wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2002 |
| 3 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| 4 | * Marius Groeger <mgroeger@sysgo.de> |
| 5 | * |
| 6 | * Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) |
| 7 | * |
Graeme Russ | 45fc1d8 | 2011-04-13 19:43:26 +1000 | [diff] [blame] | 8 | * See file CREDITS for list of people who contributed to this |
| 9 | * project. |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or |
| 12 | * modify it under the terms of the GNU General Public License as |
| 13 | * published by the Free Software Foundation; either version 2 of |
| 14 | * the License, or (at your option) any later version. |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program; if not, write to the Free Software |
Graeme Russ | 45fc1d8 | 2011-04-13 19:43:26 +1000 | [diff] [blame] | 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 24 | * MA 02111-1307 USA |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 25 | */ |
| 26 | |
| 27 | #include <common.h> |
| 28 | #include <command.h> |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 29 | #include <image.h> |
Jean-Christophe PLAGNIOL-VILLARD | 6bb9449 | 2009-04-04 12:49:11 +0200 | [diff] [blame] | 30 | #include <u-boot/zlib.h> |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 31 | #include <asm/byteorder.h> |
| 32 | #include <asm/zimage.h> |
| 33 | |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 34 | /*cmd_boot.c*/ |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 35 | int do_bootm_linux(int flag, int argc, char * const argv[], |
| 36 | bootm_headers_t *images) |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 37 | { |
Graeme Russ | 19fc0d5 | 2011-11-08 02:33:20 +0000 | [diff] [blame^] | 38 | void *base_ptr = NULL; |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 39 | ulong os_data, os_len; |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 40 | image_header_t *hdr; |
Graeme Russ | 2fe2a97 | 2008-09-07 07:08:42 +1000 | [diff] [blame] | 41 | |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 42 | #if defined(CONFIG_FIT) |
| 43 | const void *data; |
| 44 | size_t len; |
| 45 | #endif |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 46 | |
Kumar Gala | 18178bc | 2008-10-21 17:25:45 -0500 | [diff] [blame] | 47 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
| 48 | return 1; |
| 49 | |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 50 | if (images->legacy_hdr_valid) { |
| 51 | hdr = images->legacy_hdr_os; |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 52 | if (image_check_type(hdr, IH_TYPE_MULTI)) { |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 53 | /* if multi-part image, we need to get first subimage */ |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 54 | image_multi_getimg(hdr, 0, &os_data, &os_len); |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 55 | } else { |
| 56 | /* otherwise get image data */ |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 57 | os_data = image_get_data(hdr); |
| 58 | os_len = image_get_data_size(hdr); |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 59 | } |
| 60 | #if defined(CONFIG_FIT) |
| 61 | } else if (images->fit_uname_os) { |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 62 | ret = fit_image_get_data(images->fit_hdr_os, |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 63 | images->fit_noffset_os, &data, &len); |
| 64 | if (ret) { |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 65 | puts("Can't get image data/size!\n"); |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 66 | goto error; |
| 67 | } |
| 68 | os_data = (ulong)data; |
| 69 | os_len = (ulong)len; |
Marian Balakowicz | dbdd16a | 2008-02-04 08:28:09 +0100 | [diff] [blame] | 70 | #endif |
Marian Balakowicz | b4a12a9 | 2008-01-08 18:12:17 +0100 | [diff] [blame] | 71 | } else { |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 72 | puts("Could not find kernel image!\n"); |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 73 | goto error; |
Wolfgang Denk | 44cacdc | 2006-07-21 11:30:18 +0200 | [diff] [blame] | 74 | } |
| 75 | |
Graeme Russ | 19fc0d5 | 2011-11-08 02:33:20 +0000 | [diff] [blame^] | 76 | #ifdef CONFIG_CMD_ZBOOT |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 77 | base_ptr = load_zimage((void *)os_data, os_len, |
Kumar Gala | fffb143 | 2008-08-15 08:24:37 -0500 | [diff] [blame] | 78 | images->rd_start, images->rd_end - images->rd_start, 0); |
Graeme Russ | 19fc0d5 | 2011-11-08 02:33:20 +0000 | [diff] [blame^] | 79 | #endif |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 80 | |
| 81 | if (NULL == base_ptr) { |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 82 | printf("## Kernel loading failed ...\n"); |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 83 | goto error; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 84 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 85 | } |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 86 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 87 | #ifdef DEBUG |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 88 | printf("## Transferring control to Linux (at address %08x) ...\n", |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 89 | (u32)base_ptr); |
| 90 | #endif |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 91 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 92 | /* we assume that the kernel is in place */ |
| 93 | printf("\nStarting kernel ...\n\n"); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 94 | |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 95 | boot_zimage(base_ptr); |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 96 | /* does not return */ |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 97 | |
Marian Balakowicz | df8ff33 | 2008-03-12 10:33:00 +0100 | [diff] [blame] | 98 | error: |
Kumar Gala | 48626aa | 2008-08-15 08:24:45 -0500 | [diff] [blame] | 99 | return 1; |
wdenk | 57b2d80 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 100 | } |