Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 2 | /* |
| 3 | * (C) Copyright 2010 |
| 4 | * Texas Instruments, <www.ti.com> |
| 5 | * |
| 6 | * Aneesh V <aneesh@ti.com> |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 7 | */ |
Philipp Tomsich | 60e1578 | 2017-06-30 19:02:53 +0200 | [diff] [blame] | 8 | |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 9 | #include <common.h> |
Simon Glass | 4e0a52d | 2018-11-15 18:43:51 -0700 | [diff] [blame] | 10 | #include <bloblist.h> |
Simon Glass | 867a398 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 11 | #include <binman_sym.h> |
Simon Glass | 1801a3e | 2014-11-10 17:16:46 -0700 | [diff] [blame] | 12 | #include <dm.h> |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 13 | #include <handoff.h> |
Tom Rini | 28591df | 2012-08-13 12:03:19 -0700 | [diff] [blame] | 14 | #include <spl.h> |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 15 | #include <asm/u-boot.h> |
Simon Schwarz | 992dcf7 | 2011-09-14 15:29:26 -0400 | [diff] [blame] | 16 | #include <nand.h> |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 17 | #include <fat.h> |
Simon Glass | 5040241 | 2011-10-10 08:55:19 +0000 | [diff] [blame] | 18 | #include <version.h> |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 19 | #include <image.h> |
Aneesh V | 0560be2 | 2011-10-21 12:29:34 -0400 | [diff] [blame] | 20 | #include <malloc.h> |
Simon Glass | 1801a3e | 2014-11-10 17:16:46 -0700 | [diff] [blame] | 21 | #include <dm/root.h> |
Andreas Müller | 0cda7a4 | 2012-01-04 15:26:24 +0000 | [diff] [blame] | 22 | #include <linux/compiler.h> |
B, Ravi | 4cf02b1 | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 23 | #include <fdt_support.h> |
Lukasz Majewski | a485860 | 2018-05-02 16:10:54 +0200 | [diff] [blame] | 24 | #include <bootcount.h> |
Stefan Roese | 502acb0 | 2019-04-11 15:58:44 +0200 | [diff] [blame] | 25 | #include <wdt.h> |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 26 | |
| 27 | DECLARE_GLOBAL_DATA_PTR; |
| 28 | |
Stefan Roese | 5f16992 | 2012-08-28 10:50:59 +0200 | [diff] [blame] | 29 | #ifndef CONFIG_SYS_UBOOT_START |
| 30 | #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE |
| 31 | #endif |
Stefano Babic | fb5d62a | 2012-08-23 12:46:16 +0200 | [diff] [blame] | 32 | #ifndef CONFIG_SYS_MONITOR_LEN |
Andreas Bießmann | ad24412 | 2014-10-25 02:54:55 +0200 | [diff] [blame] | 33 | /* Unknown U-Boot size, let's assume it will not be more than 200 KB */ |
Stefano Babic | fb5d62a | 2012-08-23 12:46:16 +0200 | [diff] [blame] | 34 | #define CONFIG_SYS_MONITOR_LEN (200 * 1024) |
| 35 | #endif |
| 36 | |
Tom Rini | 28591df | 2012-08-13 12:03:19 -0700 | [diff] [blame] | 37 | u32 *boot_params_ptr = NULL; |
Simon Schwarz | e21d2d8 | 2011-09-14 15:33:34 -0400 | [diff] [blame] | 38 | |
Simon Glass | 867a398 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 39 | /* See spl.h for information about this */ |
Simon Glass | 9dcc861 | 2018-08-01 15:22:42 -0600 | [diff] [blame] | 40 | binman_sym_declare(ulong, u_boot_any, image_pos); |
Simon Glass | 867a398 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 41 | |
Tom Rini | 31dfba4 | 2012-08-22 15:31:05 -0700 | [diff] [blame] | 42 | /* Define board data structure */ |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 43 | static bd_t bdata __attribute__ ((section(".data"))); |
| 44 | |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 45 | /* |
Heiko Schocher | 747ceee | 2016-06-07 08:31:20 +0200 | [diff] [blame] | 46 | * Board-specific Platform code can reimplement show_boot_progress () if needed |
| 47 | */ |
| 48 | __weak void show_boot_progress(int val) {} |
| 49 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 50 | #if defined(CONFIG_SPL_OS_BOOT) || CONFIG_IS_ENABLED(HANDOFF) |
| 51 | /* weak, default platform-specific function to initialize dram banks */ |
| 52 | __weak int dram_init_banksize(void) |
| 53 | { |
| 54 | return 0; |
| 55 | } |
| 56 | #endif |
| 57 | |
Heiko Schocher | 747ceee | 2016-06-07 08:31:20 +0200 | [diff] [blame] | 58 | /* |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 59 | * Default function to determine if u-boot or the OS should |
| 60 | * be started. This implementation always returns 1. |
| 61 | * |
| 62 | * Please implement your own board specific funcion to do this. |
| 63 | * |
| 64 | * RETURN |
| 65 | * 0 to not start u-boot |
| 66 | * positive if u-boot should start |
| 67 | */ |
| 68 | #ifdef CONFIG_SPL_OS_BOOT |
| 69 | __weak int spl_start_uboot(void) |
| 70 | { |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 71 | puts(SPL_TPL_PROMPT |
| 72 | "Please implement spl_start_uboot() for your board\n"); |
| 73 | puts(SPL_TPL_PROMPT "Direct Linux boot not active!\n"); |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 74 | return 1; |
| 75 | } |
Ladislav Michl | 9c74372 | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 76 | |
| 77 | /* |
| 78 | * Weak default function for arch specific zImage check. Return zero |
| 79 | * and fill start and end address if image is recognized. |
| 80 | */ |
| 81 | int __weak bootz_setup(ulong image, ulong *start, ulong *end) |
| 82 | { |
| 83 | return 1; |
| 84 | } |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 85 | #endif |
| 86 | |
Philipp Tomsich | 58beb6e | 2018-05-24 17:15:50 +0200 | [diff] [blame] | 87 | /* Weak default function for arch/board-specific fixups to the spl_image_info */ |
| 88 | void __weak spl_perform_fixups(struct spl_image_info *spl_image) |
| 89 | { |
| 90 | } |
| 91 | |
B, Ravi | 4cf02b1 | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 92 | void spl_fixup_fdt(void) |
| 93 | { |
| 94 | #if defined(CONFIG_SPL_OF_LIBFDT) && defined(CONFIG_SYS_SPL_ARGS_ADDR) |
