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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Image code used by boards (and not host tools)
- *
- * (C) Copyright 2008 Semihalf
- *
- * (C) Copyright 2000-2006
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- */
- #include <common.h>
- #include <bootstage.h>
- #include <cpu_func.h>
- #include <env.h>
- #include <fpga.h>
- #include <image.h>
- #include <init.h>
- #include <mapmem.h>
- #include <rtc.h>
- #include <watchdog.h>
- #include <asm/cache.h>
- #include <asm/global_data.h>
- #ifndef CONFIG_SYS_BARGSIZE
- #define CONFIG_SYS_BARGSIZE 512
- #endif
- DECLARE_GLOBAL_DATA_PTR;
- #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
- /**
- * image_get_ramdisk - get and verify ramdisk image
- * @rd_addr: ramdisk image start address
- * @arch: expected ramdisk architecture
- * @verify: checksum verification flag
- *
- * image_get_ramdisk() returns a pointer to the verified ramdisk image
- * header. Routine receives image start address and expected architecture
- * flag. Verification done covers data and header integrity and os/type/arch
- * fields checking.
- *
- * returns:
- * pointer to a ramdisk image header, if image was found and valid
- * otherwise, return NULL
- */
- static const image_header_t *image_get_ramdisk(ulong rd_addr, u8 arch,
- int verify)
- {
- const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
- if (!image_check_magic(rd_hdr)) {
- puts("Bad Magic Number\n");
- bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
- return NULL;
- }
- if (!image_check_hcrc(rd_hdr)) {
- puts("Bad Header Checksum\n");
- bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
- return NULL;
- }
- bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
- image_print_contents(rd_hdr);
- if (verify) {
- puts(" Verifying Checksum ... ");
- if (!image_check_dcrc(rd_hdr)) {
- puts("Bad Data CRC\n");
- bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
- return NULL;
- }
- puts("OK\n");
- }
- bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
- if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
- !image_check_arch(rd_hdr, arch) ||
- !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
- printf("No Linux %s Ramdisk Image\n",
- genimg_get_arch_name(arch));
- bootstage_error(BOOTSTAGE_ID_RAMDISK);
- return NULL;
- }
- return rd_hdr;
- }
- #endif
- /*****************************************************************************/
- /* Shared dual-format routines */
- /*****************************************************************************/
- ulong image_load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
- ulong image_save_addr; /* Default Save Address */
- ulong image_save_size; /* Default Save Size (in bytes) */
- static int on_loadaddr(const char *name, const char *value, enum env_op op,
- int flags)
- {
- switch (op) {
- case env_op_create:
- case env_op_overwrite:
- image_load_addr = hextoul(value, NULL);
- break;
- default:
- break;
- }
- return 0;
- }
- U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
- ulong env_get_bootm_low(void)
- {
- char *s = env_get("bootm_low");
- if (s) {
- ulong tmp = hextoul(s, NULL);
- return tmp;
- }
- #if defined(CONFIG_SYS_SDRAM_BASE)
- return CONFIG_SYS_SDRAM_BASE;
- #elif defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_RISCV)
- return gd->bd->bi_dram[0].start;
- #else
- return 0;
- #endif
- }
- phys_size_t env_get_bootm_size(void)
- {
- phys_size_t tmp, size;
- phys_addr_t start;
- char *s = env_get("bootm_size");
- if (s) {
- tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
- return tmp;
- }
- start = gd->ram_base;
- size = gd->ram_size;
- if (start + size > gd->ram_top)
- size = gd->ram_top - start;
- s = env_get("bootm_low");
- if (s)
- tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
- else
- tmp = start;
- return size - (tmp - start);
- }
- phys_size_t env_get_bootm_mapsize(void)
- {
- phys_size_t tmp;
- char *s = env_get("bootm_mapsize");
- if (s) {
- tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
- return tmp;
- }
- #if defined(CONFIG_SYS_BOOTMAPSZ)
- return CONFIG_SYS_BOOTMAPSZ;
- #else
- return env_get_bootm_size();
- #endif
- }
- void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
- {
- if (to == from)
- return;
- #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
- if (to > from) {
- from += len;
- to += len;
- }
- while (len > 0) {
- size_t tail = (len > chunksz) ? chunksz : len;
- WATCHDOG_RESET();
- if (to > from) {
- to -= tail;
- from -= tail;
