/* * (C) Copyright 2005 * Matthias Fuchs, esd GmbH Germany, matthias.fuchs@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>#if (CONFIG_COMMANDS & CFG_CMD_BSP)extern int do_bootm (cmd_tbl_t *, int, int, char *[]);extern int do_autoscript (cmd_tbl_t *, int, int, char *[]);#define ADDRMASK 0xfffff000/* * 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;	char addr[16];	char str[] = "\\|/-";	char *local_args[2];	while(1) {		/*		 * Mark sync address		 */		ptr = 0;		memset(ptr, 0, 0x20);		*ptr = 0xffffffff;		puts("\nWaiting for action 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);		}		printf("\nGot bootcode %08x: ", *ptr);		sprintf(addr, "%08x", *ptr & ADDRMASK);		switch (*ptr & ~ADDRMASK) {		case 0:			/*			 * Boot image via bootm			 */			printf("booting image at addr 0x%s ...\n", addr);			setenv("loadaddr", addr);			do_bootm (cmdtp, 0, 0, NULL);			break;		case 1:			/*			 * Boot image via autoscr			 */			printf("executing script at addr 0x%s ...\n", addr);			local_args[0] = addr;			local_args[1] = NULL;			do_autoscript(cmdtp, 0, 1, local_args);			break;		case 2:			/*			 * Call run_cmd			 */			printf("running command at addr 0x%s ...\n", addr);			run_command ((char*)(*ptr & ADDRMASK), 0);			break;		default:			printf("unhandled boot method\n");			break;		}	}}U_BOOT_CMD(	loadpci,	1,	1,	do_loadpci,	"loadpci - Wait for pci bootcmd and boot it\n",	NULL	);#endif