| 95 | void *fdt_blob = (void *)CONFIG_SYS_SPL_ARGS_ADDR; |
| 96 | int err; |
| 97 | |
| 98 | err = fdt_check_header(fdt_blob); |
| 99 | if (err < 0) { |
| 100 | printf("fdt_root: %s\n", fdt_strerror(err)); |
| 101 | return; |
| 102 | } |
| 103 | |
| 104 | /* fixup the memory dt node */ |
| 105 | err = fdt_shrink_to_minimum(fdt_blob, 0); |
| 106 | if (err == 0) { |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 107 | printf(SPL_TPL_PROMPT "fdt_shrink_to_minimum err - %d\n", err); |
B, Ravi | 4cf02b1 | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 108 | return; |
| 109 | } |
| 110 | |
| 111 | err = arch_fixup_fdt(fdt_blob); |
| 112 | if (err) { |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 113 | printf(SPL_TPL_PROMPT "arch_fixup_fdt err - %d\n", err); |
B, Ravi | 4cf02b1 | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 114 | return; |
| 115 | } |
| 116 | #endif |
| 117 | } |
| 118 | |
Stefan Roese | ec90d34 | 2012-08-23 08:34:21 +0200 | [diff] [blame] | 119 | /* |
| 120 | * Weak default function for board specific cleanup/preparation before |
| 121 | * Linux boot. Some boards/platforms might not need it, so just provide |
| 122 | * an empty stub here. |
| 123 | */ |
| 124 | __weak void spl_board_prepare_for_linux(void) |
| 125 | { |
| 126 | /* Nothing to do! */ |
| 127 | } |
| 128 | |
Michal Simek | 7a8465b | 2016-05-10 07:54:20 +0200 | [diff] [blame] | 129 | __weak void spl_board_prepare_for_boot(void) |
| 130 | { |
| 131 | /* Nothing to do! */ |
| 132 | } |
| 133 | |
Marek Vasut | 1dda46f | 2018-08-14 11:27:02 +0200 | [diff] [blame] | 134 | __weak struct image_header *spl_get_load_buffer(ssize_t offset, size_t size) |
| 135 | { |
| 136 | return (struct image_header *)(CONFIG_SYS_TEXT_BASE + offset); |
| 137 | } |
| 138 | |
Simon Glass | 11a1a27 | 2016-09-24 18:19:52 -0600 | [diff] [blame] | 139 | void spl_set_header_raw_uboot(struct spl_image_info *spl_image) |
Heiko Schocher | cf00027 | 2014-10-31 08:31:00 +0100 | [diff] [blame] | 140 | { |
Simon Glass | 9dcc861 | 2018-08-01 15:22:42 -0600 | [diff] [blame] | 141 | ulong u_boot_pos = binman_sym(ulong, u_boot_any, image_pos); |
Simon Glass | 867a398 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 142 | |
Simon Glass | 11a1a27 | 2016-09-24 18:19:52 -0600 | [diff] [blame] | 143 | spl_image->size = CONFIG_SYS_MONITOR_LEN; |
Miquel Raynal | 31824ff | 2018-02-28 20:51:43 +0100 | [diff] [blame] | 144 | |
| 145 | /* |
| 146 | * Binman error cases: address of the end of the previous region or the |
| 147 | * start of the image's entry area (usually 0) if there is no previous |
| 148 | * region. |
| 149 | */ |
| 150 | if (u_boot_pos && u_boot_pos != BINMAN_SYM_MISSING) { |
| 151 | /* Binman does not support separated entry addresses */ |
Simon Glass | 867a398 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 152 | spl_image->entry_point = u_boot_pos; |
| 153 | spl_image->load_addr = u_boot_pos; |
| 154 | } else { |
| 155 | spl_image->entry_point = CONFIG_SYS_UBOOT_START; |
| 156 | spl_image->load_addr = CONFIG_SYS_TEXT_BASE; |
| 157 | } |
Simon Glass | 11a1a27 | 2016-09-24 18:19:52 -0600 | [diff] [blame] | 158 | spl_image->os = IH_OS_U_BOOT; |
| 159 | spl_image->name = "U-Boot"; |
Heiko Schocher | cf00027 | 2014-10-31 08:31:00 +0100 | [diff] [blame] | 160 | } |
| 161 | |
Marek Vasut | 0662337 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 162 | #ifdef CONFIG_SPL_LOAD_FIT_FULL |
| 163 | /* Parse and load full fitImage in SPL */ |
| 164 | static int spl_load_fit_image(struct spl_image_info *spl_image, |
| 165 | const struct image_header *header) |
| 166 | { |
| 167 | bootm_headers_t images; |
| 168 | const char *fit_uname_config = NULL; |
| 169 | const char *fit_uname_fdt = FIT_FDT_PROP; |
| 170 | const char *uname; |
| 171 | ulong fw_data = 0, dt_data = 0, img_data = 0; |
| 172 | ulong fw_len = 0, dt_len = 0, img_len = 0; |
| 173 | int idx, conf_noffset; |
| 174 | int ret; |
| 175 | |
| 176 | #ifdef CONFIG_SPL_FIT_SIGNATURE |
| 177 | images.verify = 1; |
| 178 | #endif |
| 179 | ret = fit_image_load(&images, (ulong)header, |
| 180 | NULL, &fit_uname_config, |
| 181 | IH_ARCH_DEFAULT, IH_TYPE_STANDALONE, -1, |
| 182 | FIT_LOAD_REQUIRED, &fw_data, &fw_len); |
| 183 | if (ret < 0) |
| 184 | return ret; |
| 185 | |
| 186 | spl_image->size = fw_len; |
| 187 | spl_image->entry_point = fw_data; |
| 188 | spl_image->load_addr = fw_data; |
| 189 | spl_image->os = IH_OS_U_BOOT; |
| 190 | spl_image->name = "U-Boot"; |
| 191 | |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 192 | debug(SPL_TPL_PROMPT "payload image: %32s load addr: 0x%lx size: %d\n", |
Simon Goldschmidt | 1ddade6 | 2018-11-02 21:49:52 +0100 | [diff] [blame] | 193 | spl_image->name, spl_image->load_addr, spl_image->size); |
Marek Vasut | 0662337 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 194 | |
| 195 | #ifdef CONFIG_SPL_FIT_SIGNATURE |
| 196 | images.verify = 1; |
| 197 | #endif |
Marek Vasut | 187b9e3 | 2019-05-07 21:17:02 +0200 | [diff] [blame] | 198 | ret = fit_image_load(&images, (ulong)header, |
Marek Vasut | 0662337 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 199 | &fit_uname_fdt, &fit_uname_config, |
| 200 | IH_ARCH_DEFAULT, IH_TYPE_FLATDT, -1, |
| 201 | FIT_LOAD_OPTIONAL, &dt_data, &dt_len); |
Marek Vasut | 187b9e3 | 2019-05-07 21:17:02 +0200 | [diff] [blame] | 202 | if (ret >= 0) |
| 203 | spl_image->fdt_addr = (void *)dt_data; |
Marek Vasut | 0662337 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 204 | |
| 205 | conf_noffset = fit_conf_get_node((const void *)header, |
| 206 | fit_uname_config); |
| 207 | if (conf_noffset <= 0) |
| 208 | return 0; |
