https://www.asix.com.tw/FrootAttach/driver/AX99100_SP_PP_SPI_Linux_Driver_v1.6.0_Source.tar.bz2
01:00.0 Serial controller: Asix Electronics Corporation Device 9105 (prog-if 02 [16550])
Subsystem: Device a000:1000
Flags: fast devsel, IRQ 22
I/O ports at e020 [size=8]
Memory at a1303000 (32-bit, non-prefetchable) [size=4K]
Memory at a1302000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [50] MSI: Enable- Count=1/8 Maskable- 64bit+
Capabilities: [78] Power Management version 3
Capabilities: [80] Express Legacy Endpoint, MSI 00
Capabilities: [100] Virtual Channel
Capabilities: [800] Advanced Error Reporting
01:00.2 Parallel controller: Asix Electronics Corporation Device 9100 (prog-if 03 [IEEE1284])
Subsystem: Device a000:2000
Flags: fast devsel, IRQ 255
I/O ports at e010 [disabled] [size=8]
I/O ports at e000 [disabled] [size=8]
Memory at a1301000 (32-bit, non-prefetchable) [disabled] [size=4K]
Memory at a1300000 (32-bit, non-prefetchable) [disabled] [size=4K]
Capabilities: [50] MSI: Enable- Count=1/8 Maskable- 64bit+
Capabilities: [78] Power Management version 3
Capabilities: [80] Express Legacy Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
sudo insmod parport_pc.ko io=0xa000 io_hi=0x2000 irq=255
[ 7102.233091] parport 0xa000 (WARNING): CTR: wrote 0x0c, read 0xff
[ 7102.233102] parport 0xa000 (WARNING): DATA: wrote 0xaa, read 0xff
[ 7102.233102] parport 0xa000: You gave this address, but there is probably no parallel port there!
[ 7102.233146] parport0: PC-style at 0xa000, irq 255 [PCSPP,TRISTATE]
[ 7102.233150] parport0: irq 255 in use, resorting to polled operation
[ 7102.326088] lp0: using parport0 (polling).