Sun Dec 19 01:39:34 2021 UTC ()
Bogus clflushopt that just does clflush for now.


(riastradh)
diff -r1.4 -r1.5 src/sys/external/bsd/drm2/include/asm/processor.h
cvs diff -r1.4 -r1.5 src/sys/external/bsd/drm2/include/asm/processor.h (expand / switch to unified diff)

--- src/sys/external/bsd/drm2/include/asm/processor.h 2021/05/31 10:33:04 1.4
+++ src/sys/external/bsd/drm2/include/asm/processor.h 2021/12/19 01:39:34 1.5
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1/* $NetBSD: processor.h,v 1.4 2021/05/31 10:33:04 riastradh Exp $ */ 1/* $NetBSD: processor.h,v 1.5 2021/12/19 01:39:34 riastradh Exp $ */
2 2
3/*- 3/*-
4 * Copyright (c) 2013 The NetBSD Foundation, Inc. 4 * Copyright (c) 2013 The NetBSD Foundation, Inc.
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * This code is derived from software contributed to The NetBSD Foundation 7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Taylor R. Campbell. 8 * by Taylor R. Campbell.
9 * 9 *
10 * Redistribution and use in source and binary forms, with or without 10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions 11 * modification, are permitted provided that the following conditions
12 * are met: 12 * are met:
13 * 1. Redistributions of source code must retain the above copyright 13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer. 14 * notice, this list of conditions and the following disclaimer.
@@ -26,14 +26,23 @@ @@ -26,14 +26,23 @@
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE. 29 * POSSIBILITY OF SUCH DAMAGE.
30 */ 30 */
31 31
32#ifndef _ASM_PROCESSOR_H_ 32#ifndef _ASM_PROCESSOR_H_
33#define _ASM_PROCESSOR_H_ 33#define _ASM_PROCESSOR_H_
34 34
35#include <sys/param.h> 35#include <sys/param.h>
36 36
37#define cpu_relax() DELAY(1) /* XXX */ 37#define cpu_relax() DELAY(1) /* XXX */
38 38
 39#if defined(__i386__) || defined(__x86_64__)
 40static inline void
 41clflushopt(void *p)
 42{
 43 /* XXX Test CPUID bit, use CLFLUSHOPT... */
 44 asm volatile ("clflush %0" : : "m" (*(const char *)p));
 45}
 46#endif
 47
39#endif /* _ASM_PROCESSOR_H_ */ 48#endif /* _ASM_PROCESSOR_H_ */