| 209 | |
| 210 | for (idx = 0; |
| 211 | uname = fdt_stringlist_get((const void *)header, conf_noffset, |
| 212 | FIT_LOADABLE_PROP, idx, |
| 213 | NULL), uname; |
| 214 | idx++) |
| 215 | { |
| 216 | #ifdef CONFIG_SPL_FIT_SIGNATURE |
| 217 | images.verify = 1; |
| 218 | #endif |
| 219 | ret = fit_image_load(&images, (ulong)header, |
| 220 | &uname, &fit_uname_config, |
| 221 | IH_ARCH_DEFAULT, IH_TYPE_LOADABLE, -1, |
| 222 | FIT_LOAD_OPTIONAL_NON_ZERO, |
| 223 | &img_data, &img_len); |
| 224 | if (ret < 0) |
| 225 | return ret; |
| 226 | } |
| 227 | |
| 228 | return 0; |
| 229 | } |
| 230 | #endif |
| 231 | |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 232 | int spl_parse_image_header(struct spl_image_info *spl_image, |
| 233 | const struct image_header *header) |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 234 | { |
Marek Vasut | 0662337 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 235 | #ifdef CONFIG_SPL_LOAD_FIT_FULL |
| 236 | int ret = spl_load_fit_image(spl_image, header); |
| 237 | |
| 238 | if (!ret) |
| 239 | return ret; |
| 240 | #endif |
Stefan Roese | 292db77 | 2012-08-27 12:50:57 +0200 | [diff] [blame] | 241 | if (image_get_magic(header) == IH_MAGIC) { |
Andrew F. Davis | 7463034 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 242 | #ifdef CONFIG_SPL_LEGACY_IMAGE_SUPPORT |
| 243 | u32 header_size = sizeof(struct image_header); |
| 244 | |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 245 | #ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK |
| 246 | /* check uImage header CRC */ |
| 247 | if (!image_check_hcrc(header)) { |
| 248 | puts("SPL: Image header CRC check failed!\n"); |
| 249 | return -EINVAL; |
| 250 | } |
| 251 | #endif |
| 252 | |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 253 | if (spl_image->flags & SPL_COPY_PAYLOAD_ONLY) { |
Stefan Roese | 00b57b3 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 254 | /* |
| 255 | * On some system (e.g. powerpc), the load-address and |
| 256 | * entry-point is located at address 0. We can't load |
| 257 | * to 0-0x40. So skip header in this case. |
| 258 | */ |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 259 | spl_image->load_addr = image_get_load(header); |
| 260 | spl_image->entry_point = image_get_ep(header); |
| 261 | spl_image->size = image_get_data_size(header); |
Stefan Roese | 00b57b3 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 262 | } else { |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 263 | spl_image->entry_point = image_get_load(header); |
Stefan Roese | 00b57b3 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 264 | /* Load including the header */ |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 265 | spl_image->load_addr = spl_image->entry_point - |
Stefan Roese | 00b57b3 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 266 | header_size; |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 267 | spl_image->size = image_get_data_size(header) + |
Stefan Roese | 00b57b3 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 268 | header_size; |
| 269 | } |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 270 | #ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK |
| 271 | /* store uImage data length and CRC to check later */ |
| 272 | spl_image->dcrc_data = image_get_load(header); |
| 273 | spl_image->dcrc_length = image_get_data_size(header); |
| 274 | spl_image->dcrc = image_get_dcrc(header); |
| 275 | #endif |
| 276 | |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 277 | spl_image->os = image_get_os(header); |
| 278 | spl_image->name = image_get_name(header); |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 279 | debug(SPL_TPL_PROMPT |
| 280 | "payload image: %32s load addr: 0x%lx size: %d\n", |
Simon Goldschmidt | 1ddade6 | 2018-11-02 21:49:52 +0100 | [diff] [blame] | 281 | spl_image->name, spl_image->load_addr, spl_image->size); |
Andrew F. Davis | 7463034 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 282 | #else |
| 283 | /* LEGACY image not supported */ |
Anatolij Gustschin | dcb711f | 2017-08-01 16:17:12 +0200 | [diff] [blame] | 284 | debug("Legacy boot image support not enabled, proceeding to other boot methods\n"); |
Andrew F. Davis | 7463034 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 285 | return -EINVAL; |
| 286 | #endif |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 287 | } else { |
Albert ARIBAUD \(3ADEV\) | 287b094 | 2015-03-31 11:40:50 +0200 | [diff] [blame] | 288 | #ifdef CONFIG_SPL_PANIC_ON_RAW_IMAGE |
| 289 | /* |
| 290 | * CONFIG_SPL_PANIC_ON_RAW_IMAGE is defined when the |
| 291 | * code which loads images in SPL cannot guarantee that |
| 292 | * absolutely all read errors will be reported. |
| 293 | * An example is the LPC32XX MLC NAND driver, which |
| 294 | * will consider that a completely unreadable NAND block |
| 295 | * is bad, and thus should be skipped silently. |
| 296 | */ |
| 297 | panic("** no mkimage signature but raw image not supported"); |
Paul Kocialkowski | e48b775 | 2016-08-24 20:04:42 +0200 | [diff] [blame] | 298 | #endif |
| 299 | |
Ladislav Michl | 9c74372 | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 300 | #ifdef CONFIG_SPL_OS_BOOT |
| 301 | ulong start, end; |
| 302 | |
| 303 | if (!bootz_setup((ulong)header, &start, &end)) { |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 304 | spl_image->name = "Linux"; |
| 305 | spl_image->os = IH_OS_LINUX; |
| 306 | spl_image->load_addr = CONFIG_SYS_LOAD_ADDR; |
| 307 | spl_image->entry_point = CONFIG_SYS_LOAD_ADDR; |
| 308 | spl_image->size = end - start; |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 309 | debug(SPL_TPL_PROMPT |
