mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-19 08:28:51 +09:00
176 lines
4.2 KiB
C
176 lines
4.2 KiB
C
/*
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* (C) Copyright 2002
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* Wolfgang Grandegger, DENX Software Engineering, wg@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <malloc.h>
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#include <net.h>
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#include <asm/io.h>
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#include <pci.h>
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#include <command.h>
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#include "pn62.h"
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#if (CONFIG_COMMANDS & CFG_CMD_BSP)
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extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
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/*
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* Command led: controls the various LEDs 0..11 on the PN62 card.
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*/
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int do_led (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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unsigned int number, function;
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if (argc != 3) {
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printf ("Usage:\n%s\n", cmdtp->usage);
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return 1;
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}
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number = simple_strtoul(argv[1], NULL, 10);
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if (number > PN62_LED_MAX)
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return 1;
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function = simple_strtoul(argv[2], NULL, 16);
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set_led (number, function);
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return 0;
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}
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U_BOOT_CMD(
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led , 3, 1, do_led,
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"led - set LED 0..11 on the PN62 board\n",
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"i fun\n"
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" - set 'i'th LED to function 'fun'\n"
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);
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/*
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* Command loadpci: loads a image over PCI.
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*/
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#define CMD_MOVE_WINDOW 0x1
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#define CMD_BOOT_IMAGE 0x2
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int do_loadpci (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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char *s;
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ulong addr = 0, count = 0;
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u32 off;
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int cmd, rcode = 0;
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/* pre-set load_addr */
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if ((s = getenv("loadaddr")) != NULL) {
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addr = simple_strtoul(s, NULL, 16);
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}
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switch (argc) {
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case 1:
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break;
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case 2:
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addr = simple_strtoul(argv[1], NULL, 16);
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break;
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default:
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printf ("Usage:\n%s\n", cmdtp->usage);
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return 1;
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}
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printf ("## Ready for image download ...\n");
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show_startup_phase(12);
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while (1) {
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/* Alive indicator */
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i2155x_write_scrapad(BOOT_PROTO, BOOT_PROTO_READY);
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/* Toggle status LEDs */
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cmd = (count / 200) % 4; /* downscale */
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set_led(4, cmd == 0 ? LED_1 : LED_0);
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set_led(5, cmd == 1 ? LED_1 : LED_0);
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set_led(6, cmd == 2 ? LED_1 : LED_0);
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set_led(7, cmd == 3 ? LED_1 : LED_0);
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udelay(1000);
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count++;
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cmd = i2155x_read_scrapad(BOOT_CMD);
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if (cmd == BOOT_CMD_MOVE) {
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off = i2155x_read_scrapad(BOOT_DATA);
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off += addr;
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i2155x_set_bar_base(3, off);
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printf ("## BAR3 Addr moved = 0x%08x\n", off);
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i2155x_write_scrapad(BOOT_CMD, ~cmd);
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show_startup_phase(13);
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}
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else if (cmd == BOOT_CMD_BOOT) {
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set_led(4, LED_1);
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set_led(5, LED_1);
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set_led(6, LED_1);
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set_led(7, LED_1);
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i2155x_write_scrapad(BOOT_CMD, ~cmd);
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show_startup_phase(14);
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break;
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}
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/* Abort if ctrl-c was pressed */
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if (ctrlc()) {
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printf("\nAbort\n");
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return 0;
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}
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}
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/* Repoint to the default shared memory */
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i2155x_set_bar_base(3, PN62_SMEM_DEFAULT);
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load_addr = addr;
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printf ("## Start Addr = 0x%08lx\n", addr);
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show_startup_phase(15);
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/* Loading ok, check if we should attempt an auto-start */
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if (((s = getenv("autostart")) != NULL) && (strcmp(s,"yes") == 0)) {
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char *local_args[2];
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local_args[0] = argv[0];
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local_args[1] = NULL;
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printf ("Automatic boot of image at addr 0x%08lX ...\n",
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load_addr);
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rcode = do_bootm (cmdtp, 0, 1, local_args);
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}
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#ifdef CONFIG_AUTOSCRIPT
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if (load_addr) {
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char *s;
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if (((s = getenv("autoscript")) != NULL) && (strcmp(s,"yes") == 0)) {
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printf("Running autoscript at addr 0x%08lX ...\n", load_addr);
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rcode = autoscript (bd, load_addr);
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}
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}
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#endif
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return rcode;
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}
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U_BOOT_CMD(
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loadpci, 2, 1, do_loadpci,
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"loadpci - load binary file over PCI\n",
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"[addr]\n"
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" - load binary file over PCI to address 'addr'\n"
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);
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#endif
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