On Wed, Dec 30, 2009 at 10:25:56AM -0500, John Baldwin wrote: > On Wednesday 30 December 2009 9:28:33 am John Baldwin wrote: > > On Friday 11 December 2009 12:15:27 am Thierry Herbelot wrote: > > > Hello, > > > [..] > > This is one possible hack. It instructs the PCI bus to completely remove the > resource for the CIS. While looking at this I found some other bugs (the code to > disable decoding in the ROM BAR didn't actually work for example) and have come up > with a larger patch. It does a few things: > > 1) Fixes bus_generic_rl_(alloc|release)_resource() to not try to fetch a resource > list for a grandchildren. > > 2) Add full support for device ROM BARs to the PCI bus and remove the device ROM > hacks from the cardbus driver now that PCI manages them. > > 3) Use a resource_list_unreserve() when purging resources from a cardbus card when > it is removed as this is a bit cleaner. Arguably the PCI bus driver should have a > 'delete all resources' method that does this instead (hotplug PCI would need to > use it). > > 4) Remove unused pci_release_resource(). > > The patch is available at http://www.FreeBSD.org/~jhb/patches/cardbus.patch Hi John, I took my current sources: http://people.freebsd.org/~wkoszek/traces/cb-kernel.txt Which come from: FreeBSD laptop.freebsd.czest.pl 9.0-CURRENT FreeBSD 9.0-CURRENT #0 r200811: Mon Dec 21 22:11:17 UTC 2009 wkoszek_at_laptop.freebsd.czest.pl:/usr/src/sys/i386/compile/L20091221 And I have applied your patch against src/sys/.... This is what I got when my Atheros-based CardBus WiFi card got inserted: http://people.freebsd.org/~wkoszek/traces/cb.jpg -- Wojciech A. Koszek wkoszek_at_FreeBSD.org http://FreeBSD.czest.pl/~wkoszek/Received on Wed Dec 30 2009 - 16:20:48 UTC
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