* MA 02111-1307 USA
*/
-#define DEBUG
/*
* Boot support
#include <zlib.h>
#include <bzlib.h>
#include <environment.h>
+#include <lmb.h>
#include <asm/byteorder.h>
-#if defined(CONFIG_OF_LIBFDT)
-#include <fdt.h>
-#include <libfdt.h>
-#include <fdt_support.h>
-#elif defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
-
-#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
-#include <rtc.h>
+#if defined(CONFIG_CMD_USB)
+#include <usb.h>
#endif
#ifdef CFG_HUSH_PARSER
#include <hush.h>
#endif
-#ifdef CONFIG_HAS_DATAFLASH
-#include <dataflash.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <fdt.h>
+#include <libfdt.h>
+#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
static void fixup_silent_linux (void);
#endif
-static void print_type (image_header_t *hdr);
+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[]);
/*
* - 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[],
- ulong addr, /* of image to boot */
- ulong *len_ptr, /* multi-file image length table */
- int verify); /* getenv("verify")[0] != 'n' */
+typedef int boot_os_fn (int flag, int argc, char *argv[],
+ bootm_headers_t *images); /* pointers to os/initrd/fdt */
extern boot_os_fn do_bootm_linux;
static boot_os_fn do_bootm_netbsd;
-#ifdef CONFIG_LYNXKDI
+#if defined(CONFIG_LYNXKDI)
static boot_os_fn do_bootm_lynxkdi;
extern void lynxkdi_boot (image_header_t *);
#endif
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)
-extern uchar (*env_get_char)(int); /* Returns a character from the environment */
-static boot_os_fn do_bootm_artos;
+#if defined(CONFIG_INTEGRITY)
+static boot_os_fn do_bootm_integrity;
#endif
-image_header_t header;
-
ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
+static bootm_headers_t images; /* pointers to os/initrd/fdt images */
+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")));
+
+#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
-/*******************************************************************/
-/* bootm - boot application image from image in memory */
-/*******************************************************************/
-int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- ulong iflag;
- ulong addr;
- ulong data, len;
- ulong *len_ptr;
- uint unc_len = CFG_BOOTM_LEN;
- int i, verify;
- char *name, *s;
- int (*appl)(int, char *[]);
- image_header_t *hdr = &header;
+ ulong mem_start;
+ phys_size_t mem_size;
+ void *os_hdr;
+ int ret;
- verify = getenv_verify ();
+ memset ((void *)&images, 0, sizeof (images));
+ images.verify = getenv_yesno ("verify");
- if (argc < 2) {
- addr = load_addr;
- } else {
- addr = simple_strtoul(argv[1], NULL, 16);
- }
+ lmb_init(&images.lmb);
- show_boot_progress (1);
- printf ("## Booting image at %08lx ...\n", addr);
+ mem_start = getenv_bootm_low();
+ mem_size = getenv_bootm_size();
- /* Copy header so we can blank CRC field for re-calculation */
-#ifdef CONFIG_HAS_DATAFLASH
- if (addr_dataflash(addr)){
- read_dataflash (addr, image_get_header_size (), (char *)&header);
- } else
-#endif
- memmove (&header, (char *)addr, image_get_header_size ());
+ lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
- if (!image_check_magic(hdr)) {
- puts ("Bad Magic Number\n");
- show_boot_progress (-1);
- return 1;
- }
- show_boot_progress (2);
+ board_lmb_reserve(&images.lmb);
- if (!image_check_hcrc (hdr)) {
- 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 = image_get_image_size (hdr);
- 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);
- /* for multi-file images we need the data part, too */
- print_image_hdr ((image_header_t *)addr);
+ 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;
+ }
- len = image_get_data_size (hdr);
- data = addr + image_get_header_size ();
- len_ptr = (ulong *)data;
+ 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 (!image_check_dcrc ((image_header_t *)addr)) {
- 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);
- if (!image_check_target_arch (hdr)) {
- printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
- show_boot_progress (-4);
- return 1;
- }
- show_boot_progress (5);
-
- switch (image_get_type (hdr)) {
- case IH_TYPE_STANDALONE:
- name = "Standalone Application";
- /* A second argument overwrites the load address */
- if (argc > 2) {
- image_set_load (hdr, simple_strtoul (argv[2], NULL, 16));
+ images.os.end = fit_get_end (images.fit_hdr_os);
+
+ 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;
- case IH_TYPE_KERNEL:
- name = "Kernel Image";
- break;
- case IH_TYPE_MULTI:
- name = "Multi-File Image";
- len = image_to_cpu (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;
+#endif
default:
- printf ("Wrong Image Type for %s command\n", cmdtp->name);
- show_boot_progress (-5);
+ puts ("ERROR: unknown image format type!\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...
