]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - common/image.c
driver/serial: delete at91rm9200_usart
[karo-tx-uboot.git] / common / image.c
index 6d2ce32e7d4165bd1cc04164c46d81ab4a0e88d2..e542a5736710ec94ef547158211c0365bc2372e3 100644 (file)
@@ -60,12 +60,12 @@ static int fit_check_ramdisk (const void *fit, int os_noffset,
 #endif
 
 #ifdef CONFIG_CMD_BDI
-extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
+extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 #endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
-static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
+static const image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
                                                int verify);
 #else
 #include "mkimage.h"
@@ -74,13 +74,7 @@ static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
 #include <image.h>
 #endif /* !USE_HOSTCC*/
 
-typedef struct table_entry {
-       int     id;             /* as defined in image.h        */
-       char    *sname;         /* short (input) name           */
-       char    *lname;         /* long (output) name           */
-} table_entry_t;
-
-static table_entry_t uimage_arch[] = {
+static const table_entry_t uimage_arch[] = {
        {       IH_ARCH_INVALID,        NULL,           "Invalid ARCH", },
        {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
        {       IH_ARCH_ARM,            "arm",          "ARM",          },
@@ -90,7 +84,6 @@ static table_entry_t uimage_arch[] = {
        {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
        {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
        {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
-       {       IH_ARCH_NIOS,           "nios",         "NIOS",         },
        {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
        {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
        {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
@@ -103,22 +96,23 @@ static table_entry_t uimage_arch[] = {
        {       -1,                     "",             "",             },
 };
 
-static table_entry_t uimage_os[] = {
+static const table_entry_t uimage_os[] = {
        {       IH_OS_INVALID,  NULL,           "Invalid OS",           },
-#if defined(CONFIG_ARTOS) || defined(USE_HOSTCC)
-       {       IH_OS_ARTOS,    "artos",        "ARTOS",                },
-#endif
        {       IH_OS_LINUX,    "linux",        "Linux",                },
 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
        {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 #endif
        {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
+       {       IH_OS_OSE,      "ose",          "Enea OSE",             },
        {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
        {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
        {       IH_OS_QNX,      "qnx",          "QNX",                  },
        {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 #endif
+#if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
+       {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
+#endif
 #ifdef USE_HOSTCC
        {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
        {       IH_OS_DELL,     "dell",         "Dell",                 },
@@ -135,7 +129,7 @@ static table_entry_t uimage_os[] = {
        {       -1,             "",             "",                     },
 };
 
-static table_entry_t uimage_type[] = {
+static const table_entry_t uimage_type[] = {
        {       IH_TYPE_INVALID,    NULL,         "Invalid Image",      },
        {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
        {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
@@ -145,19 +139,22 @@ static table_entry_t uimage_type[] = {
        {       IH_TYPE_SCRIPT,     "script",     "Script",             },
        {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
        {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
+       {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
+       {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
        {       -1,                 "",           "",                   },
 };
 
-static table_entry_t uimage_comp[] = {
+static const table_entry_t uimage_comp[] = {
        {       IH_COMP_NONE,   "none",         "uncompressed",         },
        {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
        {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
+       {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
+       {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
        {       -1,             "",             "",                     },
 };
 
 uint32_t crc32 (uint32_t, const unsigned char *, uint);
 uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
-static void genimg_print_size (uint32_t size);
 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
 static void genimg_print_time (time_t timestamp);
 #endif
@@ -165,7 +162,7 @@ static void genimg_print_time (time_t timestamp);
 /*****************************************************************************/
 /* Legacy format routines */
 /*****************************************************************************/
-int image_check_hcrc (image_header_t *hdr)
+int image_check_hcrc (const image_header_t *hdr)
 {
        ulong hcrc;
        ulong len = image_get_header_size ();
@@ -180,7 +177,7 @@ int image_check_hcrc (image_header_t *hdr)
        return (hcrc == image_get_hcrc (hdr));
 }
 
-int image_check_dcrc (image_header_t *hdr)
+int image_check_dcrc (const image_header_t *hdr)
 {
        ulong data = image_get_data (hdr);
        ulong len = image_get_data_size (hdr);
@@ -202,7 +199,7 @@ int image_check_dcrc (image_header_t *hdr)
  * returns:
  *     number of components
  */
-ulong image_multi_count (image_header_t *hdr)
+ulong image_multi_count (const image_header_t *hdr)
 {
        ulong i, count = 0;
        uint32_t *size;
@@ -235,7 +232,7 @@ ulong image_multi_count (image_header_t *hdr)
  *     data address and size of the component, if idx is valid
  *     0 in data and len, if idx is out of range
  */
-void image_multi_getimg (image_header_t *hdr, ulong idx,
+void image_multi_getimg (const image_header_t *hdr, ulong idx,
                        ulong *data, ulong *len)
 {
        int i;
@@ -271,7 +268,7 @@ void image_multi_getimg (image_header_t *hdr, ulong idx,
        }
 }
 
