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path: root/hw/usb/hcd-xhci.c
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Diffstat (limited to 'hw/usb/hcd-xhci.c')
-rw-r--r--hw/usb/hcd-xhci.c251
1 files changed, 138 insertions, 113 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index 5cf1a64699..6c2ff024e0 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -23,6 +23,7 @@
#include "hw/usb.h"
#include "hw/pci.h"
#include "hw/msi.h"
+#include "trace.h"
//#define DEBUG_XHCI
//#define DEBUG_DATA
@@ -421,7 +422,6 @@ typedef struct XHCIEvRingSeg {
uint32_t rsvd;
} XHCIEvRingSeg;
-#ifdef DEBUG_XHCI
static const char *TRBType_names[] = {
[TRB_RESERVED] = "TRB_RESERVED",
[TR_NORMAL] = "TR_NORMAL",
@@ -473,7 +473,6 @@ static const char *trb_name(XHCITRB *trb)
return lookup_name(TRB_TYPE(*trb), TRBType_names,
ARRAY_SIZE(TRBType_names));
}
-#endif
static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
unsigned int epid);
@@ -505,14 +504,13 @@ static void xhci_irq_update(XHCIState *xhci)
level = 1;
}
- DPRINTF("xhci_irq_update(): %d\n", level);
-
if (xhci->msi && msi_enabled(&xhci->pci_dev)) {
if (level) {
- DPRINTF("xhci_irq_update(): MSI signal\n");
+ trace_usb_xhci_irq_msi(0);
msi_notify(&xhci->pci_dev, 0);
}
} else {
+ trace_usb_xhci_irq_intx(level);
qemu_set_irq(xhci->irq, level);
}
}
@@ -542,9 +540,8 @@ static void xhci_write_event(XHCIState *xhci, XHCIEvent *event)
}
ev_trb.control = cpu_to_le32(ev_trb.control);
- DPRINTF("xhci_write_event(): [%d] %016"PRIx64" %08x %08x %s\n",
- xhci->er_ep_idx, ev_trb.parameter, ev_trb.status, ev_trb.control,
- trb_name(&ev_trb));
+ trace_usb_xhci_queue_event(xhci->er_ep_idx, trb_name(&ev_trb),
+ ev_trb.parameter, ev_trb.status, ev_trb.control);
addr = xhci->er_start + TRB_SIZE*xhci->er_ep_idx;
pci_dma_write(&xhci->pci_dev, addr, &ev_trb, TRB_SIZE);
@@ -704,10 +701,8 @@ static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb,
le32_to_cpus(&trb->status);
le32_to_cpus(&trb->control);
- DPRINTF("xhci: TRB fetched [" DMA_ADDR_FMT "]: "
- "%016" PRIx64 " %08x %08x %s\n",
- ring->dequeue, trb->parameter, trb->status, trb->control,
- trb_name(trb));
+ trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb),
+ trb->parameter, trb->status, trb->control);
if ((trb->control & TRB_C) != ring->ccs) {
return 0;
@@ -746,10 +741,6 @@ static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring)
le32_to_cpus(&trb.status);
le32_to_cpus(&trb.control);
- DPRINTF("xhci: TRB peeked [" DMA_ADDR_FMT "]: "
- "%016" PRIx64 " %08x %08x\n",
- dequeue, trb.parameter, trb.status, trb.control);
-
if ((trb.control & TRB_C) != ccs) {
return -length;
}
@@ -812,14 +803,13 @@ static void xhci_er_reset(XHCIState *xhci)
static void xhci_run(XHCIState *xhci)
{
- DPRINTF("xhci_run()\n");
-
+ trace_usb_xhci_run();
xhci->usbsts &= ~USBSTS_HCH;
}
static void xhci_stop(XHCIState *xhci)
{
- DPRINTF("xhci_stop()\n");
+ trace_usb_xhci_stop();
xhci->usbsts |= USBSTS_HCH;
xhci->crcr_low &= ~CRCR_CRR;
}
@@ -852,11 +842,10 @@ static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid,
