1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * USB xHCI controller emulation 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * Copyright (c) 2011 Securiforest 5f1ae32a1SGerd Hoffmann * Date: 2011-05-11 ; Author: Hector Martin <hector@marcansoft.com> 6f1ae32a1SGerd Hoffmann * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 7f1ae32a1SGerd Hoffmann * 8f1ae32a1SGerd Hoffmann * This library is free software; you can redistribute it and/or 9f1ae32a1SGerd Hoffmann * modify it under the terms of the GNU Lesser General Public 10f1ae32a1SGerd Hoffmann * License as published by the Free Software Foundation; either 11f1ae32a1SGerd Hoffmann * version 2 of the License, or (at your option) any later version. 12f1ae32a1SGerd Hoffmann * 13f1ae32a1SGerd Hoffmann * This library is distributed in the hope that it will be useful, 14f1ae32a1SGerd Hoffmann * but WITHOUT ANY WARRANTY; without even the implied warranty of 15f1ae32a1SGerd Hoffmann * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16f1ae32a1SGerd Hoffmann * Lesser General Public License for more details. 17f1ae32a1SGerd Hoffmann * 18f1ae32a1SGerd Hoffmann * You should have received a copy of the GNU Lesser General Public 19f1ae32a1SGerd Hoffmann * License along with this library; if not, see <http://www.gnu.org/licenses/>. 20f1ae32a1SGerd Hoffmann */ 21e532b2e0SPeter Maydell #include "qemu/osdep.h" 22f1ae32a1SGerd Hoffmann #include "hw/hw.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 2494b037f2SGerd Hoffmann #include "qemu/queue.h" 25f1ae32a1SGerd Hoffmann #include "hw/usb.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 27a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 28a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 292d754a10SGerd Hoffmann #include "trace.h" 301108b2f8SCao jin #include "qapi/error.h" 31f1ae32a1SGerd Hoffmann 320bbb2f3dSGerd Hoffmann #include "hcd-xhci.h" 330bbb2f3dSGerd Hoffmann 34f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 35f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 36f1ae32a1SGerd Hoffmann 37f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 38f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 39f1ae32a1SGerd Hoffmann #else 40f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 41f1ae32a1SGerd Hoffmann #endif 42024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 43024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 44f1ae32a1SGerd Hoffmann 4599f9aebaSLadi Prosek #define TRB_LINK_LIMIT 32 46f89b60f6SGerd Hoffmann #define COMMAND_LIMIT 256 47f89b60f6SGerd Hoffmann #define TRANSFER_LIMIT 256 4805f43d44SGerd Hoffmann 49f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 50f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 51106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 52f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 53f1ae32a1SGerd Hoffmann 54106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 55106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 56106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 574c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 584c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 59f1ae32a1SGerd Hoffmann /* must be power of 2 */ 60106b214cSGerd Hoffmann #define LEN_REGS 0x4000 61f1ae32a1SGerd Hoffmann 62106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 63106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 64106b214cSGerd Hoffmann #endif 65106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 66106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 67106b214cSGerd Hoffmann #endif 68f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 69f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 70f1ae32a1SGerd Hoffmann #endif 71f1ae32a1SGerd Hoffmann 72f1ae32a1SGerd Hoffmann /* bit definitions */ 73f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 74f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 75f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 76f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 77f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 78f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 79f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 80f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 81f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 82f1ae32a1SGerd Hoffmann 83f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 84f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 85f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 86f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 87f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 88f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 89f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 90f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 91f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 92f1ae32a1SGerd Hoffmann 93f1ae32a1SGerd Hoffmann 94f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 95f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 96f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 97f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 98f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 99f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 100f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 101f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 102f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 103f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 104f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 105f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 106f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 107f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 108f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 109f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 110f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 111f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 112f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 113f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 114f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 115f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 116f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 117f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 118f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 119f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 120f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 121f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 122f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 123f1ae32a1SGerd Hoffmann 124f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 125f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 126f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 127f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 128f1ae32a1SGerd Hoffmann 129f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 130f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 131f1ae32a1SGerd Hoffmann 132f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 133f1ae32a1SGerd Hoffmann 134f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 135f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 136f1ae32a1SGerd Hoffmann uint64_t parameter; 137f1ae32a1SGerd Hoffmann uint32_t status; 138f1ae32a1SGerd Hoffmann uint32_t control; 13959a70ccdSDavid Gibson dma_addr_t addr; 140f1ae32a1SGerd Hoffmann bool ccs; 141f1ae32a1SGerd Hoffmann } XHCITRB; 142f1ae32a1SGerd Hoffmann 14385e05d82SGerd Hoffmann enum { 14485e05d82SGerd Hoffmann PLS_U0 = 0, 14585e05d82SGerd Hoffmann PLS_U1 = 1, 14685e05d82SGerd Hoffmann PLS_U2 = 2, 14785e05d82SGerd Hoffmann PLS_U3 = 3, 14885e05d82SGerd Hoffmann PLS_DISABLED = 4, 14985e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15085e05d82SGerd Hoffmann PLS_INACTIVE = 6, 15185e05d82SGerd Hoffmann PLS_POLLING = 7, 15285e05d82SGerd Hoffmann PLS_RECOVERY = 8, 15385e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 15485e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 15585e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 15685e05d82SGerd Hoffmann PLS_RESUME = 15, 15785e05d82SGerd Hoffmann }; 158f1ae32a1SGerd Hoffmann 159f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 160f1ae32a1SGerd Hoffmann 161f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 162f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 163f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 164f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 165f1ae32a1SGerd Hoffmann 166f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 167f1ae32a1SGerd Hoffmann 168f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 169f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 170f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 171f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 172f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 173f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 174f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 175f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 176f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 177f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 178f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 179f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 180f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 181f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 182f1ae32a1SGerd Hoffmann 183f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 184f1ae32a1SGerd Hoffmann 185f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 186f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 187f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 188f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 189f1ae32a1SGerd Hoffmann 190f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 191f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 192f1ae32a1SGerd Hoffmann 193f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 194f1ae32a1SGerd Hoffmann 1952d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 1962d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 1972d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 1982d1de850SGerd Hoffmann 199f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 200f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 201f1ae32a1SGerd Hoffmann 202f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 203f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 204f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 205f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 206f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 207f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 208f1ae32a1SGerd Hoffmann 209f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 210f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 211f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 212f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 213f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 214f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 215f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 216f1ae32a1SGerd Hoffmann 217f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 218f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 219f1ae32a1SGerd Hoffmann 22085e05d82SGerd Hoffmann #define get_field(data, field) \ 22185e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 22285e05d82SGerd Hoffmann 22385e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 22485e05d82SGerd Hoffmann uint32_t val = *data; \ 22585e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 22685e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 22785e05d82SGerd Hoffmann *data = val; \ 22885e05d82SGerd Hoffmann } while (0) 22985e05d82SGerd Hoffmann 230f1ae32a1SGerd Hoffmann typedef enum EPType { 231f1ae32a1SGerd Hoffmann ET_INVALID = 0, 232f1ae32a1SGerd Hoffmann ET_ISO_OUT, 233f1ae32a1SGerd Hoffmann ET_BULK_OUT, 234f1ae32a1SGerd Hoffmann ET_INTR_OUT, 235f1ae32a1SGerd Hoffmann ET_CONTROL, 236f1ae32a1SGerd Hoffmann ET_ISO_IN, 237f1ae32a1SGerd Hoffmann ET_BULK_IN, 238f1ae32a1SGerd Hoffmann ET_INTR_IN, 239f1ae32a1SGerd Hoffmann } EPType; 240f1ae32a1SGerd Hoffmann 241f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 24294b037f2SGerd Hoffmann XHCIEPContext *epctx; 243f1ae32a1SGerd Hoffmann USBPacket packet; 244d5a15814SGerd Hoffmann QEMUSGList sgl; 245f1ae32a1SGerd Hoffmann bool running_async; 246f1ae32a1SGerd Hoffmann bool running_retry; 247f1ae32a1SGerd Hoffmann bool complete; 248a6fb2ddbSHans de Goede bool int_req; 249f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 250024426acSGerd Hoffmann unsigned int streamid; 251f1ae32a1SGerd Hoffmann bool in_xfer; 252f1ae32a1SGerd Hoffmann bool iso_xfer; 2534d7a81c0SGerd Hoffmann bool timed_xfer; 254f1ae32a1SGerd Hoffmann 255f1ae32a1SGerd Hoffmann unsigned int trb_count; 256f1ae32a1SGerd Hoffmann XHCITRB *trbs; 257f1ae32a1SGerd Hoffmann 258f1ae32a1SGerd Hoffmann TRBCCode status; 259f1ae32a1SGerd Hoffmann 260f1ae32a1SGerd Hoffmann unsigned int pkts; 261f1ae32a1SGerd Hoffmann unsigned int pktsize; 262f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 2633d139684SGerd Hoffmann 2643d139684SGerd Hoffmann uint64_t mfindex_kick; 26594b037f2SGerd Hoffmann 26694b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 267f1ae32a1SGerd Hoffmann } XHCITransfer; 268f1ae32a1SGerd Hoffmann 269024426acSGerd Hoffmann struct XHCIStreamContext { 270024426acSGerd Hoffmann dma_addr_t pctx; 271024426acSGerd Hoffmann unsigned int sct; 272024426acSGerd Hoffmann XHCIRing ring; 273024426acSGerd Hoffmann }; 274024426acSGerd Hoffmann 275024426acSGerd Hoffmann struct XHCIEPContext { 2763d139684SGerd Hoffmann XHCIState *xhci; 2773d139684SGerd Hoffmann unsigned int slotid; 2783d139684SGerd Hoffmann unsigned int epid; 2793d139684SGerd Hoffmann 280f1ae32a1SGerd Hoffmann XHCIRing ring; 28194b037f2SGerd Hoffmann uint32_t xfer_count; 28294b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 283f1ae32a1SGerd Hoffmann XHCITransfer *retry; 284f1ae32a1SGerd Hoffmann EPType type; 28559a70ccdSDavid Gibson dma_addr_t pctx; 286f1ae32a1SGerd Hoffmann unsigned int max_psize; 287f1ae32a1SGerd Hoffmann uint32_t state; 28896d87bddSGerd Hoffmann uint32_t kick_active; 2893d139684SGerd Hoffmann 290024426acSGerd Hoffmann /* streams */ 291024426acSGerd Hoffmann unsigned int max_pstreams; 292024426acSGerd Hoffmann bool lsa; 293024426acSGerd Hoffmann unsigned int nr_pstreams; 294024426acSGerd Hoffmann XHCIStreamContext *pstreams; 295024426acSGerd Hoffmann 2963d139684SGerd Hoffmann /* iso xfer scheduling */ 2973d139684SGerd Hoffmann unsigned int interval; 2983d139684SGerd Hoffmann int64_t mfindex_last; 2993d139684SGerd Hoffmann QEMUTimer *kick_timer; 300024426acSGerd Hoffmann }; 301f1ae32a1SGerd Hoffmann 302f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 303f1ae32a1SGerd Hoffmann uint32_t addr_low; 304f1ae32a1SGerd Hoffmann uint32_t addr_high; 305f1ae32a1SGerd Hoffmann uint32_t size; 306f1ae32a1SGerd Hoffmann uint32_t rsvd; 307f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 308f1ae32a1SGerd Hoffmann 30901546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 310024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 3113a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid); 3120bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 3130bc85da6SGerd Hoffmann unsigned int epid); 314582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 315962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 316962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 317070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx); 31801546fa6SGerd Hoffmann 319f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 320f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 321f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 322f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 323f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 324f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 325f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 326f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 327f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 328f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 329f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 330f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 331f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 332f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 333f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 334f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 335f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 336f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 337f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 338f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 339f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 340f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 341f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 342f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 343f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 344f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 345f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 346f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 347f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 348f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 349f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 350f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 351f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 352f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 353f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 354f1ae32a1SGerd Hoffmann }; 355f1ae32a1SGerd Hoffmann 356873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 357873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 358873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 359873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 360873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 361873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 362873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 363873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 364873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 365873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 366873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 367873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 368873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 369873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 370873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 371873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 372873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 373873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 374873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 375873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 376873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 377873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 378873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 379873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 380873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 381873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 382873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 383873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 384873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 385873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 386873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 387873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 388873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 389873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 390873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 391873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 392873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 393873123feSGerd Hoffmann }; 394873123feSGerd Hoffmann 3951c82392aSGerd Hoffmann static const char *ep_state_names[] = { 3961c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 3971c82392aSGerd Hoffmann [EP_RUNNING] = "running", 3981c82392aSGerd Hoffmann [EP_HALTED] = "halted", 3991c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 4001c82392aSGerd Hoffmann [EP_ERROR] = "error", 4011c82392aSGerd Hoffmann }; 4021c82392aSGerd Hoffmann 403f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 404f1ae32a1SGerd Hoffmann { 405f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 406f1ae32a1SGerd Hoffmann return "???"; 407f1ae32a1SGerd Hoffmann } 408f1ae32a1SGerd Hoffmann return list[index]; 409f1ae32a1SGerd Hoffmann } 410f1ae32a1SGerd Hoffmann 411f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 412f1ae32a1SGerd Hoffmann { 413f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 414f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 415f1ae32a1SGerd Hoffmann } 416f1ae32a1SGerd Hoffmann 417873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 418873123feSGerd Hoffmann { 419873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 420873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 421873123feSGerd Hoffmann } 422873123feSGerd Hoffmann 4231c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 4241c82392aSGerd Hoffmann { 4251c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 4261c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 4271c82392aSGerd Hoffmann } 4281c82392aSGerd Hoffmann 429f9955235SGerd Hoffmann static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 430f9955235SGerd Hoffmann { 431f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 432f9955235SGerd Hoffmann } 433f9955235SGerd Hoffmann 