diff options
Diffstat (limited to 'qemu/roms/u-boot/common/image.c')
| -rw-r--r-- | qemu/roms/u-boot/common/image.c | 1176 |
1 files changed, 0 insertions, 1176 deletions
diff --git a/qemu/roms/u-boot/common/image.c b/qemu/roms/u-boot/common/image.c deleted file mode 100644 index fcc5a9c3e..000000000 --- a/qemu/roms/u-boot/common/image.c +++ /dev/null @@ -1,1176 +0,0 @@ -/* - * (C) Copyright 2008 Semihalf - * - * (C) Copyright 2000-2006 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef USE_HOSTCC -#include <common.h> -#include <watchdog.h> - -#ifdef CONFIG_SHOW_BOOT_PROGRESS -#include <status_led.h> -#endif - -#ifdef CONFIG_HAS_DATAFLASH -#include <dataflash.h> -#endif - -#ifdef CONFIG_LOGBUFFER -#include <logbuff.h> -#endif - -#include <rtc.h> - -#include <environment.h> -#include <image.h> - -#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) -#include <libfdt.h> -#include <fdt_support.h> -#endif - -#include <u-boot/md5.h> -#include <sha1.h> -#include <asm/errno.h> -#include <asm/io.h> - -#ifdef CONFIG_CMD_BDI -extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); -#endif - -DECLARE_GLOBAL_DATA_PTR; - -static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch, - int verify); -#else -#include "mkimage.h" -#include <u-boot/md5.h> -#include <time.h> -#include <image.h> -#endif /* !USE_HOSTCC*/ - -#include <u-boot/crc.h> - -#ifndef CONFIG_SYS_BARGSIZE -#define CONFIG_SYS_BARGSIZE 512 -#endif - -static const table_entry_t uimage_arch[] = { - { IH_ARCH_INVALID, NULL, "Invalid ARCH", }, - { IH_ARCH_ALPHA, "alpha", "Alpha", }, - { IH_ARCH_ARM, "arm", "ARM", }, - { IH_ARCH_I386, "x86", "Intel x86", }, - { IH_ARCH_IA64, "ia64", "IA64", }, - { IH_ARCH_M68K, "m68k", "M68K", }, - { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", }, - { IH_ARCH_MIPS, "mips", "MIPS", }, - { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", }, - { IH_ARCH_NIOS2, "nios2", "NIOS II", }, - { IH_ARCH_PPC, "powerpc", "PowerPC", }, - { IH_ARCH_PPC, "ppc", "PowerPC", }, - { IH_ARCH_S390, "s390", "IBM S390", }, - { IH_ARCH_SH, "sh", "SuperH", }, - { IH_ARCH_SPARC, "sparc", "SPARC", }, - { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", }, - { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", }, - { IH_ARCH_AVR32, "avr32", "AVR32", }, - { IH_ARCH_NDS32, "nds32", "NDS32", }, - { IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",}, - { IH_ARCH_SANDBOX, "sandbox", "Sandbox", }, - { IH_ARCH_ARM64, "arm64", "AArch64", }, - { IH_ARCH_ARC, "arc", "ARC", }, - { -1, "", "", }, -}; - -static const table_entry_t uimage_os[] = { - { IH_OS_INVALID, NULL, "Invalid OS", }, - { IH_OS_LINUX, "linux", "Linux", }, -#if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC) - { IH_OS_LYNXOS, "lynxos", "LynxOS", }, -#endif - { IH_OS_NETBSD, "netbsd", "NetBSD", }, - { IH_OS_OSE, "ose", "Enea OSE", }, - { IH_OS_PLAN9, "plan9", "Plan 9", }, - { IH_OS_RTEMS, "rtems", "RTEMS", }, - { IH_OS_U_BOOT, "u-boot", "U-Boot", }, - { IH_OS_VXWORKS, "vxworks", "VxWorks", }, -#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC) - { IH_OS_QNX, "qnx", "QNX", }, -#endif -#if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC) - { IH_OS_INTEGRITY,"integrity", "INTEGRITY", }, -#endif -#ifdef USE_HOSTCC - { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", }, - { IH_OS_DELL, "dell", "Dell", }, - { IH_OS_ESIX, "esix", "Esix", }, - { IH_OS_FREEBSD, "freebsd", "FreeBSD", }, - { IH_OS_IRIX, "irix", "Irix", }, - { IH_OS_NCR, "ncr", "NCR", }, - { IH_OS_OPENBSD, "openbsd", "OpenBSD", }, - { IH_OS_PSOS, "psos", "pSOS", }, - { IH_OS_SCO, "sco", "SCO", }, - { IH_OS_SOLARIS, "solaris", "Solaris", }, - { IH_OS_SVR4, "svr4", "SVR4", }, -#endif - { -1, "", "", }, -}; - -static const table_entry_t uimage_type[] = { - { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",}, - { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", }, - { IH_TYPE_FIRMWARE, "firmware", "Firmware", }, - { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", }, - { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",}, - { IH_TYPE_KERNEL, "kernel", "Kernel