Tiberiu Chibici
913e65b856
==================================================== + Changed 'align 0x4' line above multiboot header in loader.asm to 'align 4' + Removed -e option for echo in build.sh + Modified build.sh for linux + Fixed triple fault when enabling paging + Fixed page faults at memory manager initialization + Fixed 'mem' console function + Added more info about page fault at crash screen + Added Panic() macro + Added verbose mode for memory manager [ BAD] BUILD 0.1.0.390 DATE 8/27/2011 AT 10:54 PM ==================================================== + Added stdlib routines, separated in different files + Rewritten physical memory manager + Added virtual mem manager + Added memory allocation/freeing + Added memory library + Added temporary allocation (at end of kernel), until paging is started - Removed functionality from debug console function 'mem' - Removed system.h, the one remaining function now in stdio.h
31 lines
864 B
C
31 lines
864 B
C
/******************************************************************
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* idt.h - INTERRUPT DESCRIPTOR TABLE *
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* Contains structures and function declarations for IDT *
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******************************************************************/
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#ifndef __IDT_H
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#define __IDT_H
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/* Defines an IDT entry */
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struct IdtEntry
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{
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unsigned short base_lo;
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unsigned short sel;
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unsigned char always0;
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unsigned char flags;
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unsigned short base_hi;
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} __attribute__((packed));
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struct IdtPointer
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{
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unsigned short limit;
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unsigned int base;
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} __attribute__((packed));
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/* This exists in 'start.asm', and is used to load our IDT */
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extern void IdtSetGate(unsigned char num, unsigned long base, unsigned short sel, unsigned char flags);
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extern struct IdtEntry* IdtGetGate(unsigned char num);
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extern void IdtInstall();
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#endif |