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/* Copyright 2020 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef __CROS_EC_CACHE_H
#define __CROS_EC_CACHE_H
#include "csr.h"
#include "stdint.h"
struct mpu_entry {
/* 1k alignment and the address is inclusive */
uintptr_t start_addr;
/* 1k alignment in 4GB boundary and non-inclusive */
uintptr_t end_addr;
/* MPU_ATTR */
uint32_t attribute;
};
/* memory barrier of I$ */
void cache_barrier_icache(void);
/* invalidate all I$ */
void cache_invalidate_icache(void);
/* invalidate a range of I$ */
int cache_invalidate_icache_range(uintptr_t addr, uint32_t length);
/* memory barrier of D$ */
void cache_barrier_dcache(void);
/* writeback all D$ */
void cache_writeback_dcache(void);
/* writeback a range of D$ */
int cache_writeback_dcache_range(uintptr_t addr, uint32_t length);
/* invalidate all D$ */
void cache_invalidate_dcache(void);
/* invalidate a range of D$ */
int cache_invalidate_dcache_range(uintptr_t addr, uint32_t length);
/* writeback and invalidate all D$ */
void cache_flush_dcache(void);
/* writeback and invalidate a range of D$ */
int cache_flush_dcache_range(uintptr_t addr, uint32_t length);
void cache_init(void);
#ifdef DEBUG
int command_enable_pmu(int argc, char **argv);
int command_disable_pmu(int argc, char **argv);
int command_show_pmu(int argc, char **argv);
#endif
#endif /* #ifndef __CROS_EC_CACHE_H */
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