mirror of
https://github.com/Tom-on64/kern.git
synced 2026-11-03 18:22:22 +00:00
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
#include <bootloader.h>
|
|
#include <kernel.h>
|
|
#include <paging.h>
|
|
#include <serial.h>
|
|
#include <splash.h>
|
|
#include <system.h>
|
|
#include <gdt.h>
|
|
#include <isr.h>
|
|
#include <pmm.h>
|
|
|
|
__noreturn
|
|
void _start(void) {
|
|
int err = 0;
|
|
|
|
// Serial console for debugging
|
|
if ((err = serial_init(COM1)) < 0) panic("Failed to initialize Serial driver. (%d)", err);
|
|
|
|
// Load structures from bootloader
|
|
if ((err = boot_init()) < 0) panic("Failed to parse bootloader structures. (%d)", err);
|
|
|
|
// CPUID thingy :p
|
|
uint32_t eax = 0;
|
|
char s[12];
|
|
cpuid(&eax, (void*)&s[0], (void*)&s[8], (void*)&s[4]);
|
|
pr_info("[kernel] CPUID_GETVENDORID: %s\n", s);
|
|
|
|
// System init
|
|
if ((err = gdt_init()) < 0) panic("Failed to initalize GDT. (%d)", err);
|
|
if ((err = isr_init()) < 0) panic("Failed to initalize ISRs. (%d)", err);
|
|
|
|
// Memory management
|
|
if ((err = pmm_init()) < 0) panic("Failed to initalize Physical Memory Manager. (%d)", err);
|
|
if ((err = pag_init()) < 0) panic("Failed to initalize Paging. (%d)", err);
|
|
|
|
// The most important function in the world.
|
|
splash();
|
|
|
|
// Patiently wait for things to do :)
|
|
while (1);
|
|
};
|
|
|