#define BZIMAGE_LOAD_ADDR 0x100000
#define ZIMAGE_LOAD_ADDR 0x10000
+enum {
+ ZBOOT_STATE_START = BIT(0),
+ ZBOOT_STATE_LOAD = BIT(1),
+ ZBOOT_STATE_SETUP = BIT(2),
+ ZBOOT_STATE_INFO = BIT(3),
+ ZBOOT_STATE_GO = BIT(4),
+
+ /* This one doesn't execute automatically, so stop the count before 5 */
+ ZBOOT_STATE_DUMP = BIT(5),
+ ZBOOT_STATE_COUNT = 5,
+};
+
+/**
+ * struct zboot_state - Current state of the boot
+ *
+ * @bzimage_addr: Address of the bzImage to boot, or 0 if the image has already
+ * been loaded and does not exist (as a cohesive whole) in memory
+ * @bzimage_size: Size of the bzImage, or 0 to detect this
+ * @initrd_addr: Address of the initial ramdisk, or 0 if none
+ * @initrd_size: Size of the initial ramdisk, or 0 if none
+ * @load_address: Address where the bzImage is moved before booting, either
+ * BZIMAGE_LOAD_ADDR or ZIMAGE_LOAD_ADDR
+ * This is set up when loading the zimage
+ * @base_ptr: Pointer to the boot parameters, typically at address
+ * DEFAULT_SETUP_BASE
+ * This is set up when loading the zimage
+ * @cmdline: Environment variable containing the 'override' command line, or
+ * NULL to use the one in the setup block
+ */
+struct zboot_state {
+ ulong bzimage_addr;
+ ulong bzimage_size;
+ ulong initrd_addr;
+ ulong initrd_size;
+ ulong load_address;
+ struct boot_params *base_ptr;
+ const char *cmdline;
+};
+
+extern struct zboot_state state;
+
/**
* load_zimage() - Load a zImage or bzImage
*