diff options
Diffstat (limited to 'include/image.h')
| -rw-r--r-- | include/image.h | 481 |
1 files changed, 460 insertions, 21 deletions
diff --git a/include/image.h b/include/image.h index 432fa22..4076484 100644 --- a/include/image.h +++ b/include/image.h @@ -1,4 +1,6 @@ /* + * (C) Copyright 2008 Semihalf + * * (C) Copyright 2000-2005 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * @@ -31,6 +33,34 @@ #ifndef __IMAGE_H__ #define __IMAGE_H__ +#include <asm/byteorder.h> +#include <command.h> + +#ifndef USE_HOSTCC +#include <lmb.h> +#include <linux/string.h> +#include <asm/u-boot.h> + +#else + +/* 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}() */ + +#endif /* USE_HOSTCC */ + +#if defined(CONFIG_FIT) && !defined(CONFIG_OF_LIBFDT) +#error "CONFIG_OF_LIBFDT not enabled, required by CONFIG_FIT!" +#endif + +#if defined(CONFIG_FIT) +#include <fdt.h> +#include <libfdt.h> +#include <fdt_support.h> +#define CONFIG_MD5 /* FIT images need MD5 support */ +#endif + /* * Operating System Codes */ @@ -59,25 +89,25 @@ /* * CPU Architecture Codes (supported by Linux) */ -#define IH_CPU_INVALID 0 /* Invalid CPU */ -#define IH_CPU_ALPHA 1 /* Alpha */ -#define IH_CPU_ARM 2 /* ARM */ -#define IH_CPU_I386 3 /* Intel x86 */ -#define IH_CPU_IA64 4 /* IA64 */ -#define IH_CPU_MIPS 5 /* MIPS */ -#define IH_CPU_MIPS64 6 /* MIPS 64 Bit */ -#define IH_CPU_PPC 7 /* PowerPC */ -#define IH_CPU_S390 8 /* IBM S390 */ -#define IH_CPU_SH 9 /* SuperH */ -#define IH_CPU_SPARC 10 /* Sparc */ -#define IH_CPU_SPARC64 11 /* Sparc 64 Bit */ -#define IH_CPU_M68K 12 /* M68K */ -#define IH_CPU_NIOS 13 /* Nios-32 */ -#define IH_CPU_MICROBLAZE 14 /* MicroBlaze */ -#define IH_CPU_NIOS2 15 /* Nios-II */ -#define IH_CPU_BLACKFIN 16 /* Blackfin */ -#define IH_CPU_AVR32 17 /* AVR32 */ -#define IH_CPU_ST200 18 /* STMicroelectronics ST200 */ +#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 @@ -139,9 +169,9 @@ #define IH_NMLEN 32 /* Image Name Length */ /* - * all data in network byte order (aka natural aka bigendian) + * 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 */ @@ -157,5 +187,414 @@ typedef struct image_header { uint8_t ih_name[IH_NMLEN]; /* Image Name */ } image_header_t; +/* + * Legacy and FIT format headers used by do_bootm() and do_bootm_<os>() + * 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 */ + +#if defined(CONFIG_PPC) + 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 +#endif + + int verify; /* getenv("verify")[0] != 'n' */ + int autostart; /* getenv("autostart")[0] != 'n' */ + struct lmb *lmb; /* for memory mgmt */ +} bootm_headers_t; + +/* + * Some systems (for example LWMON) have very short watchdog periods; + * we must make sure to split long operations like memmove() or + * crc32() into reasonable chunks. + */ +#define CHUNKSZ (64 * 1024) + +#define uimage_to_cpu(x) ntohl(x) +#define cpu_to_uimage(x) htonl(x) + +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); + +#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); + +#if defined(CONFIG_PPC) || defined(CONFIG_M68K) +int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len, + ulong *initrd_start, ulong *initrd_end); + +int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end, + ulong bootmap_base); +int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base); +#endif /* CONFIG_PPC || CONFIG_M68K */ +#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(image_header_t *hdr) \ + { \ + return uimage_to_cpu (hdr->ih_##f); \ + } +image_get_hdr_l (magic); +image_get_hdr_l (hcrc); +image_get_hdr_l (time); +image_get_hdr_l (size); +image_get_hdr_l (load); +image_get_hdr_l (ep); +image_get_hdr_l (dcrc); + +#define image_get_hdr_b(f) \ + static inline uint8_t image_get_##f(image_header_t *hdr) \ + { \ + return hdr->ih_##f; \ + } +image_get_hdr_b (os); +image_get_hdr_b (arch); +image_get_hdr_b (type); +image_get_hdr_b (comp); + +static inline char *image_get_name (image_header_t *hdr) +{ + return (char *)hdr->ih_name; +} + +static inline uint32_t image_get_data_size (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 (image_header_t *hdr) +{ + return ((ulong)hdr + image_get_header_size ()); +} + +static inline uint32_t image_get_image_size (image_header_t *hdr) +{ + return (image_get_size (hdr) + image_get_header_size ()); +} +static inline ulong image_get_image_end (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_hdr_l (hcrc); +image_set_hdr_l (time); +image_set_hdr_l (size); +image_set_hdr_l (load); +image_set_hdr_l (ep); +image_set_hdr_l (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_hdr_b (arch); +image_set_hdr_b (type); +image_set_hdr_b (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 (image_header_t *hdr); +int image_check_dcrc (image_header_t *hdr); +#ifndef USE_HOSTCC +int image_check_dcrc_wd (image_header_t *hdr, ulong chunksize); +int getenv_yesno (char *var); +ulong getenv_bootm_low(void); +ulong getenv_bootm_size(void); +void memmove_wd (void *to, void *from, size_t len, ulong chunksz); +#endif + +static inline int image_check_magic (image_header_t *hdr) +{ + return (image_get_magic (hdr) == IH_MAGIC); +} +static inline int image_check_type (image_header_t *hdr, uint8_t type) +{ + return (image_get_type (hdr) == type); +} +static inline int image_check_arch (image_header_t *hdr, uint8_t arch) +{ + return (image_get_arch (hdr) == arch); +} +static inline int image_check_os (image_header_t *hdr, uint8_t os) +{ + return (image_get_os (hdr) == os); +} + +ulong image_multi_count (image_header_t *hdr); +void image_multi_getimg (image_header_t *hdr, ulong idx, + ulong *data, ulong *len); + +void image_print_contents (image_header_t *hdr); + +#ifndef USE_HOSTCC +static inline int image_check_target_arch (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_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__ */ |