inconsistent pci probing

[Andreas <an...@po...>]

Hi

Now running quite a long time with kernel 2.4.17-3 I noticed
some interesting kernel logging concerning the pci probes during boot. Here's what I saw:


Aug  8 21:41:04 andrewI kernel: PCI: Probing PCI hardware
Aug  8 21:41:04 andrewI kernel: Memory resource not set for host bridge 0
Aug  8 21:41:04 andrewI kernel: apus_pcibios_fixup: PCI mem resource requested
Aug  8 21:41:04 andrewI kernel: PCI: Cannot allocate resource region 1 of PCI bridge 0
Aug  8 21:41:04 andrewI kernel: PCI: resource is e0000000..fffc0000 (200), parent c023fc1c
Aug  8 21:41:04 andrewI kernel: PCI:00:01.0: Resource 0: ef000000-ef01ffff (f=200)
Aug  8 21:41:04 andrewI kernel: PCI:00:01.0: Resource 1: e0000000-e07fffff (f=200)
Aug  8 21:41:04 andrewI kernel: PCI:00:01.0: Resource 2: e1000000-e17fffff (f=200)
Aug  8 21:41:04 andrewI kernel: PCI: Switching off ROM of 00:01.0
Aug  8 21:41:04 andrewI kernel: Zorro: Probing AutoConfig expansion devices: 2 devices

Aug  8 23:17:10 andrewI kernel: PCI: Probing PCI hardware
Aug  8 23:17:10 andrewI kernel: Memory resource not set for host bridge 0
Aug  8 23:17:10 andrewI kernel: apus_pcibios_fixup: PCI mem resource requested
Aug  8 23:17:10 andrewI kernel: PCI: Cannot allocate resource region 1 of PCI bridge 0
Aug  8 23:17:10 andrewI kernel: PCI: resource is e0000000..fffc0000 (200), parent c023fc1c
Aug  8 23:17:10 andrewI kernel: PCI:00:01.0: Resource 0: ef000000-ef01ffff (f=200)
Aug  8 23:17:10 andrewI kernel: PCI:00:01.0: Resource 1: e0000000-e07fffff (f=200)
Aug  8 23:17:10 andrewI kernel: PCI:00:01.0: Resource 2: e1000000-e17fffff (f=200)
Aug  8 23:17:10 andrewI kernel: PCI:00:01.0: Resource 3: 3d071040-3d07107f (f=120c)
Aug  8 23:17:10 andrewI kernel: PCI: Cannot allocate resource region 3 of device 00:01.0
Aug  8 23:17:10 andrewI kernel: PCI: Switching off ROM of 00:01.0
Aug  8 23:17:10 andrewI kernel: PCI: Error while updating region 00:01.0/3 (e080000c != 00000000)
Aug  8 23:17:10 andrewI kernel: Zorro: Probing AutoConfig expansion devices: 2 devices

Aug  9 11:46:01 andrewI kernel: PCI: Probing PCI hardware
Aug  9 11:46:01 andrewI kernel: Memory resource not set for host bridge 0
Aug  9 11:46:01 andrewI kernel: apus_pcibios_fixup: PCI mem resource requested
Aug  9 11:46:01 andrewI kernel: PCI: Cannot allocate resource region 1 of PCI bridge 0
Aug  9 11:46:01 andrewI kernel: PCI: resource is e0000000..fffc0000 (200), parent c023fc1c
Aug  9 11:46:01 andrewI kernel: PCI:00:01.0: Resource 0: ef000000-ef01ffff (f=200)
Aug  9 11:46:01 andrewI kernel: PCI:00:01.0: Resource 1: e0000000-e07fffff (f=200)
Aug  9 11:46:01 andrewI kernel: PCI:00:01.0: Resource 2: e1000000-e17fffff (f=200)
Aug  9 11:46:01 andrewI kernel: PCI:00:01.0: Resource 3: 3d071040-3d07107f (f=120c)
Aug  9 11:46:01 andrewI kernel: PCI: Cannot allocate resource region 3 of device 00:01.0
Aug  9 11:46:01 andrewI kernel: PCI: Switching off ROM of 00:01.0
Aug  9 11:46:01 andrewI kernel: PCI: Error while updating region 00:01.0/3 (e080000c != 00000000)
Aug  9 11:46:01 andrewI kernel: Zorro: Probing AutoConfig expansion devices: 2 devices

Aug  9 21:25:48 andrewI kernel: PCI: Probing PCI hardware
Aug  9 21:25:48 andrewI kernel: Memory resource not set for host bridge 0
Aug  9 21:25:48 andrewI kernel: apus_pcibios_fixup: PCI mem resource requested
Aug  9 21:25:48 andrewI kernel: PCI: Cannot allocate resource region 1 of PCI bridge 0
Aug  9 21:25:48 andrewI kernel: PCI: resource is e0000000..fffc0000 (200), parent c023fc1c
Aug  9 21:25:48 andrewI kernel: PCI:00:01.0: Resource 0: ef000000-ef01ffff (f=200)
Aug  9 21:25:48 andrewI kernel: PCI:00:01.0: Resource 1: e0000000-e07fffff (f=200)
Aug  9 21:25:48 andrewI kernel: PCI:00:01.0: Resource 2: e1000000-e17fffff (f=200)
Aug  9 21:25:48 andrewI kernel: PCI: Switching off ROM of 00:01.0
Aug  9 21:25:48 andrewI kernel: Zorro: Probing AutoConfig expansion devices: 2 devices


Sometimes it sees 3 resources, sometimes two. Anything to be worried about?

-- 
Best wishes,
Andi