> -----Original Message----- > From: Linuxppc-dev [mailto:linuxppc-dev-bounces+tie- > fei.zang=freescale....@lists.ozlabs.org] On Behalf Of Kumar Gala > Sent: Friday, June 29, 2012 23:58 PM > To: Jia Hongtao-B38951 > Cc: Wood Scott-B07421; linuxppc-dev@lists.ozlabs.org; Li Yang-R58472; > ag...@suse.de > Subject: Re: [PATCH 0/3] powerpc/fsl: PCI refactoring and QEMU paravirt > platform > > > On Jun 28, 2012, at 9:36 PM, Jia Hongtao-B38951 wrote: > > > > > > >> -----Original Message----- > >> From: Wood Scott-B07421 > >> Sent: Friday, June 29, 2012 12:31 AM > >> To: Jia Hongtao-B38951 > >> Cc: Wood Scott-B07421; ga...@kernel.crashing.org; Li Yang-R58472; > >> ag...@suse.de; linuxppc-dev@lists.ozlabs.org > >> Subject: Re: [PATCH 0/3] powerpc/fsl: PCI refactoring and QEMU paravirt > >> platform > >> > >> On 06/27/2012 11:06 PM, Jia Hongtao-B38951 wrote: > >>> > >>> > >>>> -----Original Message----- > >>>> From: Wood Scott-B07421 > >>>> Sent: Thursday, June 28, 2012 7:49 AM > >>>> To: ga...@kernel.crashing.org > >>>> Cc: ag...@suse.de; linuxppc-dev@lists.ozlabs.org; Jia Hongtao-B38951 > >>>> Subject: [PATCH 0/3] powerpc/fsl: PCI refactoring and QEMU paravirt > >>>> platform > >>>> > >>>> The QEMU stuff is related to the PCI refactoring because currently > >>>> we have a hard time selecting a primary bus under QEMU, and also > >> because > >>>> the generic qemu e500 platform wants a full list of FSL PCI > >> compatibles > >>>> to check. > >>>> > >>> > >>> It seems that not all primary bus has "isa" node like 8541 and 8555. > >> > >> Do those boards (it's the boards that matter, not chips...) have legacy > >> ISA? If they do, and it's not in the device tree, then we should fix > >> the device tree for consistency, but also retain some sort of hack to > >> remain compatible with old device trees. > >> > >> A board can refrain from using the new common infrastructure if it has a > >> good reason to. > > > > I'm not sure that MPC8541CDS (or 8555) has legacy ISA. I just checked in > > kernel and dts which implies the board has primary bus and no "isa" node. > > I will find out the facts later. > > Pretty sure the boards have ISA, if you see the .dts has references to 'ISA > bridge' & 'i8259' PIC. It is on the VIA south bridge. Roy
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