include: Move bulk of boot.h to bootm.h

The majority of the stuff currently in include/boot.h is about bootm
code implemented common/bootm.c. To be more consistent move it to a
new file include/bootm.h.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 125 insertions, 0 deletions

diff --git a/include/bootm.h b/include/bootm.h
new file mode 100644
index 0000000000..6e9777a9ac
--- /dev/null
+++ b/include/bootm.h
@@ -0,0 +1,125 @@
+#ifndef __BOOTM_H
+#define __BOOTM_H
+
+#include <image.h>
+#include <filetype.h>
+#include <linux/list.h>
+
+enum bootm_verify {
+	BOOTM_VERIFY_NONE,
+	BOOTM_VERIFY_HASH,
+	BOOTM_VERIFY_SIGNATURE,
+	BOOTM_VERIFY_AVAILABLE,
+};
+
+struct bootm_data {
+	const char *os_file;
+	const char *initrd_file;
+	const char *oftree_file;
+	int verbose;
+	enum bootm_verify verify;
+	bool force;
+	bool dryrun;
+	/*
+	 * appendroot - if true, try to add a suitable root= Kernel option to
+	 * mount the rootfs from the same device as the Kernel comes from.
+	 */
+	bool appendroot;
+	unsigned long initrd_address;
+	unsigned long os_address;
+	unsigned long os_entry;
+};
+
+int bootm_boot(struct bootm_data *data);
+
+struct image_data {
+	/* simplest case. barebox has already loaded the os here */
+	struct resource *os_res;
+
+	/* if os is an uImage this will be provided */
+	struct uimage_handle *os;
+
+	/* if os is a FIT image this will be provided */
+	struct fit_handle *os_fit;
+
+	char *os_part;
+
+	/* otherwise only the filename will be provided */
+	char *os_file;
+
+	/*
+	 * The address the user wants to load the os image to.
+	 * May be UIMAGE_INVALID_ADDRESS to indicate that the
+	 * user has not specified any address. In this case the
+	 * handler may choose a suitable address
+	 */
+	unsigned long os_address;
+
+	/* entry point to the os. relative to the start of the image */
+	unsigned long os_entry;
+
+	/* if initrd is already loaded this resource will be !NULL */
+	struct resource *initrd_res;
+
+	/* if initrd is an uImage this will be provided */
+	struct uimage_handle *initrd;
+	char *initrd_part;
+
+	/* otherwise only the filename will be provided */
+	char *initrd_file;
+
+	unsigned long initrd_address;
+
+	char *oftree_file;
+	char *oftree_part;
+
+	struct device_node *of_root_node;
+	struct fdt_header *oftree;
+	struct resource *oftree_res;
+
+	enum bootm_verify verify;
+	int verbose;
+	int force;
+	int dryrun;
+};
+
+struct image_handler {
+	const char *name;
+
+	struct list_head list;
+
+	int ih_os;
+
+	enum filetype filetype;
+	int (*bootm)(struct image_data *data);
+};
+
+int register_image_handler(struct image_handler *handle);
+
+#ifdef CONFIG_BOOTM_VERBOSE
+static inline int bootm_verbose(struct image_data *data)
+{
+	return data->verbose;
+}
+#else
+static inline int bootm_verbose(struct image_data *data)
+{
+	return 0;
+}
+#endif
+
+void bootm_data_init_defaults(struct bootm_data *data);
+
+int bootm_load_os(struct image_data *data, unsigned long load_address);
+
+bool bootm_has_initrd(struct image_data *data);
+int bootm_load_initrd(struct image_data *data, unsigned long load_address);
+
+int bootm_load_devicetree(struct image_data *data, unsigned long load_address);
+int bootm_get_os_size(struct image_data *data);
+
+enum bootm_verify bootm_get_verify_mode(void);
+
+#define UIMAGE_SOME_ADDRESS (UIMAGE_INVALID_ADDRESS - 1)
+
+#endif /* __BOOTM_H */