[src/trunk]: src/sys/arch/arm/include Add a placeholder for PRRR

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2a0a400a8b85
branches:  trunk
changeset: 1024106:2a0a400a8b85
user:      skrll <skrll%NetBSD.org@localhost>
date:      Sun Oct 10 08:36:49 2021 +0000

description:
Add a placeholder for PRRR

diffstat:

 sys/arch/arm/include/armreg.h |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (17 lines):

diff -r 2691c9616030 -r 2a0a400a8b85 sys/arch/arm/include/armreg.h
--- a/sys/arch/arm/include/armreg.h     Sun Oct 10 08:35:34 2021 +0000
+++ b/sys/arch/arm/include/armreg.h     Sun Oct 10 08:36:49 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: armreg.h,v 1.131 2021/09/03 21:55:00 andvar Exp $      */
+/*     $NetBSD: armreg.h,v 1.132 2021/10/10 08:36:49 skrll Exp $       */
 
 /*
  * Copyright (c) 1998, 2001 Ben Harris
@@ -538,6 +538,7 @@
 #define PRRR_TR_STRONG 0               // Strongly Ordered
 #define PRRR_TR_DEVICE 1               // Device
 #define PRRR_TR_NORMAL 2               // Normal Memory
+                                       // 3 is reserved
 
 /* ARMv7 MPIDR, Multiprocessor Affinity Register generic format  */
 #define MPIDR_MP               __BIT(31)       /* 1 = Have MP Extension */