dma_addr_t dequeue;
int i;
+ trace_usb_xhci_ep_enable(slotid, epid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
assert(epid >= 1 && epid <= 31);
- DPRINTF("xhci_enable_ep(%d, %d)\n", slotid, epid);
-
slot = &xhci->slots[slotid-1];
if (slot->eps[epid-1]) {
fprintf(stderr, "xhci: slot %d ep %d already enabled!\n", slotid, epid);
@@ -971,11 +960,10 @@ static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid,
XHCISlot *slot;
XHCIEPContext *epctx;
+ trace_usb_xhci_ep_disable(slotid, epid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
assert(epid >= 1 && epid <= 31);
- DPRINTF("xhci_disable_ep(%d, %d)\n", slotid, epid);
-
slot = &xhci->slots[slotid-1];
if (!slot->eps[epid-1]) {
@@ -1001,8 +989,7 @@ static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid,
XHCISlot *slot;
XHCIEPContext *epctx;
- DPRINTF("xhci_stop_ep(%d, %d)\n", slotid, epid);
-
+ trace_usb_xhci_ep_stop(slotid, epid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
if (epid < 1 || epid > 31) {
@@ -1036,10 +1023,9 @@ static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid,
XHCIEPContext *epctx;
USBDevice *dev;
+ trace_usb_xhci_ep_reset(slotid, epid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_reset_ep(%d, %d)\n", slotid, epid);
-
if (epid < 1 || epid > 31) {
fprintf(stderr, "xhci: bad ep %d\n", epid);
return CC_TRB_ERROR;
@@ -1416,12 +1402,14 @@ static int xhci_setup_packet(XHCITransfer *xfer, USBDevice *dev)
static int xhci_complete_packet(XHCITransfer *xfer, int ret)
{
if (ret == USB_RET_ASYNC) {
+ trace_usb_xhci_xfer_async(xfer);
xfer->running_async = 1;
xfer->running_retry = 0;
xfer->complete = 0;
xfer->cancelled = 0;
return 0;
} else if (ret == USB_RET_NAK) {
+ trace_usb_xhci_xfer_nak(xfer);
xfer->running_async = 0;
xfer->running_retry = 1;
xfer->complete = 0;
@@ -1436,10 +1424,12 @@ static int xhci_complete_packet(XHCITransfer *xfer, int ret)
if (ret >= 0) {
xfer->status = CC_SUCCESS;
xhci_xfer_data(xfer, xfer->data, ret, xfer->in_xfer, 0, 1);
+ trace_usb_xhci_xfer_success(xfer, ret);
return 0;
}
/* error */
+ trace_usb_xhci_xfer_error(xfer, ret);
switch (ret) {
case USB_RET_NODEV:
xfer->status = CC_USB_TRANSACTION_ERROR;
@@ -1475,11 +1465,12 @@ static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer)
USBDevice *dev;
int ret;
- DPRINTF("xhci_fire_ctl_transfer(slot=%d)\n", xfer->slotid);
-
trb_setup = &xfer->trbs[0];
trb_status = &xfer->trbs[xfer->trb_count-1];
+ trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid,
+ trb_setup->parameter >> 48);
+
/* at most one Event Data TRB allowed after STATUS */
if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) {
trb_status--;
@@ -1620,15 +1611,14 @@ static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext
unsigned int length = 0;
XHCITRB *trb;
- DPRINTF("xhci_fire_transfer(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid);
-
for (i = 0; i < xfer->trb_count; i++) {
trb = &xfer->trbs[i];
if (TRB_TYPE(*trb) == TR_NORMAL || TRB_TYPE(*trb) == TR_ISOCH) {
length += trb->status & 0x1ffff;
