X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=common%2Fcmd_bootm.c;h=efd6aec0cf19f60b36e32f15c5345db6be03865e;hb=206c00f26f56af02686cb69bfe5c75e979063171;hp=2dffdfac883018fac9a6600a5199d30c096597ba;hpb=0bf202ec586d4466c900e987720fa635c594d689;p=platform%2Fkernel%2Fu-boot.git diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 2dffdfa..efd6aec 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000-2006 + * (C) Copyright 2000-2009 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -30,25 +30,42 @@ #include #include #include -#include +#include #include #include #include +#include #include #if defined(CONFIG_CMD_USB) #include #endif -#ifdef CFG_HUSH_PARSER +#ifdef CONFIG_SYS_HUSH_PARSER #include #endif +#if defined(CONFIG_OF_LIBFDT) +#include +#include +#include +#endif + +#ifdef CONFIG_LZMA +#include +#include +#include +#endif /* CONFIG_LZMA */ + +#ifdef CONFIG_LZO +#include +#endif /* CONFIG_LZO */ + DECLARE_GLOBAL_DATA_PTR; 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 */ +#ifndef CONFIG_SYS_BOOTM_LEN +#define CONFIG_SYS_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ #endif #ifdef CONFIG_BZIP2 @@ -86,28 +103,59 @@ extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); * - loaded (first part of) image to header load address, * - disabled interrupts. */ -typedef void boot_os_fn (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +typedef int boot_os_fn (int flag, int argc, char *argv[], bootm_headers_t *images); /* pointers to os/initrd/fdt */ +#define CONFIG_BOOTM_LINUX 1 +#define CONFIG_BOOTM_NETBSD 1 +#define CONFIG_BOOTM_RTEMS 1 + +#ifdef CONFIG_BOOTM_LINUX extern boot_os_fn do_bootm_linux; +#endif +#ifdef CONFIG_BOOTM_NETBSD static boot_os_fn do_bootm_netbsd; +#endif #if defined(CONFIG_LYNXKDI) static boot_os_fn do_bootm_lynxkdi; extern void lynxkdi_boot (image_header_t *); #endif +#ifdef CONFIG_BOOTM_RTEMS static boot_os_fn do_bootm_rtems; +#endif #if defined(CONFIG_CMD_ELF) 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_fn do_bootm_artos; +#if defined(CONFIG_INTEGRITY) +static boot_os_fn do_bootm_integrity; +#endif + +static boot_os_fn *boot_os[] = { +#ifdef CONFIG_BOOTM_LINUX + [IH_OS_LINUX] = do_bootm_linux, +#endif +#ifdef CONFIG_BOOTM_NETBSD + [IH_OS_NETBSD] = do_bootm_netbsd, +#endif +#ifdef CONFIG_LYNXKDI + [IH_OS_LYNXOS] = do_bootm_lynxkdi, +#endif +#ifdef CONFIG_BOOTM_RTEMS + [IH_OS_RTEMS] = do_bootm_rtems, +#endif +#if defined(CONFIG_CMD_ELF) + [IH_OS_VXWORKS] = do_bootm_vxworks, + [IH_OS_QNX] = do_bootm_qnxelf, +#endif +#ifdef CONFIG_INTEGRITY + [IH_OS_INTEGRITY] = do_bootm_integrity, #endif +}; -ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ +ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */ static bootm_headers_t images; /* pointers to os/initrd/fdt images */ void __board_lmb_reserve(struct lmb *lmb) @@ -116,43 +164,71 @@ void __board_lmb_reserve(struct lmb *lmb) } void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve"))); +void __arch_lmb_reserve(struct lmb *lmb) +{ + /* please define platform specific arch_lmb_reserve() */ +} +void arch_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__arch_lmb_reserve"))); -/*******************************************************************/ -/* bootm - boot application image from image in memory */ -/*******************************************************************/ -int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +/* Allow for arch specific config before we boot */ +void __arch_preboot_os(void) { - ulong iflag; - const char *type_name; - uint unc_len = CFG_BOOTM_LEN; - uint8_t comp, type, os; + /* please define platform specific arch_preboot_os() */ +} +void arch_preboot_os(void) __attribute__((weak, alias("__arch_preboot_os"))); + +#if