* MA 02111-1307 USA
*/
+
/*
* Boot support
*/
#include <zlib.h>
#include <bzlib.h>
#include <environment.h>
+#include <lmb.h>
+#include <linux/ctype.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>
+#if defined(CONFIG_CMD_USB)
+#include <usb.h>
#endif
-#ifdef CFG_HUSH_PARSER
+#ifdef CONFIG_SYS_HUSH_PARSER
#include <hush.h>
#endif
-#ifdef CFG_INIT_RAM_LOCK
-#include <asm/cache.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <fdt.h>
+#include <libfdt.h>
+#include <fdt_support.h>
#endif
-#ifdef CONFIG_LOGBUFFER
-#include <logbuff.h>
-#endif
+#ifdef CONFIG_LZMA
+#define _7ZIP_BYTE_DEFINED /* Byte already defined by zlib */
+#include <lzma/LzmaTypes.h>
+#include <lzma/LzmaDecode.h>
+#include <lzma/LzmaTools.h>
+#endif /* CONFIG_LZMA */
-#ifdef CONFIG_HAS_DATAFLASH
-#include <dataflash.h>
-#endif
+DECLARE_GLOBAL_DATA_PTR;
-/*
- * 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)
+extern int gunzip (void *dst, int dstlen, unsigned char *src, unsigned long *lenp);
+#ifndef CONFIG_SYS_BOOTM_LEN
+#define CONFIG_SYS_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
#endif
-int gunzip (void *, int, unsigned char *, unsigned long *);
-
-static void *zalloc(void *, unsigned, unsigned);
-static void zfree(void *, void *, unsigned);
+#ifdef CONFIG_BZIP2
+extern void bz_internal_error(int);
+#endif
#if defined(CONFIG_CMD_IMI)
static int image_info (unsigned long addr);
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'
* - 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
+typedef int boot_os_fn (int flag, int argc, char *argv[],
+ bootm_headers_t *images); /* pointers to os/initrd/fdt */
-#ifdef CONFIG_PPC
-static boot_os_Fcn do_bootm_linux;
-#else
-extern boot_os_Fcn do_bootm_linux;
+#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_SILENT_CONSOLE
-static void fixup_silent_linux (void);
+#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
-static boot_os_Fcn do_bootm_netbsd;
-static boot_os_Fcn 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_INTEGRITY)
+static boot_os_fn do_bootm_integrity;
+#endif
+
+boot_os_fn * boot_os[] = {
+#ifdef CONFIG_BOOTM_LINUX
+ [IH_OS_LINUX] = do_bootm_linux,
#endif
-#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
-static boot_os_Fcn do_bootm_artos;
+#ifdef CONFIG_BOOTM_NETBSD
+ [IH_OS_NETBSD] = do_bootm_netbsd,
#endif
#ifdef CONFIG_LYNXKDI
-static boot_os_Fcn do_bootm_lynxkdi;
-extern void lynxkdi_boot( image_header_t * );
+ [IH_OS_LYNXOS] = do_bootm_lynxkdi,
#endif
-
-#ifndef CFG_BOOTM_LEN
-#define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
+#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
+};
-image_header_t header;
+ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
+static bootm_headers_t images; /* pointers to os/initrd/fdt images */
-ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
+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")));
-int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+void __arch_lmb_reserve(struct lmb *lmb)
{
- 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;
+ /* please define platform specific arch_lmb_reserve() */
+}
+void arch_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__arch_lmb_reserve")));
+
+#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
- s = getenv ("verify");
- verify = (s && (*s == 'n')) ? 0 : 1;
+static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ ulong mem_start;
+ phys_size_t mem_size;
+ void *os_hdr;
+ int ret;
- if (argc < 2) {
- addr = load_addr;
- } else {
- addr = simple_strtoul(argv[1], NULL, 16);
- }
+ memset ((void *)&images, 0, sizeof (images));
+ images.verify = getenv_yesno ("verify");
- show_boot_progress (1);
- printf ("## Booting image at %08lx ...\n", addr);
+ lmb_init(&images.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);
+ mem_start = getenv_bootm_low();
+ mem_size = getenv_bootm_size();
- data = (ulong)&header;
- len = sizeof(image_header_t);
+ lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
- checksum = ntohl(hdr->ih_hcrc);
- hdr->ih_hcrc = 0;
+ arch_lmb_reserve(&images.lmb);
+ board_lmb_reserve(&images.lmb);
- if (crc32 (0, (uchar *)data, len) != checksum) {
- puts ("Bad Header Checksum\n");
- show_boot_progress (-2);
+ /* get kernel image header, start address and length */
+ os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
+ &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;
}
- show_boot_progress (3);
-#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;
- }
-#endif
+ /* get image parameters */
+ switch (genimg_get_format (os_hdr)) {
+ case IMAGE_FORMAT_LEGACY:
