#include "qemu-common.h"
#include "qemu-timer.h"
#include "monitor.h"
+#include "sysemu.h"
#include <dirent.h>
#include <sys/ioctl.h>
uint16_t wLength;
};
-typedef int USBScanFunc(void *opaque, int bus_num, int addr, int class_id,
- int vendor_id, int product_id,
+typedef int USBScanFunc(void *opaque, int bus_num, int addr, int devpath,
+ int class_id, int vendor_id, int product_id,
const char *product_name, int speed);
//#define DEBUG
#ifdef DEBUG
-#define dprintf printf
+#define DPRINTF printf
#else
-#define dprintf(...)
+#define DPRINTF(...)
#endif
#define USBDBG_DEVOPENED "husb: opened %s/devices\n"
/*
* Control transfer state.
- * Note that 'buffer' _must_ follow 'req' field because
+ * Note that 'buffer' _must_ follow 'req' field because
* we need contigious buffer when we submit control URB.
- */
+ */
struct ctrl_struct {
uint16_t len;
uint16_t offset;
uint8_t state;
struct usb_ctrlrequest req;
- uint8_t buffer[2048];
+ uint8_t buffer[8192];
};
struct USBAutoFilter {
int configuration;
int ninterfaces;
int closing;
+ Notifier exit;
struct ctrl_struct ctrl;
struct endp_data endp_table[MAX_ENDPOINTS];
/* Host side address */
int bus_num;
int addr;
+ int devpath;
struct USBAutoFilter match;
QTAILQ_ENTRY(USBHostDevice) next;
static int usb_host_close(USBHostDevice *dev);
static int parse_filter(const char *spec, struct USBAutoFilter *f);
static void usb_host_auto_check(void *unused);
+static int usb_host_read_file(char *line, size_t line_size,
+ const char *device_file, const char *device_name);
static int is_isoc(USBHostDevice *s, int ep)
{
s->endp_table[ep - 1].halted = 1;
}
-/*
+/*
* Async URB state.
* We always allocate one isoc descriptor even for bulk transfers
- * to simplify allocation and casts.
+ * to simplify allocation and casts.
*/
typedef struct AsyncURB
{
AsyncURB *aurb;
while (1) {
- USBPacket *p;
+ USBPacket *p;
- int r = ioctl(s->fd, USBDEVFS_REAPURBNDELAY, &aurb);
+ int r = ioctl(s->fd, USBDEVFS_REAPURBNDELAY, &aurb);
if (r < 0) {
- if (errno == EAGAIN)
+ if (errno == EAGAIN) {
return;
-
+ }
if (errno == ENODEV && !s->closing) {
- printf("husb: device %d.%d disconnected\n", s->bus_num, s->addr);
+ printf("husb: device %d.%d disconnected\n",
+ s->bus_num, s->addr);
usb_host_close(s);
usb_host_auto_check(NULL);
return;
}
- dprintf("husb: async. reap urb failed errno %d\n", errno);
+ DPRINTF("husb: async. reap urb failed errno %d\n", errno);
return;
}
p = aurb->packet;
- dprintf("husb: async completed. aurb %p status %d alen %d\n",
+ DPRINTF("husb: async completed. aurb %p status %d alen %d\n",
aurb, aurb->urb.status, aurb->urb.actual_length);
- if (p) {
+ if (p) {
switch (aurb->urb.status) {
case 0:
p->len = aurb->urb.actual_length;
- if (aurb->urb.type == USBDEVFS_URB_TYPE_CONTROL)
+ if (aurb->urb.type == USBDEVFS_URB_TYPE_CONTROL) {
async_complete_ctrl(s, p);
+ }
break;
case -EPIPE:
set_halt(s, p->devep);
- p->len = USB_RET_STALL;
- break;
+ p->len = USB_RET_STALL;
+ break;
default:
p->len = USB_RET_NAK;
}
usb_packet_complete(p);
- }
+ }
async_free(aurb);
}
AsyncURB *aurb = opaque;
USBHostDevice *s = aurb->hdev;
- dprintf("husb: async cancel. aurb %p\n", aurb);
+ DPRINTF("husb: async cancel. aurb %p\n", aurb);
/* Mark it as dead (see async_complete above) */
aurb->packet = NULL;
int r = ioctl(s->fd, USBDEVFS_DISCARDURB, aurb);
if (r < 0) {
- dprintf("husb: async. discard urb failed errno %d\n", errno);
+ DPRINTF("husb: async. discard urb failed errno %d\n", errno);
}
}
static int usb_host_claim_interfaces(USBHostDevice *dev, int configuration)
{
int dev_descr_len, config_descr_len;
- int interface, nb_interfaces, nb_configurations;
+ int interface, nb_interfaces;
int ret, i;
if (configuration == 0) /* address state - ignore */
return 1;
