m1n1/src/usb_dwc3.h
Hector Martin 31bf2b5ac9 iodev: Make iodev_can_read() return the queued byte count
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-08-23 17:00:14 +09:00

33 lines
1 KiB
C

/* SPDX-License-Identifier: MIT */
#ifndef USB_DWC3_H
#define USB_DWC3_H
#include "dart.h"
#include "types.h"
typedef struct dwc3_dev dwc3_dev_t;
typedef enum _cdc_acm_pipe_id_t {
CDC_ACM_PIPE_0,
CDC_ACM_PIPE_1,
CDC_ACM_PIPE_MAX
} cdc_acm_pipe_id_t;
dwc3_dev_t *usb_dwc3_init(uintptr_t regs, dart_dev_t *dart);
void usb_dwc3_shutdown(dwc3_dev_t *dev);
void usb_dwc3_handle_events(dwc3_dev_t *dev);
ssize_t usb_dwc3_can_read(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe);
bool usb_dwc3_can_write(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe);
u8 usb_dwc3_getbyte(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe);
void usb_dwc3_putbyte(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe, u8 byte);
size_t usb_dwc3_read(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe, void *buf, size_t count);
size_t usb_dwc3_write(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe, const void *buf, size_t count);
size_t usb_dwc3_queue(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe, const void *buf, size_t count);
void usb_dwc3_flush(dwc3_dev_t *dev, cdc_acm_pipe_id_t pipe);
#endif