uImage Header

https://github.com/EmcraftSystems/u-boot/blob/master/include/image.h

 
/*
 * (C) Copyright 2008 Semihalf
 *
 * (C) Copyright 2000-2005
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 *
 ********************************************************************
 * NOTE: This header file defines an interface to U-Boot. Including
 * this (unmodified) header file in another file is considered normal
 * use of U-Boot, and does *not* fall under the heading of "derived
 * work".
 ********************************************************************
 */

#ifndef __IMAGE_H__
#define __IMAGE_H__

#include "compiler.h"

#ifdef USE_HOSTCC

/* new uImage format support enabled on host */
#define CONFIG_FIT              1
#define CONFIG_OF_LIBFDT        1
#define CONFIG_FIT_VERBOSE      1 /* enable fit_format_{error,warning}() */

#else

#include 
#include 
#include 

#endif /* USE_HOSTCC */

#if defined(CONFIG_FIT)
#include 
#include 
#include 
#define CONFIG_MD5              /* FIT images need MD5 support */
#define CONFIG_SHA1             /* and SHA1 */
#endif

/*
 * Operating System Codes
 */
#define IH_OS_INVALID           0       /* Invalid OS   */
#define IH_OS_OPENBSD           1       /* OpenBSD      */
#define IH_OS_NETBSD            2       /* NetBSD       */
#define IH_OS_FREEBSD           3       /* FreeBSD      */
#define IH_OS_4_4BSD            4       /* 4.4BSD       */
#define IH_OS_LINUX             5       /* Linux        */
#define IH_OS_SVR4              6       /* SVR4         */
#define IH_OS_ESIX              7       /* Esix         */
#define IH_OS_SOLARIS           8       /* Solaris      */
#define IH_OS_IRIX              9       /* Irix         */
#define IH_OS_SCO               10      /* SCO          */
#define IH_OS_DELL              11      /* Dell         */
#define IH_OS_NCR               12      /* NCR          */
#define IH_OS_LYNXOS            13      /* LynxOS       */
#define IH_OS_VXWORKS           14      /* VxWorks      */
#define IH_OS_PSOS              15      /* pSOS         */
#define IH_OS_QNX               16      /* QNX          */
#define IH_OS_U_BOOT            17      /* Firmware     */
#define IH_OS_RTEMS             18      /* RTEMS        */
#define IH_OS_ARTOS             19      /* ARTOS        */
#define IH_OS_UNITY             20      /* Unity OS     */
#define IH_OS_INTEGRITY         21      /* INTEGRITY    */

/*
 * CPU Architecture Codes (supported by Linux)
 */
#define IH_ARCH_INVALID         0       /* Invalid CPU  */
#define IH_ARCH_ALPHA           1       /* Alpha        */
#define IH_ARCH_ARM             2       /* ARM          */
#define IH_ARCH_I386            3       /* Intel x86    */
#define IH_ARCH_IA64            4       /* IA64         */
#define IH_ARCH_MIPS            5       /* MIPS         */
#define IH_ARCH_MIPS64          6       /* MIPS  64 Bit */
#define IH_ARCH_PPC             7       /* PowerPC      */
#define IH_ARCH_S390            8       /* IBM S390     */
#define IH_ARCH_SH              9       /* SuperH       */
#define IH_ARCH_SPARC           10      /* Sparc        */
#define IH_ARCH_SPARC64         11      /* Sparc 64 Bit */
#define IH_ARCH_M68K            12      /* M68K         */
#define IH_ARCH_NIOS            13      /* Nios-32      */
#define IH_ARCH_MICROBLAZE      14      /* MicroBlaze   */
#define IH_ARCH_NIOS2           15      /* Nios-II      */
#define IH_ARCH_BLACKFIN        16      /* Blackfin     */
#define IH_ARCH_AVR32           17      /* AVR32        */
#define IH_ARCH_ST200           18      /* STMicroelectronics ST200  */