4344f72b8d2SGerd Hoffmann static void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit) 4354f72b8d2SGerd Hoffmann { 4364f72b8d2SGerd Hoffmann xhci->flags |= (1 << bit); 4374f72b8d2SGerd Hoffmann } 4384f72b8d2SGerd Hoffmann 43901546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 44001546fa6SGerd Hoffmann { 441bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 44201546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 44301546fa6SGerd Hoffmann } 44401546fa6SGerd Hoffmann 44501546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 44601546fa6SGerd Hoffmann { 44701546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 44801546fa6SGerd Hoffmann uint32_t mfindex, left; 44901546fa6SGerd Hoffmann int64_t now; 45001546fa6SGerd Hoffmann 45101546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 452bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 45301546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 45401546fa6SGerd Hoffmann left = 0x4000 - mfindex; 455bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 45601546fa6SGerd Hoffmann } else { 457bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 45801546fa6SGerd Hoffmann } 45901546fa6SGerd Hoffmann } 46001546fa6SGerd Hoffmann 46101546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 46201546fa6SGerd Hoffmann { 46301546fa6SGerd Hoffmann XHCIState *xhci = opaque; 46401546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 46501546fa6SGerd Hoffmann 466962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 46701546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 46801546fa6SGerd Hoffmann } 469f1ae32a1SGerd Hoffmann 47059a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 471f1ae32a1SGerd Hoffmann { 47259a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 473f1ae32a1SGerd Hoffmann return low; 47459a70ccdSDavid Gibson } else { 47559a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 47659a70ccdSDavid Gibson } 477f1ae32a1SGerd Hoffmann } 478f1ae32a1SGerd Hoffmann 47959a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 480f1ae32a1SGerd Hoffmann { 48159a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 482f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 48359a70ccdSDavid Gibson } else { 48459a70ccdSDavid Gibson return addr; 48559a70ccdSDavid Gibson } 486f1ae32a1SGerd Hoffmann } 487f1ae32a1SGerd Hoffmann 488616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 489616b5d53SDavid Gibson uint32_t *buf, size_t len) 490616b5d53SDavid Gibson { 491616b5d53SDavid Gibson int i; 492616b5d53SDavid Gibson 493616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 494616b5d53SDavid Gibson 4959b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 496616b5d53SDavid Gibson 497616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 498616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 499616b5d53SDavid Gibson } 500616b5d53SDavid Gibson } 501616b5d53SDavid Gibson 502616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 503616b5d53SDavid Gibson uint32_t *buf, size_t len) 504616b5d53SDavid Gibson { 505616b5d53SDavid Gibson int i; 506182b391eSPeter Xu uint32_t tmp[5]; 507182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 508616b5d53SDavid Gibson 509616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 510182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 511616b5d53SDavid Gibson 512182b391eSPeter Xu for (i = 0; i < n; i++) { 513616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 514616b5d53SDavid Gibson } 5159b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 516616b5d53SDavid Gibson } 517616b5d53SDavid Gibson 5180846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 5190846e635SGerd Hoffmann { 5200846e635SGerd Hoffmann int index; 5210846e635SGerd Hoffmann 5220846e635SGerd Hoffmann if (!uport->dev) { 5230846e635SGerd Hoffmann return NULL; 5240846e635SGerd Hoffmann } 5250846e635SGerd Hoffmann switch (uport->dev->speed) { 5260846e635SGerd Hoffmann case USB_SPEED_LOW: 5270846e635SGerd Hoffmann case USB_SPEED_FULL: 5280846e635SGerd Hoffmann case USB_SPEED_HIGH: 5297bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 5307bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 5317bafd888SGerd Hoffmann } else { 5320846e635SGerd Hoffmann index = uport->index; 5337bafd888SGerd Hoffmann } 5340846e635SGerd Hoffmann break; 5350846e635SGerd Hoffmann case USB_SPEED_SUPER: 5367bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 5377bafd888SGerd Hoffmann index = uport->index; 5387bafd888SGerd Hoffmann } else { 5390846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 5407bafd888SGerd Hoffmann } 5410846e635SGerd Hoffmann break; 5420846e635SGerd Hoffmann default: 5430846e635SGerd Hoffmann return NULL; 5440846e635SGerd Hoffmann } 5450846e635SGerd Hoffmann return &xhci->ports[index]; 5460846e635SGerd Hoffmann } 5470846e635SGerd Hoffmann 5484c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 549f1ae32a1SGerd Hoffmann { 5509b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 551f1ae32a1SGerd Hoffmann int level = 0; 552f1ae32a1SGerd Hoffmann 5539b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 5549b7d3334SAndreas Färber msi_enabled(pci_dev)) { 5554c4abe7cSGerd Hoffmann return; 5564c4abe7cSGerd Hoffmann } 5574c4abe7cSGerd Hoffmann 558962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 559962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 560215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 561f1ae32a1SGerd Hoffmann level = 1; 562f1ae32a1SGerd Hoffmann } 563f1ae32a1SGerd Hoffmann 5647acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 5659e64f8a3SMarcel Apfelbaum pci_set_irq(pci_dev, level); 566f1ae32a1SGerd Hoffmann } 5674c4abe7cSGerd Hoffmann 568962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 5694c47f800SGerd Hoffmann { 5709b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 5714c47f800SGerd Hoffmann bool enabled; 5724c47f800SGerd Hoffmann 5739b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 5744c47f800SGerd Hoffmann return; 5754c47f800SGerd Hoffmann } 5764c47f800SGerd Hoffmann 577962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 578962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 5794c47f800SGerd Hoffmann return; 5804c47f800SGerd Hoffmann } 5814c47f800SGerd Hoffmann 5824c47f800SGerd Hoffmann if (enabled) { 583962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 5849b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 585962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 5864c47f800SGerd Hoffmann } else { 587962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 5889b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 589962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 5904c47f800SGerd Hoffmann } 5914c47f800SGerd Hoffmann } 5924c47f800SGerd Hoffmann 593962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 5944c4abe7cSGerd Hoffmann { 5959b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 5967da76e12SGerd Hoffmann bool pending = (xhci->intr[v].erdp_low & ERDP_EHB); 5979b7d3334SAndreas Färber 598962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 599962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 6002cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 6012cae4119SGerd Hoffmann 6027da76e12SGerd Hoffmann if (pending) { 6037da76e12SGerd Hoffmann return; 6047da76e12SGerd Hoffmann } 605962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 6064c4abe7cSGerd Hoffmann return; 6074c4abe7cSGerd Hoffmann } 6084c4abe7cSGerd Hoffmann 6094c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 6104c4abe7cSGerd Hoffmann return; 6114c4abe7cSGerd Hoffmann } 6124c4abe7cSGerd Hoffmann 6139b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 614962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 6159b7d3334SAndreas Färber msix_notify(pci_dev, v); 6164c47f800SGerd Hoffmann return; 6174c47f800SGerd Hoffmann } 6184c47f800SGerd Hoffmann 6199b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 620962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 6219b7d3334SAndreas Färber msi_notify(pci_dev, v); 6224c4abe7cSGerd Hoffmann return; 6234c4abe7cSGerd Hoffmann } 6244c4abe7cSGerd Hoffmann 625962d11e1SGerd Hoffmann if (v == 0) { 6264c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 6279e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 628f1ae32a1SGerd Hoffmann } 629962d11e1SGerd Hoffmann } 630f1ae32a1SGerd Hoffmann 631f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 632f1ae32a1SGerd Hoffmann { 633898248a3SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH); 634f1ae32a1SGerd Hoffmann } 635f1ae32a1SGerd Hoffmann 636f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 637f1ae32a1SGerd Hoffmann { 638f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 639d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 640f1ae32a1SGerd Hoffmann } 641f1ae32a1SGerd Hoffmann 642962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 643f1ae32a1SGerd Hoffmann { 6449b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 645962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 646f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 64759a70ccdSDavid Gibson dma_addr_t addr; 648f1ae32a1SGerd Hoffmann 649f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 650f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 651f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 652f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 653962d11e1SGerd Hoffmann if (intr->er_pcs) { 654f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 655f1ae32a1SGerd Hoffmann } 656f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 657f1ae32a1SGerd Hoffmann 658962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 659873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 660873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 661f1ae32a1SGerd Hoffmann 662962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 6639b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 664f1ae32a1SGerd Hoffmann 665962d11e1SGerd Hoffmann intr->er_ep_idx++; 666962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 667962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 668962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 669f1ae32a1SGerd Hoffmann } 670f1ae32a1SGerd Hoffmann } 671f1ae32a1SGerd Hoffmann 672962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 673f1ae32a1SGerd Hoffmann { 6742d1de850SGerd Hoffmann XHCIInterrupter *intr; 67559a70ccdSDavid Gibson dma_addr_t erdp; 676f1ae32a1SGerd Hoffmann unsigned int dp_idx; 677f1ae32a1SGerd Hoffmann 67891062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 67991062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 6802d1de850SGerd Hoffmann return; 6812d1de850SGerd Hoffmann } 6822d1de850SGerd Hoffmann intr = &xhci->intr[v]; 6832d1de850SGerd Hoffmann 684962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 685962d11e1SGerd Hoffmann if (erdp < intr->er_start || 686962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 687d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 688d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 689962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 690f1ae32a1SGerd Hoffmann xhci_die(xhci); 691f1ae32a1SGerd Hoffmann return; 692f1ae32a1SGerd Hoffmann } 693f1ae32a1SGerd Hoffmann 694962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 695962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 696f1ae32a1SGerd Hoffmann 697898248a3SGerd Hoffmann if ((intr->er_ep_idx + 2) % intr->er_size == dp_idx) { 698898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, send ring full error\n", v); 699f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 700898248a3SGerd Hoffmann xhci_write_event(xhci, &full, v); 701898248a3SGerd Hoffmann } else if ((intr->er_ep_idx + 1) % intr->er_size == dp_idx) { 702898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, drop event\n", v); 703f1ae32a1SGerd Hoffmann } else { 704962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 705f1ae32a1SGerd Hoffmann } 706f1ae32a1SGerd Hoffmann 707962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 708f1ae32a1SGerd Hoffmann } 709f1ae32a1SGerd Hoffmann 710f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 71159a70ccdSDavid Gibson dma_addr_t base) 712f1ae32a1SGerd Hoffmann { 713f1ae32a1SGerd Hoffmann ring->dequeue = base; 714f1ae32a1SGerd Hoffmann ring->ccs = 1; 715f1ae32a1SGerd Hoffmann } 716f1ae32a1SGerd Hoffmann 717f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 71859a70ccdSDavid Gibson dma_addr_t *addr) 719f1ae32a1SGerd Hoffmann { 7209b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 72105f43d44SGerd Hoffmann uint32_t link_cnt = 0; 7229b7d3334SAndreas Färber 723f1ae32a1SGerd Hoffmann while (1) { 724f1ae32a1SGerd Hoffmann TRBType type; 7259b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 726f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 727f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 728f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 729f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 730f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 731f1ae32a1SGerd Hoffmann 7320703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 7330703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 734f1ae32a1SGerd Hoffmann 735f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 736f1ae32a1SGerd Hoffmann return 0; 737f1ae32a1SGerd Hoffmann } 738f1ae32a1SGerd Hoffmann 739f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 740f1ae32a1SGerd Hoffmann 741f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 742f1ae32a1SGerd Hoffmann if (addr) { 743f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 744f1ae32a1SGerd Hoffmann } 745f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 746f1ae32a1SGerd Hoffmann return type; 747f1ae32a1SGerd Hoffmann } else { 74805f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 749f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("trb-link"); 75005f43d44SGerd Hoffmann return 0; 75105f43d44SGerd Hoffmann } 752f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 753f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 754f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 755f1ae32a1SGerd Hoffmann } 756f1ae32a1SGerd Hoffmann } 757f1ae32a1SGerd Hoffmann } 758f1ae32a1SGerd Hoffmann } 759f1ae32a1SGerd Hoffmann 760f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 761f1ae32a1SGerd Hoffmann { 7629b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 763f1ae32a1SGerd Hoffmann XHCITRB trb; 764f1ae32a1SGerd Hoffmann int length = 0; 76559a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 766f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 767f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 768f1ae32a1SGerd Hoffmann bool control_td_set = 0; 76905f43d44SGerd Hoffmann uint32_t link_cnt = 0; 770f1ae32a1SGerd Hoffmann 771f1ae32a1SGerd Hoffmann while (1) { 772f1ae32a1SGerd Hoffmann TRBType type; 7739b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 774f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 775f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 776f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 777f1ae32a1SGerd Hoffmann 778f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 779f1ae32a1SGerd Hoffmann return -length; 780f1ae32a1SGerd Hoffmann } 781f1ae32a1SGerd Hoffmann 782f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 783f1ae32a1SGerd Hoffmann 784f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 78505f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 78605f43d44SGerd Hoffmann return -length; 78705f43d44SGerd Hoffmann } 788f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 789f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 790f1ae32a1SGerd Hoffmann ccs = !ccs; 791f1ae32a1SGerd Hoffmann } 792f1ae32a1SGerd Hoffmann continue; 793f1ae32a1SGerd Hoffmann } 794f1ae32a1SGerd Hoffmann 795f1ae32a1SGerd Hoffmann length += 1; 796f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 797f1ae32a1SGerd Hoffmann 798f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 799f1ae32a1SGerd Hoffmann control_td_set = 1; 800f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 801f1ae32a1SGerd Hoffmann control_td_set = 0; 802f1ae32a1SGerd Hoffmann } 803f1ae32a1SGerd Hoffmann 804f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 805f1ae32a1SGerd Hoffmann return length; 806f1ae32a1SGerd Hoffmann } 807f1ae32a1SGerd Hoffmann } 808f1ae32a1SGerd Hoffmann } 809f1ae32a1SGerd Hoffmann 810962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 811f1ae32a1SGerd Hoffmann { 812962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 813f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 8146100dda7SAlexey Kardashevskiy dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 815f1ae32a1SGerd Hoffmann 8166100dda7SAlexey Kardashevskiy if (intr->erstsz == 0 || erstba == 0) { 817e099ad4bSGerd Hoffmann /* disabled */ 818e099ad4bSGerd Hoffmann intr->er_start = 0; 819e099ad4bSGerd Hoffmann intr->er_size = 0; 820e099ad4bSGerd Hoffmann return; 821e099ad4bSGerd Hoffmann } 822f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 823962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 824d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 825f1ae32a1SGerd Hoffmann xhci_die(xhci); 826f1ae32a1SGerd Hoffmann return; 827f1ae32a1SGerd Hoffmann } 8289b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 829f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 830f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 831f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 832f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 833d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 834f1ae32a1SGerd Hoffmann xhci_die(xhci); 835f1ae32a1SGerd Hoffmann return; 836f1ae32a1SGerd Hoffmann } 837962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 838962d11e1SGerd Hoffmann intr->er_size = seg.size; 839f1ae32a1SGerd Hoffmann 840962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 841962d11e1SGerd Hoffmann intr->er_pcs = 1; 842f1ae32a1SGerd Hoffmann 843962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 844962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 845f1ae32a1SGerd Hoffmann } 846f1ae32a1SGerd Hoffmann 847f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 848f1ae32a1SGerd Hoffmann { 849fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 850f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 851bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 852f1ae32a1SGerd Hoffmann } 853f1ae32a1SGerd Hoffmann 854f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 855f1ae32a1SGerd Hoffmann { 856fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 857f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 858f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 859f1ae32a1SGerd Hoffmann } 860f1ae32a1SGerd Hoffmann 861024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 862024426acSGerd Hoffmann dma_addr_t base) 863024426acSGerd Hoffmann { 864024426acSGerd Hoffmann XHCIStreamContext *stctx; 865024426acSGerd Hoffmann unsigned int i; 866024426acSGerd Hoffmann 867024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 868024426acSGerd Hoffmann for (i = 0; i < count; i++) { 869024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 870024426acSGerd Hoffmann stctx[i].sct = -1; 871024426acSGerd Hoffmann } 872024426acSGerd Hoffmann return stctx; 873024426acSGerd Hoffmann } 874024426acSGerd Hoffmann 875024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 876024426acSGerd Hoffmann { 877024426acSGerd Hoffmann unsigned int i; 878024426acSGerd Hoffmann 879024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 880024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 881024426acSGerd Hoffmann } 882024426acSGerd Hoffmann } 883024426acSGerd Hoffmann 884024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 885024426acSGerd Hoffmann { 886024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 887f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 888024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 889024426acSGerd Hoffmann } 890024426acSGerd Hoffmann 891024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 892024426acSGerd Hoffmann { 893024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 894024426acSGerd Hoffmann 895024426acSGerd Hoffmann g_free(epctx->pstreams); 896024426acSGerd Hoffmann epctx->pstreams = NULL; 897024426acSGerd Hoffmann epctx->nr_pstreams = 0; 898024426acSGerd Hoffmann } 899024426acSGerd Hoffmann 90072391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 90172391da5SHans de Goede unsigned int slotid, 90272391da5SHans de Goede uint32_t epmask, 90372391da5SHans de Goede XHCIEPContext **epctxs, 90472391da5SHans de Goede USBEndpoint **eps) 90572391da5SHans de Goede { 90672391da5SHans de Goede XHCISlot *slot; 90772391da5SHans de Goede XHCIEPContext *epctx; 90872391da5SHans de Goede USBEndpoint *ep; 90972391da5SHans de Goede int i, j; 91072391da5SHans de Goede 91172391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 91272391da5SHans de Goede 91372391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 91472391da5SHans de Goede 91572391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 9163d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 91772391da5SHans de Goede continue; 91872391da5SHans de Goede } 91972391da5SHans de Goede 92072391da5SHans de Goede epctx = slot->eps[i - 1]; 921070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 92272391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 92372391da5SHans de Goede continue; 92472391da5SHans de Goede } 92572391da5SHans de Goede 92672391da5SHans de Goede if (epctxs) { 92772391da5SHans de Goede epctxs[j] = epctx; 92872391da5SHans de Goede } 92972391da5SHans de Goede eps[j++] = ep; 93072391da5SHans de Goede } 93172391da5SHans de Goede return j; 93272391da5SHans de Goede } 93372391da5SHans de Goede 93472391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 93572391da5SHans de Goede uint32_t epmask) 93672391da5SHans de Goede { 93772391da5SHans de Goede USBEndpoint *eps[30]; 93872391da5SHans de Goede int nr_eps; 93972391da5SHans de Goede 94072391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 94172391da5SHans de Goede if (nr_eps) { 94272391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 94372391da5SHans de Goede } 94472391da5SHans de Goede } 94572391da5SHans de Goede 94672391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 94772391da5SHans de Goede uint32_t epmask) 94872391da5SHans de Goede { 94972391da5SHans de Goede XHCIEPContext *epctxs[30]; 95072391da5SHans de Goede USBEndpoint *eps[30]; 95172391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 95272391da5SHans de Goede 95372391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 95472391da5SHans de Goede eps); 95572391da5SHans de Goede if (nr_eps == 0) { 95672391da5SHans de Goede return CC_SUCCESS; 95772391da5SHans de Goede } 95872391da5SHans de Goede 95972391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 96072391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 96172391da5SHans de Goede 96272391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 96372391da5SHans de Goede /* 96472391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 96572391da5SHans de Goede * to come up with another solution, ie group identical endpoints 96672391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 96772391da5SHans de Goede */ 96872391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 96972391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 97072391da5SHans de Goede return CC_RESOURCE_ERROR; 97172391da5SHans de Goede } 97272391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 97372391da5SHans de Goede FIXME("device streams config not identical for all eps"); 97472391da5SHans de Goede return CC_RESOURCE_ERROR; 97572391da5SHans de Goede } 97672391da5SHans de Goede } 97772391da5SHans de Goede 97872391da5SHans de Goede /* 97972391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 98072391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 98172391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 98272391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 98372391da5SHans de Goede * 98472391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 98572391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 98672391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 98772391da5SHans de Goede * the device can handle. 