1 /* SPDX-License-Identifier: GPL-2.0+ */
4 * Texas Instruments, <www.ti.com>
9 #include <binman_sym.h>
10 #include <linker_lists.h>
12 /* Platform-specific defines */
13 #include <linux/compiler.h>
14 #include <asm/global_data.h>
22 /* Value in r0 indicates we booted from U-Boot */
23 #define UBOOT_NOT_LOADED_FROM_SPL 0x13578642
26 #define MMCSD_MODE_UNDEFINED 0
27 #define MMCSD_MODE_RAW 1
28 #define MMCSD_MODE_FS 2
29 #define MMCSD_MODE_EMMCBOOT 3
33 struct spl_boot_device;
36 * u_boot_first_phase() - check if this is the first U-Boot phase
38 * U-Boot has up to three phases: TPL, SPL and U-Boot proper. Depending on the
39 * build flags we can determine whether the current build is for the first
40 * phase of U-Boot or not. If there is no SPL, then this is U-Boot proper. If
41 * there is SPL but no TPL, the the first phase is SPL. If there is TPL, then
42 * it is the first phase.
44 * @returns true if this is the first phase of U-Boot
47 static inline bool u_boot_first_phase(void)
49 if (IS_ENABLED(CONFIG_TPL)) {
50 if (IS_ENABLED(CONFIG_TPL_BUILD))
52 } else if (IS_ENABLED(CONFIG_SPL)) {
53 if (IS_ENABLED(CONFIG_SPL_BUILD))
63 PHASE_NONE, /* Invalid phase, signifying before U-Boot */
64 PHASE_TPL, /* Running in TPL */
65 PHASE_SPL, /* Running in SPL */
66 PHASE_BOARD_F, /* Running in U-Boot before relocation */
67 PHASE_BOARD_R, /* Running in U-Boot after relocation */
71 * spl_phase() - Find out the phase of U-Boot
73 * This can be used to avoid #ifdef logic and use if() instead.
75 * For example, to include code only in TPL, you might do:
77 * #ifdef CONFIG_TPL_BUILD
81 * but with this you can use:
83 * if (spl_phase() == PHASE_TPL) {
87 * To include code only in SPL, you might do:
89 * #if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD)
93 * but with this you can use:
95 * if (spl_phase() == PHASE_SPL) {
99 * To include code only in U-Boot proper, you might do:
101 * #ifndef CONFIG_SPL_BUILD
105 * but with this you can use:
107 * if (spl_phase() == PHASE_BOARD_F) {
111 * Return: U-Boot phase
113 static inline enum u_boot_phase spl_phase(void)
115 #ifdef CONFIG_TPL_BUILD
117 #elif CONFIG_SPL_BUILD
120 DECLARE_GLOBAL_DATA_PTR;
122 if (!(gd->flags & GD_FLG_RELOC))
123 return PHASE_BOARD_F;
125 return PHASE_BOARD_R;
130 * spl_prev_phase() - Figure out the previous U-Boot phase
132 * Return: the previous phase from this one, e.g. if called in SPL this returns
133 * PHASE_TPL, if TPL is enabled
135 static inline enum u_boot_phase spl_prev_phase(void)
137 #ifdef CONFIG_TPL_BUILD
139 #elif defined(CONFIG_SPL_BUILD)
140 return IS_ENABLED(CONFIG_TPL) ? PHASE_TPL : PHASE_NONE;
142 return IS_ENABLED(CONFIG_SPL) ? PHASE_SPL : PHASE_NONE;
147 * spl_next_phase() - Figure out the next U-Boot phase
149 * Return: the next phase from this one, e.g. if called in TPL this returns
152 static inline enum u_boot_phase spl_next_phase(void)
154 #ifdef CONFIG_TPL_BUILD
157 return PHASE_BOARD_F;
162 * spl_phase_name() - Get the name of the current phase
166 static inline const char *spl_phase_name(enum u_boot_phase phase)
182 * spl_phase_prefix() - Get the prefix of the current phase
184 * @phase: Phase to look up
185 * Return: phase prefix ("spl", "tpl", etc.)