- */
- iflag = disable_interrupts();
+ /* 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;
+ }
-#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();
+ 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_OF_LIBFDT)
+ /* 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
+ }
- switch (image_get_comp (hdr)) {
+ images.os.start = (ulong)os_hdr;
+ images.valid = 1;
+
+ 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 = CFG_BOOTM_LEN;
+
+ const char *type_name = genimg_get_type_name (os.type);
+
+ switch (comp) {
case IH_COMP_NONE:
- if (image_get_load (hdr) == addr) {
- printf (" XIP %s ... ", name);
+ if (load == blob_start) {
+ printf (" XIP %s ... ", type_name);
} else {
- printf (" Loading %s ... ", name);
-
- memmove_wd ((void *)image_get_load (hdr),
- (void *)data, len, CHUNKSZ);
+ printf (" Loading %s ... ", type_name);
- puts("OK\n");
+ 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 *)image_get_load (hdr), 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*)image_get_load (hdr),
- &unc_len, (char *)data, len,
- CFG_MALLOC_LEN < (4096 * 1024), 0);
+ int i = BZ2_bzBuffToBuffDecompress ((char*)load,
+ &unc_len, (char *)image_start, image_len,
+ CFG_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", image_get_comp (hdr));
- show_boot_progress (-7);
- return 1;
+ printf ("Unimplemented compression type %d\n", comp);
+ return BOOTM_ERR_UNIMPLEMENTED;
}
puts ("OK\n");
- show_boot_progress (7);
+ debug (" kernel loaded at 0x%08lx, end = 0x%8p\n", load, load_end);
+ if (boot_progress)
+ show_boot_progress (7);
- switch (image_get_type (hdr)) {
- case IH_TYPE_STANDALONE:
- if (iflag)
- enable_interrupts();
+ 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%p\n", load, load_end);
- /* load (and uncompress), but don't start if "autostart"
- * is set to "no"
- */
- if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) {
- char buf[32];
- sprintf(buf, "%lX", len);
- setenv("filesize", buf);
- return 0;
- }
- appl = (int (*)(int, char *[]))image_get_ep (hdr);
- (*appl)(argc-1, &argv[1]);
- return 0;
- case IH_TYPE_KERNEL:
- case IH_TYPE_MULTI:
- /* handled below */
- break;
- default:
- if (iflag)
- enable_interrupts();
- printf ("Can't boot image type %d\n", image_get_type (hdr));
- show_boot_progress (-8);
+ return BOOTM_ERR_OVERLAP;
+ }
+
+ return 0;
+}
+
+/*******************************************************************/
+/* bootm - boot application image from image in memory */
+/*******************************************************************/
+int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+
+ ulong iflag;
+ ulong load_end = 0;
+ int ret;
+
+ 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();
+
+#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_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));
+
show_boot_progress (8);
- switch (image_get_os (hdr)) {
+ switch (images.os.os) {
default: /* handled by (original) Linux case */
case IH_OS_LINUX:
#ifdef CONFIG_SILENT_CONSOLE
fixup_silent_linux();
#endif
- do_bootm_linux (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+ do_bootm_linux (0, argc, argv, &images);
break;
case IH_OS_NETBSD:
- do_bootm_netbsd (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+ do_bootm_netbsd (0, argc, argv, &images);
break;
#ifdef CONFIG_LYNXKDI
case IH_OS_LYNXOS:
- do_bootm_lynxkdi (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+ do_bootm_lynxkdi (0, argc, argv, &images);
break;
#endif
case IH_OS_RTEMS:
- do_bootm_rtems (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+ do_bootm_rtems (0, argc, argv, &images);
break;
