svn commit: r235933 - head/sys/powerpc/mpc85xx

[Marcel Moolenaar]

Author: marcel
Date: Thu May 24 21:01:35 2012
New Revision: 235933
URL: http://svn.freebsd.org/changeset/base/235933

Log:
  Either the I/O port range or the memory mapped I/O range may not be
  defined in the FDT. The range will have a zero size in that case.

Modified:
  head/sys/powerpc/mpc85xx/pci_fdt.c

Modified: head/sys/powerpc/mpc85xx/pci_fdt.c
==============================================================================
--- head/sys/powerpc/mpc85xx/pci_fdt.c	Thu May 24 20:58:40 2012	(r235932)
+++ head/sys/powerpc/mpc85xx/pci_fdt.c	Thu May 24 21:01:35 2012	(r235933)
@@ -816,8 +816,13 @@ fsl_pcib_set_range(struct fsl_pcib_softc
 	}
 
 	*allocp = pci_start + alloc;
-	*vap = (uintptr_t)pmap_mapdev(start, size);
-	fsl_pcib_outbound(sc, wnd, type, start, size, pci_start);
+	if (size > 0) {
+		*vap = (uintptr_t)pmap_mapdev(start, size);
+		fsl_pcib_outbound(sc, wnd, type, start, size, pci_start);
+	} else {
+		*vap = 0;
+		fsl_pcib_outbound(sc, wnd, -1, 0, 0, 0);
+	}
 	return (0);
 }