187 static inline const char *spl_phase_prefix(enum u_boot_phase phase)
202 /* A string name for SPL or TPL */
203 #ifdef CONFIG_SPL_BUILD
204 # ifdef CONFIG_TPL_BUILD
205 # define SPL_TPL_NAME "TPL"
207 # define SPL_TPL_NAME "SPL"
209 # define SPL_TPL_PROMPT SPL_TPL_NAME ": "
211 # define SPL_TPL_NAME ""
212 # define SPL_TPL_PROMPT ""
215 struct spl_image_info {
219 uintptr_t entry_point;
220 #if CONFIG_IS_ENABLED(LOAD_FIT) || CONFIG_IS_ENABLED(LOAD_FIT_FULL)
228 #ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK
236 * Information required to load data from a device
238 * @dev: Pointer to the device, e.g. struct mmc *
239 * @priv: Private data for the device
240 * @bl_len: Block length for reading in bytes
241 * @filename: Name of the fit image file.
242 * @read: Function to call to read from the device
244 struct spl_load_info {
248 const char *filename;
250 * read() - Read from device
252 * @load: Information about the load state
253 * @sector: Sector number to read from (each @load->bl_len bytes)
254 * @count: Number of sectors to read
255 * @buf: Buffer to read into
256 * @return number of sectors read, 0 on error
258 ulong (*read)(struct spl_load_info *load, ulong sector, ulong count,
263 * We need to know the position of U-Boot in memory so we can jump to it. We
264 * allow any U-Boot binary to be used (u-boot.bin, u-boot-nodtb.bin,
265 * u-boot.img), hence the '_any'. These is no checking here that the correct
266 * image is found. For example if u-boot.img is used we don't check that
267 * spl_parse_image_header() can parse a valid header.
269 * Similarly for SPL, so that TPL can jump to SPL.
271 binman_sym_extern(ulong, u_boot_any, image_pos);
272 binman_sym_extern(ulong, u_boot_any, size);
273 binman_sym_extern(ulong, u_boot_spl, image_pos);
274 binman_sym_extern(ulong, u_boot_spl, size);
277 * spl_get_image_pos() - get the image position of the next phase
279 * This returns the image position to use to load the next phase of U-Boot
281 ulong spl_get_image_pos(void);
284 * spl_get_image_size() - get the size of the next phase
286 * This returns the size to use to load the next phase of U-Boot
288 ulong spl_get_image_size(void);
291 * spl_get_image_text_base() - get the text base of the next phase
293 * This returns the address that the next stage is linked to run at, i.e.
294 * CONFIG_SPL_TEXT_BASE or CONFIG_SYS_TEXT_BASE
296 * Return: text-base address
298 ulong spl_get_image_text_base(void);
301 * spl_load_simple_fit_skip_processing() - Hook to allow skipping the FIT
302 * image processing during spl_load_simple_fit().
304 * Return true to skip FIT processing, false to preserve the full code flow
305 * of spl_load_simple_fit().
307 bool spl_load_simple_fit_skip_processing(void);
310 * spl_load_simple_fit_fix_load() - Hook to make fixes
311 * after fit image header is loaded
313 * Returns pointer to fit
315 void *spl_load_simple_fit_fix_load(const void *fit);
318 * spl_load_simple_fit() - Loads a fit image from a device.
319 * @spl_image: Image description to set up
320 * @info: Structure containing the information required to load data.
321 * @sector: Sector number where FIT image is located in the device
322 * @fdt: Pointer to the copied FIT header.
324 * Reads the FIT image @sector in the device. Loads u-boot image to
325 * specified load address and copies the dtb to end of u-boot image.
326 * Returns 0 on success.
328 int spl_load_simple_fit(struct spl_image_info *spl_image,
329 struct spl_load_info *info, ulong sector, void *fdt);
331 #define SPL_COPY_PAYLOAD_ONLY 1
332 #define SPL_FIT_FOUND 2
335 * spl_load_legacy_img() - Loads a legacy image from a device.
336 * @spl_image: Image description to set up
337 * @load: Structure containing the information required to load data.
338 * @header: Pointer to image header (including appended image)
340 * Reads an legacy image from the device. Loads u-boot image to
341 * specified load address.
342 * Returns 0 on success.
344 int spl_load_legacy_img(struct spl_image_info *spl_image,
345 struct spl_boot_device *bootdev,
346 struct spl_load_info *load, ulong header);
349 * spl_load_imx_container() - Loads a imx container image from a device.
