diff options
Diffstat (limited to 'common/cmd_bootm.c')
| -rw-r--r-- | common/cmd_bootm.c | 1991 |
1 files changed, 736 insertions, 1255 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 9deb781..44f6b9f 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -21,6 +21,7 @@ * MA 02111-1307 USA */ + /* * Boot support */ @@ -32,56 +33,24 @@ #include <zlib.h> #include <bzlib.h> #include <environment.h> +#include <lmb.h> #include <asm/byteorder.h> -#if defined(CONFIG_OF_LIBFDT) -#include <fdt.h> -#include <libfdt.h> -#include <fdt_support.h> -#endif -#if defined(CONFIG_OF_FLAT_TREE) -#include <ft_build.h> -#endif - -DECLARE_GLOBAL_DATA_PTR; - -/*cmd_boot.c*/ -extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); - -#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) -#include <rtc.h> -#endif - #ifdef CFG_HUSH_PARSER #include <hush.h> #endif -#ifdef CFG_INIT_RAM_LOCK -#include <asm/cache.h> -#endif - -#ifdef CONFIG_LOGBUFFER -#include <logbuff.h> -#endif +DECLARE_GLOBAL_DATA_PTR; -#ifdef CONFIG_HAS_DATAFLASH -#include <dataflash.h> +extern int gunzip (void *dst, int dstlen, unsigned char *src, unsigned long *lenp); +#ifndef CFG_BOOTM_LEN +#define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ #endif -/* - * Some systems (for example LWMON) have very short watchdog periods; - * we must make sure to split long operations like memmove() or - * crc32() into reasonable chunks. - */ -#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) -# define CHUNKSZ (64 * 1024) +#ifdef CONFIG_BZIP2 +extern void bz_internal_error(int); #endif -int gunzip (void *, int, unsigned char *, unsigned long *); - -static void *zalloc(void *, unsigned, unsigned); -static void zfree(void *, void *, unsigned); - #if defined(CONFIG_CMD_IMI) static int image_info (unsigned long addr); #endif @@ -92,12 +61,19 @@ extern flash_info_t flash_info[]; /* info for FLASH chips */ static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); #endif -static void print_type (image_header_t *hdr); +#ifdef CONFIG_SILENT_CONSOLE +static void fixup_silent_linux (void); +#endif -#ifdef __I386__ -image_header_t *fake_header(image_header_t *hdr, void *ptr, int size); +static image_header_t *image_get_kernel (ulong img_addr, int verify); +#if defined(CONFIG_FIT) +static int fit_check_kernel (const void *fit, int os_noffset, int verify); #endif +static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag,int argc, char *argv[], + bootm_headers_t *images, ulong *os_data, ulong *os_len); +extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + /* * Continue booting an OS image; caller already has: * - copied image header to global variable `header' @@ -106,203 +82,134 @@ image_header_t *fake_header(image_header_t *hdr, void *ptr, int size); * - loaded (first part of) image to header load address, * - disabled interrupts. */ -typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], - ulong addr, /* of image to boot */ - ulong *len_ptr, /* multi-file image length table */ - int verify); /* getenv("verify")[0] != 'n' */ - -#ifdef DEBUG -extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); -#endif - -#ifdef CONFIG_PPC -static boot_os_Fcn do_bootm_linux; -#else -extern boot_os_Fcn do_bootm_linux; +typedef void boot_os_fn (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images); /* pointers to os/initrd/fdt */ + +extern boot_os_fn do_bootm_linux; +static boot_os_fn do_bootm_netbsd; +#if defined(CONFIG_LYNXKDI) +static boot_os_fn do_bootm_lynxkdi; +extern void lynxkdi_boot (image_header_t *); #endif -#ifdef CONFIG_SILENT_CONSOLE -static void fixup_silent_linux (void); -#endif -static boot_os_Fcn do_bootm_netbsd; -static boot_os_Fcn do_bootm_rtems; +static boot_os_fn do_bootm_rtems; #if defined(CONFIG_CMD_ELF) -static boot_os_Fcn do_bootm_vxworks; -static boot_os_Fcn do_bootm_qnxelf; -int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); -int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); +static boot_os_fn do_bootm_vxworks; +static boot_os_fn do_bootm_qnxelf; +int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); +int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); #endif #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) -static boot_os_Fcn do_bootm_artos; -#endif -#ifdef CONFIG_LYNXKDI -static boot_os_Fcn do_bootm_lynxkdi; -extern void lynxkdi_boot( image_header_t * ); +static boot_os_fn do_bootm_artos; #endif -#ifndef CFG_BOOTM_LEN -#define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ -#endif +ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ +static bootm_headers_t images; /* pointers to os/initrd/fdt images */ -image_header_t header; +void __board_lmb_reserve(struct lmb *lmb) +{ + /* please define platform specific board_lmb_reserve() */ +} +void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve"))); -ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ +/*******************************************************************/ +/* bootm - boot application image from image in memory */ +/*******************************************************************/ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { - ulong iflag; - ulong addr; - ulong data, len, checksum; - ulong *len_ptr; - uint unc_len = CFG_BOOTM_LEN; - int i, verify; - char *name, *s; - int (*appl)(int, char *[]); - image_header_t *hdr = &header; + ulong iflag; + const char *type_name; + uint unc_len = CFG_BOOTM_LEN; + uint8_t comp, type, os; - s = getenv ("verify"); - verify = (s && (*s == 'n')) ? 0 : 1; + void *os_hdr; + ulong os_data, os_len; + ulong image_start, image_end; + ulong load_start, load_end; + ulong mem_start, mem_size; - if (argc < 2) { - addr = load_addr; - } else { - addr = simple_strtoul(argv[1], NULL, 16); - } + struct lmb lmb; - show_boot_progress (1); - printf ("## Booting image at %08lx ...\n", addr); + memset ((void *)&images, 0, sizeof (images)); + images.verify = getenv_yesno ("verify"); + images.autostart = getenv_yesno ("autostart"); + images.lmb = &lmb; - /* Copy header so we can blank CRC field for re-calculation */ -#ifdef CONFIG_HAS_DATAFLASH - if (addr_dataflash(addr)){ - read_dataflash(addr, sizeof(image_header_t), (char *)&header); - } else -#endif - memmove (&header, (char *)addr, sizeof(image_header_t)); - - if (ntohl(hdr->ih_magic) != IH_MAGIC) { -#ifdef __I386__ /* correct image format not implemented yet - fake it */ - if (fake_header(hdr, (void*)addr, -1) != NULL) { - /* to compensate for the addition below */ - addr -= sizeof(image_header_t); - /* turnof verify, - * fake_header() does not fake the data crc - */ - verify = 0; - } else -#endif /* __I386__ */ - { - puts ("Bad Magic Number\n"); - show_boot_progress (-1); - return 1; - } - } - show_boot_progress (2); + lmb_init(&lmb); - data = (ulong)&header; - len = sizeof(image_header_t); + mem_start = getenv_bootm_low(); + mem_size = getenv_bootm_size(); - checksum = ntohl(hdr->ih_hcrc); - hdr->ih_hcrc = 0; + lmb_add(&lmb, mem_start, mem_size); - if (crc32 (0, (uchar *)data, len) != checksum) { - puts ("Bad Header Checksum\n"); - show_boot_progress (-2); - return 1; - } - show_boot_progress (3); + board_lmb_reserve(&lmb); -#ifdef CONFIG_HAS_DATAFLASH - if (addr_dataflash(addr)){ - len = ntohl(hdr->ih_size) + sizeof(image_header_t); - read_dataflash(addr, len, (char *)CFG_LOAD_ADDR); - addr = CFG_LOAD_ADDR; + /* get kernel image header, start address and length */ + os_hdr = boot_get_kernel (cmdtp, flag, argc, argv, + &images, &os_data, &os_len); + if (os_len == 0) { + puts ("ERROR: can't get kernel image!