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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 Google Inc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of
* the License.
*
* 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 the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* tlb.c: System intructions for TLB maintenance.
* Reference: ARM Architecture Reference Manual, ARMv8-A edition
*/
#include <stdint.h>
#include <arch/lib_helpers.h>
/* TLBIALL */
void tlbiall_el1(void)
{
__asm__ __volatile__("tlbi alle1\n\t" : : : "memory");
}
void tlbiall_el2(void)
{
__asm__ __volatile__("tlbi alle2\n\t" : : : "memory");
}
void tlbiall_el3(void)
{
__asm__ __volatile__("tlbi alle3\n\t" : : : "memory");
}
void tlbiall_current(void)
{
uint32_t el = get_current_el();
tlbiall(el);
}
void tlbiall(uint32_t el)
{
SWITCH_CASE_TLBI(tlbiall, el);
}
/* TLBIALLIS */
void tlbiallis_el1(void)
{
__asm__ __volatile__("tlbi alle1is\n\t" : : : "memory");
}
void tlbiallis_el2(void)
{
__asm__ __volatile__("tlbi alle2is\n\t" : : : "memory");
}
void tlbiallis_el3(void)
{
__asm__ __volatile__("tlbi alle3is\n\t" : : : "memory");
}
void tlbiallis_current(void)
{
uint32_t el = get_current_el();
tlbiallis(el);
}
void tlbiallis(uint32_t el)
{
SWITCH_CASE_TLBI(tlbiallis, el);
}
/* TLBIVAA */
void tlbivaa_el1(uint64_t va)
{
__asm__ __volatile__("tlbi vaae1, %0\n\t" : : "r" (va) : "memory");
}
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