-static void image_print_type (image_header_t *hdr)
+static void image_print_type (const image_header_t *hdr)
 {
        const char *os, *arch, *type, *comp;
 
@@ -285,7 +282,7 @@ static void image_print_type (image_header_t *hdr)
 
 /**
  * image_print_contents - prints out the contents of the legacy format image
- * @hdr: pointer to the legacy format image header
+ * @ptr: pointer to the legacy format image header
  * @p: pointer to prefix string
  *
  * image_print_contents() formats a multi line legacy image contents description.
@@ -295,8 +292,9 @@ static void image_print_type (image_header_t *hdr)
  * returns:
  *     no returned results
  */
-void image_print_contents (image_header_t *hdr)
+void image_print_contents (const void *ptr)
 {
+       const image_header_t *hdr = (const image_header_t *)ptr;
        const char *p;
 
 #ifdef USE_HOSTCC
@@ -362,10 +360,10 @@ void image_print_contents (image_header_t *hdr)
  *     pointer to a ramdisk image header, if image was found and valid
  *     otherwise, return NULL
  */
-static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
+static const image_header_t *image_get_ramdisk (ulong rd_addr, uint8_t arch,
                                                int verify)
 {
-       image_header_t *rd_hdr = (image_header_t *)rd_addr;
+       const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 
        if (!image_check_magic (rd_hdr)) {
                puts ("Bad Magic Number\n");
@@ -425,8 +423,8 @@ ulong getenv_bootm_low(void)
                return tmp;
        }
 
-#if defined(CFG_SDRAM_BASE)
-       return CFG_SDRAM_BASE;
+#if defined(CONFIG_SYS_SDRAM_BASE)
+       return CONFIG_SYS_SDRAM_BASE;
 #elif defined(CONFIG_ARM)
        return gd->bd->bi_dram[0].start;
 #else
@@ -436,26 +434,47 @@ ulong getenv_bootm_low(void)
 
 phys_size_t getenv_bootm_size(void)
 {
+       phys_size_t tmp;
        char *s = getenv ("bootm_size");
        if (s) {
-               phys_size_t tmp;
-#ifdef CFG_64BIT_STRTOUL
                tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
+               return tmp;
+       }
+       s = getenv("bootm_low");
+       if (s)
+               tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
+       else
+               tmp = 0;
+
+
+#if defined(CONFIG_ARM)
+       return gd->bd->bi_dram[0].size - tmp;
 #else
-               tmp = (phys_size_t)simple_strtoul (s, NULL, 16);
+       return gd->bd->bi_memsize - tmp;
 #endif
+}
+
+phys_size_t getenv_bootm_mapsize(void)
+{
+       phys_size_t tmp;
+       char *s = getenv ("bootm_mapsize");
+       if (s) {
+               tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
                return tmp;
        }
 
-#if defined(CONFIG_ARM)
-       return gd->bd->bi_dram[0].size;
+#if defined(CONFIG_SYS_BOOTMAPSZ)
+       return CONFIG_SYS_BOOTMAPSZ;
 #else
-       return gd->bd->bi_memsize;
+       return getenv_bootm_size();
 #endif
 }
 
 void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
 {
+       if (to == from)
+               return;
+
 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
        while (len > 0) {
                size_t tail = (len > chunksz) ? chunksz : len;
@@ -471,7 +490,7 @@ void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
 }
 #endif /* !USE_HOSTCC */
 
-static void genimg_print_size (uint32_t size)
+void genimg_print_size (uint32_t size)
 {
 #ifndef USE_HOSTCC
        printf ("%d Bytes = ", size);
@@ -513,11 +532,15 @@ static void genimg_print_time (time_t timestamp)
  *     long entry name if translation succeeds
  *     msg otherwise
  */
-static char *get_table_entry_name (table_entry_t *table, char *msg, int id)
+char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 {
        for (; table->id >= 0; ++table) {
                if (table->id == id)
-                       return (table->lname);
+#if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
+                       return table->lname;
+#else
+                       return table->lname + gd->reloc_off;
+#endif
        }
        return (msg);
 }
@@ -556,10 +579,10 @@ const char *genimg_get_comp_name (uint8_t comp)
  *     entry id if translation succeeds
  *     -1 otherwise
  */
-static int get_table_entry_id (table_entry_t *table,
+int get_table_entry_id(const table_entry_t *table,
                const char *table_name, const char *name)
 {
-       table_entry_t *t;
+       const table_entry_t *t;
 #ifdef USE_HOSTCC
        int first = 1;
 
