34 lines
787 B
C
34 lines
787 B
C
/*
|
|
* linux/arch/unicore32/include/asm/cputype.h
|
|
*
|
|
* Code specific to PKUnity SoC and UniCore ISA
|
|
*
|
|
* Copyright (C) 2001-2010 GUAN Xue-tao
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#ifndef __UNICORE_CPUTYPE_H__
|
|
#define __UNICORE_CPUTYPE_H__
|
|
|
|
#include <linux/stringify.h>
|
|
|
|
#define CPUID_CPUID 0
|
|
#define CPUID_CACHETYPE 1
|
|
|
|
#define read_cpuid(reg) \
|
|
({ \
|
|
unsigned int __val; \
|
|
asm("movc %0, p0.c0, #" __stringify(reg) \
|
|
: "=r" (__val) \
|
|
: \
|
|
: "cc"); \
|
|
__val; \
|
|
})
|
|
|
|
#define uc32_cpuid read_cpuid(CPUID_CPUID)
|
|
#define uc32_cachetype read_cpuid(CPUID_CACHETYPE)
|
|
|
|
#endif
|