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/*
* (C) Copyright 2002
* Wolfgang Grandegger, DENX Software Engineering, wg@denx.de.
*
* 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 <malloc.h>
#include <net.h>
#include <asm/io.h>
#include <pci.h>
#include <command.h>
#include "pn62.h"
#if defined(CONFIG_CMD_BSP)
extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
/*
* Command led: controls the various LEDs 0..11 on the PN62 card.
*/
int do_led (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
unsigned int number, function;
if (argc != 3) {
cmd_usage(cmdtp);
return 1;
}
number = simple_strtoul(argv[1], NULL, 10);
if (number > PN62_LED_MAX)
return 1;
function = simple_strtoul(argv[2], NULL, 16);
set_led (number, function);
return 0;
}
U_BOOT_CMD(
led , 3, 1, do_led,
"set LED 0..11 on the PN62 board",
"i fun\n"
" - set 'i'th LED to function 'fun'\n"
);
/*
* Command loadpci: loads a image over PCI.
*/
#define CMD_MOVE_WINDOW 0x1
#define CMD_BOOT_IMAGE 0x2
int do_loadpci (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
char *s;
ulong addr = 0, count = 0;
u32 off;
int cmd, rcode = 0;
/* pre-set load_addr */
if ((s = getenv("loadaddr")) != NULL) {
addr = simple_strtoul(s, NULL, 16);
}
switch (argc) {
case 1:
break;
case 2:
addr = simple_strtoul(argv[1], NULL, 16);
break;
default:
cmd_usage(cmdtp);
return 1;
}
printf ("## Ready for image download ...\n");
show_startup_phase(12);
while (1) {
/* Alive indicator */
i2155x_write_scrapad(BOOT_PROTO, BOOT_PROTO_READY);
/* Toggle status LEDs */
cmd = (count / 200) % 4; /* downscale */
set_led(4, cmd == 0 ? LED_1 : LED_0);
set_led(5, cmd == 1 ? LED_1 : LED_0);
set_led(6, cmd == 2 ? LED_1 : LED_0);
set_led(7, cmd == 3 ? LED_1 : LED_0);
udelay(1000);
count++;
cmd = i2155x_read_scrapad(BOOT_CMD);
if (cmd == BOOT_CMD_MOVE) {
off = i2155x_read_scrapad(BOOT_DATA);
off += addr;
i2155x_set_bar_base(3, off);
printf ("## BAR3 Addr moved = 0x%08x\n", off);
i2155x_write_scrapad(BOOT_CMD, ~cmd);
show_startup_phase(13);
}
else if (cmd == BOOT_CMD_BOOT) {
set_led(4, LED_1);
set_led(5, LED_1);
set_led(6, LED_1);
set_led(7, LED_1);
i2155x_write_scrapad(BOOT_CMD, ~cmd);
show_startup_phase(14);
break;
}
/* Abort if ctrl-c was pressed */
if (ctrlc()) {
printf("\nAbort\n");
return 0;
}
}
/* Repoint to the default shared memory */
i2155x_set_bar_base(3, PN62_SMEM_DEFAULT);
load_addr = addr;
printf ("## Start Addr = 0x%08lx\n", addr);
show_startup_phase(15);
/* Loading ok, check if we should attempt an auto-start */
if (((s = getenv("autostart")) != NULL) && (strcmp(s,"yes") == 0)) {
char *local_args[2];
local_args[0] = argv[0];
local_args[1] = NULL;
printf ("Automatic boot of image at addr 0x%08lX ...\n",
load_addr);
rcode = do_bootm (cmdtp, 0, 1, local_args);
}
#ifdef CONFIG_SOURCE
if (load_addr) {
char *s;
if (((s = getenv("autoscript")) != NULL) && (strcmp(s,"yes") == 0)) {
printf ("Running "source" command at addr 0x%08lX",
load_addr);
s = getenv ("autoscript_uname");
if (s)
printf (":%s ...\n", s);
else
puts (" ...\n");
rcode = source (load_addr, s);
}
}
#endif
return rcode;
}
U_BOOT_CMD(
loadpci, 2, 1, do_loadpci,
"load binary file over PCI",
"[addr]\n"
" - load binary file over PCI to address 'addr'\n"
);
#endif
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