#if defined(CONFIG_CMD_ELF)
case IH_OS_VXWORKS:
- do_bootm_vxworks (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+ do_bootm_vxworks (0, argc, argv, &images);
break;
+
case IH_OS_QNX:
- do_bootm_qnxelf (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+ do_bootm_qnxelf (0, argc, argv, &images);
break;
#endif
-#ifdef CONFIG_ARTOS
- case IH_OS_ARTOS:
- do_bootm_artos (cmdtp, flag, argc, argv,
- addr, len_ptr, verify);
+#ifdef CONFIG_INTEGRITY
+ case IH_OS_INTEGRITY:
+ do_bootm_integrity (0, argc, argv, &images);
break;
#endif
}
show_boot_progress (-9);
#ifdef DEBUG
puts ("\n## Control returned to monitor - resetting...\n");
- do_reset (cmdtp, flag, argc, argv);
#endif
+ do_reset (cmdtp, flag, argc, argv);
+
+ return 1;
+}
+
+/**
+ * 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 (!image_check_magic(hdr)) {
+ puts ("Bad Magic Number\n");
+ show_boot_progress (-1);
+ return NULL;
+ }
+ show_boot_progress (2);
+
+ if (!image_check_hcrc (hdr)) {
+ puts ("Bad Header Checksum\n");
+ show_boot_progress (-2);
+ return NULL;
+ }
+
+ show_boot_progress (3);
+ image_print_contents (hdr);
+
+ if (verify) {
+ puts (" Verifying Checksum ... ");
+ if (!image_check_dcrc (hdr)) {
+ printf ("Bad Data CRC\n");
+ show_boot_progress (-3);
+ return NULL;
+ }
+ puts ("OK\n");
+ }
+ show_boot_progress (4);
+
+ if (!image_check_target_arch (hdr)) {
+ printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
+ show_boot_progress (-4);
+ return NULL;
+ }
+ return hdr;
+}
+
+/**
+ * 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);
+
+ 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
+
+ /* 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);
+ }
+
+ show_boot_progress (1);
+
+ /* 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;
+ }
+
+ /*
+ * copy image header to allow for image overwrites during kernel
+ * decompression.
+ */
+ memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
+
+ /* save pointer to image header */
+ images->legacy_hdr_os = hdr;
+
+ 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);
+
+ 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);
+
+ 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;
+ }
+
+ printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
+
+ show_boot_progress (104);
+ if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
+ return NULL;
+
+ /* 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);
+
+ *os_len = len;
+ *os_data = (ulong)data;
+ images->fit_hdr_os = fit_hdr;
+ images->fit_uname_os = fit_uname_kernel;
+ images->fit_noffset_os = os_noffset;
+ break;
+#endif
+ default:
+ printf ("Wrong Image Format for %s command\n", cmdtp->name);
+ show_boot_progress (-108);
+ return NULL;
+ }
+
+ debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
+ *os_data, *os_len, *os_len);
+
+ return (void *)img_addr;
+}
U_BOOT_CMD(
bootm, CFG_MAXARGS, 1, do_bootm,
"[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)
+#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
);
/*******************************************************************/
static int image_info (ulong addr)
{
- image_header_t *hdr = (image_header_t *)addr;
+ void *hdr = (void *)addr;
printf ("\n## Checking Image at %08lx ...\n", addr);
- if (!image_check_magic (hdr)) {
- puts (" Bad Magic Number\n");
- return 1;
- }
+ 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 (!image_check_hcrc (hdr)) {
- puts (" Bad Header Checksum\n");
- return 1;
- }
+ if (!image_check_hcrc (hdr)) {
+ puts (" Bad Header Checksum\n");
+ return 1;
+ }
- print_image_hdr (hdr);
+ image_print_contents (hdr);
