cos2000v2/system/system.c

109 lines
2.4 KiB
C
Executable File

/*******************************************************************************/
/* COS2000 - Compatible Operating System - LGPL v3 - Hordé Nicolas */
/* */
#include "vga.h"
#include "vesa.h"
#include "video.h"
#include "interrupts.h"
#include "timer.h"
#include "keyboard.h"
#include "mouse.h"
#include "asm.h"
#include "cpu.h"
#include "string.h"
#include "2d.h"
#include "ansi.c"
#include "gdt.h"
#include "shell.h"
#include "syscall.h"
#include "multiboot2.h"
static u8 warnmsg[] =
"\033[99C\033[8D\033[37m\033[1m[ \033[36mNON\033[37m ]\033[0m";
static u8 okmsg[] =
"\033[99C\033[8D\033[37m\033[1m[ \033[32mOK\033[37m ]\033[0m";
static u8 errormsg[] =
"\033[99C\033[8D\033[37m\033[1m[\033[31mERREUR\033[37m]\033[0m";
static u8 key = 0;
void ok()
{
print(okmsg);
return;
}
void warning()
{
print(warnmsg);
return;
}
void error()
{
print(errormsg);
return;
}
int main(u32 magic, u32 addr)
{
cli();
if (magic == MULTIBOOT2_BOOTLOADER_MAGIC) initmultiboot(addr);
initdriver();
registerdriver(&vgafonctions);
registerdriver(&vesafonctions);
apply_bestdriver();
changemode(0x0);
/* Efface l'ecran */
print("\033[2J\r\n\000");
if (getwidth()==80) print(ansilogo);
print("\033[37m\033[0m -Chargement noyaux");
ok();
print("\033[37m\033[0m -Initilisation de la memoire (GDT)");
initgdt(&&next);
next:
ok();
print("\033[37m\033[0m -Initilisation des taches (TSR)");
inittr();
ok();
print("\033[37m\033[0m -Initilisation de la pagination (PAGING)");
//initpaging();
ok();
print("\033[37m\033[0m -Initilisation des interruptions (IDT/PIC)");
initidt();
initpic();
initretry(&&retry);
sti();
ok();
print(" -Installation du handler timer (IRQ 0)");
setidt((u32) timer, SEL_KERNEL_CODE, ENTRY_PRESENT | ENTRY_RING0 | INTGATE, 32);
enableirq(0);
ok();
print(" -Installation du handler clavier (IRQ 1)");
setidt((u32) keyboard, SEL_KERNEL_CODE, ENTRY_PRESENT | ENTRY_RING0 | INTGATE, 33);
enableirq(1);
ok();
print(" -Installation du handler souris (IRQ12+Cascade IRQ2)");
setidt((u32) mouse, SEL_KERNEL_CODE, ENTRY_PRESENT | ENTRY_RING0 | INTGATE, 100);
enableirq(2);
enableirq(12);
if (initmouse() != 1)
warning();
else
ok();
printf(" -Installation des appels systemes utilisateur");
initsyscall();
ok();
retry:
shell();
}