- dprintf("husb: claiming interfaces. config %d\n", configuration);
+ DPRINTF("husb: claiming interfaces. config %d\n", configuration);
i = 0;
dev_descr_len = dev->descr[0];
- if (dev_descr_len > dev->descr_len)
+ if (dev_descr_len > dev->descr_len) {
goto fail;
- nb_configurations = dev->descr[17];
+ }
i += dev_descr_len;
while (i < dev->descr_len) {
- dprintf("husb: i is %d, descr_len is %d, dl %d, dt %d\n", i, dev->descr_len,
+ DPRINTF("husb: i is %d, descr_len is %d, dl %d, dt %d\n",
+ i, dev->descr_len,
dev->descr[i], dev->descr[i+1]);
if (dev->descr[i+1] != USB_DT_CONFIG) {
}
config_descr_len = dev->descr[i];
- printf("husb: config #%d need %d\n", dev->descr[i + 5], configuration);
+ printf("husb: config #%d need %d\n", dev->descr[i + 5], configuration);
if (configuration < 0 || configuration == dev->descr[i + 5]) {
configuration = dev->descr[i + 5];
}
if (i >= dev->descr_len) {
- fprintf(stderr, "husb: update iface failed. no matching configuration\n");
+ fprintf(stderr,
+ "husb: update iface failed. no matching configuration\n");
goto fail;
}
nb_interfaces = dev->descr[i + 4];
{
int ret, i;
- dprintf("husb: releasing interfaces\n");
+ DPRINTF("husb: releasing interfaces\n");
for (i = 0; i < s->ninterfaces; i++) {
ret = ioctl(s->fd, USBDEVFS_RELEASEINTERFACE, &i);
{
USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev);
- dprintf("husb: reset device %u.%u\n", s->bus_num, s->addr);
+ DPRINTF("husb: reset device %u.%u\n", s->bus_num, s->addr);
ioctl(s->fd, USBDEVFS_RESET);
usb_host_close(s);
QTAILQ_REMOVE(&hostdevs, s, next);
+ qemu_remove_exit_notifier(&s->exit);
}
static int usb_linux_update_endp_table(USBHostDevice *s);
urb = &aurb->urb;
- if (p->pid == USB_TOKEN_IN)
- urb->endpoint = p->devep | 0x80;
- else
- urb->endpoint = p->devep;
+ if (p->pid == USB_TOKEN_IN) {
+ urb->endpoint = p->devep | 0x80;
+ } else {
+ urb->endpoint = p->devep;
+ }
if (is_halted(s, p->devep)) {
- ret = ioctl(s->fd, USBDEVFS_CLEAR_HALT, &urb->endpoint);
+ ret = ioctl(s->fd, USBDEVFS_CLEAR_HALT, &urb->endpoint);
if (ret < 0) {
- dprintf("husb: failed to clear halt. ep 0x%x errno %d\n",
+ DPRINTF("husb: failed to clear halt. ep 0x%x errno %d\n",
urb->endpoint, errno);
return USB_RET_NAK;
}
ret = ioctl(s->fd, USBDEVFS_SUBMITURB, urb);
- dprintf("husb: data submit. ep 0x%x len %u aurb %p\n", urb->endpoint, p->len, aurb);
+ DPRINTF("husb: data submit. ep 0x%x len %u aurb %p\n",
+ urb->endpoint, p->len, aurb);
if (ret < 0) {
- dprintf("husb: submit failed. errno %d\n", errno);
+ DPRINTF("husb: submit failed. errno %d\n", errno);
async_free(aurb);
switch(errno) {
static int ctrl_error(void)
{
- if (errno == ETIMEDOUT)
+ if (errno == ETIMEDOUT) {
return USB_RET_NAK;
- else
+ } else {
return USB_RET_STALL;
+ }
}
static int usb_host_set_address(USBHostDevice *s, int addr)
{
- dprintf("husb: ctrl set addr %u\n", addr);
+ DPRINTF("husb: ctrl set addr %u\n", addr);
s->dev.addr = addr;
return 0;
}
usb_host_release_interfaces(s);
int ret = ioctl(s->fd, USBDEVFS_SETCONFIGURATION, &config);
-
- dprintf("husb: ctrl set config %d ret %d errno %d\n", config, ret, errno);
-
- if (ret < 0)
+
+ DPRINTF("husb: ctrl set config %d ret %d errno %d\n", config, ret, errno);
+
+ if (ret < 0) {
return ctrl_error();
-
+ }
usb_host_claim_interfaces(s, config);
return 0;
}
si.interface = iface;
si.altsetting = alt;
ret = ioctl(s->fd, USBDEVFS_SETINTERFACE, &si);
-
- dprintf("husb: ctrl set iface %d altset %d ret %d errno %d\n",
- iface, alt, ret, errno);
-
- if (ret < 0)
- return ctrl_error();
+ DPRINTF("husb: ctrl set iface %d altset %d ret %d errno %d\n",
+ iface, alt, ret, errno);
+
+ if (ret < 0) {
+ return ctrl_error();
+ }
usb_linux_update_endp_table(s);
return 0;
}
int ret, value, index;
int buffer_len;
- /*
+ /*
* Process certain standard device requests.