\n"); + return 1; } -#endif + /* get image parameters */ + switch (genimg_get_format (os_hdr)) { + case IMAGE_FORMAT_LEGACY: + type = image_get_type (os_hdr); + comp = image_get_comp (os_hdr); + os = image_get_os (os_hdr); - /* for multi-file images we need the data part, too */ - print_image_hdr ((image_header_t *)addr); + image_end = image_get_image_end (os_hdr); + load_start = image_get_load (os_hdr); + break; +#if defined(CONFIG_FIT) + case IMAGE_FORMAT_FIT: + if (fit_image_get_type (images.fit_hdr_os, + images.fit_noffset_os, &type)) { + puts ("Can't get image type!\n"); + show_boot_progress (-109); + return 1; + } - data = addr + sizeof(image_header_t); - len = ntohl(hdr->ih_size); + if (fit_image_get_comp (images.fit_hdr_os, + images.fit_noffset_os, &comp)) { + puts ("Can't get image compression!\n"); + show_boot_progress (-110); + return 1; + } - if (verify) { - puts (" Verifying Checksum ... "); - if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { - printf ("Bad Data CRC\n"); - show_boot_progress (-3); + if (fit_image_get_os (images.fit_hdr_os, + images.fit_noffset_os, &os)) { + puts ("Can't get image OS!\n"); + show_boot_progress (-111); return 1; } - puts ("OK\n"); - } - show_boot_progress (4); - len_ptr = (ulong *)data; - -#if defined(__ARM__) - if (hdr->ih_arch != IH_CPU_ARM) -#elif defined(__avr32__) - if (hdr->ih_arch != IH_CPU_AVR32) -#elif defined(__bfin__) - if (hdr->ih_arch != IH_CPU_BLACKFIN) -#elif defined(__I386__) - if (hdr->ih_arch != IH_CPU_I386) -#elif defined(__M68K__) - if (hdr->ih_arch != IH_CPU_M68K) -#elif defined(__microblaze__) - if (hdr->ih_arch != IH_CPU_MICROBLAZE) -#elif defined(__mips__) - if (hdr->ih_arch != IH_CPU_MIPS) -#elif defined(__nios__) - if (hdr->ih_arch != IH_CPU_NIOS) -#elif defined(__nios2__) - if (hdr->ih_arch != IH_CPU_NIOS2) -#elif defined(__PPC__) - if (hdr->ih_arch != IH_CPU_PPC) -#elif defined(__sh__) - if (hdr->ih_arch != IH_CPU_SH) -#else -# error Unknown CPU type -#endif - { - printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch); - show_boot_progress (-4); - return 1; - } - show_boot_progress (5); - - switch (hdr->ih_type) { - case IH_TYPE_STANDALONE: - name = "Standalone Application"; - /* A second argument overwrites the load address */ - if (argc > 2) { - hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16)); + image_end = fit_get_end (images.fit_hdr_os); + + if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os, + &load_start)) { + puts ("Can't get image load address!\n"); + show_boot_progress (-112); + return 1; } break; - case IH_TYPE_KERNEL: - name = "Kernel Image"; - break; - case IH_TYPE_MULTI: - name = "Multi-File Image"; - len = ntohl(len_ptr[0]); - /* OS kernel is always the first image */ - data += 8; /* kernel_len + terminator */ - for (i=1; len_ptr[i]; ++i) - data += 4; - break; - default: printf ("Wrong Image Type for %s command\n", cmdtp->name); - show_boot_progress (-5); +#endif + default: + puts ("ERROR: unknown image format type!\n"); return 1; } - show_boot_progress (6); + + image_start = (ulong)os_hdr; + load_end = 0; + type_name = genimg_get_type_name (type); /* * We have reached the point of no return: we are going to * overwrite all exception vector code, so we cannot easily * recover from any failures any more... */ - iflag = disable_interrupts(); #ifdef CONFIG_AMIGAONEG3SE @@ -316,138 +223,120 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) dcache_disable(); #endif - switch (hdr->ih_comp) { + switch (comp) { case IH_COMP_NONE: - if(ntohl(hdr->ih_load) == addr) { - printf (" XIP %s ... ", name); + if (load_start == (ulong)os_hdr) { + printf (" XIP %s ... ", type_name); } else { -#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) - size_t l = len; - void *to = (void *)ntohl(hdr->ih_load); - void *from = (void *)data; - - printf (" Loading %s ... ", name); - - while (l > 0) { - size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; - WATCHDOG_RESET(); - memmove (to, from, tail); - to += tail; - from += tail; - l -= tail; - } -#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ - memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len); -#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ + printf (" Loading %s ... ", type_name); + + memmove_wd ((void *)load_start, + (void *)os_data, os_len, CHUNKSZ); + + load_end = load_start + os_len; + puts("OK\n"); } break; case IH_COMP_GZIP: - printf (" Uncompressing %s ... ", name); - if (gunzip ((void *)ntohl(hdr->ih_load), unc_len, - (uchar *)data, &len) != 0) { - puts ("GUNZIP ERROR - must RESET board to recover\n"); + printf (" Uncompressing %s ... ", type_name); + if (gunzip ((void *)load_start, unc_len, + (uchar *)os_data, &os_len) != 0) { + puts ("GUNZIP: uncompress or overwrite error " + "- must RESET board to recover\n"); show_boot_progress (-6); do_reset (cmdtp, flag, argc, argv); } + + load_end = load_start + os_len; break; #ifdef CONFIG_BZIP2 case IH_COMP_BZIP2: - printf (" Uncompressing %s ... ", name); + printf (" Uncompressing %s ... ", type_name); /* * If we've got less than 4 MB of malloc() space, * use slower decompression algorithm which requires * at most 2300 KB of memory. */ - i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load), - &unc_len, (char *)data, len, - CFG_MALLOC_LEN < (4096 * 1024), 0); + int i = BZ2_bzBuffToBuffDecompress ((char*)load_start, + &unc_len, (char *)os_data, os_len, + CFG_MALLOC_LEN < (4096 * 1024), 0); if (i != BZ_OK) { - printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i); + printf ("BUNZIP2: uncompress or overwrite error %d " + "- must RESET board to recover\n", i); show_boot_progress (-6); do_reset (cmdtp, flag, argc, argv); } + + load_end = load_start + unc_len; break; #endif /* CONFIG_BZIP2 */ default: if (iflag) enable_interrupts(); - printf ("Unimplemented compression type %d\n", hdr->ih_comp); + printf ("Unimplemented compression type %d\n", comp); show_boot_progress (-7); return 1; } puts ("OK\n"); + debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load_start, load_end); show_boot_progress (7); - switch (hdr->ih_type) { - case IH_TYPE_STANDALONE: - if (iflag) - enable_interrupts(); + if ((load_start < image_end) && (load_end > image_start)) { + debug ("image_start = 0x%lX, image_end = 0x%lx\n", image_start, image_end); + debug ("load_start = 0x%lx, load_end = 0x%lx\n", load_start, load_end); - /* load (and uncompress), but don't start if "autostart" - * is set to "no" - */ - if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) { - char buf[32]; - sprintf(buf, "%lX", len); - setenv("filesize", buf); - return 0; + if (images.legacy_hdr_valid) { + if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI) + puts ("WARNING: legacy format multi component " + "image overwritten\n"); + } else { + puts ("ERROR: new format image overwritten - " + "must RESET the board to recover\n"); + show_boot_progress (-113); + do_reset (cmdtp, flag, argc, argv); } - appl = (int (*)(int, char *[]))ntohl(hdr->ih_ep); - (*appl)(argc-1, &argv[1]); - return 0; - case IH_TYPE_KERNEL: - case IH_TYPE_MULTI: - /* handled below */ - break; - default: - if (iflag) - enable_interrupts(); - printf ("Can't boot image type %d\n", hdr->ih_type); - show_boot_progress (-8); - return 1; } + show_boot_progress (8); - switch (hdr->ih_os) { + lmb_reserve(&lmb, load_start, (load_end - load_start)); + + switch (os) { default: /* handled by (original) Linux case */ case IH_OS_LINUX: #ifdef CONFIG_SILENT_CONSOLE fixup_silent_linux(); #endif - do_bootm_linux (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_linux (cmdtp, flag, argc, argv, &images); break; + case IH_OS_NETBSD: - do_bootm_netbsd (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_netbsd (cmdtp, flag, argc, argv, &images); break; #ifdef CONFIG_LYNXKDI case IH_OS_LYNXOS: - do_bootm_lynxkdi (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_lynxkdi (cmdtp, flag, argc, argv, &images); break; #endif case IH_OS_RTEMS: - do_bootm_rtems (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_rtems (cmdtp, flag, argc, argv, &images); break; #if defined(CONFIG_CMD_ELF) case IH_OS_VXWORKS: - do_bootm_vxworks (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_vxworks (cmdtp, flag, argc, argv, &images); break; + case IH_OS_QNX: - do_bootm_qnxelf (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_qnxelf (cmdtp, flag, argc, argv, &images); break; #endif + #ifdef CONFIG_ARTOS case IH_OS_ARTOS: - do_bootm_artos (cmdtp, flag, argc, argv, - addr, len_ptr, verify); + do_bootm_artos (cmdtp, flag, argc, argv, &images); break; #endif } @@ -455,94 +344,94 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) show_boot_progress (-9); #ifdef DEBUG puts ("\n## Control returned to monitor - resetting...