Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-06-27 00:11:35 +00:00
Code Issues Packages Projects Releases Wiki Activity

[NTOS:MM] MI_IS_*(): Improve documentation

Browse source 
Intel 64 and IA-32 Architectures Software Developer’s Manual
version 075 (June 2021)
This commit is contained in:
Serge Gautherie 2020-09-09 03:46:56 +02:00 committed by Victor Perevertkin
parent 94b8095ba2
commit 8110a66b08
2 changed files with 20 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
ntoskrnl/include/internal/amd64/mm.h
View file

@ -118,9 +118,16 @@
#endif
/* Macros to identify the page fault reason from the error code */
#define MI_IS_NOT_PRESENT_FAULT(FaultCode) !BooleanFlagOn(FaultCode, 0x1)
#define MI_IS_WRITE_ACCESS(FaultCode) BooleanFlagOn(FaultCode, 0x2)
#define MI_IS_INSTRUCTION_FETCH(FaultCode) BooleanFlagOn(FaultCode, 0x10)
#define MI_IS_NOT_PRESENT_FAULT(FaultCode) !BooleanFlagOn(FaultCode, 0x00000001)
#define MI_IS_WRITE_ACCESS(FaultCode) BooleanFlagOn(FaultCode, 0x00000002)
// 0x00000004: user-mode access.
// 0x00000008: reserved bit violation.
#define MI_IS_INSTRUCTION_FETCH(FaultCode) BooleanFlagOn(FaultCode, 0x00000010)
// 0x00000020: protection-key violation.
// 0x00000040: shadow-stack access.
// Bits 7-14: reserved.
// 0x00008000: violation of SGX-specific access-control requirements.
// Bits 16-31: reserved.
/* On x64, these are the same */
#define MI_WRITE_VALID_PPE MI_WRITE_VALID_PTE

13
ntoskrnl/include/internal/i386/mm.h
View file

@ -110,9 +110,16 @@
/* Macros to identify the page fault reason from the error code */
#define MI_IS_NOT_PRESENT_FAULT(FaultCode) !BooleanFlagOn(FaultCode, 0x1)
#define MI_IS_WRITE_ACCESS(FaultCode) BooleanFlagOn(FaultCode, 0x2)
#define MI_IS_INSTRUCTION_FETCH(FaultCode) BooleanFlagOn(FaultCode, 0x10)
#define MI_IS_NOT_PRESENT_FAULT(FaultCode) !BooleanFlagOn(FaultCode, 0x00000001)
#define MI_IS_WRITE_ACCESS(FaultCode) BooleanFlagOn(FaultCode, 0x00000002)
// 0x00000004: user-mode access.
// 0x00000008: reserved bit violation.
#define MI_IS_INSTRUCTION_FETCH(FaultCode) BooleanFlagOn(FaultCode, 0x00000010)
// 0x00000020: protection-key violation.
// 0x00000040: shadow-stack access.
// Bits 7-14: reserved.
// 0x00008000: violation of SGX-specific access-control requirements.
// Bits 16-31: reserved.
/* On x86, these two are the same */
#define MI_WRITE_VALID_PPE MI_WRITE_VALID_PTE