- puts (" Verifying Checksum ... ");
- if (!image_check_dcrc (hdr)) {
- puts (" Bad Data CRC\n");
- return 1;
+ 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 (!fit_check_format (hdr)) {
+ puts ("Bad FIT image format!\n");
+ return 1;
+ }
+
+ fit_print_contents (hdr);
+ return 0;
+#endif
+ default:
+ puts ("Unknown image format!\n");
+ break;
}
- puts ("OK\n");
- return 0;
+
+ return 1;
}
U_BOOT_CMD(
{
flash_info_t *info;
int i, j;
- image_header_t *hdr;
+ void *hdr;
for (i = 0, info = &flash_info[0];
i < CFG_MAX_FLASH_BANKS; ++i, ++info) {
goto next_bank;
for (j = 0; j < info->sector_count; ++j) {
- hdr = (image_header_t *)info->start[j];
-
- if (!hdr || !image_check_magic (hdr))
+ hdr = (void *)info->start[j];
+ if (!hdr)
goto next_sector;
- if (!image_check_hcrc (hdr))
+ 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);
-
- puts (" Verifying Checksum ... ");
- if (!image_check_dcrc (hdr)) {
- puts ("Bad Data CRC\n");
- } else {
- puts ("OK\n");
}
+
next_sector: ;
}
next_bank: ;
#endif
/*******************************************************************/
-/* */
+/* helper routines */
/*******************************************************************/
-void print_image_hdr (image_header_t *hdr)
-{
-#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
- time_t timestamp = (time_t)image_get_time (hdr);
- struct rtc_time tm;
-#endif
-
- printf (" Image Name: %.*s\n", IH_NMLEN, image_get_name (hdr));
-
-#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 = ", image_get_data_size (hdr));
- print_size (image_get_data_size (hdr), "\n");
- printf (" Load Address: %08x\n"
- " Entry Point: %08x\n",
- image_get_load (hdr), image_get_ep (hdr));
-
- if (image_check_type (hdr, IH_TYPE_MULTI)) {
- int i;
- ulong len;
- ulong *len_ptr = (ulong *)((ulong)hdr + image_get_header_size ());
-
- puts (" Contents:\n");
- for (i = 0; (len = image_to_cpu (*len_ptr)); ++i, ++len_ptr) {
- printf (" Image %d: %8ld Bytes = ", i, len);
- print_size (len, "\n");
- }
- }
-}
-
-static void print_type (image_header_t *hdr)
-{
- char *os, *arch, *type, *comp;
-
- switch (image_get_os (hdr)) {
- case IH_OS_INVALID: os = "Invalid OS"; break;
- case IH_OS_NETBSD: os = "NetBSD"; break;
- case IH_OS_LINUX: os = "Linux"; break;
- case IH_OS_VXWORKS: os = "VxWorks"; break;
- case IH_OS_QNX: os = "QNX"; break;
- case IH_OS_U_BOOT: os = "U-Boot"; break;
- case IH_OS_RTEMS: os = "RTEMS"; break;
-#ifdef CONFIG_ARTOS
- case IH_OS_ARTOS: os = "ARTOS"; break;
-#endif
-#ifdef CONFIG_LYNXKDI
- case IH_OS_LYNXOS: os = "LynxOS"; break;
-#endif
- default: os = "Unknown OS"; break;
- }
-
- switch (image_get_arch (hdr)) {
- case IH_ARCH_INVALID: arch = "Invalid CPU"; break;
- case IH_ARCH_ALPHA: arch = "Alpha"; break;
- case IH_ARCH_ARM: arch = "ARM"; break;
- case IH_ARCH_AVR32: arch = "AVR32"; break;
- case IH_ARCH_BLACKFIN: arch = "Blackfin"; break;
- case IH_ARCH_I386: arch = "Intel x86"; break;
- case IH_ARCH_IA64: arch = "IA64"; break;
- case IH_ARCH_M68K: arch = "M68K"; break;
- case IH_ARCH_MICROBLAZE:arch = "Microblaze"; break;
- case IH_ARCH_MIPS64: arch = "MIPS 64 Bit"; break;
- case IH_ARCH_MIPS: arch = "MIPS"; break;
- case IH_ARCH_NIOS2: arch = "Nios-II"; break;
- case IH_ARCH_NIOS: arch = "Nios"; break;
- case IH_ARCH_PPC: arch = "PowerPC"; break;
- case IH_ARCH_S390: arch = "IBM S390"; break;
- case IH_ARCH_SH: arch = "SuperH"; break;
- case IH_ARCH_SPARC64: arch = "SPARC 64 Bit"; break;
- case IH_ARCH_SPARC: arch = "SPARC"; break;
- default: arch = "Unknown Architecture"; break;
- }
-
- switch (image_get_type (hdr)) {
- case IH_TYPE_INVALID: type = "Invalid Image"; break;
