183d290c5STom Rini /* SPDX-License-Identifier: GPL-2.0+ */
247f7bcaeSTom Rini /*
347f7bcaeSTom Rini * (C) Copyright 2012
447f7bcaeSTom Rini * Texas Instruments, <www.ti.com>
547f7bcaeSTom Rini */
647f7bcaeSTom Rini #ifndef _SPL_H_
747f7bcaeSTom Rini #define _SPL_H_
847f7bcaeSTom Rini
98bee2d25SSimon Glass #include <binman_sym.h>
108bee2d25SSimon Glass
1147f7bcaeSTom Rini /* Platform-specific defines */
126507f133STom Rini #include <linux/compiler.h>
1347f7bcaeSTom Rini #include <asm/spl.h>
14b0edea3cSSimon Glass #include <handoff.h>
1547f7bcaeSTom Rini
1632ba8952SSimon Glass /* Value in r0 indicates we booted from U-Boot */
1732ba8952SSimon Glass #define UBOOT_NOT_LOADED_FROM_SPL 0x13578642
18773b5940SDan Murphy
1947f7bcaeSTom Rini /* Boot type */
2047f7bcaeSTom Rini #define MMCSD_MODE_UNDEFINED 0
2147f7bcaeSTom Rini #define MMCSD_MODE_RAW 1
22205b4f33SGuillaume GARDET #define MMCSD_MODE_FS 2
237dbe63bcSTom Rini #define MMCSD_MODE_EMMCBOOT 3
2447f7bcaeSTom Rini
25e945a726SSimon Glass /*
26e945a726SSimon Glass * u_boot_first_phase() - check if this is the first U-Boot phase
27e945a726SSimon Glass *
28e945a726SSimon Glass * U-Boot has up to three phases: TPL, SPL and U-Boot proper. Depending on the
29e945a726SSimon Glass * build flags we can determine whether the current build is for the first
30e945a726SSimon Glass * phase of U-Boot or not. If there is no SPL, then this is U-Boot proper. If
31e945a726SSimon Glass * there is SPL but no TPL, the the first phase is SPL. If there is TPL, then
32e945a726SSimon Glass * it is the first phase.
33e945a726SSimon Glass *
34e945a726SSimon Glass * @returns true if this is the first phase of U-Boot
35e945a726SSimon Glass *
36e945a726SSimon Glass */
u_boot_first_phase(void)37e945a726SSimon Glass static inline bool u_boot_first_phase(void)
38e945a726SSimon Glass {
39e945a726SSimon Glass if (IS_ENABLED(CONFIG_TPL)) {
40e945a726SSimon Glass if (IS_ENABLED(CONFIG_TPL_BUILD))
41e945a726SSimon Glass return true;
42e945a726SSimon Glass } else if (IS_ENABLED(CONFIG_SPL)) {
43e945a726SSimon Glass if (IS_ENABLED(CONFIG_SPL_BUILD))
44e945a726SSimon Glass return true;
45e945a726SSimon Glass } else {
46e945a726SSimon Glass return true;
47e945a726SSimon Glass }
48e945a726SSimon Glass
49e945a726SSimon Glass return false;
50e945a726SSimon Glass }
51e945a726SSimon Glass
52d6330064SSimon Glass /* A string name for SPL or TPL */
53d6330064SSimon Glass #ifdef CONFIG_SPL_BUILD
54d6330064SSimon Glass # ifdef CONFIG_TPL_BUILD
558fb2391eSHeiko Schocher # define SPL_TPL_NAME "TPL"
56d6330064SSimon Glass # else
578fb2391eSHeiko Schocher # define SPL_TPL_NAME "SPL"
58d6330064SSimon Glass # endif
59d6330064SSimon Glass # define SPL_TPL_PROMPT SPL_TPL_NAME ": "
60d6330064SSimon Glass #else
61d6330064SSimon Glass # define SPL_TPL_NAME ""
62d6330064SSimon Glass # define SPL_TPL_PROMPT ""
63d6330064SSimon Glass #endif
64d6330064SSimon Glass
6547f7bcaeSTom Rini struct spl_image_info {
6647f7bcaeSTom Rini const char *name;
6747f7bcaeSTom Rini u8 os;
