From 5dfb52138688ccbf0146f62683fe6217b3ce1b05 Mon Sep 17 00:00:00 2001 From: Marian Balakowicz Date: Fri, 29 Feb 2008 21:24:06 +0100 Subject: [new uImage] New uImage low-level API Add FDT-based functions for handling new format component images, configurations, node operations, property get/set, etc. fit_ - routines handling global new format uImage operations like get/set top level property, process all nodes, etc. fit_image_ - routines handling component images subnodes fit_conf_ - routines handling configurations node Signed-off-by: Bartlomiej Sieka Signed-off-by: Marian Balakowicz --- include/image.h | 153 +++++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 151 insertions(+), 2 deletions(-) (limited to 'include/image.h') diff --git a/include/image.h b/include/image.h index ed795521d..704a3b442 100644 --- a/include/image.h +++ b/include/image.h @@ -40,6 +40,7 @@ #include #include #include +#endif /* USE_HOSTCC */ /* new uImage format support enabled by default */ #define CONFIG_FIT 1 @@ -51,7 +52,12 @@ #if defined(CONFIG_FIT) && !defined(CONFIG_OF_LIBFDT) #error "CONFIG_OF_LIBFDT not enabled, required by CONFIG_FIT!" #endif -#endif /* USE_HOSTCC */ + +#if defined(CONFIG_FIT) +#include +#include +#include +#endif /* * Operating System Codes @@ -412,16 +418,160 @@ static inline int image_check_target_arch (image_header_t *hdr) 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); +inline void fit_print_contents (const void *fit); +inline void fit_print_contents_noindent (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)) +#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", \ @@ -436,6 +586,5 @@ inline int fit_parse_subimage (const char *spec, ulong addr_curr, #define fit_unsupported_reset(msg) #endif /* CONFIG_FIT_VERBOSE */ #endif /* CONFIG_FIT */ -#endif /* USE_HOSTCC */ #endif /* __IMAGE_H__ */ -- cgit v1.2.3