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 11bee41971SChetan Pant * version 2.1 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 */ 210b8fa32fSMarkus Armbruster 22e532b2e0SPeter Maydell #include "qemu/osdep.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 24*effaf5a2SThomas Huth #include "qemu/log.h" 250b8fa32fSMarkus Armbruster #include "qemu/module.h" 2694b037f2SGerd Hoffmann #include "qemu/queue.h" 27d6454270SMarkus Armbruster #include "migration/vmstate.h" 28a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.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 50848db525SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * XHCI_MAXPORTS) 51848db525SGerd Hoffmann #define LEN_RUNTIME ((XHCI_MAXINTRS + 1) * 0x20) 52848db525SGerd Hoffmann #define LEN_DOORBELL ((XHCI_MAXSLOTS + 1) * 0x20) 53f1ae32a1SGerd Hoffmann 54106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 55106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 56106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 57f1ae32a1SGerd Hoffmann 58106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 59106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 60106b214cSGerd Hoffmann #endif 61106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 62106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 63106b214cSGerd Hoffmann #endif 64848db525SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > XHCI_LEN_REGS 65848db525SGerd Hoffmann # error Increase XHCI_LEN_REGS 66f1ae32a1SGerd Hoffmann #endif 67f1ae32a1SGerd Hoffmann 68f1ae32a1SGerd Hoffmann /* bit definitions */ 69f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 70f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 71f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 72f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 73f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 74f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 75f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 76f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 77f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 78f1ae32a1SGerd Hoffmann 79f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 80f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 81f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 82f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 83f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 84f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 85f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 86f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 87f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 88f1ae32a1SGerd Hoffmann 89f1ae32a1SGerd Hoffmann 90f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 91f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 92f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 93f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 94f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 95f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 96f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 97f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 98f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 99f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 100f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 101f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 102f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 103f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 104f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 105f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 106f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 107f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 108f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 109f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 110f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 111f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 112f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 113f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 114f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 115f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 116f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 117f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 118f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 119f1ae32a1SGerd Hoffmann 120f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 121f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 122f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 123f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 124f1ae32a1SGerd Hoffmann 125f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 126f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 127f1ae32a1SGerd Hoffmann 128f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 129f1ae32a1SGerd Hoffmann 130f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 131f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 132f1ae32a1SGerd Hoffmann uint64_t parameter; 133f1ae32a1SGerd Hoffmann uint32_t status; 134f1ae32a1SGerd Hoffmann uint32_t control; 13559a70ccdSDavid Gibson dma_addr_t addr; 136f1ae32a1SGerd Hoffmann bool ccs; 137f1ae32a1SGerd Hoffmann } XHCITRB; 138f1ae32a1SGerd Hoffmann 13985e05d82SGerd Hoffmann enum { 14085e05d82SGerd Hoffmann PLS_U0 = 0, 14185e05d82SGerd Hoffmann PLS_U1 = 1, 14285e05d82SGerd Hoffmann PLS_U2 = 2, 14385e05d82SGerd Hoffmann PLS_U3 = 3, 14485e05d82SGerd Hoffmann PLS_DISABLED = 4, 14585e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 14685e05d82SGerd Hoffmann PLS_INACTIVE = 6, 14785e05d82SGerd Hoffmann PLS_POLLING = 7, 14885e05d82SGerd Hoffmann PLS_RECOVERY = 8, 14985e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 15085e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 15185e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 15285e05d82SGerd Hoffmann PLS_RESUME = 15, 15385e05d82SGerd Hoffmann }; 154f1ae32a1SGerd Hoffmann 155f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 156f1ae32a1SGerd Hoffmann 157f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 158f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 159f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 160f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 161f1ae32a1SGerd Hoffmann 162f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 163f1ae32a1SGerd Hoffmann 164f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 165f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 166f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 167f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 168f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 169f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 170f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 171f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 172f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 173f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 174f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 175f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 176f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 177f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 178f1ae32a1SGerd Hoffmann 179f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 180f1ae32a1SGerd Hoffmann 181f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 182f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 183f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 184f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 185f1ae32a1SGerd Hoffmann 186f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 187f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 188f1ae32a1SGerd Hoffmann 189f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 190f1ae32a1SGerd Hoffmann 1912d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 1922d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 1932d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 1942d1de850SGerd Hoffmann 195f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 196f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 197f1ae32a1SGerd Hoffmann 198f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 199f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 200f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 201f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 202f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 203f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 204f1ae32a1SGerd Hoffmann 205f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 206f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 207f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 208f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 209f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 210f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 211f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 212f1ae32a1SGerd Hoffmann 213f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 214f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 215f1ae32a1SGerd Hoffmann 21685e05d82SGerd Hoffmann #define get_field(data, field) \ 21785e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 21885e05d82SGerd Hoffmann 21985e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 22085e05d82SGerd Hoffmann uint32_t val = *data; \ 22185e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 22285e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 22385e05d82SGerd Hoffmann *data = val; \ 22485e05d82SGerd Hoffmann } while (0) 22585e05d82SGerd Hoffmann 226f1ae32a1SGerd Hoffmann typedef enum EPType { 227f1ae32a1SGerd Hoffmann ET_INVALID = 0, 228f1ae32a1SGerd Hoffmann ET_ISO_OUT, 229f1ae32a1SGerd Hoffmann ET_BULK_OUT, 230f1ae32a1SGerd Hoffmann ET_INTR_OUT, 231f1ae32a1SGerd Hoffmann ET_CONTROL, 232f1ae32a1SGerd Hoffmann ET_ISO_IN, 233f1ae32a1SGerd Hoffmann ET_BULK_IN, 234f1ae32a1SGerd Hoffmann ET_INTR_IN, 235f1ae32a1SGerd Hoffmann } EPType; 236f1ae32a1SGerd Hoffmann 237f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 23894b037f2SGerd Hoffmann XHCIEPContext *epctx; 239f1ae32a1SGerd Hoffmann USBPacket packet; 240d5a15814SGerd Hoffmann QEMUSGList sgl; 241f1ae32a1SGerd Hoffmann bool running_async; 242f1ae32a1SGerd Hoffmann bool running_retry; 243f1ae32a1SGerd Hoffmann bool complete; 244a6fb2ddbSHans de Goede bool int_req; 245f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 246024426acSGerd Hoffmann unsigned int streamid; 247f1ae32a1SGerd Hoffmann bool in_xfer; 248f1ae32a1SGerd Hoffmann bool iso_xfer; 2494d7a81c0SGerd Hoffmann bool timed_xfer; 250f1ae32a1SGerd Hoffmann 251f1ae32a1SGerd Hoffmann unsigned int trb_count; 252f1ae32a1SGerd Hoffmann XHCITRB *trbs; 253f1ae32a1SGerd Hoffmann 254f1ae32a1SGerd Hoffmann TRBCCode status; 255f1ae32a1SGerd Hoffmann 256f1ae32a1SGerd Hoffmann unsigned int pkts; 257f1ae32a1SGerd Hoffmann unsigned int pktsize; 258f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 2593d139684SGerd Hoffmann 2603d139684SGerd Hoffmann uint64_t mfindex_kick; 26194b037f2SGerd Hoffmann 26294b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 263f1ae32a1SGerd Hoffmann } XHCITransfer; 264f1ae32a1SGerd Hoffmann 265024426acSGerd Hoffmann struct XHCIStreamContext { 266024426acSGerd Hoffmann dma_addr_t pctx; 267024426acSGerd Hoffmann unsigned int sct; 268024426acSGerd Hoffmann XHCIRing ring; 269024426acSGerd Hoffmann }; 270024426acSGerd Hoffmann 271024426acSGerd Hoffmann struct XHCIEPContext { 2723d139684SGerd Hoffmann XHCIState *xhci; 2733d139684SGerd Hoffmann unsigned int slotid; 2743d139684SGerd Hoffmann unsigned int epid; 2753d139684SGerd Hoffmann 276f1ae32a1SGerd Hoffmann XHCIRing ring; 27794b037f2SGerd Hoffmann uint32_t xfer_count; 27894b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 279f1ae32a1SGerd Hoffmann XHCITransfer *retry; 280f1ae32a1SGerd Hoffmann EPType type; 28159a70ccdSDavid Gibson dma_addr_t pctx; 282f1ae32a1SGerd Hoffmann unsigned int max_psize; 283f1ae32a1SGerd Hoffmann uint32_t state; 28496d87bddSGerd Hoffmann uint32_t kick_active; 2853d139684SGerd Hoffmann 286024426acSGerd Hoffmann /* streams */ 287024426acSGerd Hoffmann unsigned int max_pstreams; 288024426acSGerd Hoffmann bool lsa; 289024426acSGerd Hoffmann unsigned int nr_pstreams; 290024426acSGerd Hoffmann XHCIStreamContext *pstreams; 291024426acSGerd Hoffmann 2923d139684SGerd Hoffmann /* iso xfer scheduling */ 2933d139684SGerd Hoffmann unsigned int interval; 2943d139684SGerd Hoffmann int64_t mfindex_last; 2953d139684SGerd Hoffmann QEMUTimer *kick_timer; 296024426acSGerd Hoffmann }; 297f1ae32a1SGerd Hoffmann 298f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 299f1ae32a1SGerd Hoffmann uint32_t addr_low; 300f1ae32a1SGerd Hoffmann uint32_t addr_high; 301f1ae32a1SGerd Hoffmann uint32_t size; 302f1ae32a1SGerd Hoffmann uint32_t rsvd; 303f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 304f1ae32a1SGerd Hoffmann 30501546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 306024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 3073a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid); 3080bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 3090bc85da6SGerd Hoffmann unsigned int epid); 310582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 311962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 312962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 313070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx); 31401546fa6SGerd Hoffmann 315f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 316f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 317f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 318f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 319f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 320f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 321f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 322f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 323f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 324f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 325f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 326f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 327f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 328f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 329f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 330f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 331f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 332f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 333f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 334f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 335f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 336f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 337f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 338f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 339f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 340f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 341f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 342f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 343f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 344f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 345f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 346f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 347f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 348f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 349f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 350f1ae32a1SGerd Hoffmann }; 351f1ae32a1SGerd Hoffmann 352873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 353873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 354873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 355873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 356873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 357873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 358873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 359873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 360873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 361873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 362873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 363873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 364873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 365873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 366873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 367873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 368873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 369873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 370873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 371873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 372873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 373873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 374873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 375873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 376873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 377873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 378873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 379873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 380873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 381873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 382873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 383873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 384873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 385873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 386873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 387873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 388873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 389873123feSGerd Hoffmann }; 390873123feSGerd Hoffmann 3911c82392aSGerd Hoffmann static const char *ep_state_names[] = { 3921c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 3931c82392aSGerd Hoffmann [EP_RUNNING] = "running", 3941c82392aSGerd Hoffmann [EP_HALTED] = "halted", 3951c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 3961c82392aSGerd Hoffmann [EP_ERROR] = "error", 3971c82392aSGerd Hoffmann }; 3981c82392aSGerd Hoffmann 399f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 400f1ae32a1SGerd Hoffmann { 401f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 402f1ae32a1SGerd Hoffmann return "???"; 403f1ae32a1SGerd Hoffmann } 404f1ae32a1SGerd Hoffmann return list[index]; 405f1ae32a1SGerd Hoffmann } 406f1ae32a1SGerd Hoffmann 407f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 408f1ae32a1SGerd Hoffmann { 409f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 410f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 411f1ae32a1SGerd Hoffmann } 412f1ae32a1SGerd Hoffmann 413873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 414873123feSGerd Hoffmann { 415873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 416873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 417873123feSGerd Hoffmann } 418873123feSGerd Hoffmann 4191c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 4201c82392aSGerd Hoffmann { 4211c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 4221c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 4231c82392aSGerd Hoffmann } 4241c82392aSGerd Hoffmann 425755fba11SSai Pavan Boddu bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 426f9955235SGerd Hoffmann { 427f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 428f9955235SGerd Hoffmann } 429f9955235SGerd Hoffmann 430755fba11SSai Pavan Boddu void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit) 4314f72b8d2SGerd Hoffmann { 4324f72b8d2SGerd Hoffmann xhci->flags |= (1 << bit); 4334f72b8d2SGerd Hoffmann } 4344f72b8d2SGerd Hoffmann 43501546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 43601546fa6SGerd Hoffmann { 437bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 43801546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 43901546fa6SGerd Hoffmann } 44001546fa6SGerd Hoffmann 44101546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 44201546fa6SGerd Hoffmann { 44301546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 44401546fa6SGerd Hoffmann uint32_t mfindex, left; 44501546fa6SGerd Hoffmann int64_t now; 44601546fa6SGerd Hoffmann 44701546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 448bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 44901546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 45001546fa6SGerd Hoffmann left = 0x4000 - mfindex; 451bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 45201546fa6SGerd Hoffmann } else { 453bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 45401546fa6SGerd Hoffmann } 45501546fa6SGerd Hoffmann } 45601546fa6SGerd Hoffmann 45701546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 45801546fa6SGerd Hoffmann { 45901546fa6SGerd Hoffmann XHCIState *xhci = opaque; 46001546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 46101546fa6SGerd