Anything to worry about? (failed: rid 0x20 is memory, requested 4)

[Søren Schmidt]

Daniel Eriksson wrote:
> I just installed a Promise SATA150 TX4 in one of my servers. Everything
> seems to work, but I get an error message during boot that worries me a bit:
> 
> atapci2: <Promise PDC20318 SATA150 controller> port
> 0x8800-0x887f,0x9000-0x900f,0x9400-0x943f mem
> 0xed000000-0xed01ffff,0xed800000-0xed800fff irq 19 at device 11.0 on pci0
> atapci2: failed: rid 0x20 is memory, requested 4
> atapci2: Reserved 0x20000 bytes for rid 0x20 type 3 at 0xed000000
> atapci2: Reserved 0x1000 bytes for rid 0x1c type 3 at 0xed800000

The message is harmless, its because the Promise has a memory resource 
where stock ATA controllers has a port resource. The std setup code 
tries to alloc that resource and fails, but the Promise init code knows 
how to attach to the memory later.

-Søren