}
}
- DPRINTF("xhci: total TD length=%d\n", length);
+
+ trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, length);
if (!epctx->has_bg) {
xfer->data_length = length;
@@ -1664,9 +1654,9 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, unsigned int epid
int length;
int i;
+ trace_usb_xhci_ep_kick(slotid, epid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
assert(epid >= 1 && epid <= 31);
- DPRINTF("xhci_kick_ep(%d, %d)\n", slotid, epid);
if (!xhci->slots[slotid-1].enabled) {
fprintf(stderr, "xhci: xhci_kick_ep for disabled slot %d\n", slotid);
@@ -1684,15 +1674,13 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, unsigned int epid
XHCITransfer *xfer = epctx->retry;
int result;
- DPRINTF("xhci: retry nack'ed transfer ...\n");
+ trace_usb_xhci_xfer_retry(xfer);
assert(xfer->running_retry);
xhci_setup_packet(xfer, xfer->packet.ep->dev);
result = usb_handle_packet(xfer->packet.ep->dev, &xfer->packet);
if (result == USB_RET_NAK) {
- DPRINTF("xhci: ... xfer still nacked\n");
return;
}
- DPRINTF("xhci: ... result %d\n", result);
xhci_complete_packet(xfer, result);
assert(!xfer->running_retry);
epctx->retry = NULL;
@@ -1708,21 +1696,14 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, unsigned int epid
while (1) {
XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer];
if (xfer->running_async || xfer->running_retry || xfer->backgrounded) {
- DPRINTF("xhci: ep is busy (#%d,%d,%d,%d)\n",
- epctx->next_xfer, xfer->running_async,
- xfer->running_retry, xfer->backgrounded);
break;
- } else {
- DPRINTF("xhci: ep: using #%d\n", epctx->next_xfer);
}
length = xhci_ring_chain_length(xhci, &epctx->ring);
if (length < 0) {
- DPRINTF("xhci: incomplete TD (%d TRBs)\n", -length);
break;
} else if (length == 0) {
break;
}
- DPRINTF("xhci: fetching %d-TRB TD\n", length);
if (xfer->trbs && xfer->trb_alloced < length) {
xfer->trb_count = 0;
xfer->trb_alloced = 0;
@@ -1757,7 +1738,6 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, unsigned int epid
}
if (epctx->state == EP_HALTED) {
- DPRINTF("xhci: ep halted, stopping schedule\n");
break;
}
if (xfer->running_retry) {
@@ -1770,8 +1750,8 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, unsigned int epid
static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid)
{
+ trace_usb_xhci_slot_enable(slotid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_enable_slot(%d)\n", slotid);
xhci->slots[slotid-1].enabled = 1;
xhci->slots[slotid-1].port = 0;
memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31);
@@ -1783,8 +1763,8 @@ static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid)
{
int i;
+ trace_usb_xhci_slot_disable(slotid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_disable_slot(%d)\n", slotid);
for (i = 1; i <= 31; i++) {
if (xhci->slots[slotid-1].eps[i-1]) {
@@ -1810,8 +1790,8 @@ static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid,
int i;
TRBCCode res;
+ trace_usb_xhci_slot_address(slotid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_address_slot(%d)\n", slotid);
dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high);
pci_dma_read(&xhci->pci_dev, dcbaap + 8*slotid, &poctx, sizeof(poctx));
@@ -1897,8 +1877,8 @@ static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid,
int i;
TRBCCode res;
+ trace_usb_xhci_slot_configure(slotid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_configure_slot(%d)\n", slotid);
ictx = xhci_mask64(pictx);
octx = xhci->slots[slotid-1].ctx;
@@ -1985,8 +1965,8 @@ static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid,
uint32_t islot_ctx[4];
uint32_t slot_ctx[4];
+ trace_usb_xhci_slot_evaluate(slotid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_evaluate_slot(%d)\n", slotid);
ictx = xhci_mask64(pictx);
octx = xhci->slots[slotid-1].ctx;
@@ -2048,8 +2028,8 @@ static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid)
dma_addr_t octx;
int i;
+ trace_usb_xhci_slot_reset(slotid);
assert(slotid >= 1 && slotid <= MAXSLOTS);
- DPRINTF("xhci_reset_slot(%d)\n", slotid);
octx = xhci->slots[slotid-1].ctx;
@@ -2296,12 +2276,12 @@ static void xhci_update_port(XHCIState *xhci, XHCIPort *port, int is_detach)
}
}
-static void xhci_reset(void *opaque)
+static void xhci_reset(DeviceState *dev)
{
- XHCIState *xhci = opaque;
+ XHCIState *xhci = DO_UPCAST(XHCIState, pci_dev.qdev, dev);
int i;
- DPRINTF("xhci: full reset\n");
+ trace_usb_xhci_reset();
if (!(xhci->usbsts & USBSTS_HCH)) {
fprintf(stderr, "xhci: reset while running!\n");
}
@@ -2342,77 +2322,98 @@ static void xhci_reset(void *opaque)
static uint32_t xhci_cap_read(XHCIState *xhci, uint32_t reg)
{
- DPRINTF("xhci_cap_read(0x%x)\n", reg);
+ uint32_t ret;
switch (reg) {
case 0x00: /* HCIVERSION, CAPLENGTH */
- return 0x01000000 | LEN_CAP;
+ ret = 0x01000000 | LEN_CAP;
+ break;
case 0x04: /* HCSPARAMS 1 */
- return (MAXPORTS<<24) | (MAXINTRS<<8) | MAXSLOTS;
+ ret = (MAXPORTS<<24) | (MAXINTRS<<8) | MAXSLOTS;
+ break;
case 0x08: /* HCSPARAMS 2 */
- return 0x0000000f;
+ ret = 0x0000000f;
+ break;
case 0x0c: /* HCSPARAMS 3 */
- return 0x00000000;
+ ret = 0x00000000;
+ break;
case 0x10: /* HCCPARAMS */
-#if TARGET_PHYS_ADDR_BITS > 32
- return 0x00081001;
-#else
- return 0x00081000;
-#endif
+ if (sizeof(dma_addr_t) == 4) {
+ ret = 0x00081000;
+ } else {
+ ret = 0x00081001;
+ }
+ break;
case 0x14: /* DBOFF */
- return OFF_DOORBELL;
+ ret = OFF_DOORBELL;
+ break;
case 0x18: /* RTSOFF */
- return OFF_RUNTIME;
+ ret = OFF_RUNTIME;
+ break;
/* extended capabilities */
case 0x20: /* Supported Protocol:00 */
-#if USB3_PORTS > 0
- return 0x02000402; /* USB 2.0 */
-#else
- return 0x02000002; /* USB 2.0 */
-#endif
+ ret = 0x02000402; /* USB 2.0 */
+ break;
case 0x24: /* Supported Protocol:04 */
- return 0x20425455; /* "USB " */
+ ret = 0x20425455; /* "USB " */
+ break;
case 0x28: /* Supported Protocol:08 */
- return 0x00000001 | (USB2_PORTS<<8);
+ ret = 0x00000001 | (USB2_PORTS<<8);
+ break;
case 0x2c: /* Supported Protocol:0c */
- return 0x00000000; /* reserved */
-#if USB3_PORTS > 0
+ ret = 0x00000000; /* reserved */
+ break;
