Re: AHCI controller
PH1: Apparemtly the Sata port is connected to the usb controller
No, it isn't.
[ 1.561275] sw_ahci sw_ahci.0: controller can't do PMP, turning off CAP_PMP
[ 1.572528] sw_ahci sw_ahci.0: forcing PORTS_IMPL to 0x1
[ 1.585288] sw_ahci sw_ahci.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
[ 1.600184] sw_ahci sw_ahci.0: flags: ncq sntf pm led clo only pio slum part ccc
Incidentally, the controller on the A20 *can* do port multiplication with a hack but it then needs the PM connected all the time - it won't run with just a drive connected without removal of the hack.
Biting the hand that feeds IT
