Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Aneesh V | bcae721 | 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 | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 7 | */ |
Philipp Tomsich | f1c6e19 | 2017-06-30 19:02:53 +0200 | [diff] [blame] | 8 | |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 9 | #include <common.h> |
Simon Glass | 8bee2d2 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 10 | #include <binman_sym.h> |
Simon Glass | 1151651 | 2014-11-10 17:16:46 -0700 | [diff] [blame] | 11 | #include <dm.h> |
Tom Rini | 47f7bca | 2012-08-13 12:03:19 -0700 | [diff] [blame] | 12 | #include <spl.h> |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 13 | #include <asm/u-boot.h> |
Simon Schwarz | bb085b8 | 2011-09-14 15:29:26 -0400 | [diff] [blame] | 14 | #include <nand.h> |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 15 | #include <fat.h> |
Simon Glass | efb2172 | 2011-10-10 08:55:19 +0000 | [diff] [blame] | 16 | #include <version.h> |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 17 | #include <image.h> |
Aneesh V | 2d01dd9 | 2011-10-21 12:29:34 -0400 | [diff] [blame] | 18 | #include <malloc.h> |
Simon Glass | 1151651 | 2014-11-10 17:16:46 -0700 | [diff] [blame] | 19 | #include <dm/root.h> |
Andreas Müller | 761ca31 | 2012-01-04 15:26:24 +0000 | [diff] [blame] | 20 | #include <linux/compiler.h> |
B, Ravi | 6e7585b | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 21 | #include <fdt_support.h> |
Lukasz Majewski | a8be249 | 2018-05-02 16:10:54 +0200 | [diff] [blame] | 22 | #include <bootcount.h> |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 23 | |
| 24 | DECLARE_GLOBAL_DATA_PTR; |
| 25 | |
Stefan Roese | 3c6f8a0 | 2012-08-28 10:50:59 +0200 | [diff] [blame] | 26 | #ifndef CONFIG_SYS_UBOOT_START |
| 27 | #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE |
| 28 | #endif |
Stefano Babic | ae83d88 | 2012-08-23 12:46:16 +0200 | [diff] [blame] | 29 | #ifndef CONFIG_SYS_MONITOR_LEN |
Andreas Bießmann | e76caa6 | 2014-10-25 02:54:55 +0200 | [diff] [blame] | 30 | /* Unknown U-Boot size, let's assume it will not be more than 200 KB */ |
Stefano Babic | ae83d88 | 2012-08-23 12:46:16 +0200 | [diff] [blame] | 31 | #define CONFIG_SYS_MONITOR_LEN (200 * 1024) |
| 32 | #endif |
| 33 | |
Tom Rini | 47f7bca | 2012-08-13 12:03:19 -0700 | [diff] [blame] | 34 | u32 *boot_params_ptr = NULL; |
Simon Schwarz | 9ea5c6e | 2011-09-14 15:33:34 -0400 | [diff] [blame] | 35 | |
Simon Glass | 8bee2d2 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 36 | /* See spl.h for information about this */ |
| 37 | binman_sym_declare(ulong, u_boot_any, pos); |
| 38 | |
Tom Rini | 6507f13 | 2012-08-22 15:31:05 -0700 | [diff] [blame] | 39 | /* Define board data structure */ |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 40 | static bd_t bdata __attribute__ ((section(".data"))); |
| 41 | |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 42 | /* |
Heiko Schocher | 496c548 | 2016-06-07 08:31:20 +0200 | [diff] [blame] | 43 | * Board-specific Platform code can reimplement show_boot_progress () if needed |
| 44 | */ |
| 45 | __weak void show_boot_progress(int val) {} |
| 46 | |
| 47 | /* |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 48 | * Default function to determine if u-boot or the OS should |
| 49 | * be started. This implementation always returns 1. |
| 50 | * |
| 51 | * Please implement your own board specific funcion to do this. |
| 52 | * |
| 53 | * RETURN |
| 54 | * 0 to not start u-boot |
| 55 | * positive if u-boot should start |
| 56 | */ |
| 57 | #ifdef CONFIG_SPL_OS_BOOT |
| 58 | __weak int spl_start_uboot(void) |
| 59 | { |
Tom Rini | 026b2fe | 2012-08-14 12:06:43 -0700 | [diff] [blame] | 60 | puts("SPL: Please implement spl_start_uboot() for your board\n"); |
| 61 | puts("SPL: Direct Linux boot not active!\n"); |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 62 | return 1; |
| 63 | } |
Ladislav Michl | 431889d | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 64 | |
B, Ravi | 6e7585b | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 65 | /* weak default platform specific function to initialize |
| 66 | * dram banks |
| 67 | */ |
| 68 | __weak int dram_init_banksize(void) |
| 69 | { |
| 70 | return 0; |
| 71 | } |
| 72 | |
Ladislav Michl | 431889d | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 73 | /* |
| 74 | * Weak default function for arch specific zImage check. Return zero |
