u-boot-brain/include/dm/of_extra.h
Simon Glass 5e0a7341cd dm: core: Update of_read_fmap_entry() for livetree
Update this function to take an ofnode so that it can work with livetree.

Signed-off-by: Simon Glass <sjg@chromium.org>
2018-07-09 09:11:00 -06:00

44 lines
956 B
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2017 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*/
#ifndef _DM_OF_EXTRA_H
#define _DM_OF_EXTRA_H
#include <dm/ofnode.h>
enum fmap_compress_t {
FMAP_COMPRESS_NONE,
FMAP_COMPRESS_LZO,
};
enum fmap_hash_t {
FMAP_HASH_NONE,
FMAP_HASH_SHA1,
FMAP_HASH_SHA256,
};
/* A flash map entry, containing an offset and length */
struct fmap_entry {
uint32_t offset;
uint32_t length;
uint32_t used; /* Number of bytes used in region */
enum fmap_compress_t compress_algo; /* Compression type */
enum fmap_hash_t hash_algo; /* Hash algorithm */
const uint8_t *hash; /* Hash value */
int hash_size; /* Hash size */
};
/**
* Read a flash entry from the fdt
*
* @param node Reference to node to read
* @param entry Place to put offset and size of this node
* @return 0 if ok, -ve on error
*/
int ofnode_read_fmap_entry(ofnode node, struct fmap_entry *entry);
#endif