98872391da5SHans de Goede * 98972391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 99072391da5SHans de Goede * can handle. 99172391da5SHans de Goede */ 99272391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 99372391da5SHans de Goede req_nr_streams = dev_max_streams; 99472391da5SHans de Goede } 99572391da5SHans de Goede 99672391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 99772391da5SHans de Goede if (r != 0) { 998d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 99972391da5SHans de Goede return CC_RESOURCE_ERROR; 100072391da5SHans de Goede } 100172391da5SHans de Goede 100272391da5SHans de Goede return CC_SUCCESS; 100372391da5SHans de Goede } 100472391da5SHans de Goede 1005024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1006024426acSGerd Hoffmann unsigned int streamid, 1007024426acSGerd Hoffmann uint32_t *cc_error) 1008024426acSGerd Hoffmann { 1009024426acSGerd Hoffmann XHCIStreamContext *sctx; 1010024426acSGerd Hoffmann dma_addr_t base; 1011024426acSGerd Hoffmann uint32_t ctx[2], sct; 1012024426acSGerd Hoffmann 1013024426acSGerd Hoffmann assert(streamid != 0); 1014024426acSGerd Hoffmann if (epctx->lsa) { 1015024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1016024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1017024426acSGerd Hoffmann return NULL; 1018024426acSGerd Hoffmann } 1019024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1020024426acSGerd Hoffmann } else { 1021024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1022024426acSGerd Hoffmann } 1023024426acSGerd Hoffmann 1024024426acSGerd Hoffmann if (sctx->sct == -1) { 1025024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1026024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1027024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1028024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1029024426acSGerd Hoffmann return NULL; 1030024426acSGerd Hoffmann } 1031024426acSGerd Hoffmann sctx->sct = sct; 1032024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1033024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1034024426acSGerd Hoffmann } 1035024426acSGerd Hoffmann return sctx; 1036024426acSGerd Hoffmann } 1037024426acSGerd Hoffmann 1038f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1039024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1040f1ae32a1SGerd Hoffmann { 1041c90daa1cSHans de Goede XHCIRing *ring = NULL; 1042f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1043024426acSGerd Hoffmann uint32_t ctx2[2]; 1044f1ae32a1SGerd Hoffmann 1045616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1046f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1047f1ae32a1SGerd Hoffmann ctx[0] |= state; 1048024426acSGerd Hoffmann 1049024426acSGerd Hoffmann /* update ring dequeue ptr */ 1050024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1051024426acSGerd Hoffmann if (sctx != NULL) { 1052c90daa1cSHans de Goede ring = &sctx->ring; 1053024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1054024426acSGerd Hoffmann ctx2[0] &= 0xe; 1055024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1056024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1057024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1058024426acSGerd Hoffmann } 1059024426acSGerd Hoffmann } else { 1060c90daa1cSHans de Goede ring = &epctx->ring; 1061c90daa1cSHans de Goede } 1062c90daa1cSHans de Goede if (ring) { 1063c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1064c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1065c90daa1cSHans de Goede 106659a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1067f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1068024426acSGerd Hoffmann } 1069024426acSGerd Hoffmann 1070616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 10711c82392aSGerd Hoffmann if (epctx->state != state) { 10721c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 10731c82392aSGerd Hoffmann ep_state_name(epctx->state), 10741c82392aSGerd Hoffmann ep_state_name(state)); 10751c82392aSGerd Hoffmann } 1076f1ae32a1SGerd Hoffmann epctx->state = state; 1077f1ae32a1SGerd Hoffmann } 1078f1ae32a1SGerd Hoffmann 10793d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 10803d139684SGerd Hoffmann { 10813d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 10823a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, 0); 10833d139684SGerd Hoffmann } 10843d139684SGerd Hoffmann 1085492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1086492b21f6SGerd Hoffmann unsigned int slotid, 1087492b21f6SGerd Hoffmann unsigned int epid) 1088492b21f6SGerd Hoffmann { 1089492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1090492b21f6SGerd Hoffmann 1091492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1092492b21f6SGerd Hoffmann epctx->xhci = xhci; 1093492b21f6SGerd Hoffmann epctx->slotid = slotid; 1094492b21f6SGerd Hoffmann epctx->epid = epid; 1095492b21f6SGerd Hoffmann 109694b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1097bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1098492b21f6SGerd Hoffmann 1099492b21f6SGerd Hoffmann return epctx; 1100492b21f6SGerd Hoffmann } 1101492b21f6SGerd Hoffmann 1102003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1103003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1104f1ae32a1SGerd Hoffmann { 110559a70ccdSDavid Gibson dma_addr_t dequeue; 1106f1ae32a1SGerd Hoffmann 1107f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1108f1ae32a1SGerd Hoffmann 1109f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1110f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1111f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1112f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 11132aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1114024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1115024426acSGerd Hoffmann if (epctx->max_pstreams) { 1116024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1117024426acSGerd Hoffmann } else { 1118003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1119024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1120024426acSGerd Hoffmann } 1121f1ae32a1SGerd Hoffmann 1122ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1123003e15a1SGerd Hoffmann } 1124003e15a1SGerd Hoffmann 1125003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1126003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1127003e15a1SGerd Hoffmann uint32_t *ctx) 1128003e15a1SGerd Hoffmann { 1129003e15a1SGerd Hoffmann XHCISlot *slot; 1130003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1131003e15a1SGerd Hoffmann 1132003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1133003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1134003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1135003e15a1SGerd Hoffmann 1136003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1137003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1138003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1139003e15a1SGerd Hoffmann } 1140003e15a1SGerd Hoffmann 1141003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1142003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1143003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1144003e15a1SGerd Hoffmann 11458c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 11468c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 11478c244210SGonglei 11483d139684SGerd Hoffmann epctx->mfindex_last = 0; 11493d139684SGerd Hoffmann 1150f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1151f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1152f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1153f1ae32a1SGerd Hoffmann 1154f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1155f1ae32a1SGerd Hoffmann } 1156f1ae32a1SGerd Hoffmann 115794b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 115894b037f2SGerd Hoffmann uint32_t length) 115994b037f2SGerd Hoffmann { 116094b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 116194b037f2SGerd Hoffmann XHCITransfer *xfer; 116294b037f2SGerd Hoffmann 116394b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 116494b037f2SGerd Hoffmann return NULL; 116594b037f2SGerd Hoffmann } 116694b037f2SGerd Hoffmann 116794b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 116894b037f2SGerd Hoffmann xfer->epctx = epctx; 116994b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 117094b037f2SGerd Hoffmann xfer->trb_count = length; 117194b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 117294b037f2SGerd Hoffmann 117394b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 117494b037f2SGerd Hoffmann epctx->xfer_count++; 117594b037f2SGerd Hoffmann 117694b037f2SGerd Hoffmann return xfer; 117794b037f2SGerd Hoffmann } 117894b037f2SGerd Hoffmann 117994b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 118094b037f2SGerd Hoffmann { 118194b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 118294b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 118394b037f2SGerd Hoffmann 118494b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 118594b037f2SGerd Hoffmann g_free(xfer->trbs); 118694b037f2SGerd Hoffmann g_free(xfer); 118794b037f2SGerd Hoffmann } 118894b037f2SGerd Hoffmann 1189582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 11903151f209SHans de Goede { 11913151f209SHans de Goede int killed = 0; 11923151f209SHans de Goede 1193582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1194582d6f4aSHans de Goede t->status = report; 1195582d6f4aSHans de Goede xhci_xfer_report(t); 1196582d6f4aSHans de Goede } 1197582d6f4aSHans de Goede 11983151f209SHans de Goede if (t->running_async) { 11993151f209SHans de Goede usb_cancel_packet(&t->packet); 12003151f209SHans de Goede t->running_async = 0; 12013151f209SHans de Goede killed = 1; 12023151f209SHans de Goede } 12033151f209SHans de Goede if (t->running_retry) { 12045612564eSGerd Hoffmann if (t->epctx) { 12055612564eSGerd Hoffmann t->epctx->retry = NULL; 12065612564eSGerd Hoffmann timer_del(t->epctx->kick_timer); 12073151f209SHans de Goede } 12083151f209SHans de Goede t->running_retry = 0; 1209582d6f4aSHans de Goede killed = 1; 12103151f209SHans de Goede } 12113151f209SHans de Goede g_free(t->trbs); 12123151f209SHans de Goede 12133151f209SHans de Goede t->trbs = NULL; 121494b037f2SGerd Hoffmann t->trb_count = 0; 12153151f209SHans de Goede 12163151f209SHans de Goede return killed; 12173151f209SHans de Goede } 12183151f209SHans de Goede 1219f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1220582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1221f1ae32a1SGerd Hoffmann { 1222f1ae32a1SGerd Hoffmann XHCISlot *slot; 1223f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 122494b037f2SGerd Hoffmann XHCITransfer *xfer; 122594b037f2SGerd Hoffmann int killed = 0; 1226f79738b0SHans de Goede USBEndpoint *ep = NULL; 122791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1228f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1229f1ae32a1SGerd Hoffmann 1230f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1231f1ae32a1SGerd Hoffmann 1232f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1233f1ae32a1SGerd Hoffmann 1234f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1235f1ae32a1SGerd Hoffmann return 0; 1236f1ae32a1SGerd Hoffmann } 1237f1ae32a1SGerd Hoffmann 1238f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1239f1ae32a1SGerd Hoffmann 124094b037f2SGerd Hoffmann for (;;) { 124194b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 124294b037f2SGerd Hoffmann if (xfer == NULL) { 124394b037f2SGerd Hoffmann break; 124494b037f2SGerd Hoffmann } 124594b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1246582d6f4aSHans de Goede if (killed) { 1247582d6f4aSHans de Goede report = 0; /* Only report once */ 1248582d6f4aSHans de Goede } 124994b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1250f1ae32a1SGerd Hoffmann } 1251518ad5f2SHans de Goede 1252070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 1253f79738b0SHans de Goede if (ep) { 1254f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1255f79738b0SHans de Goede } 1256f1ae32a1SGerd Hoffmann return killed; 1257f1ae32a1SGerd Hoffmann } 1258f1ae32a1SGerd Hoffmann 1259f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1260f1ae32a1SGerd Hoffmann unsigned int epid) 1261f1ae32a1SGerd Hoffmann { 1262f1ae32a1SGerd Hoffmann XHCISlot *slot; 1263f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1264f1ae32a1SGerd Hoffmann 1265c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 126691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1267f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1268f1ae32a1SGerd Hoffmann 1269f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1270f1ae32a1SGerd Hoffmann 1271f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1272f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1273f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1274f1ae32a1SGerd Hoffmann } 1275f1ae32a1SGerd Hoffmann 1276582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1277f1ae32a1SGerd Hoffmann 1278f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1279f1ae32a1SGerd Hoffmann 1280024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1281024426acSGerd Hoffmann xhci_free_streams(epctx); 1282024426acSGerd Hoffmann } 1283024426acSGerd Hoffmann 1284491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1285491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1286024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1287491d68d9SRoman Kagan } 1288f1ae32a1SGerd Hoffmann 1289bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1290f1ae32a1SGerd Hoffmann g_free(epctx); 1291f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1292f1ae32a1SGerd Hoffmann 1293f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1294f1ae32a1SGerd Hoffmann } 1295f1ae32a1SGerd Hoffmann 1296f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1297f1ae32a1SGerd Hoffmann unsigned int epid) 1298f1ae32a1SGerd Hoffmann { 1299f1ae32a1SGerd Hoffmann XHCISlot *slot; 1300f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1301f1ae32a1SGerd Hoffmann 1302c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 130391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1304f1ae32a1SGerd Hoffmann 1305f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1306d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1307f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1308f1ae32a1SGerd Hoffmann } 1309f1ae32a1SGerd Hoffmann 1310f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1311f1ae32a1SGerd Hoffmann 1312f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1313f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1314f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1315f1ae32a1SGerd Hoffmann } 1316f1ae32a1SGerd Hoffmann 1317582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1318d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1319f1ae32a1SGerd Hoffmann "data might be lost\n"); 1320f1ae32a1SGerd Hoffmann } 1321f1ae32a1SGerd Hoffmann 1322f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1323f1ae32a1SGerd Hoffmann 1324024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1325024426acSGerd Hoffmann 1326024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1327024426acSGerd Hoffmann xhci_reset_streams(epctx); 1328024426acSGerd Hoffmann } 1329f1ae32a1SGerd Hoffmann 1330f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1331f1ae32a1SGerd Hoffmann } 1332f1ae32a1SGerd Hoffmann 1333f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1334f1ae32a1SGerd Hoffmann unsigned int epid) 1335f1ae32a1SGerd Hoffmann { 1336f1ae32a1SGerd Hoffmann XHCISlot *slot; 1337f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1338f1ae32a1SGerd Hoffmann 1339c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 134091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1341f1ae32a1SGerd Hoffmann 1342f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1343d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1344f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1345f1ae32a1SGerd Hoffmann } 1346f1ae32a1SGerd Hoffmann 1347f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1348f1ae32a1SGerd Hoffmann 1349f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1350f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1351f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1352f1ae32a1SGerd Hoffmann } 1353f1ae32a1SGerd Hoffmann 1354f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1355f1ae32a1SGerd Hoffmann 1356f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1357d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1358f1ae32a1SGerd Hoffmann epid, epctx->state); 1359f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1360f1ae32a1SGerd Hoffmann } 1361f1ae32a1SGerd Hoffmann 1362582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1363d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1364f1ae32a1SGerd Hoffmann "data might be lost\n"); 1365f1ae32a1SGerd Hoffmann } 1366f1ae32a1SGerd Hoffmann 136775cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1368de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1369de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1370f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1371f1ae32a1SGerd Hoffmann } 1372f1ae32a1SGerd Hoffmann 1373024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1374024426acSGerd Hoffmann 1375024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1376024426acSGerd Hoffmann xhci_reset_streams(epctx); 1377024426acSGerd Hoffmann } 1378f1ae32a1SGerd Hoffmann 1379f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1380f1ae32a1SGerd Hoffmann } 1381f1ae32a1SGerd Hoffmann 1382f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1383024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1384024426acSGerd Hoffmann uint64_t pdequeue) 1385f1ae32a1SGerd Hoffmann { 1386f1ae32a1SGerd Hoffmann XHCISlot *slot; 1387f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1388024426acSGerd Hoffmann XHCIStreamContext *sctx; 138959a70ccdSDavid Gibson dma_addr_t dequeue; 1390f1ae32a1SGerd Hoffmann 139191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1392f1ae32a1SGerd Hoffmann 1393f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1394d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1395f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1396f1ae32a1SGerd Hoffmann } 1397f1ae32a1SGerd Hoffmann 1398024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1399f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1400f1ae32a1SGerd Hoffmann 1401f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1402f1ae32a1SGerd Hoffmann 1403f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1404f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1405f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1406f1ae32a1SGerd Hoffmann } 1407f1ae32a1SGerd Hoffmann 1408f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1409f1ae32a1SGerd Hoffmann 