u-boot/common/spl/spl_ymodem.c
Marek Vasut 7e0f22674a SPL: Let spl_parse_image_header() return value
Allow the spl_parse_image_header() to return value. This is convenient
for controlling the SPL boot flow if the loaded image is corrupted.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Peng Fan <van.freenix@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Tom Rini <trini@konsulko.com>
2016-05-17 17:52:20 +02:00

63 lines
1.2 KiB
C

/*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2011
* Texas Instruments, <www.ti.com>
*
* Matt Porter <mporter@ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <spl.h>
#include <xyzModem.h>
#include <asm/u-boot.h>
#include <asm/utils.h>
#define BUF_SIZE 1024
static int getcymodem(void) {
if (tstc())
return (getc());
return -1;
}
int spl_ymodem_load_image(void)
{
int size = 0;
int err;
int res;
int ret;
connection_info_t info;
char buf[BUF_SIZE];
ulong store_addr = ~0;
ulong addr = 0;
info.mode = xyzModem_ymodem;
ret = xyzModem_stream_open(&info, &err);
if (!ret) {
while ((res =
xyzModem_stream_read(buf, BUF_SIZE, &err)) > 0) {
if (addr == 0) {
ret = spl_parse_image_header((struct image_header *)buf);
if (ret)
return ret;
}
store_addr = addr + spl_image.load_addr;
size += res;
addr += res;
memcpy((char *)(store_addr), buf, res);
}
} else {
printf("spl: ymodem err - %s\n", xyzModem_error(err));
return ret;
}
xyzModem_stream_close(&err);
xyzModem_stream_terminate(false, &getcymodem);
printf("Loaded %d bytes\n", size);
return 0;
}