2f37bd6551
This patch is a raw application of the following spatch to src/: @@ expression A, V; @@ - writel(V, A) + write32(A, V) @@ expression A, V; @@ - writew(V, A) + write16(A, V) @@ expression A, V; @@ - writeb(V, A) + write8(A, V) @@ expression A; @@ - readl(A) + read32(A) @@ expression A; @@ - readb(A) + read8(A) BRANCH=none BUG=chromium:444723 TEST=None (depends on next patch) Change-Id: I5dd96490c85ee2bcbc669f08bc6fff0ecc0f9e27 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 64f643da95d85954c4d4ea91c34a5c69b9b08eb6 Original-Change-Id: I366a2eb5b3a0df2279ebcce572fe814894791c42 Original-Signed-off-by: Julius Werner <jwerner@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/254864 Reviewed-on: http://review.coreboot.org/9836 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright 2015 Google Inc.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#include <arch/io.h>
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#include <console/console.h>
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#include <elog.h>
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#include <reset.h>
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#include "chromeos.h"
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#include "symbols.h"
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#define WATCHDOG_TOMBSTONE_MAGIC 0x9d2f41a7
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void elog_add_watchdog_reset(void)
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{
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if (read32(_watchdog_tombstone) == WATCHDOG_TOMBSTONE_MAGIC)
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elog_add_event(ELOG_TYPE_ASYNC_HW_TIMER_EXPIRED);
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write32(_watchdog_tombstone, 0);
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}
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void reboot_from_watchdog(void)
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{
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printk(BIOS_INFO, "Last reset was watchdog, reboot again to reset TPM!\n");
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write32(_watchdog_tombstone, WATCHDOG_TOMBSTONE_MAGIC);
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hard_reset();
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}
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