Date: Fri, 06 Apr 2007 23:39:25 -0700 From: Steven Lumos <steven@lumos.us> To: freebsd-multimedia@freebsd.org Subject: Re: sound too quiet Message-ID: <868xd4zo0y.fsf@bitty.lumos.us> References: <f73818060704060040x48380101rab142f6c7ee4e329@mail.gmail.com> <20070406081537.GA2091@gmail.com>
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Anton Stamenov <mail4lists@gmail.com> writes:
> Try to raise ogain control in the mixer
>
> mixer ogain 100
ogain has no effect. 100 is the same as 0.
Steve
> On Fri, 06 Apr 2007, Steven Lumos wrote:
>> I have a Shuttle SN41G2 with nForce2. Volume control does effectively
>> change the volume, but the max volume is way too quiet. It's just
>> barely audible through speakers, and not quite loud enough through
>> earphones. In the archive, most problems seem to be too loud instead
>> of too quiet.... I'm hoping there's some hack I can install to make
>> it work for me even if it would make things too loud for others.
>>
>> Info follows. Thanks.
>>
>> Steve
>>
>> # uname -a
>> FreeBSD bitty.lumos.us 6.2-RELEASE FreeBSD 6.2-RELEASE #0: Fri Feb 2
>> 00:54:34 PST 2007 root@bitty.lumos.us:/usr/obj/usr/src/sys/BITTY
>> i386
>> # pciconf -lv | grep -B 4 audio
>> none6@pci0:5:0: class=0x040100 card=0xf5411297 chip=0x006b10de rev=0xa2
>> hdr=0x00
>> vendor = 'NVIDIA Corporation'
>> device = 'nForce MCP-T? Audio Processing Unit (Dolby Digital)'
>> class = multimedia
>> subclass = audio
>> pcm0@pci0:6:0: class=0x040100 card=0xf5411297 chip=0x006a10de rev=0xa1
>> hdr=0x00
>> vendor = 'NVIDIA Corporation'
>> device = 'nForce MCP-T Audio Codec Interface'
>> class = multimedia
>> subclass = audio
>> # dmesg | grep ^pcm
>> pcm0: <nVidia nForce2> port 0xd400-0xd4ff,0xd800-0xd87f mem
>> 0xe4081000-0xe4081fff irq 22 at device 6.0 on pci0
>> pcm0: <Avance Logic ALC650 AC97 Codec>
>> pcm0: detached
>> pcm0: <nVidia nForce2> port 0xd400-0xd4ff,0xd800-0xd87f mem
>> 0xe4081000-0xe4081fff irq 22 at device 6.0 on pci0
>> pcm0: <Avance Logic ALC650 AC97 Codec>
>> pcm0: detached
>> pcm0: <nVidia nForce2> port 0xd400-0xd4ff,0xd800-0xd87f mem
>> 0xe4081000-0xe4081fff irq 22 at device 6.0 on pci0
>> pcm0: <Avance Logic ALC650 AC97 Codec>
>> pcm0: detached
>> pcm0: <nVidia nForce2> port 0xd400-0xd4ff,0xd800-0xd87f mem
>> 0xe4081000-0xe4081fff irq 22 at device 6.0 on pci0
>> pcm0: <Avance Logic ALC650 AC97 Codec>
>> pcm0: detached
>> pcm0: <nVidia nForce2> port 0xd400-0xd4ff,0xd800-0xd87f mem
>> 0xe4081000-0xe4081fff irq 22 at device 6.0 on pci0
>> pcm0: [MPSAFE]
>> pcm0: <Avance Logic ALC650 AC97 Codec (id = 0x414c4720)>
>> pcm0: Codec features 20 bit DAC, 18 bit ADC, 5 bit master volume,
>> Realtek 3D Stereo Enhancement
>> pcm0: Primary codec extended features variable rate PCM, double rate
>> PCM, reserved 1, center DAC, surround DAC, LFE DAC, reserved 4
>> pcm0: ac97 codec dac ready count: 0
>> pcm0: sndbuf_setmap 756bd000, 4000; 0xea180000 -> 756bd000
>> pcm0: sndbuf_setmap 756b9000, 4000; 0xea184000 -> 756b9000
>> pcm0: measured ac97 link rate at 48001 Hz, will use 48000 Hz
>> # sysctl hw.snd.verbose=2; cat /dev/sndstat
>> hw.snd.verbose: 1 -> 2
>> FreeBSD Audio Driver (newpcm)
>> Installed devices:
>> pcm0: <nVidia nForce2> at io 0xd400, 0xd800 irq 22 bufsz 16384 kld
>> snd_ich (1p/1r/0v channels duplex default)
>> [pcm0:play:0:dsp0.0]: spd 0, fmt 0x00000000/0x00000008, flags
>> 0x00000000, 0x00000000
>> interrupts 0, underruns 0, ready 0 [b:16384/8192/2|bs:0/0/0]
>> {userland} -> feeder_root(0x00000000) -> {hardware}
>> [pcm0:record:0:dsp0.1]: spd 0, fmt 0x00000000/0x00000008,
>> flags 0x00000000, 0x00000000
>> interrupts 0, overruns 0, hfree 16384, sfree 0
>> [b:16384/8192/2|bs:0/0/0]
>> {hardware} -> feeder_root(0x00000000) -> {userland}
>> # sysctl hw.snd
>> hw.snd.report_soft_formats: 1
>> hw.snd.targetirqrate: 32
>> hw.snd.verbose: 2
>> hw.snd.maxautovchans: 0
>> hw.snd.unit: 0
>> hw.snd.pcm0.buffersize: 16384
>> hw.snd.pcm0.vchans: 0
>> hw.snd.pcm0.ac97rate: 48000
>> # /usr/sbin/mixer
>> Mixer vol is currently set to 75:75
>> Mixer pcm is currently set to 75:75
>> Mixer speaker is currently set to 75:75
>> Mixer line is currently set to 75:75
>> Mixer mic is currently set to 0:0
>> Mixer cd is currently set to 75:75
>> Mixer rec is currently set to 0:0
>> Mixer igain is currently set to 0:0
>> Mixer ogain is currently set to 50:50
>> Mixer line1 is currently set to 75:75
>> Mixer phin is currently set to 0:0
>> Mixer phout is currently set to 0:0
>> Mixer video is currently set to 75:75
>> Recording source: mic
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