| 75 | * and fill start and end address if image is recognized. |
| 76 | */ |
| 77 | int __weak bootz_setup(ulong image, ulong *start, ulong *end) |
| 78 | { |
| 79 | return 1; |
| 80 | } |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 81 | #endif |
| 82 | |
B, Ravi | 6e7585b | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 83 | void spl_fixup_fdt(void) |
| 84 | { |
| 85 | #if defined(CONFIG_SPL_OF_LIBFDT) && defined(CONFIG_SYS_SPL_ARGS_ADDR) |
| 86 | void *fdt_blob = (void *)CONFIG_SYS_SPL_ARGS_ADDR; |
| 87 | int err; |
| 88 | |
| 89 | err = fdt_check_header(fdt_blob); |
| 90 | if (err < 0) { |
| 91 | printf("fdt_root: %s\n", fdt_strerror(err)); |
| 92 | return; |
| 93 | } |
| 94 | |
| 95 | /* fixup the memory dt node */ |
| 96 | err = fdt_shrink_to_minimum(fdt_blob, 0); |
| 97 | if (err == 0) { |
| 98 | printf("spl: fdt_shrink_to_minimum err - %d\n", err); |
| 99 | return; |
| 100 | } |
| 101 | |
| 102 | err = arch_fixup_fdt(fdt_blob); |
| 103 | if (err) { |
| 104 | printf("spl: arch_fixup_fdt err - %d\n", err); |
| 105 | return; |
| 106 | } |
| 107 | #endif |
| 108 | } |
| 109 | |
Stefan Roese | ea8256f | 2012-08-23 08:34:21 +0200 | [diff] [blame] | 110 | /* |
| 111 | * Weak default function for board specific cleanup/preparation before |
| 112 | * Linux boot. Some boards/platforms might not need it, so just provide |
| 113 | * an empty stub here. |
| 114 | */ |
| 115 | __weak void spl_board_prepare_for_linux(void) |
| 116 | { |
| 117 | /* Nothing to do! */ |
| 118 | } |
| 119 | |
Michal Simek | 3a3b914 | 2016-05-10 07:54:20 +0200 | [diff] [blame] | 120 | __weak void spl_board_prepare_for_boot(void) |
| 121 | { |
| 122 | /* Nothing to do! */ |
| 123 | } |
| 124 | |
Simon Glass | d95ceb9 | 2016-09-24 18:19:52 -0600 | [diff] [blame] | 125 | void spl_set_header_raw_uboot(struct spl_image_info *spl_image) |
Heiko Schocher | 0c3117b | 2014-10-31 08:31:00 +0100 | [diff] [blame] | 126 | { |
Simon Glass | 8bee2d2 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 127 | ulong u_boot_pos = binman_sym(ulong, u_boot_any, pos); |
| 128 | |
Simon Glass | d95ceb9 | 2016-09-24 18:19:52 -0600 | [diff] [blame] | 129 | spl_image->size = CONFIG_SYS_MONITOR_LEN; |
Miquel Raynal | 55fe0e2 | 2018-02-28 20:51:43 +0100 | [diff] [blame] | 130 | |
| 131 | /* |
| 132 | * Binman error cases: address of the end of the previous region or the |
| 133 | * start of the image's entry area (usually 0) if there is no previous |
| 134 | * region. |
| 135 | */ |
| 136 | if (u_boot_pos && u_boot_pos != BINMAN_SYM_MISSING) { |
| 137 | /* Binman does not support separated entry addresses */ |
Simon Glass | 8bee2d2 | 2017-11-13 18:55:03 -0700 | [diff] [blame] | 138 | spl_image->entry_point = u_boot_pos; |
| 139 | spl_image->load_addr = u_boot_pos; |
| 140 | } else { |
| 141 | spl_image->entry_point = CONFIG_SYS_UBOOT_START; |
| 142 | spl_image->load_addr = CONFIG_SYS_TEXT_BASE; |
| 143 | } |
Simon Glass | d95ceb9 | 2016-09-24 18:19:52 -0600 | [diff] [blame] | 144 | spl_image->os = IH_OS_U_BOOT; |
| 145 | spl_image->name = "U-Boot"; |
Heiko Schocher | 0c3117b | 2014-10-31 08:31:00 +0100 | [diff] [blame] | 146 | } |
| 147 | |
Marek Vasut | 8a9dc16 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 148 | #ifdef CONFIG_SPL_LOAD_FIT_FULL |
| 149 | /* Parse and load full fitImage in SPL */ |
| 150 | static int spl_load_fit_image(struct spl_image_info *spl_image, |
| 151 | const struct image_header *header) |
| 152 | { |
| 153 | bootm_headers_t images; |
| 154 | const char *fit_uname_config = NULL; |
| 155 | const char *fit_uname_fdt = FIT_FDT_PROP; |
| 156 | const char *uname; |
| 157 | ulong fw_data = 0, dt_data = 0, img_data = 0; |
| 158 | ulong fw_len = 0, dt_len = 0, img_len = 0; |
| 159 | int idx, conf_noffset; |
| 160 | int ret; |
| 161 | |
| 162 | #ifdef CONFIG_SPL_FIT_SIGNATURE |
| 163 | images.verify = 1; |
| 164 | #endif |
| 165 | ret = fit_image_load(&images, (ulong)header, |
| 166 | NULL, &fit_uname_config, |
| 167 | IH_ARCH_DEFAULT, IH_TYPE_STANDALONE, -1, |
| 168 | FIT_LOAD_REQUIRED, &fw_data, &fw_len); |
| 169 | if (ret < 0) |
| 170 | return ret; |
| 171 | |
| 172 | spl_image->size = fw_len; |
| 173 | spl_image->entry_point = fw_data; |
| 174 | spl_image->load_addr = fw_data; |
| 175 | spl_image->os = IH_OS_U_BOOT; |
| 176 | spl_image->name = "U-Boot"; |
| 177 | |
| 178 | debug("spl: payload image: %.*s load addr: 0x%lx size: %d\n", |
| 179 | (int)sizeof(spl_image->name), spl_image->name, |
| 180 | spl_image->load_addr, spl_image->size); |
