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MFp4:

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Tidy up a bit.  Make sure that the burned image matches the downloaded
one.
This commit is contained in:
Warner Losh 2006-08-16 23:18:07 +00:00
parent 5faf79cd4c
commit a2d68f2284
3 changed files with 23 additions and 41 deletions
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2
sys/boot/arm/at91/boot0spi/Makefile
View File

@ -4,7 +4,7 @@
P=boot0spi
FILES=${P}
SRCS=arm_init.s main.c doit.c
SRCS=arm_init.s main.c
NO_MAN=
LDFLAGS=-e 0 -T ${.CURDIR}/../linker.cfg
OBJS+= ${SRCS:N*.h:R:S/$/.o/g}

37
sys/boot/arm/at91/boot0spi/doit.c
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@ -1,37 +0,0 @@
/*-
* Copyright (c) 2006 M. Warner Losh. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
typedef void fn_t(void);
void doit(void *);
void
doit(void *addr)
{
fn_t *fn = (fn_t *)addr;
fn();
}

25
sys/boot/arm/at91/boot0spi/main.c
View File

@ -27,16 +27,35 @@
#include "at91rm9200.h"
#include "lib.h"
#include "at91rm9200_lowlevel.h"
#include "spi_flash.h"
extern void doit(void *);
#define OFFSET 0
int
main(void)
{
int len, i, j, off;
char *addr = (char *)SDRAM_BASE + (1 << 20); /* Load to base + 1MB */
char *addr2 = (char *)SDRAM_BASE + (2 << 20); /* Load to base + 2MB */
char *addr3 = (char *)SDRAM_BASE + (3 << 20); /* Load to base + 2MB */
while (xmodem_rx(addr) == -1)
SPI_InitFlash();
printf("Waiting for data\r\n");
while ((len = xmodem_rx(addr)) == -1)
continue;
doit(addr);
printf("\r\nDownloaded %u bytes.\r\n", len);
p_memcpy(addr3, addr, (len + FLASH_PAGE_SIZE - 1) / FLASH_PAGE_SIZE * FLASH_PAGE_SIZE);
printf("Writing %u bytes to flash at %u\r\n", len, OFFSET);
for (i = 0; i < len; i+= FLASH_PAGE_SIZE) {
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)
break;
}
if (j >= 10)
printf("Bad Readback at %u\r\n", i);
}
return (1);
}