/* * (C) Copyright 2002 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * (C) Copyright 2002 * Robert Schwebel, Pengutronix, <r.schwebel@pengutronix.de> * (C) Copyright 2003 * Kai-Uwe Bloem, Auerswald GmbH & Co KG, <linux-development@auerswald.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 */ /* * Boot support */ #include <common.h> #include <command.h> #include <s_record.h> #include <jffs2/load_kernel.h> #include <net.h> #if (CONFIG_COMMANDS & CFG_CMD_JFFS2) #include <cramfs/cramfs_fs.h> extern int cramfs_check (struct part_info *info); extern int cramfs_load (char *loadoffset, struct part_info *info, char *filename); extern int cramfs_ls (struct part_info *info, char *filename); extern int cramfs_info (struct part_info *info); static int part_num=0; #ifndef CFG_JFFS_CUSTOM_PART #define CFG_JFFS_SINGLE_PART 1 static struct part_info part; #ifndef CONFIG_JFFS2_NAND struct part_info* jffs2_part_info(int part_num) { extern flash_info_t flash_info[]; /* info for FLASH chips */ int i; if(part_num==0){ if(part.usr_priv==(void*)1) return ∂ memset(&part, 0, sizeof(part)); #if defined(CFG_JFFS2_FIRST_SECTOR) part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR]; #else part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[0]; #endif /* Figure out flash partition size */ for (i = CFG_JFFS2_FIRST_BANK; i < CFG_JFFS2_NUM_BANKS+CFG_JFFS2_FIRST_BANK; i++) part.size += flash_info[i].size; #if defined(CFG_JFFS2_FIRST_SECTOR) && (CFG_JFFS2_FIRST_SECTOR > 0) part.size -= flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR] - flash_info[CFG_JFFS2_FIRST_BANK].start[0]; #endif /* Mark the struct as ready */ part.usr_priv=(void*)1; return ∂ } return 0; } #else /* CONFIG_JFFS2_NAND */ struct part_info* jffs2_part_info(int part_num) { if(part_num==0){ if(part.usr_priv==(void*)1) return ∂ memset(&part, 0, sizeof(part)); part.offset = (char *)CONFIG_JFFS2_NAND_OFF; part.size = CONFIG_JFFS2_NAND_SIZE; /* the bigger size the slower jffs2 */ #ifndef CONFIG_JFFS2_NAND_DEV #define CONFIG_JFFS2_NAND_DEV 0 #endif /* nand device with the JFFS2 parition plus 1 */ part.usr_priv = (void*)(CONFIG_JFFS2_NAND_DEV+1); return ∂ } return 0; } #endif /* CONFIG_JFFS2_NAND */ #endif /* ifndef CFG_JFFS_CUSTOM_PART */ int do_jffs2_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { struct part_info* jffs2_part_info(int); int jffs2_1pass_load(char *, struct part_info *,const char *); char *fsname; char *filename; int size; struct part_info *part; ulong offset = load_addr; /* pre-set Boot file name */ if ((filename = getenv("bootfile")) == NULL) { filename = "uImage"; } if (argc == 2) { filename = argv[1]; } if (argc == 3) { offset = simple_strtoul(argv[1], NULL, 16); load_addr = offset; filename = argv[2]; } if (0 != (part=jffs2_part_info(part_num))){ /* check partition type for cramfs */ fsname = (cramfs_check(part) ? "CRAMFS" : "JFFS2"); printf("### %s loading '%s' to 0x%lx\n", fsname, filename, offset); if (cramfs_check(part)) { size = cramfs_load ((char *) offset, part, filename); } else { /* if this is not cramfs assume jffs2 */ size = jffs2_1pass_load((char *)offset, part, filename); } if (size > 0) { char buf[10]; printf("### %s load complete: %d bytes loaded to 0x%lx\n", fsname, size, offset); sprintf(buf, "%x", size); setenv("filesize", buf); } else { printf("### %s LOAD ERROR<%x> for %s!\n", fsname, size, filename); } return !(size > 0); } puts ("Active partition not valid\n"); return 0; } int do_jffs2_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { struct part_info* jffs2_part_info(int); int jffs2_1pass_ls(struct part_info *,char *); char *filename = "/"; int ret; struct part_info *part; if (argc == 2) filename = argv[1]; if (0 != (part=jffs2_part_info(part_num))){ /* check partition type for cramfs */ if (cramfs_check(part)) { ret = cramfs_ls (part, filename); } else { /* if this is not cramfs assume jffs2 */ ret = jffs2_1pass_ls(part, filename); } return (ret == 1); } puts ("Active partition not valid\n"); return 0; } int do_jffs2_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { struct part_info* jffs2_part_info(int); int jffs2_1pass_info(struct part_info *); struct part_info *part; char *fsname; int ret; if ((part=jffs2_part_info(part_num))){ /* check partition type for cramfs */ fsname = (cramfs_check(part) ? "CRAMFS" : "JFFS2"); printf("### filesystem type is %s\n", fsname); if (cramfs_check(part)) { ret = cramfs_info (part); } else { /* if this is not cramfs assume jffs2 */ ret = jffs2_1pass_info(part); } return (ret == 1); } puts ("Active partition not valid\n"); return 0; } #ifndef CFG_JFFS_SINGLE_PART int do_jffs2_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { int tmp_part; char str_part_num[3]; struct part_info* jffs2_part_info(int); if (argc >= 2) { tmp_part = simple_strtoul(argv[1], NULL, 16); } else { puts ("Need partition number in argument list\n"); return 0; } if (jffs2_part_info(tmp_part)){ printf("Partition changed to %d\n",tmp_part); part_num=tmp_part; sprintf(str_part_num, "%d", part_num); setenv("partition", str_part_num); return 0; } printf("Partition %d is not valid partiton\n",tmp_part); return 0; } U_BOOT_CMD( chpart, 2, 0, do_jffs2_chpart, "chpart\t- change active partition\n", " - change active partition\n" ); #endif /* CFG_JFFS_SINGLE_PART */ /***************************************************/ U_BOOT_CMD( fsload, 3, 0, do_jffs2_fsload, "fsload\t- load binary file from a filesystem image\n", "[ off ] [ filename ]\n" " - load binary file from flash bank\n" " with offset 'off'\n" ); U_BOOT_CMD( fsinfo, 1, 1, do_jffs2_fsinfo, "fsinfo\t- print information about filesystems\n", " - print information about filesystems\n" ); U_BOOT_CMD( ls, 2, 1, do_jffs2_ls, "ls\t- list files in a directory (default /)\n", "[ directory ]\n" " - list files in a directory.\n" ); #endif /* CFG_CMD_JFFS2 */