+ images.os.type = image_get_type (os_hdr);
+ images.os.comp = image_get_comp (os_hdr);
+ images.os.os = image_get_os (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, &images.os.type)) {
+ puts ("Can't get image type!\n");
+ show_boot_progress (-109);
+ 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);
+ if (fit_image_get_comp (images.fit_hdr_os,
+ images.fit_noffset_os, &images.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, &images.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;
+ images.os.end = fit_get_end (images.fit_hdr_os);
-#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
+ if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
+ &images.os.load)) {
+ puts ("Can't get image load address!\n");
+ show_boot_progress (-112);
+ return 1;
+ }
+ break;
#endif
- {
- printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch);
- show_boot_progress (-4);
+ default:
+ puts ("ERROR: unknown image format type!\n");
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));
+
+ /* 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;
}
- 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
+ } else {
+ puts ("Could not find kernel entry point!\n");
return 1;
}
- show_boot_progress (6);
- /*
- * 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...
- */
+ 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;
+ }
- iflag = disable_interrupts();
+#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;
+ }
-#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();
+ set_working_fdt_addr(images.ft_addr);
+#endif
#endif
+ }
- switch (hdr->ih_comp) {
+ images.os.start = (ulong)os_hdr;
+ images.state = BOOTM_STATE_START;
+
+ 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(ntohl(hdr->ih_load) == addr) {
- printf (" XIP %s ... ", name);
+ if (load == blob_start) {
+ 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,
+ (void *)image_start, image_len, CHUNKSZ);
}
+ *load_end = load + image_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");
- show_boot_progress (-6);
- do_reset (cmdtp, flag, argc, argv);
+ printf (" Uncompressing %s ... ", type_name);
+ if (gunzip ((void *)load, unc_len,
+ (uchar *)image_start, &image_len) != 0) {
+ puts ("GUNZIP: uncompress or overwrite error "
+ "- must RESET board to recover\n");
+ if (boot_progress)
+ show_boot_progress (-6);
+ return BOOTM_ERR_RESET;
}
+
+ *load_end = load + image_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,
+ &unc_len, (char *)image_start, image_len,
+ CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
if (i != BZ_OK) {
- printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i);
- show_boot_progress (-6);
- do_reset (cmdtp, flag, argc, argv);
+ printf ("BUNZIP2: uncompress or overwrite error %d "
+ "- must RESET board to recover\n", i);
+ if (boot_progress)
+ show_boot_progress (-6);
+ return BOOTM_ERR_RESET;
}
+
+ *load_end = load + unc_len;
break;
#endif /* CONFIG_BZIP2 */
- default:
- if (iflag)
- enable_interrupts();
- printf ("Unimplemented compression type %d\n", hdr->ih_comp);
- show_boot_progress (-7);
- return 1;
- }
- puts ("OK\n");
- show_boot_progress (7);
-
- switch (hdr->ih_type) {
- case IH_TYPE_STANDALONE:
- if (iflag)
- enable_interrupts();
-
- /* 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;
+#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 != LZMA_RESULT_OK) {
+ printf ("LZMA: uncompress or overwrite error %d "
+ "- must RESET board to recover\n", ret);
+ show_boot_progress (-6);
+ return BOOTM_ERR_RESET;
}
- 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 */
+ *load_end = load + unc_len;
break;
+#endif /* CONFIG_LZMA */
default:
- if (iflag)
- enable_interrupts();
- printf ("Can't boot image type %d\n", hdr->ih_type);
- show_boot_progress (-8);
- return 1;
+ printf ("Unimplemented compression type %d\n", comp);
+ return BOOTM_ERR_UNIMPLEMENTED;
}
- show_boot_progress (8);
-
- switch (hdr->ih_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);
- break;
- case IH_OS_NETBSD:
- do_bootm_netbsd (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
- break;
-
-#ifdef CONFIG_LYNXKDI
- case IH_OS_LYNXOS:
- do_bootm_lynxkdi (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
- break;
-#endif
+ puts ("OK\n");
+ debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end);
+ if (boot_progress)
+ show_boot_progress (7);
- case IH_OS_RTEMS:
- do_bootm_rtems (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
- break;
+ 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 defined(CONFIG_CMD_ELF)
- case IH_OS_VXWORKS:
