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usb stack: add support for standard request get string

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14626 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Christian Gmeiner 2007-09-06 07:17:54 +00:00
parent dbc6b4e39a
commit db4753e924
3 changed files with 106 additions and 18 deletions
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41
firmware/usbstack/drivers/device/usb_serial.c
View file

@ -35,14 +35,22 @@ struct usb_device_driver usb_serial_driver = {
/*-------------------------------------------------------------------------*/
/* usb descriptors */
/* TODO: implement strings */
#define GS_MANUFACTURER_STR_ID 0
#define GS_PRODUCT_STR_ID 0
#define GS_SERIAL_STR_ID 0
#define GS_BULK_CONFIG_STR_ID 0
#define GS_DATA_STR_ID 0
#define MANUFACTURER_STR_ID 1
#define PRODUCT_STR_ID 2
#define SERIAL_STR_ID 3
#define BULK_CONFIG_STR_ID 4
#define DATA_STR_ID 5
#define GS_BULK_CONFIG_ID 1
/* static strings, in UTF-8 */
static struct usb_string strings[] = {
{ MANUFACTURER_STR_ID, "RockBox" },
{ PRODUCT_STR_ID, "RockBox Serial Driver" },
{ SERIAL_STR_ID, "0" },
{ BULK_CONFIG_STR_ID, "Serial Bulk" },
{ DATA_STR_ID, "Serial Data" },
};
#define BULK_CONFIG_ID 1
static struct usb_device_descriptor serial_device_desc = {
.bLength = USB_DT_DEVICE_SIZE,
@ -53,9 +61,9 @@ static struct usb_device_descriptor serial_device_desc = {
.bDeviceProtocol = 0,
.idVendor = 0x0525,
.idProduct = 0xa4a6,
.iManufacturer = GS_MANUFACTURER_STR_ID,
.iProduct = GS_PRODUCT_STR_ID,
.iSerialNumber = GS_SERIAL_STR_ID,
.iManufacturer = MANUFACTURER_STR_ID,
.iProduct = PRODUCT_STR_ID,
.iSerialNumber = SERIAL_STR_ID,
.bNumConfigurations = 1,
};
@ -64,8 +72,8 @@ static struct usb_config_descriptor serial_bulk_config_desc = {
.bDescriptorType = USB_DT_CONFIG,
.bNumInterfaces = 1,
.bConfigurationValue = GS_BULK_CONFIG_ID,
.iConfiguration = GS_BULK_CONFIG_STR_ID,
.bConfigurationValue = BULK_CONFIG_ID,
.iConfiguration = BULK_CONFIG_STR_ID,
.bmAttributes = USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER,
.bMaxPower = 1,
};
@ -78,7 +86,7 @@ static struct usb_interface_descriptor serial_bulk_interface_desc = {
.bInterfaceClass = USB_CLASS_CDC_DATA,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 0,
.iInterface = GS_DATA_STR_ID,
.iInterface = DATA_STR_ID,
};
static struct usb_endpoint_descriptor serial_fs_in_desc = {
@ -261,6 +269,13 @@ int usb_serial_driver_request(struct usb_ctrlrequest* request)
ret = MIN(sizeof(struct usb_debug_descriptor), request->wLength);
res.buf = &serial_debug_desc;
break;
case USB_DT_STRING:
logf("usb serial: sending string desc");
ret = usb_stack_get_string(strings, request->wValue & 0xff, buf);
ret = MIN(ret, request->wLength);
res.buf = buf;
break;
}
break;

32
firmware/usbstack/drivers/device/usb_storage.c
View file

@ -46,6 +46,21 @@ struct usb_device_driver usb_storage_driver = {
/*-------------------------------------------------------------------------*/
/* usb descriptors */
#define MANUFACTURER_STR_ID 1
#define PRODUCT_STR_ID 2
#define SERIAL_STR_ID 3
#define CONFIG_STR_ID 4
#define DATA_STR_ID 5
/* static strings, in UTF-8 */
static struct usb_string strings[] = {
{ MANUFACTURER_STR_ID, "RockBox" },
{ PRODUCT_STR_ID, "RockBox Storage Driver" },
{ SERIAL_STR_ID, "0" },
{ CONFIG_STR_ID, "Storage Bulk" },
{ DATA_STR_ID, "Storage Data" },
};
static struct usb_device_descriptor storage_device_desc = {
.bLength = USB_DT_DEVICE_SIZE,
.bDescriptorType = USB_DT_DEVICE,
@ -55,9 +70,9 @@ static struct usb_device_descriptor storage_device_desc = {
.bDeviceProtocol = 0,
.idVendor = 0xffff,
.idProduct = 0x0001,
.iManufacturer = 0,
.iProduct = 0,
.iSerialNumber = 0,
.iManufacturer = MANUFACTURER_STR_ID,
.iProduct = PRODUCT_STR_ID,
.iSerialNumber = SERIAL_STR_ID,
.bNumConfigurations = 1,
};
@ -67,7 +82,7 @@ static struct usb_config_descriptor storage_config_desc = {
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = 0,
.iConfiguration = CONFIG_STR_ID,
.bmAttributes = USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER,
.bMaxPower = 1,
};
@ -80,7 +95,7 @@ static struct usb_interface_descriptor storage_interface_desc = {
.bInterfaceClass = USB_CLASS_MASS_STORAGE,
.bInterfaceSubClass = SUBCL_SCSI,
.bInterfaceProtocol = PROTO_BULK,
.iInterface = 0,
.iInterface = DATA_STR_ID,
};
static struct usb_endpoint_descriptor storage_fs_bulk_in_desc = {
@ -246,6 +261,13 @@ int usb_storage_driver_request(struct usb_ctrlrequest* request)
}
res.buf = buf;
break;
case USB_DT_STRING:
logf("usb storage: sending string desc");
ret = usb_stack_get_string(strings, request->wValue & 0xff, buf);
ret = MIN(ret, request->wLength);
res.buf = buf;
break;
}
break;