mirror of
https://review.coreboot.org/flashrom.git
synced 2025-04-27 15:12:36 +02:00
c0813e7edd
The fallback_{un}map() boilerplate code doesn't do anything,
merely distracts away from otherwise linear control flow. Just
drop it as anything in the future that could need such a thing
is free to implement it when required.
Change-Id: Ibb7760f807fae040416cef2797a7dbf6572f7df9
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/68963
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <felixsinger@posteo.net>
105 lines
3.1 KiB
C
105 lines
3.1 KiB
C
/*
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* This file is part of the flashrom project.
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*
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* Copyright (C) 2000 Silicon Integrated System Corporation
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* Copyright (C) 2004 Tyan Corp <yhlu@tyan.com>
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* Copyright (C) 2005-2008 coresystems GmbH
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* Copyright (C) 2008,2009 Carl-Daniel Hailfinger
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* Copyright (C) 2016 secunet Security Networks AG
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* (Written by Nico Huber <nico.huber@secunet.com> for secunet)
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* Copyright (C) 2009,2010,2011 Carl-Daniel Hailfinger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "flash.h"
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#include "programmer.h"
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void chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr)
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{
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flash->mst->par.chip_writeb(flash, val, addr);
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}
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void chip_writew(const struct flashctx *flash, uint16_t val, chipaddr addr)
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{
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flash->mst->par.chip_writew(flash, val, addr);
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}
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void chip_writel(const struct flashctx *flash, uint32_t val, chipaddr addr)
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{
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flash->mst->par.chip_writel(flash, val, addr);
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}
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void chip_writen(const struct flashctx *flash, const uint8_t *buf, chipaddr addr, size_t len)
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{
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flash->mst->par.chip_writen(flash, buf, addr, len);
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}
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uint8_t chip_readb(const struct flashctx *flash, const chipaddr addr)
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{
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return flash->mst->par.chip_readb(flash, addr);
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}
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uint16_t chip_readw(const struct flashctx *flash, const chipaddr addr)
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{
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return flash->mst->par.chip_readw(flash, addr);
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}
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uint32_t chip_readl(const struct flashctx *flash, const chipaddr addr)
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{
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return flash->mst->par.chip_readl(flash, addr);
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}
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void chip_readn(const struct flashctx *flash, uint8_t *buf, chipaddr addr,
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size_t len)
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{
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flash->mst->par.chip_readn(flash, buf, addr, len);
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}
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int register_par_master(const struct par_master *mst,
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const enum chipbustype buses,
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void *data)
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{
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struct registered_master rmst = {0};
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if (mst->shutdown) {
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if (register_shutdown(mst->shutdown, data)) {
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mst->shutdown(data); /* cleanup */
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return 1;
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}
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}
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/* Bus masters supporting FWH/LPC cannot use chip physical maps, distinct
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* mappings are needed to support chips with FEATURE_REGISTERMAP
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*/
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if ((buses & (BUS_FWH | BUS_LPC)) && !mst->map_flash_region) {
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msg_perr("%s called with incomplete master definition. "
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"FWH/LPC masters must provide memory mappings. "
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"Please report a bug at flashrom@flashrom.org\n",
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__func__);
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return ERROR_FLASHROM_BUG;
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}
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if (!mst->chip_writeb || !mst->chip_writew || !mst->chip_writel ||
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!mst->chip_writen || !mst->chip_readb || !mst->chip_readw ||
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!mst->chip_readl || !mst->chip_readn) {
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msg_perr("%s called with incomplete master definition. "
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"Please report a bug at flashrom@flashrom.org\n",
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__func__);
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return ERROR_FLASHROM_BUG;
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}
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rmst.buses_supported = buses;
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rmst.par = *mst;
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if (data)
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rmst.par.data = data;
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return register_master(&rmst);
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}
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