[src/trunk]: src/sys/arch/mips/include Add definitions for the CP0 WatchLo/Wa...

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

details:   https://anonhg.NetBSD.org/src/rev/7425e4c824df
branches:  trunk
changeset: 936542:7425e4c824df
user:      simonb <simonb%NetBSD.org@localhost>
date:      Wed Jul 29 09:00:05 2020 +0000

description:
Add definitions for the CP0 WatchLo/WatchHi registers.

diffstat:

 sys/arch/mips/include/cpuregs.h |  20 +++++++++++++++++++-
 1 files changed, 19 insertions(+), 1 deletions(-)

diffs (34 lines):

diff -r ebd8127867ca -r 7425e4c824df sys/arch/mips/include/cpuregs.h
--- a/sys/arch/mips/include/cpuregs.h   Wed Jul 29 07:14:45 2020 +0000
+++ b/sys/arch/mips/include/cpuregs.h   Wed Jul 29 09:00:05 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cpuregs.h,v 1.105 2020/07/26 08:08:41 simonb Exp $     */
+/*     $NetBSD: cpuregs.h,v 1.106 2020/07/29 09:00:05 simonb Exp $     */
 
 /*
  * Copyright (c) 2009 Miodrag Vallat.
@@ -842,6 +842,24 @@
 #endif
 
 /*
+ * WatchLo/WatchHi watchpoint registers
+ */
+#define        MIPS_WATCHLO_VADDR32            __BITS(31,3)    /* 32-bit addr */
+#define        MIPS_WATCHLO_VADDR64            __BITS(63,3)    /* 64-bit addr */
+#define        MIPS_WATCHLO_INSN               __BIT(2)
+#define        MIPS_WATCHLO_DATA_READ          __BIT(1)
+#define        MIPS_WATCHLO_DATA_WRITE         __BIT(0)
+
+#define        MIPS_WATCHHI_M                  __BIT(31)       /* next watch reg implemented */
+#define        MIPS_WATCHHI_G                  __BIT(30)       /* use WatchLo vaddr */
+#define        MIPS_WATCHHI_EAS                __BITS(25,24)   /* extended ASID */
+#define        MIPS_WATCHHI_ASID               __BITS(23,16)
+#define        MIPS_WATCHHI_MASK               __BITS(11,3)
+#define        MIPS_WATCHHI_INSN               MIPS_WATCHLO_INSN
+#define        MIPS_WATCHHI_DATA_READ          MIPS_WATCHLO_DATA_READ
+#define        MIPS_WATCHHI_DATA_WRITE         MIPS_WATCHLO_DATA_WRITE
+
+/*
  * RDHWR register numbers
  */
 #define        MIPS_HWR_CPUNUM                 _(0)