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#ifndef _USB_DEV_DFU_H
#define _USB_DEV_DFU_H
#include <stdint.h>
#include <board.h>
#include <usb/common/core/USBGenericDescriptor.h>
#include <usb/common/core/USBGenericDescriptor.h>
#include <usb/device/core/USBDDriver.h>
#if 0
/* This is valid for CCID */
#define CONFIG_DFU_NUM_APP_IF 1
#define CONFIG_DFU_NUM_APP_STR 4
#else
/* This is valid for CDC-Serial */
#define CONFIG_DFU_NUM_APP_IF 2
#define CONFIG_DFU_NUM_APP_STR 2
#endif
struct USBStringDescriptor {
USBGenericDescriptor hdr;
unsigned short wData[];
} __attribute__((packed));
#ifdef BOARD_USB_DFU
/* USB DFU functional descriptor */
#define DFU_FUNC_DESC { \
.bLength = USB_DT_DFU_SIZE, \
.bDescriptorType = USB_DT_DFU, \
.bmAttributes = USB_DFU_CAN_UPLOAD | USB_DFU_CAN_DOWNLOAD, \
.wDetachTimeOut = 0xff00, \
.wTransferSize = BOARD_DFU_PAGE_SIZE, \
.bcdDFUVersion = 0x0100, \
}
#define DFU_IF_DESCRIPTORS_STRUCT \
USBInterfaceDescriptor dfu_interface[DFU_NUM_IF];
#define DFU_IF_DESCRIPTORS { \
{ \
.bLength = sizeof(USBInterfaceDescriptor), \
.bDescriptorType = USBGenericDescriptor_INTERFACE, \
.bInterfaceNumber = CONFIG_DFU_NUM_APP_IF, \
.bAlternateSetting = 0, \
.bNumEndpoints = 0, \
.bInterfaceClass = 0xFE, \
.bInterfaceSubClass = 0x01, \
.bInterfaceProtocol = 0x01, \
.iInterface = CONFIG_DFU_NUM_APP_STR, \
}, \
{ \
.bLength = sizeof(USBInterfaceDescriptor), \
.bDescriptorType = USBGenericDescriptor_INTERFACE, \
.bInterfaceNumber = CONFIG_DFU_NUM_APP_IF+1, \
.bAlternateSetting = 0, \
.bNumEndpoints = 0, \
.bInterfaceClass = 0xFE, \
.bInterfaceSubClass = 0x01, \
.bInterfaceProtocol = 0x01, \
.iInterface = CONFIG_DFU_NUM_APP_STR+1, \
}, \
{ \
.bLength = sizeof(USBInterfaceDescriptor), \
.bDescriptorType = USBGenericDescriptor_INTERFACE, \
.bInterfaceNumber = CONFIG_DFU_NUM_APP_IF+2, \
.bAlternateSetting = 0, \
.bNumEndpoints = 0, \
.bInterfaceClass = 0xFE, \
.bInterfaceSubClass = 0x01, \
.bInterfaceProtocol = 0x01, \
.iInterface = CONFIG_DFU_NUM_APP_STR+2, \
}, \
}
extern const struct USBStringDescriptor USBDFU_string1;
extern const struct USBStringDescriptor USBDFU_string2;
extern const struct USBStringDescriptor USBDFU_string3;
#define DFU_NUM_STRINGS 3
#define DFU_STRING_DESCRIPTORS \
(const unsigned char *) &USBDFU_string1, \
(const unsigned char *) &USBDFU_string2, \
(const unsigned char *) &USBDFU_string3,
#else /* BOARD_USB_DFU */
/* no DFU bootloader is being used */
#define DFU_NUM_IF 0
#define DFU_IF_DESCRIPTORS_STRUCT
#define DFU_IF_DESCRIPTORS
#define DFU_NUM_STRINGS 0
#define DFU_STRING_DESCRIPTORS
#endif /* BOARD_USB_DFU */
/* The API between the core DFU handler and the board/soc specific code */
struct dfu {
uint8_t status;
uint32_t state;
int past_manifest;
};
extern struct dfu dfu;
/* call-backs by the board/SOC */
extern int USBDFU_handle_dnload(uint16_t val, uint16_t len, int first);
extern int USBDFU_handle_upload(uint16_t val, uint16_t len, int first);
void USBDFU_Runtime_RequestHandler(const USBGenericRequest *request);
void USBDFU_DFU_RequestHandler(const USBGenericRequest *request);
void USBDFU_Initialize(const USBDDriverDescriptors *pDescriptors, unsigned char *pInterfaces);
#endif
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