\n"); - do_reset (cmdtp, flag, argc, argv); + if (images.autostart) + do_reset (cmdtp, flag, argc, argv); #endif + if (!images.autostart && iflag) + enable_interrupts(); + return 1; } -U_BOOT_CMD( - bootm, CFG_MAXARGS, 1, do_bootm, - "bootm - boot application image from memory\n", - "[addr [arg ...]]\n - boot application image stored in memory\n" - "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" - "\t'arg' can be the address of an initrd image\n" -#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) - "\tWhen booting a Linux kernel which requires a flat device-tree\n" - "\ta third argument is required which is the address of the\n" - "\tdevice-tree blob. To boot that kernel without an initrd image,\n" - "\tuse a '-' for the second argument. If you do not pass a third\n" - "\ta bd_info struct will be passed instead\n" -#endif -); - -#ifdef CONFIG_SILENT_CONSOLE -static void -fixup_silent_linux () +/** + * image_get_kernel - verify legacy format kernel image + * @img_addr: in RAM address of the legacy format image to be verified + * @verify: data CRC verification flag + * + * image_get_kernel() verifies legacy image integrity and returns pointer to + * legacy image header if image verification was completed successfully. + * + * returns: + * pointer to a legacy image header if valid image was found + * otherwise return NULL + */ +static image_header_t *image_get_kernel (ulong img_addr, int verify) { - char buf[256], *start, *end; - char *cmdline = getenv ("bootargs"); + image_header_t *hdr = (image_header_t *)img_addr; - /* Only fix cmdline when requested */ - if (!(gd->flags & GD_FLG_SILENT)) - return; + if (!image_check_magic(hdr)) { + puts ("Bad Magic Number\n"); + show_boot_progress (-1); + return NULL; + } + show_boot_progress (2); - debug ("before silent fix-up: %s\n", cmdline); - if (cmdline) { - if ((start = strstr (cmdline, "console=")) != NULL) { - end = strchr (start, ' '); - strncpy (buf, cmdline, (start - cmdline + 8)); - if (end) - strcpy (buf + (start - cmdline + 8), end); - else - buf[start - cmdline + 8] = '\0'; - } else { - strcpy (buf, cmdline); - strcat (buf, " console="); + if (!image_check_hcrc (hdr)) { + puts ("Bad Header Checksum\n"); + show_boot_progress (-2); + return NULL; + } + + show_boot_progress (3); + image_print_contents (hdr); + + if (verify) { + puts (" Verifying Checksum ... "); + if (!image_check_dcrc (hdr)) { + printf ("Bad Data CRC\n"); + show_boot_progress (-3); + return NULL; } - } else { - strcpy (buf, "console="); + puts ("OK\n"); } + show_boot_progress (4); - setenv ("bootargs", buf); - debug ("after silent fix-up: %s\n", buf); + if (!image_check_target_arch (hdr)) { + printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr)); + show_boot_progress (-4); + return NULL; + } + return hdr; } -#endif /* CONFIG_SILENT_CONSOLE */ -#ifdef CONFIG_PPC -static void __attribute__((noinline)) -do_bootm_linux (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], - ulong addr, - ulong *len_ptr, - int verify) +/** + * fit_check_kernel - verify FIT format kernel subimage + * @fit_hdr: pointer to the FIT image header + * os_noffset: kernel subimage node offset within FIT image + * @verify: data CRC verification flag + * + * fit_check_kernel() verifies integrity of the kernel subimage and from + * specified FIT image. + * + * returns: + * 1, on success + * 0, on failure + */ +#if defined (CONFIG_FIT) +static int fit_check_kernel (const void *fit, int os_noffset, int verify) { - ulong sp; - ulong len, checksum; - ulong initrd_start, initrd_end; - ulong cmd_start, cmd_end; - ulong initrd_high; - ulong data; - int initrd_copy_to_ram = 1; - char *cmdline; - char *s; - bd_t *kbd; - void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); - image_header_t *hdr = &header; -#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) - char *of_flat_tree = NULL; - ulong of_data = 0; -#endif + fit_image_print (fit, os_noffset, " "); - 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; + if (verify) { + puts (" Verifying Hash Integrity ... "); + if (!fit_image_check_hashes (fit, os_noffset)) { + puts ("Bad Data Hash\n"); + show_boot_progress (-104); + return 0; + } + puts ("OK\n"); } + show_boot_progress (105); #ifdef CONFIG_LOGBUFFER #ifndef CONFIG_ALT_LB_ADDR @@ -555,539 +444,453 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, debug ("## Logbuffer at 0x%08lX ", CONFIG_ALT_LB_ADDR); #endif #endif + if (!fit_image_check_target_arch (fit, os_noffset)) { + puts ("Unsupported Architecture\n"); + show_boot_progress (-105); + return 0; + } - /* - * Booting a (Linux) kernel image - * - * Allocate space for command line and board info - the - * address should be as high as possible within the reach of - * the kernel (see CFG_BOOTMAPSZ settings), but in unused - * memory, which means far enough below the current stack - * pointer. - */ - - asm( "mr %0,1": "=r"(sp) : ); - - debug ("## Current stack ends at 0x%08lX ", sp); - - sp -= 2048; /* just to be sure */ - if (sp > CFG_BOOTMAPSZ) - sp = CFG_BOOTMAPSZ; - sp &= ~0xF; - - debug ("=> set upper limit to 0x%08lX\n", sp); - - cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF); - kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF); - - if ((s = getenv("bootargs")) == NULL) - s = ""; - - strcpy (cmdline, s); - - cmd_start = (ulong)&cmdline[0]; - cmd_end = cmd_start + strlen(cmdline); - - *kbd = *(gd->bd); + show_boot_progress (106); + if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) { + puts ("Not a kernel image\n"); + show_boot_progress (-106); + return 0; + } -#ifdef DEBUG - printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end); + show_boot_progress (107); + return 1; +} +#endif /* CONFIG_FIT */ - do_bdinfo (NULL, 0, 0, NULL); +/** + * boot_get_kernel - find kernel image + * @os_data: pointer to a ulong variable, will hold os data start address + * @os_len: pointer to a ulong variable, will hold os data length + * + * boot_get_kernel() tries to find a kernel image, verifies its integrity + * and locates kernel data. + * + * returns: + * pointer to image header if valid image was found, plus kernel start + * address and length, otherwise NULL + */ +static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], + bootm_headers_t *images, ulong *os_data, ulong *os_len) +{ + image_header_t *hdr; + ulong img_addr; +#if defined(CONFIG_FIT) + void *fit_hdr; + const char *fit_uname_config = NULL; + const char *fit_uname_kernel = NULL; + const void *data; + size_t len; + int cfg_noffset; + int os_noffset; #endif - if ((s = getenv ("clocks_in_mhz")) != NULL) { - /* convert all clock information to MHz */ - kbd->bi_intfreq /= 1000000L; - kbd->bi_busfreq /= 1000000L; -#if defined(CONFIG_MPC8220) - kbd->bi_inpfreq /= 1000000L; - kbd->bi_pcifreq /= 1000000L; - kbd->bi_pevfreq /= 1000000L; - kbd->bi_flbfreq /= 1000000L; - kbd->bi_vcofreq /= 1000000L; -#endif -#if defined(CONFIG_CPM2) - kbd->bi_cpmfreq /= 1000000L; - kbd->bi_brgfreq /= 1000000L; - kbd->bi_sccfreq /= 1000000L; - kbd->bi_vco /= 1000000L; + /* find out kernel image address */ + if (argc < 2) { + 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[1], 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[1], load_addr, &img_addr, + &fit_uname_kernel)) { + debug ("* kernel: subimage '%s' from image at 0x%08lx\n", + fit_uname_kernel, img_addr); #endif -#if defined(CONFIG_MPC5xxx) - kbd->bi_ipbfreq /= 1000000L; - kbd->bi_pcifreq /= 1000000L; -#endif /* CONFIG_MPC5xxx */ + } else { + img_addr = simple_strtoul(argv[1], NULL, 16); + debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr); } - kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep); - - /* - * Check if there is an initrd image - */ + show_boot_progress (1); -#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) - /* Look for a '-' which indicates to ignore the ramdisk argument */ - if (argc >= 3 && strcmp(argv[2], "-") == 0) { - debug ("Skipping initrd\n"); - len = data = 0; + /* copy from dataflash if needed */ + img_addr = genimg_get_image (img_addr); + + /* check image type, for FIT images get FIT kernel node */ + *os_data = *os_len = 0; + switch (genimg_get_format ((void *)img_addr)) { + case IMAGE_FORMAT_LEGACY: + printf ("## Booting kernel from Legacy Image at %08lx ...