| 181 | |
| 182 | #ifdef CONFIG_SPL_FIT_SIGNATURE |
| 183 | images.verify = 1; |
| 184 | #endif |
| 185 | fit_image_load(&images, (ulong)header, |
| 186 | &fit_uname_fdt, &fit_uname_config, |
| 187 | IH_ARCH_DEFAULT, IH_TYPE_FLATDT, -1, |
| 188 | FIT_LOAD_OPTIONAL, &dt_data, &dt_len); |
| 189 | |
| 190 | conf_noffset = fit_conf_get_node((const void *)header, |
| 191 | fit_uname_config); |
| 192 | if (conf_noffset <= 0) |
| 193 | return 0; |
| 194 | |
| 195 | for (idx = 0; |
| 196 | uname = fdt_stringlist_get((const void *)header, conf_noffset, |
| 197 | FIT_LOADABLE_PROP, idx, |
| 198 | NULL), uname; |
| 199 | idx++) |
| 200 | { |
| 201 | #ifdef CONFIG_SPL_FIT_SIGNATURE |
| 202 | images.verify = 1; |
| 203 | #endif |
| 204 | ret = fit_image_load(&images, (ulong)header, |
| 205 | &uname, &fit_uname_config, |
| 206 | IH_ARCH_DEFAULT, IH_TYPE_LOADABLE, -1, |
| 207 | FIT_LOAD_OPTIONAL_NON_ZERO, |
| 208 | &img_data, &img_len); |
| 209 | if (ret < 0) |
| 210 | return ret; |
| 211 | } |
| 212 | |
| 213 | return 0; |
| 214 | } |
| 215 | #endif |
| 216 | |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 217 | int spl_parse_image_header(struct spl_image_info *spl_image, |
| 218 | const struct image_header *header) |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 219 | { |
Marek Vasut | 8a9dc16 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 220 | #ifdef CONFIG_SPL_LOAD_FIT_FULL |
| 221 | int ret = spl_load_fit_image(spl_image, header); |
| 222 | |
| 223 | if (!ret) |
| 224 | return ret; |
| 225 | #endif |
Stefan Roese | 77552b0 | 2012-08-27 12:50:57 +0200 | [diff] [blame] | 226 | if (image_get_magic(header) == IH_MAGIC) { |
Andrew F. Davis | 722a6b1 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 227 | #ifdef CONFIG_SPL_LEGACY_IMAGE_SUPPORT |
| 228 | u32 header_size = sizeof(struct image_header); |
| 229 | |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 230 | if (spl_image->flags & SPL_COPY_PAYLOAD_ONLY) { |
Stefan Roese | 022b497 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 231 | /* |
| 232 | * On some system (e.g. powerpc), the load-address and |
| 233 | * entry-point is located at address 0. We can't load |
| 234 | * to 0-0x40. So skip header in this case. |
| 235 | */ |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 236 | spl_image->load_addr = image_get_load(header); |
| 237 | spl_image->entry_point = image_get_ep(header); |
| 238 | spl_image->size = image_get_data_size(header); |
Stefan Roese | 022b497 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 239 | } else { |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 240 | spl_image->entry_point = image_get_load(header); |
Stefan Roese | 022b497 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 241 | /* Load including the header */ |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 242 | spl_image->load_addr = spl_image->entry_point - |
Stefan Roese | 022b497 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 243 | header_size; |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 244 | spl_image->size = image_get_data_size(header) + |
Stefan Roese | 022b497 | 2012-08-27 12:50:58 +0200 | [diff] [blame] | 245 | header_size; |
| 246 | } |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 247 | spl_image->os = image_get_os(header); |
| 248 | spl_image->name = image_get_name(header); |
Andre Przywara | 11e1479 | 2017-01-02 11:48:31 +0000 | [diff] [blame] | 249 | debug("spl: payload image: %.*s load addr: 0x%lx size: %d\n", |
André Draszik | 3fe3839 | 2017-10-03 16:55:50 +0100 | [diff] [blame] | 250 | IH_NMLEN, spl_image->name, |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 251 | spl_image->load_addr, spl_image->size); |
Andrew F. Davis | 722a6b1 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 252 | #else |
| 253 | /* LEGACY image not supported */ |
Anatolij Gustschin | 2d2531b | 2017-08-01 16:17:12 +0200 | [diff] [blame] | 254 | debug("Legacy boot image support not enabled, proceeding to other boot methods\n"); |
Andrew F. Davis | 722a6b1 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 255 | return -EINVAL; |
| 256 | #endif |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 257 | } else { |
Albert ARIBAUD \(3ADEV\) | 8c80eb3 | 2015-03-31 11:40:50 +0200 | [diff] [blame] | 258 | #ifdef CONFIG_SPL_PANIC_ON_RAW_IMAGE |
| 259 | /* |
| 260 | * CONFIG_SPL_PANIC_ON_RAW_IMAGE is defined when the |
| 261 | * code which loads images in SPL cannot guarantee that |
