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Include idt_init

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This commit is contained in:
Pierre-Emmanuel Gob. 2026-09-18 12:03:06 +02:00
parent e95bdb55cd
commit d4b9c8763d
1 changed files with 5 additions and 2 deletions
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7
kernel/core/kmain.c
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@ -2,12 +2,13 @@
* *
* Called once from the stage-2 entry stub after the CPU is in 64-bit long * Called once from the stage-2 entry stub after the CPU is in 64-bit long
* mode with a valid stack, zeroed BSS and identity-mapped memory. Runs at * mode with a valid stack, zeroed BSS and identity-mapped memory. Runs at
* Ring 0 (CPL 0), interrupts disabled, no IDT yet: any fault triple-faults, * Ring 0 (CPL 0) interrupts disabled. Installs the exception IDT first
* so this function proves the whole boot chain simply by running. * so from then on a fault prints diagnostics instead of triple-faulting.
* It never returns; on return the caller halts the CPU. * It never returns; on return the caller halts the CPU.
*/ */
#include "console.h" #include "console.h"
#include "idt.h"
/* A value that only comes out right if the CPU truly executes 64-bit /* A value that only comes out right if the CPU truly executes 64-bit
* arithmetic: every nibble survives the shifts above 32 bits. */ * arithmetic: every nibble survives the shifts above 32 bits. */
@ -18,6 +19,8 @@ void kmain(void)
console_clear(); console_clear();
console_puts("Hello World from Nadir Kernel !\n"); console_puts("Hello World from Nadir Kernel !\n");
console_puts("Running C code in 64-bit long mode (Ring 0).\n"); console_puts("Running C code in 64-bit long mode (Ring 0).\n");
idt_init();
console_puts("IDT installed (vectors 0-31).\n");
console_puts("64-bit proof value: "); console_puts("64-bit proof value: ");
console_puthex64(PROOF_VALUE); console_puthex64(PROOF_VALUE);
console_puts("\nHalting.\n"); console_puts("\nHalting.\n");