@@ -578,7 +601,11 @@ static int get_table_entry_id (table_entry_t *table,
        fprintf (stderr, "\n");
 #else
        for (t = table; t->id >= 0; ++t) {
+#ifdef CONFIG_NEEDS_MANUAL_RELOC
+               if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
+#else
                if (t->sname && strcmp(t->sname, name) == 0)
+#endif
                        return (t->id);
        }
        debug ("Invalid %s Type: %s\n", table_name, name);
@@ -623,13 +650,13 @@ int genimg_get_comp_id (const char *name)
  */
 int genimg_get_format (void *img_addr)
 {
-       ulong           format = IMAGE_FORMAT_INVALID;
-       image_header_t  *hdr;
+       ulong format = IMAGE_FORMAT_INVALID;
+       const image_header_t *hdr;
 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
-       char            *fit_hdr;
+       char *fit_hdr;
 #endif
 
-       hdr = (image_header_t *)img_addr;
+       hdr = (const image_header_t *)img_addr;
        if (image_check_magic(hdr))
                format = IMAGE_FORMAT_LEGACY;
 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
@@ -662,7 +689,7 @@ ulong genimg_get_image (ulong img_addr)
 
        if (addr_dataflash (img_addr)){
                /* ger RAM address */
-               ram_addr = CFG_LOAD_ADDR;
+               ram_addr = CONFIG_SYS_LOAD_ADDR;
 
                /* get header size */
                h_size = image_get_header_size ();
@@ -680,7 +707,7 @@ ulong genimg_get_image (ulong img_addr)
                /* get data size */
                switch (genimg_get_format ((void *)ram_addr)) {
                case IMAGE_FORMAT_LEGACY:
-                       d_size = image_get_data_size ((image_header_t *)ram_addr);
+                       d_size = image_get_data_size ((const image_header_t *)ram_addr);
                        debug ("   Legacy format image found at 0x%08lx, size 0x%08lx\n",
                                        ram_addr, d_size);
                        break;
@@ -749,15 +776,15 @@ int genimg_has_config (bootm_headers_t *images)
  *     rd_start and rd_end are set to ramdisk start/end addresses if
  *     ramdisk image is found and valid
  *
- *     1, if ramdisk image is found but corrupted
+ *     1, if ramdisk image is found but corrupted, or invalid
  *     rd_start and rd_end are set to 0 if no ramdisk exists
  */
-int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
+int boot_get_ramdisk (int argc, char * const argv[], bootm_headers_t *images,
                uint8_t arch, ulong *rd_start, ulong *rd_end)
 {
        ulong rd_addr, rd_load;
        ulong rd_data, rd_len;
-       image_header_t *rd_hdr;
+       const image_header_t *rd_hdr;
 #if defined(CONFIG_FIT)
        void            *fit_hdr;
        const char      *fit_uname_config = NULL;
@@ -936,6 +963,7 @@ int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
                default:
                        puts ("Wrong Ramdisk Image Format\n");
                        rd_data = rd_len = rd_load = 0;
+                       return 1;
                }
 
 #if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
@@ -980,7 +1008,7 @@ int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
        return 0;
 }
 