- do_bootm_vxworks (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
- break;
- case IH_OS_QNX:
- do_bootm_qnxelf (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
- break;
-#endif
-#ifdef CONFIG_ARTOS
- case IH_OS_ARTOS:
- do_bootm_artos (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
- break;
-#endif
+ return BOOTM_ERR_OVERLAP;
}
- show_boot_progress (-9);
-#ifdef DEBUG
- puts ("\n## Control returned to monitor - resetting...\n");
- do_reset (cmdtp, flag, argc, argv);
-#endif
- return 1;
+ return 0;
}
-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"
+/* 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(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""),
+ U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""),
+ U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""),
+ U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
+};
-#ifdef CONFIG_SILENT_CONSOLE
-static void
-fixup_silent_linux ()
+int do_bootm_subcommand (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- char buf[256], *start, *end;
- char *cmdline = getenv ("bootargs");
+ int ret = 0;
+ int state;
+ cmd_tbl_t *c;
+ boot_os_fn *boot_fn;
- /* Only fix cmdline when requested */
- if (!(gd->flags & GD_FLG_SILENT))
- return;
+ c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
- 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 (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);
}
- } else {
- strcpy (buf, "console=");
+ }
+ /* Unrecognized command */
+ else {
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
}
- setenv ("bootargs", buf);
- debug ("after silent fix-up: %s\n", buf);
-}
-#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)
-{
- 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
-
- 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 (images.state >= state) {
+ printf ("Trying to execute a command out of order\n");
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
}
-#ifdef CONFIG_LOGBUFFER
-#ifndef CONFIG_ALT_LB_ADDR
- kbd=gd->bd;
- /* Prevent initrd from overwriting logbuffer */
- if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD))
- initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD;
- debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN);
-#else
- debug ("## Logbuffer at 0x%08lX ", CONFIG_ALT_LB_ADDR);
+ images.state |= state;
+ boot_fn = boot_os[images.os.os];
+
+ 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
+#ifdef CONFIG_OF_LIBFDT
+ 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
+ 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();
+ boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images);
+ break;
+ }
- /*
- * 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);
+ return ret;
+}
- *kbd = *(gd->bd);
+/*******************************************************************/
+/* bootm - boot application image from image in memory */
+/*******************************************************************/
+static int relocated = 0;
-#ifdef DEBUG
- printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end);
+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;
- do_bdinfo (NULL, 0, 0, NULL);
-#endif
+ /* relocate boot function table */
+ if (!relocated) {
+ int i;
+ for (i = 0; i < ARRAY_SIZE(boot_os); i++)
+ boot_os[i] += gd->reloc_off;
+ relocated = 1;
+ }
- 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;
-#endif
-#if defined(CONFIG_MPC5xxx)
- kbd->bi_ipbfreq /= 1000000L;
- kbd->bi_pcifreq /= 1000000L;
-#endif /* CONFIG_MPC5xxx */
+ /* 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);
}
- kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep);
+ if (bootm_start(cmdtp, flag, argc, argv))
+ return 1;
/*
- * Check if there is an initrd image
+ * 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 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;
- }
- else
+#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
- 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 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");
- show_boot_progress (-10);
- do_reset (cmdtp, flag, argc, argv);
- }
-
- data = (ulong)&header;
- len = sizeof(image_header_t);
+#ifdef CONFIG_AMIGAONEG3SE
+ /*
+ * We've possible left the caches enabled during
+ * bios emulation, so turn them off again
+ */
+ icache_disable();
+ dcache_disable();
+#endif
- checksum = ntohl(hdr->ih_hcrc);
- hdr->ih_hcrc = 0;
+ ret = bootm_load_os(images.os, &load_end, 1);
- if (crc32 (0, (uchar *)data, len) != checksum) {
- puts ("Bad Header Checksum\n");
- show_boot_progress (-11);
+ if (ret < 0) {
+ if (ret == BOOTM_ERR_RESET)
