#ifndef USB_DFU_TRANSFER_SIZE
-#define USB_DFU_TRANSFER_SIZE FLASH_SECTOR_SIZE
+#define USB_DFU_TRANSFER_SIZE FLASH_SECTOR_SIZE
#endif
#define USB_FUNCTION_DESC_DFU_DECL \
- struct dfu_function_desc
+ struct dfu_function_desc
-#define USB_FUNCTION_DFU_IFACE_COUNT 1
-#define USB_FUNCTION_DFU_RX_EP_COUNT 0
-#define USB_FUNCTION_DFU_TX_EP_COUNT 0
+#define USB_FUNCTION_DFU_IFACE_COUNT 1
+#define USB_FUNCTION_DFU_RX_EP_COUNT 0
+#define USB_FUNCTION_DFU_TX_EP_COUNT 0
// ----- Macros -----
#define USB_FUNCTION_DESC_DFU(state...) \
- { \
- .iface = { \
- .bLength = sizeof(struct usb_desc_iface_t), \
- .bDescriptorType = USB_DESC_IFACE, \
- .bInterfaceNumber = USB_FUNCTION_IFACE(0, state), \
- .bAlternateSetting = 0, \
- .bNumEndpoints = 0, \
- .bInterfaceClass = USB_DEV_CLASS_APP, \
- .bInterfaceSubClass = USB_DEV_SUBCLASS_APP_DFU, \
- .bInterfaceProtocol = USB_DEV_PROTO_DFU_DFU, \
- .iInterface = 0, \
- }, \
- .dfu = { \
- .bLength = sizeof(struct dfu_desc_functional), \
- .bDescriptorType = { \
- .id = 0x1, \
- .type_type = USB_DESC_TYPE_CLASS \
- }, \
- .will_detach = 1, \
- .manifestation_tolerant = 0, \
- .can_upload = 0, \
- .can_download = 1, \
- .wDetachTimeOut = 0, \
- .wTransferSize = USB_DFU_TRANSFER_SIZE, \
- .bcdDFUVersion = { .maj = 1, .min = 1 } \
- } \
- }
+ { \
+ .iface = { \
+ .bLength = sizeof(struct usb_desc_iface_t), \
+ .bDescriptorType = USB_DESC_IFACE, \
+ .bInterfaceNumber = USB_FUNCTION_IFACE(0, state), \
+ .bAlternateSetting = 0, \
+ .bNumEndpoints = 0, \
+ .bInterfaceClass = USB_DEV_CLASS_APP, \
+ .bInterfaceSubClass = USB_DEV_SUBCLASS_APP_DFU, \
+ .bInterfaceProtocol = USB_DEV_PROTO_DFU_DFU, \
+ .iInterface = 0, \
+ }, \
+ .dfu = { \
+ .bLength = sizeof(struct dfu_desc_functional), \
+ .bDescriptorType = { \
+ .id = 0x1, \
+ .type_type = USB_DESC_TYPE_CLASS \
+ }, \
+ .will_detach = 1, \
+ .manifestation_tolerant = 0, \
+ .can_upload = 0, \
+ .can_download = 1, \
+ .wDetachTimeOut = 0, \
+ .wTransferSize = USB_DFU_TRANSFER_SIZE, \
+ .bcdDFUVersion = { .maj = 1, .min = 1 } \
+ } \
+ }
// ----- Enumerations -----
enum dfu_dev_subclass {
- USB_DEV_SUBCLASS_APP_DFU = 0x01
+ USB_DEV_SUBCLASS_APP_DFU = 0x01
};
enum dfu_dev_proto {
- USB_DEV_PROTO_DFU_APP = 0x01,
- USB_DEV_PROTO_DFU_DFU = 0x02
+ USB_DEV_PROTO_DFU_APP = 0x01,
+ USB_DEV_PROTO_DFU_DFU = 0x02
};
enum dfu_ctrl_req_code {
- USB_CTRL_REQ_DFU_DETACH = 0,
- USB_CTRL_REQ_DFU_DNLOAD = 1,
- USB_CTRL_REQ_DFU_UPLOAD = 2,
- USB_CTRL_REQ_DFU_GETSTATUS = 3,
- USB_CTRL_REQ_DFU_CLRSTATUS = 4,
- USB_CTRL_REQ_DFU_GETSTATE = 5,
- USB_CTRL_REQ_DFU_ABORT = 6
+ USB_CTRL_REQ_DFU_DETACH = 0,
+ USB_CTRL_REQ_DFU_DNLOAD = 1,
+ USB_CTRL_REQ_DFU_UPLOAD = 2,
+ USB_CTRL_REQ_DFU_GETSTATUS = 3,
+ USB_CTRL_REQ_DFU_CLRSTATUS = 4,
+ USB_CTRL_REQ_DFU_GETSTATE = 5,
+ USB_CTRL_REQ_DFU_ABORT = 6
};
enum dfu_status {
- DFU_STATUS_async = 0xff,
- DFU_STATUS_OK = 0x00,
- DFU_STATUS_errTARGET = 0x01,
- DFU_STATUS_errFILE = 0x02,
