[OpenBIOS] r465 - in openbios-devel: arch/ppc/qemu drivers include/openbios

[svn at openbios.org]

Author: laurent
Date: 2009-03-08 02:03:17 +0100 (Sun, 08 Mar 2009)
New Revision: 465

Modified:
   openbios-devel/arch/ppc/qemu/init.c
   openbios-devel/drivers/macio.c
   openbios-devel/include/openbios/drivers.h
Log:
Author: Alexander Graf <alex at csgraf.de>

Expose NVRAM compatibility

Linux requires the NVRAM to expose a 'nvram,flash' compatibility
in the device tree. Let's expose it so it's happy.

v2 adds a NEWWORLD macro to protect nvram,flash getting exposed in
oldworld macs.

Signed-off-by: Alexander Graf <alex at csgraf.de>
Signed-off-by: Laurent Vivier <Laurent at vivier.eu>



Modified: openbios-devel/arch/ppc/qemu/init.c
===================================================================
--- openbios-devel/arch/ppc/qemu/init.c	2009-03-08 00:54:06 UTC (rev 464)
+++ openbios-devel/arch/ppc/qemu/init.c	2009-03-08 01:03:17 UTC (rev 465)
@@ -75,6 +75,11 @@
 	return machine_id == ARCH_HEATHROW;
 }
 
+int is_newworld(void)
+{
+	return machine_id == ARCH_MAC99;
+}
+
 static const pci_arch_t known_arch[] = {
         [ARCH_PREP] = { "PREP", PCI_VENDOR_ID_MOTOROLA,
                         PCI_DEVICE_ID_MOTOROLA_RAVEN,

Modified: openbios-devel/drivers/macio.c
===================================================================
--- openbios-devel/drivers/macio.c	2009-03-08 00:54:06 UTC (rev 464)
+++ openbios-devel/drivers/macio.c	2009-03-08 01:03:17 UTC (rev 465)
@@ -71,6 +71,7 @@
 	props[1] = __cpu_to_be32(nvram_size);
 	set_property(dnode, "reg", (char *)&props, sizeof(props));
 	set_property(dnode, "device_type", "nvram", 6);
+	NEWWORLD(set_property(dnode, "compatible", "nvram,flash", 12));
 
 	chosen = find_dev("/chosen");
 	push_str(buf);

Modified: openbios-devel/include/openbios/drivers.h
===================================================================
--- openbios-devel/include/openbios/drivers.h	2009-03-08 00:54:06 UTC (rev 464)
+++ openbios-devel/include/openbios/drivers.h	2009-03-08 01:03:17 UTC (rev 465)
@@ -22,6 +22,7 @@
 #ifdef CONFIG_PPC
 extern int is_apple(void);
 extern int is_oldworld(void);
+extern int is_newworld(void);
 #else
 static inline int is_apple(void)
 {
@@ -31,9 +32,14 @@
 {
 	return 0;
 }
+static inline int is_newworld(void)
+{
+	return 0;
+}
 #endif
 #define AAPL(_cmd)      do { if (is_apple()) _cmd; } while(0)
 #define OLDWORLD(_cmd)  do { if (is_oldworld()) _cmd; } while(0)
+#define NEWWORLD(_cmd)  do { if (is_newworld()) _cmd; } while(0)
 #endif
 #ifdef CONFIG_DRIVER_SBUS
 /* drivers/sbus.c */