-#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
+#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
 /**
  * boot_ramdisk_high - relocate init ramdisk
  * @lmb: pointer to lmb handle, will be used for memory mgmt
@@ -1069,17 +1097,520 @@ int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
 error:
        return -1;
 }
+#endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
+
+#ifdef CONFIG_OF_LIBFDT
+static void fdt_error (const char *msg)
+{
+       puts ("ERROR: ");
+       puts (msg);
+       puts (" - must RESET the board to recover.\n");
+}
+
+static const image_header_t *image_get_fdt (ulong fdt_addr)
+{
+       const image_header_t *fdt_hdr = (const image_header_t *)fdt_addr;
+
+       image_print_contents (fdt_hdr);
+
+       puts ("   Verifying Checksum ... ");
+       if (!image_check_hcrc (fdt_hdr)) {
+               fdt_error ("fdt header checksum invalid");
+               return NULL;
+       }
+
+       if (!image_check_dcrc (fdt_hdr)) {
+               fdt_error ("fdt checksum invalid");
+               return NULL;
+       }
+       puts ("OK\n");
+
+       if (!image_check_type (fdt_hdr, IH_TYPE_FLATDT)) {
+               fdt_error ("uImage is not a fdt");
+               return NULL;
+       }
+       if (image_get_comp (fdt_hdr) != IH_COMP_NONE) {
+               fdt_error ("uImage is compressed");
+               return NULL;
+       }
+       if (fdt_check_header ((char *)image_get_data (fdt_hdr)) != 0) {
+               fdt_error ("uImage data is not a fdt");
+               return NULL;
+       }
+       return fdt_hdr;
+}
+
+/**
+ * fit_check_fdt - verify FIT format FDT subimage
+ * @fit_hdr: pointer to the FIT  header
+ * fdt_noffset: FDT subimage node offset within FIT image
+ * @verify: data CRC verification flag
+ *
+ * fit_check_fdt() verifies integrity of the FDT subimage and from
+ * specified FIT image.
+ *
+ * returns:
+ *     1, on success
+ *     0, on failure
+ */
+#if defined(CONFIG_FIT)
+static int fit_check_fdt (const void *fit, int fdt_noffset, int verify)
+{
+       fit_image_print (fit, fdt_noffset, "   ");
+
+       if (verify) {
+               puts ("   Verifying Hash Integrity ... ");
+               if (!fit_image_check_hashes (fit, fdt_noffset)) {
+                       fdt_error ("Bad Data Hash");
+                       return 0;
+               }
+               puts ("OK\n");
+       }
+
+       if (!fit_image_check_type (fit, fdt_noffset, IH_TYPE_FLATDT)) {
+               fdt_error ("Not a FDT image");
+               return 0;
+       }
+
+       if (!fit_image_check_comp (fit, fdt_noffset, IH_COMP_NONE)) {
+               fdt_error ("FDT image is compressed");
+               return 0;
+       }
+
+       return 1;
+}
+#endif /* CONFIG_FIT */
+
+#ifndef CONFIG_SYS_FDT_PAD
+#define CONFIG_SYS_FDT_PAD 0x3000
+#endif
+
+#if defined(CONFIG_OF_LIBFDT)
+/**
+ * boot_fdt_add_mem_rsv_regions - Mark the memreserve sections as unusable
+ * @lmb: pointer to lmb handle, will be used for memory mgmt
+ * @fdt_blob: pointer to fdt blob base address
+ *
+ * Adds the memreserve regions in the dtb to the lmb block.  Adding the
+ * memreserve regions prevents u-boot from using them to store the initrd
+ * or the fdt blob.
+ */
+void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob)
+{
+       uint64_t addr, size;
+       int i, total;
+
+       if (fdt_check_header (fdt_blob) != 0)
+               return;
+
+       total = fdt_num_mem_rsv(fdt_blob);
+       for (i = 0; i < total; i++) {
+               if (fdt_get_mem_rsv(fdt_blob, i, &addr, &size) != 0)
+                       continue;
+               printf("   reserving fdt memory region: addr=%llx size=%llx\n",
+                       (unsigned long long)addr, (unsigned long long)size);
+               lmb_reserve(lmb, addr, size);
+       }
+}
+
+/**
+ * boot_relocate_fdt - relocate flat device tree
+ * @lmb: pointer to lmb handle, will be used for memory mgmt
+ * @of_flat_tree: pointer to a char* variable, will hold fdt start address
+ * @of_size: pointer to a ulong variable, will hold fdt length
+ *
+ * boot_relocate_fdt() allocates a region of memory within the bootmap and
+ * relocates the of_flat_tree into that region, even if the fdt is already in
+ * the bootmap.  It also expands the size of the fdt by CONFIG_SYS_FDT_PAD
+ * bytes.
+ *
+ * of_flat_tree and of_size are set to final (after relocation) values
+ *
+ * returns:
+ *      0 - success
+ *      1 - failure
+ */
+int boot_relocate_fdt (struct lmb *lmb, char **of_flat_tree, ulong *of_size)
+{
+       void    *fdt_blob = *of_flat_tree;
+       void    *of_start = 0;
+       ulong   of_len = 0;
+       int     err;
+
+       /* nothing to do */
+       if (*of_size == 0)
+               return 0;
+
+       if (fdt_check_header (fdt_blob) != 0) {
+               fdt_error ("image is not a fdt");
+               goto error;
+       }
+
+       /* position on a 4K boundary before the alloc_current */
+       /* Pad the FDT by a specified amount */
+       of_len = *of_size + CONFIG_SYS_FDT_PAD;
+       of_start = (void *)(unsigned long)lmb_alloc_base(lmb, of_len, 0x1000,
+                       getenv_bootm_mapsize() + getenv_bootm_low());
+
+       if (of_start == 0) {
+               puts("device tree - allocation error\n");
+               goto error;
+       }
+
+       debug ("## device tree at %p ... %p (len=%ld [0x%lX])\n",
+               fdt_blob, fdt_blob + *of_size - 1, of_len, of_len);
+
+       printf ("   Loading Device Tree to %p, end %p ... ",
+               of_start, of_start + of_len - 1);
+
+       err = fdt_open_into (fdt_blob, of_start, of_len);
+       if (err != 0) {
+               fdt_error ("fdt move failed");
+               goto error;
+       }
+       puts ("OK\n");
+
+       *of_flat_tree = of_start;
+       *of_size = of_len;
+
+       set_working_fdt_addr(*of_flat_tree);
+       return 0;
+
+error:
+       return 1;
+}
+#endif /* CONFIG_OF_LIBFDT */
+
+/**
+ * boot_get_fdt - main fdt handling routine
+ * @argc: command argument count
+ * @argv: command argument list
+ * @images: pointer to the bootm images structure
+ * @of_flat_tree: pointer to a char* variable, will hold fdt start address
+ * @of_size: pointer to a ulong variable, will hold fdt length
+ *
+ * boot_get_fdt() is responsible for finding a valid flat device tree image.
+ * Curently supported are the following ramdisk sources:
+ *      - multicomponent kernel/ramdisk image,
+ *      - commandline provided address of decicated ramdisk image.
+ *
+ * returns:
+ *     0, if fdt image was found and valid, or skipped
+ *     of_flat_tree and of_size are set to fdt start address and length if
+ *     fdt image is found and valid
+ *
+ *     1, if fdt image is found but corrupted
+ *     of_flat_tree and of_size are set to 0 if no fdt exists
+ */