350 * @spl_image: Image description to set up
351 * @info: Structure containing the information required to load data.
352 * @sector: Sector number where container image is located in the device
354 * Reads the container image @sector in the device. Loads u-boot image to
355 * specified load address.
357 int spl_load_imx_container(struct spl_image_info *spl_image,
358 struct spl_load_info *info, ulong sector);
360 /* SPL common functions */
361 void preloader_console_init(void);
362 u32 spl_boot_device(void);
365 * spl_mmc_boot_mode() - Lookup function for the mode of an MMC boot source.
366 * @boot_device: ID of the device which the MMC driver wants to read
367 * from. Common values are e.g. BOOT_DEVICE_MMC1,
368 * BOOT_DEVICE_MMC2, BOOT_DEVICE_MMC2_2.
370 * This function should return one of MMCSD_MODE_FS, MMCSD_MODE_EMMCBOOT, or
371 * MMCSD_MODE_RAW for each MMC boot source which is defined for the target. The
372 * boot_device parameter tells which device the MMC driver is interested in.
374 * If not overridden, it is weakly defined in common/spl/spl_mmc.c.
376 * Note: It is important to use the boot_device parameter instead of e.g.
377 * spl_boot_device() as U-Boot is not always loaded from the same device as SPL.
379 u32 spl_mmc_boot_mode(struct mmc *mmc, const u32 boot_device);
382 * spl_mmc_boot_partition() - MMC partition to load U-Boot from.
383 * @boot_device: ID of the device which the MMC driver wants to load
386 * This function should return the partition number which the SPL
387 * should load U-Boot from (on the given boot_device) when
388 * CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION is set.
390 * If not overridden, it is weakly defined in common/spl/spl_mmc.c.
392 int spl_mmc_boot_partition(const u32 boot_device);
396 * default_spl_mmc_emmc_boot_partition() - eMMC boot partition to load U-Boot from.
397 * mmc: Pointer for the mmc device structure
399 * This function should return the eMMC boot partition number which
400 * the SPL should load U-Boot from (on the given boot_device).
402 int default_spl_mmc_emmc_boot_partition(struct mmc *mmc);
405 * spl_mmc_emmc_boot_partition() - eMMC boot partition to load U-Boot from.
406 * mmc: Pointer for the mmc device structure
408 * This function should return the eMMC boot partition number which
409 * the SPL should load U-Boot from (on the given boot_device).
411 * If not overridden, it is weakly defined in common/spl/spl_mmc.c
412 * and calls default_spl_mmc_emmc_boot_partition();
414 int spl_mmc_emmc_boot_partition(struct mmc *mmc);
416 void spl_set_bd(void);
419 * spl_set_header_raw_uboot() - Set up a standard SPL image structure
421 * This sets up the given spl_image which the standard values obtained from
422 * config options: CONFIG_SYS_MONITOR_LEN, CONFIG_SYS_UBOOT_START,
423 * CONFIG_SYS_TEXT_BASE.
425 * @spl_image: Image description to set up
427 void spl_set_header_raw_uboot(struct spl_image_info *spl_image);
430 * spl_parse_image_header() - parse the image header and set up info
432 * This parses the legacy image header information at @header and sets up
433 * @spl_image according to what is found. If no image header is found, then
434 * a raw image or bootz is assumed. If CONFIG_SPL_PANIC_ON_RAW_IMAGE is
435 * enabled, then this causes a panic. If CONFIG_SPL_RAW_IMAGE_SUPPORT is not
436 * enabled then U-Boot gives up. Otherwise U-Boot sets up the image using
437 * spl_set_header_raw_uboot(), or possibly the bootz header.
439 * @spl_image: Image description to set up
440 * @header image header to parse
441 * Return: 0 if a header was correctly parsed, -ve on error
443 int spl_parse_image_header(struct spl_image_info *spl_image,
444 const struct spl_boot_device *bootdev,
445 const struct image_header *header);
447 void spl_board_prepare_for_linux(void);
450 * spl_board_prepare_for_optee() - Prepare board for an OPTEE payload
452 * Prepares the board for booting an OP-TEE payload. Initialization is platform
453 * specific, and may include configuring the TrustZone memory, and other
454 * initialization steps required by OP-TEE.
