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stmhal: Change USB PID when in CDC+HID mode.

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This gets CDC+HID working on Windows, since it needs a different PID for
a different USB configuration.

Thanks to tmbinc and dhylands.
This commit is contained in:
Damien George 2014-10-25 22:55:07 +01:00
parent 627852019b
commit d7353fe6fe
3 changed files with 93 additions and 146 deletions
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4
stmhal/usb.c
View File

@ -58,10 +58,14 @@ void pyb_usb_dev_init(usb_device_mode_t mode, usb_storage_medium_t medium) {
#ifdef USE_DEVICE_MODE
if (!dev_is_enabled) {
// only init USB once in the device's power-lifetime
// Windows needs a different PID to distinguish different device
// configurations, so we set it here depending on mode.
if (mode == USB_DEVICE_MODE_CDC_MSC) {
USBD_SelectMode(USBD_MODE_CDC_MSC);
USBD_SetPID(0x9800);
} else {
USBD_SelectMode(USBD_MODE_CDC_HID);
USBD_SetPID(0x9801);
}
USBD_Init(&hUSBDDevice, (USBD_DescriptorsTypeDef*)&VCP_Desc, 0);
USBD_RegisterClass(&hUSBDDevice, &USBD_CDC_MSC_HID);

2
stmhal/usbd_desc.h
View File

@ -25,3 +25,5 @@
*/
extern const USBD_DescriptorsTypeDef VCP_Desc;
void USBD_SetPID(uint16_t pid);

