public static void RemoveCursor()
{
AXP.Outb(0x3D4, 14);
AXP.Outb(0x3D5, 0x07);
AXP.Outb(0x3D4, 15);
AXP.Outb(0x3D5, 0xD0);
}
public static void Beep(uint frequency)
{
uint divisor = 1193180 / frequency;
AXP.Outb(0x43, 0xB6);
AXP.Outb(0x42, (byte)(divisor & 0xFF));
AXP.Outb(0x42, (byte)((divisor >> 8) & 0xFF));
}
private void Level_1()
{
// Remove Cursor
AXP.Outb(0x3D4, 14);
AXP.Outb(0x3D5, 0x07);
AXP.Outb(0x3D4, 15);
AXP.Outb(0x3D5, 0xD0);
//
}
public static void Reboot()
{
byte good = 0x02;
while ((good & 0x02) != 0)
{
good = AXP.Inb(0x64);
}
AXP.Outb(0x64, 0xFE); //Pulse reset pin
Cosmos.Core.Global.CPU.Halt();
}
public static void Mode0(uint frequency)
{
IDT.Remap();
IRQ.ClearMask(0);
IRQ.ClearMask(15);
uint divisor = 1193180 / frequency;
AXP.Outb(0x43, 0x30);
AXP.Outb(0x40, (byte)(divisor & 0xFF));
AXP.Outb(0x40, (byte)((divisor >> 8) & 0xFF));
}
public static void Remap()
{
AXP.Outb(0x20, 0x11);
AXP.Outb(0xA0, 0x11);
AXP.Outb(0x21, 0x20);
AXP.Outb(0xA1, 0x28);
AXP.Outb(0x21, 0x04);
AXP.Outb(0xA1, 0x02);
AXP.Outb(0x21, 0x01);
AXP.Outb(0xA1, 0x01);
AXP.Outb(0x21, 0x0);
AXP.Outb(0xA1, 0x0);
}
public static void ClearMask(byte IRQline)
{
ushort port;
if (IRQline < 8)
{
port = 0x20 + 1;
}
else
{
port = 0xA0 + 1;
IRQline -= 8;
}
var value = (byte)(AXP.Inb(port) & ~(1 << IRQline));
AXP.Outb(port, value);
}
// IRQ0
public static void HandleInterrupt_20(ref IRQContext aContext)
{
Global.PIC.EoiMaster();
AXP.Outb(0x20, 0x20);
PIT.called = true;
}