defined(__ARM__) + #define IH_INITRD_ARCH IH_ARCH_ARM +#elif defined(__avr32__) + #define IH_INITRD_ARCH IH_ARCH_AVR32 +#elif defined(__bfin__) + #define IH_INITRD_ARCH IH_ARCH_BLACKFIN +#elif defined(__I386__) + #define IH_INITRD_ARCH IH_ARCH_I386 +#elif defined(__M68K__) + #define IH_INITRD_ARCH IH_ARCH_M68K +#elif defined(__microblaze__) + #define IH_INITRD_ARCH IH_ARCH_MICROBLAZE +#elif defined(__mips__) + #define IH_INITRD_ARCH IH_ARCH_MIPS +#elif defined(__nios__) + #define IH_INITRD_ARCH IH_ARCH_NIOS +#elif defined(__nios2__) + #define IH_INITRD_ARCH IH_ARCH_NIOS2 +#elif defined(__PPC__) + #define IH_INITRD_ARCH IH_ARCH_PPC +#elif defined(__sh__) + #define IH_INITRD_ARCH IH_ARCH_SH +#elif defined(__sparc__) + #define IH_INITRD_ARCH IH_ARCH_SPARC +#else +# error Unknown CPU type +#endif - void *os_hdr; - ulong os_data, os_len; - ulong image_start, image_end; - ulong load_start, load_end; +static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ ulong mem_start; phys_size_t mem_size; - - struct lmb lmb; + void *os_hdr; + int ret; memset ((void *)&images, 0, sizeof (images)); images.verify = getenv_yesno ("verify"); - images.lmb = &lmb; - lmb_init(&lmb); + lmb_init(&images.lmb); mem_start = getenv_bootm_low(); mem_size = getenv_bootm_size(); - lmb_add(&lmb, (phys_addr_t)mem_start, mem_size); + lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size); - board_lmb_reserve(&lmb); + arch_lmb_reserve(&images.lmb); + board_lmb_reserve(&images.lmb); /* 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) { + &images, &images.os.image_start, &images.os.image_len); + if (images.os.image_len == 0) { puts ("ERROR: can't get kernel image!\n"); return 1; } @@ -160,40 +236,40 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) /* 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); + images.os.type = image_get_type (os_hdr); + images.os.comp = image_get_comp (os_hdr); + images.os.os = image_get_os (os_hdr); - image_end = image_get_image_end (os_hdr); - load_start = image_get_load (os_hdr); + images.os.end = image_get_image_end (os_hdr); + images.os.load = 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)) { + images.fit_noffset_os, &images.os.type)) { puts ("Can't get image type!\n"); show_boot_progress (-109); return 1; } if (fit_image_get_comp (images.fit_hdr_os, - images.fit_noffset_os, &comp)) { + images.fit_noffset_os, &images.os.comp)) { puts ("Can't get image compression!\n"); show_boot_progress (-110); return 1; } if (fit_image_get_os (images.fit_hdr_os, - images.fit_noffset_os, &os)) { + images.fit_noffset_os, &images.os.os)) { puts ("Can't get image OS!\n"); show_boot_progress (-111); return 1; } - image_end = fit_get_end (images.fit_hdr_os); + images.os.end = fit_get_end (images.fit_hdr_os); if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os, - &load_start)) { + &images.os.load)) { puts ("Can't get image load address!\n"); show_boot_progress (-112); return 1; @@ -205,66 +281,95 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return 1; } - image_start = (ulong)os_hdr; - load_end = 0; - type_name = genimg_get_type_name (type); + /* find kernel entry point */ + if (images.legacy_hdr_valid) { + images.ep = image_get_ep (&images.legacy_hdr_os_copy); +#if defined(CONFIG_FIT) + } else if (images.fit_uname_os) { + ret = fit_image_get_entry (images.fit_hdr_os, + images.fit_noffset_os, &images.ep); + if (ret) { + puts ("Can't get entry point property!\n"); + return 1; + } +#endif + } else { + puts ("Could not find kernel entry point!