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SubjectRe: ACPI PnP on Intel MU440EX
Bjorn Helgaas wrote:
> Thanks very much for the report. This sounds like it could be a
> PNPACPI issue, which I am very interested in fixing.
>
> Can you please turn on CONFIG_PNP_DEBUG in your .config and collect
> the complete dmesg log with and without "pnpacpi=off"?
>
> I do have an "lspnp" that works with PNPACPI here:
> http://kernel.org/pub/linux/kernel/people/helgaas/pnputils-0.1.tar.bz2
> but it's not widely used. The debug information from the config
> option above is usually more useful.
>
> Bjorn

I'm sorry it took me so long, here's the output of lspnp -vvv from both
PNPBIOS and ACPI PnP (same kernel, the only difference is pnpacpi=off
boot argument). I can't find any mention of my parallel port in ACPI PnP
output but it's the last listed device (00:15 PNP0400) in PNPBIOS output.

Regards,
Martin Doucha
00:00 PNP0a03 (unknown)
state = active
allocated resources:
io 0xcf8-0xcff

00:01 PNP0303 (unknown)
state = active
allocated resources:
io 0x60-0x60
io 0x64-0x64
irq 1

00:02 PNP0f13 (unknown)
state = active
allocated resources:
irq 12

00:03 PNP0201 (unknown)
state = active
allocated resources:
io 0x0-0xf
io 0x80-0x91
io 0x94-0x9f
io 0xc0-0xdf
io 0x40b-0x40b
io 0x410-0x43f
io 0x481-0x483
io 0x487-0x487
io 0x489-0x489
io 0x4d6-0x4d6
dma 4

00:04 PNP0b00 (unknown)
state = active
allocated resources:
io 0x70-0x71
irq 8

00:05 PNP0c04 (unknown)
state = active
allocated resources:
io 0xf0-0xff
irq 13

00:06 PNP0800 (unknown)
state = active
allocated resources:
io 0x61-0x61

00:07 PNP0c02 (unknown)
state = active
allocated resources:
io 0x7000-0x700f
io 0x8000-0x803f

00:08 PNP0700 (unknown)
state = active
allocated resources:
io 0x3f0-0x3f5
io 0x3f7-0x3f7
irq 6
dma 2
possible resources:
Dependent: 01 - Priority preferred
port 0x3f0-0x3f0, align 0x0, size 0x6, 16-bit address decoding
port 0x3f7-0x3f7, align 0x0, size 0x1, 16-bit address decoding
irq 6 High-Edge
dma 2 8-bit compatible

00:09 PNP0501 (unknown)
state = active
allocated resources:
io 0x3f8-0x3ff
irq 4
possible resources:
Dependent: 01 - Priority preferred
port 0x3f8-0x3f8, align 0x0, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 02 - Priority preferred
port 0x3e8-0x3e8, align 0x0, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 03 - Priority preferred
port 0x2f8-0x2f8, align 0x0, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 04 - Priority preferred
port 0x2e8-0x2e8, align 0x0, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 05 - Priority functional
port 0x100-0x3f8, align 0x7, size 0x8, 16-bit address decoding
irq 1,3,4,5,6,7,8,10,11,12,13,14,15 High-Edge

00:0a PNP8294 (unknown)
state = disabled
possible resources:
Dependent: 01 - Priority preferred
port 0x2f8-0x2f8, align 0x0, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 02 - Priority preferred
port 0x2e8-0x2e8, align 0x0, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 03 - Priority preferred
port 0x3f8-0x3f8, align 0x0, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 04 - Priority preferred
port 0x3e8-0x3e8, align 0x0, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 05 - Priority functional
port 0x100-0x3f8, align 0x7, size 0x8, 16-bit address decoding
irq 1,3,4,5,6,7,8,10,11,12,13,14,15 High-Edge

00:00 PNP0c02 (unknown)
state = active
allocated resources:
io 0x370-0x371
io 0xea-0xeb
mem 0xfffc0000-0xffffffff

00:01 PNP0c01 (unknown)
state = active
allocated resources:
mem 0x0-0x9ffff
mem 0xe4000-0xfffff
mem 0x100000-0x5ffffff
mem 0xfff80000-0xfffbffff