\n", + img_addr); + hdr = image_get_kernel (img_addr, images->verify); + if (!hdr) + return NULL; + show_boot_progress (5); + + /* get os_data and os_len */ + switch (image_get_type (hdr)) { + case IH_TYPE_KERNEL: + *os_data = image_get_data (hdr); + *os_len = image_get_data_size (hdr); + break; + case IH_TYPE_MULTI: + image_multi_getimg (hdr, 0, os_data, os_len); + break; + default: + printf ("Wrong Image Type for %s command\n", cmdtp->name); + show_boot_progress (-5); + return NULL; } - else -#endif - if (argc >= 3) { - debug ("Not skipping initrd\n"); - show_boot_progress (9); - addr = simple_strtoul(argv[2], NULL, 16); - - printf ("## Loading RAMDisk Image at %08lx ...\n", addr); + /* + * copy image header to allow for image overwrites during kernel + * decompression. + */ + memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t)); - /* Copy header so we can blank CRC field for re-calculation */ - memmove (&header, (char *)addr, sizeof(image_header_t)); + /* save pointer to image header */ + images->legacy_hdr_os = hdr; - if (ntohl(hdr->ih_magic) != IH_MAGIC) { - puts ("Bad Magic Number\n"); - show_boot_progress (-10); - do_reset (cmdtp, flag, argc, argv); + images->legacy_hdr_valid = 1; + show_boot_progress (6); + break; +#if defined(CONFIG_FIT) + case IMAGE_FORMAT_FIT: + fit_hdr = (void *)img_addr; + printf ("## Booting kernel from FIT Image at %08lx ...\n", + img_addr); + + if (!fit_check_format (fit_hdr)) { + puts ("Bad FIT kernel image format!\n"); + show_boot_progress (-100); + return NULL; } + show_boot_progress (100); - data = (ulong)&header; - len = sizeof(image_header_t); - - checksum = ntohl(hdr->ih_hcrc); - hdr->ih_hcrc = 0; + if (!fit_uname_kernel) { + /* + * no kernel image node unit name, try to get config + * node first. If config unit node name is NULL + * fit_conf_get_node() will try to find default config node + */ + show_boot_progress (101); + cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config); + if (cfg_noffset < 0) { + show_boot_progress (-101); + return NULL; + } + /* save configuration uname provided in the first + * bootm argument + */ + images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL); + printf (" Using '%s' configuration\n", images->fit_uname_cfg); + show_boot_progress (103); - if (crc32 (0, (uchar *)data, len) != checksum) { - puts ("Bad Header Checksum\n"); - show_boot_progress (-11); - do_reset (cmdtp, flag, argc, argv); + os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset); + fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL); + } else { + /* get kernel component image node offset */ + show_boot_progress (102); + os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel); + } + if (os_noffset < 0) { + show_boot_progress (-103); + return NULL; } - show_boot_progress (10); + printf (" Trying '%s' kernel subimage\n", fit_uname_kernel); - print_image_hdr (hdr); + show_boot_progress (104); + if (!fit_check_kernel (fit_hdr, os_noffset, images->verify)) + return NULL; - data = addr + sizeof(image_header_t); - len = ntohl(hdr->ih_size); + /* get kernel image data address and length */ + if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) { + puts ("Could not find kernel subimage data!\n"); + show_boot_progress (-107); + return NULL; + } + show_boot_progress (108); - if (verify) { - ulong csum = 0; -#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) - ulong cdata = data, edata = cdata + len; -#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ + *os_len = len; + *os_data = (ulong)data; + images->fit_hdr_os = fit_hdr; + images->fit_uname_os = fit_uname_kernel; + images->fit_noffset_os = os_noffset; + break; +#endif + default: + printf ("Wrong Image Format for %s command\n", cmdtp->name); + show_boot_progress (-108); + return NULL; + } - puts (" Verifying Checksum ... "); + debug (" kernel data at 0x%08lx, len = 0x%08lx (%d)\n", + *os_data, *os_len, *os_len); -#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) + return (void *)img_addr; +} - while (cdata < edata) { - ulong chunk = edata - cdata; +U_BOOT_CMD( + bootm, CFG_MAXARGS, 1, do_bootm, + "bootm - boot application image from memory\n", + "[addr [arg ...]]\n - boot application image stored in memory\n" + "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" + "\t'arg' can be the address of an initrd image\n" +#if defined(CONFIG_OF_LIBFDT) + "\tWhen booting a Linux kernel which requires a flat device-tree\n" + "\ta third argument is required which is the address of the\n" + "\tdevice-tree blob. To boot that kernel without an initrd image,\n" + "\tuse a '-' for the second argument. If you do not pass a third\n" + "\ta bd_info struct will be passed instead\n" +#endif +#if defined(CONFIG_FIT) + "\t\nFor the new multi component uImage format (FIT) addresses\n" + "\tmust be extened to include component or configuration unit name:\n" + "\taddr:<subimg_uname> - direct component image specification\n" + "\taddr#<conf_uname> - configuration specification\n" + "\tUse iminfo command to get the list of existing component\n" + "\timages and configurations.\n" +#endif +); - if (chunk > CHUNKSZ) - chunk = CHUNKSZ; - csum = crc32 (csum, (uchar *)cdata, chunk); - cdata += chunk; +/*******************************************************************/ +/* bootd - boot default image */ +/*******************************************************************/ +#if defined(CONFIG_CMD_BOOTD) +int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int rcode = 0; - WATCHDOG_RESET(); - } -#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ - csum = crc32 (0, (uchar *)data, len); -#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ - - if (csum != ntohl(hdr->ih_dcrc)) { - puts ("Bad Data CRC\n"); - show_boot_progress (-12); - do_reset (cmdtp, flag, argc, argv); - } - puts ("OK\n"); - } +#ifndef CFG_HUSH_PARSER + if (run_command (getenv ("bootcmd"), flag) < 0) + rcode = 1; +#else + if (parse_string_outer (getenv ("bootcmd"), + FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0) + rcode = 1; +#endif + return rcode; +} - show_boot_progress (11); +U_BOOT_CMD( + boot, 1, 1, do_bootd, + "boot - boot default, i.e., run 'bootcmd'\n", + NULL +); - if ((hdr->ih_os != IH_OS_LINUX) || - (hdr->ih_arch != IH_CPU_PPC) || - (hdr->ih_type != IH_TYPE_RAMDISK) ) { - puts ("No Linux PPC Ramdisk Image\n"); - show_boot_progress (-13); - do_reset (cmdtp, flag, argc, argv); - } +/* keep old command name "bootd" for backward compatibility */ +U_BOOT_CMD( + bootd, 1, 1, do_bootd, + "bootd - boot default, i.e., run 'bootcmd'\n", + NULL +); - /* - * Now check if we have a multifile image - */ - } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) { - u_long