1410f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1411d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1412f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1413f1ae32a1SGerd Hoffmann } 1414f1ae32a1SGerd Hoffmann 1415024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1416024426acSGerd Hoffmann uint32_t err; 1417024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1418024426acSGerd Hoffmann if (sctx == NULL) { 1419024426acSGerd Hoffmann return err; 1420024426acSGerd Hoffmann } 1421024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1422024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1423024426acSGerd Hoffmann } else { 1424024426acSGerd Hoffmann sctx = NULL; 1425f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1426f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1427024426acSGerd Hoffmann } 1428f1ae32a1SGerd Hoffmann 1429024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1430f1ae32a1SGerd Hoffmann 1431f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1432f1ae32a1SGerd Hoffmann } 1433f1ae32a1SGerd Hoffmann 1434a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1435f1ae32a1SGerd Hoffmann { 14365612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1437d5a15814SGerd Hoffmann int i; 1438f1ae32a1SGerd Hoffmann 1439a6fb2ddbSHans de Goede xfer->int_req = false; 14409b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1441f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1442f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 144359a70ccdSDavid Gibson dma_addr_t addr; 1444f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1445f1ae32a1SGerd Hoffmann 1446a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1447a6fb2ddbSHans de Goede xfer->int_req = true; 1448a6fb2ddbSHans de Goede } 1449a6fb2ddbSHans de Goede 1450f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1451f1ae32a1SGerd Hoffmann case TR_DATA: 1452f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1453d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1454d5a15814SGerd Hoffmann goto err; 1455f1ae32a1SGerd Hoffmann } 1456f1ae32a1SGerd Hoffmann /* fallthrough */ 1457f1ae32a1SGerd Hoffmann case TR_NORMAL: 1458f1ae32a1SGerd Hoffmann case TR_ISOCH: 1459f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1460f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1461f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1462f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1463d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1464d5a15814SGerd Hoffmann goto err; 1465d5a15814SGerd Hoffmann } 1466d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1467d5a15814SGerd Hoffmann } else { 1468d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1469d5a15814SGerd Hoffmann } 1470d5a15814SGerd Hoffmann break; 1471d5a15814SGerd Hoffmann } 1472d5a15814SGerd Hoffmann } 1473d5a15814SGerd Hoffmann 1474d5a15814SGerd Hoffmann return 0; 1475d5a15814SGerd Hoffmann 1476d5a15814SGerd Hoffmann err: 1477d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1478f1ae32a1SGerd Hoffmann xhci_die(xhci); 1479d5a15814SGerd Hoffmann return -1; 1480f1ae32a1SGerd Hoffmann } 1481d5a15814SGerd Hoffmann 1482d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1483d5a15814SGerd Hoffmann { 1484d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1485d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1486f1ae32a1SGerd Hoffmann } 1487d5a15814SGerd Hoffmann 1488d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1489d5a15814SGerd Hoffmann { 1490d5a15814SGerd Hoffmann uint32_t edtla = 0; 1491d5a15814SGerd Hoffmann unsigned int left; 1492d5a15814SGerd Hoffmann bool reported = 0; 1493d5a15814SGerd Hoffmann bool shortpkt = 0; 1494d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 14955612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1496f1ae32a1SGerd Hoffmann int i; 1497d5a15814SGerd Hoffmann 14989b8251c5SHans de Goede left = xfer->packet.actual_length; 1499d5a15814SGerd Hoffmann 1500d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1501d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1502d5a15814SGerd Hoffmann unsigned int chunk = 0; 1503d5a15814SGerd Hoffmann 1504d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1505b66ad1f1SHans Petter Selasky case TR_SETUP: 1506b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1507b66ad1f1SHans Petter Selasky if (chunk > 8) { 1508b66ad1f1SHans Petter Selasky chunk = 8; 1509b66ad1f1SHans Petter Selasky } 1510b66ad1f1SHans Petter Selasky break; 1511d5a15814SGerd Hoffmann case TR_DATA: 1512d5a15814SGerd Hoffmann case TR_NORMAL: 1513d5a15814SGerd Hoffmann case TR_ISOCH: 1514d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1515d5a15814SGerd Hoffmann if (chunk > left) { 1516d5a15814SGerd Hoffmann chunk = left; 1517d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1518d5a15814SGerd Hoffmann shortpkt = 1; 1519f1ae32a1SGerd Hoffmann } 1520f1ae32a1SGerd Hoffmann } 1521f1ae32a1SGerd Hoffmann left -= chunk; 1522f1ae32a1SGerd Hoffmann edtla += chunk; 1523f1ae32a1SGerd Hoffmann break; 1524f1ae32a1SGerd Hoffmann case TR_STATUS: 1525f1ae32a1SGerd Hoffmann reported = 0; 1526f1ae32a1SGerd Hoffmann shortpkt = 0; 1527f1ae32a1SGerd Hoffmann break; 1528f1ae32a1SGerd Hoffmann } 1529f1ae32a1SGerd Hoffmann 153088dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 153188dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 153288dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1533d6fcb293SGerd Hoffmann event.slotid = xfer->epctx->slotid; 1534d6fcb293SGerd Hoffmann event.epid = xfer->epctx->epid; 1535f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1536f1ae32a1SGerd Hoffmann event.flags = 0; 1537f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1538f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1539f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1540f1ae32a1SGerd Hoffmann } else { 1541f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1542f1ae32a1SGerd Hoffmann } 1543f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1544f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1545f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1546f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1547f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1548f1ae32a1SGerd Hoffmann edtla = 0; 1549f1ae32a1SGerd Hoffmann } 15502d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1551f1ae32a1SGerd Hoffmann reported = 1; 1552d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1553d5a15814SGerd Hoffmann return; 1554f1ae32a1SGerd Hoffmann } 1555f1ae32a1SGerd Hoffmann } 1556df0f1692SGerd Hoffmann 1557df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1558df0f1692SGerd Hoffmann case TR_SETUP: 1559df0f1692SGerd Hoffmann reported = 0; 1560df0f1692SGerd Hoffmann shortpkt = 0; 1561df0f1692SGerd Hoffmann break; 1562df0f1692SGerd Hoffmann } 1563df0f1692SGerd Hoffmann 1564d5a15814SGerd Hoffmann } 1565f1ae32a1SGerd Hoffmann } 1566f1ae32a1SGerd Hoffmann 1567f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1568f1ae32a1SGerd Hoffmann { 15695612564eSGerd Hoffmann XHCIEPContext *epctx = xfer->epctx; 15705612564eSGerd Hoffmann XHCIState *xhci = epctx->xhci; 1571024426acSGerd Hoffmann uint32_t err; 1572024426acSGerd Hoffmann XHCIStreamContext *sctx; 1573f1ae32a1SGerd Hoffmann 1574024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1575024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1576024426acSGerd Hoffmann if (sctx == NULL) { 1577024426acSGerd Hoffmann return; 1578024426acSGerd Hoffmann } 1579024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1580024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1581024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1582024426acSGerd Hoffmann } else { 1583f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1584f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1585024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1586024426acSGerd Hoffmann } 1587f1ae32a1SGerd Hoffmann } 1588f1ae32a1SGerd Hoffmann 15895c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 15905c08106fSGerd Hoffmann { 1591f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1592f1ae32a1SGerd Hoffmann int dir; 1593f1ae32a1SGerd Hoffmann 1594f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 15955c08106fSGerd Hoffmann 15965c08106fSGerd Hoffmann if (xfer->packet.ep) { 15975c08106fSGerd Hoffmann ep = xfer->packet.ep; 15985c08106fSGerd Hoffmann } else { 1599070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(xfer->epctx); 1600518ad5f2SHans de Goede if (!ep) { 1601d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1602ee56264aSLadi Prosek xfer->epctx->slotid); 16035c08106fSGerd Hoffmann return -1; 16045c08106fSGerd Hoffmann } 16055c08106fSGerd Hoffmann } 16065c08106fSGerd Hoffmann 1607a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1608024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 16098550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1610a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1611f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1612518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1613f1ae32a1SGerd Hoffmann return 0; 1614f1ae32a1SGerd Hoffmann } 1615f1ae32a1SGerd Hoffmann 161613e8ff7aSGerd Hoffmann static int xhci_try_complete_packet(XHCITransfer *xfer) 1617f1ae32a1SGerd Hoffmann { 16189a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 161997df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1620f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1621f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1622f1ae32a1SGerd Hoffmann xfer->complete = 0; 1623f1ae32a1SGerd Hoffmann return 0; 16249a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 162597df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1626f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1627f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1628f1ae32a1SGerd Hoffmann xfer->complete = 0; 1629f1ae32a1SGerd Hoffmann return 0; 1630f1ae32a1SGerd Hoffmann } else { 1631f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1632f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1633f1ae32a1SGerd Hoffmann xfer->complete = 1; 1634d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1635f1ae32a1SGerd Hoffmann } 1636f1ae32a1SGerd Hoffmann 16379a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 16389a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1639d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1640d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1641f1ae32a1SGerd Hoffmann return 0; 1642f1ae32a1SGerd Hoffmann } 1643f1ae32a1SGerd Hoffmann 1644f1ae32a1SGerd Hoffmann /* error */ 16459a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 16469a77a0f5SHans de Goede switch (xfer->packet.status) { 1647f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1648ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1649f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1650d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1651f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1652f1ae32a1SGerd Hoffmann break; 1653f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1654f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1655d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1656f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1657f1ae32a1SGerd Hoffmann break; 16584e906d56SGerd Hoffmann case USB_RET_BABBLE: 16594e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 16604e906d56SGerd Hoffmann xhci_xfer_report(xfer); 16614e906d56SGerd Hoffmann xhci_stall_ep(xfer); 16624e906d56SGerd Hoffmann break; 1663f1ae32a1SGerd Hoffmann default: 1664d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 16659a77a0f5SHans de Goede xfer->packet.status); 1666024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1667f1ae32a1SGerd Hoffmann } 1668f1ae32a1SGerd Hoffmann return 0; 1669f1ae32a1SGerd Hoffmann } 1670f1ae32a1SGerd Hoffmann 1671f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1672f1ae32a1SGerd Hoffmann { 1673f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1674f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1675f1ae32a1SGerd Hoffmann 1676f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1677f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1678f1ae32a1SGerd Hoffmann 1679d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1680d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 168197df650bSGerd Hoffmann 1682f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1683f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1684f1ae32a1SGerd Hoffmann trb_status--; 1685f1ae32a1SGerd Hoffmann } 1686f1ae32a1SGerd Hoffmann 1687f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1688f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1689d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1690f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1691f1ae32a1SGerd Hoffmann return -1; 1692f1ae32a1SGerd Hoffmann } 1693f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1694d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1695f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1696f1ae32a1SGerd Hoffmann return -1; 1697f1ae32a1SGerd Hoffmann } 1698f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1699d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1700f1ae32a1SGerd Hoffmann return -1; 1701f1ae32a1SGerd Hoffmann } 1702f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1703d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1704f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1705f1ae32a1SGerd Hoffmann return -1; 1706f1ae32a1SGerd Hoffmann } 1707f1ae32a1SGerd Hoffmann 1708f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1709f1ae32a1SGerd Hoffmann 1710f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1711f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 17124d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1713f1ae32a1SGerd Hoffmann 17145c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17155c08106fSGerd Hoffmann return -1; 17165c08106fSGerd Hoffmann } 1717f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1718f1ae32a1SGerd Hoffmann 17199a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 172013e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1721f1ae32a1SGerd Hoffmann return 0; 1722f1ae32a1SGerd Hoffmann } 1723f1ae32a1SGerd Hoffmann 17244d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 17254d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17264d7a81c0SGerd Hoffmann { 17274d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 17284d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 17294d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 17304d7a81c0SGerd Hoffmann 17314d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 17324d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 17334d7a81c0SGerd Hoffmann } 17344d7a81c0SGerd Hoffmann 17353d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 17363d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17373d139684SGerd Hoffmann { 17383d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 17393d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 17403d139684SGerd Hoffmann ~(epctx->interval-1)); 17413d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 17423d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 17433d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 17443d139684SGerd Hoffmann } else { 17453d139684SGerd Hoffmann xfer->mfindex_kick = asap; 17463d139684SGerd Hoffmann } 17473d139684SGerd Hoffmann } else { 1748786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 1749786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 17503d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 1751cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 17523d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 17533d139684SGerd Hoffmann } 17543d139684SGerd Hoffmann } 17553d139684SGerd Hoffmann } 17563d139684SGerd Hoffmann 17574d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 17583d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17593d139684SGerd Hoffmann { 17603d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 1761bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 17623d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 17633d139684SGerd Hoffmann xfer->running_retry = 1; 17643d139684SGerd Hoffmann } else { 17653d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 1766bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 17673d139684SGerd Hoffmann xfer->running_retry = 0; 17683d139684SGerd Hoffmann } 17693d139684SGerd Hoffmann } 17703d139684SGerd Hoffmann 17713d139684SGerd Hoffmann 1772f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1773f1ae32a1SGerd Hoffmann { 17743d139684SGerd Hoffmann uint64_t mfindex; 1775f1ae32a1SGerd Hoffmann 1776ee56264aSLadi Prosek DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", epctx->slotid, epctx->epid); 1777f1ae32a1SGerd Hoffmann 1778f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1779f1ae32a1SGerd Hoffmann 1780f1ae32a1SGerd Hoffmann switch(epctx->type) { 1781f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1782f1ae32a1SGerd Hoffmann case ET_INTR_IN: 17834d7a81c0SGerd Hoffmann xfer->pkts = 0; 17844d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 17854d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 17864d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 17874d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 17884d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 17894d7a81c0SGerd Hoffmann if (xfer->running_retry) { 17904d7a81c0SGerd Hoffmann return -1; 17914d7a81c0SGerd Hoffmann } 17924d7a81c0SGerd Hoffmann break; 1793f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1794f1ae32a1SGerd Hoffmann case ET_BULK_IN: 17953d139684SGerd Hoffmann xfer->pkts = 0; 17963d139684SGerd Hoffmann xfer->iso_xfer = false; 17974d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1798f1ae32a1SGerd Hoffmann break; 1799f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1800f1ae32a1SGerd Hoffmann case ET_ISO_IN: 18013d139684SGerd Hoffmann xfer->pkts = 1; 18023d139684SGerd Hoffmann xfer->iso_xfer = true; 18034d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 18043d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18053d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 18064d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 18073d139684SGerd Hoffmann if (xfer->running_retry) { 18083d139684SGerd Hoffmann return -1; 18093d139684SGerd Hoffmann } 1810f1ae32a1SGerd Hoffmann break; 1811f1ae32a1SGerd Hoffmann default: 18124f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 1813f1ae32a1SGerd Hoffmann return -1; 1814f1ae32a1SGerd Hoffmann } 1815f1ae32a1SGerd Hoffmann 18165c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18175c08106fSGerd Hoffmann return -1; 18185c08106fSGerd Hoffmann } 18199a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 182013e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1821f1ae32a1SGerd Hoffmann return 0; 1822f1ae32a1SGerd Hoffmann } 1823f1ae32a1SGerd Hoffmann 1824f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1825f1ae32a1SGerd Hoffmann { 1826d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1827d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 1828f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1829f1ae32a1SGerd Hoffmann } 1830f1ae32a1SGerd Hoffmann 1831024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 1832024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 1833f1ae32a1SGerd Hoffmann { 1834f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1835f1ae32a1SGerd Hoffmann 183691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1837f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1838f1ae32a1SGerd Hoffmann 1839f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1840d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1841f1ae32a1SGerd Hoffmann return; 1842f1ae32a1SGerd Hoffmann } 1843f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1844f1ae32a1SGerd Hoffmann if (!epctx) { 1845d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1846f1ae32a1SGerd Hoffmann epid, slotid); 1847f1ae32a1SGerd Hoffmann return; 1848f1ae32a1SGerd Hoffmann } 1849f1ae32a1SGerd Hoffmann 185096d87bddSGerd Hoffmann if (epctx->kick_active) { 185196d87bddSGerd Hoffmann return; 185296d87bddSGerd Hoffmann } 18533a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, streamid); 18543a533ee8SGerd Hoffmann } 18553a533ee8SGerd Hoffmann 18563a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) 18573a533ee8SGerd Hoffmann { 18583a533ee8SGerd Hoffmann XHCIState *xhci = epctx->xhci; 1859243afe85SGerd Hoffmann XHCIStreamContext *stctx = NULL; 18603a533ee8SGerd Hoffmann XHCITransfer *xfer; 18613a533ee8SGerd Hoffmann XHCIRing *ring; 18623a533ee8SGerd Hoffmann USBEndpoint *ep = NULL; 18633a533ee8SGerd Hoffmann uint64_t mfindex; 1864f89b60f6SGerd Hoffmann unsigned int count = 0; 18653a533ee8SGerd Hoffmann int length; 18663a533ee8SGerd Hoffmann int i; 18673a533ee8SGerd Hoffmann 18683a533ee8SGerd Hoffmann trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid); 186996d87bddSGerd Hoffmann assert(!epctx->kick_active); 18703a533ee8SGerd Hoffmann 1871de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 1872de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 18733a533ee8SGerd Hoffmann if (!xhci->slots[epctx->slotid - 1].uport || 18743a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev || 18753a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev->attached) { 1876de9de157SHans de Goede return; 1877de9de157SHans de Goede } 1878de9de157SHans de Goede 1879f1ae32a1SGerd Hoffmann if (epctx->retry) { 1880f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 1881f1ae32a1SGerd Hoffmann 