diff options
Diffstat (limited to 'sys/boot/arm/at91/boot0spi/main.c')
| -rw-r--r-- | sys/boot/arm/at91/boot0spi/main.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/sys/boot/arm/at91/boot0spi/main.c b/sys/boot/arm/at91/boot0spi/main.c index 9f1a272..4d03b26 100644 --- a/sys/boot/arm/at91/boot0spi/main.c +++ b/sys/boot/arm/at91/boot0spi/main.c @@ -29,31 +29,26 @@ #include "at91rm9200_lowlevel.h" #include "spi_flash.h" -#define LOADER_OFFSET 0 -#define FPGA_OFFSET (15 * FLASH_PAGE_SIZE) -#define OFFSET FPGA_OFFSET +#define OFFSET 0 -int +void main(void) { int len, i, j, off, sec; char *addr = (char *)SDRAM_BASE + (1 << 20); /* download at + 1MB */ char *addr2 = (char *)SDRAM_BASE + (2 << 20); /* readback to + 2MB */ - char *addr3 = (char *)SDRAM_BASE + (3 << 20); /* extra copy at + 3MB */ SPI_InitFlash(); printf("Waiting for data\n"); while ((len = xmodem_rx(addr)) == -1) continue; - // Need extra copy at addr3 - memcpy(addr3, addr, (len + FLASH_PAGE_SIZE - 1) / FLASH_PAGE_SIZE * FLASH_PAGE_SIZE); - printf("Writing %u bytes to flash at %u\n", len, OFFSET); + printf("Writing %u bytes at %u\n", len, OFFSET); for (i = 0; i < len; i+= FLASH_PAGE_SIZE) { + off = i + OFFSET; for (j = 0; j < 10; j++) { - off = i + OFFSET; SPI_WriteFlash(off, addr + i, FLASH_PAGE_SIZE); SPI_ReadFlash(off, addr2 + i, FLASH_PAGE_SIZE); - if (p_memcmp(addr3 + i, addr2 + i, FLASH_PAGE_SIZE) == 0) + if (p_memcmp(addr + i, addr2 + i, FLASH_PAGE_SIZE) == 0) break; } if (j >= 10) @@ -64,5 +59,4 @@ main(void) continue; printf("Done\n"); reset(); - return (1); } |