tail = ntohl(len_ptr[0]) % 4; - int i; - - show_boot_progress (13); - - /* skip kernel length and terminator */ - data = (ulong)(&len_ptr[2]); - /* skip any additional image length fields */ - for (i=1; len_ptr[i]; ++i) - data += 4; - /* add kernel length, and align */ - data += ntohl(len_ptr[0]); - if (tail) { - data += 4 - tail; - } +#endif - len = ntohl(len_ptr[1]); - } else { - /* - * no initrd image - */ - show_boot_progress (14); +/*******************************************************************/ +/* iminfo - print header info for a requested image */ +/*******************************************************************/ +#if defined(CONFIG_CMD_IMI) +int do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int arg; + ulong addr; + int rcode = 0; - len = data = 0; + if (argc < 2) { + return image_info (load_addr); } -#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) - if(argc > 3) { - of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16); - hdr = (image_header_t *)of_flat_tree; -#if defined(CONFIG_OF_FLAT_TREE) - if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { -#else - if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { -#endif -#ifndef CFG_NO_FLASH - if (addr2info((ulong)of_flat_tree) != NULL) - of_data = (ulong)of_flat_tree; -#endif - } else if (ntohl(hdr->ih_magic) == IH_MAGIC) { - printf("## Flat Device Tree at %08lX\n", hdr); - print_image_hdr(hdr); - - if ((ntohl(hdr->ih_load) < ((unsigned long)hdr + ntohl(hdr->ih_size) + sizeof(hdr))) && - ((ntohl(hdr->ih_load) + ntohl(hdr->ih_size)) > (unsigned long)hdr)) { - puts ("ERROR: fdt overwritten - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } + for (arg = 1; arg < argc; ++arg) { + addr = simple_strtoul (argv[arg], NULL, 16); + if (image_info (addr) != 0) + rcode = 1; + } + return rcode; +} - puts (" Verifying Checksum ... "); - memmove (&header, (char *)hdr, sizeof(image_header_t)); - checksum = ntohl(header.ih_hcrc); - header.ih_hcrc = 0; +static int image_info (ulong addr) +{ + void *hdr = (void *)addr; - if(checksum != crc32(0, (uchar *)&header, sizeof(image_header_t))) { - puts ("ERROR: fdt header checksum invalid - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } + printf ("\n## Checking Image at %08lx ...\n", addr); - checksum = ntohl(hdr->ih_dcrc); - addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t)); + switch (genimg_get_format (hdr)) { + case IMAGE_FORMAT_LEGACY: + puts (" Legacy image found\n"); + if (!image_check_magic (hdr)) { + puts (" Bad Magic Number\n"); + return 1; + } - if(checksum != crc32(0, (uchar *)addr, ntohl(hdr->ih_size))) { - puts ("ERROR: fdt checksum invalid - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } - puts ("OK\n"); + if (!image_check_hcrc (hdr)) { + puts (" Bad Header Checksum\n"); + return 1; + } - if (ntohl(hdr->ih_type) != IH_TYPE_FLATDT) { - puts ("ERROR: uImage is not a fdt - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } - if (ntohl(hdr->ih_comp) != IH_COMP_NONE) { - puts ("ERROR: uImage is compressed - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } -#if defined(CONFIG_OF_FLAT_TREE) - if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { -#else - if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { -#endif - puts ("ERROR: uImage data is not a fdt - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } + image_print_contents (hdr); - memmove((void *)ntohl(hdr->ih_load), - (void *)(of_flat_tree + sizeof(image_header_t)), - ntohl(hdr->ih_size)); - of_flat_tree = (char *)ntohl(hdr->ih_load); - } else { - puts ("Did not find a flat Flat Device Tree.\n" - "Must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } - printf (" Booting using the fdt at 0x%x\n", - of_flat_tree); - } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]) && (len_ptr[2])) { - u_long tail = ntohl(len_ptr[0]) % 4; - int i; - - /* skip kernel length, initrd length, and terminator */ - of_flat_tree = (char *)(&len_ptr[3]); - /* skip any additional image length fields */ - for (i=2; len_ptr[i]; ++i) - of_flat_tree += 4; - /* add kernel length, and align */ - of_flat_tree += ntohl(len_ptr[0]); - if (tail) { - of_flat_tree += 4 - tail; + puts (" Verifying Checksum ... "); + if (!image_check_dcrc (hdr)) { + puts (" Bad Data CRC\n"); + return 1; } + puts ("OK\n"); + return 0; +#if defined(CONFIG_FIT) + case IMAGE_FORMAT_FIT: + puts (" FIT image found\n"); - /* add initrd length, and align */ - tail = ntohl(len_ptr[1]) % 4; - of_flat_tree += ntohl(len_ptr[1]); - if (tail) { - of_flat_tree += 4 - tail; + if (!fit_check_format (hdr)) { + puts ("Bad FIT image format!\n"); + return 1; } -#ifndef CFG_NO_FLASH - /* move the blob if it is in flash (set of_data to !null) */ - if (addr2info ((ulong)of_flat_tree) != NULL) - of_data = (ulong)of_flat_tree; + fit_print_contents (hdr); + return 0; #endif + default: + puts ("Unknown image format!\n"); + break; + } + return 1; +} -#if defined(CONFIG_OF_FLAT_TREE) - if (*((ulong *)(of_flat_tree)) != OF_DT_HEADER) { -#else - if (fdt_check_header (of_flat_tree) != 0) { +U_BOOT_CMD( + iminfo, CFG_MAXARGS, 1, do_iminfo, + "iminfo - print header information for application image\n", + "addr [addr ...]\n" + " - print header information for application image starting at\n" + " address 'addr' in memory; this includes verification of the\n" + " image contents (magic number, header and payload checksums)\n" +); #endif - puts ("ERROR: image is not a fdt - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } -#if defined(CONFIG_OF_FLAT_TREE) - if (((struct boot_param_header *)of_flat_tree)->totalsize != - ntohl (len_ptr[2])) { -#else - if (be32_to_cpu (fdt_totalsize (of_flat_tree)) != - ntohl(len_ptr[2])) { -#endif - puts ("ERROR: fdt size != image size - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } - } -#endif - if (!data) { - debug ("No initrd\n"); - } - if (data) { - if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ - initrd_start = data; - initrd_end = initrd_start + len; - } else { - initrd_start = (ulong)kbd - len; - initrd_start &= ~(4096 - 1); /* align on page */ +/*******************************************************************/ +/* imls - list all images found in flash */ +/*******************************************************************/ +#if defined(CONFIG_CMD_IMLS) +int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + flash_info_t *info; + int i, j; + void *hdr; + + for (i = 0, info = &flash_info[0]; + i < CFG_MAX_FLASH_BANKS; ++i, ++info) { - if (initrd_high) { - ulong nsp; + if (info->flash_id == FLASH_UNKNOWN) + goto next_bank; + for (j = 0; j < info->sector_count; ++j) { - /* - * the inital ramdisk does not need to be within - * CFG_BOOTMAPSZ as it is not accessed until after - * the mm system is initialised. - * - * do the stack bottom calculation again and see if - * the initrd will fit just below the monitor stack - * bottom without overwriting the area allocated - * above for command line args and board info. - */ - asm( "mr %0,1": "=r"(nsp) : ); - nsp -= 2048; /* just to be sure */ - nsp &= ~0xF; - if (nsp > initrd_high) /* limit as specified */ - nsp = initrd_high; - nsp -= len; - nsp &= ~(4096 - 1); /* align on page */ - if (nsp >= sp) - initrd_start = nsp; - } + hdr = (void *)info->start[j]; + if (!hdr) + goto next_sector; - show_boot_progress (12); - - debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", - data, data + len - 1, len, len); - - initrd_end = initrd_start + len; - printf (" Loading Ramdisk to %08lx, end %08lx ... ", - initrd_start, initrd_end); -#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) - { - size_t l = len; - void *to = (void *)initrd_start; - void *from = (void *)data; - - while (l > 0) { - size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; - WATCHDOG_RESET(); - memmove (to, from, tail); - to += tail; - from += tail; - l -= tail; + switch (genimg_get_format (hdr)) { + case IMAGE_FORMAT_LEGACY: + if (!image_check_hcrc (hdr)) + goto next_sector; + + printf ("Legacy Image at %08lX:\n", (ulong)hdr); + image_print_contents (hdr); + + puts (" Verifying Checksum ... "); + if (!image_check_dcrc (hdr)) { + puts ("Bad Data CRC\n"); + } else { + puts ("OK\n"); + } + break; +#if defined(CONFIG_FIT) + case IMAGE_FORMAT_FIT: + if (!fit_check_format (hdr)) + goto next_sector; + + printf ("FIT Image at %08lX:\n", (ulong)hdr); + fit_print_contents (hdr); + break; +#endif + default: + goto next_sector; } + +next_sector: ; } -#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ - memmove ((void *)initrd_start, (void *)data, len); -#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ - puts ("OK\n"); - } - } else { - initrd_start = 0; - initrd_end = 0; +next_bank: ; } -#if defined(CONFIG_OF_LIBFDT) + return (0); +} -#ifdef CFG_BOOTMAPSZ - /* - * The blob must be within CFG_BOOTMAPSZ, - * so we flag it to be copied if it is not. - */ - if (of_flat_tree >= (char *)CFG_BOOTMAPSZ) - of_data = (ulong)of_flat_tree; +U_BOOT_CMD( + imls, 1, 1, do_imls, + "imls - list all images found in flash\n", + "\n" + " - Prints information about all images found at sector\n" + " boundaries in flash.\n" +); #endif - /* move of_flat_tree if needed */ - if (of_data) { - int err; - ulong of_start, of_len; - - of_len = be32_to_cpu(fdt_totalsize(of_data)); - - /* position on a 4K boundary before the kbd */ - of_start = (ulong)kbd - of_len; - of_start &= ~(4096 - 1); /* align on page */ - debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", - of_data, of_data + of_len - 1, of_len, of_len); - - of_flat_tree = (char *)of_start; - printf (" Loading Device Tree to %08lx, end %08lx ... ", - of_start, of_start + of_len - 1); - err = fdt_open_into((void *)of_data, (void *)of_start, of_len); - if (err != 0) { - puts ("ERROR: fdt move failed - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } - puts ("OK\n"); - } - /* - * Add the chosen node if it doesn't exist, add the env and bd_t - * if the user wants it (the logic is in the subroutines). - */ - if (of_flat_tree) { - if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { - puts ("ERROR: /chosen node create failed - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } -#ifdef CONFIG_OF_HAS_UBOOT_ENV - if (fdt_env(of_flat_tree) < 0) { - puts ("ERROR: /u-boot-env node create failed - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); - } -#endif -#ifdef CONFIG_OF_HAS_BD_T - if (fdt_bd_t(of_flat_tree) < 0) { - puts ("ERROR: /bd_t node create failed - " - "must RESET the board to recover.\n"); - do_reset (cmdtp, flag, argc, argv); +/*******************************************************************/ +/* helper routines */ +/*******************************************************************/ +#ifdef CONFIG_SILENT_CONSOLE +static void fixup_silent_linux () +{ + char buf[256], *start, *end; + char *cmdline = getenv ("bootargs"); + + /* Only fix cmdline when requested */ + if (!(gd->flags & GD_FLG_SILENT)) + return; + + debug ("before silent fix-up: %s\n", cmdline); + if (cmdline) { + if ((start = strstr (cmdline, "console=")) != NULL) { + end = strchr (start, ' '); + strncpy (buf, cmdline, (start - cmdline + 8)); + if (end) + strcpy (buf + (start - cmdline + 8), end); + else + buf[start - cmdline + 8] = '\0'; + } else { + strcpy (buf, cmdline); + strcat (buf, " console="); } -#endif -#ifdef CONFIG_OF_BOARD_SETUP - /* Call the board-specific fixup routine */ - ft_board_setup(of_flat_tree, gd->bd); -#endif + } else { + strcpy (buf, "console="); } -#endif /* CONFIG_OF_LIBFDT */ -#if defined(CONFIG_OF_FLAT_TREE) -#ifdef CFG_BOOTMAPSZ - /* - * The blob must be within CFG_BOOTMAPSZ, - * so we flag it to be copied if it is not. - */ - if (of_flat_tree >= (char *)CFG_BOOTMAPSZ) - of_data = (ulong)of_flat_tree; -#endif - /* move of_flat_tree if needed */ - if (of_data) { - ulong of_start, of_len; - of_len = ((struct boot_param_header *)of_data)->totalsize; - - /* provide extra 8k pad */ - of_start = (ulong)kbd - of_len - 8192; - of_start &= ~(4096 - 1); /* align on page */ - debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", - of_data, of_data + of_len - 1, of_len, of_len); - - of_flat_tree = (char *)of_start; - printf (" Loading Device Tree to %08lx, end %08lx ... ", - of_start, of_start + of_len - 1); - memmove ((void *)of_start, (void *)of_data, of_len); - puts ("OK\n"); - } - /* - * Create the /chosen node and modify the blob with board specific - * values as needed. - */ - ft_setup(of_flat_tree, kbd, initrd_start, initrd_end); - /* ft_dump_blob(of_flat_tree); */ -#endif - debug ("## Transferring control to Linux (at address %08lx) ...\n", - (ulong)kernel); + setenv ("bootargs", buf); + debug ("after silent fix-up: %s\n", buf); +} +#endif /* CONFIG_SILENT_CONSOLE */ - show_boot_progress (15); -#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500) - unlock_ram_in_cache(); -#endif +/*******************************************************************/ +/* OS booting routines */ +/*******************************************************************/ -#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) - if (of_flat_tree) { /* device tree; boot new style */ - /* - * Linux Kernel Parameters (passing device tree): - * r3: pointer to the fdt, followed by the board info data - * r4: physical pointer to the kernel itself - * r5: NULL - * r6: NULL - * r7: NULL - */ - (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0); - /* does not return */ +static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images) +{ + void (*loader)(bd_t *, image_header_t *, char *, char *); + image_header_t *os_hdr, *hdr; + ulong kernel_data, kernel_len; + char *consdev; + char *cmdline; + +#if defined(CONFIG_FIT) + if (!images->legacy_hdr_valid) { + fit_unsupported_reset ("NetBSD"); + do_reset (cmdtp, flag, argc, argv); } #endif - /* - * Linux Kernel Parameters (passing board info data): - * r3: ptr to board info data - * r4: initrd_start or 0 if no initrd - * r5: initrd_end - unused if r4 is 0 - * r6: Start of command line string - * r7: End of command line string - */ - (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end); - /* does not return */ -} -#endif /* CONFIG_PPC */ - -static void -do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], - ulong addr, - ulong *len_ptr, - int verify) -{ - image_header_t *hdr = &header; - - void (*loader)(bd_t *, image_header_t *, char *, char *); - image_header_t *img_addr; - char *consdev; - char *cmdline; - + hdr = images->legacy_hdr_os; /* * Booting a (NetBSD) kernel image @@ -1100,11 +903,12 @@ do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, * line, the name of the console device, and (optionally) the * address of the original image header. */ - - img_addr = 0; - if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) - img_addr = (image_header_t *) addr; - + os_hdr = NULL; + if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) { + image_multi_getimg (hdr, 1, &kernel_data, &kernel_len); + if (kernel_len) + os_hdr = hdr; + } consdev = ""; #if defined (CONFIG_8xx_CONS_SMC1) @@ -1121,21 +925,21 @@ do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, ulong len; int i; - for (i=2, len=0 ; i<argc ; i+=1) + for (i = 2, len = 0; i < argc; i += 1) len += strlen (argv[i]) + 1; cmdline = malloc (len); - for (i=2, len=0 ; i<argc ; i+=1) { + for (i = 2, len = 0; i < argc; i += 1) { if (i > 2) cmdline[len++] = ' '; strcpy (&cmdline[len], argv[i]); len += strlen (argv[i]); } - } else if ((cmdline = getenv("bootargs")) == NULL) { + } else if ((cmdline = getenv ("bootargs")) == NULL) { cmdline = ""; } - loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep); + loader = (void (*)(bd_t *, image_header_t *, char *, char *))image_get_ep (hdr); printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n", (ulong)loader); @@ -1149,20 +953,101 @@ do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, * r5: console device * r6: boot args string */ - (*loader) (gd->bd, img_addr, consdev, cmdline); + (*loader) (gd->bd, os_hdr, consdev, cmdline); } -#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) +#ifdef CONFIG_LYNXKDI +static void do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images) +{ + image_header_t *hdr = &images->legacy_hdr_os_copy; -/* Function that returns a character from the environment */ -extern uchar (*env_get_char)(int); +#if defined(CONFIG_FIT) + if (!images->legacy_hdr_valid) { + fit_unsupported_reset ("Lynx"); + do_reset (cmdtp, flag, argc, argv); + } +#endif + + lynxkdi_boot ((image_header_t *)hdr); +} +#endif /* CONFIG_LYNXKDI */ + +static void do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images) +{ + image_header_t *hdr = &images->legacy_hdr_os_copy; + void (*entry_point)(bd_t *); + +#if defined(CONFIG_FIT) + if (!images->legacy_hdr_valid) { + fit_unsupported_reset ("RTEMS"); + do_reset (cmdtp, flag, argc, argv); + } +#endif + + entry_point = (void (*)(bd_t *))image_get_ep (hdr); + + printf ("## Transferring control to RTEMS (at address %08lx) ...\n", + (ulong)entry_point); + + show_boot_progress (15); + + /* + * RTEMS Parameters: + * r3: ptr to board info data + */ + (*entry_point)(gd->bd); +} -static void -do_bootm_artos (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], - ulong addr, - ulong *len_ptr, - int verify) +#if defined(CONFIG_CMD_ELF) +static void do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images) +{ + char str[80]; + image_header_t *hdr = &images->legacy_hdr_os_copy; + +#if defined(CONFIG_FIT) + if (!images->legacy_hdr_valid) { + fit_unsupported_reset ("VxWorks"); + do_reset (cmdtp, flag, argc, argv); + } +#endif + + sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */ + setenv("loadaddr", str); + do_bootvx(cmdtp, 0, 0, NULL); +} + +static void do_bootm_qnxelf(cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images) +{ + char *local_args[2]; + char str[16]; + image_header_t *hdr = &images->legacy_hdr_os_copy; + +#if defined(CONFIG_FIT) + if (!images->legacy_hdr_valid) { + fit_unsupported_reset ("QNX"); + do_reset (cmdtp, flag, argc, argv); + } +#endif + + sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */ + local_args[0] = argv[0]; + local_args[1] = str; /* and provide it via the arguments */ + do_bootelf(cmdtp, 0, 2, local_args); +} +#endif + +#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) +static void do_bootm_artos (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + bootm_headers_t *images) { ulong top; char *s, *cmdline; @@ -1170,7 +1055,14 @@ do_bootm_artos (cmd_tbl_t *cmdtp, int flag, int i, j, nxt, len, envno, envsz; bd_t *kbd; void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top); - image_header_t *hdr = &header; + image_header_t *hdr = &images->legacy_hdr_os_copy; + +#if defined(CONFIG_FIT) + if (!images->legacy_hdr_valid) { + fit_unsupported_reset ("ARTOS"); + do_reset (cmdtp, flag, argc, argv); + } +#endif /* * Booting an ARTOS kernel image + application @@ -1191,27 +1083,27 @@ do_bootm_artos (cmd_tbl_t *cmdtp, int flag, debug ("=> set upper limit to 0x%08lX\n", top); /* first check the artos specific boot args, then the linux args*/ - if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL) + if ((s = getenv( "abootargs")) == NULL && (s = getenv ("bootargs")) == NULL) s = ""; /* get length of cmdline, and place it */ - len = strlen(s); + len = strlen (s); top = (top - (len + 1)) & ~0xF; cmdline = (char *)top; debug ("## cmdline at 0x%08lX ", top); - strcpy(cmdline, s); + strcpy (cmdline, s); /* copy bdinfo */ - top = (top - sizeof(bd_t)) & ~0xF; + top = (top - sizeof (bd_t)) & ~0xF; debug ("## bd at 0x%08lX ", top); kbd = (bd_t *)top; - memcpy(kbd, gd->bd, sizeof(bd_t)); + memcpy (kbd, gd->bd, sizeof (bd_t)); /* first find number of env entries, and their size */ envno = 0; envsz = 0; - for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { - for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) + for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) { + for (nxt = i; env_get_char (nxt) != '\0'; ++nxt) ; envno++; envsz += (nxt - i) + 1; /* plus trailing zero */ @@ -1219,7 +1111,7 @@ do_bootm_artos (cmd_tbl_t *cmdtp, int flag, envno++; /* plus the terminating zero */ debug ("## %u envvars total size %u ", envno, envsz); - top = (top - sizeof(char **)*envno) & ~0xF; + top = (top - sizeof (char **) * envno) & ~0xF; fwenv = (char **)top; debug ("## fwenv at 0x%08lX ", top); @@ -1228,428 +1120,17 @@ do_bootm_artos (cmd_tbl_t *cmdtp, int flag, ss = fwenv; /* now copy them */ - for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { - for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) + for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) { + for (nxt = i; env_get_char (nxt) != '\0'; ++nxt) ; *ss++ = s; for (j = i; j < nxt; ++j) - *s++ = env_get_char(j); + *s++ = env_get_char (j); *s++ = '\0'; } *ss++ = NULL; /* terminate */ - entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep); - (*entry)(kbd, cmdline, fwenv, top); -} -#endif - - -#if defined(CONFIG_CMD_BOOTD) -int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) -{ - int rcode = 0; -#ifndef CFG_HUSH_PARSER - if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1; -#else - if (parse_string_outer(getenv("bootcmd"), - FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1; -#endif - return rcode; -} - -U_BOOT_CMD( - boot, 1, 1, do_bootd, - "boot - boot default, i.e., run 'bootcmd'\n", - NULL -); - -/* keep old command name "bootd" for backward compatibility */ -U_BOOT_CMD( - bootd, 1, 1, do_bootd, - "bootd - boot default, i.e., run 'bootcmd'\n", - NULL -); - -#endif - -#if defined(CONFIG_CMD_IMI) -int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) -{ - int arg; - ulong addr; - int rcode=0; - - if (argc < 2) { - return image_info (load_addr); - } - - for (arg=1; arg <argc; ++arg) { - addr = simple_strtoul(argv[arg], NULL, 16); - if (image_info (addr) != 0) rcode = 1; - } - return rcode; -} - -static int image_info (ulong addr) -{ - ulong data, len, checksum; - image_header_t *hdr = &header; - - printf ("\n## Checking Image at %08lx ...\n", addr); - - /* Copy header so we can blank CRC field for re-calculation */ - memmove (&header, (char *)addr, sizeof(image_header_t)); - - if (ntohl(hdr->ih_magic) != IH_MAGIC) { - puts (" Bad Magic Number\n"); - return 1; - } - - data = (ulong)&header; - len = sizeof(image_header_t); - - checksum = ntohl(hdr->ih_hcrc); - hdr->ih_hcrc = 0; - - if (crc32 (0, (uchar *)data, len) != checksum) { - puts (" Bad Header Checksum\n"); - return 1; - } - - /* for multi-file images we need the data part, too */ - print_image_hdr ((image_header_t *)addr); - - data = addr + sizeof(image_header_t); - len = ntohl(hdr->ih_size); - - puts (" Verifying Checksum ... "); - if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { - puts (" Bad Data CRC\n"); - return 1; - } - puts ("OK\n"); - return 0; -} - -U_BOOT_CMD( - iminfo, CFG_MAXARGS, 1, do_iminfo, - "iminfo - print header information for application image\n", - "addr [addr ...]\n" - " - print header information for application image starting at\n" - " address 'addr' in memory; this includes verification of the\n" - " image contents (magic number, header and payload checksums)\n" -); - -#endif - -#if defined(CONFIG_CMD_IMLS) -/*----------------------------------------------------------------------- - * List all images found in flash. - */ -int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) -{ - flash_info_t *info; - int i, j; - image_header_t *hdr; - ulong data, len, checksum; - - for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) { - if (info->flash_id == FLASH_UNKNOWN) - goto next_bank; - for (j=0; j<info->sector_count; ++j) { - - if (!