112 lines
2.5 KiB
C++
112 lines
2.5 KiB
C++
#include "interrupts/Install.h"
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#include "interrupts/IDT.h"
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#include "log/Log.h"
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extern "C"
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{
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void unused();
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void isr0();
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void isr1();
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void isr2();
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void isr3();
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void isr4();
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void isr5();
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void isr6();
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void isr7();
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void isr8();
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void isr10();
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void isr11();
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void isr12();
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void isr13();
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void isr14();
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void isr16();
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void isr17();
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void isr18();
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void isr19();
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void isr20();
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void isr21();
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void isr28();
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void isr29();
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void isr30();
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void isr31();
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void isr32();
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void isr33();
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void isr34();
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void isr35();
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void isr36();
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void isr37();
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void isr38();
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void isr39();
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void isr40();
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void isr41();
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void isr42();
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void isr43();
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void isr44();
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void isr45();
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void isr46();
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void isr47();
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void isr66();
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}
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#define INSTALL_TRAP(x) IDT::add_handler(x, (void*)&isr##x, IDT_TA_TrapGate)
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#define INSTALL_UNUSED(x) IDT::add_handler(x, (void*)&unused, IDT_TA_InterruptGate)
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#define INSTALL_ISR(x) IDT::add_handler(x, (void*)&isr##x, IDT_TA_InterruptGate)
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#define INSTALL_USER_ISR(x) IDT::add_handler(x, (void*)&isr##x, IDT_TA_InterruptGateUser)
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void Interrupts::install()
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{
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kdbgln("Installing handler stubs for exceptions (ISRs 0-31)");
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INSTALL_TRAP(0);
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INSTALL_TRAP(1);
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INSTALL_TRAP(2);
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INSTALL_TRAP(3);
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INSTALL_TRAP(4);
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INSTALL_TRAP(5);
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INSTALL_TRAP(6);
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INSTALL_TRAP(7);
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INSTALL_TRAP(8);
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INSTALL_UNUSED(9);
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INSTALL_TRAP(10);
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INSTALL_TRAP(11);
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INSTALL_TRAP(12);
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INSTALL_TRAP(13);
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INSTALL_TRAP(14);
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INSTALL_UNUSED(15);
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INSTALL_TRAP(16);
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INSTALL_TRAP(17);
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INSTALL_TRAP(18);
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INSTALL_TRAP(19);
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INSTALL_TRAP(20);
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INSTALL_TRAP(21);
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INSTALL_UNUSED(22);
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INSTALL_UNUSED(23);
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INSTALL_UNUSED(24);
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INSTALL_UNUSED(25);
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INSTALL_UNUSED(26);
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INSTALL_UNUSED(27);
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INSTALL_TRAP(28);
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INSTALL_TRAP(29);
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INSTALL_TRAP(30);
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INSTALL_UNUSED(31);
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kdbgln("Installing handler stubs for IRQs (ISRs 32-47)");
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INSTALL_ISR(32);
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INSTALL_ISR(33);
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INSTALL_ISR(34);
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INSTALL_ISR(35);
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INSTALL_ISR(36);
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INSTALL_ISR(37);
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INSTALL_ISR(38);
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INSTALL_ISR(39);
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INSTALL_ISR(40);
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INSTALL_ISR(41);
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INSTALL_ISR(42);
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INSTALL_ISR(43);
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INSTALL_ISR(44);
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INSTALL_ISR(45);
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INSTALL_ISR(46);
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INSTALL_ISR(47);
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kdbgln("Installing unused handler stubs for the rest of the IDT");
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for (short i = 48; i < 256; i++) { INSTALL_UNUSED(i); }
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kdbgln("Installing syscall handler stub");
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INSTALL_USER_ISR(66);
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} |