45 lines
715 B
C
45 lines
715 B
C
/*
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* Copyright (c) 2021 IoT.bzh
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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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#include <kernel.h>
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#include <device.h>
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#include <init.h>
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/**
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*
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* @brief Perform basic hardware initialization
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*
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* @return 0
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*/
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static int soc_init(const struct device *arg)
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{
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ARG_UNUSED(arg);
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/* Install default handler that simply resets the CPU
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* if configured in the kernel, NOP otherwise
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*/
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NMI_INIT();
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return 0;
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}
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void z_arm_platform_init(void)
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{
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L1C_DisableCaches();
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L1C_DisableBTAC();
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/* Invalidate instruction cache and flush branch target cache */
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__set_ICIALLU(0);
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__DSB();
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__ISB();
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L1C_EnableCaches();
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L1C_EnableBTAC();
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}
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SYS_INIT(soc_init, PRE_KERNEL_1, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT);
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