From b36b227b6a37695ab39306341c3a977cf9b081b6 Mon Sep 17 00:00:00 2001 From: Safae Ouajih Date: Mon, 6 Feb 2023 00:50:14 +0100 Subject: [PATCH] android: boot: support extra command line In version 3 and 4 of boot image header, the vendor specific command line are located in vendor boot image. Thus, use extra command line to add those cmd to bootargs. Signed-off-by: Safae Ouajih Reviewed-by: Simon Glass Reviewed-by: Mattijs Korpershoek Tested-by: Mattijs Korpershoek --- boot/image-android.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/boot/image-android.c b/boot/image-android.c index 35243fd5b1..a944f0a31a 100644 --- a/boot/image-android.c +++ b/boot/image-android.c @@ -55,6 +55,7 @@ static void android_vendor_boot_image_v3_v4_parse_hdr(const struct andr_vnd_boot * The header takes a full page, the remaining components are aligned * on page boundary. */ + data->kcmdline_extra = hdr->cmdline; data->tags_addr = hdr->tags_addr; data->image_name = hdr->name; data->kernel_addr = hdr->kernel_addr; @@ -233,6 +234,11 @@ int android_image_get_kernel(const struct andr_boot_img_hdr_v0 *hdr, len += strlen(img_data.kcmdline); } + if (img_data.kcmdline_extra) { + printf("Kernel extra command line: %s\n", img_data.kcmdline_extra); + len += strlen(img_data.kcmdline_extra); + } + char *bootargs = env_get("bootargs"); if (bootargs) len += strlen(bootargs); @@ -252,6 +258,11 @@ int android_image_get_kernel(const struct andr_boot_img_hdr_v0 *hdr, if (*img_data.kcmdline) strcat(newbootargs, img_data.kcmdline); + if (img_data.kcmdline_extra) { + strcat(newbootargs, " "); + strcat(newbootargs, img_data.kcmdline_extra); + } + env_set("bootargs", newbootargs); if (os_data) { -- 2.39.5