* These are infrequent and are processed synchronously.
*/
value = le16_to_cpu(s->ctrl.req.wValue);
index = le16_to_cpu(s->ctrl.req.wIndex);
- dprintf("husb: ctrl type 0x%x req 0x%x val 0x%x index %u len %u\n",
- s->ctrl.req.bRequestType, s->ctrl.req.bRequest, value, index,
- s->ctrl.len);
+ DPRINTF("husb: ctrl type 0x%x req 0x%x val 0x%x index %u len %u\n",
+ s->ctrl.req.bRequestType, s->ctrl.req.bRequest, value, index,
+ s->ctrl.len);
if (s->ctrl.req.bRequestType == 0) {
switch (s->ctrl.req.bRequest) {
}
if (s->ctrl.req.bRequestType == 1 &&
- s->ctrl.req.bRequest == USB_REQ_SET_INTERFACE)
+ s->ctrl.req.bRequest == USB_REQ_SET_INTERFACE) {
return usb_host_set_interface(s, index, value);
+ }
/* The rest are asynchronous */
aurb->hdev = s;
aurb->packet = p;
- /*
+ /*
* Setup ctrl transfer.
*
* s->ctrl is layed out such that data buffer immediately follows
* 'req' struct which is exactly what usbdevfs expects.
- */
+ */
urb = &aurb->urb;
urb->type = USBDEVFS_URB_TYPE_CONTROL;
ret = ioctl(s->fd, USBDEVFS_SUBMITURB, urb);
- dprintf("husb: submit ctrl. len %u aurb %p\n", urb->buffer_length, aurb);
+ DPRINTF("husb: submit ctrl. len %u aurb %p\n", urb->buffer_length, aurb);
if (ret < 0) {
- dprintf("husb: submit failed. errno %d\n", errno);
+ DPRINTF("husb: submit failed. errno %d\n", errno);
async_free(aurb);
switch(errno) {
USBHostDevice *s = (USBHostDevice *) dev;
int ret = 0;
- if (p->len != 8)
+ if (p->len != 8) {
return USB_RET_STALL;
-
+ }
+
memcpy(&s->ctrl.req, p->data, 8);
s->ctrl.len = le16_to_cpu(s->ctrl.req.wLength);
s->ctrl.offset = 0;
if (s->ctrl.req.bRequestType & USB_DIR_IN) {
ret = usb_host_handle_control(s, p);
- if (ret < 0)
+ if (ret < 0) {
return ret;
+ }
- if (ret < s->ctrl.len)
+ if (ret < s->ctrl.len) {
s->ctrl.len = ret;
+ }
s->ctrl.state = CTRL_STATE_DATA;
} else {
- if (s->ctrl.len == 0)
+ if (s->ctrl.len == 0) {
s->ctrl.state = CTRL_STATE_ACK;
- else
+ } else {
s->ctrl.state = CTRL_STATE_DATA;
+ }
}
return ret;
USBHostDevice *s = (USBHostDevice *) dev;
int ret = 0;
- if (p->devep != 0)
+ if (p->devep != 0) {
return usb_host_handle_data(s, p);
+ }
switch(s->ctrl.state) {
case CTRL_STATE_ACK:
if (!(s->ctrl.req.bRequestType & USB_DIR_IN)) {
ret = usb_host_handle_control(s, p);
- if (ret == USB_RET_ASYNC)
+ if (ret == USB_RET_ASYNC) {
return USB_RET_ASYNC;
-
+ }
s->ctrl.state = CTRL_STATE_IDLE;
return ret > 0 ? 0 : ret;
}
case CTRL_STATE_DATA:
if (s->ctrl.req.bRequestType & USB_DIR_IN) {
int len = s->ctrl.len - s->ctrl.offset;
- if (len > p->len)
+ if (len > p->len) {
len = p->len;
+ }
memcpy(p->data, s->ctrl.buffer + s->ctrl.offset, len);
s->ctrl.offset += len;
- if (s->ctrl.offset >= s->ctrl.len)
+ if (s->ctrl.offset >= s->ctrl.len) {
s->ctrl.state = CTRL_STATE_ACK;
+ }
return len;
}
{
USBHostDevice *s = (USBHostDevice *) dev;
- if (p->devep != 0)
+ if (p->devep != 0) {
return usb_host_handle_data(s, p);
+ }
switch(s->ctrl.state) {
case CTRL_STATE_ACK:
case CTRL_STATE_DATA:
if (!(s->ctrl.req.bRequestType & USB_DIR_IN)) {
int len = s->ctrl.len - s->ctrl.offset;
- if (len > p->len)
+ if (len > p->len) {
len = p->len;
+ }
memcpy(s->ctrl.buffer + s->ctrl.offset, p->data, len);
s->ctrl.offset += len;
- if (s->ctrl.offset >= s->ctrl.len)
+ if (s->ctrl.offset >= s->ctrl.len) {
s->ctrl.state = CTRL_STATE_ACK;
+ }
return len;
}
}
/* Rest of the PIDs must match our address */
- if (s->state < USB_STATE_DEFAULT || p->devaddr != s->addr)
+ if (s->state < USB_STATE_DEFAULT || p->devaddr != s->addr) {
return USB_RET_NODEV;
+ }
switch (p->pid) {
case USB_TOKEN_SETUP:
case USB_TOKEN_OUT:
return do_token_out(s, p);
