Quote from [1]:
"For devices launching with Android 13, the generic ramdisk is removed from the boot image and placed in a separate init_boot image. This change leaves the boot image with only the GKI kernel."
While at it, update wrong error handling message when vendor_boot cannot be loaded.
[1]: https://source.android.com/docs/core/architecture/partitions/generic-boot Signed-off-by: Roman Stratiienko r.stratiienko@gmail.com Reviewed-by: Mattijs Korpershoek mkorpershoek@baylibre.com ---
Changes in v2: - Addressed review comments v1
Changes in v3: - Rebased on top of latest u-boot/next
boot/image-board.c | 13 ++++++++++--- cmd/abootimg.c | 26 +++++++++++++++++++++----- include/image.h | 7 +++++++ 3 files changed, 38 insertions(+), 8 deletions(-)
diff --git a/boot/image-board.c b/boot/image-board.c index b7884b8c5d..f212401304 100644 --- a/boot/image-board.c +++ b/boot/image-board.c @@ -406,13 +406,20 @@ static int select_ramdisk(struct bootm_headers *images, const char *select, u8 a if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE)) { int ret; if (IS_ENABLED(CONFIG_CMD_ABOOTIMG)) { - void *boot_img = map_sysmem(get_abootimg_addr(), 0); + ulong boot_img = get_abootimg_addr(); + ulong init_boot_img = get_ainit_bootimg_addr(); void *vendor_boot_img = map_sysmem(get_avendor_bootimg_addr(), 0); + void *ramdisk_img;
- ret = android_image_get_ramdisk(boot_img, vendor_boot_img, + if (init_boot_img == -1) + ramdisk_img = map_sysmem(boot_img, 0); + else + ramdisk_img = map_sysmem(init_boot_img, 0); + + ret = android_image_get_ramdisk(ramdisk_img, vendor_boot_img, rd_datap, rd_lenp); unmap_sysmem(vendor_boot_img); - unmap_sysmem(boot_img); + unmap_sysmem(ramdisk_img); } else { void *ptr = map_sysmem(images->os.start, 0);
diff --git a/cmd/abootimg.c b/cmd/abootimg.c index 88c77d9992..327712a536 100644 --- a/cmd/abootimg.c +++ b/cmd/abootimg.c @@ -14,6 +14,7 @@
/* Please use abootimg_addr() macro to obtain the boot image address */ static ulong _abootimg_addr = -1; +static ulong _ainit_bootimg_addr = -1; static ulong _avendor_bootimg_addr = -1;
ulong get_abootimg_addr(void) @@ -21,6 +22,11 @@ ulong get_abootimg_addr(void) return (_abootimg_addr == -1 ? image_load_addr : _abootimg_addr); }
+ulong get_ainit_bootimg_addr(void) +{ + return _ainit_bootimg_addr; +} + ulong get_avendor_bootimg_addr(void) { return _avendor_bootimg_addr; @@ -179,7 +185,7 @@ static int do_abootimg_addr(struct cmd_tbl *cmdtp, int flag, int argc, char *endp; ulong img_addr;
- if (argc < 2 || argc > 3) + if (argc < 2 || argc > 4) return CMD_RET_USAGE;
img_addr = hextoul(argv[1], &endp); @@ -190,16 +196,26 @@ static int do_abootimg_addr(struct cmd_tbl *cmdtp, int flag, int argc,
_abootimg_addr = img_addr;
- if (argc == 3) { + if (argc > 2) { img_addr = simple_strtoul(argv[2], &endp, 16); if (*endp != '\0') { - printf("Error: Wrong vendor image address\n"); + printf("Error: Wrong vendor_boot image address\n"); return CMD_RET_FAILURE; }
_avendor_bootimg_addr = img_addr; }
+ if (argc == 4) { + img_addr = simple_strtoul(argv[3], &endp, 16); + if (*endp != '\0') { + printf("Error: Wrong init_boot image address\n"); + return CMD_RET_FAILURE; + } + + _ainit_bootimg_addr = img_addr; + } + return CMD_RET_SUCCESS; }
@@ -243,7 +259,7 @@ static int do_abootimg_dump(struct cmd_tbl *cmdtp, int flag, int argc, }
static struct cmd_tbl cmd_abootimg_sub[] = { - U_BOOT_CMD_MKENT(addr, 3, 1, do_abootimg_addr, "", ""), + U_BOOT_CMD_MKENT(addr, 4, 1, do_abootimg_addr, "", ""), U_BOOT_CMD_MKENT(dump, 2, 1, do_abootimg_dump, "", ""), U_BOOT_CMD_MKENT(get, 5, 1, do_abootimg_get, "", ""), }; @@ -271,7 +287,7 @@ static int do_abootimg(struct cmd_tbl *cmdtp, int flag, int argc, U_BOOT_CMD( abootimg, CONFIG_SYS_MAXARGS, 0, do_abootimg, "manipulate Android Boot Image", - "addr <boot_img_addr> [<vendor_boot_img_addr>]>\n" + "addr <boot_img_addr> [<vendor_boot_img_addr> [<init_boot_img_addr>]]\n" " - set the address in RAM where boot image is located\n" " ($loadaddr is used by default)\n" "abootimg dump dtb\n" diff --git a/include/image.h b/include/image.h index acffd17e0d..c5b288f62b 100644 --- a/include/image.h +++ b/include/image.h @@ -1970,6 +1970,13 @@ bool is_android_vendor_boot_image_header(const void *vendor_boot_img); */ ulong get_abootimg_addr(void);
+/** + * get_ainit_bootimg_addr() - Get Android init boot image address + * + * Return: Android init boot image address + */ +ulong get_ainit_bootimg_addr(void); + /** * get_avendor_bootimg_addr() - Get Android vendor boot image address *