53 lines
1014 B
C
53 lines
1014 B
C
/*
|
|
* Copyright (c) 2016 Jean-Paul Etienne <fractalclone@gmail.com>
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* @brief Full C support initialization
|
|
*
|
|
*
|
|
* Initialization of full C support: zero the .bss and call z_cstart().
|
|
*
|
|
* Stack is available in this module, but not the global data/bss until their
|
|
* initialization is performed.
|
|
*/
|
|
|
|
#include <stddef.h>
|
|
#include <zephyr/toolchain.h>
|
|
#include <zephyr/kernel_structs.h>
|
|
#include <kernel_internal.h>
|
|
#include <zephyr/platform/hooks.h>
|
|
#include <zephyr/arch/cache.h>
|
|
|
|
#if defined(CONFIG_RISCV_SOC_INTERRUPT_INIT)
|
|
void soc_interrupt_init(void);
|
|
#endif
|
|
|
|
/**
|
|
*
|
|
* @brief Prepare to and run C code
|
|
*
|
|
* This routine prepares for the execution of and runs C code.
|
|
*/
|
|
|
|
void z_prep_c(void)
|
|
{
|
|
#if defined(CONFIG_SOC_PREP_HOOK)
|
|
soc_prep_hook();
|
|
#endif
|
|
|
|
z_bss_zero();
|
|
z_data_copy();
|
|
#if defined(CONFIG_RISCV_SOC_INTERRUPT_INIT)
|
|
soc_interrupt_init();
|
|
#endif
|
|
#if CONFIG_ARCH_CACHE
|
|
arch_cache_init();
|
|
#endif
|
|
z_cstart();
|
|
CODE_UNREACHABLE;
|
|
}
|