-
+
default:
return USB_RET_STALL;
}
}
-/* returns 1 on problem encountered or 0 for success */
-static int usb_linux_update_endp_table(USBHostDevice *s)
+static int usb_linux_get_configuration(USBHostDevice *s)
{
- uint8_t *descriptors;
- uint8_t devep, type, configuration, alt_interface;
+ uint8_t configuration;
struct usb_ctrltransfer ct;
- int interface, ret, length, i;
+ int ret;
+
+ if (usb_fs_type == USB_FS_SYS) {
+ char device_name[32], line[1024];
+ int configuration;
+
+ sprintf(device_name, "%d-%d", s->bus_num, s->devpath);
+
+ if (!usb_host_read_file(line, sizeof(line), "bConfigurationValue",
+ device_name)) {
+ goto usbdevfs;
+ }
+ if (sscanf(line, "%d", &configuration) != 1) {
+ goto usbdevfs;
+ }
+ return configuration;
+ }
+usbdevfs:
ct.bRequestType = USB_DIR_IN;
ct.bRequest = USB_REQ_GET_CONFIGURATION;
ct.wValue = 0;
ret = ioctl(s->fd, USBDEVFS_CONTROL, &ct);
if (ret < 0) {
- perror("usb_linux_update_endp_table");
- return 1;
+ perror("usb_linux_get_configuration");
+ return -1;
}
/* in address state */
- if (configuration == 0)
+ if (configuration == 0) {
+ return -1;
+ }
+
+ return configuration;
+}
+
+/* returns 1 on problem encountered or 0 for success */
+static int usb_linux_update_endp_table(USBHostDevice *s)
+{
+ uint8_t *descriptors;
+ uint8_t devep, type, configuration, alt_interface;
+ struct usb_ctrltransfer ct;
+ int interface, ret, length, i;
+
+ i = usb_linux_get_configuration(s);
+ if (i < 0)
return 1;
+ configuration = i;
/* get the desired configuration, interface, and endpoint descriptors
* from device description */
if (descriptors[i + 1] != USB_DT_CONFIG ||
descriptors[i + 5] != configuration) {
- dprintf("invalid descriptor data - configuration\n");
+ DPRINTF("invalid descriptor data - configuration\n");
return 1;
}
i += descriptors[i];
}
/* advance to the endpoints */
- while (i < length && descriptors[i +1] != USB_DT_ENDPOINT)
+ while (i < length && descriptors[i +1] != USB_DT_ENDPOINT) {
i += descriptors[i];
+ }
if (i >= length)
break;
while (i < length) {
- if (descriptors[i + 1] != USB_DT_ENDPOINT)
+ if (descriptors[i + 1] != USB_DT_ENDPOINT) {
break;
+ }
devep = descriptors[i + 2];
switch (descriptors[i + 3] & 0x3) {
type = USBDEVFS_URB_TYPE_INTERRUPT;
break;
default:
- dprintf("usb_host: malformed endpoint type\n");
+ DPRINTF("usb_host: malformed endpoint type\n");
type = USBDEVFS_URB_TYPE_BULK;
}
s->endp_table[(devep & 0xf) - 1].type = type;
}
static int usb_host_open(USBHostDevice *dev, int bus_num,
- int addr, const char *prod_name)
+ int addr, int devpath, const char *prod_name)
{
int fd = -1, ret;
struct usbdevfs_connectinfo ci;
char buf[1024];
- if (dev->fd != -1)
+ if (dev->fd != -1) {
goto fail;
-
+ }
printf("husb: open device %d.%d\n", bus_num, addr);
if (!usb_host_device_path) {
perror(buf);
goto fail;
}
- dprintf("husb: opened %s\n", buf);
+ DPRINTF("husb: opened %s\n", buf);
dev->bus_num = bus_num;
dev->addr = addr;
+ dev->devpath = devpath;
dev->fd = fd;
/* read the device description */
{
int x;
printf("=== begin dumping device descriptor data ===\n");
- for (x = 0; x < dev->descr_len; x++)
+ for (x = 0; x < dev->descr_len; x++) {
printf("%02x ", dev->descr[x]);
+ }
printf("\n=== end dumping device descriptor data ===\n");
}
#endif
- /*
- * Initial configuration is -1 which makes us claim first
+ /*
+ * Initial configuration is -1 which makes us claim first
* available config. We used to start with 1, which does not
- * always work. I've seen devices where first config starts
+ * always work. I've seen devices where first config starts
* with 2.