case 0x30: /* Supported Protocol:00 */
- return 0x03000002; /* USB 3.0 */
+ ret = 0x03000002; /* USB 3.0 */
+ break;
case 0x34: /* Supported Protocol:04 */
- return 0x20425455; /* "USB " */
+ ret = 0x20425455; /* "USB " */
+ break;
case 0x38: /* Supported Protocol:08 */
- return 0x00000000 | (USB2_PORTS+1) | (USB3_PORTS<<8);
+ ret = 0x00000000 | (USB2_PORTS+1) | (USB3_PORTS<<8);
+ break;
case 0x3c: /* Supported Protocol:0c */
- return 0x00000000; /* reserved */
-#endif
+ ret = 0x00000000; /* reserved */
+ break;
default:
fprintf(stderr, "xhci_cap_read: reg %d unimplemented\n", reg);
+ ret = 0;
}
- return 0;
+
+ trace_usb_xhci_cap_read(reg, ret);
+ return ret;
}
static uint32_t xhci_port_read(XHCIState *xhci, uint32_t reg)
{
uint32_t port = reg >> 4;
+ uint32_t ret;
+
if (port >= MAXPORTS) {
fprintf(stderr, "xhci_port_read: port %d out of bounds\n", port);
- return 0;
+ ret = 0;
+ goto out;
}
switch (reg & 0xf) {
case 0x00: /* PORTSC */
- return xhci->ports[port].portsc;
+ ret = xhci->ports[port].portsc;
+ break;
case 0x04: /* PORTPMSC */
case 0x08: /* PORTLI */
- return 0;
+ ret = 0;
+ break;
case 0x0c: /* reserved */
default:
fprintf(stderr, "xhci_port_read (port %d): reg 0x%x unimplemented\n",
port, reg);
- return 0;
+ ret = 0;
}
+
+out:
+ trace_usb_xhci_port_read(port, reg & 0x0f, ret);
+ return ret;
}
static void xhci_port_write(XHCIState *xhci, uint32_t reg, uint32_t val)
@@ -2420,6 +2421,8 @@ static void xhci_port_write(XHCIState *xhci, uint32_t reg, uint32_t val)
uint32_t port = reg >> 4;
uint32_t portsc;
+ trace_usb_xhci_port_write(port, reg & 0x0f, val);
+
if (port >= MAXPORTS) {
fprintf(stderr, "xhci_port_read: port %d out of bounds\n", port);
return;
@@ -2457,7 +2460,7 @@ static void xhci_port_write(XHCIState *xhci, uint32_t reg, uint32_t val)
static uint32_t xhci_oper_read(XHCIState *xhci, uint32_t reg)
{
- DPRINTF("xhci_oper_read(0x%x)\n", reg);
+ uint32_t ret;
if (reg >= 0x400) {
return xhci_port_read(xhci, reg - 0x400);
@@ -2465,38 +2468,50 @@ static uint32_t xhci_oper_read(XHCIState *xhci, uint32_t reg)
switch (reg) {
case 0x00: /* USBCMD */
- return xhci->usbcmd;
+ ret = xhci->usbcmd;
+ break;
case 0x04: /* USBSTS */
- return xhci->usbsts;
+ ret = xhci->usbsts;
+ break;
case 0x08: /* PAGESIZE */
- return 1; /* 4KiB */
+ ret = 1; /* 4KiB */
+ break;
case 0x14: /* DNCTRL */
- return xhci->dnctrl;
+ ret = xhci->dnctrl;
+ break;
case 0x18: /* CRCR low */
- return xhci->crcr_low & ~0xe;
+ ret = xhci->crcr_low & ~0xe;
+ break;
case 0x1c: /* CRCR high */
- return xhci->crcr_high;
+ ret = xhci->crcr_high;
+ break;
case 0x30: /* DCBAAP low */
- return xhci->dcbaap_low;
+ ret = xhci->dcbaap_low;
+ break;
case 0x34: /* DCBAAP high */
- return xhci->dcbaap_high;
+ ret = xhci->dcbaap_high;
+ break;
case 0x38: /* CONFIG */
- return xhci->config;
+ ret = xhci->config;
+ break;
default:
fprintf(stderr, "xhci_oper_read: reg 0x%x unimplemented\n", reg);
+ ret = 0;
}
- return 0;
+
+ trace_usb_xhci_oper_read(reg, ret);
+ return ret;
}
static void xhci_oper_write(XHCIState *xhci, uint32_t reg, uint32_t val)