188297df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1883f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 18844d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 18854d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 18863d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18874d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 18883d139684SGerd Hoffmann if (xfer->running_retry) { 18893d139684SGerd Hoffmann return; 18903d139684SGerd Hoffmann } 18914d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 18924d7a81c0SGerd Hoffmann xfer->running_retry = 1; 18934d7a81c0SGerd Hoffmann } 18944d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 18954d7a81c0SGerd Hoffmann /* retry iso transfer */ 18963d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18973d139684SGerd Hoffmann return; 18983d139684SGerd Hoffmann } 18999a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19009a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 190113e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 19023d139684SGerd Hoffmann } else { 19033d139684SGerd Hoffmann /* retry nak'ed transfer */ 19045c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19055c08106fSGerd Hoffmann return; 19065c08106fSGerd Hoffmann } 19079a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19089a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 1909f1ae32a1SGerd Hoffmann return; 1910f1ae32a1SGerd Hoffmann } 191113e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 19123d139684SGerd Hoffmann } 1913f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1914f94d18d6SGerd Hoffmann if (xfer->complete) { 1915d54fddeaSGerd Hoffmann /* update ring dequeue ptr */ 1916d54fddeaSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, epctx->state); 191794b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 1918f94d18d6SGerd Hoffmann } 1919f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1920f1ae32a1SGerd Hoffmann } 1921f1ae32a1SGerd Hoffmann 1922f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1923f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1924f1ae32a1SGerd Hoffmann return; 1925f1ae32a1SGerd Hoffmann } 1926f1ae32a1SGerd Hoffmann 1927024426acSGerd Hoffmann 1928024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1929024426acSGerd Hoffmann uint32_t err; 1930024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 1931024426acSGerd Hoffmann if (stctx == NULL) { 1932024426acSGerd Hoffmann return; 1933024426acSGerd Hoffmann } 1934024426acSGerd Hoffmann ring = &stctx->ring; 1935024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 1936024426acSGerd Hoffmann } else { 1937024426acSGerd Hoffmann ring = &epctx->ring; 1938024426acSGerd Hoffmann streamid = 0; 1939024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 1940024426acSGerd Hoffmann } 19417d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 1942f1ae32a1SGerd Hoffmann 194396d87bddSGerd Hoffmann epctx->kick_active++; 1944f1ae32a1SGerd Hoffmann while (1) { 1945024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 194694b037f2SGerd Hoffmann if (length <= 0) { 1947f1ae32a1SGerd Hoffmann break; 1948f1ae32a1SGerd Hoffmann } 194994b037f2SGerd Hoffmann xfer = xhci_ep_alloc_xfer(epctx, length); 195094b037f2SGerd Hoffmann if (xfer == NULL) { 195194b037f2SGerd Hoffmann break; 1952f1ae32a1SGerd Hoffmann } 1953f1ae32a1SGerd Hoffmann 1954f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 1955f81bb347SAlexey Kardashevskiy TRBType type; 1956f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 1957*8f36ec70SGerd Hoffmann if (!type) { 1958*8f36ec70SGerd Hoffmann xhci_die(xhci); 1959*8f36ec70SGerd Hoffmann xhci_ep_free_xfer(xfer); 1960*8f36ec70SGerd Hoffmann epctx->kick_active--; 1961*8f36ec70SGerd Hoffmann return; 1962*8f36ec70SGerd Hoffmann } 1963f1ae32a1SGerd Hoffmann } 1964024426acSGerd Hoffmann xfer->streamid = streamid; 1965f1ae32a1SGerd Hoffmann 19663a533ee8SGerd Hoffmann if (epctx->epid == 1) { 196794b037f2SGerd Hoffmann xhci_fire_ctl_transfer(xhci, xfer); 1968f1ae32a1SGerd Hoffmann } else { 196994b037f2SGerd Hoffmann xhci_fire_transfer(xhci, xfer, epctx); 1970f1ae32a1SGerd Hoffmann } 197194b037f2SGerd Hoffmann if (xfer->complete) { 1972d54fddeaSGerd Hoffmann /* update ring dequeue ptr */ 1973d54fddeaSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, epctx->state); 197494b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 197594b037f2SGerd Hoffmann xfer = NULL; 19763d139684SGerd Hoffmann } 1977f1ae32a1SGerd Hoffmann 1978f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1979f1ae32a1SGerd Hoffmann break; 1980f1ae32a1SGerd Hoffmann } 198194b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 1982f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 1983f1ae32a1SGerd Hoffmann epctx->retry = xfer; 1984f1ae32a1SGerd Hoffmann break; 1985f1ae32a1SGerd Hoffmann } 1986f89b60f6SGerd Hoffmann if (count++ > TRANSFER_LIMIT) { 1987f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("transfers"); 1988f89b60f6SGerd Hoffmann break; 1989f89b60f6SGerd Hoffmann } 1990f1ae32a1SGerd Hoffmann } 199196d87bddSGerd Hoffmann epctx->kick_active--; 1992518ad5f2SHans de Goede 1993070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 199436dfe324SHans de Goede if (ep) { 199536dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 199636dfe324SHans de Goede } 1997f1ae32a1SGerd Hoffmann } 1998f1ae32a1SGerd Hoffmann 1999f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2000f1ae32a1SGerd Hoffmann { 2001348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 200291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2003f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2004ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2005f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2006f1ae32a1SGerd Hoffmann 2007f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2008f1ae32a1SGerd Hoffmann } 2009f1ae32a1SGerd Hoffmann 2010f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2011f1ae32a1SGerd Hoffmann { 2012f1ae32a1SGerd Hoffmann int i; 2013f1ae32a1SGerd Hoffmann 2014348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 201591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2016f1ae32a1SGerd Hoffmann 2017f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2018f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2019f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2020f1ae32a1SGerd Hoffmann } 2021f1ae32a1SGerd Hoffmann } 2022f1ae32a1SGerd Hoffmann 2023f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 20244034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 20255c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2026f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2027f1ae32a1SGerd Hoffmann } 2028f1ae32a1SGerd Hoffmann 2029ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2030ccaf87a0SGerd Hoffmann { 2031ccaf87a0SGerd Hoffmann USBPort *uport; 2032ccaf87a0SGerd Hoffmann char path[32]; 2033ccaf87a0SGerd Hoffmann int i, pos, port; 2034ccaf87a0SGerd Hoffmann 2035ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2036f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2037f2ad97ffSGerd Hoffmann return NULL; 2038f2ad97ffSGerd Hoffmann } 2039ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2040ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2041ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2042ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2043ccaf87a0SGerd Hoffmann if (!port) { 2044ccaf87a0SGerd Hoffmann break; 2045ccaf87a0SGerd Hoffmann } 2046ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2047ccaf87a0SGerd Hoffmann } 2048ccaf87a0SGerd Hoffmann 2049ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2050ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2051ccaf87a0SGerd Hoffmann return uport; 2052ccaf87a0SGerd Hoffmann } 2053ccaf87a0SGerd Hoffmann } 2054ccaf87a0SGerd Hoffmann return NULL; 2055ccaf87a0SGerd Hoffmann } 2056ccaf87a0SGerd Hoffmann 2057f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2058f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2059f1ae32a1SGerd Hoffmann { 2060f1ae32a1SGerd Hoffmann XHCISlot *slot; 2061ccaf87a0SGerd Hoffmann USBPort *uport; 2062f1ae32a1SGerd Hoffmann USBDevice *dev; 206359a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2064f1ae32a1SGerd Hoffmann uint64_t poctx; 2065f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2066f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2067f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2068f1ae32a1SGerd Hoffmann int i; 2069f1ae32a1SGerd Hoffmann TRBCCode res; 2070f1ae32a1SGerd Hoffmann 207191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2072f1ae32a1SGerd Hoffmann 2073f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 20749b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2075f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2076616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2077f1ae32a1SGerd Hoffmann 207859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 207959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2080f1ae32a1SGerd Hoffmann 2081616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2082f1ae32a1SGerd Hoffmann 2083f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2084d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2085f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2086f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2087f1ae32a1SGerd Hoffmann } 2088f1ae32a1SGerd Hoffmann 2089616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2090616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2091f1ae32a1SGerd Hoffmann 2092f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2093f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2094f1ae32a1SGerd Hoffmann 2095f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2096f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2097f1ae32a1SGerd Hoffmann 2098ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2099ccaf87a0SGerd Hoffmann if (uport == NULL) { 2100d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2101f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2102ccaf87a0SGerd Hoffmann } 210365d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2104ccaf87a0SGerd Hoffmann 2105ccaf87a0SGerd Hoffmann dev = uport->dev; 2106de9de157SHans de Goede if (!dev || !dev->attached) { 2107d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2108f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2109f1ae32a1SGerd Hoffmann } 2110f1ae32a1SGerd Hoffmann 211191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 21120bc85da6SGerd Hoffmann if (i == slotid-1) { 21130bc85da6SGerd Hoffmann continue; 21140bc85da6SGerd Hoffmann } 2115ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2116d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2117ccaf87a0SGerd Hoffmann uport->path, i+1); 2118f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2119f1ae32a1SGerd Hoffmann } 2120f1ae32a1SGerd Hoffmann } 2121f1ae32a1SGerd Hoffmann 2122f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2123ccaf87a0SGerd Hoffmann slot->uport = uport; 2124f1ae32a1SGerd Hoffmann slot->ctx = octx; 2125f1ae32a1SGerd Hoffmann 2126a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2127a4055d85SZhang Shuaiyi usb_device_reset(dev); 2128f1ae32a1SGerd Hoffmann if (bsr) { 2129f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2130f1ae32a1SGerd Hoffmann } else { 2131a820b575SGerd Hoffmann USBPacket p; 2132a6718874SGerd Hoffmann uint8_t buf[1]; 2133a6718874SGerd Hoffmann 2134af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2135a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2136a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2137a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 21388550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2139a820b575SGerd Hoffmann 0, false, false); 2140a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2141f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2142af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2143a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2144f1ae32a1SGerd Hoffmann } 2145f1ae32a1SGerd Hoffmann 2146f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2147f1ae32a1SGerd Hoffmann 2148f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2149f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2150f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2151f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2152f1ae32a1SGerd Hoffmann 2153616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2154616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2155f1ae32a1SGerd Hoffmann 21564034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2157f1ae32a1SGerd Hoffmann return res; 2158f1ae32a1SGerd Hoffmann } 2159f1ae32a1SGerd Hoffmann 2160f1ae32a1SGerd Hoffmann 2161f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2162f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2163f1ae32a1SGerd Hoffmann { 216459a70ccdSDavid Gibson dma_addr_t ictx, octx; 2165f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2166f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2167f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2168f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2169f1ae32a1SGerd Hoffmann int i; 2170f1ae32a1SGerd Hoffmann TRBCCode res; 2171f1ae32a1SGerd Hoffmann 2172348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 217391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2174f1ae32a1SGerd Hoffmann 2175f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2176f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2177f1ae32a1SGerd Hoffmann 217859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 217959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2180f1ae32a1SGerd Hoffmann 2181f1ae32a1SGerd Hoffmann if (dc) { 2182f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2183f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2184f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2185f1ae32a1SGerd Hoffmann } 2186f1ae32a1SGerd Hoffmann } 2187f1ae32a1SGerd Hoffmann 2188616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2189f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2190f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2191f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2192f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2193616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2194f1ae32a1SGerd Hoffmann 2195f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2196f1ae32a1SGerd Hoffmann } 2197f1ae32a1SGerd Hoffmann 2198616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2199f1ae32a1SGerd Hoffmann 2200f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2201d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2202f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2203f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2204f1ae32a1SGerd Hoffmann } 2205f1ae32a1SGerd Hoffmann 2206616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2207616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2208f1ae32a1SGerd Hoffmann 2209f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2210d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2211f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2212f1ae32a1SGerd Hoffmann } 2213f1ae32a1SGerd Hoffmann 221472391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 221572391da5SHans de Goede 2216f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2217f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2218f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2219f1ae32a1SGerd Hoffmann } 2220f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2221616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2222f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2223f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2224f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2225f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2226f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2227f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2228f1ae32a1SGerd Hoffmann return res; 2229f1ae32a1SGerd Hoffmann } 2230f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2231f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2232f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2233616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2234f1ae32a1SGerd Hoffmann } 2235f1ae32a1SGerd Hoffmann } 2236f1ae32a1SGerd Hoffmann 223772391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 223872391da5SHans de Goede if (res != CC_SUCCESS) { 223972391da5SHans de Goede for (i = 2; i <= 31; i++) { 22403d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 224172391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 224272391da5SHans de Goede } 224372391da5SHans de Goede } 224472391da5SHans de Goede return res; 224572391da5SHans de Goede } 224672391da5SHans de Goede 2247f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2248f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2249f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2250f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2251f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2252f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2253f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2254f1ae32a1SGerd Hoffmann 2255616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2256f1ae32a1SGerd Hoffmann 2257f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2258f1ae32a1SGerd Hoffmann } 2259f1ae32a1SGerd Hoffmann 2260f1ae32a1SGerd Hoffmann 2261f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2262f1ae32a1SGerd Hoffmann uint64_t pictx) 2263f1ae32a1SGerd Hoffmann { 226459a70ccdSDavid Gibson dma_addr_t ictx, octx; 2265f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2266f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2267f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2268f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2269f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2270f1ae32a1SGerd Hoffmann 2271348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 227291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2273f1ae32a1SGerd Hoffmann 2274f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2275f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2276f1ae32a1SGerd Hoffmann 227759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 227859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2279f1ae32a1SGerd Hoffmann 2280616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2281f1ae32a1SGerd Hoffmann 2282f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2283d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2284f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2285f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2286f1ae32a1SGerd Hoffmann } 2287f1ae32a1SGerd Hoffmann 2288f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2289616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2290f1ae32a1SGerd Hoffmann 2291f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2292f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2293f1ae32a1SGerd Hoffmann 2294616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2295f1ae32a1SGerd Hoffmann 2296f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2297f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2298f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2299f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2300f1ae32a1SGerd Hoffmann 2301f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2302f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2303f1ae32a1SGerd Hoffmann 2304616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2305f1ae32a1SGerd Hoffmann } 2306f1ae32a1SGerd Hoffmann 2307f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2308616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2309f1ae32a1SGerd Hoffmann 2310f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2311f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2312f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2313f1ae32a1SGerd Hoffmann 2314616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2315f1ae32a1SGerd Hoffmann 2316f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2317f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2318f1ae32a1SGerd Hoffmann 2319f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2320f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2321f1ae32a1SGerd Hoffmann 2322616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2323f1ae32a1SGerd Hoffmann } 2324f1ae32a1SGerd Hoffmann 2325f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2326f1ae32a1SGerd Hoffmann } 2327f1ae32a1SGerd Hoffmann 2328f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2329f1ae32a1SGerd Hoffmann { 2330f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 233159a70ccdSDavid Gibson dma_addr_t octx; 2332f1ae32a1SGerd Hoffmann int i; 2333f1ae32a1SGerd Hoffmann 2334348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 233591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2336f1ae32a1SGerd Hoffmann 2337f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2338f1ae32a1SGerd Hoffmann 233959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2340f1ae32a1SGerd Hoffmann 2341f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2342f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2343f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2344f1ae32a1SGerd Hoffmann } 2345f1ae32a1SGerd Hoffmann } 2346f1ae32a1SGerd Hoffmann 2347616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2348f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2349f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2350f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2351f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2352616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2353f1ae32a1SGerd