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1/*
2 * This file is part of the flashrom project.
3 *
4 * Copyright (C) 2011,2013,2014 Carl-Daniel Hailfinger
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20/*
21 * Contains the opaque master framework.
22 * An opaque master is a master which does not provide direct access
23 * to the flash chip and which abstracts all flash chip properties into a
24 * master specific interface.
25 */
26
27#include <stdint.h>
28#include "flash.h"
29#include "flashchips.h"
30#include "chipdrivers.h"
31#include "programmer.h"
32
33int probe_opaque(struct flashctx *flash)
34{
35return flash->mst->opaque.probe(flash);
36}
37
38int read_opaque(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len)
39{
40return flash->mst->opaque.read(flash, buf, start, len);
41}
42
43int write_opaque(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len)
44{
45return flash->mst->opaque.write(flash, buf, start, len);
46}
47
48int erase_opaque(struct flashctx *flash, unsigned int blockaddr, unsigned int blocklen)
49{
50return flash->mst->opaque.erase(flash, blockaddr, blocklen);
51}
52
53int register_opaque_master(const struct opaque_master *mst)
54{
55struct registered_master rmst;
56
57if (!mst->probe || !mst->read || !mst->write || !mst->erase) {
58msg_perr("%s called with incomplete master definition. "
59 "Please report a bug at flashrom@flashrom.org\n",
60 __func__);
61return ERROR_FLASHROM_BUG;
62}
63rmst.buses_supported = BUS_PROG;
64rmst.opaque = *mst;
65return register_master(&rmst);
66}

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