| 262 | * absolutely all read errors will be reported. |
| 263 | * An example is the LPC32XX MLC NAND driver, which |
| 264 | * will consider that a completely unreadable NAND block |
| 265 | * is bad, and thus should be skipped silently. |
| 266 | */ |
| 267 | panic("** no mkimage signature but raw image not supported"); |
Paul Kocialkowski | 85a3772 | 2016-08-24 20:04:42 +0200 | [diff] [blame] | 268 | #endif |
| 269 | |
Ladislav Michl | 431889d | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 270 | #ifdef CONFIG_SPL_OS_BOOT |
| 271 | ulong start, end; |
| 272 | |
| 273 | if (!bootz_setup((ulong)header, &start, &end)) { |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 274 | spl_image->name = "Linux"; |
| 275 | spl_image->os = IH_OS_LINUX; |
| 276 | spl_image->load_addr = CONFIG_SYS_LOAD_ADDR; |
| 277 | spl_image->entry_point = CONFIG_SYS_LOAD_ADDR; |
| 278 | spl_image->size = end - start; |
Andre Przywara | 11e1479 | 2017-01-02 11:48:31 +0000 | [diff] [blame] | 279 | debug("spl: payload zImage, load addr: 0x%lx size: %d\n", |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 280 | spl_image->load_addr, spl_image->size); |
Ladislav Michl | 431889d | 2016-07-12 20:28:14 +0200 | [diff] [blame] | 281 | return 0; |
| 282 | } |
| 283 | #endif |
Paul Kocialkowski | 85a3772 | 2016-08-24 20:04:42 +0200 | [diff] [blame] | 284 | |
Andrew F. Davis | 24eb39b | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 285 | #ifdef CONFIG_SPL_RAW_IMAGE_SUPPORT |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 286 | /* Signature not found - assume u-boot.bin */ |
Tom Rini | 026b2fe | 2012-08-14 12:06:43 -0700 | [diff] [blame] | 287 | debug("mkimage signature not found - ih_magic = %x\n", |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 288 | header->ih_magic); |
Simon Glass | 71316c1 | 2016-09-24 18:19:53 -0600 | [diff] [blame] | 289 | spl_set_header_raw_uboot(spl_image); |
Andrew F. Davis | 24eb39b | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 290 | #else |
| 291 | /* RAW image not supported, proceed to other boot methods. */ |
Anatolij Gustschin | 2d2531b | 2017-08-01 16:17:12 +0200 | [diff] [blame] | 292 | debug("Raw boot image support not enabled, proceeding to other boot methods\n"); |
Andrew F. Davis | 24eb39b | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 293 | return -EINVAL; |
Albert ARIBAUD \(3ADEV\) | 8c80eb3 | 2015-03-31 11:40:50 +0200 | [diff] [blame] | 294 | #endif |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 295 | } |
Andrew F. Davis | 24eb39b | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 296 | |
Marek Vasut | 7e0f226 | 2016-04-29 00:44:54 +0200 | [diff] [blame] | 297 | return 0; |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 298 | } |
| 299 | |
Allen Martin | a759f1e | 2012-10-19 21:08:22 +0000 | [diff] [blame] | 300 | __weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image) |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 301 | { |
SRICHARAN R | 4a0eb75 | 2013-04-24 00:41:24 +0000 | [diff] [blame] | 302 | typedef void __noreturn (*image_entry_noargs_t)(void); |
| 303 | |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 304 | image_entry_noargs_t image_entry = |
Andre Przywara | 11e1479 | 2017-01-02 11:48:31 +0000 | [diff] [blame] | 305 | (image_entry_noargs_t)spl_image->entry_point; |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 306 | |
Andre Przywara | 11e1479 | 2017-01-02 11:48:31 +0000 | [diff] [blame] | 307 | debug("image entry point: 0x%lX\n", spl_image->entry_point); |
SRICHARAN R | 4a0eb75 | 2013-04-24 00:41:24 +0000 | [diff] [blame] | 308 | image_entry(); |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 309 | } |
| 310 | |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 311 | static int spl_common_init(bool setup_malloc) |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 312 | { |
Simon Glass | f3d46bd | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 313 | int ret; |
| 314 | |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 315 | debug("spl_early_init()\n"); |
| 316 | |
Andy Yan | f1896c4 | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 317 | #if CONFIG_VAL(SYS_MALLOC_F_LEN) |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 318 | if (setup_malloc) { |
Marek Vasut | 94b9e22 | 2016-05-25 02:14:56 +0200 | [diff] [blame] | 319 | #ifdef CONFIG_MALLOC_F_ADDR |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 320 | gd->malloc_base = CONFIG_MALLOC_F_ADDR; |
