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-rw-r--r--common/cmd_usb.c19
-rw-r--r--drivers/usb/usbdcore.c7
-rw-r--r--drivers/usb/usbdcore_ep0.c14
3 files changed, 21 insertions, 19 deletions
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
index f2795d3..30caa98 100644
--- a/common/cmd_usb.c
+++ b/common/cmd_usb.c
@@ -554,13 +554,24 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
}
if (strncmp(argv[1],"part",4) == 0) {
- int devno, ok;
- for (ok=0, devno=0; devno<USB_MAX_STOR_DEV; ++devno) {
+ int devno, ok = 0;
+ if (argc==2) {
+ for (devno=0; devno<USB_MAX_STOR_DEV; ++devno) {
+ stor_dev=usb_stor_get_dev(devno);
+ if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
+ ok++;
+ if (devno)
+ printf("\n");
+ printf("print_part of %x\n",devno);
+ print_part(stor_dev);
+ }
+ }
+ }
+ else {
+ devno=simple_strtoul(argv[2], NULL, 16);
stor_dev=usb_stor_get_dev(devno);
if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
ok++;
- if (devno)
- printf("\n");
printf("print_part of %x\n",devno);
print_part(stor_dev);
}
diff --git a/drivers/usb/usbdcore.c b/drivers/usb/usbdcore.c
index 308c7ce..a621ce7 100644
--- a/drivers/usb/usbdcore.c
+++ b/drivers/usb/usbdcore.c
@@ -146,12 +146,9 @@ struct usb_string_descriptor *usbd_get_string (__u8 index)
static struct usb_configuration_instance *usbd_device_configuration_instance (struct usb_device_instance *device,
unsigned int port, unsigned int configuration)
{
- /* XXX */
- configuration = configuration ? configuration - 1 : 0;
-
- if (configuration >= device->configurations) {
+ if (configuration >= device->configurations)
return NULL;
- }
+
return device->configuration_instance_array + configuration;
}
diff --git a/drivers/usb/usbdcore_ep0.c b/drivers/usb/usbdcore_ep0.c
index 1e44f32..cf3f382 100644
--- a/drivers/usb/usbdcore_ep0.c
+++ b/drivers/usb/usbdcore_ep0.c
@@ -235,8 +235,8 @@ static int ep0_get_descriptor (struct usb_device_instance *device,
return -1;
}
/*dbg_ep0(2, "%d %d", index, device_descriptor->bNumConfigurations); */
- if (index > device_descriptor->bNumConfigurations) {
- dbg_ep0 (0, "index too large: %d > %d", index,
+ if (index >= device_descriptor->bNumConfigurations) {
+ dbg_ep0 (0, "index too large: %d >= %d", index,
device_descriptor->
bNumConfigurations);
return -1;
@@ -571,14 +571,8 @@ int ep0_recv_setup (struct urb *urb)
case USB_REQ_SET_CONFIGURATION:
/* c.f. 9.4.7 - the top half of wValue is reserved */
- /* */
- if ((device->configuration =
- le16_to_cpu (request->wValue) & 0xFF80) != 0) {
- /* c.f. 9.4.7 - zero is the default or addressed state, in our case this */
- /* is the same is configuration zero */
- serial_printf("error setting dev->config to zero!\n");
- device->configuration = 0; /* TBR - ?????? */
- }
+ device->configuration = le16_to_cpu(request->wValue) & 0xff;
+
/* reset interface and alternate settings */
device->interface = device->alternate = 0;