On 06/29/2012 10:57 AM, Kumar Gala wrote: > > 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.
OK. How about looking for an i8259 node as well? -Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