Marek Vasut | 94b9e22 | 2016-05-25 02:14:56 +0200 | [diff] [blame] | 321 | #endif |
Andy Yan | f1896c4 | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 322 | gd->malloc_limit = CONFIG_VAL(SYS_MALLOC_F_LEN); |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 323 | gd->malloc_ptr = 0; |
| 324 | } |
Tom Rini | 24dafad | 2012-08-13 14:13:07 -0700 | [diff] [blame] | 325 | #endif |
Simon Glass | 824bb1b | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 326 | ret = bootstage_init(true); |
| 327 | if (ret) { |
| 328 | debug("%s: Failed to set up bootstage: ret=%d\n", __func__, |
| 329 | ret); |
| 330 | return ret; |
| 331 | } |
| 332 | bootstage_mark_name(BOOTSTAGE_ID_START_SPL, "spl"); |
Simon Glass | d223e0a | 2016-07-04 11:57:56 -0600 | [diff] [blame] | 333 | if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) { |
Simon Glass | f3d46bd | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 334 | ret = fdtdec_setup(); |
| 335 | if (ret) { |
| 336 | debug("fdtdec_setup() returned error %d\n", ret); |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 337 | return ret; |
Simon Glass | f3d46bd | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 338 | } |
| 339 | } |
Philipp Tomsich | f1c6e19 | 2017-06-30 19:02:53 +0200 | [diff] [blame] | 340 | if (CONFIG_IS_ENABLED(DM)) { |
Simon Glass | 824bb1b | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 341 | bootstage_start(BOOTSTATE_ID_ACCUM_DM_SPL, "dm_spl"); |
Tom Rini | 7f73ca4 | 2017-01-14 12:20:23 -0500 | [diff] [blame] | 342 | /* With CONFIG_SPL_OF_PLATDATA, bring in all devices */ |
Simon Glass | 7d23b9c | 2016-07-04 11:58:14 -0600 | [diff] [blame] | 343 | ret = dm_init_and_scan(!CONFIG_IS_ENABLED(OF_PLATDATA)); |
Simon Glass | 824bb1b | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 344 | bootstage_accum(BOOTSTATE_ID_ACCUM_DM_SPL); |
Simon Glass | f3d46bd | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 345 | if (ret) { |
| 346 | debug("dm_init_and_scan() returned error %d\n", ret); |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 347 | return ret; |
Simon Glass | f3d46bd | 2015-02-27 22:06:42 -0700 | [diff] [blame] | 348 | } |
| 349 | } |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 350 | |
| 351 | return 0; |
| 352 | } |
| 353 | |
York Sun | d1fc0a3 | 2017-09-28 08:42:10 -0700 | [diff] [blame] | 354 | void spl_set_bd(void) |
| 355 | { |
| 356 | if (!gd->bd) |
| 357 | gd->bd = &bdata; |
| 358 | } |
| 359 | |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 360 | int spl_early_init(void) |
| 361 | { |
| 362 | int ret; |
| 363 | |
| 364 | ret = spl_common_init(true); |
| 365 | if (ret) |
| 366 | return ret; |
| 367 | gd->flags |= GD_FLG_SPL_EARLY_INIT; |
| 368 | |
| 369 | return 0; |
| 370 | } |
| 371 | |
| 372 | int spl_init(void) |
| 373 | { |
| 374 | int ret; |
Tom Rini | cf334ed | 2017-03-20 14:19:27 -0400 | [diff] [blame] | 375 | bool setup_malloc = !(IS_ENABLED(CONFIG_SPL_STACK_R) && |
| 376 | IS_ENABLED(CONFIG_SPL_SYS_MALLOC_SIMPLE)); |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 377 | |
| 378 | if (!(gd->flags & GD_FLG_SPL_EARLY_INIT)) { |
Tom Rini | cf334ed | 2017-03-20 14:19:27 -0400 | [diff] [blame] | 379 | ret = spl_common_init(setup_malloc); |
Eddie Cai | 340f418 | 2017-03-15 08:43:28 -0600 | [diff] [blame] | 380 | if (ret) |
| 381 | return ret; |
| 382 | } |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 383 | gd->flags |= GD_FLG_SPL_INIT; |
Aneesh V | 2d01dd9 | 2011-10-21 12:29:34 -0400 | [diff] [blame] | 384 | |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 385 | return 0; |
| 386 | } |
| 387 | |
Nikita Kiryanov | f101e4b | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 388 | #ifndef BOOT_DEVICE_NONE |
| 389 | #define BOOT_DEVICE_NONE 0xdeadbeef |
| 390 | #endif |
| 391 | |
Nikita Kiryanov | f101e4b | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 392 | __weak void board_boot_order(u32 *spl_boot_list) |
| 393 | { |
| 394 | spl_boot_list[0] = spl_boot_device(); |
| 395 | } |
| 396 | |
Simon Glass | a0a8029 | 2016-09-24 18:19:58 -0600 | [diff] [blame] | 397 | static struct spl_image_loader *spl_ll_find_loader(uint boot_device) |
| 398 | { |
| 399 | struct spl_image_loader *drv = |
| 400 | ll_entry_start(struct spl_image_loader, spl_image_loader); |
| 401 | const int n_ents = |
| 402 | ll_entry_count(struct spl_image_loader, spl_image_loader); |
| 403 | struct spl_image_loader *entry; |
| 404 | |