/*
 * Image Types
 *
 * "Standalone Programs" are directly runnable in the environment
 *      provided by U-Boot; it is expected that (if they behave
 *      well) you can continue to work in U-Boot after return from
 *      the Standalone Program.
 * "OS Kernel Images" are usually images of some Embedded OS which
 *      will take over control completely. Usually these programs
 *      will install their own set of exception handlers, device
 *      drivers, set up the MMU, etc. - this means, that you cannot
 *      expect to re-enter U-Boot except by resetting the CPU.
 * "RAMDisk Images" are more or less just data blocks, and their
 *      parameters (address, size) are passed to an OS kernel that is
 *      being started.
 * "Multi-File Images" contain several images, typically an OS
 *      (Linux) kernel image and one or more data images like
 *      RAMDisks. This construct is useful for instance when you want
 *      to boot over the network using BOOTP etc., where the boot
 *      server provides just a single image file, but you want to get
 *      for instance an OS kernel and a RAMDisk image.
 *
 *      "Multi-File Images" start with a list of image sizes, each
 *      image size (in bytes) specified by an "uint32_t" in network
 *      byte order. This list is terminated by an "(uint32_t)0".
 *      Immediately after the terminating 0 follow the images, one by
 *      one, all aligned on "uint32_t" boundaries (size rounded up to
 *      a multiple of 4 bytes - except for the last file).
 *
 * "Firmware Images" are binary images containing firmware (like
 *      U-Boot or FPGA images) which usually will be programmed to
 *      flash memory.
 *
 * "Script files" are command sequences that will be executed by
 *      U-Boot's command interpreter; this feature is especially
 *      useful when you configure U-Boot to use a real shell (hush)
 *      as command interpreter (=> Shell Scripts).
 */

#define IH_TYPE_INVALID         0       /* Invalid Image                */
#define IH_TYPE_STANDALONE      1       /* Standalone Program           */
#define IH_TYPE_KERNEL          2       /* OS Kernel Image              */
#define IH_TYPE_RAMDISK         3       /* RAMDisk Image                */
#define IH_TYPE_MULTI           4       /* Multi-File Image             */
#define IH_TYPE_FIRMWARE        5       /* Firmware Image               */
#define IH_TYPE_SCRIPT          6       /* Script file                  */
#define IH_TYPE_FILESYSTEM      7       /* Filesystem Image (any type)  */
#define IH_TYPE_FLATDT          8       /* Binary Flat Device Tree Blob */
#define IH_TYPE_KWBIMAGE        9       /* Kirkwood Boot Image          */
#define IH_TYPE_IMXIMAGE        10      /* Freescale IMXBoot Image      */

/*
 * Compression Types
 */
#define IH_COMP_NONE            0       /*  No   Compression Used       */
#define IH_COMP_GZIP            1       /* gzip  Compression Used       */
#define IH_COMP_BZIP2           2       /* bzip2 Compression Used       */
#define IH_COMP_LZMA            3       /* lzma  Compression Used       */
#define IH_COMP_LZO             4       /* lzo   Compression Used       */

#define IH_MAGIC        0x27051956      /* Image Magic Number           */
#define IH_NMLEN                32      /* Image Name Length            */

/*
 * Legacy format image header,
 * all data in network byte order (aka natural aka bigendian).
 */
typedef struct image_header {
        uint32_t        ih_magic;       /* Image Header Magic Number    */
        uint32_t        ih_hcrc;        /* Image Header CRC Checksum    */
        uint32_t        ih_time;        /* Image Creation Timestamp     */
        uint32_t        ih_size;        /* Image Data Size              */
        uint32_t        ih_load;        /* Data  Load  Address          */
        uint32_t        ih_ep;          /* Entry Point Address          */
        uint32_t        ih_dcrc;        /* Image Data CRC Checksum      */
        uint8_t         ih_os;          /* Operating System             */
        uint8_t         ih_arch;        /* CPU architecture             */
        uint8_t         ih_type;        /* Image Type                   */
        uint8_t         ih_comp;        /* Compression Type             */
        uint8_t         ih_name[IH_NMLEN];      /* Image Name           */
} image_header_t;

typedef struct image_info {
        ulong           start, end;             /* start/end of blob */
        ulong           image_start, image_len; /* start of image within blob, len of image */
        ulong           load;                   /* load addr for the image */
        uint8_t         comp, type, os;         /* compression, type of image, os type */
} image_info_t;

/*
 * Legacy and FIT format headers used by do_bootm() and do_bootm_()
 * routines.
 */
typedef struct bootm_headers {
        /*
         * Legacy os image header, if it is a multi component image
         * then boot_get_ramdisk() and get_fdt() will attempt to get
         * data from second and third component accordingly.
         */
        image_header_t  *legacy_hdr_os;         /* image header pointer */
        image_header_t  legacy_hdr_os_copy;     /* header copy */
        ulong           legacy_hdr_valid;

