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arm64: add sys_arch_reboot() support

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If PSCI is enabled, it will leverage psci reset API to achieve system
reboot, otherwise a weak dump reboot API is provided, and platform
can override these APIs if platform specified implementation provided.

Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
This commit is contained in:
Jiafei Pan 2024-09-03 15:21:53 +08:00 committed by Carles Cufí
parent a55bb955af
commit 002ed73ff4
2 changed files with 36 additions and 0 deletions
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1
arch/arm64/core/CMakeLists.txt
View file

@ -9,6 +9,7 @@ zephyr_library_sources(
irq_init.c
irq_manage.c
prep_c.c
reboot.c
reset.S
reset.c
switch.S

35
arch/arm64/core/reboot.c Normal file
View file

@ -0,0 +1,35 @@
/*
* Copyright 2024 NXP
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/kernel.h>
#include <zephyr/logging/log.h>
#include <zephyr/sys/reboot.h>
#include <zephyr/drivers/pm_cpu_ops.h>
LOG_MODULE_DECLARE(os, CONFIG_KERNEL_LOG_LEVEL);
#ifdef CONFIG_PM_CPU_OPS_PSCI
void __weak sys_arch_reboot(int type)
{
unsigned char reset_type;
if (type == SYS_REBOOT_COLD) {
reset_type = SYS_COLD_RESET;
} else if (type == SYS_REBOOT_WARM) {
reset_type = SYS_WARM_RESET;
} else {
LOG_ERR("Invalid reboot type");
return;
}
pm_system_reset(reset_type);
}
#else
void __weak sys_arch_reboot(int type)
{
LOG_WRN("%s is not implemented", __func__);
ARG_UNUSED(type);
}
#endif