| 405 | for (entry = drv; entry != drv + n_ents; entry++) { |
| 406 | if (boot_device == entry->boot_device) |
| 407 | return entry; |
| 408 | } |
| 409 | |
| 410 | /* Not found */ |
| 411 | return NULL; |
| 412 | } |
| 413 | |
Simon Glass | 29d357d | 2016-11-30 15:30:52 -0700 | [diff] [blame] | 414 | static int spl_load_image(struct spl_image_info *spl_image, |
| 415 | struct spl_image_loader *loader) |
Nikita Kiryanov | 5211b87 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 416 | { |
Simon Glass | ecdfd69 | 2016-09-24 18:19:57 -0600 | [diff] [blame] | 417 | struct spl_boot_device bootdev; |
| 418 | |
Simon Glass | 29d357d | 2016-11-30 15:30:52 -0700 | [diff] [blame] | 419 | bootdev.boot_device = loader->boot_device; |
Simon Glass | ecdfd69 | 2016-09-24 18:19:57 -0600 | [diff] [blame] | 420 | bootdev.boot_device_name = NULL; |
| 421 | |
Simon Glass | 540bfe7 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 422 | return loader->load_image(spl_image, &bootdev); |
| 423 | } |
| 424 | |
| 425 | /** |
| 426 | * boot_from_devices() - Try loading an booting U-Boot from a list of devices |
| 427 | * |
| 428 | * @spl_image: Place to put the image details if successful |
| 429 | * @spl_boot_list: List of boot devices to try |
| 430 | * @count: Number of elements in spl_boot_list |
| 431 | * @return 0 if OK, -ve on error |
| 432 | */ |
| 433 | static int boot_from_devices(struct spl_image_info *spl_image, |
| 434 | u32 spl_boot_list[], int count) |
| 435 | { |
| 436 | int i; |
| 437 | |
| 438 | for (i = 0; i < count && spl_boot_list[i] != BOOT_DEVICE_NONE; i++) { |
| 439 | struct spl_image_loader *loader; |
| 440 | |
Simon Glass | 540bfe7 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 441 | loader = spl_ll_find_loader(spl_boot_list[i]); |
Nikita Kiryanov | 5211b87 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 442 | #if defined(CONFIG_SPL_SERIAL_SUPPORT) && defined(CONFIG_SPL_LIBCOMMON_SUPPORT) |
Simon Glass | 2acf35d | 2016-11-30 15:30:53 -0700 | [diff] [blame] | 443 | if (loader) |
Andrew F. Davis | cf947da | 2017-01-12 10:19:55 -0600 | [diff] [blame] | 444 | printf("Trying to boot from %s\n", loader->name); |
Simon Glass | 2acf35d | 2016-11-30 15:30:53 -0700 | [diff] [blame] | 445 | else |
Simon Glass | 540bfe7 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 446 | puts("SPL: Unsupported Boot Device!\n"); |
Nikita Kiryanov | 5211b87 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 447 | #endif |
Simon Glass | 29d357d | 2016-11-30 15:30:52 -0700 | [diff] [blame] | 448 | if (loader && !spl_load_image(spl_image, loader)) |
Simon Glass | 540bfe7 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 449 | return 0; |
| 450 | } |
| 451 | |
Simon Glass | 97d9df0 | 2016-09-24 18:20:12 -0600 | [diff] [blame] | 452 | return -ENODEV; |
Nikita Kiryanov | 5211b87 | 2015-11-08 17:11:50 +0200 | [diff] [blame] | 453 | } |
| 454 | |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 455 | void board_init_r(gd_t *dummy1, ulong dummy2) |
| 456 | { |
Simon Glass | d32b2d1 | 2016-09-24 18:20:17 -0600 | [diff] [blame] | 457 | u32 spl_boot_list[] = { |
| 458 | BOOT_DEVICE_NONE, |
| 459 | BOOT_DEVICE_NONE, |
| 460 | BOOT_DEVICE_NONE, |
| 461 | BOOT_DEVICE_NONE, |
| 462 | BOOT_DEVICE_NONE, |
| 463 | }; |
| 464 | struct spl_image_info spl_image; |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 465 | |
| 466 | debug(">>spl:board_init_r()\n"); |
York Sun | d1fc0a3 | 2017-09-28 08:42:10 -0700 | [diff] [blame] | 467 | |
| 468 | spl_set_bd(); |
| 469 | |
B, Ravi | 6e7585b | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 470 | #ifdef CONFIG_SPL_OS_BOOT |
| 471 | dram_init_banksize(); |
| 472 | #endif |
Simon Glass | 070d00b | 2015-06-23 15:39:10 -0600 | [diff] [blame] | 473 | |
| 474 | #if defined(CONFIG_SYS_SPL_MALLOC_START) |
| 475 | mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START, |
| 476 | CONFIG_SYS_SPL_MALLOC_SIZE); |
| 477 | gd->flags |= GD_FLG_FULL_MALLOC_INIT; |
| 478 | #endif |
| 479 | if (!(gd->flags & GD_FLG_SPL_INIT)) { |
| 480 | if (spl_init()) |
| 481 | hang(); |
| 482 | } |
Anatolij Gustschin | f9d42d8 | 2017-08-28 17:46:33 +0200 | [diff] [blame] | 483 | #if !defined(CONFIG_PPC) && !defined(CONFIG_ARCH_MX6) |
Stefan Roese | ea8256f | 2012-08-23 08:34:21 +0200 | [diff] [blame] | 484 | /* |
| 485 | * timer_init() does not exist on PPC systems. The timer is initialized |
| 486 | * and enabled (decrementer) in interrupt_init() here. |
| 487 | */ |