68f2efe678SPhilipp Tomsich uintptr_t load_addr;
69f2efe678SPhilipp Tomsich uintptr_t entry_point;
7075014470SPhilipp Tomsich #if CONFIG_IS_ENABLED(LOAD_FIT)
7175014470SPhilipp Tomsich void *fdt_addr;
7275014470SPhilipp Tomsich #endif
73de5dd4c4SPhilipp Tomsich u32 boot_device;
7447f7bcaeSTom Rini u32 size;
75022b4975SStefan Roese u32 flags;
765bf5250eSVikas Manocha void *arg;
77dae5c2dcSSimon Goldschmidt #ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK
78dae5c2dcSSimon Goldschmidt ulong dcrc_data;
79dae5c2dcSSimon Goldschmidt ulong dcrc_length;
80dae5c2dcSSimon Goldschmidt ulong dcrc;
81dae5c2dcSSimon Goldschmidt #endif
8247f7bcaeSTom Rini };
8347f7bcaeSTom Rini
84f1dcee59SSimon Glass /*
85f1dcee59SSimon Glass * Information required to load data from a device
86f1dcee59SSimon Glass *
87f1dcee59SSimon Glass * @dev: Pointer to the device, e.g. struct mmc *
88f1dcee59SSimon Glass * @priv: Private data for the device
89f1dcee59SSimon Glass * @bl_len: Block length for reading in bytes
90eafd5410SLokesh Vutla * @filename: Name of the fit image file.
91f1dcee59SSimon Glass * @read: Function to call to read from the device
92f1dcee59SSimon Glass */
93f1dcee59SSimon Glass struct spl_load_info {
94f1dcee59SSimon Glass void *dev;
95f1dcee59SSimon Glass void *priv;
96f1dcee59SSimon Glass int bl_len;
97eafd5410SLokesh Vutla const char *filename;
98f1dcee59SSimon Glass ulong (*read)(struct spl_load_info *load, ulong sector, ulong count,
99f1dcee59SSimon Glass void *buf);
100f1dcee59SSimon Glass };
101f1dcee59SSimon Glass
1028bee2d25SSimon Glass /*
1038bee2d25SSimon Glass * We need to know the position of U-Boot in memory so we can jump to it. We
1048bee2d25SSimon Glass * allow any U-Boot binary to be used (u-boot.bin, u-boot-nodtb.bin,
1058bee2d25SSimon Glass * u-boot.img), hence the '_any'. These is no checking here that the correct
1068bee2d25SSimon Glass * image is found. For * example if u-boot.img is used we don't check that
1078bee2d25SSimon Glass * spl_parse_image_header() can parse a valid header.
1088bee2d25SSimon Glass */
109dbf6be9fSSimon Glass binman_sym_extern(ulong, u_boot_any, image_pos);
1108bee2d25SSimon Glass
111eafd5410SLokesh Vutla /**
112*65f2e689SAndreas Dannenberg * spl_load_simple_fit_skip_processing() - Hook to allow skipping the FIT
113*65f2e689SAndreas Dannenberg * image processing during spl_load_simple_fit().
114*65f2e689SAndreas Dannenberg *
115*65f2e689SAndreas Dannenberg * Return true to skip FIT processing, false to preserve the full code flow
116*65f2e689SAndreas Dannenberg * of spl_load_simple_fit().
117*65f2e689SAndreas Dannenberg */
118*65f2e689SAndreas Dannenberg bool spl_load_simple_fit_skip_processing(void);
119*65f2e689SAndreas Dannenberg
120*65f2e689SAndreas Dannenberg /**
121eafd5410SLokesh Vutla * spl_load_simple_fit() - Loads a fit image from a device.
122f4d7d859SSimon Glass * @spl_image: Image description to set up
123eafd5410SLokesh Vutla * @info: Structure containing the information required to load data.
