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Merge pull request #265 from solokeys/fix_cdc_interfaces

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Fix cdc interfaces
This commit is contained in:
Conor Patrick 2019-08-15 17:49:53 +08:00 committed by GitHub
commit 7ef68fd5d3
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 168 additions and 130 deletions
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88
targets/stm32l432/lib/usbd/usbd_composite.c
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@ -26,16 +26,18 @@ static uint8_t *USBD_Composite_GetOtherSpeedCfgDesc (uint16_t *length);
static uint8_t *USBD_Composite_GetDeviceQualifierDescriptor (uint16_t *length);
#define NUM_INTERFACES 2
#define NUM_CLASSES 2
#define NUM_INTERFACES 3
#if NUM_INTERFACES>1
#define COMPOSITE_CDC_HID_DESCRIPTOR_SIZE (90)
#define COMPOSITE_CDC_HID_DESCRIPTOR_SIZE (90 + 8+9 + 4)
#else
#define COMPOSITE_CDC_HID_DESCRIPTOR_SIZE (41)
#endif
#define HID_INTF_NUM 0
#define CDC_INTF_NUM 1
#define CDC_MASTER_INTF_NUM 1
#define CDC_SLAVE_INTF_NUM 2
__ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_SIZE] __ALIGN_END =
{
/*Configuration Descriptor*/
@ -43,7 +45,7 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
COMPOSITE_CDC_HID_DESCRIPTOR_SIZE, /* wTotalLength:no of returned bytes */
0x00,
NUM_INTERFACES, /* bNumInterfaces: 1 interface */
NUM_INTERFACES, /* bNumInterfaces */
0x01, /* bConfigurationValue: Configuration value */
0x00, /* iConfiguration: Index of string descriptor describing the configuration */
0x80, /* bmAttributes: self powered */
@ -92,22 +94,28 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
0x00,
HID_BINTERVAL, /*bInterval: Polling Interval */
#if NUM_INTERFACES > 1
/* */
/* CDC */
/* */
// This "IAD" is needed for Windows since it ignores the standard Union Functional Descriptor
0x08, // bLength
0x0B, // IAD type
CDC_MASTER_INTF_NUM, // First interface
CDC_SLAVE_INTF_NUM, // Next interface
0x02, // bInterfaceClass of the first interface
0x02, // bInterfaceSubClass of the first interface
0x00, // bInterfaceProtocol of the first interface
0x00, // Interface string index
/*Interface Descriptor */
0x09, /* bLength: Interface Descriptor size */
USB_DESC_TYPE_INTERFACE, /* bDescriptorType: Interface */
/* Interface descriptor type */
/*!*/ CDC_INTF_NUM, /* bInterfaceNumber: Number of Interface */
/*!*/ CDC_MASTER_INTF_NUM, /* bInterfaceNumber: Number of Interface */
0x00, /* bAlternateSetting: Alternate setting */
0x03, /* bNumEndpoints: 3 endpoints used */
0x01, /* bNumEndpoints: 1 endpoint used */
0x02, /* bInterfaceClass: Communication Interface Class */
0x02, /* bInterfaceSubClass: Abstract Control Model */
0x00, /* bInterfaceProtocol: Common AT commands */
@ -125,7 +133,7 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
0x24, /* bDescriptorType: CS_INTERFACE */
0x01, /* bDescriptorSubtype: Call Management Func Desc */
0x00, /* bmCapabilities: D0+D1 */
/*!*/ CDC_INTF_NUM, /* bDataInterface: 0 */
/*!*/ CDC_SLAVE_INTF_NUM, /* bDataInterface: 0 */
/*ACM Functional Descriptor*/
0x04, /* bFunctionLength */
@ -137,10 +145,10 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
0x05, /* bFunctionLength */
0x24, /* bDescriptorType: CS_INTERFACE */
0x06, /* bDescriptorSubtype: Union func desc */
/*!*/ CDC_INTF_NUM, /* bMasterInterface: Communication class interface */
/*!*/ CDC_INTF_NUM, /* bSlaveInterface0: Data Class Interface */
/*!*/ CDC_MASTER_INTF_NUM, /* bMasterInterface: Communication class interface */
/*!*/ CDC_SLAVE_INTF_NUM, /* bSlaveInterface0: Data Class Interface */
/*Endpoint 2 Descriptor*/
/* Control Endpoint Descriptor*/