Hoffmann 462962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 46301546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 46401546fa6SGerd Hoffmann } 465f1ae32a1SGerd Hoffmann 46659a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 467f1ae32a1SGerd Hoffmann { 46859a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 469f1ae32a1SGerd Hoffmann return low; 47059a70ccdSDavid Gibson } else { 47159a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 47259a70ccdSDavid Gibson } 473f1ae32a1SGerd Hoffmann } 474f1ae32a1SGerd Hoffmann 47559a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 476f1ae32a1SGerd Hoffmann { 47759a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 478f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 47959a70ccdSDavid Gibson } else { 48059a70ccdSDavid Gibson return addr; 48159a70ccdSDavid Gibson } 482f1ae32a1SGerd Hoffmann } 483f1ae32a1SGerd Hoffmann 484616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 485616b5d53SDavid Gibson uint32_t *buf, size_t len) 486616b5d53SDavid Gibson { 487616b5d53SDavid Gibson int i; 488616b5d53SDavid Gibson 489616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 490616b5d53SDavid Gibson 491ba06fe8aSPhilippe Mathieu-Daudé dma_memory_read(xhci->as, addr, buf, len, MEMTXATTRS_UNSPECIFIED); 492616b5d53SDavid Gibson 493616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 494616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 495616b5d53SDavid Gibson } 496616b5d53SDavid Gibson } 497616b5d53SDavid Gibson 498616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 499616b5d53SDavid Gibson uint32_t *buf, size_t len) 500616b5d53SDavid Gibson { 501616b5d53SDavid Gibson int i; 502182b391eSPeter Xu uint32_t tmp[5]; 503182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 504616b5d53SDavid Gibson 505616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 506182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 507616b5d53SDavid Gibson 508182b391eSPeter Xu for (i = 0; i < n; i++) { 509616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 510616b5d53SDavid Gibson } 511ba06fe8aSPhilippe Mathieu-Daudé dma_memory_write(xhci->as, addr, tmp, len, MEMTXATTRS_UNSPECIFIED); 512616b5d53SDavid Gibson } 513616b5d53SDavid Gibson 5140846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 5150846e635SGerd Hoffmann { 5160846e635SGerd Hoffmann int index; 5170846e635SGerd Hoffmann 5180846e635SGerd Hoffmann if (!uport->dev) { 5190846e635SGerd Hoffmann return NULL; 5200846e635SGerd Hoffmann } 5210846e635SGerd Hoffmann switch (uport->dev->speed) { 5220846e635SGerd Hoffmann case USB_SPEED_LOW: 5230846e635SGerd Hoffmann case USB_SPEED_FULL: 5240846e635SGerd Hoffmann case USB_SPEED_HIGH: 5257bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 5267bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 5277bafd888SGerd Hoffmann } else { 5280846e635SGerd Hoffmann index = uport->index; 5297bafd888SGerd Hoffmann } 5300846e635SGerd Hoffmann break; 5310846e635SGerd Hoffmann case USB_SPEED_SUPER: 5327bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 5337bafd888SGerd Hoffmann index = uport->index; 5347bafd888SGerd Hoffmann } else { 5350846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 5367bafd888SGerd Hoffmann } 5370846e635SGerd Hoffmann break; 5380846e635SGerd Hoffmann default: 5390846e635SGerd Hoffmann return NULL; 5400846e635SGerd Hoffmann } 5410846e635SGerd Hoffmann return &xhci->ports[index]; 5420846e635SGerd Hoffmann } 5430846e635SGerd Hoffmann 5448ddab8ddSSai Pavan Boddu static void xhci_intr_update(XHCIState *xhci, int v) 545f1ae32a1SGerd Hoffmann { 546f1ae32a1SGerd Hoffmann int level = 0; 547f1ae32a1SGerd Hoffmann 5488ddab8ddSSai Pavan Boddu if (v == 0) { 549962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 550962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 551215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 552f1ae32a1SGerd Hoffmann level = 1; 553f1ae32a1SGerd Hoffmann } 5548ddab8ddSSai Pavan Boddu if (xhci->intr_raise) { 555fc967aadSRuimei Yan if (xhci->intr_raise(xhci, 0, level)) { 556fc967aadSRuimei Yan xhci->intr[0].iman &= ~IMAN_IP; 557fc967aadSRuimei Yan } 558f1ae32a1SGerd Hoffmann } 5594c47f800SGerd Hoffmann } 5608ddab8ddSSai Pavan Boddu if (xhci->intr_update) { 5618ddab8ddSSai Pavan Boddu xhci->intr_update(xhci, v, 5628ddab8ddSSai Pavan Boddu xhci->intr[v].iman & IMAN_IE); 5634c47f800SGerd Hoffmann } 5644c47f800SGerd Hoffmann } 5654c47f800SGerd Hoffmann 566962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 5674c4abe7cSGerd Hoffmann { 5687da76e12SGerd Hoffmann bool pending = (xhci->intr[v].erdp_low & ERDP_EHB); 5699b7d3334SAndreas Färber 570962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 571962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 5722cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 5732cae4119SGerd Hoffmann 5747da76e12SGerd Hoffmann if (pending) { 5757da76e12SGerd Hoffmann return; 5767da76e12SGerd Hoffmann } 577962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 5784c4abe7cSGerd Hoffmann return; 5794c4abe7cSGerd Hoffmann } 5804c4abe7cSGerd Hoffmann 5814c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 5824c4abe7cSGerd Hoffmann return; 5834c4abe7cSGerd Hoffmann } 5848ddab8ddSSai Pavan Boddu if (xhci->intr_raise) { 585fc967aadSRuimei Yan if (xhci->intr_raise(xhci, v, true)) { 586fc967aadSRuimei Yan xhci->intr[v].iman &= ~IMAN_IP; 587fc967aadSRuimei Yan } 588f1ae32a1SGerd Hoffmann } 589962d11e1SGerd Hoffmann } 590f1ae32a1SGerd Hoffmann 591f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 592f1ae32a1SGerd Hoffmann { 593898248a3SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH); 594f1ae32a1SGerd Hoffmann } 595f1ae32a1SGerd Hoffmann 596f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 597f1ae32a1SGerd Hoffmann { 598f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 599d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 600f1ae32a1SGerd Hoffmann } 601f1ae32a1SGerd Hoffmann 602962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 603f1ae32a1SGerd Hoffmann { 604962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 605f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 60659a70ccdSDavid Gibson dma_addr_t addr; 607f1ae32a1SGerd Hoffmann 608f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 609f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 610f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 611f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 612962d11e1SGerd Hoffmann if (intr->er_pcs) { 613f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 614f1ae32a1SGerd Hoffmann } 615f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 616f1ae32a1SGerd Hoffmann 617962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 618873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 619873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 620f1ae32a1SGerd Hoffmann 621962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 622ba06fe8aSPhilippe Mathieu-Daudé dma_memory_write(xhci->as, addr, &ev_trb, TRB_SIZE, MEMTXATTRS_UNSPECIFIED); 623f1ae32a1SGerd Hoffmann 624962d11e1SGerd Hoffmann intr->er_ep_idx++; 625962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 626962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 627962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 628f1ae32a1SGerd Hoffmann } 629f1ae32a1SGerd Hoffmann } 630f1ae32a1SGerd Hoffmann 631962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 632f1ae32a1SGerd Hoffmann { 6332d1de850SGerd Hoffmann XHCIInterrupter *intr; 63459a70ccdSDavid Gibson dma_addr_t erdp; 635f1ae32a1SGerd Hoffmann unsigned int dp_idx; 636f1ae32a1SGerd Hoffmann 63791062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 63891062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 6392d1de850SGerd Hoffmann return; 6402d1de850SGerd Hoffmann } 6412d1de850SGerd Hoffmann intr = &xhci->intr[v]; 6422d1de850SGerd Hoffmann 643962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 644962d11e1SGerd Hoffmann if (erdp < intr->er_start || 645962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 646d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 647d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 648962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 649f1ae32a1SGerd Hoffmann xhci_die(xhci); 650f1ae32a1SGerd Hoffmann return; 651f1ae32a1SGerd Hoffmann } 652f1ae32a1SGerd Hoffmann 653962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 654962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 655f1ae32a1SGerd Hoffmann 656898248a3SGerd Hoffmann if ((intr->er_ep_idx + 2) % intr->er_size == dp_idx) { 657898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, send ring full error\n", v); 658f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 659898248a3SGerd Hoffmann xhci_write_event(xhci, &full, v); 660898248a3SGerd Hoffmann } else if ((intr->er_ep_idx + 1) % intr->er_size == dp_idx) { 661898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, drop event\n", v); 662f1ae32a1SGerd Hoffmann } else { 663962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 664f1ae32a1SGerd Hoffmann } 665f1ae32a1SGerd Hoffmann 666962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 667f1ae32a1SGerd Hoffmann } 668f1ae32a1SGerd Hoffmann 669f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 67059a70ccdSDavid Gibson dma_addr_t base) 671f1ae32a1SGerd Hoffmann { 672f1ae32a1SGerd Hoffmann ring->dequeue = base; 673f1ae32a1SGerd Hoffmann ring->ccs = 1; 674f1ae32a1SGerd Hoffmann } 675f1ae32a1SGerd Hoffmann 676f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 67759a70ccdSDavid Gibson dma_addr_t *addr) 678f1ae32a1SGerd Hoffmann { 67905f43d44SGerd Hoffmann uint32_t link_cnt = 0; 6809b7d3334SAndreas Färber 681f1ae32a1SGerd Hoffmann while (1) { 682f1ae32a1SGerd Hoffmann TRBType type; 683ba06fe8aSPhilippe Mathieu-Daudé dma_memory_read(xhci->as, ring->dequeue, trb, TRB_SIZE, 684ba06fe8aSPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 685f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 686f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 687f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 688f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 689f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 690f1ae32a1SGerd Hoffmann 6910703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 6920703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 693f1ae32a1SGerd Hoffmann 694f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 695f1ae32a1SGerd Hoffmann return 0; 696f1ae32a1SGerd Hoffmann } 697f1ae32a1SGerd Hoffmann 698f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 699f1ae32a1SGerd Hoffmann 700f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 701f1ae32a1SGerd Hoffmann if (addr) { 702f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 703f1ae32a1SGerd Hoffmann } 704f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 705f1ae32a1SGerd Hoffmann return type; 706f1ae32a1SGerd Hoffmann } else { 70705f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 708f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("trb-link"); 70905f43d44SGerd Hoffmann return 0; 71005f43d44SGerd Hoffmann } 711f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 712f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 713f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 714f1ae32a1SGerd Hoffmann } 715f1ae32a1SGerd Hoffmann } 716f1ae32a1SGerd Hoffmann } 717f1ae32a1SGerd Hoffmann } 718f1ae32a1SGerd Hoffmann 719f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 720f1ae32a1SGerd Hoffmann { 721f1ae32a1SGerd Hoffmann XHCITRB trb; 722f1ae32a1SGerd Hoffmann int length = 0; 72359a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 724f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 725f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 726f1ae32a1SGerd Hoffmann bool control_td_set = 0; 72705f43d44SGerd Hoffmann uint32_t link_cnt = 0; 728f1ae32a1SGerd Hoffmann 729*effaf5a2SThomas Huth do { 730f1ae32a1SGerd Hoffmann TRBType type; 731*effaf5a2SThomas Huth if (dma_memory_read(xhci->as, dequeue, &trb, TRB_SIZE, 732*effaf5a2SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 733*effaf5a2SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 734*effaf5a2SThomas Huth __func__); 735*effaf5a2SThomas Huth return -1; 736*effaf5a2SThomas Huth } 737f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 738f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 739f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 740f1ae32a1SGerd Hoffmann 741f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 742f1ae32a1SGerd Hoffmann return -length; 743f1ae32a1SGerd Hoffmann } 744f1ae32a1SGerd Hoffmann 745f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 746f1ae32a1SGerd Hoffmann 747f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 74805f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 74905f43d44SGerd Hoffmann return -length; 75005f43d44SGerd Hoffmann } 751f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 752f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 753f1ae32a1SGerd Hoffmann ccs = !ccs; 754f1ae32a1SGerd Hoffmann } 755f1ae32a1SGerd Hoffmann continue; 756f1ae32a1SGerd Hoffmann } 757f1ae32a1SGerd Hoffmann 758f1ae32a1SGerd Hoffmann length += 1; 759f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 760f1ae32a1SGerd Hoffmann 761f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 762f1ae32a1SGerd Hoffmann control_td_set = 1; 763f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 764f1ae32a1SGerd Hoffmann control_td_set = 0; 765f1ae32a1SGerd Hoffmann } 766f1ae32a1SGerd Hoffmann 767f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 768f1ae32a1SGerd Hoffmann return length; 769f1ae32a1SGerd Hoffmann } 770*effaf5a2SThomas Huth 771*effaf5a2SThomas Huth /* 772*effaf5a2SThomas Huth * According to the xHCI spec, Transfer Ring segments should have 773*effaf5a2SThomas Huth * a maximum size of 64 kB (see chapter "6 Data Structures") 774*effaf5a2SThomas Huth */ 775*effaf5a2SThomas Huth } while (length < TRB_LINK_LIMIT * 65536 / TRB_SIZE); 776*effaf5a2SThomas Huth 777*effaf5a2SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: exceeded maximum tranfer ring size!\n", 778*effaf5a2SThomas Huth __func__); 779*effaf5a2SThomas Huth 780*effaf5a2SThomas Huth return -1; 781f1ae32a1SGerd Hoffmann } 782f1ae32a1SGerd Hoffmann 783962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 784f1ae32a1SGerd Hoffmann { 785962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 786f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 7876100dda7SAlexey Kardashevskiy dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 788f1ae32a1SGerd Hoffmann 7896100dda7SAlexey Kardashevskiy if (intr->erstsz == 0 || erstba == 0) { 790e099ad4bSGerd Hoffmann /* disabled */ 791e099ad4bSGerd Hoffmann intr->er_start = 0; 792e099ad4bSGerd Hoffmann intr->er_size = 0; 793e099ad4bSGerd Hoffmann return; 794e099ad4bSGerd Hoffmann } 795f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 796962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 797d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 798f1ae32a1SGerd Hoffmann xhci_die(xhci); 799f1ae32a1SGerd Hoffmann return; 800f1ae32a1SGerd Hoffmann } 801ba06fe8aSPhilippe Mathieu-Daudé dma_memory_read(xhci->as, erstba, &seg, sizeof(seg), 802ba06fe8aSPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 803f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 804f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 805f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 806f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 807d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 808f1ae32a1SGerd Hoffmann xhci_die(xhci); 809f1ae32a1SGerd Hoffmann return; 810f1ae32a1SGerd Hoffmann } 811962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 812962d11e1SGerd Hoffmann intr->er_size = seg.size; 813f1ae32a1SGerd Hoffmann 814962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 815962d11e1SGerd Hoffmann intr->er_pcs = 1; 816f1ae32a1SGerd Hoffmann 817962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 818962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 819f1ae32a1SGerd Hoffmann } 820f1ae32a1SGerd Hoffmann 821f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 822f1ae32a1SGerd Hoffmann { 823fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 824f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 825bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 826f1ae32a1SGerd Hoffmann } 827f1ae32a1SGerd Hoffmann 828f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 829f1ae32a1SGerd Hoffmann { 830fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 831f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 832f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 833f1ae32a1SGerd Hoffmann } 834f1ae32a1SGerd Hoffmann 835024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 836024426acSGerd Hoffmann dma_addr_t base) 837024426acSGerd Hoffmann { 838024426acSGerd Hoffmann XHCIStreamContext *stctx; 839024426acSGerd Hoffmann unsigned int i; 840024426acSGerd Hoffmann 841024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 842024426acSGerd Hoffmann for (i = 0; i < count; i++) { 843024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 844024426acSGerd Hoffmann stctx[i].sct = -1; 845024426acSGerd Hoffmann } 846024426acSGerd Hoffmann return stctx; 847024426acSGerd Hoffmann } 848024426acSGerd Hoffmann 849024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 850024426acSGerd Hoffmann { 851024426acSGerd Hoffmann unsigned int i; 852024426acSGerd Hoffmann 853024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 854024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 855024426acSGerd Hoffmann } 856024426acSGerd Hoffmann } 857024426acSGerd Hoffmann 858024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 859024426acSGerd Hoffmann { 860024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 861f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 862024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 863024426acSGerd Hoffmann } 864024426acSGerd Hoffmann 865024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 866024426acSGerd Hoffmann { 867024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 868024426acSGerd Hoffmann 869024426acSGerd Hoffmann g_free(epctx->pstreams); 870024426acSGerd Hoffmann epctx->pstreams = NULL; 871024426acSGerd Hoffmann epctx->nr_pstreams = 0; 872024426acSGerd Hoffmann } 873024426acSGerd Hoffmann 87472391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 87572391da5SHans de Goede unsigned int slotid, 87672391da5SHans de Goede uint32_t epmask, 87772391da5SHans de Goede XHCIEPContext **epctxs, 87872391da5SHans de Goede USBEndpoint **eps) 87972391da5SHans de Goede { 88072391da5SHans de Goede XHCISlot *slot; 88172391da5SHans de Goede XHCIEPContext *epctx; 88272391da5SHans de Goede USBEndpoint *ep; 88372391da5SHans de Goede int i, j; 88472391da5SHans de Goede 88572391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 88672391da5SHans de Goede 88772391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 88872391da5SHans de Goede 88972391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 8903d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 89172391da5SHans de Goede continue; 89272391da5SHans de Goede } 89372391da5SHans de Goede 89472391da5SHans de Goede epctx = slot->eps[i - 1]; 895070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 89672391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 89772391da5SHans de Goede continue; 89872391da5SHans de Goede } 89972391da5SHans de Goede 90072391da5SHans de Goede if (epctxs) { 90172391da5SHans de Goede epctxs[j] = epctx; 90272391da5SHans de Goede } 90372391da5SHans de Goede eps[j++] = ep; 90472391da5SHans de Goede } 90572391da5SHans de Goede return j; 90672391da5SHans de Goede } 90772391da5SHans de Goede 90872391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 90972391da5SHans de Goede uint32_t epmask) 91072391da5SHans de Goede { 91172391da5SHans de Goede USBEndpoint *eps[30]; 91272391da5SHans de Goede int nr_eps; 91372391da5SHans de Goede 91472391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 91572391da5SHans de Goede if (nr_eps) { 91672391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 91772391da5SHans de Goede } 91872391da5SHans de Goede } 91972391da5SHans de Goede 92072391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 92172391da5SHans de Goede uint32_t epmask) 92272391da5SHans de Goede { 92372391da5SHans de Goede XHCIEPContext *epctxs[30]; 92472391da5SHans de Goede USBEndpoint *eps[30]; 92572391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 92672391da5SHans de Goede 92772391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 92872391da5SHans de Goede eps); 92972391da5SHans de Goede if (nr_eps == 0) { 93072391da5SHans de Goede return CC_SUCCESS; 93172391da5SHans de Goede } 93272391da5SHans de Goede 93372391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 93472391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 93572391da5SHans de Goede 93672391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 93772391da5SHans de Goede /* 93872391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 93972391da5SHans de Goede * to come up with another solution, ie group identical endpoints 94072391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 94172391da5SHans de Goede */ 94272391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 94372391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 94472391da5SHans de Goede return CC_RESOURCE_ERROR; 94572391da5SHans de Goede } 94672391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 94772391da5SHans de Goede FIXME("device streams config not identical for all eps"); 94872391da5SHans de Goede return CC_RESOURCE_ERROR; 94972391da5SHans de Goede } 95072391da5SHans de Goede } 95172391da5SHans de Goede 95272391da5SHans de Goede /* 95372391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 95472391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 95572391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 95672391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 95772391da5SHans de Goede * 95872391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 95972391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 96072391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 96172391da5SHans de Goede * the device can handle. 