@@ -16,6 +16,7 @@
#include "qapi/error.h"
#include "hw/usb.h"
#include "hw/qdev-properties.h"
+#include "trace.h"
#include "desc.h"
#include "canokey.h"
@@ -64,6 +65,7 @@ static const USBDesc desc_canokey = {
/* Implement canokey-qemu functions */
int canokey_emu_stall_ep(void *base, uint8_t ep)
{
+ trace_canokey_emu_stall_ep(ep);
CanoKeyState *key = base;
uint8_t ep_in = CANOKEY_EP_IN(ep); /* INTR IN has ep 129 */
qemu_mutex_lock(&key->ep_in_mutex[ep_in]);
@@ -75,6 +77,7 @@ int canokey_emu_stall_ep(void *base, uint8_t ep)
int canokey_emu_set_address(void *base, uint8_t addr)
{
+ trace_canokey_emu_set_address(addr);
CanoKeyState *key = base;
key->dev.addr = addr;
return 0;
@@ -83,6 +86,7 @@ int canokey_emu_set_address(void *base, uint8_t addr)
int canokey_emu_prepare_receive(
void *base, uint8_t ep, uint8_t *pbuf, uint16_t size)
{
+ trace_canokey_emu_prepare_receive(ep, size);
CanoKeyState *key = base;
/*
* No mutex here because it is usually called by
@@ -96,6 +100,7 @@ int canokey_emu_prepare_receive(
int canokey_emu_transmit(
void *base, uint8_t ep, const uint8_t *pbuf, uint16_t size)
{
+ trace_canokey_emu_transmit(ep, size);
CanoKeyState *key = base;
uint8_t ep_in = CANOKEY_EP_IN(ep); /* INTR IN has ep 129 */
qemu_mutex_lock(&key->ep_in_mutex[ep_in]);
@@ -114,6 +119,7 @@ uint32_t canokey_emu_get_rx_data_size(void *base, uint8_t ep)
static void *canokey_thread(void *arg)
{
+ trace_canokey_thread_start();
CanoKeyState *key = arg;
while (true) {
@@ -124,6 +130,7 @@ static void *canokey_thread(void *arg)
/* Exit thread check */
if (key->stop_thread) {
+ trace_canokey_thread_stop();
key->stop_thread = false;
break;
}
@@ -135,6 +142,7 @@ static void *canokey_thread(void *arg)
static void canokey_handle_reset(USBDevice *dev)
{
+ trace_canokey_handle_reset();
CanoKeyState *key = CANOKEY(dev);
for (int i = 0; i != CANOKEY_EP_NUM; ++i) {
key->ep_in_status[i] = CANOKEY_EP_IN_WAIT;
@@ -146,6 +154,7 @@ static void canokey_handle_reset(USBDevice *dev)
static void canokey_handle_control(USBDevice *dev, USBPacket *p,
int request, int value, int index, int length, uint8_t *data)
{
+ trace_canokey_handle_control_setup(request, value, index, length);
CanoKeyState *key = CANOKEY(dev);
canokey_emu_setup(request, value, index, length);
@@ -155,6 +164,7 @@ static void canokey_handle_control(USBDevice *dev, USBPacket *p,
uint32_t dir_in = request & DeviceRequest;
if (!dir_in) {
/* OUT */
+ trace_canokey_handle_control_out();
qemu_mutex_lock(&key->key_mutex);
if (key->ep_out[0] != NULL) {
memcpy(key->ep_out[0], data, length);
@@ -179,6 +189,8 @@ static void canokey_handle_control(USBDevice *dev, USBPacket *p,
p->actual_length = key->ep_in_size[ep_in];
qemu_mutex_unlock(&key->ep_in_mutex[ep_in]);
+
+ trace_canokey_handle_control_in(p->actual_length);
}
static void canokey_handle_data(USBDevice *dev, USBPacket *p)
@@ -190,9 +202,12 @@ static void canokey_handle_data(USBDevice *dev, USBPacket *p)
uint32_t in_len;
switch (p->pid) {
case USB_TOKEN_OUT:
+ trace_canokey_handle_data_out(ep_out);
qemu_mutex_lock(&key->key_mutex);
if (p->iov.size > key->ep_out_size[ep_out]) {
/* unlikely we will reach here, but check still needed */
+ trace_canokey_handle_data_out_err(
+ ep_out, p->iov.size, key->ep_out_size[ep_out]);
p->status = USB_RET_NAK;
qemu_mutex_unlock(&key->key_mutex);
break;
@@ -213,6 +228,7 @@ static void canokey_handle_data(USBDevice *dev, USBPacket *p)
qemu_mutex_unlock(&key->ep_in_mutex[ep_in]);
break;
}
+ trace_canokey_handle_data_in(ep_in);
if (key->ep_in_status[ep_in] == CANOKEY_EP_IN_STALL) {
p->status = USB_RET_STALL;
}
@@ -243,6 +259,7 @@ static void canokey_handle_data(USBDevice *dev, USBPacket *p)
static void canokey_realize(USBDevice *base, Error **errp)
{
+ trace_canokey_realize();
CanoKeyState *key = CANOKEY(base);
if (key->file == NULL) {
@@ -274,6 +291,7 @@ static void canokey_realize(USBDevice *base, Error **errp)
static void canokey_unrealize(USBDevice *base)
{
+ trace_canokey_unrealize();
CanoKeyState *key = CANOKEY(base);
/* Thread */
@@ -345,3 +345,20 @@ usb_serial_set_baud(int bus, int addr, int baud) "dev %d:%u baud rate %d"
usb_serial_set_data(int bus, int addr, int parity, int data, int stop) "dev %d:%u parity %c, data bits %d, stop bits %d"
usb_serial_set_flow_control(int bus, int addr, int index) "dev %d:%u flow control %d"
usb_serial_set_xonxoff(int bus, int addr, uint8_t xon, uint8_t xoff) "dev %d:%u xon 0x%x xoff 0x%x"
+
+# canokey.c
+canokey_emu_stall_ep(uint8_t ep) "ep %d"
+canokey_emu_set_address(uint8_t addr) "addr %d"
+canokey_emu_prepare_receive(uint8_t ep, uint16_t size) "ep %d size %d"
+canokey_emu_transmit(uint8_t ep, uint16_t size) "ep %d size %d"
+canokey_thread_start(void)
+canokey_thread_stop(void)
+canokey_handle_reset(void)
+canokey_handle_control_setup(int request, int value, int index, int length) "request 0x%04X value 0x%04X index 0x%04X length 0x%04X"
+canokey_handle_control_out(void)
+canokey_handle_control_in(int actual_len) "actual len %d"
+canokey_handle_data_out(uint8_t ep_out) "ep %d"
+canokey_handle_data_out_err(uint8_t ep_out, uint32_t income, uint32_t buffer_size) "ep %d overflow! income %d, buffer size %d"
+canokey_handle_data_in(uint8_t ep_out) "ep %d"
+canokey_realize(void)
+canokey_unrealize(void)
Signed-off-by: Hongren (Zenithal) Zheng <i@zenithal.me> --- hw/usb/canokey.c | 18 ++++++++++++++++++ hw/usb/trace-events | 17 +++++++++++++++++ 2 files changed, 35 insertions(+)