- }
- memmove(to, from, tail);
- if (to < from) {
- to += tail;
- from += tail;
- }
- len -= tail;
- }
- #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
- memmove(to, from, len);
- #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
- }
- /**
- * genimg_get_kernel_addr_fit - get the real kernel address and return 2
- * FIT strings
- * @img_addr: a string might contain real image address
- * @fit_uname_config: double pointer to a char, will hold pointer to a
- * configuration unit name
- * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
- * name
- *
- * genimg_get_kernel_addr_fit get the real kernel start address from a string
- * which is normally the first argv of bootm/bootz
- *
- * returns:
- * kernel start address
- */
- ulong genimg_get_kernel_addr_fit(char * const img_addr,
- const char **fit_uname_config,
- const char **fit_uname_kernel)
- {
- ulong kernel_addr;
- /* find out kernel image address */
- if (!img_addr) {
- kernel_addr = image_load_addr;
- debug("* kernel: default image load address = 0x%08lx\n",
- image_load_addr);
- } else if (CONFIG_IS_ENABLED(FIT) &&
- fit_parse_conf(img_addr, image_load_addr, &kernel_addr,
- fit_uname_config)) {
- debug("* kernel: config '%s' from image at 0x%08lx\n",
- *fit_uname_config, kernel_addr);
- } else if (CONFIG_IS_ENABLED(FIT) &&
- fit_parse_subimage(img_addr, image_load_addr, &kernel_addr,
- fit_uname_kernel)) {
- debug("* kernel: subimage '%s' from image at 0x%08lx\n",
- *fit_uname_kernel, kernel_addr);
- } else {
- kernel_addr = hextoul(img_addr, NULL);
- debug("* kernel: cmdline image address = 0x%08lx\n",
- kernel_addr);
- }
- return kernel_addr;
- }
- /**
- * genimg_get_kernel_addr() is the simple version of
- * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
- */
- ulong genimg_get_kernel_addr(char * const img_addr)
- {
- const char *fit_uname_config = NULL;
- const char *fit_uname_kernel = NULL;
- return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
- &fit_uname_kernel);
- }
- /**
- * genimg_get_format - get image format type
- * @img_addr: image start address
- *
- * genimg_get_format() checks whether provided address points to a valid
- * legacy or FIT image.
- *
- * New uImage format and FDT blob are based on a libfdt. FDT blob
- * may be passed directly or embedded in a FIT image. In both situations
- * genimg_get_format() must be able to dectect libfdt header.
- *
- * returns:
- * image format type or IMAGE_FORMAT_INVALID if no image is present
- */
- int genimg_get_format(const void *img_addr)
- {
- if (CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)) {
- const image_header_t *hdr;
- hdr = (const image_header_t *)img_addr;
- if (image_check_magic(hdr))
- return IMAGE_FORMAT_LEGACY;
- }
- if (CONFIG_IS_ENABLED(FIT) || CONFIG_IS_ENABLED(OF_LIBFDT)) {
- if (!fdt_check_header(img_addr))
- return IMAGE_FORMAT_FIT;
- }
- if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE) &&
- !android_image_check_header(img_addr))
- return IMAGE_FORMAT_ANDROID;
- return IMAGE_FORMAT_INVALID;
- }
- /**
- * fit_has_config - check if there is a valid FIT configuration
- * @images: pointer to the bootm command headers structure
- *
- * fit_has_config() checks if there is a FIT configuration in use
- * (if FTI support is present).
- *
- * returns:
- * 0, no FIT support or no configuration found
- * 1, configuration found
- */
- int genimg_has_config(bootm_headers_t *images)
- {
- if (CONFIG_IS_ENABLED(FIT) && images->fit_uname_cfg)
- return 1;
- return 0;
- }
- /**
- * select_ramdisk() - Select and locate the ramdisk to use
- *
- * @images: pointer to the bootm images structure
- * @select: name of ramdisk to select, or NULL for any
- * @arch: expected ramdisk architecture
- * @rd_datap: pointer to a ulong variable, will hold ramdisk pointer
- * @rd_lenp: pointer to a ulong variable, will hold ramdisk length
- * Return: 0 if OK, -ENOPKG if no ramdisk (but an error should not be reported),
- * other -ve value on other error
- */
- static int select_ramdisk(bootm_headers_t *images, const char *select, u8 arch,
- ulong *rd_datap, ulong *rd_lenp)
- {
- ulong rd_addr;
- char *buf;
- #if CONFIG_IS_ENABLED(FIT)
- const char *fit_uname_config = images->fit_uname_cfg;
- const char *fit_uname_ramdisk = NULL;
- int rd_noffset;
- if (select) {
- ulong default_addr;
- /*
- * If the init ramdisk comes from the FIT image and
- * the FIT image address is omitted in the command
- * line argument, try to use os FIT image address or
- * default load address.