96272391da5SHans de Goede * 96372391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 96472391da5SHans de Goede * can handle. 96572391da5SHans de Goede */ 96672391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 96772391da5SHans de Goede req_nr_streams = dev_max_streams; 96872391da5SHans de Goede } 96972391da5SHans de Goede 97072391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 97172391da5SHans de Goede if (r != 0) { 972d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 97372391da5SHans de Goede return CC_RESOURCE_ERROR; 97472391da5SHans de Goede } 97572391da5SHans de Goede 97672391da5SHans de Goede return CC_SUCCESS; 97772391da5SHans de Goede } 97872391da5SHans de Goede 979024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 980024426acSGerd Hoffmann unsigned int streamid, 981024426acSGerd Hoffmann uint32_t *cc_error) 982024426acSGerd Hoffmann { 983024426acSGerd Hoffmann XHCIStreamContext *sctx; 984024426acSGerd Hoffmann dma_addr_t base; 985024426acSGerd Hoffmann uint32_t ctx[2], sct; 986024426acSGerd Hoffmann 987024426acSGerd Hoffmann assert(streamid != 0); 988024426acSGerd Hoffmann if (epctx->lsa) { 989024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 990024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 991024426acSGerd Hoffmann return NULL; 992024426acSGerd Hoffmann } 993024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 994024426acSGerd Hoffmann } else { 995024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 996024426acSGerd Hoffmann } 997024426acSGerd Hoffmann 998024426acSGerd Hoffmann if (sctx->sct == -1) { 999024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1000024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1001024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1002024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1003024426acSGerd Hoffmann return NULL; 1004024426acSGerd Hoffmann } 1005024426acSGerd Hoffmann sctx->sct = sct; 1006024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1007024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1008024426acSGerd Hoffmann } 1009024426acSGerd Hoffmann return sctx; 1010024426acSGerd Hoffmann } 1011024426acSGerd Hoffmann 1012f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1013024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1014f1ae32a1SGerd Hoffmann { 1015c90daa1cSHans de Goede XHCIRing *ring = NULL; 1016f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1017024426acSGerd Hoffmann uint32_t ctx2[2]; 1018f1ae32a1SGerd Hoffmann 1019616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1020f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1021f1ae32a1SGerd Hoffmann ctx[0] |= state; 1022024426acSGerd Hoffmann 1023024426acSGerd Hoffmann /* update ring dequeue ptr */ 1024024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1025024426acSGerd Hoffmann if (sctx != NULL) { 1026c90daa1cSHans de Goede ring = &sctx->ring; 1027024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1028024426acSGerd Hoffmann ctx2[0] &= 0xe; 1029024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1030024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1031024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1032024426acSGerd Hoffmann } 1033024426acSGerd Hoffmann } else { 1034c90daa1cSHans de Goede ring = &epctx->ring; 1035c90daa1cSHans de Goede } 1036c90daa1cSHans de Goede if (ring) { 1037c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1038c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1039c90daa1cSHans de Goede 104059a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1041f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1042024426acSGerd Hoffmann } 1043024426acSGerd Hoffmann 1044616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 10451c82392aSGerd Hoffmann if (epctx->state != state) { 10461c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 10471c82392aSGerd Hoffmann ep_state_name(epctx->state), 10481c82392aSGerd Hoffmann ep_state_name(state)); 10491c82392aSGerd Hoffmann } 1050f1ae32a1SGerd Hoffmann epctx->state = state; 1051f1ae32a1SGerd Hoffmann } 1052f1ae32a1SGerd Hoffmann 10533d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 10543d139684SGerd Hoffmann { 10553d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 10563a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, 0); 10573d139684SGerd Hoffmann } 10583d139684SGerd Hoffmann 1059492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1060492b21f6SGerd Hoffmann unsigned int slotid, 1061492b21f6SGerd Hoffmann unsigned int epid) 1062492b21f6SGerd Hoffmann { 1063492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1064492b21f6SGerd Hoffmann 1065492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1066492b21f6SGerd Hoffmann epctx->xhci = xhci; 1067492b21f6SGerd Hoffmann epctx->slotid = slotid; 1068492b21f6SGerd Hoffmann epctx->epid = epid; 1069492b21f6SGerd Hoffmann 107094b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1071bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1072492b21f6SGerd Hoffmann 1073492b21f6SGerd Hoffmann return epctx; 1074492b21f6SGerd Hoffmann } 1075492b21f6SGerd Hoffmann 1076003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1077003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1078f1ae32a1SGerd Hoffmann { 107959a70ccdSDavid Gibson dma_addr_t dequeue; 1080f1ae32a1SGerd Hoffmann 1081f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1082f1ae32a1SGerd Hoffmann 1083f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1084f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1085f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1086f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 10872aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1088024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1089024426acSGerd Hoffmann if (epctx->max_pstreams) { 1090024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1091024426acSGerd Hoffmann } else { 1092003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1093024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1094024426acSGerd Hoffmann } 1095f1ae32a1SGerd Hoffmann 1096ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1097003e15a1SGerd Hoffmann } 1098003e15a1SGerd Hoffmann 1099003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1100003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1101003e15a1SGerd Hoffmann uint32_t *ctx) 1102003e15a1SGerd Hoffmann { 1103003e15a1SGerd Hoffmann XHCISlot *slot; 1104003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1105003e15a1SGerd Hoffmann 1106003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1107003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1108003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1109003e15a1SGerd Hoffmann 1110003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1111003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1112003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1113003e15a1SGerd Hoffmann } 1114003e15a1SGerd Hoffmann 1115003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1116003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1117003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1118003e15a1SGerd Hoffmann 11198c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 11208c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 11218c244210SGonglei 11223d139684SGerd Hoffmann epctx->mfindex_last = 0; 11233d139684SGerd Hoffmann 1124f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1125f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1126f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1127f1ae32a1SGerd Hoffmann 1128f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1129f1ae32a1SGerd Hoffmann } 1130f1ae32a1SGerd Hoffmann 113194b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 113294b037f2SGerd Hoffmann uint32_t length) 113394b037f2SGerd Hoffmann { 113494b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 113594b037f2SGerd Hoffmann XHCITransfer *xfer; 113694b037f2SGerd Hoffmann 113794b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 113894b037f2SGerd Hoffmann return NULL; 113994b037f2SGerd Hoffmann } 114094b037f2SGerd Hoffmann 114194b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 114294b037f2SGerd Hoffmann xfer->epctx = epctx; 114394b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 114494b037f2SGerd Hoffmann xfer->trb_count = length; 114594b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 114694b037f2SGerd Hoffmann 114794b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 114894b037f2SGerd Hoffmann epctx->xfer_count++; 114994b037f2SGerd Hoffmann 115094b037f2SGerd Hoffmann return xfer; 115194b037f2SGerd Hoffmann } 115294b037f2SGerd Hoffmann 115394b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 115494b037f2SGerd Hoffmann { 115594b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 115694b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 115794b037f2SGerd Hoffmann 115894b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 115994b037f2SGerd Hoffmann g_free(xfer->trbs); 116094b037f2SGerd Hoffmann g_free(xfer); 116194b037f2SGerd Hoffmann } 116294b037f2SGerd Hoffmann 1163582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 11643151f209SHans de Goede { 11653151f209SHans de Goede int killed = 0; 11663151f209SHans de Goede 1167582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1168582d6f4aSHans de Goede t->status = report; 1169582d6f4aSHans de Goede xhci_xfer_report(t); 1170582d6f4aSHans de Goede } 1171582d6f4aSHans de Goede 11723151f209SHans de Goede if (t->running_async) { 11733151f209SHans de Goede usb_cancel_packet(&t->packet); 11743151f209SHans de Goede t->running_async = 0; 11753151f209SHans de Goede killed = 1; 11763151f209SHans de Goede } 11773151f209SHans de Goede if (t->running_retry) { 11785612564eSGerd Hoffmann if (t->epctx) { 11795612564eSGerd Hoffmann t->epctx->retry = NULL; 11805612564eSGerd Hoffmann timer_del(t->epctx->kick_timer); 11813151f209SHans de Goede } 11823151f209SHans de Goede t->running_retry = 0; 1183582d6f4aSHans de Goede killed = 1; 11843151f209SHans de Goede } 11853151f209SHans de Goede g_free(t->trbs); 11863151f209SHans de Goede 11873151f209SHans de Goede t->trbs = NULL; 118894b037f2SGerd Hoffmann t->trb_count = 0; 11893151f209SHans de Goede 11903151f209SHans de Goede return killed; 11913151f209SHans de Goede } 11923151f209SHans de Goede 1193f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1194582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1195f1ae32a1SGerd Hoffmann { 1196f1ae32a1SGerd Hoffmann XHCISlot *slot; 1197f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 119894b037f2SGerd Hoffmann XHCITransfer *xfer; 119994b037f2SGerd Hoffmann int killed = 0; 1200f79738b0SHans de Goede USBEndpoint *ep = NULL; 120191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1202f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1203f1ae32a1SGerd Hoffmann 1204f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1205f1ae32a1SGerd Hoffmann 1206f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1207f1ae32a1SGerd Hoffmann 1208f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1209f1ae32a1SGerd Hoffmann return 0; 1210f1ae32a1SGerd Hoffmann } 1211f1ae32a1SGerd Hoffmann 1212f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1213f1ae32a1SGerd Hoffmann 121494b037f2SGerd Hoffmann for (;;) { 121594b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 121694b037f2SGerd Hoffmann if (xfer == NULL) { 121794b037f2SGerd Hoffmann break; 121894b037f2SGerd Hoffmann } 121994b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1220582d6f4aSHans de Goede if (killed) { 1221582d6f4aSHans de Goede report = 0; /* Only report once */ 1222582d6f4aSHans de Goede } 122394b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1224f1ae32a1SGerd Hoffmann } 1225518ad5f2SHans de Goede 1226070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 1227f79738b0SHans de Goede if (ep) { 1228f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1229f79738b0SHans de Goede } 1230f1ae32a1SGerd Hoffmann return killed; 1231f1ae32a1SGerd Hoffmann } 1232f1ae32a1SGerd Hoffmann 1233f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1234f1ae32a1SGerd Hoffmann unsigned int epid) 1235f1ae32a1SGerd Hoffmann { 1236f1ae32a1SGerd Hoffmann XHCISlot *slot; 1237f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1238f1ae32a1SGerd Hoffmann 1239c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 124091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1241f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1242f1ae32a1SGerd Hoffmann 1243f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1244f1ae32a1SGerd Hoffmann 1245f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1246f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1247f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1248f1ae32a1SGerd Hoffmann } 1249f1ae32a1SGerd Hoffmann 1250582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1251f1ae32a1SGerd Hoffmann 1252f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1253f1ae32a1SGerd Hoffmann 1254024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1255024426acSGerd Hoffmann xhci_free_streams(epctx); 1256024426acSGerd Hoffmann } 1257024426acSGerd Hoffmann 1258491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1259491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1260024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1261491d68d9SRoman Kagan } 1262f1ae32a1SGerd Hoffmann 1263bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1264f1ae32a1SGerd Hoffmann g_free(epctx); 1265f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1266f1ae32a1SGerd Hoffmann 1267f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1268f1ae32a1SGerd Hoffmann } 1269f1ae32a1SGerd Hoffmann 1270f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1271f1ae32a1SGerd Hoffmann unsigned int epid) 1272f1ae32a1SGerd Hoffmann { 1273f1ae32a1SGerd Hoffmann XHCISlot *slot; 1274f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1275f1ae32a1SGerd Hoffmann 1276c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 127791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1278f1ae32a1SGerd Hoffmann 1279f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1280d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1281f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1282f1ae32a1SGerd Hoffmann } 1283f1ae32a1SGerd Hoffmann 1284f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1285f1ae32a1SGerd Hoffmann 1286f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1287f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1288f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1289f1ae32a1SGerd Hoffmann } 1290f1ae32a1SGerd Hoffmann 1291582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1292d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1293f1ae32a1SGerd Hoffmann "data might be lost\n"); 1294f1ae32a1SGerd Hoffmann } 1295f1ae32a1SGerd Hoffmann 1296f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1297f1ae32a1SGerd Hoffmann 1298024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1299024426acSGerd Hoffmann 1300024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1301024426acSGerd Hoffmann xhci_reset_streams(epctx); 1302024426acSGerd Hoffmann } 1303f1ae32a1SGerd Hoffmann 1304f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1305f1ae32a1SGerd Hoffmann } 1306f1ae32a1SGerd Hoffmann 1307f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1308f1ae32a1SGerd Hoffmann unsigned int epid) 1309f1ae32a1SGerd Hoffmann { 1310f1ae32a1SGerd Hoffmann XHCISlot *slot; 1311f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1312f1ae32a1SGerd Hoffmann 1313c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 131491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1315f1ae32a1SGerd Hoffmann 1316f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1317d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1318f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1319f1ae32a1SGerd Hoffmann } 1320f1ae32a1SGerd Hoffmann 1321f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1322f1ae32a1SGerd Hoffmann 1323f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1324f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1325f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1326f1ae32a1SGerd Hoffmann } 1327f1ae32a1SGerd Hoffmann 1328f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1329f1ae32a1SGerd Hoffmann 1330f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1331d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1332f1ae32a1SGerd Hoffmann epid, epctx->state); 1333f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1334f1ae32a1SGerd Hoffmann } 1335f1ae32a1SGerd Hoffmann 1336582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1337d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1338f1ae32a1SGerd Hoffmann "data might be lost\n"); 1339f1ae32a1SGerd Hoffmann } 1340f1ae32a1SGerd Hoffmann 134175cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1342de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1343de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1344f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1345f1ae32a1SGerd Hoffmann } 1346f1ae32a1SGerd Hoffmann 1347024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1348024426acSGerd Hoffmann 1349024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1350024426acSGerd Hoffmann xhci_reset_streams(epctx); 1351024426acSGerd Hoffmann } 1352f1ae32a1SGerd Hoffmann 1353f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1354f1ae32a1SGerd Hoffmann } 1355f1ae32a1SGerd Hoffmann 1356f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1357024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1358024426acSGerd Hoffmann uint64_t pdequeue) 1359f1ae32a1SGerd Hoffmann { 1360f1ae32a1SGerd Hoffmann XHCISlot *slot; 1361f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1362024426acSGerd Hoffmann XHCIStreamContext *sctx; 136359a70ccdSDavid Gibson dma_addr_t dequeue; 1364f1ae32a1SGerd Hoffmann 136591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1366f1ae32a1SGerd Hoffmann 1367f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1368d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1369f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1370f1ae32a1SGerd Hoffmann } 1371f1ae32a1SGerd Hoffmann 1372024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1373f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1374f1ae32a1SGerd Hoffmann 1375f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1376f1ae32a1SGerd Hoffmann 1377f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1378f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1379f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1380f1ae32a1SGerd Hoffmann } 1381f1ae32a1SGerd Hoffmann 1382f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1383f1ae32a1SGerd Hoffmann 1384f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1385d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1386f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1387f1ae32a1SGerd Hoffmann } 1388f1ae32a1SGerd Hoffmann 1389024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1390024426acSGerd Hoffmann uint32_t err; 1391024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1392024426acSGerd Hoffmann if (sctx == NULL) { 1393024426acSGerd Hoffmann return err; 1394024426acSGerd Hoffmann } 1395024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1396024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1397024426acSGerd