\n"); + return 1; + } - /* - * 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(); + if (images.os.os == IH_OS_LINUX) { + /* find ramdisk */ + ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH, + &images.rd_start, &images.rd_end); + if (ret) { + puts ("Ramdisk image is corrupt or invalid\n"); + return 1; + } -#if defined(CONFIG_CMD_USB) - /* - * turn off USB to prevent the host controller from writing to the - * SDRAM while Linux is booting. This could happen (at least for OHCI - * controller), because the HCCA (Host Controller Communication Area) - * lies within the SDRAM and the host controller writes continously to - * this area (as busmaster!). The HccaFrameNumber is for example - * updated every 1 ms within the HCCA structure in SDRAM! For more - * details see the OpenHCI specification. - */ - usb_stop(); +#if defined(CONFIG_OF_LIBFDT) +#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC) + /* find flattened device tree */ + ret = boot_get_fdt (flag, argc, argv, &images, + &images.ft_addr, &images.ft_len); + if (ret) { + puts ("Could not find a valid device tree\n"); + return 1; + } + + set_working_fdt_addr(images.ft_addr); +#endif #endif + } + images.os.start = (ulong)os_hdr; + images.state = BOOTM_STATE_START; -#ifdef CONFIG_AMIGAONEG3SE - /* - * We've possible left the caches enabled during - * bios emulation, so turn them off again - */ - icache_disable(); - invalidate_l1_instruction_cache(); - flush_data_cache(); - dcache_disable(); -#endif + return 0; +} + +#define BOOTM_ERR_RESET -1 +#define BOOTM_ERR_OVERLAP -2 +#define BOOTM_ERR_UNIMPLEMENTED -3 +static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress) +{ + uint8_t comp = os.comp; + ulong load = os.load; + ulong blob_start = os.start; + ulong blob_end = os.end; + ulong image_start = os.image_start; + ulong image_len = os.image_len; + uint unc_len = CONFIG_SYS_BOOTM_LEN; + + const char *type_name = genimg_get_type_name (os.type); switch (comp) { case IH_COMP_NONE: - if (load_start == (ulong)os_hdr) { + if (load == blob_start) { printf (" XIP %s ... ", type_name); } else { printf (" Loading %s ... ", type_name); - memmove_wd ((void *)load_start, - (void *)os_data, os_len, CHUNKSZ); + if (load != image_start) { + memmove_wd ((void *)load, + (void *)image_start, image_len, CHUNKSZ); + } } - load_end = load_start + os_len; + *load_end = load + image_len; puts("OK\n"); break; case IH_COMP_GZIP: printf (" Uncompressing %s ... ", type_name); - if (gunzip ((void *)load_start, unc_len, - (uchar *)os_data, &os_len) != 0) { - puts ("GUNZIP: uncompress or overwrite error " + if (gunzip ((void *)load, unc_len, + (uchar *)image_start, &image_len) != 0) { + puts ("GUNZIP: uncompress, out-of-mem or overwrite error " "- must RESET board to recover\n"); - show_boot_progress (-6); - do_reset (cmdtp, flag, argc, argv); + if (boot_progress) + show_boot_progress (-6); + return BOOTM_ERR_RESET; } - load_end = load_start + os_len; + *load_end = load + image_len; break; #ifdef CONFIG_BZIP2 case IH_COMP_BZIP2: @@ -274,98 +379,341 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) * use slower decompression algorithm which requires * at most 2300 KB of memory. */ - int i = BZ2_bzBuffToBuffDecompress ((char*)load_start, - &unc_len, (char *)os_data, os_len, - CFG_MALLOC_LEN < (4096 * 1024), 0); + int i = BZ2_bzBuffToBuffDecompress ((char*)load, + &unc_len, (char *)image_start, image_len, + CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0); if (i != BZ_OK) { printf ("BUNZIP2: uncompress or overwrite error %d " "- must RESET board to recover\n", i); - show_boot_progress (-6); - do_reset (cmdtp, flag, argc, argv); + if (boot_progress) + show_boot_progress (-6); + return BOOTM_ERR_RESET; } - load_end = load_start + unc_len; + *load_end = load + unc_len; break; #endif /* CONFIG_BZIP2 */ +#ifdef CONFIG_LZMA + case IH_COMP_LZMA: + printf (" Uncompressing %s ... ", type_name); + + int ret = lzmaBuffToBuffDecompress( + (unsigned char *)load, &unc_len, + (unsigned char *)image_start, image_len); + if (ret != SZ_OK) { + printf ("LZMA: uncompress or overwrite error %d " + "- must RESET board to recover\n", ret); + show_boot_progress (-6); + return BOOTM_ERR_RESET; + } + *load_end = load + unc_len; + break; +#endif /* CONFIG_LZMA */ +#ifdef CONFIG_LZO + case IH_COMP_LZO: + printf (" Uncompressing %s ... ", type_name); + + int ret = lzop_decompress((const unsigned char *)image_start, + image_len, (unsigned char *)load, + &unc_len); + if (ret != LZO_E_OK) { + printf ("LZO: uncompress or overwrite error %d " + "- must RESET board to recover\n", ret); + if (boot_progress) + show_boot_progress (-6); + return BOOTM_ERR_RESET; + } + + *load_end = load + unc_len; + break; +#endif /* CONFIG_LZO */ default: - if (iflag) - enable_interrupts(); printf ("Unimplemented compression type %d\n", comp); - show_boot_progress (-7); - return 1; + return BOOTM_ERR_UNIMPLEMENTED; } puts ("OK\n"); - debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load_start, load_end); - show_boot_progress (7); + debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end); + if (boot_progress) + show_boot_progress (7); - 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); + if ((load < blob_end) && (*load_end > blob_start)) { + debug ("images.os.start = 0x%lX, images.os.end = 0x%lx\n", blob_start, blob_end); + debug ("images.os.load = 0x%lx, load_end = 0x%lx\n", load, *load_end); - 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); + return BOOTM_ERR_OVERLAP; + } + + return 0; +} + +static int bootm_start_standalone(ulong iflag, int argc, char *argv[]) +{ + char *s; + int (*appl)(int, char *[]); + + /* Don't start if "autostart" is set to "no" */ + if (((s = getenv("autostart")) != NULL) && (strcmp(s, "no") == 0)) { + char buf[32]; + sprintf(buf, "%lX", images.os.image_len); + setenv("filesize", buf); + return 0; + } + appl = (int (*)(int, char *[]))ntohl(images.ep); + (*appl)(argc-1, &argv[1]); + + return 0; +} + +/* we overload the cmd field with our state machine info instead of a + * function pointer */ +cmd_tbl_t cmd_bootm_sub[] = { + U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""), + U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""), +#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC) + U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""), +#endif +#ifdef CONFIG_OF_LIBFDT + U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""), +#endif + U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""), + U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""), + U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""), + U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""), +}; + +int do_bootm_subcommand (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int ret = 0; + int state; + cmd_tbl_t *c; + boot_os_fn *boot_fn; + + c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub)); + + if (c) { + state = (int)c->cmd; + + /* treat start special since it resets the state machine */ + if (state == BOOTM_STATE_START) { + argc--; + argv++; + return bootm_start(cmdtp, flag, argc, argv); } } + /* Unrecognized command */ + else { + cmd_usage(cmdtp); + return 1; + } - show_boot_progress (8); + if (images.state >= state) { + printf ("Trying to execute a command out of order\n"); + cmd_usage(cmdtp); + return 1; + } - lmb_reserve(&lmb, load_start, (load_end - load_start)); + images.state |= state; + boot_fn = boot_os[images.os.os]; - switch (os) { - default: /* handled by (original) Linux case */ - case IH_OS_LINUX: -#ifdef CONFIG_SILENT_CONSOLE - fixup_silent_linux(); + switch (state) { + ulong load_end; + case BOOTM_STATE_START: + /* should never occur */ + break; + case BOOTM_STATE_LOADOS: + ret = bootm_load_os(images.os, &load_end, 0); + if (ret) + return ret; + + lmb_reserve(&images.lmb, images.os.load, + (load_end - images.os.load)); + break; +#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC) + case BOOTM_STATE_RAMDISK: + { + ulong rd_len = images.rd_end - images.rd_start; + char str[17]; + + ret = boot_ramdisk_high(&images.lmb, images.rd_start, + rd_len, &images.initrd_start, &images.initrd_end); + if (ret) + return ret; + + sprintf(str, "%lx", images.initrd_start); + setenv("initrd_start", str); + sprintf(str, "%lx", images.initrd_end); + setenv("initrd_end", str); + } + break; +#endif +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_SYS_BOOTMAPSZ) + case BOOTM_STATE_FDT: + { + ulong bootmap_base = getenv_bootm_low(); + ret = boot_relocate_fdt(&images.lmb, bootmap_base, + &images.ft_addr, &images.ft_len); + break; + } #endif - do_bootm_linux (cmdtp, flag, argc, argv, &images); - break; + case BOOTM_STATE_OS_CMDLINE: + ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images); + if (ret) + printf ("cmdline subcommand not supported\n"); + break; + case BOOTM_STATE_OS_BD_T: + ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images); + if (ret) + printf ("bdt subcommand not supported\n"); + break; + case BOOTM_STATE_OS_PREP: + ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images); + if (ret) + printf ("prep subcommand not supported\n"); + break; + case BOOTM_STATE_OS_GO: + disable_interrupts(); + arch_preboot_os(); + boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images); + break; + } + + return ret; +} - case IH_OS_NETBSD: - do_bootm_netbsd (cmdtp, flag, argc, argv, &images); - break; +/*******************************************************************/ +/* bootm - boot application image from image in memory */ +/*******************************************************************/ -#ifdef CONFIG_LYNXKDI - case IH_OS_LYNXOS: - do_bootm_lynxkdi (cmdtp, flag, argc, argv, &images); - break; +int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + ulong iflag; + ulong load_end = 0; + int ret; + boot_os_fn *boot_fn; +#ifndef CONFIG_RELOC_FIXUP_WORKS + static int relocated = 0; + + /* relocate boot function table */ + if (!relocated) { + int i; + for (i = 0; i < ARRAY_SIZE(boot_os); i++) + if (boot_os[i] != NULL) + boot_os[i] += gd->reloc_off; + relocated = 1; + } #endif - case IH_OS_RTEMS: - do_bootm_rtems (cmdtp, flag, argc, argv, &images); - break; + /* determine if we have a sub command */ + if (argc > 1) { + char *endp; + + simple_strtoul(argv[1], &endp, 16); + /* endp pointing to NULL means that argv[1] was just a + * valid number, pass it along to the normal bootm processing + * + * If endp is ':' or '#' assume a FIT identifier so pass + * along for normal processing. + * + * Right now we assume the first arg should never be '-' + */ + if ((*endp != 0) && (*endp != ':') && (*endp != '#')) + return do_bootm_subcommand(cmdtp, flag, argc, argv); + } -#if defined(CONFIG_CMD_ELF) - case IH_OS_VXWORKS: - do_bootm_vxworks (cmdtp, flag, argc, argv, &images); - break; + if (bootm_start(cmdtp, flag, argc, argv)) + return 1; + + /* + * 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(); - case IH_OS_QNX: - do_bootm_qnxelf (cmdtp, flag, argc, argv, &images); - break; +#if defined(CONFIG_CMD_USB) + /* + * turn off USB to prevent the host controller from writing to the + * SDRAM while Linux is booting. This could happen (at least for OHCI + * controller), because the HCCA (Host Controller Communication Area) + * lies within the SDRAM and the host controller writes continously to + * this area (as busmaster!). The HccaFrameNumber is for example + * updated every 1 ms within the HCCA