+int boot_get_fdt (int flag, int argc, char * const argv[], bootm_headers_t *images,
+               char **of_flat_tree, ulong *of_size)
+{
+       const image_header_t *fdt_hdr;
+       ulong           fdt_addr;
+       char            *fdt_blob = NULL;
+       ulong           image_start, image_end;
+       ulong           load_start, load_end;
+#if defined(CONFIG_FIT)
+       void            *fit_hdr;
+       const char      *fit_uname_config = NULL;
+       const char      *fit_uname_fdt = NULL;
+       ulong           default_addr;
+       int             cfg_noffset;
+       int             fdt_noffset;
+       const void      *data;
+       size_t          size;
+#endif
+
+       *of_flat_tree = NULL;
+       *of_size = 0;
+
+       if (argc > 3 || genimg_has_config (images)) {
+#if defined(CONFIG_FIT)
+               if (argc > 3) {
+                       /*
+                        * If the FDT blob comes from the FIT image and the
+                        * FIT image address is omitted in the command line
+                        * argument, try to use ramdisk or os FIT image
+                        * address or default load address.
+                        */
+                       if (images->fit_uname_rd)
+                               default_addr = (ulong)images->fit_hdr_rd;
+                       else if (images->fit_uname_os)
+                               default_addr = (ulong)images->fit_hdr_os;
+                       else
+                               default_addr = load_addr;
+
+                       if (fit_parse_conf (argv[3], default_addr,
+                                               &fdt_addr, &fit_uname_config)) {
+                               debug ("*  fdt: config '%s' from image at 0x%08lx\n",
+                                               fit_uname_config, fdt_addr);
+                       } else if (fit_parse_subimage (argv[3], default_addr,
+                                               &fdt_addr, &fit_uname_fdt)) {
+                               debug ("*  fdt: subimage '%s' from image at 0x%08lx\n",
+                                               fit_uname_fdt, fdt_addr);
+                       } else
+#endif
+                       {
+                               fdt_addr = simple_strtoul(argv[3], NULL, 16);
+                               debug ("*  fdt: cmdline image address = 0x%08lx\n",
+                                               fdt_addr);
+                       }
+#if defined(CONFIG_FIT)
+               } else {
+                       /* use FIT configuration provided in first bootm
+                        * command argument
+                        */
+                       fdt_addr = (ulong)images->fit_hdr_os;
+                       fit_uname_config = images->fit_uname_cfg;
+                       debug ("*  fdt: using config '%s' from image at 0x%08lx\n",
+                                       fit_uname_config, fdt_addr);
+
+                       /*
+                        * Check whether configuration has FDT blob defined,
+                        * if not quit silently.
+                        */
+                       fit_hdr = (void *)fdt_addr;
+                       cfg_noffset = fit_conf_get_node (fit_hdr,
+                                       fit_uname_config);
+                       if (cfg_noffset < 0) {
+                               debug ("*  fdt: no such config\n");
+                               return 0;
+                       }
+
+                       fdt_noffset = fit_conf_get_fdt_node (fit_hdr,
+                                       cfg_noffset);
+                       if (fdt_noffset < 0) {
+                               debug ("*  fdt: no fdt in config\n");
+                               return 0;
+                       }
+               }
+#endif
+
+               debug ("## Checking for 'FDT'/'FDT Image' at %08lx\n",
+                               fdt_addr);
+
+               /* copy from dataflash if needed */
+               fdt_addr = genimg_get_image (fdt_addr);
+
+               /*
+                * Check if there is an FDT image at the
+                * address provided in the second bootm argument
+                * check image type, for FIT images get a FIT node.
+                */
+               switch (genimg_get_format ((void *)fdt_addr)) {
+               case IMAGE_FORMAT_LEGACY:
+                       /* verify fdt_addr points to a valid image header */
+                       printf ("## Flattened Device Tree from Legacy Image at %08lx\n",
+                                       fdt_addr);
+                       fdt_hdr = image_get_fdt (fdt_addr);
+                       if (!fdt_hdr)
+                               goto error;
+
+                       /*
+                        * move image data to the load address,
+                        * make sure we don't overwrite initial image
+                        */
+                       image_start = (ulong)fdt_hdr;
+                       image_end = image_get_image_end (fdt_hdr);
+
+                       load_start = image_get_load (fdt_hdr);
+                       load_end = load_start + image_get_data_size (fdt_hdr);
+
+                       if ((load_start < image_end) && (load_end > image_start)) {
+                               fdt_error ("fdt overwritten");
+                               goto error;
+                       }
+
+                       debug ("   Loading FDT from 0x%08lx to 0x%08lx\n",
+                                       image_get_data (fdt_hdr), load_start);
+
+                       memmove ((void *)load_start,
+                                       (void *)image_get_data (fdt_hdr),
+                                       image_get_data_size (fdt_hdr));
+
+                       fdt_blob = (char *)load_start;
+                       break;
+               case IMAGE_FORMAT_FIT:
+                       /*
+                        * This case will catch both: new uImage format
+                        * (libfdt based) and raw FDT blob (also libfdt
+                        * based).
+                        */
+#if defined(CONFIG_FIT)
+                       /* check FDT blob vs FIT blob */
+                       if (fit_check_format ((const void *)fdt_addr)) {
+                               /*
+                                * FIT image
+                                */
+                               fit_hdr = (void *)fdt_addr;
+                               printf ("## Flattened Device Tree from FIT Image at %08lx\n",
+                                               fdt_addr);
+
+                               if (!fit_uname_fdt) {
+                                       /*
+                                        * no FDT blob 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
+                                        */
