CONFIG_SCSI_ESP_PIO (not configurable)

configname: CONFIG_SCSI_ESP_PIO

Linux Kernel Configuration
└─>Device Drivers
└─>SCSI device support
└─>SCSI_ESP_PIO
In linux kernel since version 3.10 (release Date: 2013-06-30)  
is depended by
CONFIG_SCSI_ZORRO_ESP