diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/zimage.h | 1 | ||||
| -rw-r--r-- | include/image.h | 234 |
2 files changed, 215 insertions, 20 deletions
diff --git a/include/asm-i386/zimage.h b/include/asm-i386/zimage.h index c7103b1..b6266e4 100644 --- a/include/asm-i386/zimage.h +++ b/include/asm-i386/zimage.h @@ -70,6 +70,5 @@ void *load_zimage(char *image, unsigned long kernel_size, int auto_boot); void boot_zimage(void *setup_base); -image_header_t *fake_zimage_header(image_header_t *hdr, void *ptr, int size); #endif diff --git a/include/image.h b/include/image.h index 432fa22..dbbbee9 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 +33,13 @@ #ifndef __IMAGE_H__ #define __IMAGE_H__ +#include <asm/byteorder.h> +#include <command.h> +#ifndef USE_HOSTCC +#include <linux/string.h> +#include <asm/u-boot.h> +#endif + /* * Operating System Codes */ @@ -59,25 +68,25 @@ /* * 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 @@ -157,5 +166,192 @@ typedef struct image_header { uint8_t ih_name[IH_NMLEN]; /* Image Name */ } image_header_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 image_to_cpu(x) ntohl(x) +#define cpu_to_image(x) htonl(x) + +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 image_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_image (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_verify (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); + +#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)) +#else +# error Unknown CPU type +#endif + return 0; + + return 1; +} + +const char* image_get_os_name (uint8_t os); +const char* image_get_arch_name (uint8_t arch); +const char* image_get_type_name (uint8_t type); +const char* image_get_comp_name (uint8_t comp); + +image_header_t* image_get_ramdisk (cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[], + ulong rd_addr, uint8_t arch, int verify); + +void get_ramdisk (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], + image_header_t *hdr, int verify, uint8_t arch, + ulong *rd_start, ulong *rd_end); + +#if defined(CONFIG_PPC) || defined(CONFIG_M68K) +ulong ramdisk_high (ulong alloc_current, ulong rd_data, ulong rd_len, + bd_t *kbd, ulong sp_limit, ulong sp, + ulong *initrd_start, ulong *initrd_end); + +ulong get_boot_sp_limit (ulong sp); +ulong get_boot_cmdline (ulong alloc_current, ulong *cmd_start, ulong *cmd_end); +ulong get_boot_kbd (ulong alloc_current, bd_t **kbd); +#endif /* CONFIG_PPC || CONFIG_M68K */ + +#endif /* USE_HOSTCC */ #endif /* __IMAGE_H__ */ |