Ilya Yanok | 4063c77 | 2012-09-17 10:26:26 +0000 | [diff] [blame] | 488 | timer_init(); |
Stefan Roese | ea8256f | 2012-08-23 08:34:21 +0200 | [diff] [blame] | 489 | #endif |
Ilya Yanok | 4063c77 | 2012-09-17 10:26:26 +0000 | [diff] [blame] | 490 | |
Kever Yang | af2f442 | 2018-01-20 18:00:26 +0800 | [diff] [blame] | 491 | #if CONFIG_IS_ENABLED(BOARD_INIT) |
Tom Rini | ee08a82 | 2011-11-23 05:13:06 +0000 | [diff] [blame] | 492 | spl_board_init(); |
| 493 | #endif |
| 494 | |
Lukasz Majewski | a8be249 | 2018-05-02 16:10:54 +0200 | [diff] [blame] | 495 | bootcount_inc(); |
| 496 | |
Simon Glass | d32b2d1 | 2016-09-24 18:20:17 -0600 | [diff] [blame] | 497 | memset(&spl_image, '\0', sizeof(spl_image)); |
Vikas Manocha | 5bf5250 | 2017-04-07 15:38:13 -0700 | [diff] [blame] | 498 | #ifdef CONFIG_SYS_SPL_ARGS_ADDR |
| 499 | spl_image.arg = (void *)CONFIG_SYS_SPL_ARGS_ADDR; |
| 500 | #endif |
Nikita Kiryanov | f101e4b | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 501 | board_boot_order(spl_boot_list); |
Nikita Kiryanov | f101e4b | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 502 | |
Simon Glass | 540bfe7 | 2016-11-30 15:30:51 -0700 | [diff] [blame] | 503 | if (boot_from_devices(&spl_image, spl_boot_list, |
| 504 | ARRAY_SIZE(spl_boot_list))) { |
Nikita Kiryanov | f101e4b | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 505 | puts("SPL: failed to boot from all boot devices\n"); |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 506 | hang(); |
Nikita Kiryanov | f101e4b | 2015-11-08 17:11:51 +0200 | [diff] [blame] | 507 | } |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 508 | |
Vikas Manocha | 6bcdd66 | 2017-05-28 12:55:08 -0700 | [diff] [blame] | 509 | #ifdef CONFIG_CPU_V7M |
| 510 | spl_image.entry_point |= 0x1; |
| 511 | #endif |
Simon Schwarz | 9ea5c6e | 2011-09-14 15:33:34 -0400 | [diff] [blame] | 512 | switch (spl_image.os) { |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 513 | case IH_OS_U_BOOT: |
| 514 | debug("Jumping to U-Boot\n"); |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 515 | break; |
Philipp Tomsich | 1d37909 | 2017-09-13 21:29:35 +0200 | [diff] [blame] | 516 | #if CONFIG_IS_ENABLED(ATF) |
| 517 | case IH_OS_ARM_TRUSTED_FIRMWARE: |
| 518 | debug("Jumping to U-Boot via ARM Trusted Firmware\n"); |
| 519 | spl_invoke_atf(&spl_image); |
| 520 | break; |
| 521 | #endif |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 522 | #ifdef CONFIG_SPL_OS_BOOT |
| 523 | case IH_OS_LINUX: |
| 524 | debug("Jumping to Linux\n"); |
B, Ravi | 6e7585b | 2017-04-18 17:27:27 +0530 | [diff] [blame] | 525 | spl_fixup_fdt(); |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 526 | spl_board_prepare_for_linux(); |
Vikas Manocha | 5bf5250 | 2017-04-07 15:38:13 -0700 | [diff] [blame] | 527 | jump_to_image_linux(&spl_image); |
Simon Schwarz | 379c19a | 2012-03-15 04:01:38 +0000 | [diff] [blame] | 528 | #endif |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 529 | default: |
Tom Rini | 4212098 | 2012-08-27 14:58:28 -0700 | [diff] [blame] | 530 | debug("Unsupported OS image.. Jumping nevertheless..\n"); |
Aneesh V | 8cf686e | 2011-07-21 09:10:27 -0400 | [diff] [blame] | 531 | } |
Andy Yan | f1896c4 | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 532 | #if CONFIG_VAL(SYS_MALLOC_F_LEN) && !defined(CONFIG_SYS_SPL_MALLOC_SIZE) |
Simon Glass | fb4f5e7 | 2014-11-10 17:16:45 -0700 | [diff] [blame] | 533 | debug("SPL malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, |
| 534 | gd->malloc_ptr / 1024); |
| 535 | #endif |
Simon Glass | 824bb1b | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 536 | #ifdef CONFIG_BOOTSTAGE_STASH |
| 537 | int ret; |
| 538 | |
| 539 | bootstage_mark_name(BOOTSTAGE_ID_END_SPL, "end_spl"); |
| 540 | ret = bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH_ADDR, |
| 541 | CONFIG_BOOTSTAGE_STASH_SIZE); |
| 542 | if (ret) |
| 543 | debug("Failed to stash bootstage: err=%d\n", ret); |
| 544 | #endif |
Kever Yang | a8c5112 | 2017-09-13 18:24:24 +0800 | [diff] [blame] | 545 | |
Kever Yang | a8c5112 | 2017-09-13 18:24:24 +0800 | [diff] [blame] | 546 | debug("loaded - jumping to U-Boot...\n"); |
Michal Simek | 3a3b914 | 2016-05-10 07:54:20 +0200 | [diff] [blame] | 547 | spl_board_prepare_for_boot(); |
Allen Martin | a759f1e | 2012-10-19 21:08:22 +0000 | [diff] [blame] | 548 | jump_to_image_no_args(&spl_image); |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 549 | } |
| 550 | |
