From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <39D4191A.5C8DE9F0@mvista.com> Date: Fri, 29 Sep 2000 00:22:50 -0400 From: Dan Malek MIME-Version: 1.0 To: paulus@linuxcare.com.au CC: Benjamin Herrenschmidt , Linux/PPC Development Subject: Re: __ioremap_at() in 2.4.0-test9-pre2 References: <14803.57550.118150.759977@argo.linuxcare.com.au> <19340823181237.25887@192.168.1.10> <14803.60860.762026.661989@argo.linuxcare.com.au> Content-Type: text/plain; charset=us-ascii Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: Paul Mackerras wrote: > I don't see why it matters on powermacs which is the primary bridge > though, since we fortunately don't have any legacy ISA devices. > Hum... except for cards in the PC-card slot... So we need to make > sure that the bus with the cardbus controller is behind the "primary" > bridge. I thought this whole discussion was started because someone wanted a 16550-like serial card on the PCI bus.... Isn't the cardbus only on the PowerBook/iBook, which only have one PCI bus? Of course, this will change with the new G4 PowerBooks.... > The issue here is that the pcmcia/cardbus stuff will assign a range > of I/O addresses to a pcmcia card (starting at say I/O port n) and > then expect that inb(n) will access the card. That should work, and most of the modules have 'ioport=' configuration option in any case.... -- Dan ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/