threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
33 lines
1.0 KiB
C
33 lines
1.0 KiB
C
/*
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* Copyright (C) 2016 MediaTek 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 version 2 as
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* published by the Free Software Foundation.
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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.
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* See http://www.gnu.org/licenses/gpl-2.0.html for more details.
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*/
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#include <linux/bug.h>
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#include <linux/compiler.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/ptrace.h>
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#include <mt-plat/mrdump.h>
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#include "mrdump_private.h"
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void mrdump_save_control_register(void *creg)
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{
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struct arm32_ctrl_regs *cregs = (struct arm32_ctrl_regs *)creg;
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asm volatile ("mrc p15, 0, %0, c1, c0, 0\n\t"
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"mrc p15, 0, %1, c2, c0, 2\n\t"
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"mrc p15, 0, %2, c2, c0, 0\n\t"
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"mrc p15, 0, %3, c2, c0, 1\n\t"
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: "=r"(cregs->sctlr), "=r"(cregs->ttbcr),
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"=r"(cregs->ttbr0), "=r"(cregs->ttbr1) : : "memory");
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}
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