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authorTony Breeds <tony@bakeyournoodle.com>2008-04-29 11:42:32 +1000
committerPaul Mackerras <paulus@samba.org>2008-04-29 15:57:34 +1000
commit21e38dfee53a2159d14a24a3d2277ae757599efa (patch)
tree95011183bb7e21aba9cd679e276384243d48be97 /arch/powerpc/platforms/powermac
parent85218827cc4ca900867807f19345418164ffc108 (diff)
downloadlinux-21e38dfee53a2159d14a24a3d2277ae757599efa.tar.gz
[POWERPC] Fix building of pmac32 when CONFIG_NVRAM=m
Kamalesh Babulal (kamalesh@linux.vnet.ibm.com) reports that CONFIG_NVRAM=m
is valid in terms of Kconfig but fails to build with:
  Building modules, stage 2.
  MODPOST 1401 modules
ERROR: "pmac_newworld" [arch/powerpc/platforms/powermac/nvram.ko] undefined!
ERROR: "__alloc_bootmem" [arch/powerpc/platforms/powermac/nvram.ko] undefined!
make[1]: *** [__modpost] Error

The arch/powerpc/platforms/powermac/nvram.c code really needs to be
builtin, but as its compilation is dependent on a generic Kconfig
symbol we force nvram.c to be builtin if CONFIG_NVRAM is 'y' or 'm'.

Signed-off-by: Tony Breeds <tony@bakeyournoodle.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/powermac')
-rw-r--r--arch/powerpc/platforms/powermac/Makefile5
-rw-r--r--arch/powerpc/platforms/powermac/setup.c3
2 files changed, 6 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powermac/Makefile b/arch/powerpc/platforms/powermac/Makefile
index 78093d7f97af..4d72c8f72159 100644
--- a/arch/powerpc/platforms/powermac/Makefile
+++ b/arch/powerpc/platforms/powermac/Makefile
@@ -6,7 +6,10 @@ obj-y				+= pic.o setup.o time.o feature.o pci.o \
 obj-$(CONFIG_PMAC_BACKLIGHT)	+= backlight.o
 obj-$(CONFIG_CPU_FREQ_PMAC)	+= cpufreq_32.o
 obj-$(CONFIG_CPU_FREQ_PMAC64)	+= cpufreq_64.o
-obj-$(CONFIG_NVRAM)		+= nvram.o
+# CONFIG_NVRAM is an arch. independant tristate symbol, for pmac32 we really
+# need this to be a bool.  Cheat here and pretend CONFIG_NVRAM=m is really
+# CONFIG_NVRAM=y
+obj-$(CONFIG_NVRAM:m=y)		+= nvram.o
 # ppc64 pmac doesn't define CONFIG_NVRAM but needs nvram stuff
 obj-$(CONFIG_PPC64)		+= nvram.o
 obj-$(CONFIG_PPC32)		+= bootx_init.o
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index bf44c5441a36..00bd0166d07f 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -337,7 +337,8 @@ static void __init pmac_setup_arch(void)
 	find_via_pmu();
 	smu_init();
 
-#if defined(CONFIG_NVRAM) || defined(CONFIG_PPC64)
+#if defined(CONFIG_NVRAM) || defined(CONFIG_NVRAM_MODULE) || \
+    defined(CONFIG_PPC64)
 	pmac_nvram_init();
 #endif