#if defined(CONFIG_FIT)
        const char      *fit_uname_cfg; /* configuration node unit name */

        void            *fit_hdr_os;    /* os FIT image header */
        const char      *fit_uname_os;  /* os subimage node unit name */
        int             fit_noffset_os; /* os subimage node offset */

        void            *fit_hdr_rd;    /* init ramdisk FIT image header */
        const char      *fit_uname_rd;  /* init ramdisk subimage node unit name */
        int             fit_noffset_rd; /* init ramdisk subimage node offset */

        void            *fit_hdr_fdt;   /* FDT blob FIT image header */
        const char      *fit_uname_fdt; /* FDT blob subimage node unit name */
        int             fit_noffset_fdt;/* FDT blob subimage node offset */
#endif

#ifndef USE_HOSTCC
        image_info_t    os;             /* os image info */
        ulong           ep;             /* entry point of OS */

        ulong           rd_start, rd_end;/* ramdisk start/end */

#ifdef CONFIG_OF_LIBFDT
        char            *ft_addr;       /* flat dev tree address */
#endif
        ulong           ft_len;         /* length of flat device tree */

        ulong           initrd_start;
        ulong           initrd_end;
        ulong           cmdline_start;
        ulong           cmdline_end;
        bd_t            *kbd;
#endif

        int             verify;         /* getenv("verify")[0] != 'n' */

#define BOOTM_STATE_START       (0x00000001)
#define BOOTM_STATE_LOADOS      (0x00000002)
#define BOOTM_STATE_RAMDISK     (0x00000004)
#define BOOTM_STATE_FDT         (0x00000008)
#define BOOTM_STATE_OS_CMDLINE  (0x00000010)
#define BOOTM_STATE_OS_BD_T     (0x00000020)
#define BOOTM_STATE_OS_PREP     (0x00000040)
#define BOOTM_STATE_OS_GO       (0x00000080)
        int             state;

#ifdef CONFIG_LMB
        struct lmb      lmb;            /* for memory mgmt */
#endif
} bootm_headers_t;

/*
 * Some systems (for example LWMON) have very short watchdog periods;
 * we must make sure to split long operations like memmove() or
 * checksum calculations into reasonable chunks.
 */
#ifndef CHUNKSZ
#define CHUNKSZ (64 * 1024)
#endif

#ifndef CHUNKSZ_CRC32
#define CHUNKSZ_CRC32 (64 * 1024)
#endif

#ifndef CHUNKSZ_MD5
#define CHUNKSZ_MD5 (64 * 1024)
#endif

#ifndef CHUNKSZ_SHA1
#define CHUNKSZ_SHA1 (64 * 1024)
#endif

#define uimage_to_cpu(x)                be32_to_cpu(x)
#define cpu_to_uimage(x)                cpu_to_be32(x)

/*
 * Translation table for entries of a specific type; used by
 * get_table_entry_id() and get_table_entry_name().
 */
typedef struct table_entry {
        int     id;
        char    *sname;         /* short (input) name to find table entry */
        char    *lname;         /* long (output) name to print for messages */
} table_entry_t;

/*
 * get_table_entry_id() scans the translation table trying to find an
 * entry that matches the given short name. If a matching entry is
 * found, it's id is returned to the caller.
 */
int get_table_entry_id (table_entry_t *table,
                const char *table_name, const char *name);
/*
 * get_table_entry_name() scans the translation table trying to find
 * an entry that matches the given id. If a matching entry is found,
 * its long name is returned to the caller.
 */
char *get_table_entry_name (table_entry_t *table, char *msg, int id);

const char *genimg_get_os_name (uint8_t os);
const char *genimg_get_arch_name (uint8_t arch);
const char *genimg_get_type_name (uint8_t type);
const char *genimg_get_comp_name (uint8_t comp);
int genimg_get_os_id (const char *name);
int genimg_get_arch_id (const char *name);
int genimg_get_type_id (const char *name);
int genimg_get_comp_id (const char *name);
void genimg_print_size (uint32_t size);

