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33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_ia32_PM_H_ |
35 | #ifndef KERN_ia32_PM_H_ |
36 | #define KERN_ia32_PM_H_ |
36 | #define KERN_ia32_PM_H_ |
37 | 37 | ||
38 | #define IDT_ITEMS 64 |
38 | #define IDT_ITEMS 64 |
39 | #define GDT_ITEMS 7 |
39 | #define GDT_ITEMS 7 |
40 | 40 | ||
41 | #define VESA_INIT_SEGMENT 0x8000 |
41 | #define VESA_INIT_SEGMENT 0x8000 |
42 | 42 | ||
43 | #define NULL_DES 0 |
43 | #define NULL_DES 0 |
44 | #define KTEXT_DES 1 |
44 | #define KTEXT_DES 1 |
Line 61... | Line 61... | ||
61 | #define selector(des) ((des) << 3) |
61 | #define selector(des) ((des) << 3) |
62 | 62 | ||
63 | #define PL_KERNEL 0 |
63 | #define PL_KERNEL 0 |
64 | #define PL_USER 3 |
64 | #define PL_USER 3 |
65 | 65 | ||
66 | #define AR_PRESENT (1<<7) |
66 | #define AR_PRESENT (1 << 7) |
67 | #define AR_DATA (2<<3) |
67 | #define AR_DATA (2 << 3) |
68 | #define AR_CODE (3<<3) |
68 | #define AR_CODE (3 << 3) |
69 | #define AR_WRITABLE (1<<1) |
69 | #define AR_WRITABLE (1 << 1) |
70 | #define AR_INTERRUPT (0xe) |
70 | #define AR_INTERRUPT (0xe) |
71 | #define AR_TSS (0x9) |
71 | #define AR_TSS (0x9) |
72 | 72 | ||
73 | #define DPL_KERNEL (PL_KERNEL<<5) |
73 | #define DPL_KERNEL (PL_KERNEL << 5) |
74 | #define DPL_USER (PL_USER<<5) |
74 | #define DPL_USER (PL_USER << 5) |
75 | 75 | ||
76 | #define TSS_BASIC_SIZE 104 |
76 | #define TSS_BASIC_SIZE 104 |
77 | #define TSS_IOMAP_SIZE (16*1024+1) /* 16K for bitmap + 1 terminating byte for convenience */ |
77 | #define TSS_IOMAP_SIZE (16 * 1024 + 1) /* 16K for bitmap + 1 terminating byte for convenience */ |
78 | 78 | ||
79 | #define IO_PORTS (64*1024) |
79 | #define IO_PORTS (64 * 1024) |
80 | 80 | ||
81 | #ifndef __ASM__ |
81 | #ifndef __ASM__ |
82 | 82 | ||
83 | #include <arch/types.h> |
83 | #include <arch/types.h> |
84 | #include <arch/context.h> |
84 | #include <arch/context.h> |