rthw.h.svn-base

RT-Thread是发展中的下一代微内核嵌入式实时操作系统

/*
 * File      : rthw.h
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, RT-Thread Development Team
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.fayfayspace.org/license/LICENSE.
 *
 * Change Logs:
 * Date           Author       Notes
 * 2006-03-18     Bernard      the first version
 * 2006-04-25     Bernard      add rt_hw_context_switch_interrupt definition
 */

#ifndef __RT_HW_H__
#define __RT_HW_H__

/*!
 * @file rthw.h
 * @brief RT-Thread hardware abstract layer definitions
 */

#include <rtthread.h>

#ifdef __cplusplus
extern "C" {
#endif

/*!
 * @addtogroup xgKernel
 */

void rt_hw_cpu_icache_enable(void);
void rt_hw_cpu_icache_disable(void);
rt_base_t rt_hw_cpu_icache_status(void);
void rt_hw_cpu_dcache_enable(void);
void rt_hw_cpu_dcache_disable(void);
rt_base_t rt_hw_cpu_dcache_status(void);
void rt_hw_cpu_reset(void);
void rt_hw_cpu_shutdown(void);

rt_uint8 *rt_hw_stack_init(void *entry, void *parameter,
	rt_uint8 *stack_addr, void *exit);

void rt_hw_interrupt_init(void);
void rt_hw_interrupt_mask(int vector);
void rt_hw_interrupt_umask(int vector);
void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler);
void rt_hw_interrupt_handle(int vector);

rt_base_t rt_hw_interrupt_disable(void);
void rt_hw_interrupt_enable(rt_base_t level);
void rt_hw_context_switch(rt_uint32 from, rt_uint32 to);
void rt_hw_context_switch_interrupt(rt_uint32 from, rt_uint32 to);

char rt_serial_getc(void);
void rt_serial_putc(const char c);
void rt_console_puts(const char* str);

/*@}*/

#ifdef __cplusplus
}
#endif

#endif