- case IH_TYPE_STANDALONE:type = "Standalone Program"; break;
- case IH_TYPE_KERNEL: type = "Kernel Image"; break;
- case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break;
- case IH_TYPE_MULTI: type = "Multi-File Image"; break;
- case IH_TYPE_FIRMWARE: type = "Firmware"; break;
- case IH_TYPE_SCRIPT: type = "Script"; break;
- case IH_TYPE_FLATDT: type = "Flat Device Tree"; break;
- default: type = "Unknown Image"; break;
- }
-
- switch (image_get_comp (hdr)) {
- case IH_COMP_NONE: comp = "uncompressed"; break;
- case IH_COMP_GZIP: comp = "gzip compressed"; break;
- case IH_COMP_BZIP2: comp = "bzip2 compressed"; break;
- default: comp = "unknown compression"; break;
- }
-
- printf ("%s %s %s (%s)", arch, os, type, comp);
-}
-
#ifdef CONFIG_SILENT_CONSOLE
static void fixup_silent_linux ()
{
/* OS booting routines */
/*******************************************************************/
-static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
- int argc, char *argv[],
- ulong addr, ulong *len_ptr,
- int verify)
+static int do_bootm_netbsd (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- image_header_t *hdr = &header;
-
void (*loader)(bd_t *, image_header_t *, char *, char *);
- image_header_t *img_addr;
+ image_header_t *os_hdr, *hdr;
+ ulong kernel_data, kernel_len;
char *consdev;
char *cmdline;
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("NetBSD");
+ return 1;
+ }
+#endif
+ hdr = images->legacy_hdr_os;
+
/*
* Booting a (NetBSD) kernel image
*
* line, the name of the console device, and (optionally) the
* address of the original image header.
*/
-
- img_addr = 0;
- if ((image_check_type (hdr, IH_TYPE_MULTI)) && (len_ptr[1]))
- img_addr = (image_header_t *)addr;
+ os_hdr = NULL;
+ if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
+ image_multi_getimg (hdr, 1, &kernel_data, &kernel_len);
+ if (kernel_len)
+ os_hdr = hdr;
+ }
consdev = "";
#if defined (CONFIG_8xx_CONS_SMC1)
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);
* r5: console device
* r6: boot args string
*/
- (*loader) (gd->bd, img_addr, consdev, cmdline);
+ (*loader) (gd->bd, os_hdr, consdev, cmdline);
+
+ return 1;
}
#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)
+static int do_bootm_lynxkdi (int flag, int argc, char *argv[],
+ bootm_headers_t *images)
{
- lynxkdi_boot (&header);
+ image_header_t *hdr = &images->legacy_hdr_os_copy;
+
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("Lynx");
+ 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[],
- ulong addr, ulong *len_ptr,
- int verify)
+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 *);
- entry_point = (void (*)(bd_t *))image_get_ep (hdr);
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset ("RTEMS");
+ return 1;
+ }
+#endif
+
+ entry_point = (void (*)(bd_t *))images->ep;
printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
(ulong)entry_point);
* r3: ptr to board info data
*/
(*entry_point)(gd->bd);
+
+ return 1;
}
#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", image_get_ep (hdr)); /* write entry-point into string */
+#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", image_get_ep (hdr)); /* write entry-point into string */
+#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
-#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
-static void do_bootm_artos (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)
{
- 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;
+ void (*entry_point)(void);
+
+#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);
/*
- * 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