+                                       cfg_noffset = fit_conf_get_node (fit_hdr,
+                                                       fit_uname_config);
+
+                                       if (cfg_noffset < 0) {
+                                               fdt_error ("Could not find configuration node\n");
+                                               goto error;
+                                       }
+
+                                       fit_uname_config = fdt_get_name (fit_hdr,
+                                                       cfg_noffset, NULL);
+                                       printf ("   Using '%s' configuration\n",
+                                                       fit_uname_config);
+
+                                       fdt_noffset = fit_conf_get_fdt_node (fit_hdr,
+                                                       cfg_noffset);
+                                       fit_uname_fdt = fit_get_name (fit_hdr,
+                                                       fdt_noffset, NULL);
+                               } else {
+                                       /* get FDT component image node offset */
+                                       fdt_noffset = fit_image_get_node (fit_hdr,
+                                                       fit_uname_fdt);
+                               }
+                               if (fdt_noffset < 0) {
+                                       fdt_error ("Could not find subimage node\n");
+                                       goto error;
+                               }
+
+                               printf ("   Trying '%s' FDT blob subimage\n",
+                                               fit_uname_fdt);
+
+                               if (!fit_check_fdt (fit_hdr, fdt_noffset,
+                                                       images->verify))
+                                       goto error;
+
+                               /* get ramdisk image data address and length */
+                               if (fit_image_get_data (fit_hdr, fdt_noffset,
+                                                       &data, &size)) {
+                                       fdt_error ("Could not find FDT subimage data");
+                                       goto error;
+                               }
+
+                               /* verift that image data is a proper FDT blob */
+                               if (fdt_check_header ((char *)data) != 0) {
+                                       fdt_error ("Subimage data is not a FTD");
+                                       goto error;
+                               }
+
+                               /*
+                                * move image data to the load address,
+                                * make sure we don't overwrite initial image
+                                */
+                               image_start = (ulong)fit_hdr;
+                               image_end = fit_get_end (fit_hdr);
+
+                               if (fit_image_get_load (fit_hdr, fdt_noffset,
+                                                       &load_start) == 0) {
+                                       load_end = load_start + size;
+
+                                       if ((load_start < image_end) &&
+                                                       (load_end > image_start)) {
+                                               fdt_error ("FDT overwritten");
+                                               goto error;
+                                       }
+
+                                       printf ("   Loading FDT from 0x%08lx to 0x%08lx\n",
+                                                       (ulong)data, load_start);
+
+                                       memmove ((void *)load_start,
+                                                       (void *)data, size);
+
+                                       fdt_blob = (char *)load_start;
+                               } else {
+                                       fdt_blob = (char *)data;
+                               }
+
+                               images->fit_hdr_fdt = fit_hdr;
+                               images->fit_uname_fdt = fit_uname_fdt;
+                               images->fit_noffset_fdt = fdt_noffset;
+                               break;
+                       } else
+#endif
+                       {
+                               /*
+                                * FDT blob
+                                */
+                               fdt_blob = (char *)fdt_addr;
+                               debug ("*  fdt: raw FDT blob\n");
+                               printf ("## Flattened Device Tree blob at %08lx\n", (long)fdt_blob);
+                       }
+                       break;
+               default:
+                       puts ("ERROR: Did not find a cmdline Flattened Device Tree\n");
+                       goto error;
+               }
+
+               printf ("   Booting using the fdt blob at 0x%x\n", (int)fdt_blob);
+
+       } else if (images->legacy_hdr_valid &&
+                       image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
+
+               ulong fdt_data, fdt_len;
+
+               /*
+                * Now check if we have a legacy multi-component image,
+                * get second entry data start address and len.
+                */
+               printf ("## Flattened Device Tree from multi "
+                       "component Image at %08lX\n",
+                       (ulong)images->legacy_hdr_os);
+
+               image_multi_getimg (images->legacy_hdr_os, 2, &fdt_data, &fdt_len);
+               if (fdt_len) {
+
+                       fdt_blob = (char *)fdt_data;
+                       printf ("   Booting using the fdt at 0x%x\n", (int)fdt_blob);
+
+                       if (fdt_check_header (fdt_blob) != 0) {
+                               fdt_error ("image is not a fdt");
+                               goto error;
+                       }
+
+                       if (fdt_totalsize(fdt_blob) != fdt_len) {
+                               fdt_error ("fdt size != image size");
+                               goto error;
+                       }
+               } else {
+                       debug ("## No Flattened Device Tree\n");
+                       return 0;
+               }
+       } else {
+               debug ("## No Flattened Device Tree\n");
+               return 0;
+       }
+
+       *of_flat_tree = fdt_blob;
+       *of_size = fdt_totalsize(fdt_blob);
+       debug ("   of_flat_tree at 0x%08lx size 0x%08lx\n",
+                       (ulong)*of_flat_tree, *of_size);
+
+       return 0;
+
+error:
+       *of_flat_tree = 0;
+       *of_size = 0;
+       return 1;
+}
+#endif /* CONFIG_OF_LIBFDT */
 