Hoffmann } else { 1398024426acSGerd Hoffmann sctx = NULL; 1399f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1400f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1401024426acSGerd Hoffmann } 1402f1ae32a1SGerd Hoffmann 1403024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1404f1ae32a1SGerd Hoffmann 1405f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1406f1ae32a1SGerd Hoffmann } 1407f1ae32a1SGerd Hoffmann 1408a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1409f1ae32a1SGerd Hoffmann { 14105612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1411d5a15814SGerd Hoffmann int i; 1412f1ae32a1SGerd Hoffmann 1413a6fb2ddbSHans de Goede xfer->int_req = false; 1414a5317074SSai Pavan Boddu qemu_sglist_init(&xfer->sgl, DEVICE(xhci), xfer->trb_count, xhci->as); 1415f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1416f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 141759a70ccdSDavid Gibson dma_addr_t addr; 1418f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1419f1ae32a1SGerd Hoffmann 1420a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1421a6fb2ddbSHans de Goede xfer->int_req = true; 1422a6fb2ddbSHans de Goede } 1423a6fb2ddbSHans de Goede 1424f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1425f1ae32a1SGerd Hoffmann case TR_DATA: 1426f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1427d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1428d5a15814SGerd Hoffmann goto err; 1429f1ae32a1SGerd Hoffmann } 1430f1ae32a1SGerd Hoffmann /* fallthrough */ 1431f1ae32a1SGerd Hoffmann case TR_NORMAL: 1432f1ae32a1SGerd Hoffmann case TR_ISOCH: 1433f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1434f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1435f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1436f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1437d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1438d5a15814SGerd Hoffmann goto err; 1439d5a15814SGerd Hoffmann } 1440d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1441d5a15814SGerd Hoffmann } else { 1442d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1443d5a15814SGerd Hoffmann } 1444d5a15814SGerd Hoffmann break; 1445d5a15814SGerd Hoffmann } 1446d5a15814SGerd Hoffmann } 1447d5a15814SGerd Hoffmann 1448d5a15814SGerd Hoffmann return 0; 1449d5a15814SGerd Hoffmann 1450d5a15814SGerd Hoffmann err: 1451d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1452f1ae32a1SGerd Hoffmann xhci_die(xhci); 1453d5a15814SGerd Hoffmann return -1; 1454f1ae32a1SGerd Hoffmann } 1455d5a15814SGerd Hoffmann 1456d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1457d5a15814SGerd Hoffmann { 1458d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1459d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1460f1ae32a1SGerd Hoffmann } 1461d5a15814SGerd Hoffmann 1462d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1463d5a15814SGerd Hoffmann { 1464d5a15814SGerd Hoffmann uint32_t edtla = 0; 1465d5a15814SGerd Hoffmann unsigned int left; 1466d5a15814SGerd Hoffmann bool reported = 0; 1467d5a15814SGerd Hoffmann bool shortpkt = 0; 1468d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 14695612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1470f1ae32a1SGerd Hoffmann int i; 1471d5a15814SGerd Hoffmann 14729b8251c5SHans de Goede left = xfer->packet.actual_length; 1473d5a15814SGerd Hoffmann 1474d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1475d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1476d5a15814SGerd Hoffmann unsigned int chunk = 0; 1477d5a15814SGerd Hoffmann 1478d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1479b66ad1f1SHans Petter Selasky case TR_SETUP: 1480b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1481b66ad1f1SHans Petter Selasky if (chunk > 8) { 1482b66ad1f1SHans Petter Selasky chunk = 8; 1483b66ad1f1SHans Petter Selasky } 1484b66ad1f1SHans Petter Selasky break; 1485d5a15814SGerd Hoffmann case TR_DATA: 1486d5a15814SGerd Hoffmann case TR_NORMAL: 1487d5a15814SGerd Hoffmann case TR_ISOCH: 1488d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1489d5a15814SGerd Hoffmann if (chunk > left) { 1490d5a15814SGerd Hoffmann chunk = left; 1491d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1492d5a15814SGerd Hoffmann shortpkt = 1; 1493f1ae32a1SGerd Hoffmann } 1494f1ae32a1SGerd Hoffmann } 1495f1ae32a1SGerd Hoffmann left -= chunk; 1496f1ae32a1SGerd Hoffmann edtla += chunk; 1497f1ae32a1SGerd Hoffmann break; 1498f1ae32a1SGerd Hoffmann case TR_STATUS: 1499f1ae32a1SGerd Hoffmann reported = 0; 1500f1ae32a1SGerd Hoffmann shortpkt = 0; 1501f1ae32a1SGerd Hoffmann break; 1502f1ae32a1SGerd Hoffmann } 1503f1ae32a1SGerd Hoffmann 150488dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 150588dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 150688dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1507d6fcb293SGerd Hoffmann event.slotid = xfer->epctx->slotid; 1508d6fcb293SGerd Hoffmann event.epid = xfer->epctx->epid; 1509f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1510f1ae32a1SGerd Hoffmann event.flags = 0; 1511f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1512f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1513f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1514f1ae32a1SGerd Hoffmann } else { 1515f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1516f1ae32a1SGerd Hoffmann } 1517f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1518f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1519f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1520f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1521f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1522f1ae32a1SGerd Hoffmann edtla = 0; 1523f1ae32a1SGerd Hoffmann } 15242d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1525f1ae32a1SGerd Hoffmann reported = 1; 1526d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1527d5a15814SGerd Hoffmann return; 1528f1ae32a1SGerd Hoffmann } 1529f1ae32a1SGerd Hoffmann } 1530df0f1692SGerd Hoffmann 1531df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1532df0f1692SGerd Hoffmann case TR_SETUP: 1533df0f1692SGerd Hoffmann reported = 0; 1534df0f1692SGerd Hoffmann shortpkt = 0; 1535df0f1692SGerd Hoffmann break; 1536df0f1692SGerd Hoffmann } 1537df0f1692SGerd Hoffmann 1538d5a15814SGerd Hoffmann } 1539f1ae32a1SGerd Hoffmann } 1540f1ae32a1SGerd Hoffmann 1541f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1542f1ae32a1SGerd Hoffmann { 15435612564eSGerd Hoffmann XHCIEPContext *epctx = xfer->epctx; 15445612564eSGerd Hoffmann XHCIState *xhci = epctx->xhci; 1545024426acSGerd Hoffmann uint32_t err; 1546024426acSGerd Hoffmann XHCIStreamContext *sctx; 1547f1ae32a1SGerd Hoffmann 1548a587c832SYuri Benditovich if (epctx->type == ET_ISO_IN || epctx->type == ET_ISO_OUT) { 1549a587c832SYuri Benditovich /* never halt isoch endpoints, 4.10.2 */ 1550a587c832SYuri Benditovich return; 1551a587c832SYuri Benditovich } 1552a587c832SYuri Benditovich 1553024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1554024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1555024426acSGerd Hoffmann if (sctx == NULL) { 1556024426acSGerd Hoffmann return; 1557024426acSGerd Hoffmann } 1558024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1559024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1560024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1561024426acSGerd Hoffmann } else { 1562f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1563f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1564024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1565024426acSGerd Hoffmann } 1566f1ae32a1SGerd Hoffmann } 1567f1ae32a1SGerd Hoffmann 15685c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 15695c08106fSGerd Hoffmann { 1570f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1571f1ae32a1SGerd Hoffmann int dir; 1572f1ae32a1SGerd Hoffmann 1573f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 15745c08106fSGerd Hoffmann 15755c08106fSGerd Hoffmann if (xfer->packet.ep) { 15765c08106fSGerd Hoffmann ep = xfer->packet.ep; 15775c08106fSGerd Hoffmann } else { 1578070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(xfer->epctx); 1579518ad5f2SHans de Goede if (!ep) { 1580d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1581ee56264aSLadi Prosek xfer->epctx->slotid); 15825c08106fSGerd Hoffmann return -1; 15835c08106fSGerd Hoffmann } 15845c08106fSGerd Hoffmann } 15855c08106fSGerd Hoffmann 1586a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1587024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 15888550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 158921bc3152SLi Qiang if (usb_packet_map(&xfer->packet, &xfer->sgl)) { 159021bc3152SLi Qiang qemu_sglist_destroy(&xfer->sgl); 159121bc3152SLi Qiang return -1; 159221bc3152SLi Qiang } 1593f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1594518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1595f1ae32a1SGerd Hoffmann return 0; 1596f1ae32a1SGerd Hoffmann } 1597f1ae32a1SGerd Hoffmann 159813e8ff7aSGerd Hoffmann static int xhci_try_complete_packet(XHCITransfer *xfer) 1599f1ae32a1SGerd Hoffmann { 16009a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 160197df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1602f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1603f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1604f1ae32a1SGerd Hoffmann xfer->complete = 0; 1605f1ae32a1SGerd Hoffmann return 0; 16069a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 160797df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1608f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1609f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1610f1ae32a1SGerd Hoffmann xfer->complete = 0; 1611f1ae32a1SGerd Hoffmann return 0; 1612f1ae32a1SGerd Hoffmann } else { 1613f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1614f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1615f1ae32a1SGerd Hoffmann xfer->complete = 1; 1616d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1617f1ae32a1SGerd Hoffmann } 1618f1ae32a1SGerd Hoffmann 16199a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 16209a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1621d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1622d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1623f1ae32a1SGerd Hoffmann return 0; 1624f1ae32a1SGerd Hoffmann } 1625f1ae32a1SGerd Hoffmann 1626f1ae32a1SGerd Hoffmann /* error */ 16279a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 16289a77a0f5SHans de Goede switch (xfer->packet.status) { 1629f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1630ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1631f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1632d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1633f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1634f1ae32a1SGerd Hoffmann break; 1635f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1636f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1637d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1638f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1639f1ae32a1SGerd Hoffmann break; 16404e906d56SGerd Hoffmann case USB_RET_BABBLE: 16414e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 16424e906d56SGerd Hoffmann xhci_xfer_report(xfer); 16434e906d56SGerd Hoffmann xhci_stall_ep(xfer); 16444e906d56SGerd Hoffmann break; 1645f1ae32a1SGerd Hoffmann default: 1646d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 16479a77a0f5SHans de Goede xfer->packet.status); 1648024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1649f1ae32a1SGerd Hoffmann } 1650f1ae32a1SGerd Hoffmann return 0; 1651f1ae32a1SGerd Hoffmann } 1652f1ae32a1SGerd Hoffmann 1653f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1654f1ae32a1SGerd Hoffmann { 1655f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1656f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1657f1ae32a1SGerd Hoffmann 1658f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1659f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1660f1ae32a1SGerd Hoffmann 1661d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1662d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 166397df650bSGerd Hoffmann 1664f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1665f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1666f1ae32a1SGerd Hoffmann trb_status--; 1667f1ae32a1SGerd Hoffmann } 1668f1ae32a1SGerd Hoffmann 1669f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1670f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1671d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1672f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1673f1ae32a1SGerd Hoffmann return -1; 1674f1ae32a1SGerd Hoffmann } 1675f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1676d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1677f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1678f1ae32a1SGerd Hoffmann return -1; 1679f1ae32a1SGerd Hoffmann } 1680f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1681d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1682f1ae32a1SGerd Hoffmann return -1; 1683f1ae32a1SGerd Hoffmann } 1684f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1685d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1686f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1687f1ae32a1SGerd Hoffmann return -1; 1688f1ae32a1SGerd Hoffmann } 1689f1ae32a1SGerd Hoffmann 1690f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1691f1ae32a1SGerd Hoffmann 1692f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1693f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 16944d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1695f1ae32a1SGerd Hoffmann 16965c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 16975c08106fSGerd Hoffmann return -1; 16985c08106fSGerd Hoffmann } 1699f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1700f1ae32a1SGerd Hoffmann 17019a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 170213e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1703f1ae32a1SGerd Hoffmann return 0; 1704f1ae32a1SGerd Hoffmann } 1705f1ae32a1SGerd Hoffmann 17064d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 17074d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17084d7a81c0SGerd Hoffmann { 17094d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 17104d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 17114d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 17124d7a81c0SGerd Hoffmann 17134d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 17144d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 17154d7a81c0SGerd Hoffmann } 17164d7a81c0SGerd Hoffmann 17173d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 17183d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17193d139684SGerd Hoffmann { 17203d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 17213d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 17223d139684SGerd Hoffmann ~(epctx->interval-1)); 17233d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 17243d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 17253d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 17263d139684SGerd Hoffmann } else { 17273d139684SGerd Hoffmann xfer->mfindex_kick = asap; 17283d139684SGerd Hoffmann } 17293d139684SGerd Hoffmann } else { 1730786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 1731786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 17323d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 1733cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 17343d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 17353d139684SGerd Hoffmann } 17363d139684SGerd Hoffmann } 17373d139684SGerd Hoffmann } 17383d139684SGerd Hoffmann 17394d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 17403d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17413d139684SGerd Hoffmann { 17423d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 1743bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 17443d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 17453d139684SGerd Hoffmann xfer->running_retry = 1; 17463d139684SGerd Hoffmann } else { 17473d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 1748bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 17493d139684SGerd Hoffmann xfer->running_retry = 0; 17503d139684SGerd Hoffmann } 17513d139684SGerd Hoffmann } 17523d139684SGerd Hoffmann 17533d139684SGerd Hoffmann 1754f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1755f1ae32a1SGerd Hoffmann { 17563d139684SGerd Hoffmann uint64_t mfindex; 1757f1ae32a1SGerd Hoffmann 1758ee56264aSLadi Prosek DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", epctx->slotid, epctx->epid); 1759f1ae32a1SGerd Hoffmann 1760f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1761f1ae32a1SGerd Hoffmann 1762f1ae32a1SGerd Hoffmann switch(epctx->type) { 1763f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1764f1ae32a1SGerd Hoffmann case ET_INTR_IN: 17654d7a81c0SGerd Hoffmann xfer->pkts = 0; 17664d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 17674d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 17684d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 17694d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 17704d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 17714d7a81c0SGerd Hoffmann if (xfer->running_retry) { 17724d7a81c0SGerd Hoffmann return -1; 17734d7a81c0SGerd Hoffmann } 17744d7a81c0SGerd Hoffmann break; 1775f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1776f1ae32a1SGerd Hoffmann case ET_BULK_IN: 17773d139684SGerd Hoffmann xfer->pkts = 0; 17783d139684SGerd Hoffmann xfer->iso_xfer = false; 17794d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1780f1ae32a1SGerd Hoffmann break; 1781f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1782f1ae32a1SGerd Hoffmann case ET_ISO_IN: 17833d139684SGerd Hoffmann xfer->pkts = 1; 17843d139684SGerd Hoffmann xfer->iso_xfer = true; 17854d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 17863d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 17873d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 17884d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 17893d139684SGerd Hoffmann if (xfer->running_retry) { 17903d139684SGerd Hoffmann return -1; 17913d139684SGerd Hoffmann } 1792f1ae32a1SGerd Hoffmann break; 1793f1ae32a1SGerd Hoffmann default: 17944f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 1795f1ae32a1SGerd Hoffmann return -1; 1796f1ae32a1SGerd Hoffmann } 1797f1ae32a1SGerd Hoffmann 17985c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17995c08106fSGerd Hoffmann return -1; 18005c08106fSGerd Hoffmann } 18019a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 180213e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1803f1ae32a1SGerd Hoffmann return 0; 1804f1ae32a1SGerd Hoffmann } 1805f1ae32a1SGerd Hoffmann 1806f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1807f1ae32a1SGerd Hoffmann { 1808d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1809d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 1810f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1811f1ae32a1SGerd Hoffmann } 1812f1ae32a1SGerd Hoffmann 1813024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 1814024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 1815f1ae32a1SGerd Hoffmann { 1816f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1817f1ae32a1SGerd Hoffmann 181891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1819f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1820f1ae32a1SGerd Hoffmann 1821f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1822d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1823f1ae32a1SGerd Hoffmann return; 1824f1ae32a1SGerd Hoffmann } 1825f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1826f1ae32a1SGerd Hoffmann if (!epctx) { 1827d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1828f1ae32a1SGerd Hoffmann epid, slotid); 1829f1ae32a1SGerd Hoffmann return; 1830f1ae32a1SGerd Hoffmann } 1831f1ae32a1SGerd Hoffmann 183296d87bddSGerd Hoffmann if (epctx->kick_active) { 183396d87bddSGerd Hoffmann return; 183496d87bddSGerd Hoffmann } 18353a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, streamid); 18363a533ee8SGerd Hoffmann } 18373a533ee8SGerd Hoffmann 1838236846a0SGerd Hoffmann static bool xhci_slot_ok(XHCIState *xhci, int slotid) 1839236846a0SGerd Hoffmann { 1840236846a0SGerd Hoffmann return (xhci->slots[slotid - 1].uport && 1841236846a0SGerd Hoffmann xhci->slots[slotid - 1].uport->dev && 1842236846a0SGerd Hoffmann xhci->slots[slotid - 1].uport->dev->attached); 1843236846a0SGerd Hoffmann } 1844236846a0SGerd Hoffmann 18453a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) 18463a533ee8SGerd Hoffmann { 18473a533ee8SGerd Hoffmann XHCIState *xhci = epctx->xhci; 1848243afe85SGerd Hoffmann XHCIStreamContext *stctx = NULL; 18493a533ee8SGerd Hoffmann