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/*
* Copyright (c) 2006-2025, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2025-04-20 GuEe-GUI The first version
*/
#ifndef __CPU_H__
#define __CPU_H__
#include <rtdef.h>
#ifndef RT_CPUS_NR
#define RT_CPUS_NR 1
#endif
#if defined(RT_USING_DM) && defined(RT_USING_SMP)
struct cpu_ops_t
{
const char *method;
int (*cpu_init)(rt_uint32_t id, void *param);
int (*cpu_boot)(rt_uint32_t id, rt_uint64_t entry);
void (*cpu_shutdown)(void);
};
#endif
extern rt_ubase_t boot_cpu_hartid;
extern void _secondary_cpu_entry(void);
#if defined(RT_USING_SMP) && defined(ARCH_MM_MMU)
extern char __percpu_real_end, __percpu_end, __percpu_start;
#endif /* RT_USING_SMP && ARCH_MM_MMU */
rt_ubase_t riscv_cpu_id_to_hartid(int cpu_id);
rt_bool_t riscv_cpu_id_available(int cpu_id);
int riscv_hartid_to_cpu_id(rt_ubase_t hartid);
int riscv_hartid_register(rt_ubase_t hartid);
void riscv_cpu_id_set(int cpu_id);
#if defined(RT_USING_SMP) && !defined(RT_USING_DM)
rt_size_t riscv_hartid_list_get(rt_ubase_t *hartids, rt_size_t max_harts);
#endif
void riscv_boot_hart_init(rt_ubase_t hartid);
#endif /* __CPU_H__ */
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