Messages in this thread | | | Date | Fri, 1 May 1998 06:40:28 +0200 (MET DST) | From | "Michael L. Galbraith" <> | Subject | Re: 2.1.97 PCI changes.. PCI-2 box running as PCI-1 |
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On Fri, 1 May 1998, Martin Mares wrote:
> Hi, > > > The 2.1.97 PCI changes cause my Intel PCI Premier LXII to run type > > 1 configuration even though the machine is PCI-II. It runs this way, > > but _very_ poorly. Reversing the order of test in pci_check_direct() > > dodges the problem. > > > > I don't know if this is chipset errata or what, but thought I should > > report it in case other folks may be having the same troubles. > > Can you check the original kernel with "pci=conf2" on the command > line? > > Anyway, what messages did the kernel print during boot before? >
With "pci=conf2", it boots correctly.
Thanks,
-Mike
------------------------------data---------------------------------- Config: all PCI options enabled
2.1.97 Stock (boot messages without "pci=conf2")
PCI: PCI BIOS revision 2.10 entry at 0xf1420 PCI: Using configuration type 1 PCI: Probing PCI hardware. PCI: Enabling I/O for device 00:08 PCI: Enabling memory for device 00:18 PCI: Device 00:00 not found by BIOS PCI: Device 00:08 not found by BIOS PCI: Device 00:10 not found by BIOS PCI: Device 00:18 not found by BIOS PCI: Device 00:60 not found by BIOS PCI: Device 00:70 not found by BIOS PCI: 00:00 [8086/04a3]: Bridge optimization (00) Cache L2: Not supported. CPU-PCI posted write: on. CPU-Memory posted write: on. PCI-Memory posted write: off.Changed! Now on. PCI burst: on.
2.1.97 After order change in pci_check_direct() (or using "pci=conf2")
PCI: BIOS32 Service Directory structure at 0xc00f0120 PCI: BIOS32 Service Directory entry at 0xf143c PCI: PCI BIOS revision 2.10 entry at 0xf1420 PCI: Using configuration type 2 PCI: Probing PCI hardware. pci_scan_bus for bus 0 PCI: 00:00 [8086/04a3] PCI: 00:08 [1042/1000] PCI: 00:10 [8086/0484] PCI: 00:18 [1013/00a8] PCI: 00:60 [9004/7178] PCI: 00:70 [102b/051a] PCI: pci_scan_bus returning with max=00 PCI: Enabling I/O for device 00:08 PCI: Enabling memory for device 00:18 PCI: Sorting device list.... PCI: 00:00 [8086/04a3]: Bridge optimization (00) Cache L2: Not supported. CPU-PCI posted write: on. CPU-Memory posted write: on. PCI-Memory posted write: off.Changed! Now on. PCI burst: on.
hinv output:
1 GenuineIntel 5 processor 1 vga+ graphics device [one active actually] 1 keyboard 1 ethernet interface eth0: NE2000 found SCSI devices: HP C2247-300 QUANTUM FIREBALL_TM2110S QUANTUM FIREBALL_TM2110S HP C2488A TOSHIBA CD-ROM XM-3601TA PCI bus devices: Host bridge: Intel 82434LX Mercury/Neptune (rev 16). IDE interface: PCTECH RZ1000 (buggy) (rev 1). Non-VGA device: Intel 82378IB (rev 3). VGA compatible controller: Cirrus Logic GD 5434 (rev 38). SCSI storage controller: Adaptec AIC-7871 (rev 0). [2940 rev c!] VGA compatible controller: Matrox Mystique (rev 2).
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