124eafd5410SLokesh Vutla * @sector: Sector number where FIT image is located in the device
125eafd5410SLokesh Vutla * @fdt: Pointer to the copied FIT header.
126eafd5410SLokesh Vutla *
127eafd5410SLokesh Vutla * Reads the FIT image @sector in the device. Loads u-boot image to
128eafd5410SLokesh Vutla * specified load address and copies the dtb to end of u-boot image.
129eafd5410SLokesh Vutla * Returns 0 on success.
130eafd5410SLokesh Vutla */
131f4d7d859SSimon Glass int spl_load_simple_fit(struct spl_image_info *spl_image,
132f4d7d859SSimon Glass struct spl_load_info *info, ulong sector, void *fdt);
133f1dcee59SSimon Glass
134022b4975SStefan Roese #define SPL_COPY_PAYLOAD_ONLY 1
135e246bfcfSYe Li #define SPL_FIT_FOUND 2
136022b4975SStefan Roese
13747f7bcaeSTom Rini /* SPL common functions */
13847f7bcaeSTom Rini void preloader_console_init(void);
13947f7bcaeSTom Rini u32 spl_boot_device(void);
1402b1cdafaSMarek Vasut u32 spl_boot_mode(const u32 boot_device);
14135a66960SPatrick Delaunay int spl_boot_partition(const u32 boot_device);
142d1fc0a31SYork Sun void spl_set_bd(void);
143d95ceb97SSimon Glass
144d95ceb97SSimon Glass /**
145d95ceb97SSimon Glass * spl_set_header_raw_uboot() - Set up a standard SPL image structure
146d95ceb97SSimon Glass *
147d95ceb97SSimon Glass * This sets up the given spl_image which the standard values obtained from
148d95ceb97SSimon Glass * config options: CONFIG_SYS_MONITOR_LEN, CONFIG_SYS_UBOOT_START,
149d95ceb97SSimon Glass * CONFIG_SYS_TEXT_BASE.
150d95ceb97SSimon Glass *
15171316c1dSSimon Glass * @spl_image: Image description to set up
152d95ceb97SSimon Glass */
153d95ceb97SSimon Glass void spl_set_header_raw_uboot(struct spl_image_info *spl_image);
154d95ceb97SSimon Glass
15571316c1dSSimon Glass /**
15671316c1dSSimon Glass * spl_parse_image_header() - parse the image header and set up info
15771316c1dSSimon Glass *
15871316c1dSSimon Glass * This parses the legacy image header information at @header and sets up
15971316c1dSSimon Glass * @spl_image according to what is found. If no image header is found, then
16071316c1dSSimon Glass * a raw image or bootz is assumed. If CONFIG_SPL_PANIC_ON_RAW_IMAGE is
16124eb39b5SAndrew F. Davis * enabled, then this causes a panic. If CONFIG_SPL_RAW_IMAGE_SUPPORT is not
16271316c1dSSimon Glass * enabled then U-Boot gives up. Otherwise U-Boot sets up the image using
16371316c1dSSimon Glass * spl_set_header_raw_uboot(), or possibly the bootz header.
16471316c1dSSimon Glass *
16571316c1dSSimon Glass * @spl_image: Image description to set up
16671316c1dSSimon Glass * @header image header to parse
16771316c1dSSimon Glass * @return 0 if a header was correctly parsed, -ve on error
16871316c1dSSimon Glass */
16971316c1dSSimon Glass int spl_parse_image_header(struct spl_image_info *spl_image,
17071316c1dSSimon Glass const struct image_header *header);
17171316c1dSSimon Glass
17247f7bcaeSTom Rini void spl_board_prepare_for_linux(void);
1733a3b9147SMichal Simek void spl_board_prepare_for_boot(void);
174bf55cd4fSLadislav Michl int spl_board_ubi_load_image(u32 boot_device);
175ca12e65cSSimon Glass
176ca12e65cSSimon Glass /**
177ca12e65cSSimon Glass * jump_to_image_linux() - Jump to a Linux kernel from SPL
178ca12e65cSSimon Glass *
179ca12e65cSSimon Glass * This jumps into a Linux kernel using the information in @spl_image.