#ifndef USE_HOSTCC
/* Image format types, returned by _get_format() routine */
#define IMAGE_FORMAT_INVALID    0x00
#define IMAGE_FORMAT_LEGACY     0x01    /* legacy image_header based format */
#define IMAGE_FORMAT_FIT        0x02    /* new, libfdt based format */

int genimg_get_format (void *img_addr);
int genimg_has_config (bootm_headers_t *images);
ulong genimg_get_image (ulong img_addr);

int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
                uint8_t arch, ulong *rd_start, ulong *rd_end);


#ifdef CONFIG_OF_LIBFDT
int boot_get_fdt (int flag, int argc, char *argv[], bootm_headers_t *images,
                char **of_flat_tree, ulong *of_size);
int boot_relocate_fdt (struct lmb *lmb, ulong bootmap_base,
                char **of_flat_tree, ulong *of_size);
#endif

#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
                  ulong *initrd_start, ulong *initrd_end);
#endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
#ifdef CONFIG_SYS_BOOT_GET_CMDLINE
int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
                        ulong bootmap_base);
#endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
#ifdef CONFIG_SYS_BOOT_GET_KBD
int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base);
#endif /* CONFIG_SYS_BOOT_GET_KBD */
#endif /* !USE_HOSTCC */

/*******************************************************************/
/* Legacy format specific code (prefixed with image_) */
/*******************************************************************/
static inline uint32_t image_get_header_size (void)
{
        return (sizeof (image_header_t));
}

#define image_get_hdr_l(f) \
        static inline uint32_t image_get_##f(const image_header_t *hdr) \
        { \
                return uimage_to_cpu (hdr->ih_##f); \
        }
image_get_hdr_l (magic);        /* image_get_magic */
image_get_hdr_l (hcrc);         /* image_get_hcrc */
image_get_hdr_l (time);         /* image_get_time */
image_get_hdr_l (size);         /* image_get_size */
image_get_hdr_l (load);         /* image_get_load */
image_get_hdr_l (ep);           /* image_get_ep */
image_get_hdr_l (dcrc);         /* image_get_dcrc */

#define image_get_hdr_b(f) \
        static inline uint8_t image_get_##f(const image_header_t *hdr) \
        { \
                return hdr->ih_##f; \
        }
image_get_hdr_b (os);           /* image_get_os */
image_get_hdr_b (arch);         /* image_get_arch */
image_get_hdr_b (type);         /* image_get_type */
image_get_hdr_b (comp);         /* image_get_comp */

static inline char *image_get_name (const image_header_t *hdr)
{
        return (char *)hdr->ih_name;
}

static inline uint32_t image_get_data_size (const image_header_t *hdr)
{
        return image_get_size (hdr);
}

/**
 * image_get_data - get image payload start address
 * @hdr: image header
 *
 * image_get_data() returns address of the image payload. For single
 * component images it is image data start. For multi component
 * images it points to the null terminated table of sub-images sizes.
 *
 * returns:
 *     image payload data start address
 */
static inline ulong image_get_data (const image_header_t *hdr)
{
        return ((ulong)hdr + image_get_header_size ());
}

static inline uint32_t image_get_image_size (const image_header_t *hdr)
{
        return (image_get_size (hdr) + image_get_header_size ());
}
static inline ulong image_get_image_end (const image_header_t *hdr)
{
        return ((ulong)hdr + image_get_image_size (hdr));
}

#define image_set_hdr_l(f) \
        static inline void image_set_##f(image_header_t *hdr, uint32_t val) \
        { \
                hdr->ih_##f = cpu_to_uimage (val); \
        }
image_set_hdr_l (magic);        /* image_set_magic */
image_set_hdr_l (hcrc);         /* image_set_hcrc */
image_set_hdr_l (time);         /* image_set_time */
image_set_hdr_l (size);         /* image_set_size */
image_set_hdr_l (load);         /* image_set_load */
image_set_hdr_l (ep);           /* image_set_ep */
image_set_hdr_l (dcrc);         /* image_set_dcrc */