| 310 | "payload zImage, load addr: 0x%lx size: %d\n", |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 311 | spl_image->load_addr, spl_image->size); |
Ladislav Michl | 9c74372 | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 312 | return 0; |
| 313 | } |
| 314 | #endif |
Paul Kocialkowski | e48b775 | 2016-08-24 20:04:42 +0200 | [diff] [blame] | 315 | |
Andrew F. Davis | b4be3c3 | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 316 | #ifdef CONFIG_SPL_RAW_IMAGE_SUPPORT |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 317 | /* Signature not found - assume u-boot.bin */ |
Tom Rini | 7b51686 | 2012-08-14 12:06:43 -0700 | [diff] [blame] | 318 | debug("mkimage signature not found - ih_magic = %x\n", |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 319 | header->ih_magic); |
Simon Glass | 6b2e4db | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 320 | spl_set_header_raw_uboot(spl_image); |
Andrew F. Davis | b4be3c3 | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 321 | #else |
| 322 | /* RAW image not supported, proceed to other boot methods. */ |
Anatolij Gustschin | dcb711f | 2017-08-01 16:17:12 +0200 | [diff] [blame] | 323 | debug("Raw boot image support not enabled, proceeding to other boot methods\n"); |
Andrew F. Davis | b4be3c3 | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 324 | return -EINVAL; |
Albert ARIBAUD \(3ADEV\) | 287b094 | 2015-03-31 11:40:50 +0200 | [diff] [blame] | 325 | #endif |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 326 | } |
Andrew F. Davis | b4be3c3 | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 327 | |
Marek Vasut | 02266e2 | 2016-04-29 00:44:54 +0200 | [diff] [blame] | 328 | return 0; |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 329 | } |
| 330 | |
Allen Martin | c67e485 | 2012-10-19 21:08:22 +0000 | [diff] [blame] | 331 | __weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image) |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 332 | { |
SRICHARAN R | 3f30b0a | 2013-04-24 00:41:24 +0000 | [diff] [blame] | 333 | typedef void __noreturn (*image_entry_noargs_t)(void); |
| 334 | |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 335 | image_entry_noargs_t image_entry = |
Andre Przywara | 6c52607 | 2017-01-02 11:48:31 +0000 | [diff] [blame] | 336 | (image_entry_noargs_t)spl_image->entry_point; |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 337 | |
Simon Goldschmidt | 1ddade6 | 2018-11-02 21:49:52 +0100 | [diff] [blame] | 338 | debug("image entry point: 0x%lx\n", spl_image->entry_point); |
SRICHARAN R | 3f30b0a | 2013-04-24 00:41:24 +0000 | [diff] [blame] | 339 | image_entry(); |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 340 | } |
| 341 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 342 | #if CONFIG_IS_ENABLED(HANDOFF) |
| 343 | /** |
| 344 | * Set up the SPL hand-off information |
| 345 | * |
| 346 | * This is initially empty (zero) but can be written by |
| 347 | */ |
| 348 | static int setup_spl_handoff(void) |
| 349 | { |
| 350 | struct spl_handoff *ho; |
| 351 | |
| 352 | ho = bloblist_ensure(BLOBLISTT_SPL_HANDOFF, sizeof(struct spl_handoff)); |
| 353 | if (!ho) |
| 354 | return -ENOENT; |
| 355 | |
| 356 | return 0; |
| 357 | } |
| 358 | |
Simon Glass | c5d2720 | 2019-09-25 08:11:18 -0600 | [diff] [blame] | 359 | __weak int handoff_arch_save(struct spl_handoff *ho) |
| 360 | { |
| 361 | return 0; |
| 362 | } |
| 363 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 364 | static int write_spl_handoff(void) |
| 365 | { |
| 366 | struct spl_handoff *ho; |
Simon Glass | c5d2720 | 2019-09-25 08:11:18 -0600 | [diff] [blame] | 367 | int ret; |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 368 | |
| 369 | ho = bloblist_find(BLOBLISTT_SPL_HANDOFF, sizeof(struct spl_handoff)); |
| 370 | if (!ho) |
| 371 | return -ENOENT; |
| 372 | handoff_save_dram(ho); |
Simon Glass | c5d2720 | 2019-09-25 08:11:18 -0600 | [diff] [blame] | 373 | ret = handoff_arch_save(ho); |
| 374 | if (ret) |
| 375 | return ret; |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 376 | debug(SPL_TPL_PROMPT "Wrote SPL handoff\n"); |
| 377 | |
| 378 | return 0; |
| 379 | } |
| 380 | #else |
| 381 | static inline int setup_spl_handoff(void) { return 0; } |
| 382 | static inline int write_spl_handoff(void) { return 0; } |
| 383 | |
| 384 | #endif /* HANDOFF */ |
| 385 | |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 386 | static int spl_common_init(bool setup_malloc) |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 387 | { |
Simon Glass | 9a49ec1 | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 388 | int ret; |
| 389 | |
Andy Yan | 1fa20e4d | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 390 | #if CONFIG_VAL(SYS_MALLOC_F_LEN) |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 391 | if (setup_malloc) { |
Marek Vasut | d61ba11 | 2016-05-25 02:14:56 +0200 | [diff] [blame] | 392 | #ifdef CONFIG_MALLOC_F_ADDR |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 393 | gd->malloc_base = CONFIG_MALLOC_F_ADDR; |
Marek Vasut | d61ba11 | 2016-05-25 02:14:56 +0200 | [diff] [blame] | 394 | #endif |
Andy Yan | 1fa20e4d | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 395 | gd->malloc_limit = CONFIG_VAL(SYS_MALLOC_F_LEN); |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 396 | gd->malloc_ptr = 0; |
| 397 | } |
Tom Rini | 730bae7 | 2012-08-13 14:13:07 -0700 | [diff] [blame] | 398 | #endif |
Simon Glass | 01154cb | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 399 | ret = bootstage_init(true); |
| 400 | if (ret) { |
| 401 | debug("%s: Failed to set up bootstage: ret=%d\n", __func__, |
| 402 | ret); |
| 403 | return ret; |
