Re: port-amd64/30654: Not all PCI busses configured on Tyan Thunder K8WE when using ACPI

[Joerg Sonnenberger <joerg%NetBSD.org@localhost>]

The following reply was made to PR port-amd64/30654; it has been noted by GNATS.

From: Joerg Sonnenberger <joerg%NetBSD.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-amd64/30654: Not all PCI busses configured on Tyan
        Thunder K8WE when using ACPI
Date: Thu, 22 May 2008 20:33:31 +0000

 On Sat, Jan 19, 2008 at 02:30:03PM +0000, Nicolas Joly wrote:
 >  The problem is that the DSDT is missing the PCI Routing Table (_PRT)
 >  for this bus, which is AFAIK mandatory.
 >  
 >      Device(PCIB) {
 >          Name(_HID, 0x030ad041)
 >          Name(_ADR, 0x00180000)
 >          Method(^BN0B) {
 >              Return(0x0)
 >          }
 >          Method(_BBN) {
 >              Return(BN0B())
 >          }
 >          Name(_UID, 0xb)
 >          Device(PBP2) {
 >              Name(_ADR, 0x00010000)
 >              Method(_PRT) {
 >                  If(PICM) {
 >                      Return(AR02)
 >                  }
 >                  Return(PR02)
 >              }
 >          }
 >      }
 
 Actually, even more suspicious is the _BBN value. Does the main PCI
 bridge have the same value of 0? I think this is the same problem
 Martin Husemann reported in a slightly different configuration.
 
 Joerg