X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=common%2Fbootm.c;h=34f60bbb5319e0fe8bea2c8ac0c5db85fdcae76f;hb=e1cc4d31f889428a4ca73120951389c756404184;hp=338f647e419b9500ca20950ff4d6ea3cf5fe0064;hpb=126cc864206e0a06635a4bf49b75de8d5a4a80d7;p=karo-tx-uboot.git diff --git a/common/bootm.c b/common/bootm.c index 338f647e41..34f60bbb53 100644 --- a/common/bootm.c +++ b/common/bootm.c @@ -5,10 +5,11 @@ * SPDX-License-Identifier: GPL-2.0+ */ +#ifndef USE_HOSTCC #include -#include +#include #include -#include +#include #include #include #include @@ -17,12 +18,16 @@ #include #include #include - #if defined(CONFIG_CMD_USB) #include #endif +#else +#include "mkimage.h" +#endif -DECLARE_GLOBAL_DATA_PTR; +#include +#include +#include #ifndef CONFIG_SYS_BOOTM_LEN /* use 8MByte as default max gunzip size */ @@ -31,6 +36,10 @@ DECLARE_GLOBAL_DATA_PTR; #define IH_INITRD_ARCH IH_ARCH_DEFAULT +#ifndef USE_HOSTCC + +DECLARE_GLOBAL_DATA_PTR; + static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], bootm_headers_t *images, ulong *os_data, ulong *os_len); @@ -75,6 +84,7 @@ static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc, { const void *os_hdr; bool ep_found = false; + int ret; /* get kernel image header, start address and length */ os_hdr = boot_get_kernel(cmdtp, flag, argc, argv, @@ -94,6 +104,7 @@ static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc, images.os.end = image_get_image_end(os_hdr); images.os.load = image_get_load(os_hdr); + images.os.arch = image_get_arch(os_hdr); break; #endif #if defined(CONFIG_FIT) @@ -121,6 +132,13 @@ static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc, return 1; } + if (fit_image_get_arch(images.fit_hdr_os, + images.fit_noffset_os, + &images.os.arch)) { + puts("Can't get image ARCH!\n"); + return 1; + } + images.os.end = fit_get_end(images.fit_hdr_os); if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os, @@ -136,11 +154,11 @@ static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc, images.os.type = IH_TYPE_KERNEL; images.os.comp = IH_COMP_NONE; images.os.os = IH_OS_LINUX; - images.ep = images.os.load; - ep_found = true; images.os.end = android_image_get_end(os_hdr); images.os.load = android_image_get_kload(os_hdr); + images.ep = images.os.load; + ep_found = true; break; #endif default: @@ -148,8 +166,18 @@ static int bootm_find_os(cmd_tbl_t *cmdtp, int flag, int argc, return 1; } - /* find kernel entry point */ - if (images.legacy_hdr_valid) { + /* If we have a valid setup.bin, we will use that for entry (x86) */ + if (images.os.arch == IH_ARCH_I386 || + images.os.arch == IH_ARCH_X86_64) { + ulong len; + + ret = boot_get_setup(&images, IH_ARCH_I386, &images.ep, &len); + if (ret < 0 && ret != -ENOENT) { + puts("Could not find a valid setup.bin for x86\n"); + return 1; + } + /* Kernel entry point is the setup.bin */ + } else if (images.legacy_hdr_valid) { images.ep = image_get_ep(&images.legacy_hdr_os_copy); #if defined(CONFIG_FIT) } else if (images.fit_uname_os) { @@ -205,7 +233,7 @@ static int bootm_find_fdt(int flag, int argc, char * const argv[]) return 1; } - set_working_fdt_addr(images.ft_addr); + set_working_fdt_addr((ulong)images.ft_addr); return 0; } @@ -236,89 +264,113 @@ static int bootm_find_other(cmd_tbl_t *cmdtp, int flag, int argc, return 0; } +#endif /* USE_HOSTC */ -static int bootm_load_os(bootm_headers_t *images, unsigned long *load_end, - int boot_progress) +/** + * print_decomp_msg() - Print a suitable decompression/loading message + * + * @type: OS type (IH_OS_...) + * @comp_type: Compression type being used (IH_COMP_...) + * @is_xip: true if the load address matches the image start + */ +static void print_decomp_msg(int comp_type, int type, bool is_xip) { - image_info_t os = images->os; - uint8_t comp = os.comp; - ulong load = os.load; - ulong blob_start = os.start; - ulong blob_end = os.end; - ulong image_start = os.image_start; - ulong image_len = os.image_len; - __maybe_unused uint unc_len = CONFIG_SYS_BOOTM_LEN; - int no_overlap = 0; - void *load_buf, *image_buf; -#if defined(CONFIG_LZMA) || defined(CONFIG_LZO) - int ret; -#endif /* defined(CONFIG_LZMA) || defined(CONFIG_LZO) */ + const char *name = genimg_get_type_name(type); + + if (comp_type == IH_COMP_NONE) + printf(" %s %s ... ", is_xip ? "XIP" : "Loading", name); + else + printf(" Uncompressing %s ... ", name); +} + +/** + * handle_decomp_error() - display a decompression error + * + * This function tries to produce a useful message. In the case