eersoy93/exectos
1
0
Fork 0
forked from xt-sys/exectos
Code Pull Requests Activity

Add definitions for 5-level paging and refactor constants

Browse Source
This commit is contained in:
Aiken Harris
2025-08-16 00:22:21 +02:00
parent e57985da8d
commit 3ca6d04f6b
3 changed files with 15 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
sdk/xtdk/amd64/mmtypes.h
View File

@@ -18,11 +18,18 @@
#define MM_PAGE_SHIFT 12L
#define MM_PAGE_SIZE 4096
/* Page directory and page base addresses */
#define MM_PTE_BASE 0xFFFFF68000000000UI64
#define MM_PDE_BASE 0xFFFFF6FB40000000UI64
#define MM_PPE_BASE 0xFFFFF6FB7DA00000UI64
#define MM_PXE_BASE 0xFFFFF6FB7DBED000UI64
/* Page directory and page base addresses for 4-level paging */
#define MM_PTE_BASE 0xFFFFF68000000000ULL
#define MM_PDE_BASE 0xFFFFF6FB40000000ULL
#define MM_PPE_BASE 0xFFFFF6FB7DA00000ULL
#define MM_PXE_BASE 0xFFFFF6FB7DBED000ULL
/* Page directory and page base addresses for 5-level paging */
#define MM_PTE_LA57_BASE 0xFFFFF68000000000ULL
#define MM_PDE_LA57_BASE 0xFFFFF78000000000ULL
#define MM_PPE_LA57_BASE 0xFFFFF78800000000ULL
#define MM_PXE_LA57_BASE 0xFFFFF78840000000ULL
#define MM_P5E_LA57_BASE 0xFFFFF78840200000ULL
/* PTE shift values */
#define MM_PTE_SHIFT 3
@@ -54,7 +61,7 @@
#define MM_HARDWARE_VA_START 0xFFFFFFFFFFC00000ULL
/* Maximum physical address used by HAL allocations */
#define MM_MAXIMUM_PHYSICAL_ADDRESS 0x00000000FFFFFFFF
#define MM_MAXIMUM_PHYSICAL_ADDRESS 0x00000000FFFFFFFFULL
/* Page size enumeration list */
typedef enum _PAGE_SIZE