CRISv10: remove redundant macros from system.h

[mirror_ubuntu-bionic-kernel.git] / arch / cris / include / arch-v10 / arch / system.h

#ifndef __ASM_CRIS_ARCH_SYSTEM_H
#define __ASM_CRIS_ARCH_SYSTEM_H


/* read the CPU version register */

static inline unsigned long rdvr(void) {
	unsigned char vr;
	__asm__ volatile ("move $vr,%0" : "=rm" (vr));
	return vr;
}

#define cris_machine_name "cris"

/* read/write the user-mode stackpointer */

static inline unsigned long rdusp(void) {
	unsigned long usp;
	__asm__ __volatile__("move $usp,%0" : "=rm" (usp));
	return usp;
}

#define wrusp(usp) \
	__asm__ __volatile__("move %0,$usp" : /* no outputs */ : "rm" (usp))

/* read the current stackpointer */

static inline unsigned long rdsp(void) {
	unsigned long sp;
	__asm__ __volatile__("move.d $sp,%0" : "=rm" (sp));
	return sp;
}

static inline unsigned long _get_base(char * addr)
{
  return 0;
}

#endif