0x07, /* bLength: Endpoint Descriptor size */
USB_DESC_TYPE_ENDPOINT, /* bDescriptorType: Endpoint */
CDC_CMD_EP, /* bEndpointAddress */
@ -149,6 +157,17 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
HIBYTE(CDC_CMD_PACKET_SIZE),
0x10, /* bInterval: */
/* Interface descriptor */
0x09, /* bLength */
USB_DESC_TYPE_INTERFACE, /* bDescriptorType */
CDC_SLAVE_INTF_NUM, /* bInterfaceNumber */
0x00, /* bAlternateSetting */
0x02, /* bNumEndpoints */
0x0A, /* bInterfaceClass: Communication class data */
0x00, /* bInterfaceSubClass */
0x00, /* bInterfaceProtocol */
0x00,
/*Endpoint OUT Descriptor*/
0x07, /* bLength: Endpoint Descriptor size */
USB_DESC_TYPE_ENDPOINT, /* bDescriptorType: Endpoint */
@ -167,10 +186,13 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),
0x00, /* bInterval: ignore for Bulk transfer */
4, /* Descriptor size */
3, /* Descriptor type */
0x09,
0x04,
#endif
};
USBD_ClassTypeDef USBD_Composite =
{
USBD_Composite_Init,
@ -195,14 +217,27 @@ int in_endpoint_to_class[MAX_ENDPOINTS];
int out_endpoint_to_class[MAX_ENDPOINTS];
void USBD_Composite_Set_Classes(USBD_ClassTypeDef *class0, USBD_ClassTypeDef *class1) {
USBD_Classes[0] = class0;
USBD_Classes[1] = class1;
void USBD_Composite_Set_Classes(USBD_ClassTypeDef *hid_class, USBD_ClassTypeDef *cdc_class) {
USBD_Classes[0] = hid_class;
USBD_Classes[1] = cdc_class;
}
static USBD_ClassTypeDef * getClass(uint8_t index)
{
switch(index)
{
case HID_INTF_NUM:
return USBD_Classes[0];
case CDC_MASTER_INTF_NUM:
case CDC_SLAVE_INTF_NUM:
return USBD_Classes[1];
}
return NULL;
}
static uint8_t USBD_Composite_Init (USBD_HandleTypeDef *pdev, uint8_t cfgidx) {
int i;
for(i = 0; i < NUM_INTERFACES; i++) {
for(i = 0; i < NUM_CLASSES; i++) {
if (USBD_Classes[i]->Init(pdev, cfgidx) != USBD_OK) {
return USBD_FAIL;
}
@ -213,7 +248,7 @@ static uint8_t USBD_Composite_Init (USBD_HandleTypeDef *pdev, uint8_t cfgidx) {
static uint8_t USBD_Composite_DeInit (USBD_HandleTypeDef *pdev, uint8_t cfgidx) {
int i;
for(i = 0; i < NUM_INTERFACES; i++) {
for(i = 0; i < NUM_CLASSES; i++) {
if (USBD_Classes[i]->DeInit(pdev, cfgidx) != USBD_OK) {
return USBD_FAIL;
}
@ -224,10 +259,13 @@ static uint8_t USBD_Composite_DeInit (USBD_HandleTypeDef *pdev, uint8_t cfgidx)
static uint8_t USBD_Composite_Setup (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) {
int i;
USBD_ClassTypeDef * device_class;
device_class = getClass(req->wIndex);
switch (req->bmRequest & USB_REQ_TYPE_MASK) {
case USB_REQ_TYPE_CLASS :
if (req->wIndex < NUM_INTERFACES)
return USBD_Classes[req->wIndex]->Setup(pdev, req);
if (device_class != NULL)
return device_class->Setup(pdev, req);
else
return USBD_FAIL;
@ -236,7 +274,7 @@ static uint8_t USBD_Composite_Setup (USBD_HandleTypeDef *pdev, USBD_SetupReqType
switch (req->bRequest) {
case USB_REQ_GET_DESCRIPTOR :
for(i = 0; i < NUM_INTERFACES; i++) {
for(i = 0; i < NUM_CLASSES; i++) {
if (USBD_Classes[i]->Setup(pdev, req) != USBD_OK) {
return USBD_FAIL;
}
@ -246,8 +284,8 @@ static uint8_t USBD_Composite_Setup (USBD_HandleTypeDef *pdev, USBD_SetupReqType
case USB_REQ_GET_INTERFACE :
case USB_REQ_SET_INTERFACE :
if (req->wIndex < NUM_INTERFACES)
return USBD_Classes[req->wIndex]->Setup(pdev, req);
if (device_class != NULL)
return device_class->Setup(pdev, req);
else
return USBD_FAIL;
}
@ -274,7 +312,7 @@ static uint8_t USBD_Composite_DataOut (USBD_HandleTypeDef *pdev, uint8_t epnum)
static uint8_t USBD_Composite_EP0_RxReady (USBD_HandleTypeDef *pdev) {
int i;
for(i = 0; i < NUM_INTERFACES; i++) {
for(i = 0; i < NUM_CLASSES; i++) {
if (USBD_Classes[i]->EP0_RxReady != NULL) {
if (USBD_Classes[i]->EP0_RxReady(pdev) != USBD_OK) {
return USBD_FAIL;