implement multiple interfaces support

This commit is contained in:
Peter Lawrence
2019-12-22 18:18:54 -06:00
parent a601f59df5
commit ff0e7d2bed
9 changed files with 465 additions and 21 deletions

View File

@@ -294,9 +294,16 @@ bool cdcd_control_complete(uint8_t rhport, tusb_control_request_t const * reques
//------------- Class Specific Request -------------//
TU_VERIFY (request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS);
// TODO Support multiple interfaces
uint8_t const itf = 0;
cdcd_interface_t* p_cdc = &_cdcd_itf[itf];
uint8_t itf = 0;
cdcd_interface_t* p_cdc = _cdcd_itf;
// Identify which interface to use
for ( ; ; itf++, p_cdc++)
{
if (itf >= TU_ARRAY_SIZE(_cdcd_itf)) return false;
if ( p_cdc->itf_num == request->wIndex ) break;
}
// Invoke callback
if ( CDC_REQUEST_SET_LINE_CODING == request->bRequest )
@@ -314,9 +321,16 @@ bool cdcd_control_request(uint8_t rhport, tusb_control_request_t const * request
// Handle class request only
TU_VERIFY(request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS);
// TODO Support multiple interfaces
uint8_t const itf = 0;
cdcd_interface_t* p_cdc = &_cdcd_itf[itf];
uint8_t itf = 0;
cdcd_interface_t* p_cdc = _cdcd_itf;
// Identify which interface to use
for ( ; ; itf++, p_cdc++)
{
if (itf >= TU_ARRAY_SIZE(_cdcd_itf)) return false;
if ( p_cdc->itf_num == request->wIndex ) break;
}
switch ( request->bRequest )
{
@@ -353,9 +367,16 @@ bool cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_
(void) rhport;
(void) result;
// TODO Support multiple interfaces
uint8_t const itf = 0;
cdcd_interface_t* p_cdc = &_cdcd_itf[itf];
uint8_t itf = 0;
cdcd_interface_t* p_cdc = _cdcd_itf;
// Identify which interface to use
for ( ; ; itf++, p_cdc++)
{
if (itf >= TU_ARRAY_SIZE(_cdcd_itf)) return false;
if ( ( ep_addr == p_cdc->ep_out ) || ( ep_addr == p_cdc->ep_in ) ) break;
}
// Received new data
if ( ep_addr == p_cdc->ep_out )