upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
116 lines
2.6 KiB
116 lines
2.6 KiB
/*
|
|
* (C) Copyright 2002
|
|
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <malloc.h>
|
|
#include <net.h>
|
|
#include <asm/io.h>
|
|
#include <pci.h>
|
|
#include <405gp_pci.h>
|
|
|
|
#include "pci405.h"
|
|
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_BSP)
|
|
|
|
extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
|
|
|
|
|
|
/*
|
|
* Command loadpci: wait for signal from host and boot image.
|
|
*/
|
|
int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|
{
|
|
unsigned int *ptr = 0;
|
|
int count = 0;
|
|
int count2 = 0;
|
|
int status;
|
|
int i;
|
|
char addr[16];
|
|
char str[] = "\\|/-";
|
|
char *local_args[2];
|
|
|
|
/*
|
|
* Mark sync address
|
|
*/
|
|
ptr = 0;
|
|
*ptr = 0xffffffff;
|
|
puts("\nWaiting for image from pci host -");
|
|
|
|
/*
|
|
* Wait for host to write the start address
|
|
*/
|
|
while (*ptr == 0xffffffff) {
|
|
count++;
|
|
if (!(count % 100)) {
|
|
count2++;
|
|
putc(0x08); /* backspace */
|
|
putc(str[count2 % 4]);
|
|
}
|
|
|
|
/* Abort if ctrl-c was pressed */
|
|
if (ctrlc()) {
|
|
puts("\nAbort\n");
|
|
return 0;
|
|
}
|
|
|
|
udelay(1000);
|
|
}
|
|
|
|
if (*ptr == PCI_RECONFIG_MAGIC) {
|
|
/*
|
|
* Save own pci configuration in PRAM
|
|
*/
|
|
memset((char *)PCI_REGS_ADDR, 0, PCI_REGS_LEN);
|
|
ptr = (unsigned int *)PCI_REGS_ADDR + 1;
|
|
for (i=0; i<0x40; i+=4) {
|
|
pci_read_config_dword(PCIDEVID_405GP, i, ptr++);
|
|
}
|
|
ptr = (unsigned int *)PCI_REGS_ADDR;
|
|
*ptr = crc32(0, (char *)PCI_REGS_ADDR+4, PCI_REGS_LEN-4);
|
|
|
|
printf("\nStoring PCI Configuration Regs...\n");
|
|
} else {
|
|
sprintf(addr, "%08x", *ptr);
|
|
|
|
/*
|
|
* Boot image
|
|
*/
|
|
printf("\nBooting image at addr 0x%s ...\n", addr);
|
|
setenv("loadaddr", addr);
|
|
|
|
local_args[0] = argv[0];
|
|
local_args[1] = NULL;
|
|
status = do_bootm (cmdtp, 0, 1, local_args);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
U_BOOT_CMD(
|
|
loadpci, 1, 1, do_loadpci,
|
|
"loadpci - Wait for pci-image and boot it\n",
|
|
NULL
|
|
);
|
|
|
|
#endif
|
|
|