#ifndef INCLUDED_CPU_H
#define INCLUDED_CPU_H

#ifndef INCLUDED_CH32V10X_H
#define INCLUDED_CH32V10X_H
#include <ch32v10x.h>
#endif /*INCLUDED_CH32V10X_H*/

#ifndef INCLUDED_OS_TYPES_H
#include <os_types.h>
#endif /*INCLUDED_OS_TYPES_H*/

#ifndef INCLUDED_OS_COMPILER_H
#include <os_compiler.h>
#endif /*INCLUDED_OS_COMPILER_H*/

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

#define CPU_KEY1 0xFA05
#define CPU_KEY2 0xBCAF
#define CPU_KEY3 0xBEEF

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */


OS_STATIC_FORCE_INLINE
os_uint_t cpu_save_disable_irq_in_isr(void){
    os_uint_t result;
    __asm volatile ("csrrw %0, mstatus, %1"
        :"=r"(result)
        :"r"(0x1800)
        :"memory");
    return result;
}

OS_STATIC_FORCE_INLINE
void cpu_restore_irq_in_isr(os_uint_t value){
    __set_MSTATUS(value);
}

#define os_port_disable_irq                 __disable_irq
#define os_port_enable_irq                  __enable_irq
#define os_port_save_disable_irq_in_isr     cpu_save_disable_irq_in_isr
#define os_port_restore_irq_in_isr          cpu_restore_irq_in_isr
#define os_port_save_disable_irq            cpu_save_disable_irq_in_isr
#define os_port_restore_irq                 cpu_restore_irq_in_isr

OS_STATIC_FORCE_INLINE
void cpu_set_isr_sp(void){
    __asm volatile("csrrw sp,mscratch,sp");
}

OS_STATIC_FORCE_INLINE
void cpu_set_task_sp(void){
    __asm volatile("csrrw sp,mscratch,sp");
}

#endif /*INCLUDED_CPU_H*/