| 404 | } |
| 405 | bootstage_mark_name(BOOTSTAGE_ID_START_SPL, "spl"); |
Simon Glass | b56cdc0 | 2018-11-15 18:43:49 -0700 | [diff] [blame] | 406 | #if CONFIG_IS_ENABLED(LOG) |
| 407 | ret = log_init(); |
| 408 | if (ret) { |
| 409 | debug("%s: Failed to set up logging\n", __func__); |
| 410 | return ret; |
| 411 | } |
| 412 | #endif |
Simon Glass | bb94838 | 2016-07-04 11:57:56 -0600 | [diff] [blame] | 413 | if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) { |
Simon Glass | 9a49ec1 | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 414 | ret = fdtdec_setup(); |
| 415 | if (ret) { |
| 416 | debug("fdtdec_setup() returned error %d\n", ret); |
Simon Glass | fa2a4db | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 417 | return ret; |
Simon Glass | 9a49ec1 | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 418 | } |
| 419 | } |
Philipp Tomsich | 60e1578 | 2017-06-30 19:02:53 +0200 | [diff] [blame] | 420 | if (CONFIG_IS_ENABLED(DM)) { |
Simon Glass | 01154cb | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 421 | bootstage_start(BOOTSTATE_ID_ACCUM_DM_SPL, "dm_spl"); |
Tom Rini | 9732f79 | 2017-01-14 12:20:23 -0500 | [diff] [blame] | 422 | /* With CONFIG_SPL_OF_PLATDATA, bring in all devices */ |
Simon Glass | e9559fb | 2016-07-04 11:58:14 -0600 | [diff] [blame] | 423 | ret = dm_init_and_scan(!CONFIG_IS_ENABLED(OF_PLATDATA)); |
Simon Glass | 01154cb | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 424 | bootstage_accum(BOOTSTATE_ID_ACCUM_DM_SPL); |
Simon Glass | 9a49ec1 | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 425 | if (ret) { |
| 426 | debug("dm_init_and_scan() returned error %d\n", ret); |
Simon Glass | fa2a4db | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 427 | return ret; |
Simon Glass | 9a49ec1 | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 428 | } |
| 429 | } |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 430 | |
| 431 | return 0; |
| 432 | } |
| 433 | |
York Sun | a34ca5f | 2017-09-28 08:42:10 -0700 | [diff] [blame] | 434 | void spl_set_bd(void) |
| 435 | { |
Simon Glass | ef8d48a | 2018-11-15 18:43:58 -0700 | [diff] [blame] | 436 | /* |
| 437 | * NOTE: On some platforms (e.g. x86) bdata may be in flash and not |
| 438 | * writeable. |
| 439 | */ |
York Sun | a34ca5f | 2017-09-28 08:42:10 -0700 | [diff] [blame] | 440 | if (!gd->bd) |
| 441 | gd->bd = &bdata; |
| 442 | } |
| 443 | |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 444 | int spl_early_init(void) |
| 445 | { |
| 446 | int ret; |
| 447 | |
Simon Goldschmidt | 7dbffe4 | 2018-08-13 11:24:05 +0200 | [diff] [blame] | 448 | debug("%s\n", __func__); |
| 449 | |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 450 | ret = spl_common_init(true); |
| 451 | if (ret) |
| 452 | return ret; |
| 453 | gd->flags |= GD_FLG_SPL_EARLY_INIT; |
| 454 | |
| 455 | return 0; |
| 456 | } |
| 457 | |
| 458 | int spl_init(void) |
| 459 | { |
| 460 | int ret; |
Tom Rini | 89ea21e | 2017-03-20 14:19:27 -0400 | [diff] [blame] | 461 | bool setup_malloc = !(IS_ENABLED(CONFIG_SPL_STACK_R) && |
| 462 | IS_ENABLED(CONFIG_SPL_SYS_MALLOC_SIMPLE)); |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 463 | |
Simon Goldschmidt | 7dbffe4 | 2018-08-13 11:24:05 +0200 | [diff] [blame] | 464 | debug("%s\n", __func__); |
| 465 | |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 466 | if (!(gd->flags & GD_FLG_SPL_EARLY_INIT)) { |
Tom Rini | 89ea21e | 2017-03-20 14:19:27 -0400 | [diff] [blame] | 467 | ret = spl_common_init(setup_malloc); |
Eddie Cai | 3225899 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 468 | if (ret) |
| 469 | return ret; |
| 470 | } |
Simon Glass | fa2a4db | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 471 | gd->flags |= GD_FLG_SPL_INIT; |
| 472 | |
| 473 | return 0; |
| 474 | } |
| 475 | |
Nikita Kiryanov | 3ed9478 | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 476 | #ifndef BOOT_DEVICE_NONE |
| 477 | #define BOOT_DEVICE_NONE 0xdeadbeef |
| 478 | #endif |
| 479 | |
Nikita Kiryanov | 3ed9478 | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 480 | __weak void board_boot_order(u32 *spl_boot_list) |
| 481 | { |
| 482 | spl_boot_list[0] = spl_boot_device(); |
| 483 | } |
| 484 | |
Simon Glass | d1cf373 | 2016-09-24 18:19:58 -0600 | [diff] [blame] | 485 | static struct spl_image_loader *spl_ll_find_loader(uint boot_device) |
| 486 | { |
| 487 | struct spl_image_loader *drv = |
| 488 | ll_entry_start(struct spl_image_loader, spl_image_loader); |
| 489 | const int n_ents = |
| 490 | ll_entry_count(struct spl_image_loader, spl_image_loader); |
| 491 | struct spl_image_loader *entry; |
| 492 | |
| 493 | for (entry = drv; entry != drv + n_ents; entry++) { |
| 494 | if (boot_device == entry->boot_device) |
| 495 | return entry; |
| 496 | } |
| 497 | |
| 498 | /* Not found */ |
| 499 | return NULL; |
| 500 | } |
| 501 | |
Simon Glass | f1e5575 | 2016-11-30 15:30:52 -0700 | [diff] [blame] | 502 | static int spl_load_image(struct spl_image_info *spl_image, |
| 503 | struct spl_image_loader *loader) |
Simon Glass | fa2a4db | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 504 | { |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 505 | int ret; |
Simon Glass | c0b6c9b | 2016-09-24 18:19:57 -0600 | [diff] [blame] | 506 | struct spl_boot_device bootdev; |
| 507 | |
Simon Glass | f1e5575 | 2016-11-30 15:30:52 -0700 | [diff] [blame] | 508 | bootdev.boot_device = loader->boot_device; |
Simon Glass | c0b6c9b | 2016-09-24 18:19:57 -0600 | [diff] [blame] | 509 | bootdev.boot_device_name = NULL; |
| 510 | |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 511 | ret = loader->load_image(spl_image, &bootdev); |
