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/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
*/
#ifndef CPUPORT_H__
#define CPUPORT_H__
#include <rtdef.h>
#ifdef rt_hw_isb
#undef rt_hw_isb
#endif
#ifdef rt_hw_dsb
#undef rt_hw_dsb
#endif
rt_inline void rt_hw_isb(void)
{
#if defined(__CC_ARM)
__asm
{
ISB
}
#elif defined(__clang__) || defined(__CLANG_ARM) || defined(__GNUC__)
__asm volatile("isb 0xf" ::: "memory");
#elif defined(__IAR_SYSTEMS_ICC__)
__asm("ISB");
#endif
}
rt_inline void rt_hw_dsb(void)
{
#if defined(__CC_ARM)
__asm
{
DSB
}
#elif defined(__clang__) || defined(__CLANG_ARM) || defined(__GNUC__)
__asm volatile("dsb 0xf" ::: "memory");
#elif defined(__IAR_SYSTEMS_ICC__)
__asm("DSB");
#endif
}
#ifdef RT_USING_SMP
typedef union {
unsigned long slock;
struct __arch_tickets {
unsigned short owner;
unsigned short next;
} tickets;
} rt_hw_spinlock_t;
#endif
#endif /*CPUPORT_H__*/
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