00:02 PNP0200 (unknown)
state = active
allocated resources:
io 0x0-0xf
io 0x81-0x8f
io 0xc0-0xdf
dma 4

00:03 PNP0000 (unknown)
state = active
allocated resources:
io 0x20-0x21
io 0xa0-0xa1
irq 2

00:04 PNP0100 (unknown)
state = active
allocated resources:
io 0x40-0x43
irq 0

00:05 PNP0b00 (unknown)
state = active
allocated resources:
io 0x70-0x71
irq 8

00:06 PNP0303 (unknown)
state = active
allocated resources:
io 0x60-0x60
io 0x64-0x64
irq 1

00:07 PNP0c04 (unknown)
state = active
allocated resources:
io 0xf0-0xff
irq 13

00:08 PNP0800 (unknown)
state = active
allocated resources:
io 0x61-0x61

00:09 PNP0a03 (unknown)
state = active
allocated resources:
io 0xcf8-0xcff

00:0a PNP0c02 (unknown)
state = active
allocated resources:
io 0x4d0-0x4d1
io 0x8000-0x803f
io 0x7000-0x700f

00:0b PNP0c02 (unknown)
state = active
allocated resources:
mem 0xe0000-0xe3fff

00:0c PNP0c02 (unknown)
state = disabled

00:0d PNP0f13 (unknown)
state = active
allocated resources:
irq 12
possible resources:
irq 12 High-Edge

00:0e PNP0501 (unknown)
state = active
allocated resources:
io 0x3f8-0x3ff
irq 4
possible resources:
Dependent: 01 - Priority acceptable
port 0x3f8-0x3f8, align 0x7, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 02 - Priority acceptable
port 0x2f8-0x2f8, align 0x7, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 03 - Priority acceptable
port 0x3e8-0x3e8, align 0x7, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 04 - Priority acceptable
port 0x2e8-0x2e8, align 0x7, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 05 - Priority acceptable
port 0x3f8-0x3f8, align 0x7, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 06 - Priority acceptable
port 0x2f8-0x2f8, align 0x7, size 0x8, 16-bit address decoding
irq 4 High-Edge
Dependent: 07 - Priority acceptable
port 0x3e8-0x3e8, align 0x7, size 0x8, 16-bit address decoding
irq 3 High-Edge
Dependent: 08 - Priority acceptable
port 0x2e8-0x2e8, align 0x7, size 0x8, 16-bit address decoding
irq 4 High-Edge

00:11 PNP0700 (unknown)
state = active
allocated resources:
io 0x3f0-0x3f5
io 0x3f7-0x3f7
irq 6
dma 2
possible resources:
Dependent: 01 - Priority acceptable
port 0x3f0-0x3f0, align 0x7, size 0x6, 16-bit address decoding
port 0x3f7-0x3f7, align 0x0, size 0x1, 16-bit address decoding
irq 6 High-Edge
dma 2 8-bit compatible
Dependent: 02 - Priority acceptable
port 0x370-0x370, align 0x7, size 0x6, 16-bit address decoding
port 0x377-0x377, align 0x0, size 0x1, 16-bit address decoding
irq 6 High-Edge
dma 2 8-bit compatible

00:15 PNP0400 (unknown)
state = active
allocated resources:
io 0x378-0x37f
irq 7
possible resources:
Dependent: 01 - Priority acceptable
port 0x378-0x378, align 0x7, size 0x8, 16-bit address decoding
irq 7 High-Edge
Dependent: 02 - Priority acceptable
port 0x278-0x278, align 0x7, size 0x8, 16-bit address decoding
irq 5 High-Edge
Dependent: 03 - Priority acceptable
port 0x228-0x228, align 0x7, size 0x8, 16-bit address decoding
irq 7 High-Edge
Dependent: 04 - Priority acceptable
port 0x378-0x378, align 0x7, size 0x8, 16-bit address decoding
irq 5 High-Edge
Dependent: 05 - Priority acceptable
port 0x278-0x278, align 0x7, size 0x8, 16-bit address decoding
irq 7 High-Edge
Dependent: 06 - Priority acceptable
port 0x228-0x228, align 0x7, size 0x8, 16-bit address decoding
irq 5 High-Edge

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