XHCITransfer *xfer; 18503a533ee8SGerd Hoffmann XHCIRing *ring; 18513a533ee8SGerd Hoffmann USBEndpoint *ep = NULL; 18523a533ee8SGerd Hoffmann uint64_t mfindex; 1853f89b60f6SGerd Hoffmann unsigned int count = 0; 18543a533ee8SGerd Hoffmann int length; 18553a533ee8SGerd Hoffmann int i; 18563a533ee8SGerd Hoffmann 18573a533ee8SGerd Hoffmann trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid); 185896d87bddSGerd Hoffmann assert(!epctx->kick_active); 18593a533ee8SGerd Hoffmann 1860de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 1861de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 1862236846a0SGerd Hoffmann if (!xhci_slot_ok(xhci, epctx->slotid)) { 1863de9de157SHans de Goede return; 1864de9de157SHans de Goede } 1865de9de157SHans de Goede 1866f1ae32a1SGerd Hoffmann if (epctx->retry) { 1867f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 1868f1ae32a1SGerd Hoffmann 186997df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1870f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 18714d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 18724d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 18733d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18744d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 18753d139684SGerd Hoffmann if (xfer->running_retry) { 18763d139684SGerd Hoffmann return; 18773d139684SGerd Hoffmann } 18784d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 18794d7a81c0SGerd Hoffmann xfer->running_retry = 1; 18804d7a81c0SGerd Hoffmann } 18814d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 18824d7a81c0SGerd Hoffmann /* retry iso transfer */ 18833d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18843d139684SGerd Hoffmann return; 18853d139684SGerd Hoffmann } 18869a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 18879a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 188813e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 18893d139684SGerd Hoffmann } else { 18903d139684SGerd Hoffmann /* retry nak'ed transfer */ 18915c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18925c08106fSGerd Hoffmann return; 18935c08106fSGerd Hoffmann } 18949a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 18959a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 18967cec2ed9Sfangying xhci_xfer_unmap(xfer); 1897f1ae32a1SGerd Hoffmann return; 1898f1ae32a1SGerd Hoffmann } 189913e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 19003d139684SGerd Hoffmann } 1901f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1902f94d18d6SGerd Hoffmann if (xfer->complete) { 1903d54fddeaSGerd Hoffmann /* update ring dequeue ptr */ 1904d54fddeaSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, epctx->state); 190594b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 1906f94d18d6SGerd Hoffmann } 1907f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1908f1ae32a1SGerd Hoffmann } 1909f1ae32a1SGerd Hoffmann 1910f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1911f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1912f1ae32a1SGerd Hoffmann return; 1913f1ae32a1SGerd Hoffmann } 1914f1ae32a1SGerd Hoffmann 1915024426acSGerd Hoffmann 1916024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1917024426acSGerd Hoffmann uint32_t err; 1918024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 1919024426acSGerd Hoffmann if (stctx == NULL) { 1920024426acSGerd Hoffmann return; 1921024426acSGerd Hoffmann } 1922024426acSGerd Hoffmann ring = &stctx->ring; 1923024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 1924024426acSGerd Hoffmann } else { 1925024426acSGerd Hoffmann ring = &epctx->ring; 1926024426acSGerd Hoffmann streamid = 0; 1927024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 1928024426acSGerd Hoffmann } 192922abfc96SGerd Hoffmann if (!ring->dequeue) { 193022abfc96SGerd Hoffmann return; 193122abfc96SGerd Hoffmann } 1932f1ae32a1SGerd Hoffmann 193396d87bddSGerd Hoffmann epctx->kick_active++; 1934f1ae32a1SGerd Hoffmann while (1) { 1935024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 193694b037f2SGerd Hoffmann if (length <= 0) { 1937b4329d1aSYuri Benditovich if (epctx->type == ET_ISO_OUT || epctx->type == ET_ISO_IN) { 1938b4329d1aSYuri Benditovich /* 4.10.3.1 */ 1939b4329d1aSYuri Benditovich XHCIEvent ev = { ER_TRANSFER }; 1940b4329d1aSYuri Benditovich ev.ccode = epctx->type == ET_ISO_IN ? 1941b4329d1aSYuri Benditovich CC_RING_OVERRUN : CC_RING_UNDERRUN; 1942b4329d1aSYuri Benditovich ev.slotid = epctx->slotid; 1943b4329d1aSYuri Benditovich ev.epid = epctx->epid; 1944b4329d1aSYuri Benditovich ev.ptr = epctx->ring.dequeue; 1945b4329d1aSYuri Benditovich xhci_event(xhci, &ev, xhci->slots[epctx->slotid-1].intr); 1946b4329d1aSYuri Benditovich } 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); 19578f36ec70SGerd Hoffmann if (!type) { 19588f36ec70SGerd Hoffmann xhci_die(xhci); 19598f36ec70SGerd Hoffmann xhci_ep_free_xfer(xfer); 19608f36ec70SGerd Hoffmann epctx->kick_active--; 19618f36ec70SGerd Hoffmann return; 19628f36ec70SGerd 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 } 1971236846a0SGerd Hoffmann if (!xhci_slot_ok(xhci, epctx->slotid)) { 1972236846a0SGerd Hoffmann /* surprise removal -> stop processing */ 1973236846a0SGerd Hoffmann break; 1974236846a0SGerd Hoffmann } 197594b037f2SGerd Hoffmann if (xfer->complete) { 1976d54fddeaSGerd Hoffmann /* update ring dequeue ptr */ 1977d54fddeaSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, epctx->state); 197894b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 197994b037f2SGerd Hoffmann xfer = NULL; 19803d139684SGerd Hoffmann } 1981f1ae32a1SGerd Hoffmann 1982f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1983f1ae32a1SGerd Hoffmann break; 1984f1ae32a1SGerd Hoffmann } 198594b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 1986f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 1987f1ae32a1SGerd Hoffmann epctx->retry = xfer; 198834b9d6a1SChen Qun xhci_xfer_unmap(xfer); 1989f1ae32a1SGerd Hoffmann break; 1990f1ae32a1SGerd Hoffmann } 1991f89b60f6SGerd Hoffmann if (count++ > TRANSFER_LIMIT) { 1992f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("transfers"); 1993f89b60f6SGerd Hoffmann break; 1994f89b60f6SGerd Hoffmann } 1995f1ae32a1SGerd Hoffmann } 199696d87bddSGerd Hoffmann epctx->kick_active--; 1997518ad5f2SHans de Goede 1998070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 199936dfe324SHans de Goede if (ep) { 200036dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 200136dfe324SHans de Goede } 2002f1ae32a1SGerd Hoffmann } 2003f1ae32a1SGerd Hoffmann 2004f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2005f1ae32a1SGerd Hoffmann { 2006348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 200791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2008f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2009ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2010f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2011f1ae32a1SGerd Hoffmann 2012f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2013f1ae32a1SGerd Hoffmann } 2014f1ae32a1SGerd Hoffmann 2015f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2016f1ae32a1SGerd Hoffmann { 2017f1ae32a1SGerd Hoffmann int i; 2018f1ae32a1SGerd Hoffmann 2019348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 202091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2021f1ae32a1SGerd Hoffmann 2022f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2023f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2024f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2025f1ae32a1SGerd Hoffmann } 2026f1ae32a1SGerd Hoffmann } 2027f1ae32a1SGerd Hoffmann 2028f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 20294034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 20305c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2031b4329d1aSYuri Benditovich xhci->slots[slotid-1].intr = 0; 2032f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2033f1ae32a1SGerd Hoffmann } 2034f1ae32a1SGerd Hoffmann 2035ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2036ccaf87a0SGerd Hoffmann { 2037ccaf87a0SGerd Hoffmann USBPort *uport; 2038ccaf87a0SGerd Hoffmann char path[32]; 2039ccaf87a0SGerd Hoffmann int i, pos, port; 2040ccaf87a0SGerd Hoffmann 2041ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2042f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2043f2ad97ffSGerd Hoffmann return NULL; 2044f2ad97ffSGerd Hoffmann } 2045ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2046ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2047ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2048ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2049ccaf87a0SGerd Hoffmann if (!port) { 2050ccaf87a0SGerd Hoffmann break; 2051ccaf87a0SGerd Hoffmann } 2052ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2053ccaf87a0SGerd Hoffmann } 2054ccaf87a0SGerd Hoffmann 2055ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2056ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2057ccaf87a0SGerd Hoffmann return uport; 2058ccaf87a0SGerd Hoffmann } 2059ccaf87a0SGerd Hoffmann } 2060ccaf87a0SGerd Hoffmann return NULL; 2061ccaf87a0SGerd Hoffmann } 2062ccaf87a0SGerd Hoffmann 2063f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2064f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2065f1ae32a1SGerd Hoffmann { 2066f1ae32a1SGerd Hoffmann XHCISlot *slot; 2067ccaf87a0SGerd Hoffmann USBPort *uport; 2068f1ae32a1SGerd Hoffmann USBDevice *dev; 206959a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2070f1ae32a1SGerd Hoffmann uint64_t poctx; 2071f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2072f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2073f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2074f1ae32a1SGerd Hoffmann int i; 2075f1ae32a1SGerd Hoffmann TRBCCode res; 2076f1ae32a1SGerd Hoffmann 207791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2078f1ae32a1SGerd Hoffmann 2079f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 2080cd1db8dfSPhilippe Mathieu-Daudé ldq_le_dma(xhci->as, dcbaap + 8 * slotid, &poctx, MEMTXATTRS_UNSPECIFIED); 2081f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2082616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2083f1ae32a1SGerd Hoffmann 208459a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 208559a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2086f1ae32a1SGerd Hoffmann 2087616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2088f1ae32a1SGerd Hoffmann 2089f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2090d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2091f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2092f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2093f1ae32a1SGerd Hoffmann } 2094f1ae32a1SGerd Hoffmann 2095616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2096616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2097f1ae32a1SGerd Hoffmann 2098f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2099f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2100f1ae32a1SGerd Hoffmann 2101f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2102f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2103f1ae32a1SGerd Hoffmann 2104ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2105ccaf87a0SGerd Hoffmann if (uport == NULL) { 2106d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2107f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2108ccaf87a0SGerd Hoffmann } 210965d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2110ccaf87a0SGerd Hoffmann 2111ccaf87a0SGerd Hoffmann dev = uport->dev; 2112de9de157SHans de Goede if (!dev || !dev->attached) { 2113d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2114f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2115f1ae32a1SGerd Hoffmann } 2116f1ae32a1SGerd Hoffmann 211791062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 21180bc85da6SGerd Hoffmann if (i == slotid-1) { 21190bc85da6SGerd Hoffmann continue; 21200bc85da6SGerd Hoffmann } 2121ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2122d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2123ccaf87a0SGerd Hoffmann uport->path, i+1); 2124f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2125f1ae32a1SGerd Hoffmann } 2126f1ae32a1SGerd Hoffmann } 2127f1ae32a1SGerd Hoffmann 2128f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2129ccaf87a0SGerd Hoffmann slot->uport = uport; 2130f1ae32a1SGerd Hoffmann slot->ctx = octx; 2131b4329d1aSYuri Benditovich slot->intr = get_field(slot_ctx[2], TRB_INTR); 2132f1ae32a1SGerd Hoffmann 2133a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2134a4055d85SZhang Shuaiyi usb_device_reset(dev); 2135f1ae32a1SGerd Hoffmann if (bsr) { 2136f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2137f1ae32a1SGerd Hoffmann } else { 2138a820b575SGerd Hoffmann USBPacket p; 2139a6718874SGerd Hoffmann uint8_t buf[1]; 2140a6718874SGerd Hoffmann 2141af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2142a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2143a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2144a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 21458550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2146a820b575SGerd Hoffmann 0, false, false); 2147a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2148f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2149af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2150a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2151c9e38592SYing Fang usb_packet_cleanup(&p); 2152f1ae32a1SGerd Hoffmann } 2153f1ae32a1SGerd Hoffmann 2154f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2155f1ae32a1SGerd Hoffmann 2156f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2157f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2158f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2159f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2160f1ae32a1SGerd Hoffmann 2161616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2162616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2163f1ae32a1SGerd Hoffmann 21644034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2165f1ae32a1SGerd Hoffmann return res; 2166f1ae32a1SGerd Hoffmann } 2167f1ae32a1SGerd Hoffmann 2168f1ae32a1SGerd Hoffmann 2169f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2170f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2171f1ae32a1SGerd Hoffmann { 217259a70ccdSDavid Gibson dma_addr_t ictx, octx; 2173f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2174f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2175f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2176f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2177f1ae32a1SGerd Hoffmann int i; 2178f1ae32a1SGerd Hoffmann TRBCCode res; 2179f1ae32a1SGerd Hoffmann 2180348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 218191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2182f1ae32a1SGerd Hoffmann 2183f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2184f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2185f1ae32a1SGerd Hoffmann 218659a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 218759a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2188f1ae32a1SGerd Hoffmann 2189f1ae32a1SGerd Hoffmann if (dc) { 2190f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2191f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2192f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2193f1ae32a1SGerd Hoffmann } 2194f1ae32a1SGerd Hoffmann } 2195f1ae32a1SGerd Hoffmann 2196616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2197f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2198f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2199f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2200f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2201616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2202f1ae32a1SGerd Hoffmann 2203f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2204f1ae32a1SGerd Hoffmann } 2205f1ae32a1SGerd Hoffmann 2206616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2207f1ae32a1SGerd Hoffmann 2208f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2209d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2210f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2211f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2212f1ae32a1SGerd Hoffmann } 2213f1ae32a1SGerd Hoffmann 2214616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2215616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2216f1ae32a1SGerd Hoffmann 2217f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2218d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2219f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2220f1ae32a1SGerd Hoffmann } 2221f1ae32a1SGerd Hoffmann 222272391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 222372391da5SHans de Goede 2224f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2225f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2226f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2227f1ae32a1SGerd Hoffmann } 2228f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2229616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2230f1ae32a1SGerd Hoffmann DPRINTF("xhci: input 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]); 2233f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2234f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2235f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2236f1ae32a1SGerd Hoffmann return res; 2237f1ae32a1SGerd Hoffmann } 2238f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2239f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2240f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2241616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2242f1ae32a1SGerd Hoffmann } 2243f1ae32a1SGerd Hoffmann } 2244f1ae32a1SGerd Hoffmann 224572391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 224672391da5SHans de Goede if (res != CC_SUCCESS) { 224772391da5SHans de Goede for (i = 2; i <= 31; i++) { 22483d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 224972391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 225072391da5SHans de Goede } 225172391da5SHans de Goede } 225272391da5SHans de Goede return res; 225372391da5SHans de Goede } 225472391da5SHans de Goede 2255f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2256f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2257f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2258f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2259f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2260f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2261f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2262f1ae32a1SGerd Hoffmann 2263616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2264f1ae32a1SGerd Hoffmann 2265f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2266f1ae32a1SGerd Hoffmann } 2267f1ae32a1SGerd Hoffmann 2268f1ae32a1SGerd Hoffmann 2269f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2270f1ae32a1SGerd Hoffmann uint64_t pictx) 2271f1ae32a1SGerd Hoffmann { 227259a70ccdSDavid Gibson dma_addr_t ictx, octx; 2273f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2274f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2275f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2276f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2277f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2278f1ae32a1SGerd Hoffmann 2279348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 228091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2281f1ae32a1SGerd Hoffmann 2282f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2283f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2284f1ae32a1SGerd Hoffmann 228559a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 228659a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2287f1ae32a1SGerd Hoffmann 2288616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2289f1ae32a1SGerd Hoffmann 2290f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2291d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2292f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2293f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2294f1ae32a1SGerd Hoffmann } 2295f1ae32a1SGerd Hoffmann 2296f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2297616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2298f1ae32a1SGerd Hoffmann 2299f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2300f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2301f1ae32a1SGerd Hoffmann 2302616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2303f1ae32a1SGerd Hoffmann 2304f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2305f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2306b4329d1aSYuri Benditovich /* update interrupter target field */ 2307b4329d1aSYuri Benditovich xhci->slots[slotid-1].intr = get_field(islot_ctx[2], TRB_INTR); 2308b4329d1aSYuri Benditovich set_field(&slot_ctx[2], xhci->slots[slotid-1].intr, TRB_INTR); 2309f1ae32a1SGerd