Image", }, - { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", }, - { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",}, - { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",}, - { IH_TYPE_INVALID, NULL, "Invalid Image", }, - { IH_TYPE_MULTI, "multi", "Multi-File Image", }, - { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",}, - { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",}, - { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", }, - { IH_TYPE_SCRIPT, "script", "Script", }, - { IH_TYPE_STANDALONE, "standalone", "Standalone Program", }, - { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",}, - { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",}, - { -1, "", "", }, -}; - -static const table_entry_t uimage_comp[] = { - { IH_COMP_NONE, "none", "uncompressed", }, - { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", }, - { IH_COMP_GZIP, "gzip", "gzip compressed", }, - { IH_COMP_LZMA, "lzma", "lzma compressed", }, - { IH_COMP_LZO, "lzo", "lzo compressed", }, - { -1, "", "", }, -}; - -/*****************************************************************************/ -/* Legacy format routines */ -/*****************************************************************************/ -int image_check_hcrc(const image_header_t *hdr) -{ - ulong hcrc; - ulong len = image_get_header_size(); - image_header_t header; - - /* Copy header so we can blank CRC field for re-calculation */ - memmove(&header, (char *)hdr, image_get_header_size()); - image_set_hcrc(&header, 0); - - hcrc = crc32(0, (unsigned char *)&header, len); - - return (hcrc == image_get_hcrc(hdr)); -} - -int image_check_dcrc(const image_header_t *hdr) -{ - ulong data = image_get_data(hdr); - ulong len = image_get_data_size(hdr); - ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32); - - return (dcrc == image_get_dcrc(hdr)); -} - -/** - * image_multi_count - get component (sub-image) count - * @hdr: pointer to the header of the multi component image - * - * image_multi_count() returns number of components in a multi - * component image. - * - * Note: no checking of the image type is done, caller must pass - * a valid multi component image. - * - * returns: - * number of components - */ -ulong image_multi_count(const image_header_t *hdr) -{ - ulong i, count = 0; - uint32_t *size; - - /* get start of the image payload, which in case of multi - * component images that points to a table of component sizes */ - size = (uint32_t *)image_get_data(hdr); - - /* count non empty slots */ - for (i = 0; size[i]; ++i) - count++; - - return count; -} - -/** - * image_multi_getimg - get component data address and size - * @hdr: pointer to the header of the multi component image - * @idx: index of the requested component - * @data: pointer to a ulong variable, will hold component data address - * @len: pointer to a ulong variable, will hold component size - * - * image_multi_getimg() returns size and data address for the requested - * component in a multi component image. - * - * Note: no checking of the image type is done, caller must pass - * a valid multi component image. - * - * returns: - * data address and size of the component, if idx is valid - * 0 in data and len, if idx is out of range - */ -void image_multi_getimg(const image_header_t *hdr, ulong idx, - ulong *data, ulong *len) -{ - int i; - uint32_t *size; - ulong offset, count, img_data; - - /* get number of component */ - count = image_multi_count(hdr); - - /* get start of the image payload, which in case of multi - * component images that points to a table of component sizes */ - size = (uint32_t *)image_get_data(hdr); - - /* get address of the proper component data start, which means - * skipping sizes table (add 1 for last, null entry) */ - img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t); - - if (idx < count) { - *len = uimage_to_cpu(size[idx]); - offset = 0; - - /* go over all indices preceding requested component idx */ - for (i = 0; i < idx; i++) { - /* add up i-th component size, rounding up to 4 bytes */ - offset += (uimage_to_cpu(size[i]) + 3) & ~3 ; - } - - /* calculate idx-th component data address */ - *data = img_data + offset; - } else { - *len = 0; - *data = 0; - } -} - -static void image_print_type(const image_header_t *hdr) -{ - const char *os, *arch, *type, *comp; - - os = genimg_get_os_name(image_get_os(hdr)); - arch = genimg_get_arch_name(image_get_arch(hdr)); - type = genimg_get_type_name(image_get_type(hdr)); - comp = genimg_get_comp_name(image_get_comp(hdr)); - - printf("%s %s %s (%s)\n", arch, os, type, comp); -} - -/** - * image_print_contents - prints out the contents of the legacy format image - * @ptr: pointer to the legacy format image header - * @p: pointer to prefix string - * - * image_print_contents() formats a multi line legacy image contents description. - * The routine prints out all header fields followed by the size/offset data - * for MULTI/SCRIPT images. - * - * returns: - * no returned results - */ -void image_print_contents(const void *ptr) -{ - const image_header_t *hdr = (const image_header_t *)ptr; - const char *p; - - p = IMAGE_INDENT_STRING; - printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr)); - if (IMAGE_ENABLE_TIMESTAMP) { - printf("%sCreated: ", p); - genimg_print_time((time_t)image_get_time(hdr)); - } - printf("%sImage Type: ", p); - image_print_type(hdr); - printf("%sData Size: ", p); - genimg_print_size(image_get_data_size(hdr)); - printf("%sLoad Address: %08x\n", p, image_get_load(hdr)); - printf("%sEntry Point: %08x\n", p, image_get_ep(hdr)); - - if (image_check_type(hdr, IH_TYPE_MULTI) || - image_check_type(hdr, IH_TYPE_SCRIPT)) { - int i; - ulong data, len; - ulong count = image_multi_count(hdr); - - printf("%sContents:\n", p); - for (i = 0; i < count; i++) { - image_multi_getimg(hdr, i, &data, &len); - - printf("%s Image %d: ", p, i); - genimg_print_size(len); - - if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) { - /* - * the user may need to know offsets - * if planning to do something with - * multiple files - */ - printf("%s Offset = 0x%08lx\n", p, data); - } - } - } -} - - -#ifndef USE_HOSTCC -/** - * 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. - * - * If dataflash support is enabled routine checks for dataflash addresses - * and handles required dataflash reads. - * - * 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, uint8_t 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 /* !USE_HOSTCC */ - -/*****************************************************************************/ -/* Shared dual-format routines */ -/*****************************************************************************/ -#ifndef USE_HOSTCC -ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */ -ulong save_addr; /* Default Save Address */ -ulong 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: - load_addr = simple_strtoul(value, NULL, 16); - break; - default: - break; - } - - return 0; -} -U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr); - -ulong getenv_bootm_low(void) -{ - char *s = getenv("bootm_low"); - if (s) { - ulong tmp = simple_strtoul(s, NULL, 16); - return tmp; - } - -#if defined(CONFIG_SYS_SDRAM_BASE) - return CONFIG_SYS_SDRAM_BASE; -#elif defined(CONFIG_ARM) - return gd->bd->bi_dram[0].start; -#else - return 0; -#endif -} - -phys_size_t getenv_bootm_size(void) -{ - phys_size_t tmp; - char *s = getenv("bootm_size"); - if (s) { - tmp = (phys_size_t)simple_strtoull(s, NULL, 16); - return tmp; - } - s = getenv("bootm_low"); - if (s) - tmp = (phys_size_t)simple_strtoull(s, NULL, 16); - else - tmp = 0; - - -#if defined(CONFIG_ARM) - return gd->bd->bi_dram[0].size - tmp; -#else - return gd->bd->bi_memsize - tmp; -#endif -} - -phys_size_t getenv_bootm_mapsize(void) -{ - phys_size_t tmp; - char *s = getenv("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 