do_reset (cmdtp, flag, argc, argv);
- }
-
- show_boot_progress (10);
-
- print_image_hdr (hdr);
-
- data = addr + sizeof(image_header_t);
- len = ntohl(hdr->ih_size);
-
- 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 */
-
- puts (" Verifying Checksum ... ");
-
-#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
-
- while (cdata < edata) {
- ulong chunk = edata - cdata;
-
- if (chunk > CHUNKSZ)
- chunk = CHUNKSZ;
- csum = crc32 (csum, (uchar *)cdata, chunk);
- cdata += chunk;
-
- 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);
+ 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);
}
- puts ("OK\n");
}
-
- show_boot_progress (11);
-
- 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);
- }
-
- /*
- * 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;
+ if (ret == BOOTM_ERR_UNIMPLEMENTED) {
+ if (iflag)
+ enable_interrupts();
+ show_boot_progress (-7);
+ return 1;
}
-
- len = ntohl(len_ptr[1]);
-
- } else {
- /*
- * no initrd image
- */
- show_boot_progress (14);
-
- len = data = 0;
}
-#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);
- }
-
- puts (" Verifying Checksum ... ");
- memmove (&header, (char *)hdr, sizeof(image_header_t));
- checksum = ntohl(header.ih_hcrc);
- header.ih_hcrc = 0;
-
- 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);
- }
-
- checksum = ntohl(hdr->ih_dcrc);
- addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t));
+ lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load));
- 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");
+ show_boot_progress (8);
- 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) {
+#ifdef CONFIG_SILENT_CONSOLE
+ if (images.os.os == IH_OS_LINUX)
+ fixup_silent_linux();
#endif
- puts ("ERROR: uImage data is not a fdt - "
- "must RESET the board to recover.\n");
- do_reset (cmdtp, flag, argc, argv);
- }
- 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;
- }
+ boot_fn = boot_os[images.os.os];
+ boot_fn(0, argc, argv, &images);
- /* 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;
- }
-
-#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;
+ show_boot_progress (-9);
+#ifdef DEBUG
+ puts ("\n## Control returned to monitor - resetting...\n");
#endif
+ do_reset (cmdtp, flag, argc, argv);
+ 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) {
-#endif
- puts ("ERROR: image is not a fdt - "
- "must RESET the board to recover.\n");
- do_reset (cmdtp, flag, argc, argv);
- }
+/**
+ * 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)
+{
+ image_header_t *hdr = (image_header_t *)img_addr;
-#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 (!image_check_magic(hdr)) {
+ puts ("Bad Magic Number\n");
+ show_boot_progress (-1);
+ return NULL;
}
+ show_boot_progress (2);
- 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 */
-
- if (initrd_high) {
- ulong nsp;
-
- /*
- * 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;
- }
-
- 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;
- }
- }
-#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;
+ if (!image_check_hcrc (hdr)) {
+ puts ("Bad Header Checksum\n");
+ show_boot_progress (-2);
+ return NULL;
}
-#if defined(CONFIG_OF_LIBFDT)
-
-#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
+ show_boot_progress (3);
+ image_print_contents (hdr);
- /* 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);
+ if (verify) {
+ puts (" Verifying Checksum ... ");
+ if (!image_check_dcrc (hdr)) {
+ printf ("Bad Data CRC\n");
+ show_boot_progress (-3);
+ return NULL;
}
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_BOARD_SETUP
- /* Call the board-specific fixup routine */
- ft_board_setup(of_flat_tree, gd->bd);
-#endif
- }
-#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);
-
- show_boot_progress (15);
-
-#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
- unlock_ram_in_cache();
-#endif
+ show_boot_progress (4);
-#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 */
+ if (!image_check_target_arch (hdr)) {
+ printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
+ show_boot_progress (-4);
+ return NULL;
}
-#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 */
+ return hdr;
}
-#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;
-
-
- /*
- * Booting a (NetBSD) kernel image
- *
- * This process is pretty similar to a standalone application:
- * The (first part of an multi-) image must be a stage-2 loader,
- * which in turn is responsible for loading & invoking the actual
- * kernel. The only differences are the parameters being passed:
- * besides the board info strucure, the loader expects a command
