init: support 2SI devices with skip_initramfs

This commit is contained in:
vvb2060 2024-08-24 02:23:28 +08:00 committed by John Wu
parent 8e82113bce
commit b38fd1ca5f
3 changed files with 12 additions and 9 deletions

View File

@ -230,7 +230,9 @@ kv_pairs load_partition_map() {
}
bool check_two_stage() {
if (access("/apex", F_OK) == 0)
if (access("/first_stage_ramdisk", F_OK) == 0)
return true;
if (access("/second_stage_resources", F_OK) == 0)
return true;
if (access("/system/bin/init", F_OK) == 0)
return true;

View File

@ -90,15 +90,17 @@ int main(int argc, char *argv[]) {
} else {
// This will also mount /sys and /proc
load_kernel_info(&config);
bool recovery = access("/sbin/recovery", F_OK) == 0 ||
access("/system/bin/recovery", F_OK) == 0;
if (config.skip_initramfs)
if (config.force_normal_boot)
init = new FirstStageInit(argv, &config);
else if (!recovery && check_two_stage())
init = new FirstStageInit(argv, &config);
else if (config.skip_initramfs)
init = new LegacySARInit(argv, &config);
else if (config.force_normal_boot)
init = new FirstStageInit(argv, &config);
else if (access("/sbin/recovery", F_OK) == 0 || access("/system/bin/recovery", F_OK) == 0)
else if (recovery)
init = new RecoveryInit(argv, &config);
else if (check_two_stage())
init = new FirstStageInit(argv, &config);
else
init = new RootFSInit(argv, &config);
}

View File

@ -200,8 +200,7 @@ mount_root:
xmount("tmpfs", "/dev", "tmpfs", 0, "mode=755");
mount_list.emplace_back("/dev");
// Use the apex folder to determine whether 2SI (Android 10+)
bool is_two_stage = access("/apex", F_OK) == 0;
bool is_two_stage = access("/system/bin/init", F_OK) == 0;
LOGD("is_two_stage: [%d]\n", is_two_stage);
// For API 28 AVD, it uses legacy SAR setup that requires