Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
torvalds
GitHub Repository: torvalds/linux
Path: blob/master/tools/perf/arch/powerpc/util/utils_header.h
29274 views
1
/* SPDX-License-Identifier: GPL-2.0 */
2
#ifndef __PERF_UTIL_HEADER_H
3
#define __PERF_UTIL_HEADER_H
4
5
#include <linux/stringify.h>
6
7
#define mfspr(rn) ({unsigned long rval; \
8
asm volatile("mfspr %0," __stringify(rn) \
9
: "=r" (rval)); rval; })
10
11
#define SPRN_PVR 0x11F /* Processor Version Register */
12
#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */
13
#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revision field */
14
15
#endif /* __PERF_UTIL_HEADER_H */
16
17