Messages in this thread | | | Date | Mon, 24 Mar 2003 06:54:40 +0000 | From | John M Collins <> | Subject | Re: Query about SIS963 Bridges |
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Alan Cox wrote:
>On Sun, 2003-03-23 at 23:31, John M Collins wrote: > > >>I've just got a new machine (2.5 GHz pentium lots of RAM and disk space) >>which has one of these SIS963 Southbridge creatures and I get the >>message on booting a 2.4.19ish sort of kernel. >> >> > >The SiS963 is currently a winputer. > > > >>Alas it's very clear that it isn't transparent and I can't get to half >>of the PCI stuff - worst of all the built-in Ethernet and any Ethernet >>card I plug in. It would seem that it isn't too transparent as the >>reported IRQ and IOMEM assignments for the devices are all scrambled. >> >> > >One possibility is the system expects ACPI to untangle that mess and set >up the bridge. You could certainly stuff realistic looking ranges into >it, set IO/MEM and master and see what happens then > >What would be a useful starting point would be to see what >lspci -vxx and lspci -vxx -H1 think > > > Here are the relevant bits out of "lspci -vxx"
00:00.0 Host bridge: Silicon Integrated Systems [SiS]: Unknown device 0648 (rev 02) Subsystem: Asustek Computer, Inc.: Unknown device 8086 Flags: bus master, medium devsel, latency 32 Memory at d0000000 (32-bit, non-prefetchable) [size=256M] Capabilities: [c0] AGP version 3.0 00: 39 10 48 06 07 00 10 22 02 00 00 06 00 20 80 00 10: 00 00 00 d0 00 00 00 00 00 00 00 00 00 00 00 00 20: 00 00 00 00 00 00 00 00 00 00 00 00 43 10 86 80 30: 00 00 00 00 c0 00 00 00 00 00 00 00 00 00 00 00
00:01.0 PCI bridge: Silicon Integrated Systems [SiS] 5591/5592 AGP (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 Memory behind bridge: cf000000-cfffffff Prefetchable memory behind bridge: eff00000-febfffff 00: 39 10 01 00 07 00 00 00 00 00 04 06 00 00 01 00 10: 00 00 00 00 00 00 00 00 00 01 01 00 e0 d0 00 20 20: 00 cf f0 cf f0 ef b0 fe 00 00 00 00 00 00 00 00 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 00
00:02.0 ISA bridge: Silicon Integrated Systems [SiS]: Unknown device 0963 (rev 04) Flags: bus master, medium devsel, latency 0 00: 39 10 63 09 0f 00 00 02 04 00 01 06 00 00 80 00 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
and "lspci -vxx -H1"
00:00.0 Host bridge: Silicon Integrated Systems [SiS]: Unknown device 0648 (rev 02) Subsystem: Asustek Computer, Inc.: Unknown device 8086 Flags: bus master, medium devsel, latency 32 Memory at d0000000 (32-bit, non-prefetchable) {Only difference here} Capabilities: [c0] AGP version 3.0 00: 39 10 48 06 07 00 10 22 02 00 00 06 00 20 80 00 10: 00 00 00 d0 00 00 00 00 00 00 00 00 00 00 00 00 20: 00 00 00 00 00 00 00 00 00 00 00 00 43 10 86 80 30: 00 00 00 00 c0 00 00 00 00 00 00 00 00 00 00 00
00:01.0 PCI bridge: Silicon Integrated Systems [SiS] 5591/5592 AGP (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 Memory behind bridge: cf000000-cfffffff Prefetchable memory behind bridge: eff00000-febfffff 00: 39 10 01 00 07 00 00 00 00 00 04 06 00 00 01 00 10: 00 00 00 00 00 00 00 00 00 01 01 00 e0 d0 00 20 20: 00 cf f0 cf f0 ef b0 fe 00 00 00 00 00 00 00 00 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 00
00:02.0 ISA bridge: Silicon Integrated Systems [SiS]: Unknown device 0963 (rev 04) Flags: bus master, medium devsel, latency 0 00: 39 10 63 09 0f 00 00 02 04 00 01 06 00 00 80 00 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
(There's no difference in the output for the SIS963)
I'll have a look at APCI later today.
-- John Collins Xi Software Ltd www.xisl.com
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