- * 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;
+/**
+ * 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)
+{
+ fit_image_print (fit, os_noffset, " ");
+ 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);
- consdev = "";
-#if defined (CONFIG_8xx_CONS_SMC1)
- consdev = "smc1";
-#elif defined (CONFIG_8xx_CONS_SMC2)
- consdev = "smc2";
-#elif defined (CONFIG_8xx_CONS_SCC2)
- consdev = "scc2";
-#elif defined (CONFIG_8xx_CONS_SCC3)
- consdev = "scc3";
+ if (!fit_image_check_target_arch (fit, os_noffset)) {
+ puts ("Unsupported Architecture\n");
+ show_boot_progress (-105);
+ return 0;
+ }
+
+ 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;
+ }
+
+ show_boot_progress (107);
+ return 1;
+}
+#endif /* CONFIG_FIT */
+
+/**
+ * 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 (argc > 2) {
- ulong len;
- int i;
+ /* 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
+ } else {
+ img_addr = simple_strtoul(argv[1], NULL, 16);
+ debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
+ }
- for (i=2, len=0 ; i<argc ; i+=1)
- len += strlen (argv[i]) + 1;
- cmdline = malloc (len);
+ show_boot_progress (1);
- for (i=2, len=0 ; i<argc ; i+=1) {
- if (i > 2)
- cmdline[len++] = ' ';
- strcpy (&cmdline[len], argv[i]);
- len += strlen (argv[i]);
+ /* 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 if ((cmdline = getenv("bootargs")) == NULL) {
- cmdline = "";
- }
- loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep);
+ /*
+ * copy image header to allow for image overwrites during kernel
+ * decompression.
+ */
+ memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
- printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
- (ulong)loader);
+ /* save pointer to image header */
+ images->legacy_hdr_os = hdr;
- show_boot_progress (15);
+ 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);
- /*
- * NetBSD Stage-2 Loader Parameters:
- * r3: ptr to board info data
- * r4: image address
- * r5: console device
- * r6: boot args string
- */
- (*loader) (gd->bd, img_addr, consdev, cmdline);
-}
+ 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 defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
+ 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;
+ }
-/* Function that returns a character from the environment */
-extern uchar (*env_get_char)(int);
+ printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
-static void
-do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
- int argc, char *argv[],
- ulong addr,
- ulong *len_ptr,
- int verify)
-{
- 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 = &header;
+ show_boot_progress (104);
+ if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
+ return NULL;
- /*
- * Booting an ARTOS kernel image + application
- */
+ /* 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);
- /* this used to be the top of memory, but was wrong... */
-#ifdef CONFIG_PPC
- /* get stack pointer */
- asm volatile ("mr %0,1" : "=r"(top) );
+ *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
- 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';
+ default:
+ printf ("Wrong Image Format for %s command\n", cmdtp->name);
+ show_boot_progress (-108);
+ return NULL;
}
- *ss++ = NULL; /* terminate */
- entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep);
- (*entry)(kbd, cmdline, fwenv, top);
+ debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
+ *os_data, *os_len, *os_len);
+
+ return (void *)img_addr;
}
-#endif
+U_BOOT_CMD(
+ bootm, CONFIG_SYS_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
+ "\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
+ "\tbdt - OS specific bd_t processing\n"
+ "\tcmdline - OS specific command line processing/setup\n"
+ "\tprep - OS specific prep before relocation or go\n"
+ "\tgo - start OS\n"
+);
+/*******************************************************************/
+/* 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;
-#ifndef CFG_HUSH_PARSER
- if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1;
+
+#ifndef CONFIG_SYS_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;
+ 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",
+ 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",
+ bootd, 1, 1, do_bootd,
+ "bootd - boot default, i.e., run 'bootcmd'\n",
NULL
);
#endif
+
+/*******************************************************************/
+/* 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 do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int arg;
ulong addr;
- int rcode=0;
+ 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;