*/
- if (!usb_host_claim_interfaces(dev, -1))
+ if (!usb_host_claim_interfaces(dev, -1)) {
goto fail;
+ }
ret = ioctl(fd, USBDEVFS_CONNECTINFO, &ci);
if (ret < 0) {
printf("husb: grabbed usb device %d.%d\n", bus_num, addr);
ret = usb_linux_update_endp_table(dev);
- if (ret)
+ if (ret) {
goto fail;
+ }
- if (ci.slow)
+ if (ci.slow) {
dev->dev.speed = USB_SPEED_LOW;
- else
+ } else {
dev->dev.speed = USB_SPEED_HIGH;
+ }
- if (!prod_name || prod_name[0] == '\0')
+ if (!prod_name || prod_name[0] == '\0') {
snprintf(dev->dev.product_desc, sizeof(dev->dev.product_desc),
"host:%d.%d", bus_num, addr);
- else
+ } else {
pstrcpy(dev->dev.product_desc, sizeof(dev->dev.product_desc),
prod_name);
+ }
/* USB devio uses 'write' flag to check for async completions */
qemu_set_fd_handler(dev->fd, NULL, async_complete, dev);
fail:
dev->fd = -1;
- if (fd != -1)
+ if (fd != -1) {
close(fd);
+ }
return -1;
}
static int usb_host_close(USBHostDevice *dev)
{
- if (dev->fd == -1)
+ if (dev->fd == -1) {
return -1;
+ }
qemu_set_fd_handler(dev->fd, NULL, NULL, NULL);
dev->closing = 1;
async_complete(dev);
dev->closing = 0;
usb_device_detach(&dev->dev);
+ ioctl(dev->fd, USBDEVFS_RESET);
close(dev->fd);
dev->fd = -1;
return 0;
}
+static void usb_host_exit_notifier(struct Notifier* n)
+{
+ USBHostDevice *s = container_of(n, USBHostDevice, exit);
+
+ if (s->fd != -1) {
+ ioctl(s->fd, USBDEVFS_RESET);
+ }
+}
+
static int usb_host_initfn(USBDevice *dev)
{
USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev);
dev->auto_attach = 0;
s->fd = -1;
QTAILQ_INSERT_TAIL(&hostdevs, s, next);
+ s->exit.notify = usb_host_exit_notifier;
+ qemu_add_exit_notifier(&s->exit);
usb_host_auto_check(NULL);
return 0;
}
dev = usb_create(NULL /* FIXME */, "usb-host");
if (strstr(devname, "auto:")) {
- if (parse_filter(devname, &filter) < 0)
+ if (parse_filter(devname, &filter) < 0) {
goto fail;
+ }
} else {
if ((p = strchr(devname, '.'))) {
filter.bus_num = strtoul(devname, NULL, 0);
int bus_num, addr;
USBHostDevice *s;
- if (strstr(devname, "auto:"))
+ if (strstr(devname, "auto:")) {
return usb_host_auto_del(devname);
-
- if (usb_host_find_device(&bus_num, &addr, product_name, sizeof(product_name),
- devname) < 0)
+ }
+ if (usb_host_find_device(&bus_num, &addr, product_name,
+ sizeof(product_name), devname) < 0) {
return -1;
-
+ }
s = hostdev_find(bus_num, addr);
if (s) {
usb_device_delete_addr(s->bus_num, s->dev.addr);
const char *p;
char *q;
p = strstr(str, tag);
- if (!p)
+ if (!p) {
return -1;
+ }
p += strlen(tag);
- while (qemu_isspace(*p))
+ while (qemu_isspace(*p)) {
p++;
+ }
q = buf;
while (*p != '\0' && !strchr(stopchars, *p)) {
- if ((q - buf) < (buf_size - 1))
+ if ((q - buf) < (buf_size - 1)) {
*q++ = *p;
+ }
p++;
}
*q = '\0';
device_count = 0;
bus_num = addr = speed = class_id = product_id = vendor_id = 0;
for(;;) {
- if (fgets(line, sizeof(line), f) == NULL)
+ if (fgets(line, sizeof(line), f) == NULL) {
break;
- if (strlen(line) > 0)
+ }
+ if (strlen(line) > 0) {
line[strlen(line) - 1] = '\0';
+ }
if (line[0] == 'T' && line[1] == ':') {
if (device_count && (vendor_id || product_id)) {
/* New device. Add the previously discovered device. */
- ret = func(opaque, bus_num, addr, class_id, vendor_id,
