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android: boot: support bootconfig

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Support Bootconfig feature.
- The bootconfig feature replaces the androidboot.*
  kernel cmdline options.

This was adapted from downstream [1] commit : 7af0a0506d4d ("cuttlefish:
support bootconfig parameters").

Link:[1] https://android.googlesource.com/platform/external/u-boot/

Signed-off-by: Safae Ouajih <souajih@baylibre.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Tested-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
This commit is contained in:
Safae Ouajih
2023-02-06 00:50:18 +01:00
committed by Tom Rini
parent 636da2039a
commit 57e405e1f4
2 changed files with 67 additions and 2 deletions
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11
include/android_image.h
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@@ -25,6 +25,14 @@
#define ANDR_VENDOR_BOOT_ARGS_SIZE 2048
#define ANDR_VENDOR_BOOT_NAME_SIZE 16
#define BOOTCONFIG_MAGIC "#BOOTCONFIG\n"
#define BOOTCONFIG_MAGIC_SIZE 12
#define BOOTCONFIG_SIZE_SIZE 4
#define BOOTCONFIG_CHECKSUM_SIZE 4
#define BOOTCONFIG_TRAILER_SIZE BOOTCONFIG_MAGIC_SIZE + \
BOOTCONFIG_SIZE_SIZE + \
BOOTCONFIG_CHECKSUM_SIZE
struct andr_boot_img_hdr_v3 {
u8 magic[ANDR_BOOT_MAGIC_SIZE];
@@ -337,6 +345,9 @@ struct andr_image_data {
const char *kcmdline_extra; /* vendor-boot extra kernel cmdline */
const char *image_name; /* asciiz product name */
ulong bootconfig_addr; /* bootconfig image address */
ulong bootconfig_size; /* bootconfig image size */
u32 kernel_addr; /* physical load addr */
ulong ramdisk_addr; /* physical load addr */
ulong ramdisk_ptr; /* ramdisk address */