63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
/*
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* Copyright (c) 2020-2021, SERI Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-10-29 Lyons first version
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*/
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#include "__def.h"
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#include "systick.h"
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#include "xprintf.h"
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#define IAP_PKG_SIZE 64 // 64 Byte
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#define IAP_ADDR 0x00001000 // from 4KB
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typedef void (*func)(void);
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int main()
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{
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func _jump;
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delay_ms(200);
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xprintf("[boot] recv bin file...\n");
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uint32_t offset;
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offset = 0;
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while (1)
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{
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uint8_t dummy[IAP_PKG_SIZE+2]; // A5 data32*16 5A
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for (uint32_t i=0; i<sizeof(dummy); i++)
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{
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dummy[i] = uart_read_wait(UART1);
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}
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if (0xA6 == dummy[0]) {
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break;
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}
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for (uint32_t i=0; i<(IAP_PKG_SIZE/4); i++)
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{
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*((uint32_t*)IAP_ADDR + offset + i) = (dummy[1 + 4*i + 0] << 0)
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+ (dummy[1 + 4*i + 1] << 8)
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+ (dummy[1 + 4*i + 2] << 16)
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+ (dummy[1 + 4*i + 3] << 24);
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}
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offset += 16;
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}
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delay_ms(300);
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xprintf("[boot] recv bin file finished.\n");
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_jump = (func)IAP_ADDR;
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_jump();
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return 0;
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}
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