- */
- if (images->fit_uname_os)
- default_addr = (ulong)images->fit_hdr_os;
- else
- default_addr = image_load_addr;
- if (fit_parse_conf(select, default_addr,
- &rd_addr, &fit_uname_config)) {
- debug("* ramdisk: config '%s' from image at 0x%08lx\n",
- fit_uname_config, rd_addr);
- } else if (fit_parse_subimage(select, default_addr,
- &rd_addr,
- &fit_uname_ramdisk)) {
- debug("* ramdisk: subimage '%s' from image at 0x%08lx\n",
- fit_uname_ramdisk, rd_addr);
- } else
- #endif
- {
- rd_addr = hextoul(select, NULL);
- debug("* ramdisk: cmdline image address = 0x%08lx\n",
- rd_addr);
- }
- #if CONFIG_IS_ENABLED(FIT)
- } else {
- /* use FIT configuration provided in first bootm
- * command argument. If the property is not defined,
- * quit silently (with -ENOPKG)
- */
- rd_addr = map_to_sysmem(images->fit_hdr_os);
- rd_noffset = fit_get_node_from_config(images,
- FIT_RAMDISK_PROP,
- rd_addr);
- if (rd_noffset == -ENOENT)
- return -ENOPKG;
- else if (rd_noffset < 0)
- return rd_noffset;
- }
- #endif
- /*
- * Check if there is an initrd image at the
- * address provided in the second bootm argument
- * check image type, for FIT images get FIT node.
- */
- buf = map_sysmem(rd_addr, 0);
- switch (genimg_get_format(buf)) {
- #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
- case IMAGE_FORMAT_LEGACY: {
- const image_header_t *rd_hdr;
- printf("## Loading init Ramdisk from Legacy Image at %08lx ...\n",
- rd_addr);
- bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
- rd_hdr = image_get_ramdisk(rd_addr, arch,
- images->verify);
- if (!rd_hdr)
- return -ENOENT;
- *rd_datap = image_get_data(rd_hdr);
- *rd_lenp = image_get_data_size(rd_hdr);
- break;
- }
- #endif
- #if CONFIG_IS_ENABLED(FIT)
- case IMAGE_FORMAT_FIT:
- rd_noffset = fit_image_load(images,
- rd_addr, &fit_uname_ramdisk,
- &fit_uname_config, arch,
- IH_TYPE_RAMDISK,
- BOOTSTAGE_ID_FIT_RD_START,
- FIT_LOAD_OPTIONAL_NON_ZERO,
- rd_datap, rd_lenp);
- if (rd_noffset < 0)
- return rd_noffset;
- images->fit_hdr_rd = map_sysmem(rd_addr, 0);
- images->fit_uname_rd = fit_uname_ramdisk;
- images->fit_noffset_rd = rd_noffset;
- break;
- #endif
- #ifdef CONFIG_ANDROID_BOOT_IMAGE
- case IMAGE_FORMAT_ANDROID:
- android_image_get_ramdisk((void *)images->os.start,
- rd_datap, rd_lenp);
- break;
- #endif
- default:
- if (IS_ENABLED(CONFIG_SUPPORT_RAW_INITRD)) {
- char *end = NULL;
- if (select)
- end = strchr(select, ':');
- if (end) {
- *rd_lenp = hextoul(++end, NULL);
- *rd_datap = rd_addr;
- break;
- }
- }
- puts("Wrong Ramdisk Image Format\n");
- return -EINVAL;
- }
- return 0;
- }
- /**
- * boot_get_ramdisk - main ramdisk handling routine
- * @argc: command argument count
- * @argv: command argument list
- * @images: pointer to the bootm images structure
- * @arch: expected ramdisk architecture
- * @rd_start: pointer to a ulong variable, will hold ramdisk start address
- * @rd_end: pointer to a ulong variable, will hold ramdisk end
- *
- * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
- * Currently supported are the following ramdisk sources:
- * - multicomponent kernel/ramdisk image,
- * - commandline provided address of decicated ramdisk image.
