Atmosphere/emummc/source/nx/cache.h
Michael Scire 12d83106fd git subrepo clone --branch=develop https://github.com/m4xw/emummc emummc
subrepo:
  subdir:   "emummc"
  merged:   "a9d569594"
upstream:
  origin:   "https://github.com/m4xw/emummc"
  branch:   "develop"
  commit:   "a9d569594"
git-subrepo:
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  commit:   "???"
2022-03-23 09:20:54 -07:00

42 lines
1.5 KiB
C
Vendored

/**
* @file cache.h
* @brief AArch64 cache operations.
* @author plutoo
* @copyright libnx Authors
*/
#pragma once
#include "../utils/types.h"
/**
* @brief Performs a data cache flush on the specified buffer.
* @param addr Address of the buffer.
* @param size Size of the buffer, in bytes.
* @remarks Cache flush is defined as Clean + Invalidate.
* @note The start and end addresses of the buffer are forcibly rounded to cache line boundaries (read from CTR_EL0 system register).
*/
void armDCacheFlush(void* addr, size_t size);
/**
* @brief Performs a data cache clean on the specified buffer.
* @param addr Address of the buffer.
* @param size Size of the buffer, in bytes.
* @note The start and end addresses of the buffer are forcibly rounded to cache line boundaries (read from CTR_EL0 system register).
*/
void armDCacheClean(void* addr, size_t size);
/**
* @brief Performs an instruction cache invalidation clean on the specified buffer.
* @param addr Address of the buffer.
* @param size Size of the buffer, in bytes.
* @note The start and end addresses of the buffer are forcibly rounded to cache line boundaries (read from CTR_EL0 system register).
*/
void armICacheInvalidate(void* addr, size_t size);
/**
* @brief Performs a data cache zeroing operation on the specified buffer.
* @param addr Address of the buffer.
* @param size Size of the buffer, in bytes.
* @note The start and end addresses of the buffer are forcibly rounded to cache line boundaries (read from CTR_EL0 system register).
*/
void armDCacheZero(void* addr, size_t size);