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Re: [Qemu-devel] Wierd hack to sound/pci/intel8x0.c
From: |
Gerd Hoffmann |
Subject: |
Re: [Qemu-devel] Wierd hack to sound/pci/intel8x0.c |
Date: |
Mon, 07 Nov 2011 11:35:49 +0100 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.23) Gecko/20110927 Red Hat/3.1.15-1.el6_1 Thunderbird/3.1.15 |
Hi,
> We discuss Intel ICH/AC'97 (snd-intel8x0) here, but I hope that PCI SSID
> is same.
Hmm, it's not, the ac97 emulation doesn't use the default qemu subsystem
id for some reason. Here is the entry:
address@hidden ~]# lspci -vns6
00:06.0 0401: 8086:2415 (rev 01)
Subsystem: 8086:0000
Physical Slot: 6
Flags: bus master, medium devsel, latency 0, IRQ 10
I/O ports at c000 [size=1K]
I/O ports at c400 [size=256]
Kernel driver in use: Intel ICH
Kernel modules: snd-intel8x0
I guess that should be fixed. 8086:0000 isn't valid anyway and I doubt
it serves any useful purpose other than avoiding a guest complaining
about the subsystem id being unset.
/me goes preparing a patch.
cheers,
Gerd