180ca12e65cSSimon Glass *
181ca12e65cSSimon Glass * @spl_image: Image description to set up
182ca12e65cSSimon Glass */
1835bf5250eSVikas Manocha void __noreturn jump_to_image_linux(struct spl_image_info *spl_image);
184f59961e3SSimon Glass
185f59961e3SSimon Glass /**
186f59961e3SSimon Glass * spl_start_uboot() - Check if SPL should start the kernel or U-Boot
187f59961e3SSimon Glass *
188f59961e3SSimon Glass * This is called by the various SPL loaders to determine whether the board
189f59961e3SSimon Glass * wants to load the kernel or U-Boot. This function should be provided by
190f59961e3SSimon Glass * the board.
191f59961e3SSimon Glass *
192f59961e3SSimon Glass * @return 0 if SPL should start the kernel, 1 if U-Boot must be started
193f59961e3SSimon Glass */
19447f7bcaeSTom Rini int spl_start_uboot(void);
195f59961e3SSimon Glass
196a807ab33SSimon Glass /**
197a807ab33SSimon Glass * spl_display_print() - Display a board-specific message in SPL
198a807ab33SSimon Glass *
199a807ab33SSimon Glass * If CONFIG_SPL_DISPLAY_PRINT is enabled, U-Boot will call this function
200a807ab33SSimon Glass * immediately after displaying the SPL console banner ("U-Boot SPL ...").
201a807ab33SSimon Glass * This function should be provided by the board.
202a807ab33SSimon Glass */
20347f7bcaeSTom Rini void spl_display_print(void);
20447f7bcaeSTom Rini
205ecdfd69aSSimon Glass /**
206ecdfd69aSSimon Glass * struct spl_boot_device - Describes a boot device used by SPL
207ecdfd69aSSimon Glass *
208ecdfd69aSSimon Glass * @boot_device: A number indicating the BOOT_DEVICE type. There are various
209ecdfd69aSSimon Glass * BOOT_DEVICE... #defines and enums in U-Boot and they are not consistently
210ecdfd69aSSimon Glass * numbered.
211ecdfd69aSSimon Glass * @boot_device_name: Named boot device, or NULL if none.
212ecdfd69aSSimon Glass *
213ecdfd69aSSimon Glass * Note: Additional fields can be added here, bearing in mind that SPL is
214ecdfd69aSSimon Glass * size-sensitive and common fields will be present on all boards. This
215ecdfd69aSSimon Glass * struct can also be used to return additional information about the load
216ecdfd69aSSimon Glass * process if that becomes useful.
217ecdfd69aSSimon Glass */
218ecdfd69aSSimon Glass struct spl_boot_device {
219ecdfd69aSSimon Glass uint boot_device;
220ecdfd69aSSimon Glass const char *boot_device_name;
221ecdfd69aSSimon Glass };
222ecdfd69aSSimon Glass
223a0a80290SSimon Glass /**
224a0a80290SSimon Glass * Holds information about a way of loading an SPL image
225a0a80290SSimon Glass *
226ebc4ef61SSimon Glass * @name: User-friendly name for this method (e.g. "MMC")
227a0a80290SSimon Glass * @boot_device: Boot device that this loader supports
228a0a80290SSimon Glass * @load_image: Function to call to load image
229a0a80290SSimon Glass */
230a0a80290SSimon Glass struct spl_image_loader {
231ebc4ef61SSimon Glass #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
232ebc4ef61SSimon Glass const char *name;
233ebc4ef61SSimon Glass #endif
234a0a80290SSimon Glass uint boot_device;
235a0a80290SSimon Glass /**
236a0a80290SSimon Glass * load_image() - Load an SPL image
237a0a80290SSimon Glass *
2382a2ee2acSSimon Glass * @spl_image: place to put image information
239a0a80290SSimon Glass * @bootdev: describes the boot device to load from
240a0a80290SSimon Glass */
2412a2ee2acSSimon Glass int (*load_image)(struct spl_image_info *spl_image,
2422a2ee2acSSimon Glass struct spl_boot_device *bootdev);
243a0a80290SSimon Glass };
244a0a80290SSimon Glass
245a0a80290SSimon Glass /* Declare an SPL image loader */
246a0a80290SSimon Glass #define SPL_LOAD_IMAGE(__name) \
247a0a80290SSimon Glass ll_entry_declare(struct spl_image_loader, __name, spl_image_loader)
248a0a80290SSimon Glass
249a0a80290SSimon Glass /*
2500d3b0591SSimon Glass * _priority is the priority of this method, 0 meaning it will be the top
251a0a80290SSimon Glass * choice for this device, 9 meaning it is the bottom choice.