| 512 | #ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK |
| 513 | if (!ret && spl_image->dcrc_length) { |
| 514 | /* check data crc */ |
| 515 | ulong dcrc = crc32_wd(0, (unsigned char *)spl_image->dcrc_data, |
| 516 | spl_image->dcrc_length, CHUNKSZ_CRC32); |
| 517 | if (dcrc != spl_image->dcrc) { |
| 518 | puts("SPL: Image data CRC check failed!\n"); |
| 519 | ret = -EINVAL; |
| 520 | } |
| 521 | } |
| 522 | #endif |
| 523 | return ret; |
Simon Glass | c9ef185 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 524 | } |
| 525 | |
| 526 | /** |
Miquel Raynal | 9f8d994 | 2019-05-07 14:18:43 +0200 | [diff] [blame] | 527 | * boot_from_devices() - Try loading a booting U-Boot from a list of devices |
Simon Glass | c9ef185 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 528 | * |
| 529 | * @spl_image: Place to put the image details if successful |
| 530 | * @spl_boot_list: List of boot devices to try |
| 531 | * @count: Number of elements in spl_boot_list |
| 532 | * @return 0 if OK, -ve on error |
| 533 | */ |
| 534 | static int boot_from_devices(struct spl_image_info *spl_image, |
| 535 | u32 spl_boot_list[], int count) |
| 536 | { |
| 537 | int i; |
| 538 | |
| 539 | for (i = 0; i < count && spl_boot_list[i] != BOOT_DEVICE_NONE; i++) { |
| 540 | struct spl_image_loader *loader; |
| 541 | |
Simon Glass | c9ef185 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 542 | loader = spl_ll_find_loader(spl_boot_list[i]); |
Stefan Roese | ce21aa1 | 2014-11-11 19:03:55 +0100 | [diff] [blame] | 543 | #if defined(CONFIG_SPL_SERIAL_SUPPORT) && defined(CONFIG_SPL_LIBCOMMON_SUPPORT) |
Simon Glass | 2b530f9 | 2016-11-30 15:30:53 -0700 | [diff] [blame] | 544 | if (loader) |
Andrew F. Davis | 0700993 | 2017-01-12 10:19:55 -0600 | [diff] [blame] | 545 | printf("Trying to boot from %s\n", loader->name); |
Simon Glass | 2b530f9 | 2016-11-30 15:30:53 -0700 | [diff] [blame] | 546 | else |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 547 | puts(SPL_TPL_PROMPT "Unsupported Boot Device!\n"); |
Stefan Roese | ce21aa1 | 2014-11-11 19:03:55 +0100 | [diff] [blame] | 548 | #endif |
Philipp Tomsich | 58beb6e | 2018-05-24 17:15:50 +0200 | [diff] [blame] | 549 | if (loader && !spl_load_image(spl_image, loader)) { |
| 550 | spl_image->boot_device = spl_boot_list[i]; |
Simon Glass | c9ef185 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 551 | return 0; |
Philipp Tomsich | 58beb6e | 2018-05-24 17:15:50 +0200 | [diff] [blame] | 552 | } |
Simon Glass | c9ef185 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 553 | } |
| 554 | |
Simon Glass | a499648 | 2016-09-24 18:20:12 -0600 | [diff] [blame] | 555 | return -ENODEV; |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 556 | } |
| 557 | |
| 558 | void board_init_r(gd_t *dummy1, ulong dummy2) |
| 559 | { |
Simon Glass | ce8f509 | 2016-09-24 18:20:17 -0600 | [diff] [blame] | 560 | u32 spl_boot_list[] = { |
| 561 | BOOT_DEVICE_NONE, |
| 562 | BOOT_DEVICE_NONE, |
| 563 | BOOT_DEVICE_NONE, |
| 564 | BOOT_DEVICE_NONE, |
| 565 | BOOT_DEVICE_NONE, |
| 566 | }; |
| 567 | struct spl_image_info spl_image; |
Simon Glass | 4e0a52d | 2018-11-15 18:43:51 -0700 | [diff] [blame] | 568 | int ret; |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 569 | |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 570 | debug(">>" SPL_TPL_PROMPT "board_init_r()\n"); |
York Sun | a34ca5f | 2017-09-28 08:42:10 -0700 | [diff] [blame] | 571 | |
| 572 | spl_set_bd(); |
| 573 | |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 574 | #if defined(CONFIG_SYS_SPL_MALLOC_START) |
| 575 | mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START, |
| 576 | CONFIG_SYS_SPL_MALLOC_SIZE); |
| 577 | gd->flags |= GD_FLG_FULL_MALLOC_INIT; |
| 578 | #endif |
| 579 | if (!(gd->flags & GD_FLG_SPL_INIT)) { |
| 580 | if (spl_init()) |
| 581 | hang(); |
| 582 | } |
Anatolij Gustschin | 28674c9 | 2017-08-28 17:46:33 +0200 | [diff] [blame] | 583 | #if !defined(CONFIG_PPC) && !defined(CONFIG_ARCH_MX6) |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 584 | /* |
| 585 | * timer_init() does not exist on PPC systems. The timer is initialized |
| 586 | * and enabled (decrementer) in interrupt_init() here. |
| 587 | */ |
| 588 | timer_init(); |
| 589 | #endif |
Simon Glass | f120775 | 2019-09-25 08:11:19 -0600 | [diff] [blame] | 590 | if (CONFIG_IS_ENABLED(BLOBLIST)) { |
| 591 | ret = bloblist_init(); |
| 592 | if (ret) { |
| 593 | debug("%s: Failed to set up bloblist: ret=%d\n", |
| 594 | __func__, ret); |
| 595 | puts(SPL_TPL_PROMPT "Cannot set up bloblist\n"); |
| 596 | hang(); |
| 597 | } |
| 598 | } |
| 599 | if (CONFIG_IS_ENABLED(HANDOFF)) { |
| 600 | int ret; |
| 601 | |
| 602 | ret = setup_spl_handoff(); |
| 603 | if (ret) { |
| 604 | puts(SPL_TPL_PROMPT "Cannot set up SPL handoff\n"); |
| 605 | hang(); |
| 606 | } |
| 607 | } |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 608 | |
Kever Yang | 2b5994b | 2018-01-20 18:00:26 +0800 | [diff] [blame] | 609 | #if CONFIG_IS_ENABLED(BOARD_INIT) |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 610 | spl_board_init(); |
| 611 | #endif |
| 612 | |
Marek Vasut | 55ec91b | 2019-06-09 03:46:21 +0200 | [diff] [blame] | 613 | #if defined(CONFIG_SPL_WATCHDOG_SUPPORT) && CONFIG_IS_ENABLED(WDT) |
Stefan Roese | 502acb0 | 2019-04-11 15:58:44 +0200 | [diff] [blame] | 614 | initr_watchdog(); |
| 615 | #endif |
| 616 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 617 | if (IS_ENABLED(CONFIG_SPL_OS_BOOT) || CONFIG_IS_ENABLED(HANDOFF)) |
| 618 | dram_init_banksize(); |
| 619 | |
Lukasz Majewski | a485860 | 2018-05-02 16:10:54 +0200 | [diff] [blame] | 620 | bootcount_inc(); |
| 621 | |