455 * Note that @fdt is not used directly by OP-TEE. OP-TEE passes this @fdt to
456 * its normal world target. This target is not guaranteed to be u-boot, so @fdt
457 * changes that would normally be done by u-boot should be done in this step.
459 * @fdt: Devicetree that will be passed on, or NULL
461 void spl_board_prepare_for_optee(void *fdt);
462 void spl_board_prepare_for_boot(void);
463 int spl_board_ubi_load_image(u32 boot_device);
464 int spl_board_boot_device(u32 boot_device);
467 * spl_board_loader_name() - Return a name for the loader
469 * This is a weak function which might be overridden by the board code. With
470 * that a board specific value for the device where the U-Boot will be loaded
471 * from can be set. By default it returns NULL.
473 * @boot_device: ID of the device which SPL wants to load U-Boot from.
475 const char *spl_board_loader_name(u32 boot_device);
478 * jump_to_image_linux() - Jump to a Linux kernel from SPL
480 * This jumps into a Linux kernel using the information in @spl_image.
482 * @spl_image: Image description to set up
484 void __noreturn jump_to_image_linux(struct spl_image_info *spl_image);
487 * jump_to_image_linux() - Jump to OP-TEE OS from SPL
489 * This jumps into OP-TEE OS using the information in @spl_image.
491 * @spl_image: Image description to set up
493 void __noreturn jump_to_image_optee(struct spl_image_info *spl_image);
496 * spl_start_uboot() - Check if SPL should start the kernel or U-Boot
498 * This is called by the various SPL loaders to determine whether the board
499 * wants to load the kernel or U-Boot. This function should be provided by
502 * Return: 0 if SPL should start the kernel, 1 if U-Boot must be started
504 int spl_start_uboot(void);
507 * spl_display_print() - Display a board-specific message in SPL
509 * If CONFIG_SPL_DISPLAY_PRINT is enabled, U-Boot will call this function
510 * immediately after displaying the SPL console banner ("U-Boot SPL ...").
511 * This function should be provided by the board.
513 void spl_display_print(void);
516 * struct spl_boot_device - Describes a boot device used by SPL
518 * @boot_device: A number indicating the BOOT_DEVICE type. There are various
519 * BOOT_DEVICE... #defines and enums in U-Boot and they are not consistently
521 * @boot_device_name: Named boot device, or NULL if none.
523 * Note: Additional fields can be added here, bearing in mind that SPL is
524 * size-sensitive and common fields will be present on all boards. This
525 * struct can also be used to return additional information about the load
526 * process if that becomes useful.
528 struct spl_boot_device {
530 const char *boot_device_name;
534 * Holds information about a way of loading an SPL image
536 * @name: User-friendly name for this method (e.g. "MMC")
537 * @boot_device: Boot device that this loader supports
538 * @load_image: Function to call to load image
540 struct spl_image_loader {
541 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
546 * load_image() - Load an SPL image
548 * @spl_image: place to put image information
549 * @bootdev: describes the boot device to load from
551 int (*load_image)(struct spl_image_info *spl_image,
552 struct spl_boot_device *bootdev);
555 /* Helper function for accessing the name */
556 static inline const char *spl_loader_name(const struct spl_image_loader *loader)
558 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
560 name = spl_board_loader_name(loader->boot_device);
561 return name ?: loader->name;
567 /* Declare an SPL image loader */
568 #define SPL_LOAD_IMAGE(__name) \
569 ll_entry_declare(struct spl_image_loader, __name, spl_image_loader)
572 * _priority is the priority of this method, 0 meaning it will be the top
573 * choice for this device, 9 meaning it is the bottom choice.