Hoffmann 2310f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2311f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2312f1ae32a1SGerd Hoffmann 2313616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2314f1ae32a1SGerd Hoffmann } 2315f1ae32a1SGerd Hoffmann 2316f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2317616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2318f1ae32a1SGerd Hoffmann 2319f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2320f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2321f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2322f1ae32a1SGerd Hoffmann 2323616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2324f1ae32a1SGerd Hoffmann 2325f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2326f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2327f1ae32a1SGerd Hoffmann 2328f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2329f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2330f1ae32a1SGerd Hoffmann 2331616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2332f1ae32a1SGerd Hoffmann } 2333f1ae32a1SGerd Hoffmann 2334f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2335f1ae32a1SGerd Hoffmann } 2336f1ae32a1SGerd Hoffmann 2337f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2338f1ae32a1SGerd Hoffmann { 2339f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 234059a70ccdSDavid Gibson dma_addr_t octx; 2341f1ae32a1SGerd Hoffmann int i; 2342f1ae32a1SGerd Hoffmann 2343348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 234491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2345f1ae32a1SGerd Hoffmann 2346f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2347f1ae32a1SGerd Hoffmann 234859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2349f1ae32a1SGerd Hoffmann 2350f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2351f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2352f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2353f1ae32a1SGerd Hoffmann } 2354f1ae32a1SGerd Hoffmann } 2355f1ae32a1SGerd Hoffmann 2356616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2357f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2358f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2359f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2360f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2361616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2362f1ae32a1SGerd Hoffmann 2363f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2364f1ae32a1SGerd Hoffmann } 2365f1ae32a1SGerd Hoffmann 2366f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2367f1ae32a1SGerd Hoffmann { 2368f1ae32a1SGerd Hoffmann unsigned int slotid; 2369f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 237091062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2371d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2372f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2373f1ae32a1SGerd Hoffmann return 0; 2374f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2375d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2376f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2377f1ae32a1SGerd Hoffmann return 0; 2378f1ae32a1SGerd Hoffmann } 2379f1ae32a1SGerd Hoffmann return slotid; 2380f1ae32a1SGerd Hoffmann } 2381f1ae32a1SGerd Hoffmann 238281251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 238381251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 238481251841SGerd Hoffmann { 23850cb41e2cSGerd Hoffmann int slot, ep; 238681251841SGerd Hoffmann 238781251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 238881251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 238981251841SGerd Hoffmann break; 239081251841SGerd Hoffmann } 239181251841SGerd Hoffmann } 239281251841SGerd Hoffmann if (slot == xhci->numslots) { 239381251841SGerd Hoffmann return; 239481251841SGerd Hoffmann } 239581251841SGerd Hoffmann 23960cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 23970cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2398582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 23990cb41e2cSGerd Hoffmann } 24000cb41e2cSGerd Hoffmann } 240181251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 240281251841SGerd Hoffmann } 240381251841SGerd Hoffmann 2404f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2405f1ae32a1SGerd Hoffmann { 240659a70ccdSDavid Gibson dma_addr_t ctx; 24070846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2408f1ae32a1SGerd Hoffmann 2409f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2410f1ae32a1SGerd Hoffmann 2411f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2412f1ae32a1SGerd Hoffmann 241359a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2414f1ae32a1SGerd Hoffmann 2415f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2416f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 24170846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 2418ba06fe8aSPhilippe Mathieu-Daudé dma_memory_write(xhci->as, ctx, bw_ctx, sizeof(bw_ctx), 2419ba06fe8aSPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 2420f1ae32a1SGerd Hoffmann 2421f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2422f1ae32a1SGerd Hoffmann } 2423f1ae32a1SGerd Hoffmann 2424f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2425f1ae32a1SGerd Hoffmann { 2426f1ae32a1SGerd Hoffmann count &= 31; 2427f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2428f1ae32a1SGerd Hoffmann } 2429f1ae32a1SGerd Hoffmann 2430f1ae32a1SGerd Hoffmann 2431f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2432f1ae32a1SGerd Hoffmann { 2433f1ae32a1SGerd Hoffmann uint32_t val; 2434f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2435f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2436f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2437f1ae32a1SGerd Hoffmann return ~val; 2438f1ae32a1SGerd Hoffmann } 2439f1ae32a1SGerd Hoffmann 2440f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2441f1ae32a1SGerd Hoffmann { 2442f1ae32a1SGerd Hoffmann XHCITRB trb; 2443f1ae32a1SGerd Hoffmann TRBType type; 2444f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 244559a70ccdSDavid Gibson dma_addr_t addr; 2446f89b60f6SGerd Hoffmann unsigned int i, slotid = 0, count = 0; 2447f1ae32a1SGerd Hoffmann 2448f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2449f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2450f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2451f1ae32a1SGerd Hoffmann return; 2452f1ae32a1SGerd Hoffmann } 2453f1ae32a1SGerd Hoffmann 2454f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2455f1ae32a1SGerd Hoffmann 2456f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2457f1ae32a1SGerd Hoffmann event.ptr = addr; 2458f1ae32a1SGerd Hoffmann switch (type) { 2459f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 246091062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2461f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2462f1ae32a1SGerd Hoffmann break; 2463f1ae32a1SGerd Hoffmann } 2464f1ae32a1SGerd Hoffmann } 246591062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2466d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2467f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2468f1ae32a1SGerd Hoffmann } else { 2469f1ae32a1SGerd Hoffmann slotid = i+1; 2470f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2471f1ae32a1SGerd Hoffmann } 2472f1ae32a1SGerd Hoffmann break; 2473f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2474f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2475f1ae32a1SGerd Hoffmann if (slotid) { 2476f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2477f1ae32a1SGerd Hoffmann } 2478f1ae32a1SGerd Hoffmann break; 2479f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2480f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2481f1ae32a1SGerd Hoffmann if (slotid) { 2482f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2483f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2484f1ae32a1SGerd Hoffmann } 2485f1ae32a1SGerd Hoffmann break; 2486f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2487f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2488f1ae32a1SGerd Hoffmann if (slotid) { 2489f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2490f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2491f1ae32a1SGerd Hoffmann } 2492f1ae32a1SGerd Hoffmann break; 2493f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2494f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2495f1ae32a1SGerd Hoffmann if (slotid) { 2496f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2497f1ae32a1SGerd Hoffmann } 2498f1ae32a1SGerd Hoffmann break; 2499f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2500f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2501f1ae32a1SGerd Hoffmann if (slotid) { 2502f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2503f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2504f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2505f1ae32a1SGerd Hoffmann } 2506f1ae32a1SGerd Hoffmann break; 2507f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2508f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2509f1ae32a1SGerd Hoffmann if (slotid) { 2510f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2511f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2512f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2513f1ae32a1SGerd Hoffmann } 2514f1ae32a1SGerd Hoffmann break; 2515f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2516f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2517f1ae32a1SGerd Hoffmann if (slotid) { 2518f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2519f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2520024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2521024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2522024426acSGerd Hoffmann epid, streamid, 2523f1ae32a1SGerd Hoffmann trb.parameter); 2524f1ae32a1SGerd Hoffmann } 2525f1ae32a1SGerd Hoffmann break; 2526f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2527f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2528f1ae32a1SGerd Hoffmann if (slotid) { 2529f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2530f1ae32a1SGerd Hoffmann } 2531f1ae32a1SGerd Hoffmann break; 2532f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2533f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2534f1ae32a1SGerd Hoffmann break; 2535dc2c037fSHikaru Nishida case CR_NOOP: 2536dc2c037fSHikaru Nishida event.ccode = CC_SUCCESS; 2537dc2c037fSHikaru Nishida break; 2538f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 25392992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2540f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 254142c93917SDenis V. Lunev event.length = 0x3034; 25422992d6b4SGerd Hoffmann } else { 25432992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 25442992d6b4SGerd Hoffmann } 2545f1ae32a1SGerd Hoffmann break; 2546f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 25472992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2548f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2549f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2550f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2551f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2552f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2553f1ae32a1SGerd Hoffmann slotid = val >> 24; 2554f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 25552992d6b4SGerd Hoffmann } else { 25562992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2557f1ae32a1SGerd Hoffmann } 2558f1ae32a1SGerd Hoffmann break; 2559f1ae32a1SGerd Hoffmann default: 25600ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2561f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2562f1ae32a1SGerd Hoffmann break; 2563f1ae32a1SGerd Hoffmann } 2564f1ae32a1SGerd Hoffmann event.slotid = slotid; 25652d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2566f89b60f6SGerd Hoffmann 2567f89b60f6SGerd Hoffmann if (count++ > COMMAND_LIMIT) { 2568f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("commands"); 2569f89b60f6SGerd Hoffmann return; 2570f89b60f6SGerd Hoffmann } 2571f1ae32a1SGerd Hoffmann } 2572f1ae32a1SGerd Hoffmann } 2573f1ae32a1SGerd Hoffmann 25746a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 25756a32f80fSGerd Hoffmann { 25766a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 25776a32f80fSGerd Hoffmann return false; /* no device present */ 25786a32f80fSGerd Hoffmann } 25796a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 25806a32f80fSGerd Hoffmann return false; /* speed mismatch */ 25816a32f80fSGerd Hoffmann } 25826a32f80fSGerd Hoffmann return true; 25836a32f80fSGerd Hoffmann } 25846a32f80fSGerd Hoffmann 2585f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2586f705a362SGerd Hoffmann { 2587f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2588f705a362SGerd Hoffmann port->portnr << 24 }; 2589f705a362SGerd Hoffmann 2590f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2591f705a362SGerd Hoffmann return; 2592f705a362SGerd Hoffmann } 2593bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2594f705a362SGerd Hoffmann port->portsc |= bits; 2595f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2596f705a362SGerd Hoffmann return; 2597f705a362SGerd Hoffmann } 2598f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2599f705a362SGerd Hoffmann } 2600f705a362SGerd Hoffmann 2601f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2602f1ae32a1SGerd Hoffmann { 2603b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2604b62b0828SGerd Hoffmann 260592cf3427SLiam Merwick assert(port); 2606f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 26076a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2608f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 26090846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2610f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2611f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2612b62b0828SGerd Hoffmann pls = PLS_POLLING; 2613f1ae32a1SGerd Hoffmann break; 2614f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2615f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2616b62b0828SGerd Hoffmann pls = PLS_POLLING; 2617f1ae32a1SGerd Hoffmann break; 2618f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2619f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2620b62b0828SGerd Hoffmann pls = PLS_POLLING; 2621f1ae32a1SGerd Hoffmann break; 26220846e635SGerd Hoffmann case USB_SPEED_SUPER: 26230846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2624b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2625b62b0828SGerd Hoffmann pls = PLS_U0; 26260846e635SGerd Hoffmann break; 2627f1ae32a1SGerd Hoffmann } 2628f1ae32a1SGerd Hoffmann } 2629b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 26304f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2631f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2632f1ae32a1SGerd Hoffmann } 2633f1ae32a1SGerd Hoffmann 2634dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 263540030130SGerd Hoffmann { 26367bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 26374f47f0f8SGerd Hoffmann 2638b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2639b62b0828SGerd Hoffmann return; 2640b62b0828SGerd Hoffmann } 2641b62b0828SGerd Hoffmann 264240030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2643b62b0828SGerd Hoffmann 2644b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2645dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2646dad5b9eaSGerd Hoffmann if (warm_reset) { 2647dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2648dad5b9eaSGerd Hoffmann } 2649dad5b9eaSGerd Hoffmann /* fall through */ 2650b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2651b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2652b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2653b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 26544f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2655b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2656b62b0828SGerd Hoffmann break; 2657b62b0828SGerd Hoffmann } 2658b62b0828SGerd Hoffmann 2659b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2660b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 266140030130SGerd Hoffmann } 266240030130SGerd Hoffmann 266364619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2664f1ae32a1SGerd Hoffmann { 266537034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2666f1ae32a1SGerd Hoffmann int i; 2667f1ae32a1SGerd Hoffmann 26682d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2669f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2670d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2671f1ae32a1SGerd Hoffmann } 2672f1ae32a1SGerd Hoffmann 2673f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2674f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2675f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2676f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2677f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2678f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2679f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2680f1ae32a1SGerd Hoffmann xhci->config = 0; 2681f1ae32a1SGerd Hoffmann 268291062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2683f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2684f1ae32a1SGerd Hoffmann } 2685f1ae32a1SGerd Hoffmann 26860846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2687f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2688f1ae32a1SGerd Hoffmann } 2689f1ae32a1SGerd Hoffmann 269091062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2691962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2692962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2693962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2694962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2695962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2696962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2697962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2698f1ae32a1SGerd Hoffmann 2699962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2700962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2701962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2702962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2703962d11e1SGerd Hoffmann } 270401546fa6SGerd Hoffmann 2705bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 270601546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2707f1ae32a1SGerd Hoffmann } 2708f1ae32a1SGerd Hoffmann 2709a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2710f1ae32a1SGerd Hoffmann { 27111b067564SGerd Hoffmann XHCIState *xhci = ptr; 27122d754a10SGerd Hoffmann uint32_t ret; 2713f1ae32a1SGerd Hoffmann 2714f1ae32a1SGerd Hoffmann switch (reg) { 2715f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 27162d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 27172d754a10SGerd Hoffmann break; 2718f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 27190846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 272091062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 27212d754a10SGerd Hoffmann break; 2722f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 27232d754a10SGerd Hoffmann ret = 0x0000000f; 27242d754a10SGerd Hoffmann break; 2725f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 27262d754a10SGerd Hoffmann ret = 0x00000000; 27272d754a10SGerd Hoffmann break; 2728f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 27292d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 27302aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 27312d754a10SGerd Hoffmann } else { 27322aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 27332d754a10SGerd Hoffmann } 27342d754a10SGerd Hoffmann break; 2735f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 27362d754a10SGerd Hoffmann ret = OFF_DOORBELL; 27372d754a10SGerd Hoffmann break; 2738f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 27392d754a10SGerd Hoffmann ret = OFF_RUNTIME; 27402d754a10SGerd Hoffmann break; 2741f1ae32a1SGerd Hoffmann 2742f1ae32a1SGerd Hoffmann /* extended capabilities */ 2743f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 27442d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 27452d754a10SGerd Hoffmann break; 2746f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 27470ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27482d754a10SGerd Hoffmann break; 2749f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 27507bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 27517bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 27527bafd888SGerd Hoffmann } else { 27537bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 27547bafd888SGerd Hoffmann } 27552d754a10SGerd Hoffmann break; 2756f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 27572d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27582d754a10SGerd Hoffmann break; 2759f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 