getenv_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) - while (len > 0) { - size_t tail = (len > chunksz) ? chunksz : len; - WATCHDOG_RESET(); - memmove(to, from, tail); - to += tail; - from += tail; - len -= tail; - } -#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ - memmove(to, from, len); -#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ -} -#endif /* !USE_HOSTCC */ - -void genimg_print_size(uint32_t size) -{ -#ifndef USE_HOSTCC - printf("%d Bytes = ", size); - print_size(size, "\n"); -#else - printf("%d Bytes = %.2f kB = %.2f MB\n", - size, (double)size / 1.024e3, - (double)size / 1.048576e6); -#endif -} - -#if IMAGE_ENABLE_TIMESTAMP -void genimg_print_time(time_t timestamp) -{ -#ifndef USE_HOSTCC - struct rtc_time tm; - - 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); -#else - printf("%s", ctime(×tamp)); -#endif -} -#endif - -/** - * get_table_entry_name - translate entry id to long name - * @table: pointer to a translation table for entries of a specific type - * @msg: message to be returned when translation fails - * @id: entry id to be translated - * - * get_table_entry_name() will go over translation table trying to find - * entry that matches given id. If matching entry is found, its long - * name is returned to the caller. - * - * returns: - * long entry name if translation succeeds - * msg otherwise - */ -char *get_table_entry_name(const table_entry_t *table, char *msg, int id) -{ - for (; table->id >= 0; ++table) { - if (table->id == id) -#if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC) - return table->lname; -#else - return table->lname + gd->reloc_off; -#endif - } - return (msg); -} - -const char *genimg_get_os_name(uint8_t os) -{ - return (get_table_entry_name(uimage_os, "Unknown OS", os)); -} - -const char *genimg_get_arch_name(uint8_t arch) -{ - return (get_table_entry_name(uimage_arch, "Unknown Architecture", - arch)); -} - -const char *genimg_get_type_name(uint8_t type) -{ - return (get_table_entry_name(uimage_type, "Unknown Image", type)); -} - -const char *genimg_get_comp_name(uint8_t comp) -{ - return (get_table_entry_name(uimage_comp, "Unknown Compression", - comp)); -} - -/** - * get_table_entry_id - translate short entry name to id - * @table: pointer to a translation table for entries of a specific type - * @table_name: to be used in case of error - * @name: entry short name to be translated - * - * get_table_entry_id() will go over translation table trying to find - * entry that matches given short name. If matching entry is found, - * its id returned to the caller. - * - * returns: - * entry id if translation succeeds - * -1 otherwise - */ -int get_table_entry_id(const table_entry_t *table, - const char *table_name, const char *name) -{ - const table_entry_t *t; -#ifdef USE_HOSTCC - int first = 1; - - for (t = table; t->id >= 0; ++t) { - if (t->sname && strcasecmp(t->sname, name) == 0) - return(t->id); - } - - fprintf(stderr, "\nInvalid %s Type - valid names are", table_name); - for (t = table; t->id >= 0; ++t) { - if (t->sname == NULL) - continue; - fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname); - first = 0; - } - fprintf(stderr, "\n"); -#else - for (t = table; t->id >= 0; ++t) { -#ifdef CONFIG_NEEDS_MANUAL_RELOC - if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0) -#else - if (t->sname && strcmp(t->sname, name) == 0) -#endif - return (t->id); - } - debug("Invalid %s Type: %s\n", table_name, name); -#endif /* USE_HOSTCC */ - return (-1); -} - -int genimg_get_os_id(const char *name) -{ - return (get_table_entry_id(uimage_os, "OS", name)); -} - -int genimg_get_arch_id(const char *name) -{ - return (get_table_entry_id(uimage_arch, "CPU", name)); -} - -int genimg_get_type_id(const char *name) -{ - return (get_table_entry_id(uimage_type, "Image", name)); -} - -int genimg_get_comp_id(const char *name) -{ - return (get_table_entry_id(uimage_comp, "Compression", name)); -} - -#ifndef USE_HOSTCC -/** - * 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) -{ - ulong format = IMAGE_FORMAT_INVALID; - const image_header_t *hdr; - - hdr = (const image_header_t *)img_addr; - if (image_check_magic(hdr)) - format = IMAGE_FORMAT_LEGACY; -#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) - else { - if (fdt_check_header(img_addr) == 0) - format = IMAGE_FORMAT_FIT; - } -#endif - - return format; -} - -/** - * genimg_get_image - get image from special storage (if necessary) - * @img_addr: image start address - * - * genimg_get_image() checks if provided image start adddress is located - * in a dataflash storage. If so, image is moved to a system RAM memory. - * - * returns: - * image start address after possible relocation from special storage - */ -ulong genimg_get_image(ulong img_addr) -{ - ulong ram_addr = img_addr; - -#ifdef CONFIG_HAS_DATAFLASH - ulong h_size, d_size; - - if (addr_dataflash(img_addr)) { - void *buf; - - /* ger RAM address */ - ram_addr = CONFIG_SYS_LOAD_ADDR; - - /* get header size */ - h_size = image_get_header_size(); -#if defined(CONFIG_FIT) - if (sizeof(struct fdt_header) > h_size) - h_size = sizeof(struct fdt_header); -#endif - - /* read in header */ - debug(" Reading image header from dataflash address " - "%08lx to RAM address %08lx\n", img_addr, ram_addr); - - buf = map_sysmem(ram_addr, 0); - read_dataflash(img_addr, h_size, buf); - - /* get data size */ - switch (genimg_get_format(buf)) { - case IMAGE_FORMAT_LEGACY: - d_size = image_get_data_size(buf); - debug(" Legacy format image found at 0x%08lx, " - "size 0x%08lx\n", - ram_addr, d_size); - break; -#if defined(CONFIG_FIT) - case IMAGE_FORMAT_FIT: - d_size = fit_get_size(buf) - h_size; - debug(" FIT/FDT format image found at 0x%08lx, " - "size 0x%08lx\n", - ram_addr, d_size); - break; -#endif - default: - printf(" No valid image found at 0x%08lx\n", - img_addr); - return ram_addr; - } - - /* read in image data */ - debug(" Reading image remaining data from dataflash address " - "%08lx to RAM address %08lx\n", img_addr + h_size, - ram_addr + h_size); - - read_dataflash(img_addr + h_size, d_size, - (char *)(buf + h_size)); - - } -#endif /* CONFIG_HAS_DATAFLASH */ - - return ram_addr; -} - -/** - * 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 defined(CONFIG_FIT) - if (images->fit_uname_cfg) - return 1; -#endif - 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. - * Curently 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, - uint8_t arch, ulong *rd_start, ulong *rd_end) -{ - ulong rd_addr, rd_load; - ulong rd_data, rd_len; - const image_header_t *rd_hdr; - void *buf; -#ifdef CONFIG_SUPPORT_RAW_INITRD - char *end; -#endif -#if defined(CONFIG_FIT) - const char *fit_uname_config = images->fit_uname_cfg; - const char *fit_uname_ramdisk = NULL; - ulong default_addr; - int rd_noffset; -#endif - const char *select = NULL; - - *rd_start = 0; - *rd_end = 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 = rd_data = 0; - } else if (select || genimg_has_config(images)) { -#if defined(CONFIG_FIT) - if (select) { - /* - * 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 = 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 = simple_strtoul(select, NULL, 16); - debug("* ramdisk: cmdline image address = " - "0x%08lx\n", - rd_addr); - } -#if defined(CONFIG_FIT) - } else { - /* use FIT configuration provided in first bootm - * command argument. If the property is not defined, - * quit silently. - */ - 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 == -ENOLINK) - return 0; - else if (rd_noffset < 0) - return 1; - } -#endif - - /* copy from dataflash if needed */ - rd_addr = genimg_get_image(rd_addr); - - /* - * 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)) { - case IMAGE_FORMAT_LEGACY: - 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 == NULL) - return 1; - - rd_data = image_get_data(rd_hdr); - rd_len = image_get_data_size(rd_hdr); - rd_load = image_get_load(rd_hdr); - break; -#if