+#ifdef CONFIG_SYS_BOOT_GET_CMDLINE
 /**
  * boot_get_cmdline - allocate and initialize kernel cmdline
  * @lmb: pointer to lmb handle, will be used for memory mgmt
  * @cmd_start: pointer to a ulong variable, will hold cmdline start
  * @cmd_end: pointer to a ulong variable, will hold cmdline end
- * @bootmap_base: ulong variable, holds offset in physical memory to
- * base of bootmap
  *
  * boot_get_cmdline() allocates space for kernel command line below
- * BOOTMAPSZ + bootmap_base address. If "bootargs" U-boot environemnt
+ * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
  * variable is present its contents is copied to allocated kernel
  * command line.
  *
@@ -1087,14 +1618,13 @@ error:
  *      0 - success
  *     -1 - failure
  */
-int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
-                       ulong bootmap_base)
+int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
 {
        char *cmdline;
        char *s;
 
-       cmdline = (char *)(ulong)lmb_alloc_base(lmb, CFG_BARGSIZE, 0xf,
-                                        CFG_BOOTMAPSZ + bootmap_base);
+       cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
+                               getenv_bootm_mapsize() + getenv_bootm_low());
 
        if (cmdline == NULL)
                return -1;
@@ -1111,26 +1641,26 @@ int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
 
        return 0;
 }
+#endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
 
+#ifdef CONFIG_SYS_BOOT_GET_KBD
 /**
  * boot_get_kbd - allocate and initialize kernel copy of board info
  * @lmb: pointer to lmb handle, will be used for memory mgmt
  * @kbd: double pointer to board info data
- * @bootmap_base: ulong variable, holds offset in physical memory to
- * base of bootmap
  *
  * boot_get_kbd() allocates space for kernel copy of board info data below
- * BOOTMAPSZ + bootmap_base address and kernel board info is initialized with
- * the current u-boot board info data.
+ * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
+ * with the current u-boot board info data.
  *
  * returns:
  *      0 - success
  *     -1 - failure
  */
-int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base)
+int boot_get_kbd (struct lmb *lmb, bd_t **kbd)
 {
        *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
-                                     CFG_BOOTMAPSZ + bootmap_base);
+                               getenv_bootm_mapsize() + getenv_bootm_low());
        if (*kbd == NULL)
                return -1;
 
@@ -1144,7 +1674,7 @@ int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base)
 
        return 0;
 }
-#endif /* CONFIG_PPC || CONFIG_M68K */
+#endif /* CONFIG_SYS_BOOT_GET_KBD */
 #endif /* !USE_HOSTCC */
 