#define image_set_hdr_b(f) \
        static inline void image_set_##f(image_header_t *hdr, uint8_t val) \
        { \
                hdr->ih_##f = val; \
        }
image_set_hdr_b (os);           /* image_set_os */
image_set_hdr_b (arch);         /* image_set_arch */
image_set_hdr_b (type);         /* image_set_type */
image_set_hdr_b (comp);         /* image_set_comp */

static inline void image_set_name (image_header_t *hdr, const char *name)
{
        strncpy (image_get_name (hdr), name, IH_NMLEN);
}

int image_check_hcrc (const image_header_t *hdr);
int image_check_dcrc (const image_header_t *hdr);
#ifndef USE_HOSTCC
int getenv_yesno (char *var);
ulong getenv_bootm_low(void);
phys_size_t getenv_bootm_size(void);
void memmove_wd (void *to, void *from, size_t len, ulong chunksz);
#endif

static inline int image_check_magic (const image_header_t *hdr)
{
        return (image_get_magic (hdr) == IH_MAGIC);
}
static inline int image_check_type (const image_header_t *hdr, uint8_t type)
{
        return (image_get_type (hdr) == type);
}
static inline int image_check_arch (const image_header_t *hdr, uint8_t arch)
{
        return (image_get_arch (hdr) == arch);
}
static inline int image_check_os (const image_header_t *hdr, uint8_t os)
{
        return (image_get_os (hdr) == os);
}

ulong image_multi_count (const image_header_t *hdr);
void image_multi_getimg (const image_header_t *hdr, ulong idx,
                        ulong *data, ulong *len);

void image_print_contents (const void *hdr);

#ifndef USE_HOSTCC
static inline int image_check_target_arch (const image_header_t *hdr)
{
#if defined(__ARM__)
        if (!image_check_arch (hdr, IH_ARCH_ARM))
#elif defined(__avr32__)
        if (!image_check_arch (hdr, IH_ARCH_AVR32))
#elif defined(__bfin__)
        if (!image_check_arch (hdr, IH_ARCH_BLACKFIN))
#elif defined(__I386__)
        if (!image_check_arch (hdr, IH_ARCH_I386))
#elif defined(__M68K__)
        if (!image_check_arch (hdr, IH_ARCH_M68K))
#elif defined(__microblaze__)
        if (!image_check_arch (hdr, IH_ARCH_MICROBLAZE))
#elif defined(__mips__)
        if (!image_check_arch (hdr, IH_ARCH_MIPS))
#elif defined(__nios__)
        if (!image_check_arch (hdr, IH_ARCH_NIOS))
#elif defined(__nios2__)
        if (!image_check_arch (hdr, IH_ARCH_NIOS2))
#elif defined(__PPC__)
        if (!image_check_arch (hdr, IH_ARCH_PPC))
#elif defined(__sh__)
        if (!image_check_arch (hdr, IH_ARCH_SH))
#elif defined(__sparc__)
        if (!image_check_arch (hdr, IH_ARCH_SPARC))
#else
# error Unknown CPU type
#endif
                return 0;

        return 1;
}
#endif /* USE_HOSTCC */

/*******************************************************************/
/* New uImage format specific code (prefixed with fit_) */
/*******************************************************************/
#if defined(CONFIG_FIT)

#define FIT_IMAGES_PATH         "/images"
#define FIT_CONFS_PATH          "/configurations"

/* hash node */
#define FIT_HASH_NODENAME       "hash"
#define FIT_ALGO_PROP           "algo"
#define FIT_VALUE_PROP          "value"

/* image node */
#define FIT_DATA_PROP           "data"
#define FIT_TIMESTAMP_PROP      "timestamp"
#define FIT_DESC_PROP           "description"
#define FIT_ARCH_PROP           "arch"
#define FIT_TYPE_PROP           "type"
#define FIT_OS_PROP             "os"
#define FIT_COMP_PROP           "compression"
#define FIT_ENTRY_PROP          "entry"
#define FIT_LOAD_PROP           "load"

/* configuration node */
#define FIT_KERNEL_PROP         "kernel"
#define FIT_RAMDISK_PROP        "ramdisk"
#define FIT_FDT_PROP            "fdt"
#define FIT_DEFAULT_PROP        "default"

#define FIT_MAX_HASH_LEN        20      /* max(crc32_len(4), sha1_len(20)) */

/* cmdline argument format parsing */
inline int fit_parse_conf (const char *spec, ulong addr_curr,
                ulong *addr, const char **conf_name);
inline int fit_parse_subimage (const char *spec, ulong addr_curr,
                ulong *addr, const char **image_name);

void fit_print_contents (const void *fit);
void fit_image_print (const void *fit, int noffset, const char *p);
void fit_image_print_hash (const void *fit, int noffset, const char *p);

