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