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Date:      Wed, 03 Mar 1999 01:14:13 +0000
From:      Erik Umenofer <eriku@silcom.com>
To:        multimedia@freebsd.org
Subject:   DMA/IRC timeout on SB16
Message-ID:  <36DC8CE5.E75C9A81@silcom.com>

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Hi.
I have a Vibra16x
pnpinfo says...
Checking for Plug-n-Play devices...

Card assigned CSN #1
Vendor ID CTL00f0 (0xf0008c0e), Serial Number 0xffffffff
PnP Version 1.0, Vendor Version 16
Device Description: Creative ViBRA16X PnP

Logical Device ID: CTL0043 0x43008c0e #0
Device Description: Audio
TAG Start DF
Good Configuration
    IRQ: 5  - only one type (true/edge)
    DMA: channel(s) 1
        8-bit, not a bus master, count by byte, , Compatibility mode
    DMA: channel(s) 3
        8-bit, not a bus master, count by byte, , Compatibility mode
    I/O Range 0x220 .. 0x220, alignment 0x1, len 0x10
        [16-bit addr]
    I/O Range 0x330 .. 0x330, alignment 0x1, len 0x2
        [16-bit addr]
    I/O Range 0x388 .. 0x388, alignment 0x1, len 0x4Acceptable
Configuration
    IRQ: 5 7 9 10  - only one type (true/edge)
    DMA: channel(s) 0 1 3
        8-bit, not a bus master, count by byte, , Compatibility mode
    DMA: channel(s) 0 1 3
        8-bit, not a bus master, count by byte, , Compatibility mode
    I/O Range 0x220 .. 0x280, alignment 0x20, len 0x10
        [16-bit addr]
    I/O Range 0x300 .. 0x330, alignment 0x30, len 0x2
        [16-bit addr]
    I/O Range 0x388 .. 0x388, alignment 0x1, len 0x4
        [16-bit addr]
TAG Start DF

dmesg.....

sb0 at 0x220 irq 5 drq 1 on isa
snd0: <SoundBlaster 16 4.16>
sbxvi0 at drq 5 on isa
snd0: <SoundBlaster 16 4.16>
sbmidi0 at 0x330 on isa
snd0: <SoundBlaster MPU-401>
opl0 at 0x388 on isa
snd0: <Yamaha OPL3 FM>

Loosk good huh??

well....

Sound: DMA (output) timed out - IRQ/DRQ config error?

is all i get....

I've tried drq's 1, 3 but then it says on dmesg

sb0 at 0x220 irq 5 drq 1 on isa
snd0: <SoundBlaster 16 4.16>
SB16 Error: Invalid DMA channel 1/3
bxvi0 not found
sbmidi0 at 0x330 on isa
snd0: <SoundBlaster MPU-401>
opl0 at 0x388 on isa
snd0: <Yamaha OPL3 FM>


How do I tweak my dma's so that it doesnt' time out and the kernel likes
it

ive tried 1,3 and 1,5
WHat else can I do.
IRQ 5 is correct.


erik



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