101 lines
2.5 KiB
Bash
101 lines
2.5 KiB
Bash
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#!/bin/bash
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# set -x
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display_help() {
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echo "$0 [interrupt mode]"
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echo "interrupt mode: optional"
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echo "0: auto"
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echo "1: MSI"
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echo "2: Legacy"
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echo "3: MSIx"
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echo "4: do not use interrupt, poll mode only"
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exit;
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}
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if [ "$1" == "help" ]; then
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display_help
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fi;
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interrupt_selection=$1
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echo "interrupt_selection $interrupt_selection."
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device_id=903f
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# Make sure only root can run our script
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root" 1>&2
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exit 1
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fi
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# Remove the existing xdma kernel module
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lsmod | grep xdma
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if [ $? -eq 0 ]; then
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rmmod xdma
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if [ $? -ne 0 ]; then
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echo "rmmod xdma failed: $?"
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exit 1
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fi
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fi
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# Use the following command to Load the driver in the default
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# or interrupt drive mode. This will allow the driver to use
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# interrupts to signal when DMA transfers are completed.
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echo -n "Loading driver..."
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case $interrupt_selection in
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"0")
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echo "insmod xdma.ko interrupt_mode=1 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=0`
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;;
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"1")
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echo "insmod xdma.ko interrupt_mode=2 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=1`
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;;
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"2")
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echo "insmod xdma.ko interrupt_mode=3 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=2`
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;;
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"3")
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echo "insmod xdma.ko interrupt_mode=4 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=3`
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;;
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"4")
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echo "insmod xdma.ko poll_mode=1 ..."
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ret=`insmod ../xdma/xdma.ko poll_mode=1`
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;;
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*)
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intp=`sudo lspci -d :${device_id} -v | grep -o -E "MSI-X"`
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intp1=`sudo lspci -d :${device_id} -v | grep -o -E "MSI:"`
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if [[ ( -n $intp ) && ( $intp == "MSI-X" ) ]]; then
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echo "insmod xdma.ko interrupt_mode=0 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=0`
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elif [[ ( -n $intp1 ) && ( $intp1 == "MSI:" ) ]]; then
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echo "insmod xdma.ko interrupt_mode=1 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=1`
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else
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echo "insmod xdma.ko interrupt_mode=2 ..."
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ret=`insmod ../xdma/xdma.ko interrupt_mode=2`
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fi
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;;
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esac
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if [ ! $ret == 0 ]; then
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echo "Error: xdma driver did not load properly"
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echo " FAILED"
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exit 1
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fi
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# Check to see if the xdma devices were recognized
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echo ""
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cat /proc/devices | grep xdma > /dev/null
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returnVal=$?
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if [ $returnVal == 0 ]; then
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# Installed devices were recognized.
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echo "The Kernel module installed correctly and the xmda devices were recognized."
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else
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# No devices were installed.
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echo "Error: The Kernel module installed correctly, but no devices were recognized."
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echo " FAILED"
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exit 1
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fi
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echo "DONE"
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