27602d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 27612d754a10SGerd Hoffmann break; 2762f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 27630ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27642d754a10SGerd Hoffmann break; 2765f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 27667bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 27677bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 27687bafd888SGerd Hoffmann } else { 27697bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 27707bafd888SGerd Hoffmann } 27712d754a10SGerd Hoffmann break; 2772f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 27732d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27742d754a10SGerd Hoffmann break; 2775f1ae32a1SGerd Hoffmann default: 27760ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 27772d754a10SGerd Hoffmann ret = 0; 2778f1ae32a1SGerd Hoffmann } 27792d754a10SGerd Hoffmann 27802d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 27812d754a10SGerd Hoffmann return ret; 2782f1ae32a1SGerd Hoffmann } 2783f1ae32a1SGerd Hoffmann 2784a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2785f1ae32a1SGerd Hoffmann { 27861d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 27872d754a10SGerd Hoffmann uint32_t ret; 27882d754a10SGerd Hoffmann 27891d8a4e69SGerd Hoffmann switch (reg) { 2790f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 27911d8a4e69SGerd Hoffmann ret = port->portsc; 27922d754a10SGerd Hoffmann break; 2793f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2794f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 27952d754a10SGerd Hoffmann ret = 0; 27962d754a10SGerd Hoffmann break; 2797f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2798f1ae32a1SGerd Hoffmann default: 27990ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 28002d754a10SGerd Hoffmann ret = 0; 2801f1ae32a1SGerd Hoffmann } 28022d754a10SGerd Hoffmann 28031d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 28042d754a10SGerd Hoffmann return ret; 2805f1ae32a1SGerd Hoffmann } 2806f1ae32a1SGerd Hoffmann 2807a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 28081d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2809f1ae32a1SGerd Hoffmann { 28101d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2811bdfce20dSGerd Hoffmann uint32_t portsc, notify; 2812f1ae32a1SGerd Hoffmann 28131d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 28142d754a10SGerd Hoffmann 28151d8a4e69SGerd Hoffmann switch (reg) { 2816f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 2817bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 2818dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 2819dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 2820dad5b9eaSGerd Hoffmann break; 2821dad5b9eaSGerd Hoffmann } 2822bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 2823dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 2824bdfce20dSGerd Hoffmann break; 2825bdfce20dSGerd Hoffmann } 2826bdfce20dSGerd Hoffmann 28271d8a4e69SGerd Hoffmann portsc = port->portsc; 2828bdfce20dSGerd Hoffmann notify = 0; 2829f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2830f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2831f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2832f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2833f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 2834bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 2835bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 2836bdfce20dSGerd Hoffmann switch (new_pls) { 2837bdfce20dSGerd Hoffmann case PLS_U0: 2838bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 2839bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2840bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2841bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 2842bdfce20dSGerd Hoffmann } 2843bdfce20dSGerd Hoffmann break; 2844bdfce20dSGerd Hoffmann case PLS_U3: 2845bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 2846bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2847bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2848bdfce20dSGerd Hoffmann } 2849bdfce20dSGerd Hoffmann break; 2850bdfce20dSGerd Hoffmann case PLS_RESUME: 2851bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 2852bdfce20dSGerd Hoffmann break; 2853bdfce20dSGerd Hoffmann default: 2854d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 2855bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 2856bdfce20dSGerd Hoffmann break; 2857bdfce20dSGerd Hoffmann } 2858f1ae32a1SGerd Hoffmann } 2859f1ae32a1SGerd Hoffmann /* read/write bits */ 2860f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2861f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 286240030130SGerd Hoffmann port->portsc = portsc; 2863bdfce20dSGerd Hoffmann if (notify) { 2864bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 2865f1ae32a1SGerd Hoffmann } 2866f1ae32a1SGerd Hoffmann break; 2867f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2868f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2869f1ae32a1SGerd Hoffmann default: 28700ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 2871f1ae32a1SGerd Hoffmann } 2872f1ae32a1SGerd Hoffmann } 2873f1ae32a1SGerd Hoffmann 2874a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2875f1ae32a1SGerd Hoffmann { 28761b067564SGerd Hoffmann XHCIState *xhci = ptr; 28772d754a10SGerd Hoffmann uint32_t ret; 2878f1ae32a1SGerd Hoffmann 2879f1ae32a1SGerd Hoffmann switch (reg) { 2880f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 28812d754a10SGerd Hoffmann ret = xhci->usbcmd; 28822d754a10SGerd Hoffmann break; 2883f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 28842d754a10SGerd Hoffmann ret = xhci->usbsts; 28852d754a10SGerd Hoffmann break; 2886f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 28872d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 28882d754a10SGerd Hoffmann break; 2889f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 28902d754a10SGerd Hoffmann ret = xhci->dnctrl; 28912d754a10SGerd Hoffmann break; 2892f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 28932d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 28942d754a10SGerd Hoffmann break; 2895f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 28962d754a10SGerd Hoffmann ret = xhci->crcr_high; 28972d754a10SGerd Hoffmann break; 2898f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 28992d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 29002d754a10SGerd Hoffmann break; 2901f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 29022d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 29032d754a10SGerd Hoffmann break; 2904f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 29052d754a10SGerd Hoffmann ret = xhci->config; 29062d754a10SGerd Hoffmann break; 2907f1ae32a1SGerd Hoffmann default: 29080ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 29092d754a10SGerd Hoffmann ret = 0; 2910f1ae32a1SGerd Hoffmann } 29112d754a10SGerd Hoffmann 29122d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 29132d754a10SGerd Hoffmann return ret; 2914f1ae32a1SGerd Hoffmann } 2915f1ae32a1SGerd Hoffmann 2916a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 29171b067564SGerd Hoffmann uint64_t val, unsigned size) 2918f1ae32a1SGerd Hoffmann { 29198ddab8ddSSai Pavan Boddu XHCIState *xhci = XHCI(ptr); 29201b067564SGerd Hoffmann 29212d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 29222d754a10SGerd Hoffmann 2923f1ae32a1SGerd Hoffmann switch (reg) { 2924f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2925f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2926f1ae32a1SGerd Hoffmann xhci_run(xhci); 2927f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2928f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2929f1ae32a1SGerd Hoffmann } 2930f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 2931f1f8bc21SGerd Hoffmann /* save state */ 2932f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 2933f1f8bc21SGerd Hoffmann } 2934f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 2935f1f8bc21SGerd Hoffmann /* restore state */ 2936f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 2937f1f8bc21SGerd Hoffmann } 2938f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 293901546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2940f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 29418ddab8ddSSai Pavan Boddu xhci_reset(DEVICE(xhci)); 2942f1ae32a1SGerd Hoffmann } 29438ddab8ddSSai Pavan Boddu xhci_intr_update(xhci, 0); 2944f1ae32a1SGerd Hoffmann break; 2945f1ae32a1SGerd Hoffmann 2946f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2947f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2948f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 29498ddab8ddSSai Pavan Boddu xhci_intr_update(xhci, 0); 2950f1ae32a1SGerd Hoffmann break; 2951f1ae32a1SGerd Hoffmann 2952f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2953f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2954f1ae32a1SGerd Hoffmann break; 2955f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 2956f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 2957f1ae32a1SGerd Hoffmann break; 2958f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 2959f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 2960f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 2961f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 2962f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 29632d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2964f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 2965f1ae32a1SGerd Hoffmann } else { 296659a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 2967f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 2968f1ae32a1SGerd Hoffmann } 2969f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 2970f1ae32a1SGerd Hoffmann break; 2971f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 2972f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 2973f1ae32a1SGerd Hoffmann break; 2974f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 2975f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 2976f1ae32a1SGerd Hoffmann break; 2977f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 2978f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 2979f1ae32a1SGerd Hoffmann break; 2980f1ae32a1SGerd Hoffmann default: 29810ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 2982f1ae32a1SGerd Hoffmann } 2983f1ae32a1SGerd Hoffmann } 2984f1ae32a1SGerd Hoffmann 2985a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 29861b067564SGerd Hoffmann unsigned size) 2987f1ae32a1SGerd Hoffmann { 29881b067564SGerd Hoffmann XHCIState *xhci = ptr; 298943d9d604SGerd Hoffmann uint32_t ret = 0; 2990f1ae32a1SGerd Hoffmann 299143d9d604SGerd Hoffmann if (reg < 0x20) { 2992f1ae32a1SGerd Hoffmann switch (reg) { 2993f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 299401546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 29952d754a10SGerd Hoffmann break; 2996f1ae32a1SGerd Hoffmann default: 29970ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 299843d9d604SGerd Hoffmann break; 299943d9d604SGerd Hoffmann } 300043d9d604SGerd Hoffmann } else { 300143d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 300243d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 300343d9d604SGerd Hoffmann switch (reg & 0x1f) { 300443d9d604SGerd Hoffmann case 0x00: /* IMAN */ 300543d9d604SGerd Hoffmann ret = intr->iman; 300643d9d604SGerd Hoffmann break; 300743d9d604SGerd Hoffmann case 0x04: /* IMOD */ 300843d9d604SGerd Hoffmann ret = intr->imod; 300943d9d604SGerd Hoffmann break; 301043d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 301143d9d604SGerd Hoffmann ret = intr->erstsz; 301243d9d604SGerd Hoffmann break; 301343d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 301443d9d604SGerd Hoffmann ret = intr->erstba_low; 301543d9d604SGerd Hoffmann break; 301643d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 301743d9d604SGerd Hoffmann ret = intr->erstba_high; 301843d9d604SGerd Hoffmann break; 301943d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 302043d9d604SGerd Hoffmann ret = intr->erdp_low; 302143d9d604SGerd Hoffmann break; 302243d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 302343d9d604SGerd Hoffmann ret = intr->erdp_high; 302443d9d604SGerd Hoffmann break; 302543d9d604SGerd Hoffmann } 3026f1ae32a1SGerd Hoffmann } 30272d754a10SGerd Hoffmann 30282d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 30292d754a10SGerd Hoffmann return ret; 3030f1ae32a1SGerd Hoffmann } 3031f1ae32a1SGerd Hoffmann 3032a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 30331b067564SGerd Hoffmann uint64_t val, unsigned size) 3034f1ae32a1SGerd Hoffmann { 30351b067564SGerd Hoffmann XHCIState *xhci = ptr; 3036c590fe3aSGerd Hoffmann XHCIInterrupter *intr; 3037c590fe3aSGerd Hoffmann int v; 3038c590fe3aSGerd Hoffmann 30398e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3040f1ae32a1SGerd Hoffmann 304143d9d604SGerd Hoffmann if (reg < 0x20) { 30420ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 304343d9d604SGerd Hoffmann return; 304443d9d604SGerd Hoffmann } 3045c590fe3aSGerd Hoffmann v = (reg - 0x20) / 0x20; 3046c590fe3aSGerd Hoffmann intr = &xhci->intr[v]; 304743d9d604SGerd Hoffmann 304843d9d604SGerd Hoffmann switch (reg & 0x1f) { 304943d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3050f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3051962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3052f1ae32a1SGerd Hoffmann } 3053962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3054962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 30558ddab8ddSSai Pavan Boddu xhci_intr_update(xhci, v); 3056f1ae32a1SGerd Hoffmann break; 305743d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3058962d11e1SGerd Hoffmann intr->imod = val; 3059f1ae32a1SGerd Hoffmann break; 306043d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3061962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3062f1ae32a1SGerd Hoffmann break; 306343d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 30642992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 30652992d6b4SGerd Hoffmann /* NEC driver bug: it doesn't align this to 64 bytes */ 3066962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 30672992d6b4SGerd Hoffmann } else { 30682992d6b4SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; 30692992d6b4SGerd Hoffmann } 3070f1ae32a1SGerd Hoffmann break; 307143d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3072962d11e1SGerd Hoffmann intr->erstba_high = val; 307343d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3074f1ae32a1SGerd Hoffmann break; 307543d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3076f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3077962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3078f1ae32a1SGerd Hoffmann } 3079962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 30807da76e12SGerd Hoffmann if (val & ERDP_EHB) { 30817da76e12SGerd Hoffmann dma_addr_t erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 30827da76e12SGerd Hoffmann unsigned int dp_idx = (erdp - intr->er_start) / TRB_SIZE; 30837da76e12SGerd Hoffmann if (erdp >= intr->er_start && 30847da76e12SGerd Hoffmann erdp < (intr->er_start + TRB_SIZE * intr->er_size) && 30857da76e12SGerd Hoffmann dp_idx != intr->er_ep_idx) { 30867da76e12SGerd Hoffmann xhci_intr_raise(xhci, v); 30877da76e12SGerd Hoffmann } 30887da76e12SGerd Hoffmann } 3089f1ae32a1SGerd Hoffmann break; 309043d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3091962d11e1SGerd Hoffmann intr->erdp_high = val; 3092f1ae32a1SGerd Hoffmann break; 3093f1ae32a1SGerd Hoffmann default: 30940ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3095f1ae32a1SGerd Hoffmann } 3096f1ae32a1SGerd Hoffmann } 3097f1ae32a1SGerd Hoffmann 3098a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 30991b067564SGerd Hoffmann unsigned size) 3100f1ae32a1SGerd Hoffmann { 3101f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 31022d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3103f1ae32a1SGerd Hoffmann return 0; 3104f1ae32a1SGerd Hoffmann } 3105f1ae32a1SGerd Hoffmann 3106a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 31071b067564SGerd Hoffmann uint64_t val, unsigned size) 3108f1ae32a1SGerd Hoffmann { 31091b067564SGerd Hoffmann XHCIState *xhci = ptr; 3110024426acSGerd Hoffmann unsigned int epid, streamid; 31111b067564SGerd Hoffmann 31122d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3113f1ae32a1SGerd Hoffmann 3114f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3115d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3116f1ae32a1SGerd Hoffmann return; 3117f1ae32a1SGerd Hoffmann } 3118f1ae32a1SGerd Hoffmann 3119f1ae32a1SGerd Hoffmann reg >>= 2; 3120f1ae32a1SGerd Hoffmann 3121f1ae32a1SGerd Hoffmann if (reg == 0) { 3122f1ae32a1SGerd Hoffmann if (val == 0) { 3123f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3124f1ae32a1SGerd Hoffmann } else { 3125d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 31261b067564SGerd Hoffmann (uint32_t)val); 3127f1ae32a1SGerd Hoffmann } 3128f1ae32a1SGerd Hoffmann } else { 3129024426acSGerd Hoffmann epid = val & 0xff; 3130024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 313191062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3132d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 31330a076730SLongpeng } else if (epid == 0 || epid > 31) { 3134d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 31351b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3136f1ae32a1SGerd Hoffmann } else { 3137024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3138f1ae32a1SGerd Hoffmann } 3139f1ae32a1SGerd Hoffmann } 3140f1ae32a1SGerd Hoffmann } 3141f1ae32a1SGerd Hoffmann 31426d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 31436d3bc22eSGerd Hoffmann unsigned width) 31446d3bc22eSGerd Hoffmann { 31456d3bc22eSGerd Hoffmann /* nothing */ 31466d3bc22eSGerd Hoffmann } 31476d3bc22eSGerd Hoffmann 31481b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 31491b067564SGerd Hoffmann .read = xhci_cap_read, 31506d3bc22eSGerd Hoffmann .write = xhci_cap_write, 31516ee021d4SGerd Hoffmann .valid.min_access_size = 1, 31521b067564SGerd Hoffmann .valid.max_access_size = 4, 31536ee021d4SGerd Hoffmann .impl.min_access_size = 4, 31546ee021d4SGerd Hoffmann .impl.max_access_size = 4, 31551b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31561b067564SGerd Hoffmann }; 3157f1ae32a1SGerd Hoffmann 31581b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 31591b067564SGerd Hoffmann .read = xhci_oper_read, 31601b067564SGerd Hoffmann .write = xhci_oper_write, 31611b067564SGerd Hoffmann .valid.min_access_size = 4, 31628e67fda2SLaurent Vivier .valid.max_access_size = sizeof(dma_addr_t), 31631b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31641b067564SGerd Hoffmann }; 3165f1ae32a1SGerd Hoffmann 31661d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 31671d8a4e69SGerd Hoffmann .read = xhci_port_read, 31681d8a4e69SGerd Hoffmann .write = xhci_port_write, 31691d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 31701d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 31711d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31721d8a4e69SGerd Hoffmann }; 31731d8a4e69SGerd Hoffmann 31741b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 31751b067564SGerd Hoffmann .read = xhci_runtime_read, 31761b067564SGerd Hoffmann .write = xhci_runtime_write, 31771b067564SGerd Hoffmann .valid.min_access_size = 4, 31788e67fda2SLaurent Vivier .valid.max_access_size = sizeof(dma_addr_t), 31791b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31801b067564SGerd Hoffmann }; 3181f1ae32a1SGerd Hoffmann 31821b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 31831b067564SGerd Hoffmann .read = xhci_doorbell_read, 31841b067564SGerd Hoffmann .write = xhci_doorbell_write, 3185f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3186f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3187f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3188f1ae32a1SGerd Hoffmann }; 3189f1ae32a1SGerd Hoffmann 3190f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3191f1ae32a1SGerd Hoffmann { 3192f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 31930846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3194f1ae32a1SGerd Hoffmann 3195f3214027SGerd Hoffmann xhci_port_update(port, 0); 3196f1ae32a1SGerd Hoffmann } 3197f1ae32a1SGerd Hoffmann 3198f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3199f1ae32a1SGerd Hoffmann { 3200f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32010846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3202f1ae32a1SGerd Hoffmann 3203f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3204f3214027SGerd Hoffmann xhci_port_update(port, 1); 3205f1ae32a1SGerd Hoffmann } 3206f1ae32a1SGerd Hoffmann 3207f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3208f1ae32a1SGerd Hoffmann { 