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TAIXIN/csky/csi_kernel/rhino/arch/include/port.h

44 lines
1.2 KiB
C

/*
* Copyright (C) 2016 YunOS Project. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef PORT_H
#define PORT_H
#include <k_types.h>
#include <k_task.h>
size_t cpu_intrpt_save(void);
void cpu_intrpt_restore(size_t psr);
void cpu_intrpt_switch(void);
void cpu_task_switch(void);
void cpu_first_task_start(void);
void *cpu_task_stack_init(cpu_stack_t *base, size_t size,
void *arg, task_entry_t entry);
RHINO_INLINE uint8_t cpu_cur_get(void)
{
return 0;
}
#define CPSR_ALLOC() size_t psr
#define RHINO_CPU_INTRPT_DISABLE() { psr = cpu_intrpt_save(); }
#define RHINO_CPU_INTRPT_ENABLE() { cpu_intrpt_restore(psr); }
#endif /* PORT_H */