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add dcd_edpt_stalled() API

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- implement control endpoint get status, endpoint set feature
This commit is contained in:
hathach
2018-07-25 21:21:33 +07:00
parent 9365794623
commit 544f9c1315
3 changed files with 32 additions and 3 deletions
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21
src/device/usbd.c
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@@ -411,11 +411,26 @@ static tusb_error_t proc_control_request_st(uint8_t rhport, tusb_control_request
else if ( TUSB_REQ_RCPT_ENDPOINT == p_request->bmRequestType_bit.recipient &&
TUSB_REQ_TYPE_STANDARD == p_request->bmRequestType_bit.type)
{
if (TUSB_REQ_CLEAR_FEATURE == p_request->bRequest )
if (TUSB_REQ_GET_STATUS == p_request->bRequest )
{
dcd_edpt_clear_stall(rhport, u16_low_u8(p_request->wIndex) );
uint16_t status = dcd_edpt_stalled(rhport, u16_low_u8(p_request->wIndex)) ? 0x0001 : 0x0000;
memcpy(_usbd_ctrl_buf, &status, 2);
usbd_control_xfer_st(rhport, p_request->bmRequestType_bit.direction, _usbd_ctrl_buf, 2);
}
else if (TUSB_REQ_CLEAR_FEATURE == p_request->bRequest )
{
// only endpoint feature is halted/stalled
dcd_edpt_clear_stall(rhport, u16_low_u8(p_request->wIndex));
dcd_control_status(rhport, p_request->bmRequestType_bit.direction);
} else
}
else if (TUSB_REQ_SET_FEATURE == p_request->bRequest )
{
// only endpoint feature is halted/stalled
dcd_edpt_stall(rhport, u16_low_u8(p_request->wIndex));
dcd_control_status(rhport, p_request->bmRequestType_bit.direction);
}
else
{
dcd_control_stall(rhport); // Stall unsupported request
}