Date: Sat, 16 Jul 2011 16:22:24 -0700 From: Marcel Moolenaar <marcel@xcllnt.net> To: John Baldwin <jhb@FreeBSD.org> Cc: freebsd-ia64@FreeBSD.org Subject: Re: [PATCH] Add support for NEW_PCIB to ia64 Message-ID: <4536024D-2197-4248-B493-43A0BB247572@xcllnt.net> In-Reply-To: <201107161251.33808.jhb@freebsd.org> References: <201107151619.11972.jhb@freebsd.org> <31DB304D-C3A1-44AC-8353-211C7BFE5215@xcllnt.net> <201107161251.33808.jhb@freebsd.org>
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On Jul 16, 2011, at 9:51 AM, John Baldwin wrote: > On Saturday, July 16, 2011 11:42:55 am Marcel Moolenaar wrote: >> On Jul 15, 2011, at 1:19 PM, John Baldwin wrote: >>> Since ia64 uses ACPI, I believe that all it needs is a >>> bus_adjust_resource() method in its nexus driver to support the new >>> PCI-PCI bridge driver (and the other patches I posted to current@ >>> recently in regards to Host-PCI bridge driver decoding ranges). Can >>> someone try this patch and boot with a kernel with 'options NEW_PCIB' to >>> check for any regressions? >> >> Looks good. However, (see below) no devices are attached to the only >> real PCI-PCI bridges in this system (the PCIe root ports). Let me know >> if that's ok or whether it helps to use my machines so that I can plug >> something in a slot (I don't have physical access to this one without >> annoying Sean :-) > > Hmm, a thorough test requires a device behind a PCI-PCI bridge. :-/ As it happens, I don't have machines with real PCI-PCI bridges; only PCI host controllers. Since nothing broke that I can test, I can not see any regressions. Unless someone else can test real PCI-PCI bridges with an actual device on the subordinate bus(ses), I think we can change ia64 to NEW_PCIB. FYI, -- Marcel Moolenaar marcel@xcllnt.net
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