2520d3b0591SSimon Glass * _boot_device is the BOOT_DEVICE_... value
2530d3b0591SSimon Glass * _method is the load_image function to call
254a0a80290SSimon Glass */
255ebc4ef61SSimon Glass #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
256ebc4ef61SSimon Glass #define SPL_LOAD_IMAGE_METHOD(_name, _priority, _boot_device, _method) \
257ebc4ef61SSimon Glass SPL_LOAD_IMAGE(_method ## _priority ## _boot_device) = { \
258ebc4ef61SSimon Glass .name = _name, \
259ebc4ef61SSimon Glass .boot_device = _boot_device, \
260ebc4ef61SSimon Glass .load_image = _method, \
261ebc4ef61SSimon Glass }
262ebc4ef61SSimon Glass #else
263ebc4ef61SSimon Glass #define SPL_LOAD_IMAGE_METHOD(_name, _priority, _boot_device, _method) \
2640d3b0591SSimon Glass SPL_LOAD_IMAGE(_method ## _priority ## _boot_device) = { \
2650d3b0591SSimon Glass .boot_device = _boot_device, \
2660d3b0591SSimon Glass .load_image = _method, \
267a0a80290SSimon Glass }
268ebc4ef61SSimon Glass #endif
269a0a80290SSimon Glass
270773b5940SDan Murphy /* SPL FAT image functions */
271710e9ca5SSimon Glass int spl_load_image_fat(struct spl_image_info *spl_image,
272710e9ca5SSimon Glass struct blk_desc *block_dev, int partition,
2734101f687SSimon Glass const char *filename);
274710e9ca5SSimon Glass int spl_load_image_fat_os(struct spl_image_info *spl_image,
275710e9ca5SSimon Glass struct blk_desc *block_dev, int partition);
276773b5940SDan Murphy
277ce048224SJeroen Hofstee void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image);
278ce048224SJeroen Hofstee
279592f9222SGuillaume GARDET /* SPL EXT image functions */
280b4a6c2aaSSimon Glass int spl_load_image_ext(struct spl_image_info *spl_image,
281b4a6c2aaSSimon Glass struct blk_desc *block_dev, int partition,
2824101f687SSimon Glass const char *filename);
283b4a6c2aaSSimon Glass int spl_load_image_ext_os(struct spl_image_info *spl_image,
284b4a6c2aaSSimon Glass struct blk_desc *block_dev, int partition);
285592f9222SGuillaume GARDET
286070d00b8SSimon Glass /**
287340f418aSEddie Cai * spl_early_init() - Set up device tree and driver model in SPL if enabled
288070d00b8SSimon Glass *
289070d00b8SSimon Glass * Call this function in board_init_f() if you want to use device tree and
290340f418aSEddie Cai * driver model early, before board_init_r() is called.
291340f418aSEddie Cai *
292340f418aSEddie Cai * If this is not called, then driver model will be inactive in SPL's
293340f418aSEddie Cai * board_init_f(), and no device tree will be available.