structure in SDRAM! For more + * details see the OpenHCI specification. + */ + usb_stop(); #endif -#ifdef CONFIG_ARTOS - case IH_OS_ARTOS: - do_bootm_artos (cmdtp, flag, argc, argv, &images); - break; +#ifdef CONFIG_AMIGAONEG3SE + /* + * We've possible left the caches enabled during + * bios emulation, so turn them off again + */ + icache_disable(); + dcache_disable(); #endif + + ret = bootm_load_os(images.os, &load_end, 1); + + if (ret < 0) { + if (ret == BOOTM_ERR_RESET) + do_reset (cmdtp, flag, argc, argv); + if (ret == BOOTM_ERR_OVERLAP) { + 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); + } + } + if (ret == BOOTM_ERR_UNIMPLEMENTED) { + if (iflag) + enable_interrupts(); + show_boot_progress (-7); + return 1; + } } + lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load)); + + if (images.os.type == IH_TYPE_STANDALONE) { + if (iflag) + enable_interrupts(); + /* This may return when 'autostart' is 'no' */ + bootm_start_standalone(iflag, argc, argv); + return 0; + } + + show_boot_progress (8); + +#ifdef CONFIG_SILENT_CONSOLE + if (images.os.os == IH_OS_LINUX) + fixup_silent_linux(); +#endif + + boot_fn = boot_os[images.os.os]; + + if (boot_fn == NULL) { + if (iflag) + enable_interrupts(); + printf ("ERROR: booting os '%s' (%d) is not supported\n", + genimg_get_os_name(images.os.os), images.os.os); + show_boot_progress (-8); + return 1; + } + + arch_preboot_os(); + + boot_fn(0, argc, argv, &images); + show_boot_progress (-9); #ifdef DEBUG puts ("\n## Control returned to monitor - resetting...\n"); - if (images.autostart) - do_reset (cmdtp, flag, argc, argv); #endif - if (!images.autostart && iflag) - enable_interrupts(); + do_reset (cmdtp, flag, argc, argv); return 1; } @@ -540,6 +888,13 @@ static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] case IH_TYPE_MULTI: image_multi_getimg (hdr, 0, os_data, os_len); break; + case IH_TYPE_STANDALONE: + if (argc >2) { + hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16)); + } + *os_data = image_get_data (hdr); + *os_len = image_get_data_size (hdr); + break; default: printf ("Wrong Image Type for %s command\n", cmdtp->name); show_boot_progress (-5); @@ -636,8 +991,8 @@ static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] } U_BOOT_CMD( - bootm, CFG_MAXARGS, 1, do_bootm, - "bootm - boot application image from memory\n", + bootm, CONFIG_SYS_MAXARGS, 1, do_bootm, + "boot application image from memory", "[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" @@ -656,6 +1011,21 @@ U_BOOT_CMD( "\tUse iminfo command to get the list of existing component\n" "\timages and configurations.\n" #endif + "\nSub-commands to do part of the bootm sequence. The sub-commands " + "must be\n" + "issued in the order below (it's ok to not issue all sub-commands):\n" + "\tstart [addr [arg ...]]\n" + "\tloados - load OS image\n" +#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC) + "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n" +#endif +#if defined(CONFIG_OF_LIBFDT) + "\tfdt - relocate flat device tree\n" +#endif + "\tcmdline - OS specific command line processing/setup\n" + "\tbdt - OS specific bd_t processing\n" + "\tprep - OS specific prep before relocation or go\n" + "\tgo - start OS" ); /*******************************************************************/ @@ -666,7 +1036,7 @@ int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { int rcode = 0; -#ifndef CFG_HUSH_PARSER +#ifndef CONFIG_SYS_HUSH_PARSER if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1; #else @@ -679,15 +1049,15 @@ int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) U_BOOT_CMD( boot, 1, 1, do_bootd, - "boot - boot default, i.e., run 'bootcmd'\n", - NULL + "boot default, i.e., run 'bootcmd'", + "" ); /* 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 + "boot default, i.e., run 'bootcmd'", + "" ); #endif @@ -753,6 +1123,12 @@ static int image_info (ulong addr) } fit_print_contents (hdr); + + if (!fit_all_image_check_hashes (hdr)) { + puts ("Bad hash in FIT image!