Author: jhb
Date: Tue Jul 12 13:28:39 2011
New Revision: 223952
URL: http://svn.freebsd.org/changeset/base/223952
Log:
Properly align the end of a candidate back region based on the window's
granularity when growing a PCI-PCI window up.
Tested by: dougb
MFC after: 3 days
Modified:
head/sys/dev/pci/pci_pci.c
Modified: head/sys/dev/pci/pci_pci.c
==============================================================================
--- head/sys/dev/pci/pci_pci.c Tue Jul 12 13:22:17 2011 (r223951)
+++ head/sys/dev/pci/pci_pci.c Tue Jul 12 13:28:39 2011 (r223952)
@@ -954,7 +954,7 @@ pcib_grow_window(struct pcib_softc *sc,
if (bootverbose)
printf("\tback candidate range: %#lx-%#lx\n",
start_free, back);
- back = roundup2(back + 1, w->step) - 1;
+ back = roundup2(back + 1, 1ul << w->step) - 1;
back -= rman_get_end(w->res);
} else
back = 0;
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