- *
- * returns:
- * 0, if ramdisk image was found and valid, or skiped
- * rd_start and rd_end are set to ramdisk start/end addresses if
- * ramdisk image is found and valid
- *
- * 1, if ramdisk image is found but corrupted, or invalid
- * rd_start and rd_end are set to 0 if no ramdisk exists
- */
- int boot_get_ramdisk(int argc, char *const argv[], bootm_headers_t *images,
- u8 arch, ulong *rd_start, ulong *rd_end)
- {
- ulong rd_data, rd_len;
- const char *select = NULL;
- *rd_start = 0;
- *rd_end = 0;
- if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE)) {
- char *buf;
- /* Look for an Android boot image */
- buf = map_sysmem(images->os.start, 0);
- if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
- select = (argc == 0) ? env_get("loadaddr") : argv[0];
- }
- if (argc >= 2)
- select = argv[1];
- /*
- * Look for a '-' which indicates to ignore the
- * ramdisk argument
- */
- if (select && strcmp(select, "-") == 0) {
- debug("## Skipping init Ramdisk\n");
- rd_len = 0;
- rd_data = 0;
- } else if (select || genimg_has_config(images)) {
- int ret;
- ret = select_ramdisk(images, select, arch, &rd_data, &rd_len);
- if (ret == -ENOPKG)
- return 0;
- else if (ret)
- return ret;
- } else if (images->legacy_hdr_valid &&
- image_check_type(&images->legacy_hdr_os_copy,
- IH_TYPE_MULTI)) {
- /*
- * Now check if we have a legacy mult-component image,
- * get second entry data start address and len.
- */
- bootstage_mark(BOOTSTAGE_ID_RAMDISK);
- printf("## Loading init Ramdisk from multi component Legacy Image at %08lx ...\n",
- (ulong)images->legacy_hdr_os);
- image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
- } else {
- /*
- * no initrd image
- */
- bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
- rd_len = 0;
- rd_data = 0;
- }
- if (!rd_data) {
- debug("## No init Ramdisk\n");
- } else {
- *rd_start = rd_data;
- *rd_end = rd_data + rd_len;
- }
- debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
- *rd_start, *rd_end);
- return 0;
- }
- /**
- * boot_ramdisk_high - relocate init ramdisk
- * @lmb: pointer to lmb handle, will be used for memory mgmt
- * @rd_data: ramdisk data start address
- * @rd_len: ramdisk data length
- * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
- * start address (after possible relocation)
- * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
- * end address (after possible relocation)
- *
- * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
- * variable and if requested ramdisk data is moved to a specified location.
- *
- * Initrd_start and initrd_end are set to final (after relocation) ramdisk
- * start/end addresses if ramdisk image start and len were provided,
- * otherwise set initrd_start and initrd_end set to zeros.
- *
- * returns:
- * 0 - success
- * -1 - failure
- */
- int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
- ulong *initrd_start, ulong *initrd_end)
- {
- char *s;
- ulong initrd_high;
- int initrd_copy_to_ram = 1;
- s = env_get("initrd_high");
- if (s) {
- /* a value of "no" or a similar string will act like 0,
- * turning the "load high" feature off. This is intentional.
- */
- initrd_high = hextoul(s, NULL);
- if (initrd_high == ~0)
- initrd_copy_to_ram = 0;
- } else {
- initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
- }
- debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
- initrd_high, initrd_copy_to_ram);
- if (rd_data) {
- if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
- debug(" in-place initrd\n");
- *initrd_start = rd_data;
- *initrd_end = rd_data + rd_len;
- lmb_reserve(lmb, rd_data, rd_len);
- } else {
- if (initrd_high)
- *initrd_start = (ulong)lmb_alloc_base(lmb,
- rd_len, 0x1000, initrd_high);
- else
- *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
- 0x1000);
- if (*initrd_start == 0) {
- puts("ramdisk - allocation error\n");
- goto error;
- }
- bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
- *initrd_end = *initrd_start + rd_len;
- printf(" Loading Ramdisk to %08lx, end %08lx ... ",
- *initrd_start, *initrd_end);
- memmove_wd((void *)*initrd_start,
- (void *)rd_data, rd_len, CHUNKSZ);
- /*
- * Ensure the image is flushed to memory to handle
- * AMP boot scenarios in which we might not be
- * HW cache coherent
- */
- if (IS_ENABLED(CONFIG_MP)) {
- flush_cache((unsigned long)*initrd_start,
- ALIGN(rd_len, ARCH_DMA_MINALIGN));
- }
- puts("OK\n");
- }
- } else {
- *initrd_start = 0;
- *initrd_end = 0;
- }
- debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
- *initrd_start, *initrd_end);
- return 0;
- error:
- return -1;
- }
- int boot_get_setup(bootm_headers_t *images, u8 arch,
- ulong *setup_start, ulong *setup_len)
- {
- if (!CONFIG_IS_ENABLED(FIT))
- return -ENOENT;
- return boot_get_setup_fit(images, arch, setup_start, setup_len);
- }
- int boot_get_fpga(int argc, char *const argv[], bootm_headers_t *images,
- u8 arch, const ulong *ld_start, ulong * const ld_len)
- {
- ulong tmp_img_addr, img_data, img_len;
- void *buf;
- int conf_noffset;
- int fit_img_result;
- const char *uname, *name;
- int err;
- int devnum = 0; /* TODO support multi fpga platforms */
- if (!IS_ENABLED(CONFIG_FPGA))
- return -ENOSYS;
- /* Check to see if the images struct has a FIT configuration */
- if (!genimg_has_config(images)) {
- debug("## FIT configuration was not specified\n");
- return 0;
- }
- /*
- * Obtain the os FIT header from the images struct
- */
- tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
- buf = map_sysmem(tmp_img_addr, 0);
- /*
- * Check image type. For FIT images get FIT node
- * and attempt to locate a generic binary.
