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/*
* Copyright (c) 2017 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <libfdt.h>
#include <dm/of_access.h>
#include <dm/of_extra.h>
#include <dm/ofnode.h>
int of_read_fmap_entry(ofnode node, const char *name,
struct fmap_entry *entry)
{
const char *prop;
u32 reg[2];
if (ofnode_read_u32_array(node, "reg", reg, 2)) {
debug("Node '%s' has bad/missing 'reg' property\n", name);
return -FDT_ERR_NOTFOUND;
}
entry->offset = reg[0];
entry->length = reg[1];
entry->used = ofnode_read_s32_default(node, "used", entry->length);
prop = ofnode_read_string(node, "compress");
entry->compress_algo = prop && !strcmp(prop, "lzo") ?
FMAP_COMPRESS_LZO : FMAP_COMPRESS_NONE;
prop = ofnode_read_string(node, "hash");
if (prop)
entry->hash_size = strlen(prop);
entry->hash_algo = prop ? FMAP_HASH_SHA256 : FMAP_HASH_NONE;
entry->hash = (uint8_t *)prop;
return 0;
}
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