159
stmhal/usbd_desc_cdc_msc.c
View File

@ -29,14 +29,10 @@
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usbd_core.h"
#include "usbd_desc.h"
#include "usbd_conf.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
// So we don't clash with existing ST boards, we use the unofficial FOSS VID.
// This needs a proper solution.
#define USBD_VID 0xf055
@ -52,74 +48,28 @@
#define USBD_CONFIGURATION_FS_STRING "VCP Config"
#define USBD_INTERFACE_FS_STRING "VCP Interface"
/*
#define USBD_VID 0x0483
#define USBD_PID 0x5740
#define USBD_LANGID_STRING 0x409
#define USBD_MANUFACTURER_STRING "STMicroelectronics"
#define USBD_PRODUCT_HS_STRING "STM32 Virtual ComPort in HS Mode"
#define USBD_SERIALNUMBER_HS_STRING "00000000001A"
#define USBD_PRODUCT_FS_STRING "STM32 Virtual ComPort in FS Mode"
#define USBD_SERIALNUMBER_FS_STRING "00000000001B"
#define USBD_CONFIGURATION_HS_STRING "VCP Config"
#define USBD_INTERFACE_HS_STRING "VCP Interface"
#define USBD_CONFIGURATION_FS_STRING "VCP Config"
#define USBD_INTERFACE_FS_STRING "VCP Interface"
*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
uint8_t *USBD_VCP_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_VCP_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_VCP_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_VCP_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_VCP_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_VCP_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_VCP_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
#ifdef USB_SUPPORT_USER_STRING_DESC
uint8_t *USBD_VCP_USRStringDesc (USBD_SpeedTypeDef speed, uint8_t idx, uint16_t *length);
#endif /* USB_SUPPORT_USER_STRING_DESC */
/* Private variables ---------------------------------------------------------*/
const USBD_DescriptorsTypeDef VCP_Desc = {
USBD_VCP_DeviceDescriptor,
USBD_VCP_LangIDStrDescriptor,
USBD_VCP_ManufacturerStrDescriptor,
USBD_VCP_ProductStrDescriptor,
USBD_VCP_SerialStrDescriptor,
USBD_VCP_ConfigStrDescriptor,
USBD_VCP_InterfaceStrDescriptor,
// USB Standard Device Descriptor
__ALIGN_BEGIN static uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
0x12, // bLength
USB_DESC_TYPE_DEVICE, // bDescriptorType
0x00, // bcdUSB
0x02,
0x00, // bDeviceClass
0x00, // bDeviceSubClass
0x00, // bDeviceProtocol
USB_MAX_EP0_SIZE, // bMaxPacketSize
LOBYTE(USBD_VID), // idVendor
HIBYTE(USBD_VID), // idVendor
LOBYTE(USBD_PID), // idVendor
HIBYTE(USBD_PID), // idVendor
0x00, // bcdDevice rel. 2.00
0x02,
USBD_IDX_MFC_STR, // Index of manufacturer string
USBD_IDX_PRODUCT_STR, // Index of product string
USBD_IDX_SERIAL_STR, // Index of serial number string
USBD_MAX_NUM_CONFIGURATION // bNumConfigurations
};
/* USB Standard Device Descriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN static uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
0x12, /* bLength */
USB_DESC_TYPE_DEVICE, /* bDescriptorType */
0x00, /* bcdUSB */
0x02,
0x00, /* bDeviceClass */
0x00, /* bDeviceSubClass */
0x00, /* bDeviceProtocol */
USB_MAX_EP0_SIZE, /* bMaxPacketSize */
LOBYTE(USBD_VID), /* idVendor */
HIBYTE(USBD_VID), /* idVendor */
LOBYTE(USBD_PID), /* idVendor */
HIBYTE(USBD_PID), /* idVendor */
0x00, /* bcdDevice rel. 2.00 */
0x02,
USBD_IDX_MFC_STR, /* Index of manufacturer string */
USBD_IDX_PRODUCT_STR, /* Index of product string */
USBD_IDX_SERIAL_STR, /* Index of serial number string */
USBD_MAX_NUM_CONFIGURATION /* bNumConfigurations */
}; /* USB_DeviceDescriptor */
/* USB Standard Device Descriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN static uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
USB_LEN_LANGID_STR_DESC,
USB_DESC_TYPE_STRING,
@ -127,12 +77,13 @@ __ALIGN_BEGIN static uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_EN
HIBYTE(USBD_LANGID_STRING),
};
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN static uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
/* Private functions ---------------------------------------------------------*/
// set the PID
void USBD_SetPID(uint16_t pid) {
hUSBDDeviceDesc[10] = LOBYTE(pid);
hUSBDDeviceDesc[11] = HIBYTE(pid);
}
/**
* @brief Returns the device descriptor.
@ -140,8 +91,7 @@ __ALIGN_BEGIN static uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
STATIC uint8_t *USBD_VCP_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
*length = sizeof(hUSBDDeviceDesc);
return hUSBDDeviceDesc;
}
@ -152,8 +102,7 @@ uint8_t *USBD_VCP_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
STATIC uint8_t *USBD_VCP_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
*length = sizeof(USBD_LangIDDesc);
return USBD_LangIDDesc;
}
@ -164,14 +113,10 @@ uint8_t *USBD_VCP_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == 0)
{
STATIC uint8_t *USBD_VCP_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
if(speed == 0) {
USBD_GetString((uint8_t *)USBD_PRODUCT_HS_STRING, USBD_StrDesc, length);
}
else
{
} else {
USBD_GetString((uint8_t *)USBD_PRODUCT_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
@ -183,8 +128,7 @@ uint8_t *USBD_VCP_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
STATIC uint8_t *USBD_VCP_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
return USBD_StrDesc;
}
@ -195,14 +139,10 @@ uint8_t *USBD_VCP_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *l
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
STATIC uint8_t *USBD_VCP_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
if(speed == USBD_SPEED_HIGH) {
USBD_GetString((uint8_t *)USBD_SERIALNUMBER_HS_STRING, USBD_StrDesc, length);
}
else
{
} else {
USBD_GetString((uint8_t *)USBD_SERIALNUMBER_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
@ -214,14 +154,10 @@ uint8_t *USBD_VCP_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
STATIC uint8_t *USBD_VCP_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
if(speed == USBD_SPEED_HIGH) {
USBD_GetString((uint8_t *)USBD_CONFIGURATION_HS_STRING, USBD_StrDesc, length);
}
else
{
} else {
USBD_GetString((uint8_t *)USBD_CONFIGURATION_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
@ -233,18 +169,23 @@ uint8_t *USBD_VCP_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_VCP_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == 0)
{
STATIC uint8_t *USBD_VCP_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length) {
if(speed == 0) {
USBD_GetString((uint8_t *)USBD_INTERFACE_HS_STRING, USBD_StrDesc, length);
}
else
{
} else {
USBD_GetString((uint8_t *)USBD_INTERFACE_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
const USBD_DescriptorsTypeDef VCP_Desc = {
USBD_VCP_DeviceDescriptor,
USBD_VCP_LangIDStrDescriptor,
USBD_VCP_ManufacturerStrDescriptor,
USBD_VCP_ProductStrDescriptor,
USBD_VCP_SerialStrDescriptor,
USBD_VCP_ConfigStrDescriptor,
USBD_VCP_InterfaceStrDescriptor,
};
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/