\n"); + return 1; + } + return 0; #endif default: @@ -764,12 +1140,12 @@ static int image_info (ulong addr) } U_BOOT_CMD( - iminfo, CFG_MAXARGS, 1, do_iminfo, - "iminfo - print header information for application image\n", + iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo, + "print header information for application image", "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" + " image contents (magic number, header and payload checksums)" ); #endif @@ -785,7 +1161,7 @@ int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) void *hdr; for (i = 0, info = &flash_info[0]; - i < CFG_MAX_FLASH_BANKS; ++i, ++info) { + i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) { if (info->flash_id == FLASH_UNKNOWN) goto next_bank; @@ -833,10 +1209,10 @@ next_bank: ; U_BOOT_CMD( imls, 1, 1, do_imls, - "imls - list all images found in flash\n", + "list all images found in flash", "\n" " - Prints information about all images found at sector\n" - " boundaries in flash.\n" + " boundaries in flash." ); #endif @@ -880,8 +1256,8 @@ static void fixup_silent_linux () /* OS booting routines */ /*******************************************************************/ -static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +#ifdef CONFIG_BOOTM_NETBSD +static int do_bootm_netbsd (int flag, int argc, char *argv[], bootm_headers_t *images) { void (*loader)(bd_t *, image_header_t *, char *, char *); @@ -890,10 +1266,13 @@ static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, char *consdev; char *cmdline; + if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; + #if defined(CONFIG_FIT) if (!images->legacy_hdr_valid) { fit_unsupported_reset ("NetBSD"); - do_reset (cmdtp, flag, argc, argv); + return 1; } #endif hdr = images->legacy_hdr_os; @@ -945,7 +1324,7 @@ static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, cmdline = ""; } - loader = (void (*)(bd_t *, image_header_t *, char *, char *))image_get_ep (hdr); + loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep; printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n", (ulong)loader); @@ -960,41 +1339,50 @@ static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, * r6: boot args string */ (*loader) (gd->bd, os_hdr, consdev, cmdline); + + return 1; } +#endif /* CONFIG_BOOTM_NETBSD*/ #ifdef CONFIG_LYNXKDI -static void do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +static int do_bootm_lynxkdi (int flag, int argc, char *argv[], bootm_headers_t *images) { image_header_t *hdr = &images->legacy_hdr_os_copy; + if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; + #if defined(CONFIG_FIT) if (!images->legacy_hdr_valid) { fit_unsupported_reset ("Lynx"); - do_reset (cmdtp, flag, argc, argv); + return 1; } #endif lynxkdi_boot ((image_header_t *)hdr); + + return 1; } #endif /* CONFIG_LYNXKDI */ -static void do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +#ifdef CONFIG_BOOTM_RTEMS +static int do_bootm_rtems (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 ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; + #if defined(CONFIG_FIT) if (!images->legacy_hdr_valid) { fit_unsupported_reset ("RTEMS"); - do_reset (cmdtp, flag, argc, argv); + return 1; } #endif - entry_point = (void (*)(bd_t *))image_get_ep (hdr); + entry_point = (void (*)(bd_t *))images->ep; printf ("## Transferring control to RTEMS (at address %08lx) ...