 #if defined(CONFIG_FIT)
@@ -1347,7 +1877,10 @@ void fit_print_contents (const void *fit)
  * @p: pointer to prefix string
  *
  * fit_image_print() lists all mandatory properies for the processed component
- * image. If present, hash nodes are printed out as well.
+ * image. If present, hash nodes are printed out as well. Load
+ * address for images of type firmware is also printed out. Since the load
+ * address is not mandatory for firmware images, it will be output as
+ * "unavailable" when not present.
  *
  * returns:
  *     no returned results
@@ -1406,14 +1939,17 @@ void fit_image_print (const void *fit, int image_noffset, const char *p)
                printf ("%s  OS:           %s\n", p, genimg_get_os_name (os));
        }
 
-       if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
+       if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
+               (type == IH_TYPE_FIRMWARE)) {
                ret = fit_image_get_load (fit, image_noffset, &load);
                printf ("%s  Load Address: ", p);
                if (ret)
                        printf ("unavailable\n");
                else
                        printf ("0x%08lx\n", load);
+       }
 
+       if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
                fit_image_get_entry (fit, image_noffset, &entry);
                printf ("%s  Entry Point:  ", p);
                if (ret)
@@ -2141,27 +2677,29 @@ int fit_image_check_hashes (const void *fit, int image_noffset)
                                continue;
 
                        if (fit_image_hash_get_algo (fit, noffset, &algo)) {
-                               err_msg = "Can't get hash algo property";
+                               err_msg = " error!\nCan't get hash algo "
+                                               "property";
                                goto error;
                        }
                        printf ("%s", algo);
 
                        if (fit_image_hash_get_value (fit, noffset, &fit_value,
                                                        &fit_value_len)) {
-                               err_msg = "Can't get hash value property";
+                               err_msg = " error!\nCan't get hash value "
+                                               "property";
                                goto error;
                        }
 
                        if (calculate_hash (data, size, algo, value, &value_len)) {
-                               err_msg = "Unsupported hash algorithm";
+                               err_msg = " error!\nUnsupported hash algorithm";
                                goto error;
                        }
 
                        if (value_len != fit_value_len) {
-                               err_msg = "Bad hash value len";
+                               err_msg = " error !\nBad hash value len";
                                goto error;
                        } else if (memcmp (value, fit_value, value_len) != 0) {
-                               err_msg = "Bad hash value";
+                               err_msg = " error!\nBad hash value";
                                goto error;
                        }
                        printf ("+ ");
@@ -2177,6 +2715,55 @@ error:
        return 0;
 }
 
+/**
+ * fit_all_image_check_hashes - verify data intergity for all images
+ * @fit: pointer to the FIT format image header
+ *
+ * fit_all_image_check_hashes() goes over all images in the FIT and
+ * for every images checks if all it's hashes are valid.
+ *
+ * returns:
+ *     1, if all hashes of all images are valid
+ *     0, otherwise (or on error)
+ */
+int fit_all_image_check_hashes (const void *fit)
+{
+       int images_noffset;
+       int noffset;
+       int ndepth;
+       int count;
+
+       /* Find images parent node offset */
+       images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
+       if (images_noffset < 0) {
+               printf ("Can't find images parent node '%s' (%s)\n",
+                       FIT_IMAGES_PATH, fdt_strerror (images_noffset));
+               return 0;
+       }
+
+       /* Process all image subnodes, check hashes for each */
+       printf ("## Checking hash(es) for FIT Image at %08lx ...\n",
+               (ulong)fit);
+       for (ndepth = 0, count = 0,
+               noffset = fdt_next_node (fit, images_noffset, &ndepth);
+               (noffset >= 0) && (ndepth > 0);
+               noffset = fdt_next_node (fit, noffset, &ndepth)) {
+               if (ndepth == 1) {
+                       /*
+                        * Direct child node of the images parent node,
+                        * i.e. component image node.
+                        */
+                       printf ("   Hash(es) for Image %u (%s): ", count++,
+                                       fit_get_name (fit, noffset, NULL));
+
+                       if (!fit_image_check_hashes (fit, noffset))
+                               return 0;
+                       printf ("\n");
+               }
+       }
+       return 1;
+}
+
 /**
  * fit_image_check_os - check whether image node is of a given os type
  * @fit: pointer to the FIT format image header
@@ -2288,7 +2875,7 @@ int fit_check_format (const void *fit)
 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
        /* mandatory / node 'timestamp' property */
        if (fdt_getprop (fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
-               debug ("Wrong FIT format: no description\n");
+               debug ("Wrong FIT format: no timestamp\n");
                return 0;
        }
 #endif