defined(CONFIG_FIT) - case IMAGE_FORMAT_FIT: - rd_noffset = fit_image_load(images, FIT_RAMDISK_PROP, - rd_addr, &fit_uname_ramdisk, - &fit_uname_config, arch, - IH_TYPE_RAMDISK, - BOOTSTAGE_ID_FIT_RD_START, - FIT_LOAD_IGNORED, &rd_data, &rd_len); - if (rd_noffset < 0) - return 1; - - images->fit_hdr_rd = map_sysmem(rd_addr, 0); - images->fit_uname_rd = fit_uname_ramdisk; - images->fit_noffset_rd = rd_noffset; - break; -#endif - default: -#ifdef CONFIG_SUPPORT_RAW_INITRD - end = NULL; - if (select) - end = strchr(select, ':'); - if (end) { - rd_len = simple_strtoul(++end, NULL, 16); - rd_data = rd_addr; - } else -#endif - { - puts("Wrong Ramdisk Image Format\n"); - rd_data = rd_len = rd_load = 0; - return 1; - } - } - } 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 = 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; -} - -#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH -/** - * 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; - - if ((s = getenv("initrd_high")) != NULL) { - /* a value of "no" or a similar string will act like 0, - * turning the "load high" feature off. This is intentional. - */ - initrd_high = simple_strtoul(s, NULL, 16); - if (initrd_high == ~0) - initrd_copy_to_ram = 0; - } else { - /* not set, no restrictions to load high */ - initrd_high = ~0; - } - - -#ifdef CONFIG_LOGBUFFER - /* Prevent initrd from overwriting logbuffer */ - lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE); -#endif - - 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); - -#ifdef CONFIG_MP - /* - * Ensure the image is flushed to memory to handle - * AMP boot scenarios in which we might not be - * HW cache coherent - */ - flush_cache((unsigned long)*initrd_start, rd_len); -#endif - 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; -} -#endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */ - -#ifdef CONFIG_SYS_BOOT_GET_CMDLINE -/** - * 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 + getenv_bootm_low() address. If "bootargs" U-boot environemnt - * 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, - getenv_bootm_mapsize() + getenv_bootm_low()); - - if (cmdline == NULL) - return -1; - - if ((s = getenv("bootargs")) == NULL) - s = ""; - - strcpy(cmdline, s); - - *cmd_start = (ulong) & cmdline[0]; - *cmd_end = *cmd_start + strlen(cmdline); - - debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end); - - return 0; -} -#endif /* CONFIG_SYS_BOOT_GET_CMDLINE */ - -#ifdef CONFIG_SYS_BOOT_GET_KBD -/** - * 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 + getenv_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, bd_t **kbd) -{ - *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf, - getenv_bootm_mapsize() + getenv_bootm_low()); - if (*kbd == NULL) - return -1; - - **kbd = *(gd->bd); - - debug("## kernel board info at 0x%08lx\n", (ulong)*kbd); - -#if defined(DEBUG) && defined(CONFIG_CMD_BDI) - do_bdinfo(NULL, 0, 0, NULL); -#endif - - return 0; -} -#endif /* CONFIG_SYS_BOOT_GET_KBD */ - -#ifdef CONFIG_LMB -int image_setup_linux(bootm_headers_t *images) -{ - ulong of_size = images->ft_len; - char **of_flat_tree = &images->ft_addr; - ulong *initrd_start = &images->initrd_start; - ulong *initrd_end = &images->initrd_end; - struct lmb *lmb = &images->lmb; - ulong rd_len; - int ret; - - if (IMAGE_ENABLE_OF_LIBFDT) - boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree); - - if (IMAGE_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 (IMAGE_ENABLE_RAMDISK_HIGH) { - rd_len = images->rd_end - images->rd_start; - ret = boot_ramdisk_high(lmb, images->rd_start, rd_len, - initrd_start, initrd_end); - if (ret) - return ret; - } - - if (IMAGE_ENABLE_OF_LIBFDT) { - ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size); - if (ret) - return ret; - } - - if (IMAGE_ENABLE_OF_LIBFDT && of_size) { - ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb); - if (ret) - return ret; - } - - return 0; -} -#endif /* CONFIG_LMB */ -#endif /* !USE_HOSTCC */ |