574 * _boot_device is the BOOT_DEVICE_... value
575 * _method is the load_image function to call
577 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
578 #define SPL_LOAD_IMAGE_METHOD(_name, _priority, _boot_device, _method) \
579 SPL_LOAD_IMAGE(_boot_device ## _priority ## _method) = { \
581 .boot_device = _boot_device, \
582 .load_image = _method, \
585 #define SPL_LOAD_IMAGE_METHOD(_name, _priority, _boot_device, _method) \
586 SPL_LOAD_IMAGE(_boot_device ## _priority ## _method) = { \
587 .boot_device = _boot_device, \
588 .load_image = _method, \
592 /* SPL FAT image functions */
593 int spl_load_image_fat(struct spl_image_info *spl_image,
594 struct spl_boot_device *bootdev,
595 struct blk_desc *block_dev, int partition,
596 const char *filename);
597 int spl_load_image_fat_os(struct spl_image_info *spl_image,
598 struct spl_boot_device *bootdev,
599 struct blk_desc *block_dev, int partition);
601 void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image);
603 /* SPL EXT image functions */
604 int spl_load_image_ext(struct spl_image_info *spl_image,
605 struct spl_boot_device *bootdev,
606 struct blk_desc *block_dev, int partition,
607 const char *filename);
608 int spl_load_image_ext_os(struct spl_image_info *spl_image,
609 struct spl_boot_device *bootdev,
610 struct blk_desc *block_dev, int partition);
613 * spl_early_init() - Set up device tree and driver model in SPL if enabled
615 * Call this function in board_init_f() if you want to use device tree and
616 * driver model early, before board_init_r() is called.
618 * If this is not called, then driver model will be inactive in SPL's
619 * board_init_f(), and no device tree will be available.
621 int spl_early_init(void);
624 * spl_init() - Set up device tree and driver model in SPL if enabled
626 * You can optionally call spl_early_init(), then optionally call spl_init().
627 * This function will be called from board_init_r() if not called earlier.
629 * Both spl_early_init() and spl_init() perform a similar function except that
630 * the latter will not set up the malloc() area if
631 * CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN is enabled, since it is assumed to
632 * already be done by a calll to spl_relocate_stack_gd() before board_init_r()
635 * This function will be called from board_init_r() if not called earlier.
637 * If this is not called, then driver model will be inactive in SPL's
638 * board_init_f(), and no device tree will be available.
642 #ifdef CONFIG_SPL_BOARD_INIT
643 void spl_board_init(void);
647 * spl_was_boot_source() - check if U-Boot booted from SPL
649 * This will normally be true, but if U-Boot jumps to second U-Boot, it will
650 * be false. This should be implemented by board-specific code.
652 * Return: true if U-Boot booted from SPL, else false
654 bool spl_was_boot_source(void);
657 * spl_dfu_cmd- run dfu command with chosen mmc device interface
658 * @param usb_index - usb controller number
659 * @param mmc_dev - mmc device nubmer
661 * Return: 0 on success, otherwise error code
663 int spl_dfu_cmd(int usbctrl, char *dfu_alt_info, char *interface, char *devstr);
665 int spl_mmc_load_image(struct spl_image_info *spl_image,
666 struct spl_boot_device *bootdev);
669 * spl_mmc_load() - Load an image file from MMC/SD media
671 * @param spl_image Image data filled in by loading process
672 * @param bootdev Describes which device to load from
673 * @param filename Name of file to load (in FS mode)
674 * @param raw_part Partition to load from (in RAW mode)
675 * @param raw_sect Sector to load from (in RAW mode)
677 * Return: 0 on success, otherwise error code
679 int spl_mmc_load(struct spl_image_info *spl_image,
680 struct spl_boot_device *bootdev,
681 const char *filename,
683 unsigned long raw_sect);
686 * spl_usb_load() - Load an image file from USB mass storage
688 * @param spl_image Image data filled in by loading process
689 * @param bootdev Describes which device to load from
690 * @param raw_part Fat partition to load from
691 * @param filename Name of file to load
693 * Return: 0 on success, otherwise error code
695 int spl_usb_load(struct spl_image_info *spl_image,
696 struct spl_boot_device *bootdev,
697 int partition, const char *filename);
699 int spl_ymodem_load_image(struct spl_image_info *spl_image,
700 struct spl_boot_device *bootdev);
703 * spl_invoke_atf - boot using an ARM trusted firmware image
705 void spl_invoke_atf(struct spl_image_info *spl_image);
708 * bl2_plat_get_bl31_params() - return params for bl31.
709 * @bl32_entry: address of BL32 executable (secure)
710 * @bl33_entry: address of BL33 executable (non secure)
711 * @fdt_addr: address of Flat Device Tree
713 * This is a weak function which might be overridden by the board code. By
714 * default it will just call bl2_plat_get_bl31_params_default().
716 * If you just want to manipulate or add some parameters, you can override
717 * this function, call bl2_plat_get_bl31_params_default and operate on the
718 * returned bl31 params.