+ 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;
+ void *hdr = (void *)addr;
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));
+ 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 (ntohl(hdr->ih_magic) != IH_MAGIC) {
- puts (" Bad Magic Number\n");
- return 1;
- }
+ if (!image_check_hcrc (hdr)) {
+ puts (" Bad Header Checksum\n");
+ return 1;
+ }
- data = (ulong)&header;
- len = sizeof(image_header_t);
+ image_print_contents (hdr);
- checksum = ntohl(hdr->ih_hcrc);
- hdr->ih_hcrc = 0;
+ 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");
- if (crc32 (0, (uchar *)data, len) != checksum) {
- puts (" Bad Header Checksum\n");
- return 1;
- }
+ if (!fit_check_format (hdr)) {
+ puts ("Bad FIT image format!\n");
+ return 1;
+ }
- /* for multi-file images we need the data part, too */
- print_image_hdr ((image_header_t *)addr);
+ fit_print_contents (hdr);
- data = addr + sizeof(image_header_t);
- len = ntohl(hdr->ih_size);
+ if (!fit_all_image_check_hashes (hdr)) {
+ puts ("Bad hash in FIT image!\n");
+ return 1;
+ }
- puts (" Verifying Checksum ... ");
- if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
- puts (" Bad Data CRC\n");
- return 1;
+ return 0;
+#endif
+ default:
+ puts ("Unknown image format!\n");
+ break;
}
- puts ("OK\n");
- return 0;
+
+ return 1;
}
U_BOOT_CMD(
- iminfo, CFG_MAXARGS, 1, do_iminfo,
+ iminfo, CONFIG_SYS_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
+
+/*******************************************************************/
+/* imls - list all images found in flash */
+/*******************************************************************/
#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;
+ void *hdr;
+
+ for (i = 0, info = &flash_info[0];
+ i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) {
- 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) {
+ for (j = 0; j < info->sector_count; ++j) {
- if (!(hdr=(image_header_t *)info->start[j]) ||
- (ntohl(hdr->ih_magic) != IH_MAGIC))
+ hdr = (void *)info->start[j];
+ if (!hdr)
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)
+ 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;
-
- 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: ;
);
#endif
-void
-print_image_hdr (image_header_t *hdr)
+/*******************************************************************/
+/* helper routines */
+/*******************************************************************/
+#ifdef CONFIG_SILENT_CONSOLE
+static void fixup_silent_linux ()
{
-#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
- time_t timestamp = (time_t)ntohl(hdr->ih_time);
- struct rtc_time tm;
-#endif
+ char buf[256], *start, *end;
+ char *cmdline = getenv ("bootargs");
- 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));
+ /* Only fix cmdline when requested */
+ if (!(gd->flags & GD_FLG_SILENT))
+ return;
- puts (" Contents:\n");
- for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) {
- printf (" Image %d: %8ld Bytes = ", i, len);
- print_size (len, "\n");
+ 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=");
}
+ } else {
+ strcpy (buf, "console=");
}
+
+ setenv ("bootargs", buf);
+ debug ("after silent fix-up: %s\n", buf);
}
+#endif /* CONFIG_SILENT_CONSOLE */
+
+/*******************************************************************/
+/* OS booting routines */
+/*******************************************************************/
-static void
-print_type (image_header_t *hdr)
+#ifdef CONFIG_BOOTM_NETBSD
+static int do_bootm_netbsd (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- 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;
- }
+ void (*loader)(bd_t *, image_header_t *, char *, char *);
+ image_header_t *os_hdr, *hdr;
+ ulong kernel_data, kernel_len;
+ char *consdev;
+ char *cmdline;
- 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;
- }
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
- 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;
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("NetBSD");
+ return 1;
}
+#endif
+ hdr = images->legacy_hdr_os;
- 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;
+ /*
+ * Booting a (NetBSD) kernel image
+ *
+ * This process is pretty similar to a standalone application:
+ * The (first part of an multi-) image must be a stage-2 loader,
+ * which in turn is responsible for loading & invoking the actual
+ * kernel. The only differences are the parameters being passed:
+ * besides the board info strucure, the loader expects a command
+ * line, the name of the console device, and (optionally) the
+ * address of the original image header.
