perikiyoxd/exectos
1
0
Fork 0
forked from xt-sys/exectos
Code Pull Requests Activity

Correct LA57 paging base addresses, add self-map constants and extend PTE structures

Browse Source
This commit is contained in:
Aiken Harris
2025-11-29 23:11:54 +01:00
parent 20b0bfdfad
commit 0097cb88d7
2 changed files with 24 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
sdk/xtdk/amd64/mmtypes.h
View File

@@ -25,11 +25,15 @@
#define MM_PXE_BASE 0xFFFFF6FB7DBED000ULL #define MM_PXE_BASE 0xFFFFF6FB7DBED000ULL
/* Page directory and page base addresses for 5-level paging */ /* Page directory and page base addresses for 5-level paging */
#define MM_PTE_LA57_BASE 0xFFFF000000000000ULL #define MM_PTE_LA57_BASE 0xFFED000000000000ULL
#define MM_PDE_LA57_BASE 0xFFFF010000000000ULL #define MM_PDE_LA57_BASE 0xFFEDF68000000000ULL
#define MM_PPE_LA57_BASE 0xFFFF010800000000ULL #define MM_PPE_LA57_BASE 0xFFEDF6FB40000000ULL
#define MM_PXE_LA57_BASE 0xFFFF010840000000ULL #define MM_PXE_LA57_BASE 0xFFEDF6FB7DA00000ULL
#define MM_P5E_LA57_BASE 0xFFFF010840200000ULL #define MM_P5E_LA57_BASE 0xFFEDF6FB7DBED000ULL
/* Self map address */
#define MM_PML4_SELF_MAP_ADDRESS 0xFFFFF6FB7DBEDF68ULL
#define MM_PML5_SELF_MAP_ADDRESS 0xFFEDF6FB7DBEDF68ULL
/* PTE shift values */ /* PTE shift values */
#define MM_PTE_SHIFT 3 #define MM_PTE_SHIFT 3
@@ -79,6 +83,12 @@
#define MM_PTE_PROTOTYPE 0x0000000000000400ULL #define MM_PTE_PROTOTYPE 0x0000000000000400ULL
#define MM_PTE_TRANSITION 0x0000000000000800ULL #define MM_PTE_TRANSITION 0x0000000000000800ULL
/* PTE protection bits */
#define MM_PTE_PROTECTION_BITS 5
/* Base address of the system page table */
#define MM_SYSTEM_PTE_BASE KSEG0_BASE
/* Minimum number of physical pages needed by the system */ /* Minimum number of physical pages needed by the system */
#define MM_MINIMUM_PHYSICAL_PAGES 2048 #define MM_MINIMUM_PHYSICAL_PAGES 2048
@@ -287,6 +297,7 @@ typedef struct _MMPFN
USHORT ReferenceCount; USHORT ReferenceCount;
} e2; } e2;
} u3; } u3;
ULONG UsedPageTableEntries;
union union
{ {
MMPTE OriginalPte; MMPTE OriginalPte;
@@ -297,12 +308,11 @@ typedef struct _MMPFN
ULONG_PTR EntireFrame; ULONG_PTR EntireFrame;
struct struct
{ {
ULONG_PTR PteFrame:58; ULONG_PTR PteFrame:57;
ULONG_PTR InPageError:1; ULONG_PTR InPageError:1;
ULONG_PTR VerifierAllocation:1; ULONG_PTR VerifierAllocation:1;
ULONG_PTR AweAllocation:1; ULONG_PTR AweAllocation:1;
ULONG_PTR LockCharged:1; ULONG_PTR Priority:3;
ULONG_PTR KernelStack:1;
ULONG_PTR MustBeCached:1; ULONG_PTR MustBeCached:1;
}; };
} u4; } u4;

6
sdk/xtdk/i686/mmtypes.h
View File

@@ -69,6 +69,12 @@
#define MM_PTE_PROTOTYPE 0x00000400 #define MM_PTE_PROTOTYPE 0x00000400
#define MM_PTE_TRANSITION 0x00000800 #define MM_PTE_TRANSITION 0x00000800
/* PTE protection bits */
#define MM_PTE_PROTECTION_BITS 5
/* Base address of the system page table */
#define MM_SYSTEM_PTE_BASE NULLPTR
/* Minimum number of physical pages needed by the system */ /* Minimum number of physical pages needed by the system */
#define MM_MINIMUM_PHYSICAL_PAGES 1100 #define MM_MINIMUM_PHYSICAL_PAGES 1100