2.0

Table Of Contents
VMware Server User’s Guide
182 VMware, Inc.
5Ifthelpmoduleisloaded,runthiscommandastherootusertoremoveit:
rmmod lp
6Verifythatthelinereferringtothelpmoduleinthe/etc/modules.confor
/etc/conf.modulesfileisremovedorcommentedoutbyinsertingahash
character(#)atthebeginningoftheline.Thenameoftheconfigurationfile
dependsontheLinuxdistributionyouareusing.
Whenyourebootthe
hostafterremovingthisline,theconfigurationfilenolonger
startsthelpmodule.
7Toensurethatthepropermodulesfortheparallelportareloadedatboottime,add
thislinetothe/etc/modules.confor/etc/conf.modulesfile:
alias parport_lowlevel parport_pc
Linuxkernelsinthe2.4.xseriesalsouseaspecialarbitratorthatallowsaccesstothe
parallelporthardware.Iftheparallelportisinusebythehost,theguestcannotuseit.
Ifavirtualmachineisusingtheparallelport,thehostandanyusersaccessingthehost
arenotgivenaccesstothedevice.VMwareServerputsalockonthedevice,andthis
lockrestrictsaccesssothatonlythevirtualmachinecanusetheport.
Parallel Ports and Linux 2.6.x Kernels
MakesurethatPCStyleHardware(CONFIG_PARPORT_PC)isloadedasamodule
(settom).Ifyouareusinga2.6.xkernel,themodulesthatprovideparallelport
functionalityare modprobe <modulename>andmodprobe parport_pc.
To check the configuration
1 Determinewhetherthemodprobe <modulename>and modprobe parport_pc
modulesareinstalledandloadedonyoursystembyrunningthelsmod
command
astherootuser.Youcanalsolookatthe/proc/modulesfileforthesamelist.
In2.6.xkernels,loadingparport_pcdoesnotloadallmodules.
2Ifnoneofthelistedparallelportmodulesisloaded,usethiscommand:
modprobe parport_pc && modprobe ppdev
Thiscommandinsertsthemodulesneededforaparallelport.
Ifyoucontinuetohaveproblems,itispossiblethatthelpmoduleisloaded.Ifit
is,thevirtualmachinecannotusetheparallelportcorrectly.
3Ifthelpmoduleisloaded,runthiscommandastherootuserto
removeit:
rmmod lp