xt-sys/exectos
3
5
Fork 2
Code Issues 6 Pull Requests 1 Actions Projects 1 Releases Wiki Activity

Add PTE attribute definitions
All checks were successful
Builds / ExectOS (amd64, release) (push) Successful in 29s
Details
Builds / ExectOS (amd64, debug) (push) Successful in 31s
Details
Builds / ExectOS (i686, debug) (push) Successful in 30s
Details
Builds / ExectOS (i686, release) (push) Successful in 28s
Details

Browse Source
This commit is contained in:
Aiken Harris
2025-11-04 17:26:47 +01:00
parent cb2da54956
commit dda8f88830
2 changed files with 68 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
sdk/xtdk/amd64/mmtypes.h
View File

@@ -45,6 +45,40 @@
#define MM_PPE_PER_PAGE 512
#define MM_PXE_PER_PAGE 512
/* PTE state flags */
#define MM_PTE_VALID 0x0000000000000001ULL
#define MM_PTE_ACCESSED 0x0000000000000020ULL
#define MM_PTE_DIRTY 0x0000000000000040ULL
/* PTE scope flags */
#define MM_PTE_LARGE_PAGE 0x0000000000000080ULL
#define MM_PTE_GLOBAL 0x0000000000000100ULL
/* PTE access flags */
#define MM_PTE_NOACCESS 0x0000000000000000ULL
#define MM_PTE_READONLY 0x0000000000000000ULL
#define MM_PTE_EXECUTE 0x0000000000000000ULL
#define MM_PTE_EXECUTE_READ 0x0000000000000000ULL
#define MM_PTE_READWRITE 0x8000000000000002ULL
#define MM_PTE_WRITECOPY 0x8000000000000200ULL
#define MM_PTE_EXECUTE_READWRITE 0x0000000000000002ULL
#define MM_PTE_EXECUTE_WRITECOPY 0x0000000000000200ULL
/* PTE protection flags */
#define MM_PTE_NOEXECUTE 0x8000000000000000ULL
#define MM_PTE_PROTECT 0x8000000000000612ULL
/* PTE cache flags */
#define MM_PTE_CACHE_ENABLE 0x0000000000000000ULL
#define MM_PTE_CACHE_DISABLE 0x0000000000000010ULL
#define MM_PTE_CACHE_WRITECOMBINED 0x0000000000000010ULL
#define MM_PTE_CACHE_WRITETHROUGH 0x0000000000000008ULL
/* PTE software flags */
#define MM_PTE_COPY_ON_WRITE 0x0000000000000200ULL
#define MM_PTE_PROTOTYPE 0x0000000000000400ULL
#define MM_PTE_TRANSITION 0x0000000000000800ULL
/* Minimum number of physical pages needed by the system */
#define MM_MINIMUM_PHYSICAL_PAGES 2048

34
sdk/xtdk/i686/mmtypes.h
View File

@@ -35,6 +35,40 @@
#define MM_PTE_LEGACY_SHIFT 2
#define MM_PDI_LEGACY_SHIFT 22
/* PTE state flags */
#define MM_PTE_VALID 0x00000001
#define MM_PTE_ACCESSED 0x00000020
#define MM_PTE_DIRTY 0x00000040
/* PTE scope flags */
#define MM_PTE_LARGE_PAGE 0x00000080
#define MM_PTE_GLOBAL 0x00000100
/* PTE access flags */
#define MM_PTE_NOACCESS 0x00000000
#define MM_PTE_READONLY 0x00000000
#define MM_PTE_EXECUTE 0x00000000
#define MM_PTE_EXECUTE_READ 0x00000000
#define MM_PTE_READWRITE 0x00000002
#define MM_PTE_WRITECOPY 0x00000200
#define MM_PTE_EXECUTE_READWRITE 0x00000002
#define MM_PTE_EXECUTE_WRITECOPY 0x00000200
/* PTE protection flags */
#define MM_PTE_NOEXECUTE 0x00000000
#define MM_PTE_PROTECT 0x00000612
/* PTE cache flags */
#define MM_PTE_CACHE_ENABLE 0x00000000
#define MM_PTE_CACHE_DISABLE 0x00000010
#define MM_PTE_CACHE_WRITECOMBINED 0x00000010
#define MM_PTE_CACHE_WRITETHROUGH 0x00000008
/* PTE software flags */
#define MM_PTE_COPY_ON_WRITE 0x00000200
#define MM_PTE_PROTOTYPE 0x00000400
#define MM_PTE_TRANSITION 0x00000800
/* Minimum number of physical pages needed by the system */
#define MM_MINIMUM_PHYSICAL_PAGES 1100