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zpu: currently we have only 2 NOPs in the firmware

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Sergey Kostanbaev
2017-08-02 12:41:21 +03:00
parent 79938f6090
commit 6731023b5c
1 changed files with 4 additions and 8 deletions
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12
zpu/umtrx/bootloader_utils.c
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@@ -40,14 +40,10 @@ int is_valid_fpga_image(uint32_t addr) {
}
int is_valid_fw_image(uint32_t addr) {
static const uint8_t fwheader[] = {0x0b, 0x0b, 0x0b, 0x0b}; //just lookin for a jump to anywhere located at the reset vector
//printf("is_valid_fw_image(): starting with addr=%x...\n", addr);
uint8_t buf[12];
spi_flash_read(addr, 4, buf);
//printf("is_valid_fw_image(): read ");
//for(int i = 0; i < 5; i++) printf("%x ", buf[i]);
//printf("\n");
return memcmp(buf, fwheader, 4) == 0;
static const uint8_t fwheader[2] = {0x0b, 0x0b}; //just lookin for a jump to anywhere located at the reset vector
uint8_t buf[2];
spi_flash_read(addr, 2, buf);
return memcmp(buf, fwheader, 2) == 0;
}
void start_program(void)