294340f418aSEddie Cai */
295340f418aSEddie Cai int spl_early_init(void);
296340f418aSEddie Cai
297340f418aSEddie Cai /**
298340f418aSEddie Cai * spl_init() - Set up device tree and driver model in SPL if enabled
299340f418aSEddie Cai *
300340f418aSEddie Cai * You can optionally call spl_early_init(), then optionally call spl_init().
301340f418aSEddie Cai * This function will be called from board_init_r() if not called earlier.
302340f418aSEddie Cai *
303340f418aSEddie Cai * Both spl_early_init() and spl_init() perform a similar function except that
304340f418aSEddie Cai * the latter will not set up the malloc() area if
305340f418aSEddie Cai * CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN is enabled, since it is assumed to
306340f418aSEddie Cai * already be done by a calll to spl_relocate_stack_gd() before board_init_r()
307340f418aSEddie Cai * is reached.
308340f418aSEddie Cai *
309340f418aSEddie Cai * This function will be called from board_init_r() if not called earlier.
310070d00b8SSimon Glass *
311070d00b8SSimon Glass * If this is not called, then driver model will be inactive in SPL's
312070d00b8SSimon Glass * board_init_f(), and no device tree will be available.
313070d00b8SSimon Glass */
314070d00b8SSimon Glass int spl_init(void);
315070d00b8SSimon Glass
31647f7bcaeSTom Rini #ifdef CONFIG_SPL_BOARD_INIT
31747f7bcaeSTom Rini void spl_board_init(void);
31847f7bcaeSTom Rini #endif
31932ba8952SSimon Glass
32032ba8952SSimon Glass /**
32132ba8952SSimon Glass * spl_was_boot_source() - check if U-Boot booted from SPL
32232ba8952SSimon Glass *
32332ba8952SSimon Glass * This will normally be true, but if U-Boot jumps to second U-Boot, it will
32432ba8952SSimon Glass * be false. This should be implemented by board-specific code.
32532ba8952SSimon Glass *
32632ba8952SSimon Glass * @return true if U-Boot booted from SPL, else false
32732ba8952SSimon Glass */
32832ba8952SSimon Glass bool spl_was_boot_source(void);
32932ba8952SSimon Glass
33052f2acc5SB, Ravi /**
33152f2acc5SB, Ravi * spl_dfu_cmd- run dfu command with chosen mmc device interface
33252f2acc5SB, Ravi * @param usb_index - usb controller number
33352f2acc5SB, Ravi * @param mmc_dev - mmc device nubmer
33452f2acc5SB, Ravi *
33552f2acc5SB, Ravi * @return 0 on success, otherwise error code
33652f2acc5SB, Ravi */
33752f2acc5SB, Ravi int spl_dfu_cmd(int usbctrl, char *dfu_alt_info, char *interface, char *devstr);
338e50d76ccSSimon Glass
33909410c65SMarek Vasut int spl_mmc_load_image(struct spl_image_info *spl_image,
34009410c65SMarek Vasut struct spl_boot_device *bootdev);
34109410c65SMarek Vasut
342f2efe678SPhilipp Tomsich /**
343*65f2e689SAndreas Dannenberg * spl_mmc_load() - Load an image file from MMC/SD media
344*65f2e689SAndreas Dannenberg *
345*65f2e689SAndreas Dannenberg * @param spl_image Image data filled in by loading process
346*65f2e689SAndreas Dannenberg * @param bootdev Describes which device to load from
347*65f2e689SAndreas Dannenberg * @param filename Name of file to load (in FS mode)
348*65f2e689SAndreas Dannenberg * @param raw_part Partition to load from (in RAW mode)
349*65f2e689SAndreas Dannenberg * @param raw_sect Sector to load from (in RAW mode)
350*65f2e689SAndreas Dannenberg *
351*65f2e689SAndreas Dannenberg * @return 0 on success, otherwise error code
