113 lines
1.7 KiB
C
113 lines
1.7 KiB
C
/*
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* Copyright (c) 2013-2014 Wind River Systems, Inc.
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* Copyright (c) 2020-2022 Qualcomm Innovation Center, Inc.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief Cache manipulation
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*
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* This module contains functions for manipulation caches.
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*/
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#include <zephyr/arch/cpu.h>
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#include <zephyr/cache.h>
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#include <zephyr/arch/arm/aarch32/cortex_m/cmsis.h>
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void arch_dcache_enable(void)
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{
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SCB_EnableDCache();
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}
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void arch_dcache_disable(void)
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{
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SCB_DisableDCache();
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}
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int arch_dcache_flush_all(void)
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{
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SCB_CleanDCache();
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return 0;
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}
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int arch_dcache_invd_all(void)
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{
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SCB_InvalidateDCache();
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return 0;
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}
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int arch_dcache_flush_and_invd_all(void)
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{
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SCB_CleanInvalidateDCache();
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return 0;
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}
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int arch_dcache_flush_range(void *start_addr, size_t size)
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{
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SCB_CleanDCache_by_Addr(start_addr, size);
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return 0;
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}
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int arch_dcache_invd_range(void *start_addr, size_t size)
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{
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SCB_InvalidateDCache_by_Addr(start_addr, size);
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return 0;
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}
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int arch_dcache_flush_and_invd_range(void *start_addr, size_t size)
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{
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SCB_CleanInvalidateDCache_by_Addr(start_addr, size);
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return 0;
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}
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void arch_icache_enable(void)
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{
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SCB_EnableICache();
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}
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void arch_icache_disable(void)
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{
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SCB_DisableICache();
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}
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int arch_icache_flush_all(void)
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{
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return -ENOTSUP;
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}
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int arch_icache_invd_all(void)
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{
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SCB_InvalidateICache();
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return 0;
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}
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int arch_icache_flush_and_invd_all(void)
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{
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return -ENOTSUP;
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}
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int arch_icache_flush_range(void *start_addr, size_t size)
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{
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return -ENOTSUP;
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}
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int arch_icache_invd_range(void *start_addr, size_t size)
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{
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SCB_InvalidateICache_by_Addr(start_addr, size);
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return 0;
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}
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int arch_icache_flush_and_invd_range(void *start_addr, size_t size)
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{
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return -ENOTSUP;
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}
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