3209f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32100846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3211f1ae32a1SGerd Hoffmann 321292cf3427SLiam Merwick assert(port); 321385e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3214f1ae32a1SGerd Hoffmann return; 3215f1ae32a1SGerd Hoffmann } 321685e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3217f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3218f1ae32a1SGerd Hoffmann } 3219f1ae32a1SGerd Hoffmann 3220f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3221f1ae32a1SGerd Hoffmann { 3222f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3223f1ae32a1SGerd Hoffmann 32249a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3225582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 32260cae7b1aSHans de Goede return; 32270cae7b1aSHans de Goede } 322813e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 32293a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 323094b037f2SGerd Hoffmann if (xfer->complete) { 323194b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 323294b037f2SGerd Hoffmann } 3233f1ae32a1SGerd Hoffmann } 3234f1ae32a1SGerd Hoffmann 3235ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3236f1ae32a1SGerd Hoffmann { 3237ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3238ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3239ccaf87a0SGerd Hoffmann 3240463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3241f1ae32a1SGerd Hoffmann } 3242f1ae32a1SGerd Hoffmann 32431d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3244f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3245f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3246f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3247f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3248f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3249f1ae32a1SGerd Hoffmann }; 3250f1ae32a1SGerd Hoffmann 3251f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3252f1ae32a1SGerd Hoffmann { 3253f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3254f1ae32a1SGerd Hoffmann return 1; 3255f1ae32a1SGerd Hoffmann } 3256f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3257f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3258f1ae32a1SGerd Hoffmann } else { 3259f1ae32a1SGerd Hoffmann return ep->nr * 2; 3260f1ae32a1SGerd Hoffmann } 3261f1ae32a1SGerd Hoffmann } 3262f1ae32a1SGerd Hoffmann 3263070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx) 3264518ad5f2SHans de Goede { 3265070eeef9SGerd Hoffmann USBPort *uport; 3266070eeef9SGerd Hoffmann uint32_t token; 3267518ad5f2SHans de Goede 3268070eeef9SGerd Hoffmann if (!epctx) { 3269518ad5f2SHans de Goede return NULL; 3270518ad5f2SHans de Goede } 3271070eeef9SGerd Hoffmann uport = epctx->xhci->slots[epctx->slotid - 1].uport; 32727cb513aaSLiam Merwick if (!uport || !uport->dev) { 3273070eeef9SGerd Hoffmann return NULL; 3274070eeef9SGerd Hoffmann } 32757cb513aaSLiam Merwick token = (epctx->epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT; 3276070eeef9SGerd Hoffmann return usb_ep_get(uport->dev, token, epctx->epid >> 1); 3277518ad5f2SHans de Goede } 3278518ad5f2SHans de Goede 32798550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 32808550a02dSGerd Hoffmann unsigned int stream) 3281f1ae32a1SGerd Hoffmann { 3282f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3283f1ae32a1SGerd Hoffmann int slotid; 3284f1ae32a1SGerd Hoffmann 3285f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3286af203be3SGerd Hoffmann slotid = ep->dev->addr; 328784218892SMauro Matteo Cascella if (slotid == 0 || slotid > xhci->numslots || 328884218892SMauro Matteo Cascella !xhci->slots[slotid - 1].enabled) { 3289f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3290f1ae32a1SGerd Hoffmann return; 3291f1ae32a1SGerd Hoffmann } 3292024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3293f1ae32a1SGerd Hoffmann } 3294f1ae32a1SGerd Hoffmann 3295f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3296f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3297f1ae32a1SGerd Hoffmann }; 3298f1ae32a1SGerd Hoffmann 329937034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3300f1ae32a1SGerd Hoffmann { 33010846e635SGerd Hoffmann XHCIPort *port; 3302ccb79931SDaniel P. Berrangé unsigned int i, usbports, speedmask; 3303f1ae32a1SGerd Hoffmann 3304f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3305f1ae32a1SGerd Hoffmann 3306848db525SGerd Hoffmann if (xhci->numports_2 > XHCI_MAXPORTS_2) { 3307848db525SGerd Hoffmann xhci->numports_2 = XHCI_MAXPORTS_2; 33080846e635SGerd Hoffmann } 3309848db525SGerd Hoffmann if (xhci->numports_3 > XHCI_MAXPORTS_3) { 3310848db525SGerd Hoffmann xhci->numports_3 = XHCI_MAXPORTS_3; 33110846e635SGerd Hoffmann } 33120846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 33130846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 33140846e635SGerd Hoffmann 33158ddab8ddSSai Pavan Boddu usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, xhci->hostOpaque); 3316f1ae32a1SGerd Hoffmann 33170846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 33180846e635SGerd Hoffmann speedmask = 0; 33190846e635SGerd Hoffmann if (i < xhci->numports_2) { 33207bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 33217bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 33227bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 33237bafd888SGerd Hoffmann } else { 33240846e635SGerd Hoffmann port = &xhci->ports[i]; 33250846e635SGerd Hoffmann port->portnr = i + 1; 33267bafd888SGerd Hoffmann } 33270846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33280846e635SGerd Hoffmann port->speedmask = 3329f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3330f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 33310846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 3332848db525SGerd Hoffmann assert(i < XHCI_MAXPORTS); 33331d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 33340846e635SGerd Hoffmann speedmask |= port->speedmask; 3335f1ae32a1SGerd Hoffmann } 33360846e635SGerd Hoffmann if (i < xhci->numports_3) { 33377bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 33387bafd888SGerd Hoffmann port = &xhci->ports[i]; 33397bafd888SGerd Hoffmann port->portnr = i + 1; 33407bafd888SGerd Hoffmann } else { 33410846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 33420846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 33437bafd888SGerd Hoffmann } 33440846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33450846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 3346848db525SGerd Hoffmann assert(i < XHCI_MAXPORTS); 33471d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 33480846e635SGerd Hoffmann speedmask |= port->speedmask; 33490846e635SGerd Hoffmann } 33500846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 33511d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3352f1ae32a1SGerd Hoffmann } 3353f1ae32a1SGerd Hoffmann } 3354f1ae32a1SGerd Hoffmann 33558ddab8ddSSai Pavan Boddu static void usb_xhci_realize(DeviceState *dev, Error **errp) 3356f1ae32a1SGerd Hoffmann { 33578ddab8ddSSai Pavan Boddu int i; 3358f1ae32a1SGerd Hoffmann 335937034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3360f1ae32a1SGerd Hoffmann 3361848db525SGerd Hoffmann if (xhci->numintrs > XHCI_MAXINTRS) { 3362848db525SGerd Hoffmann xhci->numintrs = XHCI_MAXINTRS; 336391062ae0SGerd Hoffmann } 3364c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3365c94a7c69SGerd Hoffmann xhci->numintrs++; 3366c94a7c69SGerd Hoffmann } 336791062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 336891062ae0SGerd Hoffmann xhci->numintrs = 1; 336991062ae0SGerd Hoffmann } 3370848db525SGerd Hoffmann if (xhci->numslots > XHCI_MAXSLOTS) { 3371848db525SGerd Hoffmann xhci->numslots = XHCI_MAXSLOTS; 337291062ae0SGerd Hoffmann } 337391062ae0SGerd Hoffmann if (xhci->numslots < 1) { 337491062ae0SGerd Hoffmann xhci->numslots = 1; 337591062ae0SGerd Hoffmann } 33762aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 33772aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 33782aa6bfcbSGerd Hoffmann } else { 33792aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 33802aa6bfcbSGerd Hoffmann } 338191062ae0SGerd Hoffmann 338220729dbdSCao jin usb_xhci_init(xhci); 3383bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 338401546fa6SGerd Hoffmann 3385848db525SGerd Hoffmann memory_region_init(&xhci->mem, OBJECT(dev), "xhci", XHCI_LEN_REGS); 33868ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_cap, OBJECT(dev), &xhci_cap_ops, xhci, 33871b067564SGerd Hoffmann "capabilities", LEN_CAP); 33888ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_oper, OBJECT(dev), &xhci_oper_ops, xhci, 33891d8a4e69SGerd Hoffmann "operational", 0x400); 33908ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_runtime, OBJECT(dev), &xhci_runtime_ops, 33918ddab8ddSSai Pavan Boddu xhci, "runtime", LEN_RUNTIME); 33928ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_doorbell, OBJECT(dev), &xhci_doorbell_ops, 33938ddab8ddSSai Pavan Boddu xhci, "doorbell", LEN_DOORBELL); 33941b067564SGerd Hoffmann 33951b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 33961b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 33971b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 33981b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 33991b067564SGerd Hoffmann 34001d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 34011d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 34021d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 34031d8a4e69SGerd Hoffmann port->xhci = xhci; 34048ddab8ddSSai Pavan Boddu memory_region_init_io(&port->mem, OBJECT(dev), &xhci_port_ops, port, 34051d8a4e69SGerd Hoffmann port->name, 0x10); 34061d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 34071d8a4e69SGerd Hoffmann } 3408058fdcf5SGerd Hoffmann } 3409f1ae32a1SGerd Hoffmann 34108ddab8ddSSai Pavan Boddu static void usb_xhci_unrealize(DeviceState *dev) 341153c30545SGonglei { 341253c30545SGonglei int i; 341353c30545SGonglei XHCIState *xhci = XHCI(dev); 341453c30545SGonglei 3415d733f74cSGonglei trace_usb_xhci_exit(); 3416d733f74cSGonglei 341753c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 341853c30545SGonglei xhci_disable_slot(xhci, i + 1); 341953c30545SGonglei } 342053c30545SGonglei 342153c30545SGonglei if (xhci->mfwrap_timer) { 342253c30545SGonglei timer_free(xhci->mfwrap_timer); 342353c30545SGonglei xhci->mfwrap_timer = NULL; 342453c30545SGonglei } 342553c30545SGonglei 342653c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 342753c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 342853c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 342953c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 343053c30545SGonglei 343153c30545SGonglei for (i = 0; i < xhci->numports; i++) { 343253c30545SGonglei XHCIPort *port = &xhci->ports[i]; 343353c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 343453c30545SGonglei } 343553c30545SGonglei 343653c30545SGonglei usb_bus_release(&xhci->bus); 343753c30545SGonglei } 343853c30545SGonglei 343937352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 344037352df3SGerd Hoffmann { 344137352df3SGerd Hoffmann XHCIState *xhci = opaque; 344237352df3SGerd Hoffmann XHCISlot *slot; 344337352df3SGerd Hoffmann XHCIEPContext *epctx; 344437352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 344537352df3SGerd Hoffmann uint32_t slot_ctx[4]; 344637352df3SGerd Hoffmann uint32_t ep_ctx[5]; 34478ddab8ddSSai Pavan Boddu int slotid, epid, state; 3448cd1db8dfSPhilippe Mathieu-Daudé uint64_t addr; 344937352df3SGerd Hoffmann 345037352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 345137352df3SGerd Hoffmann 345237352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 345337352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 345437352df3SGerd Hoffmann if (!slot->addressed) { 345537352df3SGerd Hoffmann continue; 345637352df3SGerd Hoffmann } 3457cd1db8dfSPhilippe Mathieu-Daudé ldq_le_dma(xhci->as, dcbaap + 8 * slotid, &addr, MEMTXATTRS_UNSPECIFIED); 3458cd1db8dfSPhilippe Mathieu-Daudé slot->ctx = xhci_mask64(addr); 3459398f9a84SPhilippe Mathieu-Daudé 346037352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 346137352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3462f2ad97ffSGerd Hoffmann if (!slot->uport) { 3463f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3464f2ad97ffSGerd Hoffmann slot->enabled = 0; 3465f2ad97ffSGerd Hoffmann slot->addressed = 0; 3466f2ad97ffSGerd Hoffmann continue; 3467f2ad97ffSGerd Hoffmann } 346837352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 346937352df3SGerd Hoffmann 3470f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 347137352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 347237352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 347337352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 347437352df3SGerd Hoffmann if (state == EP_DISABLED) { 347537352df3SGerd Hoffmann continue; 347637352df3SGerd Hoffmann } 347737352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 347837352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 347937352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 348037352df3SGerd Hoffmann epctx->state = state; 348137352df3SGerd Hoffmann if (state == EP_RUNNING) { 348237352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3483bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 348437352df3SGerd Hoffmann } 348537352df3SGerd Hoffmann } 348637352df3SGerd Hoffmann } 348737352df3SGerd Hoffmann return 0; 348837352df3SGerd Hoffmann } 348937352df3SGerd Hoffmann 349037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 349137352df3SGerd Hoffmann .name = "xhci-ring", 349237352df3SGerd Hoffmann .version_id = 1, 349337352df3SGerd Hoffmann .fields = (VMStateField[]) { 349437352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 349537352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 349637352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 349737352df3SGerd Hoffmann } 349837352df3SGerd Hoffmann }; 349937352df3SGerd Hoffmann 350037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 350137352df3SGerd Hoffmann .name = "xhci-port", 350237352df3SGerd Hoffmann .version_id = 1, 350337352df3SGerd Hoffmann .fields = (VMStateField[]) { 350437352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 350537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 350637352df3SGerd Hoffmann } 350737352df3SGerd Hoffmann }; 350837352df3SGerd Hoffmann 350937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 351037352df3SGerd Hoffmann .name = "xhci-slot", 351137352df3SGerd Hoffmann .version_id = 1, 351237352df3SGerd Hoffmann .fields = (VMStateField[]) { 351337352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 351437352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 351537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 351637352df3SGerd Hoffmann } 351737352df3SGerd Hoffmann }; 351837352df3SGerd Hoffmann 351937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 352037352df3SGerd Hoffmann .name = "xhci-event", 352137352df3SGerd Hoffmann .version_id = 1, 352237352df3SGerd Hoffmann .fields = (VMStateField[]) { 352337352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 352437352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 352537352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 352637352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 352737352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 352837352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 352937352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 35303afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 353137352df3SGerd Hoffmann } 353237352df3SGerd Hoffmann }; 353337352df3SGerd Hoffmann 353437352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 353537352df3SGerd Hoffmann { 3536898248a3SGerd Hoffmann return false; 353737352df3SGerd Hoffmann } 353837352df3SGerd Hoffmann 353937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 354037352df3SGerd Hoffmann .name = "xhci-intr", 354137352df3SGerd Hoffmann .version_id = 1, 354237352df3SGerd Hoffmann .fields = (VMStateField[]) { 354337352df3SGerd Hoffmann /* registers */ 354437352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 354537352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 354637352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 354737352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 354837352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 354937352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 355037352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 355137352df3SGerd Hoffmann 355237352df3SGerd Hoffmann /* state */ 355337352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 355437352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 355537352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 355637352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 355737352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 355837352df3SGerd Hoffmann 355937352df3SGerd Hoffmann /* event queue (used if ring is full) */ 3560898248a3SGerd Hoffmann VMSTATE_BOOL(er_full_unused, XHCIInterrupter), 356137352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 356237352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 356337352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 356437352df3SGerd Hoffmann xhci_er_full, 1, 356537352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 356637352df3SGerd Hoffmann 356737352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 356837352df3SGerd Hoffmann } 356937352df3SGerd Hoffmann }; 357037352df3SGerd Hoffmann 35718ddab8ddSSai Pavan Boddu const VMStateDescription vmstate_xhci = { 35728ddab8ddSSai Pavan Boddu .name = "xhci-core", 357337352df3SGerd Hoffmann .version_id = 1, 357437352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 357537352df3SGerd Hoffmann .fields = (VMStateField[]) { 357637352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 357737352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 357837352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 357937352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 358037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 358137352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 358237352df3SGerd Hoffmann 358337352df3SGerd Hoffmann /* Operational Registers */ 358437352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 358537352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 358637352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 358737352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 358837352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 358937352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 359037352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 359137352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 359237352df3SGerd Hoffmann 359337352df3SGerd Hoffmann /* Runtime Registers & state */ 359437352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3595e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 359637352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 359737352df3SGerd Hoffmann 359837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 359937352df3SGerd Hoffmann } 3600f1ae32a1SGerd Hoffmann }; 3601f1ae32a1SGerd Hoffmann 36024f72b8d2SGerd Hoffmann static Property xhci_properties[] = { 36034f72b8d2SGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 36044f72b8d2SGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 36050846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 36060846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 36078ddab8ddSSai Pavan Boddu DEFINE_PROP_LINK("host", XHCIState, hostOpaque, TYPE_DEVICE, 36088ddab8ddSSai Pavan Boddu DeviceState *), 3609f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3610f1ae32a1SGerd Hoffmann }; 3611f1ae32a1SGerd Hoffmann 3612f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3613f1ae32a1SGerd Hoffmann { 3614f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3615f1ae32a1SGerd Hoffmann 36168ddab8ddSSai Pavan Boddu dc->realize = usb_xhci_realize; 36178ddab8ddSSai Pavan Boddu dc->unrealize = usb_xhci_unrealize; 361864619739SJan Kiszka dc->reset = xhci_reset; 36198ddab8ddSSai Pavan Boddu device_class_set_props(dc, xhci_properties); 36208ddab8ddSSai Pavan Boddu dc->user_creatable = false; 3621f1ae32a1SGerd Hoffmann } 3622f1ae32a1SGerd Hoffmann 36238c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 362437034575SPeter Crosthwaite .name = TYPE_XHCI, 36258ddab8ddSSai Pavan Boddu .parent = TYPE_DEVICE, 3626f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3627f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 362872a810f4SGerd Hoffmann }; 362972a810f4SGerd Hoffmann 3630f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3631f1ae32a1SGerd Hoffmann { 3632f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3633f1ae32a1SGerd Hoffmann } 3634f1ae32a1SGerd Hoffmann 3635f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3636