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x86_64: add kernel and user virtual memory boundary definitions

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max 🍓
2026-02-08 11:27:37 +00:00
parent a56d69e260
commit c04b33647c
1 changed files with 11 additions and 5 deletions
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16
arch/x86_64/include/mango/machine/vm.h
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@@ -11,14 +11,20 @@
#define VM_PAGEMAP_BASE 0xFFFF888000000000 #define VM_PAGEMAP_BASE 0xFFFF888000000000
#define VM_PAGEMAP_LIMIT 0xFFFFC87FFFFFFFFF #define VM_PAGEMAP_LIMIT 0xFFFFC87FFFFFFFFF
#define VM_PAGE_SIZE 0x1000 #define VM_PAGE_SIZE 0x1000
#define VM_PAGE_MASK (VM_PAGE_SIZE-1) #define VM_PAGE_MASK (VM_PAGE_SIZE - 1)
#define VM_PAGE_SHIFT 12 #define VM_PAGE_SHIFT 12
#define VM_PAGE_MIN_ORDER VM_PAGE_4K #define VM_PAGE_MIN_ORDER VM_PAGE_4K
#define VM_PAGE_MAX_ORDER VM_PAGE_8M #define VM_PAGE_MAX_ORDER VM_PAGE_8M
#define VM_ZONE_MIN VM_ZONE_DMA #define VM_ZONE_MIN VM_ZONE_DMA
#define VM_ZONE_MAX VM_ZONE_NORMAL #define VM_ZONE_MAX VM_ZONE_NORMAL
#define VM_USER_BASE 0x0000000000100000
#define VM_USER_LIMIT 0x00007fffffffffff
#define VM_KERNEL_BASE 0XFFFF800000000000
#define VM_KERNEL_LIMIT 0XFFFFFFFFFFFFFFFF
#endif #endif