Alex Kiernan | 117a0e0 | 2018-04-19 04:32:51 +0000 | [diff] [blame] | 551 | #ifdef CONFIG_SPL_SERIAL_SUPPORT |
Tom Rini | 6507f13 | 2012-08-22 15:31:05 -0700 | [diff] [blame] | 552 | /* |
| 553 | * This requires UART clocks to be enabled. In order for this to work the |
| 554 | * caller must ensure that the gd pointer is valid. |
| 555 | */ |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 556 | void preloader_console_init(void) |
| 557 | { |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 558 | gd->baudrate = CONFIG_BAUDRATE; |
| 559 | |
Aneesh V | bcae721 | 2011-07-21 09:10:21 -0400 | [diff] [blame] | 560 | serial_init(); /* serial communications setup */ |
| 561 | |
Ilya Yanok | b88befa | 2011-11-01 13:16:03 +0000 | [diff] [blame] | 562 | gd->have_console = 1; |
| 563 | |
Anatolij Gustschin | 0292bc0 | 2018-01-25 18:45:22 +0100 | [diff] [blame] | 564 | #ifndef CONFIG_SPL_DISABLE_BANNER_PRINT |
Tom Rini | 026b2fe | 2012-08-14 12:06:43 -0700 | [diff] [blame] | 565 | puts("\nU-Boot SPL " PLAIN_VERSION " (" U_BOOT_DATE " - " \ |
Klaus Goger | 0b674a3 | 2018-01-04 07:22:11 +0100 | [diff] [blame] | 566 | U_BOOT_TIME " " U_BOOT_TZ ")\n"); |
Anatolij Gustschin | 0292bc0 | 2018-01-25 18:45:22 +0100 | [diff] [blame] | 567 | #endif |
Tom Rini | 861a86f | 2012-08-13 11:37:56 -0700 | [diff] [blame] | 568 | #ifdef CONFIG_SPL_DISPLAY_PRINT |
| 569 | spl_display_print(); |
| 570 | #endif |
Tom Rini | cc3f705 | 2011-10-04 04:59:23 +0000 | [diff] [blame] | 571 | } |
Alex Kiernan | 117a0e0 | 2018-04-19 04:32:51 +0000 | [diff] [blame] | 572 | #endif |
Simon Glass | db91035 | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 573 | |
| 574 | /** |
| 575 | * spl_relocate_stack_gd() - Relocate stack ready for board_init_r() execution |
| 576 | * |
| 577 | * Sometimes board_init_f() runs with a stack in SRAM but we want to use SDRAM |
| 578 | * for the main board_init_r() execution. This is typically because we need |
| 579 | * more stack space for things like the MMC sub-system. |
| 580 | * |
| 581 | * This function calculates the stack position, copies the global_data into |
Albert ARIBAUD | adc421e | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 582 | * place, sets the new gd (except for ARM, for which setting GD within a C |
| 583 | * function may not always work) and returns the new stack position. The |
| 584 | * caller is responsible for setting up the sp register and, in the case |
| 585 | * of ARM, setting up gd. |
| 586 | * |
| 587 | * All of this is done using the same layout and alignments as done in |
| 588 | * board_init_f_init_reserve() / board_init_f_alloc_reserve(). |
Simon Glass | db91035 | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 589 | * |
| 590 | * @return new stack location, or 0 to use the same stack |
| 591 | */ |
| 592 | ulong spl_relocate_stack_gd(void) |
| 593 | { |
| 594 | #ifdef CONFIG_SPL_STACK_R |
| 595 | gd_t *new_gd; |
Albert ARIBAUD | adc421e | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 596 | ulong ptr = CONFIG_SPL_STACK_R_ADDR; |
Simon Glass | db91035 | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 597 | |
Philipp Tomsich | ae2cee2 | 2017-07-28 11:06:03 +0200 | [diff] [blame] | 598 | #if defined(CONFIG_SPL_SYS_MALLOC_SIMPLE) && CONFIG_VAL(SYS_MALLOC_F_LEN) |
Hans de Goede | dcfcb8d | 2015-09-13 15:04:17 +0200 | [diff] [blame] | 599 | if (CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN) { |
Hans de Goede | dcfcb8d | 2015-09-13 15:04:17 +0200 | [diff] [blame] | 600 | ptr -= CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN; |
| 601 | gd->malloc_base = ptr; |
| 602 | gd->malloc_limit = CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN; |
| 603 | gd->malloc_ptr = 0; |
| 604 | } |
| 605 | #endif |
Albert ARIBAUD | adc421e | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 606 | /* Get stack position: use 8-byte alignment for ABI compliance */ |
| 607 | ptr = CONFIG_SPL_STACK_R_ADDR - roundup(sizeof(gd_t),16); |
| 608 | new_gd = (gd_t *)ptr; |
| 609 | memcpy(new_gd, (void *)gd, sizeof(gd_t)); |
Simon Glass | 2f11cd9 | 2016-11-13 14:21:58 -0700 | [diff] [blame] | 610 | #if CONFIG_IS_ENABLED(DM) |
| 611 | dm_fixup_for_gd_move(new_gd); |
| 612 | #endif |
Albert ARIBAUD | adc421e | 2015-11-25 17:56:33 +0100 | [diff] [blame] | 613 | #if !defined(CONFIG_ARM) |
| 614 | gd = new_gd; |
| 615 | #endif |
Simon Glass | db91035 | 2015-03-03 08:03:00 -0700 | [diff] [blame] | 616 | return ptr; |
| 617 | #else |
| 618 | return 0; |
| 619 | #endif |
| 620 | } |