Date: Mon, 11 Apr 2011 23:50:39 +0800 From: "Zhang Weiwu, Beijing" <zhangweiwu@realss.com> To: freebsd-questions@freebsd.org Subject: 8.2-release no sound. error "driver bug: Unable to set devclass (devname: (null))" Message-ID: <4DA3234F.2000305@realss.com>
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Behavior: tobago# kldload snd_driver driver bug: Unable to set devclass (devname: (null)) ppc0: parallel port not found. driver bug: Unable to set devclass (devname: (null)) ppc0: parallel port not found. ppc0: parallel port not found. driver bug: Unable to set devclass (devname: (null)) ppc0: parallel port not found. driver bug: Unable to set devclass (devname: (null)) ppc0: parallel port not found. driver bug: Unable to set devclass (devname: (null)) ppc0: parallel port not found. tobago# It turns out the kldload command itself have no output. all output are from dmesg. What can I / should I do? Interesting section of 'pciconf -lv': none1@pci0:0:4:0: class=0x040100 card=0x103b13bd chip=0x545510b9 rev=0x03 hdr=0x00 vendor = 'Acer Labs Incorporated (ALi/ULi)' device = 'AC'97 Audio Controller (M1563M Southbridge)' class = multimedia subclass = audio uname: FreeBSD tobago 8.2-RELEASE FreeBSD 8.2-RELEASE #0: Fri Feb 18 02:24:46 UTC 2011 root@almeida.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 By the way I tried to compile a kernel without ppc driver, thinking it causing trouble. Result is: tobago# kldload snd_driver driver bug: Unable to set devclass (devname: (null)) driver bug: Unable to set devclass (devname: (null)) driver bug: Unable to set devclass (devname: (null)) driver bug: Unable to set devclass (devname: (null)) driver bug: Unable to set devclass (devname: (null)) tobago# -- 我的博客: http://zhangweiwu.ixiezi.com/ 网站进化论 --写给需要网站或后悔有了网站的人
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