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Kontron COMe-cSP2 User Manual

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COMe-cSP2

/ BIOS Operation



81

Devices Conficuration - On-Module SDIO Configuration

Feature

Option

Description

Enable SDIO Host Controller

Disable
HC0
HC0+1

Disable/Enable SDIO host controllers. Numbers refer to the
three possible HC‘s (named 0, 1 and 2)

SDIO Controller

GPIO
SDIO

SDIO Slot 1 lines may be routed as secondary SDIO channel
or as generic I/O. If using GPIO control with this module it is
necessary to set this switch to GPIO

Data Access Mode

Auto
DMA
PIO

Auto Option: Access SD device in DMA mode if controller
supports it, otherwise in PIO mode. DMA Option: Access SD
device in DMA mode. PIO Option: Access SD devie in PIO
mode.