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image: Update include/android_image.h

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Update the Android image header format to the latest version published
in AOSP. The original code moved to a new repository, so this patch also
updates the reference to that path.

Signed-off-by: Alex Deymo <deymo@google.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Alex Deymo 2017-04-02 01:49:47 -07:00 committed by Tom Rini
parent b1f2a17c78
commit 210a7176ee
2 changed files with 28 additions and 5 deletions
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9
common/image-android.c
View file

@ -161,6 +161,9 @@ int android_image_get_ramdisk(const struct andr_img_hdr *hdr,
void android_print_contents(const struct andr_img_hdr *hdr)
{
const char * const p = IMAGE_INDENT_STRING;
/* os_version = ver << 11 | lvl */
u32 os_ver = hdr->os_version >> 11;
u32 os_lvl = hdr->os_version & ((1U << 11) - 1);
printf("%skernel size: %x\n", p, hdr->kernel_size);
printf("%skernel address: %x\n", p, hdr->kernel_addr);
@ -170,6 +173,12 @@ void android_print_contents(const struct andr_img_hdr *hdr)
printf("%ssecond address: %x\n", p, hdr->second_addr);
printf("%stags address: %x\n", p, hdr->tags_addr);
printf("%spage size: %x\n", p, hdr->page_size);
/* ver = A << 14 | B << 7 | C (7 bits for each of A, B, C)
* lvl = ((Y - 2000) & 127) << 4 | M (7 bits for Y, 4 bits for M) */
printf("%sos_version: %x (ver: %u.%u.%u, level: %u.%u)\n",
p, hdr->os_version,
(os_ver >> 7) & 0x7F, (os_ver >> 14) & 0x7F, os_ver & 0x7F,
(os_lvl >> 4) + 2000, os_lvl & 0x0F);
printf("%sname: %s\n", p, hdr->name);
printf("%scmdline: %s\n", p, hdr->cmdline);
}

24
include/android_image.h
View file

@ -1,8 +1,8 @@
/*
* This is from the Android Project,
* Repository: https://android.googlesource.com/platform/bootable/bootloader/legacy
* File: include/boot/bootimg.h
* Commit: 4205b865141ff2e255fe1d3bd16de18e217ef06a
* Repository: https://android.googlesource.com/platform/system/core/
* File: mkbootimg/bootimg.h
* Commit: d162828814b08ada310846a33205befb69ef5799
*
* Copyright (C) 2008 The Android Open Source Project
*
@ -12,10 +12,13 @@
#ifndef _ANDROID_IMAGE_H_
#define _ANDROID_IMAGE_H_
typedef struct andr_img_hdr andr_img_hdr;
#define ANDR_BOOT_MAGIC "ANDROID!"
#define ANDR_BOOT_MAGIC_SIZE 8
#define ANDR_BOOT_NAME_SIZE 16
#define ANDR_BOOT_ARGS_SIZE 512
#define ANDR_BOOT_EXTRA_ARGS_SIZE 1024
struct andr_img_hdr {
char magic[ANDR_BOOT_MAGIC_SIZE];
@ -31,14 +34,25 @@ struct andr_img_hdr {
u32 tags_addr; /* physical addr for kernel tags */
u32 page_size; /* flash page size we assume */
u32 unused[2]; /* future expansion: should be 0 */
u32 unused; /* reserved for future expansion: MUST be 0 */
/* operating system version and security patch level; for
* version "A.B.C" and patch level "Y-M-D":
* ver = A << 14 | B << 7 | C (7 bits for each of A, B, C)
* lvl = ((Y - 2000) & 127) << 4 | M (7 bits for Y, 4 bits for M)
* os_version = ver << 11 | lvl */
u32 os_version;
char name[ANDR_BOOT_NAME_SIZE]; /* asciiz product name */
char cmdline[ANDR_BOOT_ARGS_SIZE];
u32 id[8]; /* timestamp / checksum / sha1 / etc */
};
/* Supplemental command line data; kept here to maintain
* binary compatibility with older versions of mkbootimg */
char extra_cmdline[ANDR_BOOT_EXTRA_ARGS_SIZE];
} __attribute__((packed));
/*
* +-----------------+