Hoffmann 2354f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2355f1ae32a1SGerd Hoffmann } 2356f1ae32a1SGerd Hoffmann 2357f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2358f1ae32a1SGerd Hoffmann { 2359f1ae32a1SGerd Hoffmann unsigned int slotid; 2360f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 236191062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2362d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2363f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2364f1ae32a1SGerd Hoffmann return 0; 2365f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2366d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2367f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2368f1ae32a1SGerd Hoffmann return 0; 2369f1ae32a1SGerd Hoffmann } 2370f1ae32a1SGerd Hoffmann return slotid; 2371f1ae32a1SGerd Hoffmann } 2372f1ae32a1SGerd Hoffmann 237381251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 237481251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 237581251841SGerd Hoffmann { 23760cb41e2cSGerd Hoffmann int slot, ep; 237781251841SGerd Hoffmann 237881251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 237981251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 238081251841SGerd Hoffmann break; 238181251841SGerd Hoffmann } 238281251841SGerd Hoffmann } 238381251841SGerd Hoffmann if (slot == xhci->numslots) { 238481251841SGerd Hoffmann return; 238581251841SGerd Hoffmann } 238681251841SGerd Hoffmann 23870cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 23880cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2389582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 23900cb41e2cSGerd Hoffmann } 23910cb41e2cSGerd Hoffmann } 239281251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 239381251841SGerd Hoffmann } 239481251841SGerd Hoffmann 2395f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2396f1ae32a1SGerd Hoffmann { 239759a70ccdSDavid Gibson dma_addr_t ctx; 23980846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2399f1ae32a1SGerd Hoffmann 2400f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2401f1ae32a1SGerd Hoffmann 2402f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2403f1ae32a1SGerd Hoffmann 240459a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2405f1ae32a1SGerd Hoffmann 2406f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2407f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 24080846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 24099b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2410f1ae32a1SGerd Hoffmann 2411f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2412f1ae32a1SGerd Hoffmann } 2413f1ae32a1SGerd Hoffmann 2414f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2415f1ae32a1SGerd Hoffmann { 2416f1ae32a1SGerd Hoffmann count &= 31; 2417f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2418f1ae32a1SGerd Hoffmann } 2419f1ae32a1SGerd Hoffmann 2420f1ae32a1SGerd Hoffmann 2421f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2422f1ae32a1SGerd Hoffmann { 2423f1ae32a1SGerd Hoffmann uint32_t val; 2424f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2425f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2426f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2427f1ae32a1SGerd Hoffmann return ~val; 2428f1ae32a1SGerd Hoffmann } 2429f1ae32a1SGerd Hoffmann 2430f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2431f1ae32a1SGerd Hoffmann { 2432f1ae32a1SGerd Hoffmann XHCITRB trb; 2433f1ae32a1SGerd Hoffmann TRBType type; 2434f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 243559a70ccdSDavid Gibson dma_addr_t addr; 2436f89b60f6SGerd Hoffmann unsigned int i, slotid = 0, count = 0; 2437f1ae32a1SGerd Hoffmann 2438f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2439f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2440f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2441f1ae32a1SGerd Hoffmann return; 2442f1ae32a1SGerd Hoffmann } 2443f1ae32a1SGerd Hoffmann 2444f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2445f1ae32a1SGerd Hoffmann 2446f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2447f1ae32a1SGerd Hoffmann event.ptr = addr; 2448f1ae32a1SGerd Hoffmann switch (type) { 2449f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 245091062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2451f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2452f1ae32a1SGerd Hoffmann break; 2453f1ae32a1SGerd Hoffmann } 2454f1ae32a1SGerd Hoffmann } 245591062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2456d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2457f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2458f1ae32a1SGerd Hoffmann } else { 2459f1ae32a1SGerd Hoffmann slotid = i+1; 2460f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2461f1ae32a1SGerd Hoffmann } 2462f1ae32a1SGerd Hoffmann break; 2463f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2464f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2465f1ae32a1SGerd Hoffmann if (slotid) { 2466f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2467f1ae32a1SGerd Hoffmann } 2468f1ae32a1SGerd Hoffmann break; 2469f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2470f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2471f1ae32a1SGerd Hoffmann if (slotid) { 2472f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2473f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2474f1ae32a1SGerd Hoffmann } 2475f1ae32a1SGerd Hoffmann break; 2476f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2477f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2478f1ae32a1SGerd Hoffmann if (slotid) { 2479f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2480f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2481f1ae32a1SGerd Hoffmann } 2482f1ae32a1SGerd Hoffmann break; 2483f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2484f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2485f1ae32a1SGerd Hoffmann if (slotid) { 2486f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2487f1ae32a1SGerd Hoffmann } 2488f1ae32a1SGerd Hoffmann break; 2489f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2490f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2491f1ae32a1SGerd Hoffmann if (slotid) { 2492f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2493f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2494f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2495f1ae32a1SGerd Hoffmann } 2496f1ae32a1SGerd Hoffmann break; 2497f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2498f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2499f1ae32a1SGerd Hoffmann if (slotid) { 2500f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2501f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2502f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2503f1ae32a1SGerd Hoffmann } 2504f1ae32a1SGerd Hoffmann break; 2505f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2506f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2507f1ae32a1SGerd Hoffmann if (slotid) { 2508f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2509f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2510024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2511024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2512024426acSGerd Hoffmann epid, streamid, 2513f1ae32a1SGerd Hoffmann trb.parameter); 2514f1ae32a1SGerd Hoffmann } 2515f1ae32a1SGerd Hoffmann break; 2516f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2517f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2518f1ae32a1SGerd Hoffmann if (slotid) { 2519f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2520f1ae32a1SGerd Hoffmann } 2521f1ae32a1SGerd Hoffmann break; 2522f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2523f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2524f1ae32a1SGerd Hoffmann break; 2525f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 25262992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2527f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2528f1ae32a1SGerd Hoffmann event.length = 0x3025; 25292992d6b4SGerd Hoffmann } else { 25302992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 25312992d6b4SGerd Hoffmann } 2532f1ae32a1SGerd Hoffmann break; 2533f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 25342992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2535f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2536f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2537f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2538f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2539f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2540f1ae32a1SGerd Hoffmann slotid = val >> 24; 2541f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 25422992d6b4SGerd Hoffmann } else { 25432992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2544f1ae32a1SGerd Hoffmann } 2545f1ae32a1SGerd Hoffmann break; 2546f1ae32a1SGerd Hoffmann default: 25470ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2548f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2549f1ae32a1SGerd Hoffmann break; 2550f1ae32a1SGerd Hoffmann } 2551f1ae32a1SGerd Hoffmann event.slotid = slotid; 25522d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2553f89b60f6SGerd Hoffmann 2554f89b60f6SGerd Hoffmann if (count++ > COMMAND_LIMIT) { 2555f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("commands"); 2556f89b60f6SGerd Hoffmann return; 2557f89b60f6SGerd Hoffmann } 2558f1ae32a1SGerd Hoffmann } 2559f1ae32a1SGerd Hoffmann } 2560f1ae32a1SGerd Hoffmann 25616a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 25626a32f80fSGerd Hoffmann { 25636a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 25646a32f80fSGerd Hoffmann return false; /* no device present */ 25656a32f80fSGerd Hoffmann } 25666a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 25676a32f80fSGerd Hoffmann return false; /* speed mismatch */ 25686a32f80fSGerd Hoffmann } 25696a32f80fSGerd Hoffmann return true; 25706a32f80fSGerd Hoffmann } 25716a32f80fSGerd Hoffmann 2572f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2573f705a362SGerd Hoffmann { 2574f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2575f705a362SGerd Hoffmann port->portnr << 24 }; 2576f705a362SGerd Hoffmann 2577f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2578f705a362SGerd Hoffmann return; 2579f705a362SGerd Hoffmann } 2580bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2581f705a362SGerd Hoffmann port->portsc |= bits; 2582f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2583f705a362SGerd Hoffmann return; 2584f705a362SGerd Hoffmann } 2585f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2586f705a362SGerd Hoffmann } 2587f705a362SGerd Hoffmann 2588f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2589f1ae32a1SGerd Hoffmann { 2590b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2591b62b0828SGerd Hoffmann 2592f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 25936a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2594f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 25950846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2596f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2597f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2598b62b0828SGerd Hoffmann pls = PLS_POLLING; 2599f1ae32a1SGerd Hoffmann break; 2600f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2601f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2602b62b0828SGerd Hoffmann pls = PLS_POLLING; 2603f1ae32a1SGerd Hoffmann break; 2604f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2605f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2606b62b0828SGerd Hoffmann pls = PLS_POLLING; 2607f1ae32a1SGerd Hoffmann break; 26080846e635SGerd Hoffmann case USB_SPEED_SUPER: 26090846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2610b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2611b62b0828SGerd Hoffmann pls = PLS_U0; 26120846e635SGerd Hoffmann break; 2613f1ae32a1SGerd Hoffmann } 2614f1ae32a1SGerd Hoffmann } 2615b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 26164f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2617f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2618f1ae32a1SGerd Hoffmann } 2619f1ae32a1SGerd Hoffmann 2620dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 262140030130SGerd Hoffmann { 26227bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 26234f47f0f8SGerd Hoffmann 2624b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2625b62b0828SGerd Hoffmann return; 2626b62b0828SGerd Hoffmann } 2627b62b0828SGerd Hoffmann 262840030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2629b62b0828SGerd Hoffmann 2630b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2631dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2632dad5b9eaSGerd Hoffmann if (warm_reset) { 2633dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2634dad5b9eaSGerd Hoffmann } 2635dad5b9eaSGerd Hoffmann /* fall through */ 2636b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2637b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2638b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2639b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 26404f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2641b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2642b62b0828SGerd Hoffmann break; 2643b62b0828SGerd Hoffmann } 2644b62b0828SGerd Hoffmann 2645b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2646b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 264740030130SGerd Hoffmann } 264840030130SGerd Hoffmann 264964619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2650f1ae32a1SGerd Hoffmann { 265137034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2652f1ae32a1SGerd Hoffmann int i; 2653f1ae32a1SGerd Hoffmann 26542d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2655f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2656d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2657f1ae32a1SGerd Hoffmann } 2658f1ae32a1SGerd Hoffmann 2659f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2660f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2661f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2662f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2663f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2664f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2665f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2666f1ae32a1SGerd Hoffmann xhci->config = 0; 2667f1ae32a1SGerd Hoffmann 266891062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2669f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2670f1ae32a1SGerd Hoffmann } 2671f1ae32a1SGerd Hoffmann 26720846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2673f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2674f1ae32a1SGerd Hoffmann } 2675f1ae32a1SGerd Hoffmann 267691062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2677962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2678962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2679962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2680962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2681962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2682962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2683962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2684962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2685f1ae32a1SGerd Hoffmann 2686962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2687962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2688962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2689962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2690962d11e1SGerd Hoffmann } 269101546fa6SGerd Hoffmann 2692bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 269301546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2694f1ae32a1SGerd Hoffmann } 2695f1ae32a1SGerd Hoffmann 2696a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2697f1ae32a1SGerd Hoffmann { 26981b067564SGerd Hoffmann XHCIState *xhci = ptr; 26992d754a10SGerd Hoffmann uint32_t ret; 2700f1ae32a1SGerd Hoffmann 2701f1ae32a1SGerd Hoffmann switch (reg) { 2702f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 27032d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 27042d754a10SGerd Hoffmann break; 2705f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 27060846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 270791062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 27082d754a10SGerd Hoffmann break; 2709f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 27102d754a10SGerd Hoffmann ret = 0x0000000f; 27112d754a10SGerd Hoffmann break; 2712f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 27132d754a10SGerd Hoffmann ret = 0x00000000; 27142d754a10SGerd Hoffmann break; 2715f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 27162d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 27172aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 27182d754a10SGerd Hoffmann } else { 27192aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 27202d754a10SGerd Hoffmann } 27212d754a10SGerd Hoffmann break; 2722f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 27232d754a10SGerd Hoffmann ret = OFF_DOORBELL; 27242d754a10SGerd Hoffmann break; 2725f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 27262d754a10SGerd Hoffmann ret = OFF_RUNTIME; 27272d754a10SGerd Hoffmann break; 2728f1ae32a1SGerd Hoffmann 2729f1ae32a1SGerd Hoffmann /* extended capabilities */ 2730f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 27312d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 27322d754a10SGerd Hoffmann break; 2733f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 27340ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27352d754a10SGerd Hoffmann break; 2736f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 27377bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 27387bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 27397bafd888SGerd Hoffmann } else { 27407bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 27417bafd888SGerd Hoffmann } 27422d754a10SGerd Hoffmann break; 2743f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 27442d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27452d754a10SGerd Hoffmann break; 2746f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 27472d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 27482d754a10SGerd Hoffmann break; 2749f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 27500ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27512d754a10SGerd Hoffmann break; 2752f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 27537bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 27547bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 27557bafd888SGerd Hoffmann } else { 27567bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 27577bafd888SGerd Hoffmann } 27582d754a10SGerd Hoffmann break; 2759f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 27602d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27612d754a10SGerd Hoffmann break; 2762f1ae32a1SGerd Hoffmann default: 27630ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 27642d754a10SGerd Hoffmann ret = 0; 2765f1ae32a1SGerd Hoffmann } 27662d754a10SGerd Hoffmann 27672d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 27682d754a10SGerd Hoffmann return ret; 2769f1ae32a1SGerd Hoffmann } 2770f1ae32a1SGerd Hoffmann 2771a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2772f1ae32a1SGerd Hoffmann { 27731d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 27742d754a10SGerd Hoffmann uint32_t ret; 27752d754a10SGerd Hoffmann 27761d8a4e69SGerd Hoffmann switch (reg) { 2777f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 27781d8a4e69SGerd Hoffmann ret = port->portsc; 27792d754a10SGerd Hoffmann break; 2780f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2781f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 27822d754a10SGerd Hoffmann ret = 0; 27832d754a10SGerd Hoffmann break; 2784f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2785f1ae32a1SGerd Hoffmann default: 27860ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 27872d754a10SGerd Hoffmann ret = 0; 2788f1ae32a1SGerd Hoffmann } 27892d754a10SGerd Hoffmann 27901d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 27912d754a10SGerd Hoffmann return ret; 2792f1ae32a1SGerd Hoffmann } 2793f1ae32a1SGerd Hoffmann 2794a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 27951d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2796f1ae32a1SGerd Hoffmann { 27971d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2798bdfce20dSGerd Hoffmann uint32_t portsc, notify; 2799f1ae32a1SGerd Hoffmann 28001d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 28012d754a10SGerd Hoffmann 28021d8a4e69SGerd Hoffmann switch (reg) { 2803f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 2804bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 2805dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 2806dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 2807dad5b9eaSGerd Hoffmann break; 2808dad5b9eaSGerd Hoffmann } 2809bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 2810dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 2811bdfce20dSGerd Hoffmann break; 2812bdfce20dSGerd Hoffmann } 2813bdfce20dSGerd Hoffmann 28141d8a4e69SGerd Hoffmann portsc = port->portsc; 2815bdfce20dSGerd Hoffmann notify = 0; 2816f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2817f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2818f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2819f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2820f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 