void hal_arch_init(int step)
{
switch (step)
{
case HAL_ARCH_INIT_PHASE_EARLY:
x86_serial_init();
early_cpu_init();
hal_irq_early_init();
arch_init_irq();
arch_trap_init();
time_init();
printk("\n%s->%s->%d.",__FILE__,__FUNCTION__,__LINE__);
break;
case HAL_ARCH_INIT_PHASE_MIDDLE:
{
unsigned long fb;
int w, h, bpp;
extern void x86_bootloader_get_video_info(unsigned long *fb, int *w, int *h, int *bpp);
/* X86 has fb */
x86_bootloader_get_video_info(&fb, &w, &h, &bpp);
hal_fb_register_simple(fb, w, h, bpp, 1);
}
break;
case HAL_ARCH_INIT_PHASE_LATE:
/* start smp and run cpu_init on each cpu */
cpu_init();
//x86_prepare_smp();
break;
}
}
int arch_early_init()
{
int rc;
rc = x86_serial_init();
if (rc)
return rc;
rc = textmode_init();
if (rc)
return rc;
rc = gdt_init();
if (rc)
return rc;
rc = idt_init();
if (rc)
return rc;
rc = exceptions_init();
if (rc)
return rc;
rc = irq_init();
if (rc)
return rc;
rc = pit_init();
if (rc)
return rc;
return 0;
}
int i386_pc_console_init(void)
{
int ret;
ret = x86_vga_text_init();
ret &= x86_serial_init();
return ret;
}
