[Bug 693892] New: pci 0000:08: BAR 0: conflicts with PCI Bus 0000:00 / can't assign mem
https://bugzilla.novell.com/show_bug.cgi?id=693892
https://bugzilla.novell.com/show_bug.cgi?id=693892#c0
Summary: pci 0000:08: BAR 0: conflicts with PCI Bus 0000:00 /
can't assign mem
Classification: openSUSE
Product: openSUSE 11.4
Version: Final
Platform: x86
OS/Version: openSUSE 11.4
Status: NEW
Severity: Normal
Priority: P5 - None
Component: Kernel
AssignedTo: kernel-maintainers@forge.provo.novell.com
ReportedBy: av.inform@gmail.com
QAContact: qa@suse.de
Found By: ---
Blocker: ---
User-Agent: Mozilla/5.0 (X11; U; Linux i686; ru; rv:1.9.2.17)
Gecko/20110420 SUSE/3.6.17-0.2.1 Firefox/3.6.17
Hardware:
1. ASUS motherboard with Core2Duo
or
2. Intel Atom Processor Z530 and Intel System Controller Hub US15W and
PCIexpress switch PEX8505AA
I connect PCIexpress card with PCIexpress to PCI Bridge PEX8112AA and Altera
PCI device:
SCH US15W <-PCIe bus-> PEX8505AA <-PCIe bus-> PEX8112AA <-PCI bus-> Altera
Linux linux 2.6.37.6-0.5-default #1 SMP 2011-04-25 21:48:33 +0200 i686 i686
i386 GNU/Linux
problem:
# lspci -d 1172:9500
08:0f.0 Network controller: Altera Corporation Device 9500 (rev 01)
# dmesg | grep 08:0f
[ 0.218653] pci 0000:08:0f.0: [1172:9500] type 0 class 0x000280
[ 0.218688] pci 0000:08:0f.0: reg 10: [mem 0xbf3ffc00-0xbf5ffbff]
[ 0.238813] pci 0000:08:0f.0: no compatible bridge window for [mem
0xbf3ffc00-0xbf5ffbff]
[ 0.252644] pnp 00:0c: disabling [mem 0x00000000-0x0009ffff] because it
overlaps 0000:08:0f.0 BAR 0 [mem 0x00000000-0x001fffff]
[ 0.252670] pnp 00:0c: disabling [mem 0x000c0000-0x000cffff] because it
overlaps 0000:08:0f.0 BAR 0 [mem 0x00000000-0x001fffff]
[ 0.252690] pnp 00:0c: disabling [mem 0x000e0000-0x000fffff] because it
overlaps 0000:08:0f.0 BAR 0 [mem 0x00000000-0x001fffff]
[ 0.252710] pnp 00:0c: disabling [mem 0x00100000-0x1fbfffff] because it
overlaps 0000:08:0f.0 BAR 0 [mem 0x00000000-0x001fffff]
[ 0.293906] pci 0000:08:0f.0: BAR 0: trying firmware assignment [mem
0xbf3ffc00-0xbf5ffbff]
[ 0.293925] pci 0000:08:0f.0: BAR 0: [mem 0xbf3ffc00-0xbf5ffbff] conflicts
with PCI Bus 0000:00 [mem 0x1fc00000-0xdfffffff]
[ 0.293944] pci 0000:08:0f.0: BAR 0: can't assign mem (size 0x200000)
# lspci -d 1172:9500 -vvv
08:0f.0 Network controller: Altera Corporation Device 9500 (rev 01)
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr+ DEVSEL=fast >TAbort-
https://bugzilla.novell.com/show_bug.cgi?id=693892
https://bugzilla.novell.com/show_bug.cgi?id=693892#c1
Andrew V
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bugzilla_noreply@novell.com