where the + * uncompressed size is the same as the available space, we can assume that + * the image is too large for the buffer. + * + * @comp_type: Compression type being used (IH_COMP_...) + * @uncomp_size: Number of bytes uncompressed + * @unc_len: Amount of space available for decompression + * @ret: Error code to report + * @return BOOTM_ERR_RESET, indicating that the board must be reset + */ +static int handle_decomp_error(int comp_type, size_t uncomp_size, + size_t unc_len, int ret) +{ + const char *name = genimg_get_comp_name(comp_type); - const char *type_name = genimg_get_type_name(os.type); + if (uncomp_size >= unc_len) + printf("Image too large: increase CONFIG_SYS_BOOTM_LEN\n"); + else + printf("%s: uncompress error %d\n", name, ret); - load_buf = map_sysmem(load, unc_len); - image_buf = map_sysmem(image_start, image_len); + /* + * The decompression routines are now safe, so will not write beyond + * their bounds. Probably it is not necessary to reset, but maintain + * the current behaviour for now. + */ + printf("Must RESET board to recover\n"); +#ifndef USE_HOSTCC + bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); +#endif + + return BOOTM_ERR_RESET; +} + +int bootm_decomp_image(int comp, ulong load, ulong image_start, int type, + void *load_buf, void *image_buf, ulong image_len, + uint unc_len, ulong *load_end) +{ + int ret = 0; + + *load_end = load; + print_decomp_msg(comp, type, load == image_start); + + /* + * Load the image to the right place, decompressing if needed. After + * this, image_len will be set to the number of uncompressed bytes + * loaded, ret will be non-zero on error. + */ switch (comp) { case IH_COMP_NONE: - if (load == image_start) { - printf(" XIP %s ... ", type_name); - no_overlap = 1; - } else { - printf(" Loading %s ... ", type_name); + if (load == image_start) + break; + if (image_len <= unc_len) memmove_wd(load_buf, image_buf, image_len, CHUNKSZ); - } - *load_end = load + image_len; + else + ret = 1; break; #ifdef CONFIG_GZIP - case IH_COMP_GZIP: - printf(" Uncompressing %s ... ", type_name); - if (gunzip(load_buf, unc_len, image_buf, &image_len) != 0) { - puts("GUNZIP: uncompress, out-of-mem or overwrite error - must RESET board to recover\n"); - if (boot_progress) - bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); - return BOOTM_ERR_RESET; - } - - *load_end = load + image_len; + case IH_COMP_GZIP: { + ret = gunzip(load_buf, unc_len, image_buf, &image_len); break; + } #endif /* CONFIG_GZIP */ #ifdef CONFIG_BZIP2 - case IH_COMP_BZIP2: - printf(" Uncompressing %s ... ", type_name); + case IH_COMP_BZIP2: { + uint size = unc_len; + /* * If we've got less than 4 MB of malloc() space, * use slower decompression algorithm which requires * at most 2300 KB of memory. */ - int i = BZ2_bzBuffToBuffDecompress(load_buf, &unc_len, + ret = BZ2_bzBuffToBuffDecompress(load_buf, &size, image_buf, image_len, CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0); - if (i != BZ_OK) { - printf("BUNZIP2: uncompress or overwrite error %d - must RESET board to recover\n", - i); - if (boot_progress) - bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); - return BOOTM_ERR_RESET; - } - - *load_end = load + unc_len; + image_len = size; break; + } #endif /* CONFIG_BZIP2 */ #ifdef CONFIG_LZMA case IH_COMP_LZMA: { SizeT lzma_len = unc_len; - printf(" Uncompressing %s ... ", type_name); ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len, image_buf, image_len); - unc_len = lzma_len; - if (ret != SZ_OK) { - printf("LZMA: uncompress or overwrite error %d - must RESET board to recover\n", - ret); - bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); - return BOOTM_ERR_RESET; - } - *load_end = load + unc_len; + image_len = lzma_len; break; } #endif /* CONFIG_LZMA */ @@ -326,18 +378,8 @@ static int bootm_load_os(bootm_headers_t *images, unsigned long *load_end, case IH_COMP_LZO: { size_t size = unc_len; - printf(" Uncompressing %s ... ", type_name); - ret = lzop_decompress(image_buf, image_len, load_buf, &size); - if (ret != LZO_E_OK) { - printf("LZO: uncompress or overwrite error %d - must RESET board to recover\n", - ret); - if (boot_progress) - bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); - return BOOTM_ERR_RESET; - } - - *load_end = load + size; + image_len = size; break; } #endif /* CONFIG_LZO */ @@ -346,12 +388,45 @@ static int bootm_load_os(bootm_headers_t *images, unsigned long *load_end, return BOOTM_ERR_UNIMPLEMENTED; } - flush_cache(load, (*load_end - load) * sizeof(ulong)); + if (ret) + return handle_decomp_error(comp, image_len, unc_len, ret); + *load_end = load + image_len; puts("OK\n"); + + return 0; +} + +#ifndef USE_HOSTCC +static int bootm_load_os(bootm_headers_t *images, unsigned long *load_end, + int boot_progress) +{ + image_info_t os = images->os; + ulong load = os.load; + ulong blob_start = os.start; + ulong blob_end = os.end; + ulong image_start = os.image_start; + ulong image_len = os.image_len; + bool no_overlap; + void *load_buf, *image_buf; + int err; + + load_buf = map_sysmem(load, 0); + image_buf = map_sysmem(os.image_start, image_len); + err = bootm_decomp_image(os.comp, load, os.image_start, os.type, + load_buf, image_buf, image_len, + CONFIG_SYS_BOOTM_LEN, load_end); + if (err) { + bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); + return err; + } + flush_cache(load, (*load_end - load) * sizeof(ulong)); + debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end); bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED); + no_overlap = (os.comp == IH_COMP_NONE && load == image_start); + if (!no_overlap && (load < blob_end) && (*load_end > blob_start)) { debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n", blob_start, blob_end); @@ -694,32 +769,15 @@ static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, #endif ulong img_addr; const void *buf; -#if defined(CONFIG_FIT) const char *fit_uname_config = NULL; const char *fit_uname_kernel = NULL; +#if defined(CONFIG_FIT) int os_noffset; #endif - /* find out kernel image address */ - if (argc < 1) { - img_addr = load_addr; - debug("* kernel: default image load address = 0x%08lx\n", - load_addr); -#if defined(CONFIG_FIT) - } else if (fit_parse_conf(argv[0], load_addr, &img_addr, - &fit_uname_config)) { - debug("* kernel: config '%s' from image at 0x%08lx\n", - fit_uname_config, img_addr); - } else if (fit_parse_subimage(argv[0], load_addr, &img_addr, - &fit_uname_kernel)) { - debug("* kernel: subimage '%s' from image at 0x%08lx\n", - fit_uname_kernel, img_addr); -#endif - } else { - img_addr = simple_strtoul(argv[0], NULL, 16); - debug("* kernel: cmdline image address = 0x%08lx\n", - img_addr); - } + img_addr = genimg_get_kernel_addr_fit(argc < 1 ? NULL : argv[0], + &fit_uname_config, + &fit_uname_kernel); bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC); @@ -793,7 +851,7 @@ static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, #ifdef CONFIG_ANDROID_BOOT_IMAGE case IMAGE_FORMAT_ANDROID: printf("## Booting Android Image at 0x%08lx ...\n", img_addr); - if (android_image_get_kernel((void *)img_addr, images->verify, + if (android_image_get_kernel(buf, images->verify, os_data, os_len)) return NULL; break; @@ -809,3 +867,76 @@ static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, return buf; } +#else /* USE_HOSTCC */ + +void memmove_wd(void *to, void *from, size_t len, ulong chunksz) +{ + memmove(to, from, len); +} + +static int bootm_host_load_image(const void *fit, int req_image_type) +{ + const char *fit_uname_config = NULL; + ulong data, len; + bootm_headers_t images; + int noffset; + ulong load_end; + uint8_t image_type; + uint8_t imape_comp; + void *load_buf; + int ret; + + memset(&images, '\0', sizeof(images)); + images.verify = 1; + noffset = fit_image_load(&images, (ulong)fit, + NULL, &fit_uname_config, + IH_ARCH_DEFAULT, req_image_type, -1, + FIT_LOAD_IGNORED, &data, &len); + if (noffset < 0) + return noffset; + if (fit_image_get_type(fit, noffset, &image_type)) { + puts("Can't get image type!\n"); + return -EINVAL; + } + + if (fit_image_get_comp(fit, noffset, &imape_comp)) { + puts("Can't get image compression!\n"); + return -EINVAL; + } + + /* Allow the image to expand by a factor of 4, should be safe */ + load_buf = malloc((1 << 20) + len * 4); + ret = bootm_decomp_image(imape_comp, 0, data, image_type, load_buf, + (void *)data, len, CONFIG_SYS_BOOTM_LEN, + &load_end); + free(load_buf); + + if (ret && ret != BOOTM_ERR_UNIMPLEMENTED) + return ret; + + return 0; +} + +int bootm_host_load_images(const void *fit, int cfg_noffset) +{ + static uint8_t image_types[] = { + IH_TYPE_KERNEL, + IH_TYPE_FLATDT, + IH_TYPE_RAMDISK, + }; + int err = 0; + int i; + + for (i = 0; i < ARRAY_SIZE(image_types); i++) { + int ret; + + ret = bootm_host_load_image(fit, image_types[i]); + if (!err && ret && ret != -ENOENT) + err = ret; + } + + /* Return the first error we found */ + return err; +} + +#endif /* ndef USE_HOSTCC */