SCG0CSR_CLK_SPOOF: Python.PythonPeripheral @ sysbus 0x4008F010
    size: 0x4
    initable: true
    script: '''
if request.IsInit: tick = False
if request.IsRead: request.Value = 0x3000000 if tick else 0x2000000; tick = not tick
'''

sysbus:
    init add:
        Tag <0x40090040 0x4> "SRAMCTL_ACK" 0x80000000
        Tag <0x4008F300 0x4> "FIRCCSR_VALID" 0x81000000
        Tag <0x4008F200 0x4> "SIRCCSR_VALID" 0x1000000
        Tag <0x4008F600 0x4> "SPLLCSR_VALID" 0x1000000
