd Hoffmann XHCIEPContext *epctx; 370537352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 370637352df3SGerd Hoffmann uint32_t slot_ctx[4]; 370737352df3SGerd Hoffmann uint32_t ep_ctx[5]; 370837352df3SGerd Hoffmann int slotid, epid, state, intr; 370937352df3SGerd Hoffmann 371037352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 371137352df3SGerd Hoffmann 371237352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 371337352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 371437352df3SGerd Hoffmann if (!slot->addressed) { 371537352df3SGerd Hoffmann continue; 371637352df3SGerd Hoffmann } 371737352df3SGerd Hoffmann slot->ctx = 37189b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 371937352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 372037352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3721f2ad97ffSGerd Hoffmann if (!slot->uport) { 3722f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3723f2ad97ffSGerd Hoffmann slot->enabled = 0; 3724f2ad97ffSGerd Hoffmann slot->addressed = 0; 3725f2ad97ffSGerd Hoffmann continue; 3726f2ad97ffSGerd Hoffmann } 372737352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 372837352df3SGerd Hoffmann 3729f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 373037352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 373137352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 373237352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 373337352df3SGerd Hoffmann if (state == EP_DISABLED) { 373437352df3SGerd Hoffmann continue; 373537352df3SGerd Hoffmann } 373637352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 373737352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 373837352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 373937352df3SGerd Hoffmann epctx->state = state; 374037352df3SGerd Hoffmann if (state == EP_RUNNING) { 374137352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3742bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 374337352df3SGerd Hoffmann } 374437352df3SGerd Hoffmann } 374537352df3SGerd Hoffmann } 374637352df3SGerd Hoffmann 374737352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 374837352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 37499b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 375037352df3SGerd Hoffmann } else { 37519b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 375237352df3SGerd Hoffmann } 375337352df3SGerd Hoffmann } 375437352df3SGerd Hoffmann 375537352df3SGerd Hoffmann return 0; 375637352df3SGerd Hoffmann } 375737352df3SGerd Hoffmann 375837352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 375937352df3SGerd Hoffmann .name = "xhci-ring", 376037352df3SGerd Hoffmann .version_id = 1, 376137352df3SGerd Hoffmann .fields = (VMStateField[]) { 376237352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 376337352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 376437352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 376537352df3SGerd Hoffmann } 376637352df3SGerd Hoffmann }; 376737352df3SGerd Hoffmann 376837352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 376937352df3SGerd Hoffmann .name = "xhci-port", 377037352df3SGerd Hoffmann .version_id = 1, 377137352df3SGerd Hoffmann .fields = (VMStateField[]) { 377237352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 377337352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 377437352df3SGerd Hoffmann } 377537352df3SGerd Hoffmann }; 377637352df3SGerd Hoffmann 377737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 377837352df3SGerd Hoffmann .name = "xhci-slot", 377937352df3SGerd Hoffmann .version_id = 1, 378037352df3SGerd Hoffmann .fields = (VMStateField[]) { 378137352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 378237352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 378337352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 378437352df3SGerd Hoffmann } 378537352df3SGerd Hoffmann }; 378637352df3SGerd Hoffmann 378737352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 378837352df3SGerd Hoffmann .name = "xhci-event", 378937352df3SGerd Hoffmann .version_id = 1, 379037352df3SGerd Hoffmann .fields = (VMStateField[]) { 379137352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 379237352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 379337352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 379437352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 379537352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 379637352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 379737352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 37983afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 379937352df3SGerd Hoffmann } 380037352df3SGerd Hoffmann }; 380137352df3SGerd Hoffmann 380237352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 380337352df3SGerd Hoffmann { 380437352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 380537352df3SGerd Hoffmann return intr->er_full; 380637352df3SGerd Hoffmann } 380737352df3SGerd Hoffmann 380837352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 380937352df3SGerd Hoffmann .name = "xhci-intr", 381037352df3SGerd Hoffmann .version_id = 1, 381137352df3SGerd Hoffmann .fields = (VMStateField[]) { 381237352df3SGerd Hoffmann /* registers */ 381337352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 381437352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 381537352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 381637352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 381737352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 381837352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 381937352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 382037352df3SGerd Hoffmann 382137352df3SGerd Hoffmann /* state */ 382237352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 382337352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 382437352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 382537352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 382637352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 382737352df3SGerd Hoffmann 382837352df3SGerd Hoffmann /* event queue (used if ring is full) */ 382937352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 383037352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 383137352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 383237352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 383337352df3SGerd Hoffmann xhci_er_full, 1, 383437352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 383537352df3SGerd Hoffmann 383637352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 383737352df3SGerd Hoffmann } 383837352df3SGerd Hoffmann }; 383937352df3SGerd Hoffmann 3840f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3841f1ae32a1SGerd Hoffmann .name = "xhci", 384237352df3SGerd Hoffmann .version_id = 1, 384337352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 384437352df3SGerd Hoffmann .fields = (VMStateField[]) { 38459b7d3334SAndreas Färber VMSTATE_PCIE_DEVICE(parent_obj, XHCIState), 38469b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 384737352df3SGerd Hoffmann 384837352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 384937352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 385037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 385137352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 385237352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 385337352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 385437352df3SGerd Hoffmann 385537352df3SGerd Hoffmann /* Operational Registers */ 385637352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 385737352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 385837352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 385937352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 386037352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 386137352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 386237352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 386337352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 386437352df3SGerd Hoffmann 386537352df3SGerd Hoffmann /* Runtime Registers & state */ 386637352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3867e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 386837352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 386937352df3SGerd Hoffmann 387037352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 387137352df3SGerd Hoffmann } 3872f1ae32a1SGerd Hoffmann }; 3873f1ae32a1SGerd Hoffmann 3874f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3875c5e9b02dSGerd Hoffmann DEFINE_PROP_BIT("msi", XHCIState, flags, XHCI_FLAG_USE_MSI, true), 38764c47f800SGerd Hoffmann DEFINE_PROP_BIT("msix", XHCIState, flags, XHCI_FLAG_USE_MSI_X, true), 38777bafd888SGerd Hoffmann DEFINE_PROP_BIT("superspeed-ports-first", 38787bafd888SGerd Hoffmann XHCIState, flags, XHCI_FLAG_SS_FIRST, true), 3879e6043e92SDr. David Alan Gilbert DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, 3880e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, false), 38812aa6bfcbSGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 38822aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 388391062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 388491062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 38850846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 38860846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3887f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3888f1ae32a1SGerd Hoffmann }; 3889f1ae32a1SGerd Hoffmann 3890f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3891f1ae32a1SGerd Hoffmann { 3892f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3893f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3894f1ae32a1SGerd Hoffmann 3895f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3896f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 389764619739SJan Kiszka dc->reset = xhci_reset; 3898125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 38999af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 390053c30545SGonglei k->exit = usb_xhci_exit; 3901f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3902f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3903f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3904f1ae32a1SGerd Hoffmann k->revision = 0x03; 3905f1ae32a1SGerd Hoffmann k->is_express = 1; 3906f1ae32a1SGerd Hoffmann } 3907f1ae32a1SGerd Hoffmann 39088c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 390937034575SPeter Crosthwaite .name = TYPE_XHCI, 3910f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3911f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3912f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3913f1ae32a1SGerd Hoffmann }; 3914f1ae32a1SGerd Hoffmann 3915f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3916f1ae32a1SGerd Hoffmann { 3917f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3918f1ae32a1SGerd Hoffmann } 3919f1ae32a1SGerd Hoffmann 3920f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3921