sam7fc/include/usb_dfu.h

74 lines
1.8 KiB
C

#ifndef USB_DFU_H_
#define USB_DFU_H_
#include <stdint.h>
#include "usb_ch9.h"
#define USB_DT_DFU USB_DT_CS_DEVICE
/* DFU Descriptor Type */
#define USB_TYPE_DFU (USB_TYPE_CLASS | USB_RECIP_INTERFACE)
struct usb_dfu_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bmAttributes;
uint16_t wDetachTimeOut;
uint16_t wTransferSize;
uint16_t bcdDFUVersion;
} __attribute__ ((packed));
#define USB_DFU_CAN_DOWNLOAD 0x01
#define USB_DFU_CAN_UPLOAD 0x02
#define USB_DFU_MANIFEST_TOL 0x04
#define USB_DFU_WILL_DETACH 0x08
/* DFU class-specific requests (Section 3, DFU Rev 1.1) */
#define USB_REQ_DFU_DETACH 0x00
#define USB_REQ_DFU_DNLOAD 0x01
#define USB_REQ_DFU_UPLOAD 0x02
#define USB_REQ_DFU_GETSTATUS 0x03
#define USB_REQ_DFU_CLRSTATUS 0x04
#define USB_REQ_DFU_GETSTATE 0x05
#define USB_REQ_DFU_ABORT 0x06
struct dfu_status {
uint8_t bStatus;
uint8_t bwPollTimeout[3];
uint8_t bState;
uint8_t iString;
} __attribute__((packed));
#define DFU_STATUS_OK 0x00
#define DFU_STATUS_errTARGET 0x01
#define DFU_STATUS_errFILE 0x02
#define DFU_STATUS_errWRITE 0x03
#define DFU_STATUS_errERASE 0x04
#define DFU_STATUS_errCHECK_ERASED 0x05
#define DFU_STATUS_errPROG 0x06
#define DFU_STATUS_errVERIFY 0x07
#define DFU_STATUS_errADDRESS 0x08
#define DFU_STATUS_errNOTDONE 0x09
#define DFU_STATUS_errFIRMWARE 0x0a
#define DFU_STATUS_errVENDOR 0x0b
#define DFU_STATUS_errUSBR 0x0c
#define DFU_STATUS_errPOR 0x0d
#define DFU_STATUS_errUNKNOWN 0x0e
#define DFU_STATUS_errSTALLEDPKT 0x0f
enum dfu_state {
DFU_STATE_appIDLE = 0,
DFU_STATE_appDETACH = 1,
DFU_STATE_dfuIDLE = 2,
DFU_STATE_dfuDNLOAD_SYNC = 3,
DFU_STATE_dfuDNBUSY = 4,
DFU_STATE_dfuDNLOAD_IDLE = 5,
DFU_STATE_dfuMANIFEST_SYNC = 6,
DFU_STATE_dfuMANIFEST = 7,
DFU_STATE_dfuMANIFEST_WAIT_RST = 8,
DFU_STATE_dfuUPLOAD_IDLE = 9,
DFU_STATE_dfuERROR = 10,
};
#endif /*USB_DFU_H_*/