c66xx.h
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/*
* Copyright (c) 2021, Shenzhen Academy of Aerospace Technology
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-11-16 Dystopia the first version
*/
#ifndef __C66XX_H__
#define __C66XX_H__
extern __cregister volatile unsigned int IERR; /* Internal Exception Report Register */
extern __cregister volatile unsigned int ECR; /* Exception Clear Register */
extern __cregister volatile unsigned int EFR; /* Exception Flag Register */
extern __cregister volatile unsigned int TSR; /* Task State Register */
extern __cregister volatile unsigned int ITSR; /* Interrupt Task State Register */
extern __cregister volatile unsigned int NTSR; /* NMI/exception Task State Register */
extern __cregister volatile unsigned int TSCL; /* Time Stamp Counter Register - Low Half */
extern __cregister volatile unsigned int TSCH; /* Time Stamp Counter Register - High Half */
extern __cregister volatile unsigned int DNUM; /* Core number */
extern __cregister volatile unsigned int AMR;
extern __cregister volatile unsigned int CSR;
extern __cregister volatile unsigned int IFR;
extern __cregister volatile unsigned int ISR;
extern __cregister volatile unsigned int ICR;
extern __cregister volatile unsigned int IER;
extern __cregister volatile unsigned int ISTP;
extern __cregister volatile unsigned int IRP;
extern __cregister volatile unsigned int NRP;
#ifdef _BIG_ENDIAN
#define RT_REG_PAIR(odd, even) unsigned long odd; unsigned long even
#else
#define RT_REG_PAIR(odd, even) unsigned long even; unsigned long odd
#endif
struct rt_hw_register
{
RT_REG_PAIR(b17, b16);
RT_REG_PAIR(b19, b18);
RT_REG_PAIR(b21, b20);
RT_REG_PAIR(b23, b22);
RT_REG_PAIR(b25, b24);
RT_REG_PAIR(b27, b26);
RT_REG_PAIR(b29, b28);
RT_REG_PAIR(b31, b30);
RT_REG_PAIR(b1, b0);
RT_REG_PAIR(b3, b2);
RT_REG_PAIR(b5, b4);
RT_REG_PAIR(b7, b6);
RT_REG_PAIR(b9, b8);
RT_REG_PAIR(b11, b10);
RT_REG_PAIR(b13, b12);
RT_REG_PAIR(a17, a16);
RT_REG_PAIR(a19, a18);
RT_REG_PAIR(a21, a20);
RT_REG_PAIR(a23, a22);
RT_REG_PAIR(a25, a24);
RT_REG_PAIR(a27, a26);
RT_REG_PAIR(a29, a28);
RT_REG_PAIR(a31, a30);
RT_REG_PAIR(a1, a0);
RT_REG_PAIR(a3, a2);
RT_REG_PAIR(a5, a4);
RT_REG_PAIR(a7, a6);
RT_REG_PAIR(a9, a8);
RT_REG_PAIR(a11, a10);
RT_REG_PAIR(a13, a12);
RT_REG_PAIR(a15, a14);
RT_REG_PAIR(sp, dp);
};
typedef struct rt_hw_exp_stack_register
{
RT_REG_PAIR(tsr, orig_a4);
RT_REG_PAIR(rilc, ilc);
RT_REG_PAIR(pc, csr);
struct rt_hw_register hw_register;
} rt_hw_thread_stack_register;
#define __dint() asm(" DINT")
#define __rint() asm(" RINT")
#define __system_call() asm(" SWE")
#define __enter_idle() asm(" IDLE")
#define __nop() asm(" NOP")
#define __mfence() asm(" MFENCE")
#define __SYSREG(ADDR, TYPE) (*(volatile TYPE*)(ADDR))
#define __SYSREGA(ADDR, TYPE) ((volatile TYPE*)(ADDR))
#endif /* __C66XX_H__ */