[src/trunk]: src/sys/arch/x86/include Add new bits.

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

details:   https://anonhg.NetBSD.org/src/rev/6e5800f03989
branches:  trunk
changeset: 965997:6e5800f03989
user:      maxv <maxv%NetBSD.org@localhost>
date:      Wed Oct 09 17:28:46 2019 +0000

description:
Add new bits.

diffstat:

 sys/arch/x86/include/pte.h |  16 +++++++++-------
 1 files changed, 9 insertions(+), 7 deletions(-)

diffs (30 lines):

diff -r 063761bb1b43 -r 6e5800f03989 sys/arch/x86/include/pte.h
--- a/sys/arch/x86/include/pte.h        Wed Oct 09 14:31:07 2019 +0000
+++ b/sys/arch/x86/include/pte.h        Wed Oct 09 17:28:46 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pte.h,v 1.2 2019/10/05 07:30:03 maxv Exp $     */
+/*     $NetBSD: pte.h,v 1.3 2019/10/09 17:28:46 maxv Exp $     */
 
 /*
  * Copyright (c) 2010 The NetBSD Foundation, Inc.
@@ -39,12 +39,14 @@
 #define PGC_UC         (PTE_PWT | PTE_PCD)     /* hard UC */
 
 /*
- * page protection exception bits
+ * Page protection exception bits
  */
-
-#define PGEX_P         0x01    /* protection violation (vs. no mapping) */
-#define PGEX_W         0x02    /* exception during a write cycle */
-#define PGEX_U         0x04    /* exception while in user mode (upl) */
-#define PGEX_X         0x10    /* exception during instruction fetch */
+#define PGEX_P         0x0001  /* the page was present */
+#define PGEX_W         0x0002  /* exception during a write cycle */
+#define PGEX_U         0x0004  /* exception while in user mode */
+#define PGEX_RSVD      0x0008  /* a reserved bit was set in the page tables */
+#define PGEX_X         0x0010  /* exception during instruction fetch */
+#define PGEX_PK                0x0020  /* access disallowed by protection key */
+#define PGEX_SGX       0x8000  /* violation of sgx-specific access rights */
 
 #endif /* _X86_PTE_H */