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-rw-r--r--include/image.h479
1 files changed, 458 insertions, 21 deletions
diff --git a/include/image.h b/include/image.h
index 432fa22..36143e2 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 +187,412 @@ 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;
+ 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_verify (void);
+int getenv_autostart (void);
+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);
+
+inline void image_print_contents (image_header_t *hdr);
+inline void image_print_contents_noindent (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))
+#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);
+
+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", \
+ __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__ */