Simon Glass | ce8f509 | 2016-09-24 18:20:17 -0600 | [diff] [blame] | 622 | memset(&spl_image, '\0', sizeof(spl_image)); |
Vikas Manocha | 62b021c | 2017-04-07 15:38:13 -0700 | [diff] [blame] | 623 | #ifdef CONFIG_SYS_SPL_ARGS_ADDR |
| 624 | spl_image.arg = (void *)CONFIG_SYS_SPL_ARGS_ADDR; |
| 625 | #endif |
Philipp Tomsich | 58beb6e | 2018-05-24 17:15:50 +0200 | [diff] [blame] | 626 | spl_image.boot_device = BOOT_DEVICE_NONE; |
Nikita Kiryanov | 3ed9478 | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 627 | board_boot_order(spl_boot_list); |
Nikita Kiryanov | 3ed9478 | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 628 | |
Simon Glass | c9ef185 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 629 | if (boot_from_devices(&spl_image, spl_boot_list, |
| 630 | ARRAY_SIZE(spl_boot_list))) { |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 631 | puts(SPL_TPL_PROMPT "failed to boot from all boot devices\n"); |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 632 | hang(); |
Nikita Kiryanov | 3ed9478 | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 633 | } |
Nikita Kiryanov | 0a97881 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 634 | |
Philipp Tomsich | 58beb6e | 2018-05-24 17:15:50 +0200 | [diff] [blame] | 635 | spl_perform_fixups(&spl_image); |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 636 | if (CONFIG_IS_ENABLED(HANDOFF)) { |
| 637 | ret = write_spl_handoff(); |
| 638 | if (ret) |
| 639 | printf(SPL_TPL_PROMPT |
| 640 | "SPL hand-off write failed (err=%d)\n", ret); |
| 641 | } |
Simon Glass | 4e0a52d | 2018-11-15 18:43:51 -0700 | [diff] [blame] | 642 | if (CONFIG_IS_ENABLED(BLOBLIST)) { |
| 643 | ret = bloblist_finish(); |
| 644 | if (ret) |
| 645 | printf("Warning: Failed to finish bloblist (ret=%d)\n", |
| 646 | ret); |
| 647 | } |
Philipp Tomsich | 58beb6e | 2018-05-24 17:15:50 +0200 | [diff] [blame] | 648 | |
Vikas Manocha | 11dd706 | 2017-05-28 12:55:08 -0700 | [diff] [blame] | 649 | #ifdef CONFIG_CPU_V7M |
| 650 | spl_image.entry_point |= 0x1; |
| 651 | #endif |
Simon Schwarz | e21d2d8 | 2011-09-14 15:33:34 -0400 | [diff] [blame] | 652 | switch (spl_image.os) { |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 653 | case IH_OS_U_BOOT: |
| 654 | debug("Jumping to U-Boot\n"); |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 655 | break; |
Philipp Tomsich | 4ab63e0 | 2017-09-13 21:29:35 +0200 | [diff] [blame] | 656 | #if CONFIG_IS_ENABLED(ATF) |
| 657 | case IH_OS_ARM_TRUSTED_FIRMWARE: |
| 658 | debug("Jumping to U-Boot via ARM Trusted Firmware\n"); |
| 659 | spl_invoke_atf(&spl_image); |
| 660 | break; |
| 661 | #endif |
Kever Yang | a28d42c | 2018-08-23 17:17:59 +0800 | [diff] [blame] | 662 | #if CONFIG_IS_ENABLED(OPTEE) |
| 663 | case IH_OS_TEE: |
| 664 | debug("Jumping to U-Boot via OP-TEE\n"); |
| 665 | spl_optee_entry(NULL, NULL, spl_image.fdt_addr, |
| 666 | (void *)spl_image.entry_point); |
| 667 | break; |
| 668 | #endif |
Lukas Auer | 515b934 | 2019-08-21 21:14:44 +0200 | [diff] [blame] | 669 | #if CONFIG_IS_ENABLED(OPENSBI) |
| 670 | case IH_OS_OPENSBI: |
| 671 | debug("Jumping to U-Boot via RISC-V OpenSBI\n"); |
| 672 | spl_invoke_opensbi(&spl_image); |
| 673 | break; |
| 674 | #endif |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 675 | #ifdef CONFIG_SPL_OS_BOOT |
| 676 | case IH_OS_LINUX: |
| 677 | debug("Jumping to Linux\n"); |
B, Ravi | 4cf02b1 | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 678 | spl_fixup_fdt(); |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 679 | spl_board_prepare_for_linux(); |
Vikas Manocha | 62b021c | 2017-04-07 15:38:13 -0700 | [diff] [blame] | 680 | jump_to_image_linux(&spl_image); |
Simon Schwarz | 305bc4c | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 681 | #endif |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 682 | default: |
Tom Rini | 7917846 | 2012-08-27 14:58:28 -0700 | [diff] [blame] | 683 | debug("Unsupported OS image.. Jumping nevertheless..\n"); |
Aneesh V | 13a74c1 | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 684 | } |
Andy Yan | 1fa20e4d | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 685 | #if CONFIG_VAL(SYS_MALLOC_F_LEN) && !defined(CONFIG_SYS_SPL_MALLOC_SIZE) |
Simon Goldschmidt | 1ddade6 | 2018-11-02 21:49:52 +0100 | [diff] [blame] | 686 | debug("SPL malloc() used 0x%lx bytes (%ld KB)\n", gd->malloc_ptr, |
Simon Glass | b2d6994 | 2014-11-10 17:16:45 -0700 | [diff] [blame] | 687 | gd->malloc_ptr / 1024); |
| 688 | #endif |
Simon Glass | 01154cb | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 689 | #ifdef CONFIG_BOOTSTAGE_STASH |
Simon Glass | 01154cb | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 690 | bootstage_mark_name(BOOTSTAGE_ID_END_SPL, "end_spl"); |
| 691 | ret = bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH_ADDR, |
| 692 | CONFIG_BOOTSTAGE_STASH_SIZE); |
| 693 | if (ret) |
| 694 | debug("Failed to stash bootstage: err=%d\n", ret); |
| 695 | #endif |
Kever Yang | aca62db | 2017-09-13 18:24:24 +0800 | [diff] [blame] | 696 | |
Kever Yang | aca62db | 2017-09-13 18:24:24 +0800 | [diff] [blame] | 697 | debug("loaded - jumping to U-Boot...\n"); |
Michal Simek | 7a8465b | 2016-05-10 07:54:20 +0200 | [diff] [blame] | 698 | spl_board_prepare_for_boot(); |
Allen Martin | c67e485 | 2012-10-19 21:08:22 +0000 | [diff] [blame] | 699 | jump_to_image_no_args(&spl_image); |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 700 | } |
| 701 | |
Alex Kiernan | b09f892 | 2018-04-19 04:32:51 +0000 | [diff] [blame] | 702 | #ifdef CONFIG_SPL_SERIAL_SUPPORT |
Tom Rini | 31dfba4 | 2012-08-22 15:31:05 -0700 | [diff] [blame] | 703 | /* |
| 704 | * This requires UART clocks to be enabled. In order for this to work the |
