Re: OSS Sound Blaster sb_card.c rewrite (PnP, module options, etc) - Failed

Shawn Starr (shawn.starr@datawire.net)
Tue, 11 Feb 2003 10:46:49 -0500


>Shawn, do you have "PNP Bios" enabled? If you turn it off does the
>resource conflict go away (this happened to me before and then stopped
>for reasons unknown to me).

Yes, It's enabled. I can disable it and see if it works or not. But I had
weird irq/resource errors with it off (?). Not enough resources / irqs when I
initially put the cards into the box (I don't know if this is because PnP
BIOS was off or not). But I'll find out tonight for you.

Shawn.

>Shawn, Adam,

>Yes. Failing here is certainly not the right thing to do. The
>soundblaster only needs 4 bytes at 0x388, which brings it from 0x388
>to 0x38b, not in conflict with the ttyS0 that starts at 0x3f8.

>Furthermore the soundblaster has other configurations at "priority
>acceptable" with and without the OPL (0x388-0x3f8, 4 bytes).

>Here are examples for the two cards I have in my system now:

># CTL0045, AWE64
>Hal9000:/dev/sysfs/bus/pnp/devices/01:01.00# cat possible
>Dependent: 01 - Priority preferred
> port 0x220-0x220, align 0x0, size 0x10, 16-bit address decoding
> port 0x330-0x330, align 0x0, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
> irq 5 High-Edge
> dma 1 8-bit byte-count compatible
> dma 5 16-bit word-count compatible
>Dependent: 02 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible
>Dependent: 03 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible
>Dependent: 04 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible
>Dependent: 05 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
>Dependent: 06 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
>Dependent: 07 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
>Dependent: 08 - Priority functional
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0xf, size 0x2, 16-bit address decoding
> port 0x388-0x394, align 0x3, size 0x4, 16-bit address decoding
> irq 5,7,2/9,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible

>Hal9000:/dev/sysfs/bus/pnp/devices/01:01.00# cat resources
>io 0x220-0x22f
>io 0x330-0x331
>io 0x388-0x38b
>irq 5
>dma 1
>dma 5

># CTL0031, AWE32
>Hal9000:/dev/sysfs/bus/pnp/devices/01:02.00# cat possible
>Dependent: 01 - Priority preferred
> port 0x220-0x220, align 0x0, size 0x10, 16-bit address decoding
> port 0x330-0x330, align 0x0, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
> irq 5 High-Edge
> dma 1 8-bit byte-count compatible
> dma 5 16-bit word-count compatible
>Dependent: 02 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
> irq 5,7,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible
>Dependent: 03 - Priority acceptable
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> irq 5,7,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible
>Dependent: 04 - Priority functional
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> irq 5,7,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
> dma 5,6,7 16-bit word-count compatible
>Dependent: 05 - Priority functional
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
> irq 5,7,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
>Dependent: 06 - Priority functional
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> port 0x300-0x330, align 0x2f, size 0x2, 16-bit address decoding
> irq 5,7,10 High-Edge
> dma 0,1,3 8-bit byte-count compatible
>Dependent: 07 - Priority functional
> port 0x220-0x280, align 0x1f, size 0x10, 16-bit address decoding
> irq 5,7,10,11 High-Edge
> dma 0,1,3 8-bit byte-count compatible

>Hal9000:/dev/sysfs/bus/pnp/devices/01:02.00# cat resources
>io 0x240-0x24f
>io 0x300-0x301
>io 0x38c-0x38f
>irq 10
>dma 3
>dma 6

>So you can see that the second card is configured correctly with OPL
>IO address at 0x38c-0x38f, because the first card took 0x388-0x38b.

>Adam, any insight as to what is causing Shawn's resource conflict or
>why PNP isn't dropping to some priority where the OPL is not enabled?

>Thanks,
>Paul

On Mon, Feb 10, 2003 at 12:36:56AM -0500 or thereabouts, Shawn Starr wrote:
> pnp: Calling quirk for 01:01.00
> pnp: SB audio device quirk - increasing port range
> pnp: Calling quirk for 01:01.02
> pnp: AWE32 quirk - adding two ports
> isapnp: Card 'Creative SB32 PnP'
> isapnp: Card 'U.S. Robotics Sportster 33600 FAX/Voice Int'
> isapnp: 2 Plug & Play cards detected total
>
> sb: Init: Starting Probe...
> pnp: the card driver 'OSS SndBlstr' has been registered
> pnp: pnp: match found with the PnP card '01:01' and the driver 'OSS
SndBlstr'
> pnp: Automatic configuration failed for device '01:01.00' due to resource
> conflicts
> sb: Init: Done
>
> 01:01.00 = Creative SB32 PnP
> id = CTL0031
>
> Conflicted by: 03f8-03ff : serial
> ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
>
> from 01:01.00/possible:
>
> Dependent: 01 - Priority preferred
> port 0x220-0x220, align 0x0, size 0x10, 16-bit address decoding
> port 0x330-0x330, align 0x0, size 0x2, 16-bit address decoding
> port 0x388-0x3f8, align 0x0, size 0x4, 16-bit address decoding
<----------
> irq 5 High-Edge
> dma 1 8-bit byte-count compatible
> dma 5 16-bit word-count compatible
>
> Adam is working on resource conflict fixes to PnP to let us see and possibly
> fix conflicts like this.
>
> Shawn.
>
> On Saturday 08 February 2003 2:53 am, Paul Laufer wrote:
> > Sorry, I sent a version of sb_card.c that was what I last minute
> > tested minus one change. The #include for sb_card.h should be under
> > the #include of pnp.h. Here is the patch. It should work after you
> > apply this.
> >
> > Thanks for testing.
> >
> > Paul
> >
>
-

-- 
Shawn Starr
UNIX Systems Administrator, Operations
Datawire Communication Networks Inc.
10 Carlson Court, Suite 300
Toronto, ON, M9W 6L2
T: 416-213-2001 ext 179  F: 416-213-2008
shawn.starr@datawire.net
"The power to Transact" - http://www.datawire.net

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