+ ret = func(opaque, bus_num, addr, 0, class_id, vendor_id,
product_id, product_name, speed);
- if (ret)
+ if (ret) {
goto the_end;
+ }
}
- if (get_tag_value(buf, sizeof(buf), line, "Bus=", " ") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "Bus=", " ") < 0) {
goto fail;
+ }
bus_num = atoi(buf);
- if (get_tag_value(buf, sizeof(buf), line, "Dev#=", " ") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "Dev#=", " ") < 0) {
goto fail;
+ }
addr = atoi(buf);
- if (get_tag_value(buf, sizeof(buf), line, "Spd=", " ") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "Spd=", " ") < 0) {
goto fail;
- if (!strcmp(buf, "480"))
+ }
+ if (!strcmp(buf, "480")) {
speed = USB_SPEED_HIGH;
- else if (!strcmp(buf, "1.5"))
+ } else if (!strcmp(buf, "1.5")) {
speed = USB_SPEED_LOW;
- else
+ } else {
speed = USB_SPEED_FULL;
+ }
product_name[0] = '\0';
class_id = 0xff;
device_count++;
product_id = 0;
vendor_id = 0;
} else if (line[0] == 'P' && line[1] == ':') {
- if (get_tag_value(buf, sizeof(buf), line, "Vendor=", " ") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "Vendor=", " ") < 0) {
goto fail;
+ }
vendor_id = strtoul(buf, NULL, 16);
- if (get_tag_value(buf, sizeof(buf), line, "ProdID=", " ") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "ProdID=", " ") < 0) {
goto fail;
+ }
product_id = strtoul(buf, NULL, 16);
} else if (line[0] == 'S' && line[1] == ':') {
- if (get_tag_value(buf, sizeof(buf), line, "Product=", "") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "Product=", "") < 0) {
goto fail;
+ }
pstrcpy(product_name, sizeof(product_name), buf);
} else if (line[0] == 'D' && line[1] == ':') {
- if (get_tag_value(buf, sizeof(buf), line, "Cls=", " (") < 0)
+ if (get_tag_value(buf, sizeof(buf), line, "Cls=", " (") < 0) {
goto fail;
+ }
class_id = strtoul(buf, NULL, 16);
}
fail: ;
}
if (device_count && (vendor_id || product_id)) {
/* Add the last device. */
- ret = func(opaque, bus_num, addr, class_id, vendor_id,
+ ret = func(opaque, bus_num, addr, 0, class_id, vendor_id,
product_id, product_name, speed);
}
the_end:
- if (f)
+ if (f) {
fclose(f);
+ }
return ret;
}
*
* @return 0 failed, 1 succeeded ('line' contains data)
*/
-static int usb_host_read_file(char *line, size_t line_size, const char *device_file, const char *device_name)
+static int usb_host_read_file(char *line, size_t line_size,
+ const char *device_file, const char *device_name)
{
-#if 0
- Monitor *mon = cur_mon;
-#endif
FILE *f;
int ret = 0;
char filename[PATH_MAX];
if (f) {
ret = fgets(line, line_size, f) != NULL;
fclose(f);
-#if 0
- } else {
- if (mon)
- monitor_printf(mon, "husb: could not open %s\n", filename);
-#endif
}
return ret;
{
DIR *dir = NULL;
char line[1024];
- int bus_num, addr, speed, class_id, product_id, vendor_id;
+ int bus_num, addr, devpath, speed, class_id, product_id, vendor_id;
int ret = 0;
char product_name[512];
struct dirent *de;
while ((de = readdir(dir))) {
if (de->d_name[0] != '.' && !strchr(de->d_name, ':')) {
char *tmpstr = de->d_name;
- if (!strncmp(de->d_name, "usb", 3))
+ if (!strncmp(de->d_name, "usb", 3)) {
tmpstr += 3;
- bus_num = atoi(tmpstr);
+ }
+ if (sscanf(tmpstr, "%d-%d", &bus_num, &devpath) < 1) {
+ goto the_end;
+ }
- if (!usb_host_read_file(line, sizeof(line), "devnum", de->d_name))
