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[src/trunk]: src/sys/arch/aarch64/include widen bit PAR_EL1.PAR_PA from [47:1...



details:   https://anonhg.NetBSD.org/src/rev/2f0978a8329b
branches:  trunk
changeset: 969753:2f0978a8329b
user:      ryo <ryo%NetBSD.org@localhost>
date:      Sat Feb 29 21:29:23 2020 +0000

description:
widen bit PAR_EL1.PAR_PA from [47:12] to [51:12] for ARMv8.2 (and later).

PAR_EL1:[51:48] is RES0 in ARMv8.1 and ARMv8.0.

diffstat:

 sys/arch/aarch64/include/armreg.h |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (19 lines):

diff -r 00d68d1a3881 -r 2f0978a8329b sys/arch/aarch64/include/armreg.h
--- a/sys/arch/aarch64/include/armreg.h Sat Feb 29 21:27:19 2020 +0000
+++ b/sys/arch/aarch64/include/armreg.h Sat Feb 29 21:29:23 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: armreg.h,v 1.35 2020/01/31 09:23:58 maxv Exp $ */
+/* $NetBSD: armreg.h,v 1.36 2020/02/29 21:29:23 ryo Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -674,7 +674,8 @@
 AARCH64REG_WRITE_INLINE(par_el1)
 
 #define        PAR_ATTR                __BITS(63,56)   // F=0 memory attributes
-#define        PAR_PA                  __BITS(47,12)   // F=0 physical address
+#define        PAR_PA                  __BITS(51,12)   // F=0 physical address
+#define        PAR_PA_SHIFT            12
 #define        PAR_NS                  __BIT(9)        // F=0 non-secure
 #define        PAR_S                   __BIT(9)        // F=1 failure stage
 #define        PAR_SHA                 __BITS(8,7)     // F=0 shareability attribute



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