(hdr=(image_header_t *)info->start[j]) || - (ntohl(hdr->ih_magic) != IH_MAGIC)) - goto next_sector; - - /* Copy header so we can blank CRC field for re-calculation */ - memmove (&header, (char *)hdr, sizeof(image_header_t)); - - checksum = ntohl(header.ih_hcrc); - header.ih_hcrc = 0; - - if (crc32 (0, (uchar *)&header, sizeof(image_header_t)) - != checksum) - goto next_sector; - - printf ("Image at %08lX:\n", (ulong)hdr); - print_image_hdr( hdr ); - - data = (ulong)hdr + sizeof(image_header_t); - len = ntohl(hdr->ih_size); - - puts (" Verifying Checksum ... "); - if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { - puts (" Bad Data CRC\n"); - } - puts ("OK\n"); -next_sector: ; - } -next_bank: ; - } - - return (0); + entry = (void (*)(bd_t *, char *, char **, ulong))image_get_ep (hdr); + (*entry) (kbd, cmdline, fwenv, top); } - -U_BOOT_CMD( - imls, 1, 1, do_imls, - "imls - list all images found in flash\n", - "\n" - " - Prints information about all images found at sector\n" - " boundaries in flash.\n" -); -#endif - -void -print_image_hdr (image_header_t *hdr) -{ -#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) - time_t timestamp = (time_t)ntohl(hdr->ih_time); - struct rtc_time tm; #endif - - printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name); -#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) - to_tm (timestamp, &tm); - printf (" Created: %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); -#endif - puts (" Image Type: "); print_type(hdr); - printf ("\n Data Size: %d Bytes = ", ntohl(hdr->ih_size)); - print_size (ntohl(hdr->ih_size), "\n"); - printf (" Load Address: %08x\n" - " Entry Point: %08x\n", - ntohl(hdr->ih_load), ntohl(hdr->ih_ep)); - - if (hdr->ih_type == IH_TYPE_MULTI) { - int i; - ulong len; - ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t)); - - puts (" Contents:\n"); - for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) { - printf (" Image %d: %8ld Bytes = ", i, len); - print_size (len, "\n"); - } - } -} - - -static void -print_type (image_header_t *hdr) -{ - char *os, *arch, *type, *comp; - - switch (hdr->ih_os) { - case IH_OS_INVALID: os = "Invalid OS"; break; - case IH_OS_NETBSD: os = "NetBSD"; break; - case IH_OS_LINUX: os = "Linux"; break; - case IH_OS_VXWORKS: os = "VxWorks"; break; - case IH_OS_QNX: os = "QNX"; break; - case IH_OS_U_BOOT: os = "U-Boot"; break; - case IH_OS_RTEMS: os = "RTEMS"; break; -#ifdef CONFIG_ARTOS - case IH_OS_ARTOS: os = "ARTOS"; break; -#endif -#ifdef CONFIG_LYNXKDI - case IH_OS_LYNXOS: os = "LynxOS"; break; -#endif - default: os = "Unknown OS"; break; - } - - switch (hdr->ih_arch) { - case IH_CPU_INVALID: arch = "Invalid CPU"; break; - case IH_CPU_ALPHA: arch = "Alpha"; break; - case IH_CPU_ARM: arch = "ARM"; break; - case IH_CPU_AVR32: arch = "AVR32"; break; - case IH_CPU_BLACKFIN: arch = "Blackfin"; break; - case IH_CPU_I386: arch = "Intel x86"; break; - case IH_CPU_IA64: arch = "IA64"; break; - case IH_CPU_M68K: arch = "M68K"; break; - case IH_CPU_MICROBLAZE: arch = "Microblaze"; break; - case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break; - case IH_CPU_MIPS: arch = "MIPS"; break; - case IH_CPU_NIOS2: arch = "Nios-II"; break; - case IH_CPU_NIOS: arch = "Nios"; break; - case IH_CPU_PPC: arch = "PowerPC"; break; - case IH_CPU_S390: arch = "IBM S390"; break; - case IH_CPU_SH: arch = "SuperH"; break; - case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break; - case IH_CPU_SPARC: arch = "SPARC"; break; - default: arch = "Unknown Architecture"; break; - } - - switch (hdr->ih_type) { - case IH_TYPE_INVALID: type = "Invalid Image"; break; - case IH_TYPE_STANDALONE:type = "Standalone Program"; break; - case IH_TYPE_KERNEL: type = "Kernel Image"; break; - case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break; - case IH_TYPE_MULTI: type = "Multi-File Image"; break; - case IH_TYPE_FIRMWARE: type = "Firmware"; break; - case IH_TYPE_SCRIPT: type = "Script"; break; - case IH_TYPE_FLATDT: type = "Flat Device Tree"; break; - default: type = "Unknown Image"; break; - } - - switch (hdr->ih_comp) { - case IH_COMP_NONE: comp = "uncompressed"; break; - case IH_COMP_GZIP: comp = "gzip compressed"; break; - case IH_COMP_BZIP2: comp = "bzip2 compressed"; break; - default: comp = "unknown compression"; break; - } - - printf ("%s %s %s (%s)", arch, os, type, comp); -} - -#define ZALLOC_ALIGNMENT 16 - -static void *zalloc(void *x, unsigned items, unsigned size) -{ - void *p; - - size *= items; - size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1); - - p = malloc (size); - - return (p); -} - -static void zfree(void *x, void *addr, unsigned nb) -{ - free (addr); -} - -#define HEAD_CRC 2 -#define EXTRA_FIELD 4 -#define ORIG_NAME 8 -#define COMMENT 0x10 -#define RESERVED 0xe0 - -#define DEFLATED 8 - -int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp) -{ - z_stream s; - int r, i, flags; - - /* skip header */ - i = 10; - flags = src[3]; - if (src[2] != DEFLATED || (flags & RESERVED) != 0) { - puts ("Error: Bad gzipped data\n"); - return (-1); - } - if ((flags & EXTRA_FIELD) != 0) - i = 12 + src[10] + (src[11] << 8); - if ((flags & ORIG_NAME) != 0) - while (src[i++] != 0) - ; - if ((flags & COMMENT) != 0) - while (src[i++] != 0) - ; - if ((flags & HEAD_CRC) != 0) - i += 2; - if (i >= *lenp) { - puts ("Error: gunzip out of data in header\n"); - return (-1); - } - - s.zalloc = zalloc; - s.zfree = zfree; -#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) - s.outcb = (cb_func)WATCHDOG_RESET; -#else - s.outcb = Z_NULL; -#endif /* CONFIG_HW_WATCHDOG */ - - r = inflateInit2(&s, -MAX_WBITS); - if (r != Z_OK) { - printf ("Error: inflateInit2() returned %d\n", r); - return (-1); - } - s.next_in = src + i; - s.avail_in = *lenp - i; - s.next_out = dst; - s.avail_out = dstlen; - r = inflate(&s, Z_FINISH); - if (r != Z_OK && r != Z_STREAM_END) { - printf ("Error: inflate() returned %d\n", r); - return (-1); - } - *lenp = s.next_out - (unsigned char *) dst; - inflateEnd(&s); - - return (0); -} - -#ifdef CONFIG_BZIP2 -void bz_internal_error(int errcode) -{ - printf ("BZIP2 internal error %d\n", errcode); -} -#endif /* CONFIG_BZIP2 */ - -static void -do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], - ulong addr, ulong *len_ptr, int verify) -{ - image_header_t *hdr = &header; - void (*entry_point)(bd_t *); - - entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep); - - printf ("## Transferring control to RTEMS (at address %08lx) ...\n", - (ulong)entry_point); - - show_boot_progress (15); - - /* - * RTEMS Parameters: - * r3: ptr to board info data - */ - - (*entry_point ) ( gd->bd ); -} - -#if defined(CONFIG_CMD_ELF) -static void -do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], - ulong addr, ulong *len_ptr, int verify) -{ - image_header_t *hdr = &header; - char str[80]; - - sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */ - setenv("loadaddr", str); - do_bootvx(cmdtp, 0, 0, NULL); -} - -static void -do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], - ulong addr, ulong *len_ptr, int verify) -{ - image_header_t *hdr = &header; - char *local_args[2]; - char str[16]; - - sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */ - local_args[0] = argv[0]; - local_args[1] = str; /* and provide it via the arguments */ - do_bootelf(cmdtp, 0, 2, local_args); -} -#endif - -#ifdef CONFIG_LYNXKDI -static void -do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], - ulong addr, - ulong *len_ptr, - int verify) -{ - lynxkdi_boot( &header ); -} - -#endif /* CONFIG_LYNXKDI */ |