+ if (!usb_host_read_file(line, sizeof(line), "devnum", de->d_name)) {
goto the_end;
- if (sscanf(line, "%d", &addr) != 1)
+ }
+ if (sscanf(line, "%d", &addr) != 1) {
goto the_end;
-
+ }
if (!usb_host_read_file(line, sizeof(line), "bDeviceClass",
- de->d_name))
+ de->d_name)) {
goto the_end;
- if (sscanf(line, "%x", &class_id) != 1)
+ }
+ if (sscanf(line, "%x", &class_id) != 1) {
goto the_end;
+ }
- if (!usb_host_read_file(line, sizeof(line), "idVendor", de->d_name))
+ if (!usb_host_read_file(line, sizeof(line), "idVendor",
+ de->d_name)) {
goto the_end;
- if (sscanf(line, "%x", &vendor_id) != 1)
+ }
+ if (sscanf(line, "%x", &vendor_id) != 1) {
goto the_end;
-
+ }
if (!usb_host_read_file(line, sizeof(line), "idProduct",
- de->d_name))
+ de->d_name)) {
goto the_end;
- if (sscanf(line, "%x", &product_id) != 1)
+ }
+ if (sscanf(line, "%x", &product_id) != 1) {
goto the_end;
-
+ }
if (!usb_host_read_file(line, sizeof(line), "product",
de->d_name)) {
*product_name = 0;
} else {
- if (strlen(line) > 0)
+ if (strlen(line) > 0) {
line[strlen(line) - 1] = '\0';
+ }
pstrcpy(product_name, sizeof(product_name), line);
}
- if (!usb_host_read_file(line, sizeof(line), "speed", de->d_name))
+ if (!usb_host_read_file(line, sizeof(line), "speed", de->d_name)) {
goto the_end;
- if (!strcmp(line, "480\n"))
+ }
+ if (!strcmp(line, "480\n")) {
speed = USB_SPEED_HIGH;
- else if (!strcmp(line, "1.5\n"))
+ } else if (!strcmp(line, "1.5\n")) {
speed = USB_SPEED_LOW;
- else
+ } else {
speed = USB_SPEED_FULL;
+ }
- ret = func(opaque, bus_num, addr, class_id, vendor_id,
+ ret = func(opaque, bus_num, addr, devpath, class_id, vendor_id,
product_id, product_name, speed);
- if (ret)
+ if (ret) {
goto the_end;
+ }
}
}
the_end:
- if (dir)
+ if (dir) {
closedir(dir);
+ }
return ret;
}
strcpy(devpath, USBDEVBUS_PATH);
usb_fs_type = USB_FS_SYS;
closedir(dir);
- dprintf(USBDBG_DEVOPENED, USBSYSBUS_PATH);
+ DPRINTF(USBDBG_DEVOPENED, USBSYSBUS_PATH);
goto found_devices;
}
f = fopen(USBPROCBUS_PATH "/devices", "r");
strcpy(devpath, USBPROCBUS_PATH);
usb_fs_type = USB_FS_PROC;
fclose(f);
- dprintf(USBDBG_DEVOPENED, USBPROCBUS_PATH);
+ DPRINTF(USBDBG_DEVOPENED, USBPROCBUS_PATH);
goto found_devices;
}
/* try additional methods if an access method hasn't been found yet */
strcpy(devpath, USBDEVBUS_PATH);
usb_fs_type = USB_FS_DEV;
fclose(f);
- dprintf(USBDBG_DEVOPENED, USBDEVBUS_PATH);
+ DPRINTF(USBDBG_DEVOPENED, USBDEVBUS_PATH);
goto found_devices;
}
found_devices:
if (!usb_fs_type) {
- if (mon)
+ if (mon) {
monitor_printf(mon, "husb: unable to access USB devices\n");
+ }
return -ENOENT;
}
/* the module setting (used later for opening devices) */
usb_host_device_path = qemu_mallocz(strlen(devpath)+1);
strcpy(usb_host_device_path, devpath);
- if (mon)
+ if (mon) {
monitor_printf(mon, "husb: using %s file-system with %s\n",
fs_type[usb_fs_type], usb_host_device_path);
+ }
}
switch (usb_fs_type) {
static QEMUTimer *usb_auto_timer;
-static int usb_host_auto_scan(void *opaque, int bus_num, int addr,
+static int usb_host_auto_scan(void *opaque, int bus_num, int addr, int devpath,
int class_id, int vendor_id, int product_id,
const char *product_name, int speed)
{
QTAILQ_FOREACH(s, &hostdevs, next) {
f = &s->match;
- if (f->bus_num > 0 && f->bus_num != bus_num)