\n", (ulong)entry_point); @@ -1006,137 +1394,88 @@ static void do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, * r3: ptr to board info data */ (*entry_point)(gd->bd); + + return 1; } +#endif /* CONFIG_BOOTM_RTEMS */ #if defined(CONFIG_CMD_ELF) -static void do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +static int do_bootm_vxworks (int flag, int argc, char *argv[], bootm_headers_t *images) { char str[80]; - image_header_t *hdr = &images->legacy_hdr_os_copy; + + if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; #if defined(CONFIG_FIT) if (!images->legacy_hdr_valid) { fit_unsupported_reset ("VxWorks"); - do_reset (cmdtp, flag, argc, argv); + return 1; } #endif - sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */ + sprintf(str, "%lx", images->ep); /* write entry-point into string */ setenv("loadaddr", str); - do_bootvx(cmdtp, 0, 0, NULL); + do_bootvx(NULL, 0, 0, NULL); + + return 1; } -static void do_bootm_qnxelf(cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +static int do_bootm_qnxelf(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 ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; #if defined(CONFIG_FIT) if (!images->legacy_hdr_valid) { fit_unsupported_reset ("QNX"); - do_reset (cmdtp, flag, argc, argv); + return 1; } #endif - sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */ + sprintf(str, "%lx", images->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); + do_bootelf(NULL, 0, 2, local_args); + + return 1; } #endif -#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) -static void do_bootm_artos (cmd_tbl_t *cmdtp, int flag, - int argc, char *argv[], +#ifdef CONFIG_INTEGRITY +static int do_bootm_integrity (int flag, int argc, char *argv[], bootm_headers_t *images) { - ulong top; - char *s, *cmdline; - char **fwenv, **ss; - 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 = &images->legacy_hdr_os_copy; + void (*entry_point)(void); + + if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; #if defined(CONFIG_FIT) if (!images->legacy_hdr_valid) { - fit_unsupported_reset ("ARTOS"); - do_reset (cmdtp, flag, argc, argv); + fit_unsupported_reset ("INTEGRITY"); + return 1; } #endif + entry_point = (void (*)(void))images->ep; + + printf ("## Transferring control to INTEGRITY (at address %08lx) ...\n", + (ulong)entry_point); + + show_boot_progress (15); + /* - * Booting an ARTOS kernel image + application + * INTEGRITY Parameters: + * None */ + (*entry_point)(); - /* this used to be the top of memory, but was wrong... */ -#ifdef CONFIG_PPC - /* get stack pointer */ - asm volatile ("mr %0,1" : "=r"(top) ); -#endif - debug ("## Current stack ends at 0x%08lX ", top); - - top -= 2048; /* just to be sure */ - if (top > CFG_BOOTMAPSZ) - top = CFG_BOOTMAPSZ; - top &= ~0xF; - - 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) - s = ""; - - /* get length of cmdline, and place it */ - len = strlen (s); - top = (top - (len + 1)) & ~0xF; - cmdline = (char *)top; - debug ("## cmdline at 0x%08lX ", top); - strcpy (cmdline, s); - - /* copy bdinfo */ - top = (top - sizeof (bd_t)) & ~0xF; - debug ("## bd at 0x%08lX ", top); - kbd = (bd_t *)top; - 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) - ; - envno++; - envsz += (nxt - i) + 1; /* plus trailing zero */ - } - envno++; /* plus the terminating zero */ - debug ("## %u envvars total size %u ", envno, envsz); - - top = (top - sizeof (char **) * envno) & ~0xF; - fwenv = (char **)top; - debug ("## fwenv at 0x%08lX ", top); - - top = (top - envsz) & ~0xF; - s = (char *)top; - 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) - ; - *ss++ = s; - for (j = i; j < nxt; ++j) - *s++ = env_get_char (j); - *s++ = '\0'; - } - *ss++ = NULL; /* terminate */ - - entry = (void (*)(bd_t *, char *, char **, ulong))image_get_ep (hdr); - (*entry) (kbd, cmdline, fwenv, top); + return 1; } #endif