1*ea0364f1SPeter Tyser /* 2*ea0364f1SPeter Tyser * (C) Copyright 2003 3*ea0364f1SPeter Tyser * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4*ea0364f1SPeter Tyser * 5*ea0364f1SPeter Tyser * (c) Copyright 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> 6*ea0364f1SPeter Tyser * (c) Copyright 2008 Renesas Solutions Corp. 7*ea0364f1SPeter Tyser * 8*ea0364f1SPeter Tyser * See file CREDITS for list of people who contributed to this 9*ea0364f1SPeter Tyser * project. 10*ea0364f1SPeter Tyser * 11*ea0364f1SPeter Tyser * This program is free software; you can redistribute it and/or modify 12*ea0364f1SPeter Tyser * it under the terms of the GNU General Public License as published by 13*ea0364f1SPeter Tyser * the Free Software Foundation; either version 2 of the License, or 14*ea0364f1SPeter Tyser * (at your option) any later version. 15*ea0364f1SPeter Tyser * 16*ea0364f1SPeter Tyser * This program is distributed in the hope that it will be useful, 17*ea0364f1SPeter Tyser * but WITHOUT ANY WARRANTY; without even the implied warranty of 18*ea0364f1SPeter Tyser * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19*ea0364f1SPeter Tyser * GNU General Public License for more details. 20*ea0364f1SPeter Tyser * 21*ea0364f1SPeter Tyser * You should have received a copy of the GNU General Public License 22*ea0364f1SPeter Tyser * along with this program; if not, write to the Free Software 23*ea0364f1SPeter Tyser * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 24*ea0364f1SPeter Tyser * 25*ea0364f1SPeter Tyser */ 26*ea0364f1SPeter Tyser 27*ea0364f1SPeter Tyser #include <common.h> 28*ea0364f1SPeter Tyser #include <command.h> 29*ea0364f1SPeter Tyser #include <asm/byteorder.h> 30*ea0364f1SPeter Tyser 31*ea0364f1SPeter Tyser #ifdef CONFIG_SYS_DEBUG 32*ea0364f1SPeter Tyser static void hexdump(unsigned char *buf, int len) 33*ea0364f1SPeter Tyser { 34*ea0364f1SPeter Tyser int i; 35*ea0364f1SPeter Tyser 36*ea0364f1SPeter Tyser for (i = 0; i < len; i++) { 37*ea0364f1SPeter Tyser if ((i % 16) == 0) 38*ea0364f1SPeter Tyser printf("%s%08x: ", i ? "\n" : "", 39*ea0364f1SPeter Tyser (unsigned int)&buf[i]); 40*ea0364f1SPeter Tyser printf("%02x ", buf[i]); 41*ea0364f1SPeter Tyser } 42*ea0364f1SPeter Tyser printf("\n"); 43*ea0364f1SPeter Tyser } 44*ea0364f1SPeter Tyser #endif 45*ea0364f1SPeter Tyser 46*ea0364f1SPeter Tyser int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) 47*ea0364f1SPeter Tyser { 48*ea0364f1SPeter Tyser /* Linux kernel load address */ 49*ea0364f1SPeter Tyser void (*kernel) (void) = (void (*)(void))images->ep; 50*ea0364f1SPeter Tyser /* empty_zero_page */ 51*ea0364f1SPeter Tyser unsigned char *param 52*ea0364f1SPeter Tyser = (unsigned char *)image_get_load(images->legacy_hdr_os); 53*ea0364f1SPeter Tyser /* Linux kernel command line */ 54*ea0364f1SPeter Tyser char *cmdline = (char *)param + 0x100; 55*ea0364f1SPeter Tyser /* PAGE_SIZE */ 56*ea0364f1SPeter Tyser unsigned long size = images->ep - (unsigned long)param; 57*ea0364f1SPeter Tyser char *bootargs = getenv("bootargs"); 58*ea0364f1SPeter Tyser 59*ea0364f1SPeter Tyser if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) 60*ea0364f1SPeter Tyser return 1; 61*ea0364f1SPeter Tyser 62*ea0364f1SPeter Tyser /* Setup parameters */ 63*ea0364f1SPeter Tyser memset(param, 0, size); /* Clear zero page */ 64*ea0364f1SPeter Tyser strcpy(cmdline, bootargs); 65*ea0364f1SPeter Tyser 66*ea0364f1SPeter Tyser kernel(); 67*ea0364f1SPeter Tyser /* does not return */ 68*ea0364f1SPeter Tyser 69*ea0364f1SPeter Tyser return 1; 70*ea0364f1SPeter Tyser } 71