1/*- 2 * Copyright (c) 2006 M. Warner Losh. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 *
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24 * $FreeBSD: head/sys/boot/arm/at91/boot0spi/main.c 157917 2006-04-21 06:51:08Z imp $
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24 * $FreeBSD: head/sys/boot/arm/at91/boot0spi/main.c 161369 2006-08-16 23:18:07Z imp $ |
25 */ 26 27#include "at91rm9200.h" 28#include "lib.h" 29#include "at91rm9200_lowlevel.h"
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30#include "spi_flash.h" |
31
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31extern void doit(void *);
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32#define OFFSET 0 |
33 34int 35main(void) 36{
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37 int len, i, j, off; |
38 char *addr = (char *)SDRAM_BASE + (1 << 20); /* Load to base + 1MB */
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39 char *addr2 = (char *)SDRAM_BASE + (2 << 20); /* Load to base + 2MB */ 40 char *addr3 = (char *)SDRAM_BASE + (3 << 20); /* Load to base + 2MB */ |
41
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38 while (xmodem_rx(addr) == -1)
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42 SPI_InitFlash(); 43 printf("Waiting for data\r\n"); 44 while ((len = xmodem_rx(addr)) == -1) |
45 continue;
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40 doit(addr);
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46 printf("\r\nDownloaded %u bytes.\r\n", len); 47 p_memcpy(addr3, addr, (len + FLASH_PAGE_SIZE - 1) / FLASH_PAGE_SIZE * FLASH_PAGE_SIZE); 48 printf("Writing %u bytes to flash at %u\r\n", len, OFFSET); 49 for (i = 0; i < len; i+= FLASH_PAGE_SIZE) { 50 for (j = 0; j < 10; j++) { 51 off = i + OFFSET; 52 SPI_WriteFlash(off, addr + i, FLASH_PAGE_SIZE); 53 SPI_ReadFlash(off, addr2 + i, FLASH_PAGE_SIZE); 54 if (p_memcmp(addr3 + i, addr2 + i, FLASH_PAGE_SIZE) == 0) 55 break; 56 } 57 if (j >= 10) 58 printf("Bad Readback at %u\r\n", i); 59 } |
60 return (1); 61}
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