Sound driver weirdness

[M. Warner Losh]

In message: <20051104161811.4ca68aac.skywizard at MyBSD.org.my>
            Ariff Abdullah <skywizard at MyBSD.org.my> writes:
: On Fri, 04 Nov 2005 00:08:42 -0700 (MST)
: "M. Warner Losh" <imp at bsdimp.com> wrote:
: > I recently upgraded my only sony 505TS.
: >From .. to .. ?
: 
: > Sound stopped working. 
: > xmms gives an error that the operation isn't supported by my device.
: >  I
: > wonder what this means?  From looking at the open to /dev/dsp, it
: > appears that the channel reset isn't succeeding.  Any pointers on
: > tracking this down?
: > 
: > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on
: > isa0 unknown: <PNP0c02> can't assign resources (memory)
: > unknown: <PNP0303> can't assign resources (port)
: > sbc0: <ESS ES1879> at port 0x220-0x22f,0x388-0x38b,0x320-0x321 irq 5
: > drq 1,5 pnpid ESS1879 on isa0 sbc0: [GIANT-LOCKED]
: > pcm0: <ESS 18xx DSP> on sbc0
: > pcm0: [GIANT-LOCKED]
: > cbb1: Cannot allocate I/O
: > unknown: <PNP0700> can't assign resources (port)
: > unknown: <PNP0401> can't assign resources (port)
: > unknown: <PNP0501> can't assign resources (port)
: > unknown: <SMCf010> can't assign resources (irq)
: > unknown: <ROK0010> can't assign resources (port)
: > unknown: <PNP0f13> can't assign resources (irq)
: > Timecounter "TSC" frequency 298422284 Hz quality 800
: > 
: > is the relevant bit of dmesg, I think.
: > 
: what is the output of sysctl hw.snd ?

% cat /dev/sndstat 
FreeBSD Audio Driver (newpcm)
Installed devices:
pcm0: <ESS 1879 DSP> at io 0x220 irq 5 drq 1:5 bufsz 4096 kld snd_ess (1p/1r/0v channels default)
% sysctl hw.snd
hw.snd.report_soft_formats: 1
hw.snd.targetirqrate: 32
hw.snd.feeder_rate_buffersize: 8192
hw.snd.feeder_rate_scaling: 5
hw.snd.feeder_rate_ratemax: 1102500
hw.snd.feeder_rate_ratemin: 4000
hw.snd.verbose: 1
hw.snd.maxautovchans: 0
hw.snd.unit: 0
hw.snd.pcm0.buffersize: 4096
hw.snd.pcm0.vchans: 0
%