720 * Return: bl31 params structure pointer
722 struct bl31_params *bl2_plat_get_bl31_params(uintptr_t bl32_entry,
723 uintptr_t bl33_entry,
727 * bl2_plat_get_bl31_params_default() - prepare params for bl31.
728 * @bl32_entry: address of BL32 executable (secure)
729 * @bl33_entry: address of BL33 executable (non secure)
730 * @fdt_addr: address of Flat Device Tree
732 * This is the default implementation of bl2_plat_get_bl31_params(). It assigns
733 * a pointer to the memory that the platform has kept aside to pass platform
734 * specific and trusted firmware related information to BL31. This memory is
735 * allocated by allocating memory to bl2_to_bl31_params_mem structure which is
736 * a superset of all the structure whose information is passed to BL31
738 * NOTE: The memory is statically allocated, thus this function should be
739 * called only once. All subsequent calls will overwrite any changes.
741 * Return: bl31 params structure pointer
743 struct bl31_params *bl2_plat_get_bl31_params_default(uintptr_t bl32_entry,
744 uintptr_t bl33_entry,
748 * bl2_plat_get_bl31_params_v2() - return params for bl31
749 * @bl32_entry: address of BL32 executable (secure)
750 * @bl33_entry: address of BL33 executable (non secure)
751 * @fdt_addr: address of Flat Device Tree
753 * This function does the same as bl2_plat_get_bl31_params() except that is is
754 * used for the new LOAD_IMAGE_V2 option, which uses a slightly different
755 * method to pass the parameters.
757 * Return: bl31 params structure pointer
759 struct bl_params *bl2_plat_get_bl31_params_v2(uintptr_t bl32_entry,
760 uintptr_t bl33_entry,
764 * bl2_plat_get_bl31_params_v2_default() - prepare params for bl31.
765 * @bl32_entry: address of BL32 executable (secure)
766 * @bl33_entry: address of BL33 executable (non secure)
767 * @fdt_addr: address of Flat Device Tree
769 * This is the default implementation of bl2_plat_get_bl31_params_v2(). It
770 * prepares the linked list of the bl31 params, populates the image types and
771 * set the entry points for bl32 and bl33 (if available).
773 * NOTE: The memory is statically allocated, thus this function should be
774 * called only once. All subsequent calls will overwrite any changes.
776 * Return: bl31 params structure pointer
778 struct bl_params *bl2_plat_get_bl31_params_v2_default(uintptr_t bl32_entry,
779 uintptr_t bl33_entry,
782 * spl_optee_entry - entry function for optee
784 * args defind in op-tee project
785 * https://github.com/OP-TEE/optee_os/
786 * core/arch/arm/kernel/generic_entry_a32.S
788 * @arg1: (ARMv7 standard bootarg #1)
789 * @arg2: device tree address, (ARMv7 standard bootarg #2)
790 * @arg3: non-secure entry address (ARMv7 bootarg #0)
792 void __noreturn spl_optee_entry(void *arg0, void *arg1, void *arg2, void *arg3);
795 * spl_invoke_opensbi - boot using a RISC-V OpenSBI image
797 void spl_invoke_opensbi(struct spl_image_info *spl_image);
800 * board_return_to_bootrom - allow for boards to continue with the boot ROM
802 * If a board (e.g. the Rockchip RK3368 boards) provide some
803 * supporting functionality for SPL in their boot ROM and the SPL
804 * stage wants to return to the ROM code to continue booting, boards
805 * can implement 'board_return_to_bootrom'.
807 int board_return_to_bootrom(struct spl_image_info *spl_image,
808 struct spl_boot_device *bootdev);
811 * board_spl_fit_post_load - allow process images after loading finished
812 * @fit: Pointer to a valid Flattened Image Tree blob
814 void board_spl_fit_post_load(const void *fit);
817 * board_spl_fit_size_align - specific size align before processing payload
820 ulong board_spl_fit_size_align(ulong size);
823 * spl_perform_fixups() - arch/board-specific callback before processing
826 void spl_perform_fixups(struct spl_image_info *spl_image);
829 * spl_get_load_buffer() - get buffer for loading partial image data
831 * Returns memory area which can be populated by partial image data,
832 * ie. uImage or fitImage header.
834 struct image_header *spl_get_load_buffer(ssize_t offset, size_t size);
836 void spl_save_restore_data(void);