{
- DPRINTF("xhci_oper_write(0x%x, 0x%08x)\n", reg, val);
-
if (reg >= 0x400) {
xhci_port_write(xhci, reg - 0x400, val);
return;
}
+ trace_usb_xhci_oper_write(reg, val);
+
switch (reg) {
case 0x00: /* USBCMD */
if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) {
@@ -2506,7 +2521,7 @@ static void xhci_oper_write(XHCIState *xhci, uint32_t reg, uint32_t val)
}
xhci->usbcmd = val & 0xc0f;
if (val & USBCMD_HCRST) {
- xhci_reset(xhci);
+ xhci_reset(&xhci->pci_dev.qdev);
}
xhci_irq_update(xhci);
break;
@@ -2552,35 +2567,46 @@ static void xhci_oper_write(XHCIState *xhci, uint32_t reg, uint32_t val)
static uint32_t xhci_runtime_read(XHCIState *xhci, uint32_t reg)
{
- DPRINTF("xhci_runtime_read(0x%x)\n", reg);
+ uint32_t ret;
switch (reg) {
case 0x00: /* MFINDEX */
fprintf(stderr, "xhci_runtime_read: MFINDEX not yet implemented\n");
- return xhci->mfindex;
+ ret = xhci->mfindex;
+ break;
case 0x20: /* IMAN */
- return xhci->iman;
+ ret = xhci->iman;
+ break;
case 0x24: /* IMOD */
- return xhci->imod;
+ ret = xhci->imod;
+ break;
case 0x28: /* ERSTSZ */
- return xhci->erstsz;
+ ret = xhci->erstsz;
+ break;
case 0x30: /* ERSTBA low */
- return xhci->erstba_low;
+ ret = xhci->erstba_low;
+ break;
case 0x34: /* ERSTBA high */
- return xhci->erstba_high;
+ ret = xhci->erstba_high;
+ break;
case 0x38: /* ERDP low */
- return xhci->erdp_low;
+ ret = xhci->erdp_low;
+ break;
case 0x3c: /* ERDP high */
- return xhci->erdp_high;
+ ret = xhci->erdp_high;
+ break;
default:
fprintf(stderr, "xhci_runtime_read: reg 0x%x unimplemented\n", reg);
+ ret = 0;
}
- return 0;
+
+ trace_usb_xhci_runtime_read(reg, ret);
+ return ret;
}
static void xhci_runtime_write(XHCIState *xhci, uint32_t reg, uint32_t val)
{
- DPRINTF("xhci_runtime_write(0x%x, 0x%08x)\n", reg, val);
+ trace_usb_xhci_runtime_read(reg, val);
switch (reg) {
case 0x20: /* IMAN */
@@ -2623,14 +2649,14 @@ static void xhci_runtime_write(XHCIState *xhci, uint32_t reg, uint32_t val)
static uint32_t xhci_doorbell_read(XHCIState *xhci, uint32_t reg)
{
- DPRINTF("xhci_doorbell_read(0x%x)\n", reg);
/* doorbells always read as 0 */
+ trace_usb_xhci_doorbell_read(reg, 0);
return 0;
}
static void xhci_doorbell_write(XHCIState *xhci, uint32_t reg, uint32_t val)
{
- DPRINTF("xhci_doorbell_write(0x%x, 0x%08x)\n", reg, val);
+ trace_usb_xhci_doorbell_write(reg, val);
if (!xhci_running(xhci)) {
fprintf(stderr, "xhci: wrote doorbell while xHC stopped or paused\n");
@@ -2831,8 +2857,6 @@ static void usb_xhci_init(XHCIState *xhci, DeviceState *dev)
for (i = 0; i < MAXSLOTS; i++) {
xhci->slots[i].enabled = 0;
}
-
- qemu_register_reset(xhci_reset, xhci);
}
static int usb_xhci_initfn(struct PCIDevice *dev)
@@ -2895,6 +2919,7 @@ static void xhci_class_init(ObjectClass *klass, void *data)
dc->vmsd = &vmstate_xhci;
dc->props = xhci_properties;
+ dc->reset = xhci_reset;
k->init = usb_xhci_initfn;
k->vendor_id = PCI_VENDOR_ID_NEC;
k->device_id = PCI_DEVICE_ID_NEC_UPD720200;
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-25 11:00:15 +0000