1 files changed, 74 insertions, 0 deletions
diff --git a/cmd/boot_android.c b/cmd/boot_android.c
new file mode 100644
index 0000000000..964168946f
--- /dev/null
+++ b/cmd/boot_android.c
@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: BSD-2-Clause
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ */
+
+#include <android_bootloader.h>
+#include <common.h>
+#include <command.h>
+#include <part.h>
+
+static int do_boot_android(struct cmd_tbl *cmdtp, int flag, int argc,
+			   char * const argv[])
+{
+	unsigned long load_address;
+	int ret = CMD_RET_SUCCESS;
+	char *addr_arg_endp, *addr_str;
+	struct blk_desc *dev_desc;
+	struct disk_partition part_info;
+	const char *misc_part_iface;
+	const char *misc_part_desc;
+
+	if (argc < 4)
+		return CMD_RET_USAGE;
+	if (argc > 5)
+		return CMD_RET_USAGE;
+
+	if (argc >= 5) {
+		load_address = simple_strtoul(argv[4], &addr_arg_endp, 16);
+		if (addr_arg_endp == argv[4] || *addr_arg_endp != '\0')
+			return CMD_RET_USAGE;
+	} else {
+		addr_str = env_get("loadaddr");
+		if (addr_str)
+			load_address = simple_strtoul(addr_str, NULL, 16);
+		else
+			load_address = CONFIG_SYS_LOAD_ADDR;
+	}
+
+	/* Lookup the "misc" partition from argv[1] and argv[2] */
+	misc_part_iface = argv[1];
+	misc_part_desc = argv[2];
+	/* Split the part_name if passed as "$dev_num;part_name". */
+	if (part_get_info_by_dev_and_name_or_num(misc_part_iface,
+						 misc_part_desc,
+						 &dev_desc, &part_info) < 0)
+		return CMD_RET_FAILURE;
+
+	ret = android_bootloader_boot_flow(dev_desc, &part_info, argv[3],
+					   load_address);
+	if (ret < 0) {
+		printf("Android boot failed, error %d.\n", ret);
+		return CMD_RET_FAILURE;
+	}
+	return CMD_RET_SUCCESS;
+}
+
+U_BOOT_CMD(
+	boot_android, 5, 0, do_boot_android,
+	"Execute the Android Bootloader flow.",
+	"<interface> <dev[:part|;part_name]> <slot> [<kernel_addr>]\n"
+	"    - Load the Boot Control Block (BCB) from the partition 'part' on\n"
+	"      device type 'interface' instance 'dev' to determine the boot\n"
+	"      mode, and load and execute the appropriate kernel.\n"
+	"      In normal and recovery mode, the kernel will be loaded from\n"
+	"      the corresponding \"boot\" partition. In bootloader mode, the\n"
+	"      command defined in the \"fastbootcmd\" variable will be\n"
+	"      executed.\n"
+	"      On Android devices with multiple slots, the pass 'slot' is\n"
+	"      used to load the appropriate kernel. The standard slot names\n"
+	"      are 'a' and 'b'.\n"
+	"    - If 'part_name' is passed, preceded with a ; instead of :, the\n"
+	"      partition name whose label is 'part_name' will be looked up in\n"
+	"      the partition table. This is commonly the \"misc\" partition.\n"
+);