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interrupt, smp: fix GDT code/data segment order, fix GDT size

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Edgaru089
2021-11-14 17:31:11 +08:00
parent db6959a932
commit 54f8aa54c1
6 changed files with 27 additions and 21 deletions
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10
interrupt/interrupt.h
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@ -8,16 +8,16 @@ extern "C" {
#endif
#define GDT_SIZE_BYTES 4
#define GDT_SIZE_BYTES 8
#define GDT_EXEC 0x00AF9A000000FFFFull // Base=0, Limit=max, Access=Present|Ring0|TypeUser|Exec|Readable, Flag=GranularityPage|Long
#define GDT_DATA 0x00EF92000000FFFFull // Base=0, Limit=max, Access=Present|Ring0|TypeUser|Writable, Flag=GranularityPage|Size
#define GDT_EXEC_RING3 0x00AFFA000000FFFFull // Base=0, Limit=max, Access=Present|Ring3|TypeUser|Exec|Readable, Flag=GranularityPage|Long
#define GDT_DATA_RING3 0x00EFF2000000FFFFull // Base=0, Limit=max, Access=Present|Ring3|TypeUser|Writable, Flag=GranularityPage|Size
#define GDT_EXEC_SELECTOR 0x08 // SelectorIndex=1, TableIndicator=GDT(0), Privilege=Ring0
#define GDT_DATA_SELECTOR 0x10 // SelectorIndex=2, TableIndicator=GDT(0), Privilege=Ring0
#define GDT_EXEC_RING3_SELECTOR 0x1B // SelectorIndex=3, TableIndicator=GDT(0), Privilege=Ring3
#define GDT_DATA_RING3_SELECTOR 0x23 // SelectorIndex=4, TableIndicator=GDT(0), Privilege=Ring3
#define GDT_DATA_SELECTOR 0x08 // SelectorIndex=1, TableIndicator=GDT(0), Privilege=Ring0
#define GDT_EXEC_SELECTOR 0x10 // SelectorIndex=2, TableIndicator=GDT(0), Privilege=Ring0
#define GDT_DATA_RING3_SELECTOR 0x1B // SelectorIndex=3, TableIndicator=GDT(0), Privilege=Ring3
#define GDT_EXEC_RING3_SELECTOR 0x23 // SelectorIndex=4, TableIndicator=GDT(0), Privilege=Ring3
#define IDT_PRESENT (1ull << 47)
#define IDT_RING0 0