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Failed to assign BAR0 - T1042D4RDB

Question asked by harnois anne-sophie on Jun 22, 2016
Latest reply on Jun 29, 2016 by ufedor

Hi!

I am working with an evaluation board named T1042D4RDB

I compiled linux-qoriq and device-tree (arch/powerpc/boot/fsl/t1042d4rdb.dts). This dts includes t104xrdb.dtsi where pci is configured.

 

Here are my logs

 

 

PCI: Cannot allocate resource region 0 of device 0000:00:00.0, will remap

PCI: Cannot allocate resource region 0 of device 0001:02:00.0, will remap

PCI: Cannot allocate resource region 0 of device 0002:04:00.0, will remap

PCI: Cannot allocate resource region 0 of device 0003:06:00.0, will remap

pci 0000:00:00.0: BAR 0: no space for [mem size 0x01000000]

pci 0000:00:00.0: BAR 0: failed to assign [mem size 0x01000000]

pci 0000:00:00.0: PCI bridge to [bus 01]

pci 0000:00:00.0: bridge window [io 0xf18a0000-0xf18affff]

pci 0000:00:00.0: bridge window [mem 0xc00000000-0xc0fffffff]

pci 0000:00:00.0: PCI bridge to [bus 01]

pci 0000:00:00.0: bridge window [io 0xf18a0000-0xf18affff]

pci 0000:00:00.0: bridge window [mem 0xc00000000-0xc0fffffff]

pci 0001:02:00.0: BAR 0: no space for [mem size 0x01000000]

pci 0001:02:00.0: BAR 0: failed to assign [mem size 0x01000000]

pci 0001:02:00.0: PCI bridge to [bus 03]

pci 0001:02:00.0: bridge window [io 0xf1900000-0xf190ffff]

pci 0001:02:00.0: bridge window [mem 0xc10000000-0xc1fffffff]

pci 0001:02:00.0: PCI bridge to [bus 03]

pci 0001:02:00.0: bridge window [io  0xf1900000-0xf190ffff]

pci 0001:02:00.0: bridge window [mem 0xc10000000-0xc1fffffff]

pci 0002:04:00.0: BAR 0: no space for [mem size 0x01000000]

pci 0002:04:00.0: BAR 0: failed to assign [mem size 0x01000000]

pci 0002:04:00.0: PCI bridge to [bus 05]

pci 0002:04:00.0: bridge window [io 0xf1960000-0xf196ffff]

pci 0002:04:00.0: bridge window [mem 0xc20000000-0xc2fffffff]

pci 0002:04:00.0: PCI bridge to [bus 05]

pci 0002:04:00.0: bridge window [io 0xf1960000-0xf196ffff]

pci 0002:04:00.0: bridge window [mem 0xc20000000-0xc2fffffff]

pci 0003:06:00.0: BAR 0: no space for [mem size 0x01000000]

pci 0003:06:00.0: BAR 0: failed to assign [mem size 0x01000000]

pci 0003:06:00.0: PCI bridge to [bus 07]

pci 0003:06:00.0: bridge window [io 0xf19c0000-0xf19cffff]

pci 0003:06:00.0: bridge window [mem 0xc30000000-0xc3fffffff]

pci 0003:06:00.0: PCI bridge to [bus 07]

pci 0003:06:00.0: bridge window [io 0xf19c0000-0xf19cffff]

pci 0003:06:00.0: bridge window [mem 0xc30000000-0xc3fffffff]

Outcomes