/**
 * fit_get_end - get FIT image size
 * @fit: pointer to the FIT format image header
 *
 * returns:
 *     size of the FIT image (blob) in memory
 */
static inline ulong fit_get_size (const void *fit)
{
        return fdt_totalsize (fit);
}

/**
 * fit_get_end - get FIT image end
 * @fit: pointer to the FIT format image header
 *
 * returns:
 *     end address of the FIT image (blob) in memory
 */
static inline ulong fit_get_end (const void *fit)
{
        return (ulong)fit + fdt_totalsize (fit);
}

/**
 * fit_get_name - get FIT node name
 * @fit: pointer to the FIT format image header
 *
 * returns:
 *     NULL, on error
 *     pointer to node name, on success
 */
static inline const char *fit_get_name (const void *fit_hdr,
                int noffset, int *len)
{
        return fdt_get_name (fit_hdr, noffset, len);
}

int fit_get_desc (const void *fit, int noffset, char **desc);
int fit_get_timestamp (const void *fit, int noffset, time_t *timestamp);

int fit_image_get_node (const void *fit, const char *image_uname);
int fit_image_get_os (const void *fit, int noffset, uint8_t *os);
int fit_image_get_arch (const void *fit, int noffset, uint8_t *arch);
int fit_image_get_type (const void *fit, int noffset, uint8_t *type);
int fit_image_get_comp (const void *fit, int noffset, uint8_t *comp);
int fit_image_get_load (const void *fit, int noffset, ulong *load);
int fit_image_get_entry (const void *fit, int noffset, ulong *entry);
int fit_image_get_data (const void *fit, int noffset,
                                const void **data, size_t *size);

int fit_image_hash_get_algo (const void *fit, int noffset, char **algo);
int fit_image_hash_get_value (const void *fit, int noffset, uint8_t **value,
                                int *value_len);

int fit_set_timestamp (void *fit, int noffset, time_t timestamp);
int fit_set_hashes (void *fit);
int fit_image_set_hashes (void *fit, int image_noffset);
int fit_image_hash_set_value (void *fit, int noffset, uint8_t *value,
                                int value_len);

int fit_image_check_hashes (const void *fit, int noffset);
int fit_all_image_check_hashes (const void *fit);
int fit_image_check_os (const void *fit, int noffset, uint8_t os);
int fit_image_check_arch (const void *fit, int noffset, uint8_t arch);
int fit_image_check_type (const void *fit, int noffset, uint8_t type);
int fit_image_check_comp (const void *fit, int noffset, uint8_t comp);
int fit_check_format (const void *fit);

int fit_conf_get_node (const void *fit, const char *conf_uname);
int fit_conf_get_kernel_node (const void *fit, int noffset);
int fit_conf_get_ramdisk_node (const void *fit, int noffset);
int fit_conf_get_fdt_node (const void *fit, int noffset);

void fit_conf_print (const void *fit, int noffset, const char *p);

#ifndef USE_HOSTCC
static inline int fit_image_check_target_arch (const void *fdt, int node)
{
#if defined(__ARM__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_ARM))
#elif defined(__avr32__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_AVR32))
#elif defined(__bfin__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_BLACKFIN))
#elif defined(__I386__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_I386))
#elif defined(__M68K__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_M68K))
#elif defined(__microblaze__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_MICROBLAZE))
#elif defined(__mips__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_MIPS))
#elif defined(__nios__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_NIOS))
#elif defined(__nios2__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_NIOS2))
#elif defined(__PPC__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_PPC))
#elif defined(__sh__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_SH))
#elif defined(__sparc__)
        if (!fit_image_check_arch (fdt, node, IH_ARCH_SPARC))
#else
# error Unknown CPU type
#endif
                return 0;

        return 1;
}
#endif /* USE_HOSTCC */

#ifdef CONFIG_FIT_VERBOSE
#define fit_unsupported(msg)    printf ("! %s:%d " \
                                "FIT images not supported for '%s'\n", \
                                __FILE__, __LINE__, (msg))

#define fit_unsupported_reset(msg)      printf ("! %s:%d " \
                                "FIT images not supported for '%s' " \
                                "- must reset board to recover!\n", \
                                __FILE__, __LINE__, (msg))
#else
#define fit_unsupported(msg)
#define fit_unsupported_reset(msg)
#endif /* CONFIG_FIT_VERBOSE */
#endif /* CONFIG_FIT */

#endif  /* __IMAGE_H__ */
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