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-rw-r--r--libmaple/usb/stm32f1/usb_cdcacm.c64
1 files changed, 25 insertions, 39 deletions
diff --git a/libmaple/usb/stm32f1/usb_cdcacm.c b/libmaple/usb/stm32f1/usb_cdcacm.c
index e4f7e3c..fc70e39 100644
--- a/libmaple/usb/stm32f1/usb_cdcacm.c
+++ b/libmaple/usb/stm32f1/usb_cdcacm.c
@@ -106,26 +106,11 @@ static void usbSetDeviceAddress(void);
* Descriptors
*/
-#define USB_DEVICE_CLASS_CDC 0x02
-#define USB_DEVICE_SUBCLASS_CDC 0x00
+/* FIXME move to Wirish */
#define LEAFLABS_ID_VENDOR 0x1EAF
#define MAPLE_ID_PRODUCT 0x0004
-static const usb_descriptor_device usbVcomDescriptor_Device = {
- .bLength = sizeof(usb_descriptor_device),
- .bDescriptorType = USB_DESCRIPTOR_TYPE_DEVICE,
- .bcdUSB = 0x0200,
- .bDeviceClass = USB_DEVICE_CLASS_CDC,
- .bDeviceSubClass = USB_DEVICE_SUBCLASS_CDC,
- .bDeviceProtocol = 0x00,
- .bMaxPacketSize0 = 0x40,
- .idVendor = LEAFLABS_ID_VENDOR,
- .idProduct = MAPLE_ID_PRODUCT,
- .bcdDevice = 0x0200,
- .iManufacturer = 0x01,
- .iProduct = 0x02,
- .iSerialNumber = 0x00,
- .bNumConfigurations = 0x01,
-};
+static const usb_descriptor_device usbVcomDescriptor_Device =
+ USB_CDCACM_DECLARE_DEV_DESC(LEAFLABS_ID_VENDOR, MAPLE_ID_PRODUCT);
typedef struct {
usb_descriptor_config_header Config_Header;
@@ -237,7 +222,7 @@ static const usb_descriptor_config usbVcomDescriptor_Config = {
};
/*
- String Identifiers:
+ String Descriptors:
we may choose to specify any or none of the following string
identifiers:
@@ -249,29 +234,29 @@ static const usb_descriptor_config usbVcomDescriptor_Config = {
iInterface(CCI): NONE
iInterface(DCI): NONE
- additionally we must provide the unicode language identifier,
- which is 0x0409 for US English
*/
-static const uint8 usbVcomDescriptor_LangID[USB_DESCRIPTOR_STRING_LEN(1)] = {
- USB_DESCRIPTOR_STRING_LEN(1),
- USB_DESCRIPTOR_TYPE_STRING,
- 0x09,
- 0x04,
+/* Unicode language identifier: 0x0409 is US English */
+/* FIXME move to Wirish */
+static const usb_descriptor_string usbVcomDescriptor_LangID = {
+ .bLength = USB_DESCRIPTOR_STRING_LEN(1),
+ .bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
+ .bString = {0x09, 0x04},
};
-static const uint8 usbVcomDescriptor_iManufacturer[USB_DESCRIPTOR_STRING_LEN(8)] = {
- USB_DESCRIPTOR_STRING_LEN(8),
- USB_DESCRIPTOR_TYPE_STRING,
- 'L', 0, 'e', 0, 'a', 0, 'f', 0,
- 'L', 0, 'a', 0, 'b', 0, 's', 0,
+/* FIXME move to Wirish */
+static const usb_descriptor_string usbVcomDescriptor_iManufacturer = {
+ .bLength = USB_DESCRIPTOR_STRING_LEN(8),
+ .bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
+ .bString = {'L', 0, 'e', 0, 'a', 0, 'f', 0,
+ 'L', 0, 'a', 0, 'b', 0, 's', 0},
};
-static const uint8 usbVcomDescriptor_iProduct[USB_DESCRIPTOR_STRING_LEN(8)] = {
- USB_DESCRIPTOR_STRING_LEN(8),
- USB_DESCRIPTOR_TYPE_STRING,
- 'M', 0, 'a', 0, 'p', 0, 'l', 0,
- 'e', 0, ' ', 0, ' ', 0, ' ', 0
+/* FIXME move to Wirish */
+static const usb_descriptor_string usbVcomDescriptor_iProduct = {
+ .bLength = USB_DESCRIPTOR_STRING_LEN(5),
+ .bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
+ .bString = {'M', 0, 'a', 0, 'p', 0, 'l', 0, 'e', 0},
};
static ONE_DESCRIPTOR Device_Descriptor = {
@@ -284,10 +269,11 @@ static ONE_DESCRIPTOR Config_Descriptor = {
sizeof(usb_descriptor_config)
};
-static ONE_DESCRIPTOR String_Descriptor[3] = {
+#define N_STRING_DESCRIPTORS 3
+static ONE_DESCRIPTOR String_Descriptor[N_STRING_DESCRIPTORS] = {
{(uint8*)&usbVcomDescriptor_LangID, USB_DESCRIPTOR_STRING_LEN(1)},
{(uint8*)&usbVcomDescriptor_iManufacturer,USB_DESCRIPTOR_STRING_LEN(8)},
- {(uint8*)&usbVcomDescriptor_iProduct, USB_DESCRIPTOR_STRING_LEN(8)}
+ {(uint8*)&usbVcomDescriptor_iProduct, USB_DESCRIPTOR_STRING_LEN(5)}
};
/*
@@ -710,7 +696,7 @@ static uint8* usbGetConfigDescriptor(uint16 length) {
static uint8* usbGetStringDescriptor(uint16 length) {
uint8 wValue0 = pInformation->USBwValue0;
- if (wValue0 > 2) {
+ if (wValue0 > N_STRING_DESCRIPTORS) {
return NULL;
}
return Standard_GetDescriptorData(length, &String_Descriptor[wValue0]);