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Merge into main the new state of the operating system/kernel #1

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Nigel wants to merge 120 commits from dev into main
pull from: dev
merge into: Nigel:main
Conversation 0 Commits 120 Files Changed 146 +3139 -347
64 changed files with 3139 additions and 347 deletions
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src/kernel/idt/idt.cpp
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@ -15,24 +15,181 @@ void set_id_entry (uint8_t num , uint32_t base, uint16_t sel, uint8_t flags){
};
void irs_handler (registers regs) {
kterm_writestring("received interrupt!\n");
printf("(IRS) Interrupt number: %d \n", regs.int_no);
if( regs.int_no == 13){
printf(" Error code: %d \n", regs.err_code);
}
//printf("(IRS) Interrupt number: %d \r", regs.int_no);
switch (regs.int_no)
{
case 0:
// Divide Error #DE
printf("#DE\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 1:
// Debug Exception #DB
printf("#DB\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 2:
// NMI Interrupt
printf("#NMI\n");
break;
case 3:
// Breakpoint Exception #BP
printf("#BP\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 4:
// Overflow Exception #OF
printf("#OF\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 5:
// BOUND Range Exceeded Exception #BR
printf("#BR\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 6:
// Invalid OpCode Exception #UD
printf("#UD\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 7:
// Device Not Available Exception #NM
printf("#NM\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 8:
// Double Fault Exception #DF
printf("#DF\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 9:
// Coprocessor Segment Overrun
printf("Coprocessor Segment overrun!\n");
break;
case 10:
// Invalid TSS Exception #TS
printf("#TS\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 11:
// Segment Not Present #NP
printf("#NP\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 12:
// Stack Fault Exception #SS
printf("#SS\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 13:
// General Protection Exception #GP
printf("#GP\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 14:
// Page Fault Exception #PF
printf("#PF\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 16:
// x87 FPU Floating-point Error #MF
printf("#MF\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 17:
// Alignment Check Exception #AC
printf("#AC\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 18:
// Machine-Check Exception #MC
printf("#MC\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 19:
// SIMD Floating-point Exception #XM
printf("#XM\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 20:
// Virtualization Exception #VE
printf("#VE\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
case 21:
// Control Protection Exception #CP
printf("#CP\n");
printf("EIP: 0x%x\n", regs.eip);
printf("EAX: 0x%x\n", regs.eax);
printf("EBP: 0x%x\n", regs.ebp);
break;
default:
// PANIC!!!
break;
}
}
void irq_handler (registers regs) {