107 lines
2.3 KiB
C
107 lines
2.3 KiB
C
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#ifndef UF2_HID_H
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#define UF2_HID_H 1
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#define HF2_CMD_BININFO 0x0001
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// no arguments
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#define HF2_MODE_BOOTLOADER 0x01
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#define HF2_MODE_USERSPACE 0x02
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struct HF2_BININFO_Result {
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uint32_t mode;
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uint32_t flash_page_size;
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uint32_t flash_num_pages;
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uint32_t max_message_size;
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};
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#define HF2_CMD_INFO 0x0002
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// no arguments
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// results is utf8 character array
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#define HF2_CMD_RESET_INTO_APP 0x0003
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// no arguments, no result
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#define HF2_CMD_RESET_INTO_BOOTLOADER 0x0004
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// no arguments, no result
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#define HF2_CMD_START_FLASH 0x0005
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// no arguments, no result
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#define HF2_CMD_WRITE_FLASH_PAGE 0x0006
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struct HF2_WRITE_FLASH_PAGE_Command {
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uint32_t target_addr;
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uint32_t data[0];
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};
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// no result
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#define HF2_CMD_CHKSUM_PAGES 0x0007
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struct HF2_CHKSUM_PAGES_Command {
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uint32_t target_addr;
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uint32_t num_pages;
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};
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struct HF2_CHKSUM_PAGES_Result {
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uint16_t chksums[0 /* num_pages */];
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};
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#define HF2_CMD_READ_WORDS 0x0008
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struct HF2_READ_WORDS_Command {
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uint32_t target_addr;
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uint32_t num_words;
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};
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struct HF2_READ_WORDS_Result {
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uint32_t words[0 /* num_words */];
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};
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#define HF2_CMD_WRITE_WORDS 0x0009
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struct HF2_WRITE_WORDS_Command {
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uint32_t target_addr;
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uint32_t num_words;
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uint32_t words[0 /* num_words */];
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};
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// no result
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#define HF2_CMD_DMESG 0x0010
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// no arguments
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// results is utf8 character array
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typedef struct {
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uint32_t command_id;
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uint16_t tag;
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uint8_t reserved0;
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uint8_t reserved1;
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union {
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struct HF2_WRITE_FLASH_PAGE_Command write_flash_page;
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struct HF2_WRITE_WORDS_Command write_words;
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struct HF2_READ_WORDS_Command read_words;
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struct HF2_CHKSUM_PAGES_Command chksum_pages;
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};
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} HF2_Command;
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typedef struct {
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uint16_t tag;
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union {
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struct {
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uint8_t status;
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uint8_t status_info;
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};
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uint16_t status16;
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};
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union {
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struct HF2_BININFO_Result bininfo;
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uint8_t data8[0];
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uint16_t data16[0];
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uint32_t data32[0];
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};
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} HF2_Response;
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#define HF2_FLAG_SERIAL_OUT 0x80
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#define HF2_FLAG_SERIAL_ERR 0xC0
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#define HF2_FLAG_CMDPKT_LAST 0x40
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#define HF2_FLAG_CMDPKT_BODY 0x00
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#define HF2_FLAG_MASK 0xC0
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#define HF2_SIZE_MASK 63
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#define HF2_STATUS_OK 0x00
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#define HF2_STATUS_INVALID_CMD 0x01
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#endif
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