2821bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 2822bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 2823bdfce20dSGerd Hoffmann switch (new_pls) { 2824bdfce20dSGerd Hoffmann case PLS_U0: 2825bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 2826bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2827bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2828bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 2829bdfce20dSGerd Hoffmann } 2830bdfce20dSGerd Hoffmann break; 2831bdfce20dSGerd Hoffmann case PLS_U3: 2832bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 2833bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2834bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2835bdfce20dSGerd Hoffmann } 2836bdfce20dSGerd Hoffmann break; 2837bdfce20dSGerd Hoffmann case PLS_RESUME: 2838bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 2839bdfce20dSGerd Hoffmann break; 2840bdfce20dSGerd Hoffmann default: 2841d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 2842bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 2843bdfce20dSGerd Hoffmann break; 2844bdfce20dSGerd Hoffmann } 2845f1ae32a1SGerd Hoffmann } 2846f1ae32a1SGerd Hoffmann /* read/write bits */ 2847f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2848f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 284940030130SGerd Hoffmann port->portsc = portsc; 2850bdfce20dSGerd Hoffmann if (notify) { 2851bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 2852f1ae32a1SGerd Hoffmann } 2853f1ae32a1SGerd Hoffmann break; 2854f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2855f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2856f1ae32a1SGerd Hoffmann default: 28570ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 2858f1ae32a1SGerd Hoffmann } 2859f1ae32a1SGerd Hoffmann } 2860f1ae32a1SGerd Hoffmann 2861a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2862f1ae32a1SGerd Hoffmann { 28631b067564SGerd Hoffmann XHCIState *xhci = ptr; 28642d754a10SGerd Hoffmann uint32_t ret; 2865f1ae32a1SGerd Hoffmann 2866f1ae32a1SGerd Hoffmann switch (reg) { 2867f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 28682d754a10SGerd Hoffmann ret = xhci->usbcmd; 28692d754a10SGerd Hoffmann break; 2870f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 28712d754a10SGerd Hoffmann ret = xhci->usbsts; 28722d754a10SGerd Hoffmann break; 2873f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 28742d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 28752d754a10SGerd Hoffmann break; 2876f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 28772d754a10SGerd Hoffmann ret = xhci->dnctrl; 28782d754a10SGerd Hoffmann break; 2879f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 28802d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 28812d754a10SGerd Hoffmann break; 2882f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 28832d754a10SGerd Hoffmann ret = xhci->crcr_high; 28842d754a10SGerd Hoffmann break; 2885f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 28862d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 28872d754a10SGerd Hoffmann break; 2888f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 28892d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 28902d754a10SGerd Hoffmann break; 2891f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 28922d754a10SGerd Hoffmann ret = xhci->config; 28932d754a10SGerd Hoffmann break; 2894f1ae32a1SGerd Hoffmann default: 28950ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 28962d754a10SGerd Hoffmann ret = 0; 2897f1ae32a1SGerd Hoffmann } 28982d754a10SGerd Hoffmann 28992d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 29002d754a10SGerd Hoffmann return ret; 2901f1ae32a1SGerd Hoffmann } 2902f1ae32a1SGerd Hoffmann 2903a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 29041b067564SGerd Hoffmann uint64_t val, unsigned size) 2905f1ae32a1SGerd Hoffmann { 29061b067564SGerd Hoffmann XHCIState *xhci = ptr; 290737034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 29081b067564SGerd Hoffmann 29092d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 29102d754a10SGerd Hoffmann 2911f1ae32a1SGerd Hoffmann switch (reg) { 2912f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2913f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2914f1ae32a1SGerd Hoffmann xhci_run(xhci); 2915f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2916f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2917f1ae32a1SGerd Hoffmann } 2918f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 2919f1f8bc21SGerd Hoffmann /* save state */ 2920f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 2921f1f8bc21SGerd Hoffmann } 2922f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 2923f1f8bc21SGerd Hoffmann /* restore state */ 2924f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 2925f1f8bc21SGerd Hoffmann } 2926f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 292701546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2928f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 292937034575SPeter Crosthwaite xhci_reset(d); 2930f1ae32a1SGerd Hoffmann } 29314c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2932f1ae32a1SGerd Hoffmann break; 2933f1ae32a1SGerd Hoffmann 2934f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2935f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2936f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 29374c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2938f1ae32a1SGerd Hoffmann break; 2939f1ae32a1SGerd Hoffmann 2940f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2941f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2942f1ae32a1SGerd Hoffmann break; 2943f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 2944f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 2945f1ae32a1SGerd Hoffmann break; 2946f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 2947f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 2948f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 2949f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 2950f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 29512d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2952f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 2953f1ae32a1SGerd Hoffmann } else { 295459a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 2955f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 2956f1ae32a1SGerd Hoffmann } 2957f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 2958f1ae32a1SGerd Hoffmann break; 2959f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 2960f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 2961f1ae32a1SGerd Hoffmann break; 2962f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 2963f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 2964f1ae32a1SGerd Hoffmann break; 2965f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 2966f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 2967f1ae32a1SGerd Hoffmann break; 2968f1ae32a1SGerd Hoffmann default: 29690ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 2970f1ae32a1SGerd Hoffmann } 2971f1ae32a1SGerd Hoffmann } 2972f1ae32a1SGerd Hoffmann 2973a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 29741b067564SGerd Hoffmann unsigned size) 2975f1ae32a1SGerd Hoffmann { 29761b067564SGerd Hoffmann XHCIState *xhci = ptr; 297743d9d604SGerd Hoffmann uint32_t ret = 0; 2978f1ae32a1SGerd Hoffmann 297943d9d604SGerd Hoffmann if (reg < 0x20) { 2980f1ae32a1SGerd Hoffmann switch (reg) { 2981f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 298201546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 29832d754a10SGerd Hoffmann break; 2984f1ae32a1SGerd Hoffmann default: 29850ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 298643d9d604SGerd Hoffmann break; 298743d9d604SGerd Hoffmann } 298843d9d604SGerd Hoffmann } else { 298943d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 299043d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 299143d9d604SGerd Hoffmann switch (reg & 0x1f) { 299243d9d604SGerd Hoffmann case 0x00: /* IMAN */ 299343d9d604SGerd Hoffmann ret = intr->iman; 299443d9d604SGerd Hoffmann break; 299543d9d604SGerd Hoffmann case 0x04: /* IMOD */ 299643d9d604SGerd Hoffmann ret = intr->imod; 299743d9d604SGerd Hoffmann break; 299843d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 299943d9d604SGerd Hoffmann ret = intr->erstsz; 300043d9d604SGerd Hoffmann break; 300143d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 300243d9d604SGerd Hoffmann ret = intr->erstba_low; 300343d9d604SGerd Hoffmann break; 300443d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 300543d9d604SGerd Hoffmann ret = intr->erstba_high; 300643d9d604SGerd Hoffmann break; 300743d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 300843d9d604SGerd Hoffmann ret = intr->erdp_low; 300943d9d604SGerd Hoffmann break; 301043d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 301143d9d604SGerd Hoffmann ret = intr->erdp_high; 301243d9d604SGerd Hoffmann break; 301343d9d604SGerd Hoffmann } 3014f1ae32a1SGerd Hoffmann } 30152d754a10SGerd Hoffmann 30162d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 30172d754a10SGerd Hoffmann return ret; 3018f1ae32a1SGerd Hoffmann } 3019f1ae32a1SGerd Hoffmann 3020a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 30211b067564SGerd Hoffmann uint64_t val, unsigned size) 3022f1ae32a1SGerd Hoffmann { 30231b067564SGerd Hoffmann XHCIState *xhci = ptr; 302443d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 302543d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 30268e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3027f1ae32a1SGerd Hoffmann 302843d9d604SGerd Hoffmann if (reg < 0x20) { 30290ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 303043d9d604SGerd Hoffmann return; 303143d9d604SGerd Hoffmann } 303243d9d604SGerd Hoffmann 303343d9d604SGerd Hoffmann switch (reg & 0x1f) { 303443d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3035f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3036962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3037f1ae32a1SGerd Hoffmann } 3038962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3039962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 304043d9d604SGerd Hoffmann if (v == 0) { 30414c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 304243d9d604SGerd Hoffmann } 304343d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3044f1ae32a1SGerd Hoffmann break; 304543d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3046962d11e1SGerd Hoffmann intr->imod = val; 3047f1ae32a1SGerd Hoffmann break; 304843d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3049962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3050f1ae32a1SGerd Hoffmann break; 305143d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 30522992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 30532992d6b4SGerd Hoffmann /* NEC driver bug: it doesn't align this to 64 bytes */ 3054962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 30552992d6b4SGerd Hoffmann } else { 30562992d6b4SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; 30572992d6b4SGerd Hoffmann } 3058f1ae32a1SGerd Hoffmann break; 305943d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3060962d11e1SGerd Hoffmann intr->erstba_high = val; 306143d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3062f1ae32a1SGerd Hoffmann break; 306343d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3064f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3065962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3066f1ae32a1SGerd Hoffmann } 3067962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 30687da76e12SGerd Hoffmann if (val & ERDP_EHB) { 30697da76e12SGerd Hoffmann dma_addr_t erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 30707da76e12SGerd Hoffmann unsigned int dp_idx = (erdp - intr->er_start) / TRB_SIZE; 30717da76e12SGerd Hoffmann if (erdp >= intr->er_start && 30727da76e12SGerd Hoffmann erdp < (intr->er_start + TRB_SIZE * intr->er_size) && 30737da76e12SGerd Hoffmann dp_idx != intr->er_ep_idx) { 30747da76e12SGerd Hoffmann xhci_intr_raise(xhci, v); 30757da76e12SGerd Hoffmann } 30767da76e12SGerd Hoffmann } 3077f1ae32a1SGerd Hoffmann break; 307843d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3079962d11e1SGerd Hoffmann intr->erdp_high = val; 3080f1ae32a1SGerd Hoffmann break; 3081f1ae32a1SGerd Hoffmann default: 30820ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3083f1ae32a1SGerd Hoffmann } 3084f1ae32a1SGerd Hoffmann } 3085f1ae32a1SGerd Hoffmann 3086a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 30871b067564SGerd Hoffmann unsigned size) 3088f1ae32a1SGerd Hoffmann { 3089f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 30902d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3091f1ae32a1SGerd Hoffmann return 0; 3092f1ae32a1SGerd Hoffmann } 3093f1ae32a1SGerd Hoffmann 3094a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 30951b067564SGerd Hoffmann uint64_t val, unsigned size) 3096f1ae32a1SGerd Hoffmann { 30971b067564SGerd Hoffmann XHCIState *xhci = ptr; 3098024426acSGerd Hoffmann unsigned int epid, streamid; 30991b067564SGerd Hoffmann 31002d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3101f1ae32a1SGerd Hoffmann 3102f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3103d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3104f1ae32a1SGerd Hoffmann return; 3105f1ae32a1SGerd Hoffmann } 3106f1ae32a1SGerd Hoffmann 3107f1ae32a1SGerd Hoffmann reg >>= 2; 3108f1ae32a1SGerd Hoffmann 3109f1ae32a1SGerd Hoffmann if (reg == 0) { 3110f1ae32a1SGerd Hoffmann if (val == 0) { 3111f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3112f1ae32a1SGerd Hoffmann } else { 3113d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 31141b067564SGerd Hoffmann (uint32_t)val); 3115f1ae32a1SGerd Hoffmann } 3116f1ae32a1SGerd Hoffmann } else { 3117024426acSGerd Hoffmann epid = val & 0xff; 3118024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 311991062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3120d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3121024426acSGerd Hoffmann } else if (epid > 31) { 3122d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 31231b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3124f1ae32a1SGerd Hoffmann } else { 3125024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3126f1ae32a1SGerd Hoffmann } 3127f1ae32a1SGerd Hoffmann } 3128f1ae32a1SGerd Hoffmann } 3129f1ae32a1SGerd Hoffmann 31306d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 31316d3bc22eSGerd Hoffmann unsigned width) 31326d3bc22eSGerd Hoffmann { 31336d3bc22eSGerd Hoffmann /* nothing */ 31346d3bc22eSGerd Hoffmann } 31356d3bc22eSGerd Hoffmann 31361b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 31371b067564SGerd Hoffmann .read = xhci_cap_read, 31386d3bc22eSGerd Hoffmann .write = xhci_cap_write, 31396ee021d4SGerd Hoffmann .valid.min_access_size = 1, 31401b067564SGerd Hoffmann .valid.max_access_size = 4, 31416ee021d4SGerd Hoffmann .impl.min_access_size = 4, 31426ee021d4SGerd Hoffmann .impl.max_access_size = 4, 31431b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31441b067564SGerd Hoffmann }; 3145f1ae32a1SGerd Hoffmann 31461b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 31471b067564SGerd Hoffmann .read = xhci_oper_read, 31481b067564SGerd Hoffmann .write = xhci_oper_write, 31491b067564SGerd Hoffmann .valid.min_access_size = 4, 31501b067564SGerd Hoffmann .valid.max_access_size = 4, 31511b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31521b067564SGerd Hoffmann }; 3153f1ae32a1SGerd Hoffmann 31541d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 31551d8a4e69SGerd Hoffmann .read = xhci_port_read, 31561d8a4e69SGerd Hoffmann .write = xhci_port_write, 31571d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 31581d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 31591d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31601d8a4e69SGerd Hoffmann }; 31611d8a4e69SGerd Hoffmann 31621b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 31631b067564SGerd Hoffmann .read = xhci_runtime_read, 31641b067564SGerd Hoffmann .write = xhci_runtime_write, 31651b067564SGerd Hoffmann .valid.min_access_size = 4, 31661b067564SGerd Hoffmann .valid.max_access_size = 4, 31671b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31681b067564SGerd Hoffmann }; 3169f1ae32a1SGerd Hoffmann 31701b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 31711b067564SGerd Hoffmann .read = xhci_doorbell_read, 31721b067564SGerd Hoffmann .write = xhci_doorbell_write, 3173f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3174f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3175f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3176f1ae32a1SGerd Hoffmann }; 3177f1ae32a1SGerd Hoffmann 3178f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3179f1ae32a1SGerd Hoffmann { 3180f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 31810846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3182f1ae32a1SGerd Hoffmann 3183f3214027SGerd Hoffmann xhci_port_update(port, 0); 3184f1ae32a1SGerd Hoffmann } 3185f1ae32a1SGerd Hoffmann 3186f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3187f1ae32a1SGerd Hoffmann { 3188f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 31890846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3190f1ae32a1SGerd Hoffmann 3191f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3192f3214027SGerd Hoffmann xhci_port_update(port, 1); 3193f1ae32a1SGerd Hoffmann } 3194f1ae32a1SGerd Hoffmann 3195f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3196f1ae32a1SGerd Hoffmann { 3197f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 31980846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3199f1ae32a1SGerd Hoffmann 320085e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3201f1ae32a1SGerd Hoffmann return; 3202f1ae32a1SGerd Hoffmann } 320385e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3204f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3205f1ae32a1SGerd Hoffmann } 3206f1ae32a1SGerd Hoffmann 3207f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3208f1ae32a1SGerd Hoffmann { 3209f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3210f1ae32a1SGerd Hoffmann 32119a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3212582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 32130cae7b1aSHans de Goede return; 32140cae7b1aSHans de Goede } 321513e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 32163a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 321794b037f2SGerd Hoffmann if (xfer->complete) { 321894b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 321994b037f2SGerd Hoffmann } 3220f1ae32a1SGerd Hoffmann } 3221f1ae32a1SGerd Hoffmann 3222ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3223f1ae32a1SGerd Hoffmann { 3224ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3225ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3226ccaf87a0SGerd Hoffmann 3227463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3228f1ae32a1SGerd Hoffmann } 3229f1ae32a1SGerd Hoffmann 32301d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3231f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3232f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3233f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3234f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3235f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3236f1ae32a1SGerd Hoffmann }; 3237f1ae32a1SGerd Hoffmann 3238f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3239f1ae32a1SGerd Hoffmann { 3240f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3241f1ae32a1SGerd Hoffmann return 1; 3242f1ae32a1SGerd Hoffmann } 3243f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3244f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3245f1ae32a1SGerd Hoffmann } else { 3246f1ae32a1SGerd Hoffmann return ep->nr * 2; 3247f1ae32a1SGerd Hoffmann } 3248f1ae32a1SGerd Hoffmann } 3249f1ae32a1SGerd Hoffmann 3250070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx) 3251518ad5f2SHans de Goede { 3252070eeef9SGerd Hoffmann USBPort *uport; 3253070eeef9SGerd Hoffmann uint32_t token; 3254518ad5f2SHans de Goede 3255070eeef9SGerd Hoffmann if (!epctx) { 3256518ad5f2SHans de Goede return NULL; 3257518ad5f2SHans de Goede } 3258070eeef9SGerd Hoffmann uport = epctx->xhci->slots[epctx->slotid - 1].uport; 3259070eeef9SGerd Hoffmann token = (epctx->epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT; 3260070eeef9SGerd Hoffmann if (!uport) { 3261070eeef9SGerd Hoffmann return NULL; 3262070eeef9SGerd Hoffmann } 3263070eeef9SGerd Hoffmann return usb_ep_get(uport->dev, token, epctx->epid >> 1); 3264518ad5f2SHans de Goede } 3265518ad5f2SHans de Goede 32668550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 32678550a02dSGerd Hoffmann unsigned int stream) 3268f1ae32a1SGerd Hoffmann { 3269f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3270f1ae32a1SGerd Hoffmann int slotid; 3271f1ae32a1SGerd Hoffmann 3272f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3273af203be3SGerd Hoffmann slotid = ep->dev->addr; 3274f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3275f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3276f1ae32a1SGerd Hoffmann return; 3277f1ae32a1SGerd Hoffmann } 3278024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3279f1ae32a1SGerd Hoffmann } 3280f1ae32a1SGerd Hoffmann 3281f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3282f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3283f1ae32a1SGerd Hoffmann }; 3284f1ae32a1SGerd Hoffmann 328537034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3286f1ae32a1SGerd Hoffmann { 