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start to add pio usb (host) support

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run as proof of concept
This commit is contained in:
hathach
2022-03-01 23:55:53 +07:00
parent c9b0fbc907
commit 1d29817139
10 changed files with 300 additions and 13 deletions
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src/host/hcd.h
+12 -1
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@@ -143,9 +143,20 @@ void hcd_device_close(uint8_t rhport, uint8_t dev_addr);
// Endpoints API
//--------------------------------------------------------------------+
bool hcd_setup_send(uint8_t rhport, uint8_t dev_addr, uint8_t const setup_packet[8]);
// Open an endpoint
bool hcd_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const * ep_desc);
// Submit a transfer, when complete hcd_event_xfer_complete() must be invoked
bool hcd_edpt_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr, uint8_t * buffer, uint16_t buflen);
// Submit a special transfer to send 8-byte Setup Packet, when complete hcd_event_xfer_complete() must be invoked
bool hcd_setup_send(uint8_t rhport, uint8_t dev_addr, uint8_t const setup_packet[8]);
// Optional: some controllers are capable of carry out the whole Control Transfer (setup, data, status)
// without help of USBH.
bool hcd_edpt_control_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t const setup_packet[8], uint8_t* data) TU_ATTR_WEAK;
// clear stall, data toggle is also reset to DATA0
bool hcd_edpt_clear_stall(uint8_t dev_addr, uint8_t ep_addr);
//--------------------------------------------------------------------+