diff --git a/Makefile b/Makefile
index b6f496e6ab..6716ccf37b 100644
--- a/Makefile
+++ b/Makefile
@@ -68,7 +68,7 @@ install: all $(if $(BUILD_DOCS),install-doc)
 	$(INSTALL) -m 755 -s $(TOOLS) "$(DESTDIR)$(bindir)"
 	mkdir -p "$(DESTDIR)$(datadir)"
 	for x in bios.bin vgabios.bin vgabios-cirrus.bin ppc_rom.bin \
-			video.x proll.elf linux_boot.bin; do \
+			video.x openbios-sparc32 linux_boot.bin; do \
 		$(INSTALL) -m 644 $(SRC_PATH)/pc-bios/$$x "$(DESTDIR)$(datadir)"; \
 	done
 ifndef CONFIG_WIN32
@@ -149,7 +149,7 @@ tarbin:
 	$(datadir)/vgabios-cirrus.bin \
 	$(datadir)/ppc_rom.bin \
 	$(datadir)/video.x \
-	$(datadir)/proll.elf \
+	$(datadir)/openbios-sparc32 \
 	$(datadir)/linux_boot.bin \
 	$(docdir)/qemu-doc.html \
 	$(docdir)/qemu-tech.html \
diff --git a/hw/sun4m.c b/hw/sun4m.c
index f25fa3eeab..203732f216 100644
--- a/hw/sun4m.c
+++ b/hw/sun4m.c
@@ -28,8 +28,7 @@
 #define INITRD_LOAD_ADDR     0x00800000
 #define PROM_SIZE_MAX        (256 * 1024)
 #define PROM_ADDR	     0xffd00000
-#define PROM_FILENAMEB	     "proll.bin"
-#define PROM_FILENAMEE	     "proll.elf"
+#define PROM_FILENAME	     "openbios-sparc32"
 #define PHYS_JJ_EEPROM	0x71200000	/* m48t08 */
 #define PHYS_JJ_IDPROM_OFF	0x1FD8
 #define PHYS_JJ_EEPROM_SIZE	0x2000
@@ -273,12 +272,8 @@ static void sun4m_init(int ram_size, int vga_ram_size, int boot_device,
                                  (PROM_SIZE_MAX + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK, 
                                  prom_offset | IO_MEM_ROM);
 
-    snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAMEE);
+    snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAME);
     ret = load_elf(buf, 0, NULL);
-    if (ret < 0) {
-	snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAMEB);
-	ret = load_image(buf, phys_ram_base + prom_offset);
-    }
     if (ret < 0) {
 	fprintf(stderr, "qemu: could not load prom '%s'\n", 
 		buf);
diff --git a/hw/sun4u.c b/hw/sun4u.c
index 5e6f8baf95..22ab4e1d72 100644
--- a/hw/sun4u.c
+++ b/hw/sun4u.c
@@ -32,8 +32,7 @@
 #define APB_SPECIAL_BASE     0x1fe00000000ULL
 #define APB_MEM_BASE	     0x1ff00000000ULL
 #define VGA_BASE	     (APB_MEM_BASE + 0x400000ULL)
-#define PROM_FILENAMEB	     "proll-sparc64.bin"
-#define PROM_FILENAMEE	     "proll-sparc64.elf"
+#define PROM_FILENAME	     "openbios-sparc64"
 #define NVRAM_SIZE           0x2000
 
 /* TSC handling */
@@ -282,12 +281,8 @@ static void sun4u_init(int ram_size, int vga_ram_size, int boot_device,
                                  (PROM_SIZE_MAX + TARGET_PAGE_SIZE) & TARGET_PAGE_MASK, 
                                  prom_offset | IO_MEM_ROM);
 
-    snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAMEE);
+    snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAME);
     ret = load_elf(buf, 0, NULL);
-    if (ret < 0) {
-	snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAMEB);
-	ret = load_image(buf, phys_ram_base + prom_offset);
-    }
     if (ret < 0) {
 	fprintf(stderr, "qemu: could not load prom '%s'\n", 
 		buf);
diff --git a/pc-bios/README b/pc-bios/README
index 5e61a28fc1..fc85eb4291 100644
--- a/pc-bios/README
+++ b/pc-bios/README
@@ -7,11 +7,10 @@
 - 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.
diff --git a/pc-bios/openbios-sparc32 b/pc-bios/openbios-sparc32
new file mode 100644
index 0000000000..7a729aa81b
Binary files /dev/null and b/pc-bios/openbios-sparc32 differ
diff --git a/pc-bios/proll.elf b/pc-bios/proll.elf
deleted file mode 100644
index 21c739cac6..0000000000
Binary files a/pc-bios/proll.elf and /dev/null differ
diff --git a/qemu-doc.texi b/qemu-doc.texi
index 2b37179c51..23bf68008b 100644
--- a/qemu-doc.texi
+++ b/qemu-doc.texi
@@ -1394,7 +1394,7 @@ More information is available at
 @node Sparc32 System emulator invocation
 @section Sparc32 System emulator invocation
 
-Use the executable @file{qemu-system-sparc} to simulate a JavaStation
+Use the executable @file{qemu-system-sparc} to simulate a SparcStation 5
 (sun4m architecture). The emulation is somewhat complete.
 
 QEMU emulates the following sun4m peripherals:
@@ -1419,13 +1419,14 @@ Floppy drive
 
 The number of peripherals is fixed in the architecture.
 
-QEMU uses the Proll, a PROM replacement available at
-@url{http://people.redhat.com/@/zaitcev/linux/}. The required
-QEMU-specific patches are included with the sources.
+Since version 0.8.1, QEMU uses OpenBIOS
+@url{http://www.openbios.org/}. OpenBIOS 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.
 
 A sample Linux 2.6 series kernel and ram disk image are available on
-the QEMU web site. Please note that currently neither Linux 2.4
-series, NetBSD, nor OpenBSD kernels work.
+the QEMU web site. Please note that currently NetBSD, OpenBSD or
+Solaris kernels don't work.
 
 @c man begin OPTIONS