Update OpenBIOS images to r505

For Sparc64, this fixes the PCI bridge configuration bugs revealed by the
improved bridge handling (b7ee1603c16c1feb0d439d2ddf6cf824119d0aab).

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/pc-bios/README b/pc-bios/README
index 162dfe8..269f1e5 100644
--- a/pc-bios/README
+++ b/pc-bios/README
@@ -42,7 +42,7 @@
   firmware implementation. The goal is to implement a 100% IEEE
   1275-1994 (referred to as Open Firmware) compliant firmware.
   The included images for Sparc32, Sparc64 and PowerPC (for 32 and 64 bit
-  PPC CPUs) are built from OpenBIOS SVN revision 482.
+  PPC CPUs) are built from OpenBIOS SVN revision 505.
 
 - The PXE roms come from Rom-o-Matic etherboot 5.4.2.
   pcnet32:pcnet32 -- [0x1022,0x2000]
diff --git a/pc-bios/openbios-ppc b/pc-bios/openbios-ppc
index 00d9a78..2b47b1b 100644
--- a/pc-bios/openbios-ppc
+++ b/pc-bios/openbios-ppc
Binary files differ
diff --git a/pc-bios/openbios-sparc32 b/pc-bios/openbios-sparc32
index 7c84965..abe8ae7 100644
--- a/pc-bios/openbios-sparc32
+++ b/pc-bios/openbios-sparc32
Binary files differ
diff --git a/pc-bios/openbios-sparc64 b/pc-bios/openbios-sparc64
index 76886f4..9d7afb7 100644
--- a/pc-bios/openbios-sparc64
+++ b/pc-bios/openbios-sparc64
Binary files differ