+ if (f->bus_num > 0 && f->bus_num != bus_num) {
continue;
-
- if (f->addr > 0 && f->addr != addr)
+ }
+ if (f->addr > 0 && f->addr != addr) {
continue;
+ }
- if (f->vendor_id > 0 && f->vendor_id != vendor_id)
+ if (f->vendor_id > 0 && f->vendor_id != vendor_id) {
continue;
+ }
- if (f->product_id > 0 && f->product_id != product_id)
+ if (f->product_id > 0 && f->product_id != product_id) {
continue;
-
+ }
/* We got a match */
/* Already attached ? */
- if (s->fd != -1)
+ if (s->fd != -1) {
return 0;
+ }
+ DPRINTF("husb: auto open: bus_num %d addr %d\n", bus_num, addr);
- dprintf("husb: auto open: bus_num %d addr %d\n", bus_num, addr);
-
- usb_host_open(s, bus_num, addr, product_name);
+ usb_host_open(s, bus_num, addr, devpath, product_name);
}
return 0;
usb_host_scan(NULL, usb_host_auto_scan);
QTAILQ_FOREACH(s, &hostdevs, next) {
- if (s->fd == -1)
+ if (s->fd == -1) {
unconnected++;
+ }
}
if (unconnected == 0) {
/* nothing to watch */
- if (usb_auto_timer)
+ if (usb_auto_timer) {
qemu_del_timer(usb_auto_timer);
+ }
return;
}
if (!usb_auto_timer) {
- usb_auto_timer = qemu_new_timer(rt_clock, usb_host_auto_check, NULL);
- if (!usb_auto_timer)
+ usb_auto_timer = qemu_new_timer_ms(rt_clock, usb_host_auto_check, NULL);
+ if (!usb_auto_timer) {
return;
+ }
}
- qemu_mod_timer(usb_auto_timer, qemu_get_clock(rt_clock) + 2000);
+ qemu_mod_timer(usb_auto_timer, qemu_get_clock_ms(rt_clock) + 2000);
}
/*
f->product_id = 0;
for (i = BUS; i < DONE; i++) {
- p = strpbrk(p, ":.");
- if (!p) break;
+ p = strpbrk(p, ":.");
+ if (!p) {
+ break;
+ }
p++;
-
- if (*p == '*')
- continue;
+ if (*p == '*') {
+ continue;
+ }
switch(i) {
case BUS: f->bus_num = strtol(p, NULL, 10); break;
case DEV: f->addr = strtol(p, NULL, 10); break;
{
const struct usb_class_info *p;
for(p = usb_class_info; p->class != -1; p++) {
- if (p->class == class)
+ if (p->class == class) {
break;
+ }
}
return p->class_name;
}
monitor_printf(mon, " Device %d.%d, speed %s Mb/s\n",
bus_num, addr, speed_str);
class_str = usb_class_str(class_id);
- if (class_str)
+ if (class_str) {
monitor_printf(mon, " %s:", class_str);
- else
+ } else {
monitor_printf(mon, " Class %02x:", class_id);
+ }
monitor_printf(mon, " USB device %04x:%04x", vendor_id, product_id);
- if (product_name[0] != '\0')
+ if (product_name[0] != '\0') {
monitor_printf(mon, ", %s", product_name);
+ }
monitor_printf(mon, "\n");
}
static int usb_host_info_device(void *opaque, int bus_num, int addr,
- int class_id,
+ int devpath, int class_id,
int vendor_id, int product_id,
const char *product_name,
int speed)
static void dec2str(int val, char *str, size_t size)
{
- if (val == 0)
+ if (val == 0) {
snprintf(str, size, "*");
- else
- snprintf(str, size, "%d", val);
+ } else {
+ snprintf(str, size, "%d", val);
+ }
}
static void hex2str(int val, char *str, size_t size)
{
- if (val == 0)
+ if (val == 0) {
snprintf(str, size, "*");
- else
+ } else {
snprintf(str, size, "%04x", val);
+ }
}
void usb_host_info(Monitor *mon)
usb_host_scan(mon, usb_host_info_device);
- if (QTAILQ_EMPTY(&hostdevs))
+ if (QTAILQ_EMPTY(&hostdevs)) {
return;
+ }
+
monitor_printf(mon, " Auto filters:\n");
QTAILQ_FOREACH(s, &hostdevs, next) {
char bus[10], addr[10], vid[10], pid[10];
projects / qemu.git / blobdiff