mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-26 14:40:41 +00:00
b7e0d73bad
Some functions deal with structured data rather than simple data types. It makes sense to have these in their own file. For now this just has a function to read a flashmap entry. Move the data types also. Signed-off-by: Simon Glass <sjg@chromium.org>
46 lines
1,018 B
C
46 lines
1,018 B
C
/*
|
|
* Copyright (c) 2017 Google, Inc
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#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 name Name of node being read
|
|
* @param entry Place to put offset and size of this node
|
|
* @return 0 if ok, -ve on error
|
|
*/
|
|
int of_read_fmap_entry(ofnode node, const char *name,
|
|
struct fmap_entry *entry);
|
|
|
|
#endif
|