let kUARTBaseAddress: UInt = 0x09000000 // TODO: Make it dynamic by parsion DTB

@_cdecl("putchar")
@discardableResult
public func _serialPutchar(_ char: Int32) -> Int32 {
    let uartFR: UInt = kUARTBaseAddress + 0x18// TXFF -- TRansmit FIFO Full for PL011 is 5 bit of FR reg (0x18)

    while (mmio_read32(uartFR) & (1 << 5)) != 0 {
        // i love pizza btw
    }
    
    mmio_write32(UInt(kUARTBaseAddress), UInt32(char))
    return char
}

public func kprint(_ message: StaticString) {
    for i in 0..<message.utf8CodeUnitCount {
        _serialPutchar(Int32(message.utf8Start[i]))
    }
}