| 705 | * caller must ensure that the gd pointer is valid. |
| 706 | */ |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 707 | void preloader_console_init(void) |
| 708 | { |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 709 | gd->baudrate = CONFIG_BAUDRATE; |
| 710 | |
Aneesh V | b8e60b9 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 711 | serial_init(); /* serial communications setup */ |
| 712 | |
Ilya Yanok | 74193c6 | 2011-11-01 13:16:03 +0000 | [diff] [blame] | 713 | gd->have_console = 1; |
| 714 | |
Simon Glass | 6324cce | 2018-11-15 18:43:57 -0700 | [diff] [blame] | 715 | #if CONFIG_IS_ENABLED(BANNER_PRINT) |
Simon Glass | dbd3f11 | 2018-11-15 18:43:56 -0700 | [diff] [blame] | 716 | puts("\nU-Boot " SPL_TPL_NAME " " PLAIN_VERSION " (" U_BOOT_DATE " - " |
| 717 | U_BOOT_TIME " " U_BOOT_TZ ")\n"); |
Anatolij Gustschin | 6fe74d2 | 2018-01-25 18:45:22 +0100 | [diff] [blame] | 718 | #endif |
Tom Rini | fe3b0c7 | 2012-08-13 11:37:56 -0700 | [diff] [blame] | 719 | #ifdef CONFIG_SPL_DISPLAY_PRINT |
| 720 | spl_display_print(); |
| 721 | #endif |
Tom Rini | 09c797b | 2011-10-04 04:59:23 +0000 | [diff] [blame] | 722 | } |
Alex Kiernan | b09f892 | 2018-04-19 04:32:51 +0000 | [diff] [blame] | 723 | #endif |
Simon Glass | d8711af | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 724 | |
| 725 | /** |
Simon Goldschmidt | 0b82085 | 2019-07-16 22:30:36 +0200 | [diff] [blame] | 726 | * This function is called before the stack is changed from initial stack to |
| 727 | * relocated stack. It tries to dump the stack size used |
| 728 | */ |
| 729 | __weak void spl_relocate_stack_check(void) |
| 730 | { |
| 731 | #if CONFIG_IS_ENABLED(SYS_REPORT_STACK_F_USAGE) |
| 732 | ulong init_sp = gd->start_addr_sp; |
| 733 | ulong stack_bottom = init_sp - CONFIG_VAL(SIZE_LIMIT_PROVIDE_STACK); |
| 734 | u8 *ptr = (u8 *)stack_bottom; |
| 735 | ulong i; |
| 736 | |
| 737 | for (i = 0; i < CONFIG_VAL(SIZE_LIMIT_PROVIDE_STACK); i++) { |
| 738 | if (*ptr != CONFIG_VAL(SYS_STACK_F_CHECK_BYTE)) |
| 739 | break; |
| 740 | ptr++; |
| 741 | } |
| 742 | printf("SPL initial stack usage: %lu bytes\n", |
| 743 | CONFIG_VAL(SIZE_LIMIT_PROVIDE_STACK) - i); |
| 744 | #endif |
| 745 | } |
| 746 | |
| 747 | /** |
Simon Glass | d8711af | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 748 | * spl_relocate_stack_gd() - Relocate stack ready for board_init_r() execution |
| 749 | * |
| 750 | * Sometimes board_init_f() runs with a stack in SRAM but we want to use SDRAM |
| 751 | * for the main board_init_r() execution. This is typically because we need |
| 752 | * more stack space for things like the MMC sub-system. |
| 753 | * |
| 754 | * This function calculates the stack position, copies the global_data into |
Albert ARIBAUD | 85260bb | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 755 | * place, sets the new gd (except for ARM, for which setting GD within a C |
| 756 | * function may not always work) and returns the new stack position. The |
| 757 | * caller is responsible for setting up the sp register and, in the case |
| 758 | * of ARM, setting up gd. |
| 759 | * |
| 760 | * All of this is done using the same layout and alignments as done in |
| 761 | * board_init_f_init_reserve() / board_init_f_alloc_reserve(). |
Simon Glass | d8711af | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 762 | * |
| 763 | * @return new stack location, or 0 to use the same stack |
| 764 | */ |
| 765 | ulong spl_relocate_stack_gd(void) |
| 766 | { |
| 767 | #ifdef CONFIG_SPL_STACK_R |
| 768 | gd_t *new_gd; |
Albert ARIBAUD | 85260bb | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 769 | ulong ptr = CONFIG_SPL_STACK_R_ADDR; |
Simon Glass | d8711af | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 770 | |
Simon Goldschmidt | 0b82085 | 2019-07-16 22:30:36 +0200 | [diff] [blame] | 771 | if (CONFIG_IS_ENABLED(SYS_REPORT_STACK_F_USAGE)) |
| 772 | spl_relocate_stack_check(); |
| 773 | |
Philipp Tomsich | 1013935 | 2017-07-28 11:06:03 +0200 | [diff] [blame] | 774 | #if defined(CONFIG_SPL_SYS_MALLOC_SIMPLE) && CONFIG_VAL(SYS_MALLOC_F_LEN) |
Hans de Goede | 8f28038 | 2015-09-13 15:04:17 +0200 | [diff] [blame] | 775 | if (CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN) { |
Simon Goldschmidt | b3672af | 2019-02-26 22:27:52 +0100 | [diff] [blame] | 776 | debug("SPL malloc() before relocation used 0x%lx bytes (%ld KB)\n", |
| 777 | gd->malloc_ptr, gd->malloc_ptr / 1024); |
Hans de Goede | 8f28038 | 2015-09-13 15:04:17 +0200 | [diff] [blame] | 778 | ptr -= CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN; |
| 779 | gd->malloc_base = ptr; |
| 780 | gd->malloc_limit = CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN; |
| 781 | gd->malloc_ptr = 0; |
| 782 | } |
| 783 | #endif |
Albert ARIBAUD | 85260bb | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 784 | /* Get stack position: use 8-byte alignment for ABI compliance */ |
| 785 | ptr = CONFIG_SPL_STACK_R_ADDR - roundup(sizeof(gd_t),16); |
| 786 | new_gd = (gd_t *)ptr; |
| 787 | memcpy(new_gd, (void *)gd, sizeof(gd_t)); |
Simon Glass | 1b0deee | 2016-11-13 14:21:58 -0700 | [diff] [blame] | 788 | #if CONFIG_IS_ENABLED(DM) |
| 789 | dm_fixup_for_gd_move(new_gd); |
| 790 | #endif |
Lukas Auer | 2a2a925 | 2019-08-21 21:14:46 +0200 | [diff] [blame] | 791 | #if !defined(CONFIG_ARM) && !defined(CONFIG_RISCV) |
Albert ARIBAUD | 85260bb | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 792 | gd = new_gd; |
| 793 | #endif |
Simon Glass | d8711af | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 794 | return ptr; |
| 795 | #else |
| 796 | return 0; |
| 797 | #endif |
| 798 | } |