--- qemu/pc-bios/README	2018/04/24 16:37:52	1.1
+++ qemu/pc-bios/README	2018/04/24 18:41:37	1.1.1.10
@@ -1,5 +1,5 @@
-- The PC BIOS comes from the Bochs project
-  (http://bochs.sourceforge.net/). A patch from bios.diff was applied.
+- SeaBIOS (bios.bin) is the successor of pc bios.
+  See http://www.seabios.org/ for more information.
 
 - The VGA BIOS and the Cirrus VGA BIOS come from the LGPL VGA bios
   project (http://www.nongnu.org/vgabios/).
@@ -7,11 +7,23 @@
 - The PowerPC Open Hack'Ware Open Firmware Compatible BIOS is
   available at http://perso.magic.fr/l_indien/OpenHackWare/index.htm.
 
-- Proll is a GPL'd boot PROM for Sparc JavaStations
-  (http://people.redhat.com/zaitcev/linux/).
-  Applying proll.patch allows circumventing some bugs and enables
-  faster kernel load through a hack.
-
-- video.x is a PowerMac NDRV compatible driver for a VGA frame
-  buffer. It comes from the Mac-on-Linux project
-  (http://www.maconlinux.org/).
+- OpenBIOS (http://www.openbios.org/) is a free (GPL v2) portable
+  firmware implementation. The goal is to implement a 100% IEEE
+  1275-1994 (referred to as Open Firmware) compliant firmware.
+  The included image for PowerPC (for 32 and 64 bit PPC CPUs), Sparc32
+  and Sparc64 are built from OpenBIOS SVN revision 1018.
+
+- The PXE roms come from Rom-o-Matic gPXE 0.9.9 with BANNER_TIMEOUT=0
+
+  e1000 8086:100E
+  eepro100 8086:1209 (also used for 8086:1229 and 8086:2449)
+  ns8390 1050:0940
+  pcnet32 1022:2000
+  rtl8139 10ec:8139
+  virtio 1af4:1000
+
+  http://rom-o-matic.net/
+
+- The S390 zipl loader is an addition to the official IBM s390-tools
+  package. That fork is maintained in its own git repository at:
+  git://repo.or.cz/s390-tools.git