+ */
+ 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;
}
- printf ("%s %s %s (%s)", arch, os, type, comp);
-}
+ consdev = "";
+#if defined (CONFIG_8xx_CONS_SMC1)
+ consdev = "smc1";
+#elif defined (CONFIG_8xx_CONS_SMC2)
+ consdev = "smc2";
+#elif defined (CONFIG_8xx_CONS_SCC2)
+ consdev = "scc2";
+#elif defined (CONFIG_8xx_CONS_SCC3)
+ consdev = "scc3";
+#endif
-#define ZALLOC_ALIGNMENT 16
+ if (argc > 2) {
+ ulong len;
+ int i;
-static void *zalloc(void *x, unsigned items, unsigned size)
-{
- void *p;
+ for (i = 2, len = 0; i < argc; i += 1)
+ len += strlen (argv[i]) + 1;
+ cmdline = malloc (len);
- size *= items;
- size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 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) {
+ cmdline = "";
+ }
- p = malloc (size);
+ loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
- return (p);
-}
+ printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
+ (ulong)loader);
-static void zfree(void *x, void *addr, unsigned nb)
-{
- free (addr);
-}
+ show_boot_progress (15);
-#define HEAD_CRC 2
-#define EXTRA_FIELD 4
-#define ORIG_NAME 8
-#define COMMENT 0x10
-#define RESERVED 0xe0
+ /*
+ * NetBSD Stage-2 Loader Parameters:
+ * r3: ptr to board info data
+ * r4: image address
+ * r5: console device
+ * r6: boot args string
+ */
+ (*loader) (gd->bd, os_hdr, consdev, cmdline);
-#define DEFLATED 8
+ return 1;
+}
+#endif /* CONFIG_BOOTM_NETBSD*/
-int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp)
+#ifdef CONFIG_LYNXKDI
+static int do_bootm_lynxkdi (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- 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);
- }
+ image_header_t *hdr = &images->legacy_hdr_os_copy;
- 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 */
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
- 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);
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("Lynx");
+ return 1;
}
- *lenp = s.next_out - (unsigned char *) dst;
- inflateEnd(&s);
+#endif
- return (0);
-}
+ lynxkdi_boot ((image_header_t *)hdr);
-#ifdef CONFIG_BZIP2
-void bz_internal_error(int errcode)
-{
- printf ("BZIP2 internal error %d\n", errcode);
+ return 1;
}
-#endif /* CONFIG_BZIP2 */
+#endif /* CONFIG_LYNXKDI */
-static void
-do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
- ulong addr, ulong *len_ptr, int verify)
+#ifdef CONFIG_BOOTM_RTEMS
+static int do_bootm_rtems (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- image_header_t *hdr = &header;
- void (*entry_point)(bd_t *);
+ 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");
+ return 1;
+ }
+#endif
- entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep);
+ entry_point = (void (*)(bd_t *))images->ep;
printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
(ulong)entry_point);
* RTEMS Parameters:
* r3: ptr to board info data
*/
+ (*entry_point)(gd->bd);
- (*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[],
- ulong addr, ulong *len_ptr, int verify)
+static int do_bootm_vxworks (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- image_header_t *hdr = &header;
char str[80];
- sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
+
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("VxWorks");
+ return 1;
+ }
+#endif
+
+ 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[],
- ulong addr, ulong *len_ptr, int verify)
+static int do_bootm_qnxelf(int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- image_header_t *hdr = &header;
char *local_args[2];
char str[16];
- sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
+
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("QNX");
+ return 1;
+ }
+#endif
+
+ 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
-#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)
+#ifdef CONFIG_INTEGRITY
+static int do_bootm_integrity (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- lynxkdi_boot( &header );
-}
+ void (*entry_point)(void);
-#endif /* CONFIG_LYNXKDI */
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
+
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ 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);
+
+ /*
+ * INTEGRITY Parameters:
+ * None
+ */
+ (*entry_point)();
+
+ return 1;
+}
+#endif
projects / u-boot / blobdiff