- */
- switch (genimg_get_format(buf)) {
- case IMAGE_FORMAT_FIT:
- conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
- uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
- NULL);
- if (!uname) {
- debug("## FPGA image is not specified\n");
- return 0;
- }
- fit_img_result = fit_image_load(images,
- tmp_img_addr,
- (const char **)&uname,
- &images->fit_uname_cfg,
- arch,
- IH_TYPE_FPGA,
- BOOTSTAGE_ID_FPGA_INIT,
- FIT_LOAD_OPTIONAL_NON_ZERO,
- &img_data, &img_len);
- debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
- uname, img_data, img_len);
- if (fit_img_result < 0) {
- /* Something went wrong! */
- return fit_img_result;
- }
- if (!fpga_is_partial_data(devnum, img_len)) {
- name = "full";
- err = fpga_loadbitstream(devnum, (char *)img_data,
- img_len, BIT_FULL);
- if (err)
- err = fpga_load(devnum, (const void *)img_data,
- img_len, BIT_FULL);
- } else {
- name = "partial";
- err = fpga_loadbitstream(devnum, (char *)img_data,
- img_len, BIT_PARTIAL);
- if (err)
- err = fpga_load(devnum, (const void *)img_data,
- img_len, BIT_PARTIAL);
- }
- if (err)
- return err;
- printf(" Programming %s bitstream... OK\n", name);
- break;
- default:
- printf("The given image format is not supported (corrupt?)\n");
- return 1;
- }
- return 0;
- }
- static void fit_loadable_process(u8 img_type,
- ulong img_data,
- ulong img_len)
- {
- int i;
- const unsigned int count =
- ll_entry_count(struct fit_loadable_tbl, fit_loadable);
- struct fit_loadable_tbl *fit_loadable_handler =
- ll_entry_start(struct fit_loadable_tbl, fit_loadable);
- /* For each loadable handler */
- for (i = 0; i < count; i++, fit_loadable_handler++)
- /* matching this type */
- if (fit_loadable_handler->type == img_type)
- /* call that handler with this image data */
- fit_loadable_handler->handler(img_data, img_len);
- }
- int boot_get_loadable(int argc, char *const argv[], bootm_headers_t *images,
- u8 arch, const ulong *ld_start, ulong * const ld_len)
- {
- /*
- * These variables are used to hold the current image location
- * in system memory.
- */
- ulong tmp_img_addr;
- /*
- * These two variables are requirements for fit_image_load, but
- * their values are not used
- */
- ulong img_data, img_len;
- void *buf;
- int loadables_index;
- int conf_noffset;
- int fit_img_result;
- const char *uname;
- u8 img_type;
- /* Check to see if the images struct has a FIT configuration */
- if (!genimg_has_config(images)) {
- debug("## FIT configuration was not specified\n");
- return 0;
- }
- /*
- * Obtain the os FIT header from the images struct
- */
- tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
- buf = map_sysmem(tmp_img_addr, 0);
- /*
- * Check image type. For FIT images get FIT node
- * and attempt to locate a generic binary.
