/* SPDX-License-Identifier: GPL-2.0 */ | |
#ifndef __PERF_UTIL_HEADER_H | |
#define __PERF_UTIL_HEADER_H | |
#include <linux/stringify.h> | |
#define mfspr(rn) ({unsigned long rval; \ | |
asm volatile("mfspr %0," __stringify(rn) \ | |
: "=r" (rval)); rval; }) | |
#define SPRN_PVR 0x11F /* Processor Version Register */ | |
#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ | |
#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ | |
#endif /* __PERF_UTIL_HEADER_H */ |