328737034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 32880846e635SGerd Hoffmann XHCIPort *port; 32890846e635SGerd Hoffmann int i, usbports, speedmask; 3290f1ae32a1SGerd Hoffmann 3291f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3292f1ae32a1SGerd Hoffmann 32930846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 32940846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 32950846e635SGerd Hoffmann } 32960846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 32970846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 32980846e635SGerd Hoffmann } 32990846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 33000846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 33010846e635SGerd Hoffmann 3302c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3303f1ae32a1SGerd Hoffmann 33040846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 33050846e635SGerd Hoffmann speedmask = 0; 33060846e635SGerd Hoffmann if (i < xhci->numports_2) { 33077bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 33087bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 33097bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 33107bafd888SGerd Hoffmann } else { 33110846e635SGerd Hoffmann port = &xhci->ports[i]; 33120846e635SGerd Hoffmann port->portnr = i + 1; 33137bafd888SGerd Hoffmann } 33140846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33150846e635SGerd Hoffmann port->speedmask = 3316f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3317f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 33180846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 33191d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 33200846e635SGerd Hoffmann speedmask |= port->speedmask; 3321f1ae32a1SGerd Hoffmann } 33220846e635SGerd Hoffmann if (i < xhci->numports_3) { 33237bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 33247bafd888SGerd Hoffmann port = &xhci->ports[i]; 33257bafd888SGerd Hoffmann port->portnr = i + 1; 33267bafd888SGerd Hoffmann } else { 33270846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 33280846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 33297bafd888SGerd Hoffmann } 33300846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33310846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 33321d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 33330846e635SGerd Hoffmann speedmask |= port->speedmask; 33340846e635SGerd Hoffmann } 33350846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 33361d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3337f1ae32a1SGerd Hoffmann } 3338f1ae32a1SGerd Hoffmann } 3339f1ae32a1SGerd Hoffmann 33409af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3341f1ae32a1SGerd Hoffmann { 33421d8a4e69SGerd Hoffmann int i, ret; 33431108b2f8SCao jin Error *err = NULL; 3344f1ae32a1SGerd Hoffmann 334537034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3346f1ae32a1SGerd Hoffmann 33479b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 33489b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 33499b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 33509b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3351f1ae32a1SGerd Hoffmann 33522992d6b4SGerd Hoffmann if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) == 0) { 33532992d6b4SGerd Hoffmann xhci->nec_quirks = true; 33542992d6b4SGerd Hoffmann } 335591062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 335691062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 335791062ae0SGerd Hoffmann } 3358c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3359c94a7c69SGerd Hoffmann xhci->numintrs++; 3360c94a7c69SGerd Hoffmann } 336191062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 336291062ae0SGerd Hoffmann xhci->numintrs = 1; 336391062ae0SGerd Hoffmann } 336491062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 336591062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 336691062ae0SGerd Hoffmann } 336791062ae0SGerd Hoffmann if (xhci->numslots < 1) { 336891062ae0SGerd Hoffmann xhci->numslots = 1; 336991062ae0SGerd Hoffmann } 33702aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 33712aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 33722aa6bfcbSGerd Hoffmann } else { 33732aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 33742aa6bfcbSGerd Hoffmann } 337591062ae0SGerd Hoffmann 337620729dbdSCao jin if (xhci->msi != ON_OFF_AUTO_OFF) { 337720729dbdSCao jin ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); 337820729dbdSCao jin /* Any error other than -ENOTSUP(board's MSI support is broken) 337920729dbdSCao jin * is a programming error */ 338020729dbdSCao jin assert(!ret || ret == -ENOTSUP); 338120729dbdSCao jin if (ret && xhci->msi == ON_OFF_AUTO_ON) { 338220729dbdSCao jin /* Can't satisfy user's explicit msi=on request, fail */ 338320729dbdSCao jin error_append_hint(&err, "You have to use msi=auto (default) or " 338420729dbdSCao jin "msi=off with this machine type.\n"); 338520729dbdSCao jin error_propagate(errp, err); 338620729dbdSCao jin return; 338720729dbdSCao jin } 338820729dbdSCao jin assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); 338920729dbdSCao jin /* With msi=auto, we fall back to MSI off silently */ 339020729dbdSCao jin error_free(err); 339120729dbdSCao jin } 339220729dbdSCao jin 339320729dbdSCao jin usb_xhci_init(xhci); 3394bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 339501546fa6SGerd Hoffmann 339622fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 339722fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 33981b067564SGerd Hoffmann "capabilities", LEN_CAP); 339922fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 34001d8a4e69SGerd Hoffmann "operational", 0x400); 340122fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 34021b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 340322fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 34041b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 34051b067564SGerd Hoffmann 34061b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 34071b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 34081b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 34091b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 34101b067564SGerd Hoffmann 34111d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 34121d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 34131d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 34141d8a4e69SGerd Hoffmann port->xhci = xhci; 341522fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 34161d8a4e69SGerd Hoffmann port->name, 0x10); 34171d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 34181d8a4e69SGerd Hoffmann } 34191d8a4e69SGerd Hoffmann 34209b7d3334SAndreas Färber pci_register_bar(dev, 0, 3421f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3422f1ae32a1SGerd Hoffmann &xhci->mem); 3423f1ae32a1SGerd Hoffmann 3424fd56e061SDavid Gibson if (pci_bus_is_express(pci_get_bus(dev)) || 3425e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 34269b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 34279a815774SMao Zhongyi assert(ret > 0); 3428058fdcf5SGerd Hoffmann } 3429f1ae32a1SGerd Hoffmann 3430290fd20dSCao jin if (xhci->msix != ON_OFF_AUTO_OFF) { 3431ee640c62SCao jin /* TODO check for errors, and should fail when msix=on */ 34329b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 34334c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 34344c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 3435ee640c62SCao jin 0x90, NULL); 34364c47f800SGerd Hoffmann } 3437f1ae32a1SGerd Hoffmann } 3438f1ae32a1SGerd Hoffmann 343953c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 344053c30545SGonglei { 344153c30545SGonglei int i; 344253c30545SGonglei XHCIState *xhci = XHCI(dev); 344353c30545SGonglei 3444d733f74cSGonglei trace_usb_xhci_exit(); 3445d733f74cSGonglei 344653c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 344753c30545SGonglei xhci_disable_slot(xhci, i + 1); 344853c30545SGonglei } 344953c30545SGonglei 345053c30545SGonglei if (xhci->mfwrap_timer) { 345153c30545SGonglei timer_del(xhci->mfwrap_timer); 345253c30545SGonglei timer_free(xhci->mfwrap_timer); 345353c30545SGonglei xhci->mfwrap_timer = NULL; 345453c30545SGonglei } 345553c30545SGonglei 345653c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 345753c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 345853c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 345953c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 346053c30545SGonglei 346153c30545SGonglei for (i = 0; i < xhci->numports; i++) { 346253c30545SGonglei XHCIPort *port = &xhci->ports[i]; 346353c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 346453c30545SGonglei } 346553c30545SGonglei 346653c30545SGonglei /* destroy msix memory region */ 346753c30545SGonglei if (dev->msix_table && dev->msix_pba 346853c30545SGonglei && dev->msix_entry_used) { 3469b53dd449SLi Qiang msix_uninit(dev, &xhci->mem, &xhci->mem); 347053c30545SGonglei } 347153c30545SGonglei 347253c30545SGonglei usb_bus_release(&xhci->bus); 347353c30545SGonglei } 347453c30545SGonglei 347537352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 347637352df3SGerd Hoffmann { 347737352df3SGerd Hoffmann XHCIState *xhci = opaque; 34789b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 347937352df3SGerd Hoffmann XHCISlot *slot; 348037352df3SGerd Hoffmann XHCIEPContext *epctx; 348137352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 348237352df3SGerd Hoffmann uint32_t slot_ctx[4]; 348337352df3SGerd Hoffmann uint32_t ep_ctx[5]; 348437352df3SGerd Hoffmann int slotid, epid, state, intr; 348537352df3SGerd Hoffmann 348637352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 348737352df3SGerd Hoffmann 348837352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 348937352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 349037352df3SGerd Hoffmann if (!slot->addressed) { 349137352df3SGerd Hoffmann continue; 349237352df3SGerd Hoffmann } 349337352df3SGerd Hoffmann slot->ctx = 34949b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 349537352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 349637352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3497f2ad97ffSGerd Hoffmann if (!slot->uport) { 3498f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3499f2ad97ffSGerd Hoffmann slot->enabled = 0; 3500f2ad97ffSGerd Hoffmann slot->addressed = 0; 3501f2ad97ffSGerd Hoffmann continue; 3502f2ad97ffSGerd Hoffmann } 350337352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 350437352df3SGerd Hoffmann 3505f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 350637352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 350737352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 350837352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 350937352df3SGerd Hoffmann if (state == EP_DISABLED) { 351037352df3SGerd Hoffmann continue; 351137352df3SGerd Hoffmann } 351237352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 351337352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 351437352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 351537352df3SGerd Hoffmann epctx->state = state; 351637352df3SGerd Hoffmann if (state == EP_RUNNING) { 351737352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3518bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 351937352df3SGerd Hoffmann } 352037352df3SGerd Hoffmann } 352137352df3SGerd Hoffmann } 352237352df3SGerd Hoffmann 352337352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 352437352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 35259b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 352637352df3SGerd Hoffmann } else { 35279b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 352837352df3SGerd Hoffmann } 352937352df3SGerd Hoffmann } 353037352df3SGerd Hoffmann 353137352df3SGerd Hoffmann return 0; 353237352df3SGerd Hoffmann } 353337352df3SGerd Hoffmann 353437352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 353537352df3SGerd Hoffmann .name = "xhci-ring", 353637352df3SGerd Hoffmann .version_id = 1, 353737352df3SGerd Hoffmann .fields = (VMStateField[]) { 353837352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 353937352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 354037352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 354137352df3SGerd Hoffmann } 354237352df3SGerd Hoffmann }; 354337352df3SGerd Hoffmann 354437352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 354537352df3SGerd Hoffmann .name = "xhci-port", 354637352df3SGerd Hoffmann .version_id = 1, 354737352df3SGerd Hoffmann .fields = (VMStateField[]) { 354837352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 354937352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 355037352df3SGerd Hoffmann } 355137352df3SGerd Hoffmann }; 355237352df3SGerd Hoffmann 355337352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 355437352df3SGerd Hoffmann .name = "xhci-slot", 355537352df3SGerd Hoffmann .version_id = 1, 355637352df3SGerd Hoffmann .fields = (VMStateField[]) { 355737352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 355837352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 355937352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 356037352df3SGerd Hoffmann } 356137352df3SGerd Hoffmann }; 356237352df3SGerd Hoffmann 356337352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 356437352df3SGerd Hoffmann .name = "xhci-event", 356537352df3SGerd Hoffmann .version_id = 1, 356637352df3SGerd Hoffmann .fields = (VMStateField[]) { 356737352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 356837352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 356937352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 357037352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 357137352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 357237352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 357337352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 35743afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 357537352df3SGerd Hoffmann } 357637352df3SGerd Hoffmann }; 357737352df3SGerd Hoffmann 357837352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 357937352df3SGerd Hoffmann { 3580898248a3SGerd Hoffmann return false; 358137352df3SGerd Hoffmann } 358237352df3SGerd Hoffmann 358337352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 358437352df3SGerd Hoffmann .name = "xhci-intr", 358537352df3SGerd Hoffmann .version_id = 1, 358637352df3SGerd Hoffmann .fields = (VMStateField[]) { 358737352df3SGerd Hoffmann /* registers */ 358837352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 358937352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 359037352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 359137352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 359237352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 359337352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 359437352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 359537352df3SGerd Hoffmann 359637352df3SGerd Hoffmann /* state */ 359737352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 359837352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 359937352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 360037352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 360137352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 360237352df3SGerd Hoffmann 360337352df3SGerd Hoffmann /* event queue (used if ring is full) */ 3604898248a3SGerd Hoffmann VMSTATE_BOOL(er_full_unused, XHCIInterrupter), 360537352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 360637352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 360737352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 360837352df3SGerd Hoffmann xhci_er_full, 1, 360937352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 361037352df3SGerd Hoffmann 361137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 361237352df3SGerd Hoffmann } 361337352df3SGerd Hoffmann }; 361437352df3SGerd Hoffmann 3615f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3616f1ae32a1SGerd Hoffmann .name = "xhci", 361737352df3SGerd Hoffmann .version_id = 1, 361837352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 361937352df3SGerd Hoffmann .fields = (VMStateField[]) { 362020daa90aSDr. David Alan Gilbert VMSTATE_PCI_DEVICE(parent_obj, XHCIState), 36219b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 362237352df3SGerd Hoffmann 362337352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 362437352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 362537352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 362637352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 362737352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 362837352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 362937352df3SGerd Hoffmann 363037352df3SGerd Hoffmann /* Operational Registers */ 363137352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 363237352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 363337352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 363437352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 363537352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 363637352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 363737352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 363837352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 363937352df3SGerd Hoffmann 364037352df3SGerd Hoffmann /* Runtime Registers & state */ 364137352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3642e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 364337352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 364437352df3SGerd Hoffmann 364537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 364637352df3SGerd Hoffmann } 3647f1ae32a1SGerd Hoffmann }; 3648f1ae32a1SGerd Hoffmann 36494f72b8d2SGerd Hoffmann static Property xhci_properties[] = { 36504f72b8d2SGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 36514f72b8d2SGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 36520846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 36530846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3654f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3655f1ae32a1SGerd Hoffmann }; 3656f1ae32a1SGerd Hoffmann 3657d61a363dSYoni Bettan static void xhci_instance_init(Object *obj) 3658d61a363dSYoni Bettan { 3659d61a363dSYoni Bettan /* QEMU_PCI_CAP_EXPRESS initialization does not depend on QEMU command 3660d61a363dSYoni Bettan * line, therefore, no need to wait to realize like other devices */ 3661d61a363dSYoni Bettan PCI_DEVICE(obj)->cap_present |= QEMU_PCI_CAP_EXPRESS; 3662d61a363dSYoni Bettan } 3663d61a363dSYoni Bettan 3664f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3665f1ae32a1SGerd Hoffmann { 3666f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3667f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3668f1ae32a1SGerd Hoffmann 3669f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3670f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 367164619739SJan Kiszka dc->reset = xhci_reset; 3672125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 36739af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 367453c30545SGonglei k->exit = usb_xhci_exit; 3675f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3676f1ae32a1SGerd Hoffmann } 3677f1ae32a1SGerd Hoffmann 36788c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 367937034575SPeter Crosthwaite .name = TYPE_XHCI, 3680f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3681f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3682f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3683d61a363dSYoni Bettan .instance_init = xhci_instance_init, 368472a810f4SGerd Hoffmann .abstract = true, 3685a5fa336fSEduardo Habkost .interfaces = (InterfaceInfo[]) { 3686a5fa336fSEduardo Habkost { INTERFACE_PCIE_DEVICE }, 3687a5fa336fSEduardo Habkost { INTERFACE_CONVENTIONAL_PCI_DEVICE }, 3688a5fa336fSEduardo Habkost { } 3689a5fa336fSEduardo Habkost }, 369072a810f4SGerd Hoffmann }; 369172a810f4SGerd Hoffmann 369272a810f4SGerd Hoffmann static void qemu_xhci_class_init(ObjectClass *klass, void *data) 369372a810f4SGerd Hoffmann { 369472a810f4SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 369572a810f4SGerd Hoffmann 369672a810f4SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_REDHAT; 369772a810f4SGerd Hoffmann k->device_id = PCI_DEVICE_ID_REDHAT_XHCI; 369872a810f4SGerd Hoffmann k->revision = 0x01; 369972a810f4SGerd Hoffmann } 370072a810f4SGerd Hoffmann 37014f72b8d2SGerd Hoffmann static void qemu_xhci_instance_init(Object *obj) 37024f72b8d2SGerd Hoffmann { 37034f72b8d2SGerd Hoffmann XHCIState *xhci = XHCI(obj); 37044f72b8d2SGerd Hoffmann 37054f72b8d2SGerd Hoffmann xhci->msi = ON_OFF_AUTO_OFF; 37064f72b8d2SGerd Hoffmann xhci->msix = ON_OFF_AUTO_AUTO; 37074f72b8d2SGerd Hoffmann xhci->numintrs = MAXINTRS; 37084f72b8d2SGerd Hoffmann xhci->numslots = MAXSLOTS; 37094f72b8d2SGerd Hoffmann xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST); 37104f72b8d2SGerd Hoffmann } 37114f72b8d2SGerd Hoffmann 371272a810f4SGerd Hoffmann static const TypeInfo qemu_xhci_info = { 371372a810f4SGerd Hoffmann .name = TYPE_QEMU_XHCI, 371472a810f4SGerd Hoffmann .parent = TYPE_XHCI, 371572a810f4SGerd Hoffmann .class_init = qemu_xhci_class_init, 37164f72b8d2SGerd Hoffmann .instance_init = qemu_xhci_instance_init, 3717f1ae32a1SGerd Hoffmann }; 3718f1ae32a1SGerd Hoffmann 3719f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3720f1ae32a1SGerd Hoffmann { 3721f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 372272a810f4SGerd Hoffmann type_register_static(&qemu_xhci_info); 3723f1ae32a1SGerd Hoffmann } 3724f1ae32a1SGerd Hoffmann 3725f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3726