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adding device custom class support

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add usbd_open_edpt_pair
This commit is contained in:
hathach
2018-06-16 12:30:10 +07:00
parent 2b85a8fd46
commit 5692b84ddf
7 changed files with 264 additions and 80 deletions
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93
tinyusb/device/usbd.c
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@@ -62,12 +62,12 @@
typedef struct {
uint8_t class_code;
void (* init) (void);
tusb_error_t (* open)(uint8_t rhport, tusb_desc_interface_t const * desc_intf, uint16_t* p_length);
tusb_error_t (* control_request_st) (uint8_t rhport, tusb_control_request_t const *);
tusb_error_t (* xfer_cb) (uint8_t rhport, uint8_t ep_addr, tusb_event_t, uint32_t);
void (* sof)(uint8_t rhport);
void (* close) (uint8_t);
void (* init ) (void);
tusb_error_t (* open ) (uint8_t rhport, tusb_desc_interface_t const * desc_intf, uint16_t* p_length);
tusb_error_t (* control_req_st ) (uint8_t rhport, tusb_control_request_t const *);
tusb_error_t (* xfer_cb ) (uint8_t rhport, uint8_t ep_addr, tusb_event_t, uint32_t);
void (* sof ) (uint8_t rhport);
void (* close ) (uint8_t);
} usbd_class_driver_t;
@@ -94,37 +94,49 @@ static usbd_class_driver_t const usbd_class_drivers[] =
{
#if CFG_TUD_CDC
{
.class_code = TUSB_CLASS_CDC,
.init = cdcd_init,
.open = cdcd_open,
.control_request_st = cdcd_control_request_st,
.xfer_cb = cdcd_xfer_cb,
.sof = cdcd_sof,
.close = cdcd_close
.class_code = TUSB_CLASS_CDC,
.init = cdcd_init,
.open = cdcd_open,
.control_req_st = cdcd_control_request_st,
.xfer_cb = cdcd_xfer_cb,
.sof = cdcd_sof,
.close = cdcd_close
},
#endif
#if DEVICE_CLASS_HID
{
.class_code = TUSB_CLASS_HID,
.init = hidd_init,
.open = hidd_open,
.control_request_st = hidd_control_request_st,
.xfer_cb = hidd_xfer_cb,
.sof = NULL,
.close = hidd_close
.class_code = TUSB_CLASS_HID,
.init = hidd_init,
.open = hidd_open,
.control_req_st = hidd_control_request_st,
.xfer_cb = hidd_xfer_cb,
.sof = NULL,
.close = hidd_close
},
#endif
#if CFG_TUD_MSC
{
.class_code = TUSB_CLASS_MSC,
.init = mscd_init,
.open = mscd_open,
.control_request_st = mscd_control_request_st,
.xfer_cb = mscd_xfer_cb,
.sof = NULL,
.close = mscd_close
.class_code = TUSB_CLASS_MSC,
.init = mscd_init,
.open = mscd_open,
.control_req_st = mscd_control_request_st,
.xfer_cb = mscd_xfer_cb,
.sof = NULL,
.close = mscd_close
},
#endif
#if CFG_TUD_CUSTOM_CLASS
{
.class_code = TUSB_CLASS_VENDOR_SPECIFIC,
.init = cusd_init,
.open = cusd_open,
.control_req_st = cusd_control_request_st,
.xfer_cb = cusd_xfer_cb,
.sof = NULL,
.close = cusd_close
},
#endif
};
@@ -358,9 +370,9 @@ static tusb_error_t proc_control_request_st(uint8_t rhport, tusb_control_request
if ( usbd_class_drivers[drid].class_code == class_code ) break;
}
if ( (drid < USBD_CLASS_DRIVER_COUNT) && usbd_class_drivers[drid].control_request_st )
if ( (drid < USBD_CLASS_DRIVER_COUNT) && usbd_class_drivers[drid].control_req_st )
{
STASK_INVOKE( usbd_class_drivers[drid].control_request_st(rhport, p_request), error );
STASK_INVOKE( usbd_class_drivers[drid].control_req_st(rhport, p_request), error );
}else
{
dcd_control_stall(rhport); // Stall unsupported request
@@ -427,7 +439,7 @@ static tusb_error_t proc_set_config_req(uint8_t rhport, uint8_t config_number)
}
TU_ASSERT( drid < USBD_CLASS_DRIVER_COUNT, TUSB_ERROR_NOT_SUPPORTED_YET );
// duplicate interface number TODO support alternate setting
// Check duplicate interface number TODO support alternate setting
TU_ASSERT( 0 == usbd_devices[rhport].interface2class[p_desc_itf->bInterfaceNumber], TUSB_ERROR_FAILED);
usbd_devices[rhport].interface2class[p_desc_itf->bInterfaceNumber] = class_code;
@@ -587,5 +599,26 @@ void dcd_xfer_complete(uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes,
//--------------------------------------------------------------------+
// HELPER
//--------------------------------------------------------------------+
tusb_error_t usbd_open_edpt_pair(uint8_t rhport, tusb_desc_endpoint_t const* p_desc_ep, uint8_t xfer_type, uint8_t* ep_out, uint8_t* ep_in)
{
for(int i=0; i<2; i++)
{
TU_ASSERT(TUSB_DESC_ENDPOINT == p_desc_ep->bDescriptorType &&
xfer_type == p_desc_ep->bmAttributes.xfer, TUSB_ERROR_DESCRIPTOR_CORRUPTED);
TU_ASSERT( dcd_edpt_open(rhport, p_desc_ep), TUSB_ERROR_DCD_OPEN_PIPE_FAILED );
if ( p_desc_ep->bEndpointAddress & TUSB_DIR_IN_MASK )
{
(*ep_in) = p_desc_ep->bEndpointAddress;
}else
{
(*ep_out) = p_desc_ep->bEndpointAddress;
}
p_desc_ep = (tusb_desc_endpoint_t const *) descriptor_next( (uint8_t const*) p_desc_ep );
}
return TUSB_ERROR_NONE;
}
#endif