/*
 * Copyright (C) 2016 MediaTek Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See http://www.gnu.org/licenses/gpl-2.0.html for more details.
 */

#include <linux/ptrace.h>
#include <asm/stacktrace.h>
#include <asm/system_misc.h>
#include <asm/traps.h>
#include <mt-plat/mrdump.h>
#include "mrdump_private.h"

void mrdump_save_control_register(void *creg)
{
	struct aarch64_ctrl_regs *cregs = (struct aarch64_ctrl_regs *)creg;

	asm volatile ("mrs %0, sctlr_el1\n\t"
		      "mrs %1, tcr_el1\n\t"
		      "mrs %2, ttbr0_el1\n\t"
		      "mrs %3, ttbr1_el1\n\t"
		      "mrs %4, sp_el0\n\t"
		      "mov %5, sp\n\t"
		      : "=r"(cregs->sctlr_el1), "=r"(cregs->tcr_el1),
		      "=r"(cregs->ttbr0_el1), "=r"(cregs->ttbr1_el1),
		      "=r"(cregs->sp_el[0]), "=r"(cregs->sp_el[1])
		      : : "memory");
}