upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
89 lines
2.6 KiB
89 lines
2.6 KiB
/* 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_LZ4,
|
|
};
|
|
|
|
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 */
|
|
uint32_t unc_length; /* Uncompressed length */
|
|
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);
|
|
|
|
/**
|
|
* ofnode_decode_region() - Decode a memory region from a node
|
|
*
|
|
* Look up a property in a node which contains a memory region address and
|
|
* size. Then return a pointer to this address.
|
|
*
|
|
* The property must hold one address with a length. This is only tested on
|
|
* 32-bit machines.
|
|
*
|
|
* @param node ofnode to examine
|
|
* @param prop_name name of property to find
|
|
* @param basep Returns base address of region
|
|
* @param size Returns size of region
|
|
* @return 0 if ok, -1 on error (property not found)
|
|
*/
|
|
int ofnode_decode_region(ofnode node, const char *prop_name, fdt_addr_t *basep,
|
|
fdt_size_t *sizep);
|
|
|
|
/**
|
|
* ofnode_decode_memory_region()- Decode a named region within a memory bank
|
|
*
|
|
* This function handles selection of a memory region. The region is
|
|
* specified as an offset/size within a particular type of memory.
|
|
*
|
|
* The properties used are:
|
|
*
|
|
* <mem_type>-memory<suffix> for the name of the memory bank
|
|
* <mem_type>-offset<suffix> for the offset in that bank
|
|
*
|
|
* The property value must have an offset and a size. The function checks
|
|
* that the region is entirely within the memory bank.5
|
|
*
|
|
* @param node ofnode containing the properties (-1 for /config)
|
|
* @param mem_type Type of memory to use, which is a name, such as
|
|
* "u-boot" or "kernel".
|
|
* @param suffix String to append to the memory/offset
|
|
* property names
|
|
* @param basep Returns base of region
|
|
* @param sizep Returns size of region
|
|
* @return 0 if OK, -ive on error
|
|
*/
|
|
int ofnode_decode_memory_region(ofnode config_node, const char *mem_type,
|
|
const char *suffix, fdt_addr_t *basep,
|
|
fdt_size_t *sizep);
|
|
|
|
#endif
|
|
|