- DFU_STATUS_errWRITE = 0x03,
- DFU_STATUS_errERASE = 0x04,
- DFU_STATUS_errCHECK_ERASED = 0x05,
- DFU_STATUS_errPROG = 0x06,
- DFU_STATUS_errVERIFY = 0x07,
- DFU_STATUS_errADDRESS = 0x08,
- DFU_STATUS_errNOTDONE = 0x09,
- DFU_STATUS_errFIRMWARE = 0x0a,
- DFU_STATUS_errVENDOR = 0x0b,
- DFU_STATUS_errUSBR = 0x0c,
- DFU_STATUS_errPOR = 0x0d,
- DFU_STATUS_errUNKNOWN = 0x0e,
- DFU_STATUS_errSTALLEDPKT = 0x0f
+ DFU_STATUS_async = 0xff,
+ DFU_STATUS_OK = 0x00,
+ DFU_STATUS_errTARGET = 0x01,
+ DFU_STATUS_errFILE = 0x02,
+ DFU_STATUS_errWRITE = 0x03,
+ DFU_STATUS_errERASE = 0x04,
+ DFU_STATUS_errCHECK_ERASED = 0x05,
+ DFU_STATUS_errPROG = 0x06,
+ DFU_STATUS_errVERIFY = 0x07,
+ DFU_STATUS_errADDRESS = 0x08,
+ DFU_STATUS_errNOTDONE = 0x09,
+ DFU_STATUS_errFIRMWARE = 0x0a,
+ DFU_STATUS_errVENDOR = 0x0b,
+ DFU_STATUS_errUSBR = 0x0c,
+ DFU_STATUS_errPOR = 0x0d,
+ DFU_STATUS_errUNKNOWN = 0x0e,
+ 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_RESET = 8,
- DFU_STATE_dfuUPLOAD_IDLE = 9,
- DFU_STATE_dfuERROR = 10
+ 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_RESET = 8,
+ DFU_STATE_dfuUPLOAD_IDLE = 9,
+ DFU_STATE_dfuERROR = 10
};
// ----- Structs -----
struct dfu_status_t {
- enum dfu_status bStatus : 8;
- uint32_t bwPollTimeout : 24;
- enum dfu_state bState : 8;
- uint8_t iString;
+ enum dfu_status bStatus : 8;
+ uint32_t bwPollTimeout : 24;
+ enum dfu_state bState : 8;
+ uint8_t iString;
} __packed;
CTASSERT_SIZE_BYTE(struct dfu_status_t, 6);
typedef void (*dfu_detach_t)(void);
struct dfu_ctx {
- struct usbd_function_ctx_header header;
- enum dfu_state state;
- enum dfu_status status;
- dfu_setup_write_t setup_write;
- dfu_finish_write_t finish_write;
- size_t off;
- size_t len;
+ struct usbd_function_ctx_header header;
+ enum dfu_state state;
+ enum dfu_status status;
+ dfu_setup_write_t setup_write;
+ dfu_finish_write_t finish_write;
+ size_t off;
+ size_t len;
};
struct dfu_desc_functional {
- uint8_t bLength;
- struct usb_desc_type_t bDescriptorType; /* = class DFU/0x1 FUNCTIONAL */
- union {
- struct {
- uint8_t can_download : 1;
- uint8_t can_upload : 1;
- uint8_t manifestation_tolerant : 1;
- uint8_t will_detach : 1;
- uint8_t _rsvd0 : 4;
- };
- uint8_t bmAttributes;
- };
- uint16_t wDetachTimeOut;
- uint16_t wTransferSize;
- struct usb_bcd_t bcdDFUVersion;
+ uint8_t bLength;
+ struct usb_desc_type_t bDescriptorType; /* = class DFU/0x1 FUNCTIONAL */
+ union {
+ struct {
+ uint8_t can_download : 1;
+ uint8_t can_upload : 1;
+ uint8_t manifestation_tolerant : 1;
+ uint8_t will_detach : 1;
+ uint8_t _rsvd0 : 4;
+ };
+ uint8_t bmAttributes;
+ };
+ uint16_t wDetachTimeOut;
+ uint16_t wTransferSize;
+ struct usb_bcd_t bcdDFUVersion;
} __packed;
CTASSERT_SIZE_BYTE(struct dfu_desc_functional, 9);
struct dfu_function_desc {
- struct usb_desc_iface_t iface;
- struct dfu_desc_functional dfu;
+ struct usb_desc_iface_t iface;
+ struct dfu_desc_functional dfu;
};