coreboot-kgpe-d16/payloads/libpayload/arch/arm64/lib/cache.c

91 lines
2.7 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright 2014 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* cache.c: Cache Maintenance Instructions
* Reference: ARM Architecture Reference Manual, ARMv8-A edition
*/
#include <stdint.h>
#include <arch/lib_helpers.h>
void dccisw(uint64_t cisw)
{
__asm__ __volatile__("dc cisw, %0\n\t" : : "r" (cisw) :"memory");
}
void dccivac(uint64_t civac)
{
__asm__ __volatile__("dc civac, %0\n\t" : : "r" (civac) :"memory");
}
void dccsw(uint64_t csw)
{
__asm__ __volatile__("dc csw, %0\n\t" : : "r" (csw) :"memory");
}
void dccvac(uint64_t cvac)
{
__asm__ __volatile__("dc cvac, %0\n\t" : : "r" (cvac) :"memory");
}
void dccvau(uint64_t cvau)
{
__asm__ __volatile__("dc cvau, %0\n\t" : : "r" (cvau) :"memory");
}
void dcisw(uint64_t isw)
{
__asm__ __volatile__("dc isw, %0\n\t" : : "r" (isw) :"memory");
}
void dcivac(uint64_t ivac)
{
__asm__ __volatile__("dc ivac, %0\n\t" : : "r" (ivac) :"memory");
}
void dczva(uint64_t zva)
{
__asm__ __volatile__("dc zva, %0\n\t" : : "r" (zva) :"memory");
}
void iciallu(void)
{
__asm__ __volatile__("ic iallu\n\t" : : :"memory");
}
void icialluis(void)
{
__asm__ __volatile__("ic ialluis\n\t" : : :"memory");
}
void icivau(uint64_t ivau)
{
__asm__ __volatile__("ic ivau, %0\n\t" : : "r" (ivau) :"memory");
}