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我升级以后,好多东西都出现错误!
linux-2.6.x的USB驱动模块的名字已经改变了, 所以由此引起的问题多多......, 对应于USB-2.0的host控制器的内核模块名字仍然是ehci-hcd, 对应USB-1.1的host控制器的内核模块名字已经从usb-ohci改为ochi-hcd, 对应于通用USB host控制器的内核模块名字已经从usb-uhci该为uhci-hcd.
然而不幸的是, 在安装module-init-tools程序包时生成的/etc/modprobe.conf配置文件却仍然使用usb-ohci这个名字. 例如:
alias usb-controller usb-ohci
alias usb-controller1 ehci-hcd
因此, 要把它改为:
alias usb-controller ohci-hcd
alias usb-controller1 ehci-hcd
如果不做这样的修改, 那么使用USB-1.1 host控制器的机器在启动内核的时候将着不到相应的驱动模块.
支持USB键盘的模块名字也从keybdev变为usbkbd, 支持USB鼠标的模块名字也从mousedev改为usbmouse. 因此, 我们必需修改启动脚本/etc/rc.sysinit文件. 同时为了兼容原有的2.4.x系统, 我们在脚本的一开始定义两个变量:
#
# ----- KERNEL 2.6.x support ------
# This is for compatibility between kernel-2.4.x and kernel-2.6.x
#
UNAME=`uname -r`
KERNELVER=${UNAME:0:3}
if [ "$KERNELVER" = "2.6" ]; then
#
# This is kernel-2.6.x
#
KSYMS=/proc/kallsyms
KEYBDEV_NAME=usbkbd
MOUSEDEV_NAME=usbmouse
else
#
# This is kernel-2.4.x
#
KSYMS=/proc/ksyms
KEYBDEV_NAME=keybdev
MOUSEDEV_NAME=mousedev
fi
然后, 把/etc/rc.sysinit脚本文件中出现keybdev和mousedev的地方都改为$KEYBDEV_NAME和$MOUSEDEV_NAME. 把脚本文件/etc/rc.sysinit中的needusbstorage部分从:
needusbstorage=
if [ $usb = "1" ]; then
needusbstorage=`LC_ALL=C grep -e "^I.*Cls=08" /proc/bus/usb/devices 2>/dev/null`
LC_ALL=C grep 'hid' /proc/bus/usb/drivers || action $"Initializing USB HID interface: " modprobe hid 2> /dev/null
action $"Initializing USB keyboard: " modprobe $KEYBDEV_NAME 2> /dev/null
action $"Initializing USB mouse: " modprobe $MOUSEDEV_NAME 2> /dev/null
fi
改为:
needusbstorage=
if [ $usb = "1" ]; then
if [ "$KERNELVER" = "2.6" ]; then
needusbstorage=`LC_ALL=C grep -e "^I.*Cls=08" /sys/bus/usb/devices 2>/dev/null`
LC_ALL=C grep 'hid' /sys/bus/usb/drivers || action $"Initializing USB HID interface: " modprobe usbhid 2> /dev/null
else
needusbstorage=`LC_ALL=C grep -e "^I.*Cls=08" /proc/bus/usb/devices 2>/dev/null`
LC_ALL=C grep 'hid' /proc/bus/usb/drivers || action $"Initializing USB HID interface: " modprobe hid 2> /dev/null
fi
action $"Initializing USB keyboard: " modprobe $KEYBDEV_NAME 2> /dev/null
action $"Initializing USB mouse: " modprobe $MOUSEDEV_NAME 2> /dev/null
fi
希望能对你有帮助 |
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