- */
- switch (genimg_get_format(buf)) {
- case IMAGE_FORMAT_FIT:
- conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
- for (loadables_index = 0;
- uname = fdt_stringlist_get(buf, conf_noffset,
- FIT_LOADABLE_PROP,
- loadables_index, NULL), uname;
- loadables_index++) {
- fit_img_result = fit_image_load(images, tmp_img_addr,
- &uname,
- &images->fit_uname_cfg,
- arch, IH_TYPE_LOADABLE,
- BOOTSTAGE_ID_FIT_LOADABLE_START,
- FIT_LOAD_OPTIONAL_NON_ZERO,
- &img_data, &img_len);
- if (fit_img_result < 0) {
- /* Something went wrong! */
- return fit_img_result;
- }
- fit_img_result = fit_image_get_node(buf, uname);
- if (fit_img_result < 0) {
- /* Something went wrong! */
- return fit_img_result;
- }
- fit_img_result = fit_image_get_type(buf,
- fit_img_result,
- &img_type);
- if (fit_img_result < 0) {
- /* Something went wrong! */
- return fit_img_result;
- }
- fit_loadable_process(img_type, img_data, img_len);
- }
- break;
- default:
- printf("The given image format is not supported (corrupt?)\n");
- return 1;
- }
- return 0;
- }
- /**
- * boot_get_cmdline - allocate and initialize kernel cmdline
- * @lmb: pointer to lmb handle, will be used for memory mgmt
- * @cmd_start: pointer to a ulong variable, will hold cmdline start
- * @cmd_end: pointer to a ulong variable, will hold cmdline end
- *
- * boot_get_cmdline() allocates space for kernel command line below
- * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
- * variable is present its contents is copied to allocated kernel
- * command line.
- *
- * returns:
- * 0 - success
- * -1 - failure
- */
- int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
- {
- char *cmdline;
- char *s;
- cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
- env_get_bootm_mapsize() + env_get_bootm_low());
- if (!cmdline)
- return -1;
- s = env_get("bootargs");
- if (!s)
- s = "";
- strcpy(cmdline, s);
- *cmd_start = (ulong)cmdline;
- *cmd_end = *cmd_start + strlen(cmdline);
- debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
- return 0;
- }
- /**
- * boot_get_kbd - allocate and initialize kernel copy of board info
- * @lmb: pointer to lmb handle, will be used for memory mgmt
- * @kbd: double pointer to board info data
- *
- * boot_get_kbd() allocates space for kernel copy of board info data below
- * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
- * with the current u-boot board info data.
- *
- * returns:
- * 0 - success
- * -1 - failure
- */
- int boot_get_kbd(struct lmb *lmb, struct bd_info **kbd)
- {
- *kbd = (struct bd_info *)(ulong)lmb_alloc_base(lmb,
- sizeof(struct bd_info),
- 0xf,
- env_get_bootm_mapsize() +
- env_get_bootm_low());
- if (!*kbd)
- return -1;
- **kbd = *gd->bd;
- debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
- #if defined(DEBUG)
- if (IS_ENABLED(CONFIG_CMD_BDI))
- do_bdinfo(NULL, 0, 0, NULL);
- #endif
- return 0;
- }
- int image_setup_linux(bootm_headers_t *images)
- {
- ulong of_size = images->ft_len;
- char **of_flat_tree = &images->ft_addr;
- struct lmb *lmb = &images->lmb;
- int ret;
- if (CONFIG_IS_ENABLED(OF_LIBFDT))
- boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
- if (IS_ENABLED(CONFIG_SYS_BOOT_GET_CMDLINE)) {
- ret = boot_get_cmdline(lmb, &images->cmdline_start,
- &images->cmdline_end);
- if (ret) {
- puts("ERROR with allocation of cmdline\n");
- return ret;
- }
- }
- if (CONFIG_IS_ENABLED(OF_LIBFDT)) {
- ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
- if (ret)
- return ret;
- }
- if (CONFIG_IS_ENABLED(OF_LIBFDT) && of_size) {
- ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
- if (ret)
- return ret;
- }
- return 0;
- }
- void genimg_print_size(uint32_t size)
- {
- printf("%d Bytes = ", size);
- print_size(size, "\n");
- }
- void genimg_print_time(time_t timestamp)
- {
- struct rtc_time tm;
- rtc_to_tm(timestamp, &tm);
- printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
- tm.tm_year, tm.tm_mon, tm.tm_mday,
- tm.tm_hour, tm.tm_min, tm.tm_sec);
- }
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