352*65f2e689SAndreas Dannenberg */
353*65f2e689SAndreas Dannenberg int spl_mmc_load(struct spl_image_info *spl_image,
354*65f2e689SAndreas Dannenberg struct spl_boot_device *bootdev,
355*65f2e689SAndreas Dannenberg const char *filename,
356*65f2e689SAndreas Dannenberg int raw_part,
357*65f2e689SAndreas Dannenberg unsigned long raw_sect);
358*65f2e689SAndreas Dannenberg
359*65f2e689SAndreas Dannenberg /**
360f2efe678SPhilipp Tomsich * spl_invoke_atf - boot using an ARM trusted firmware image
361f2efe678SPhilipp Tomsich */
362f2efe678SPhilipp Tomsich void spl_invoke_atf(struct spl_image_info *spl_image);
363225d30b7SPhilipp Tomsich
364225d30b7SPhilipp Tomsich /**
36570fe2876SKever Yang * spl_optee_entry - entry function for optee
36670fe2876SKever Yang *
36770fe2876SKever Yang * args defind in op-tee project
36870fe2876SKever Yang * https://github.com/OP-TEE/optee_os/
36970fe2876SKever Yang * core/arch/arm/kernel/generic_entry_a32.S
37070fe2876SKever Yang * @arg0: pagestore
37170fe2876SKever Yang * @arg1: (ARMv7 standard bootarg #1)
37270fe2876SKever Yang * @arg2: device tree address, (ARMv7 standard bootarg #2)
37370fe2876SKever Yang * @arg3: non-secure entry address (ARMv7 bootarg #0)
37470fe2876SKever Yang */
37570fe2876SKever Yang void spl_optee_entry(void *arg0, void *arg1, void *arg2, void *arg3);
37670fe2876SKever Yang
37770fe2876SKever Yang /**
378225d30b7SPhilipp Tomsich * board_return_to_bootrom - allow for boards to continue with the boot ROM
379225d30b7SPhilipp Tomsich *
380225d30b7SPhilipp Tomsich * If a board (e.g. the Rockchip RK3368 boards) provide some
381225d30b7SPhilipp Tomsich * supporting functionality for SPL in their boot ROM and the SPL
382225d30b7SPhilipp Tomsich * stage wants to return to the ROM code to continue booting, boards
383225d30b7SPhilipp Tomsich * can implement 'board_return_to_bootrom'.
384225d30b7SPhilipp Tomsich */
385225d30b7SPhilipp Tomsich void board_return_to_bootrom(void);
386de5dd4c4SPhilipp Tomsich
387de5dd4c4SPhilipp Tomsich /**
38828ded1f3SPeng Fan * board_spl_fit_post_load - allow process images after loading finished
38928ded1f3SPeng Fan *
39028ded1f3SPeng Fan */
39128ded1f3SPeng Fan void board_spl_fit_post_load(ulong load_addr, size_t length);
39228ded1f3SPeng Fan
39328ded1f3SPeng Fan /**
39428ded1f3SPeng Fan * board_spl_fit_size_align - specific size align before processing payload
39528ded1f3SPeng Fan *
39628ded1f3SPeng Fan */
39728ded1f3SPeng Fan ulong board_spl_fit_size_align(ulong size);
39828ded1f3SPeng Fan
39928ded1f3SPeng Fan /**
400de5dd4c4SPhilipp Tomsich * spl_perform_fixups() - arch/board-specific callback before processing
401de5dd4c4SPhilipp Tomsich * the boot-payload
402de5dd4c4SPhilipp Tomsich */
403de5dd4c4SPhilipp Tomsich void spl_perform_fixups(struct spl_image_info *spl_image);
40404ce5427SMarek Vasut
40504ce5427SMarek Vasut /*
40604ce5427SMarek Vasut * spl_get_load_buffer() - get buffer for loading partial image data
40704ce5427SMarek Vasut *
40804ce5427SMarek Vasut * Returns memory area which can be populated by partial image data,
40904ce5427SMarek Vasut * ie. uImage or fitImage header.
41004ce5427SMarek Vasut */
41104ce5427SMarek Vasut struct image_header *spl_get_load_buffer(ssize_t offset, size_t size);
41204ce5427SMarek Vasut
41347f7bcaeSTom Rini #endif
414