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authorMichael Neuling <mikey@neuling.org>2008-06-25 14:07:18 +1000
committerPaul Mackerras <paulus@samba.org>2008-07-01 11:28:47 +1000
commitb962ce9d26fd6677e6720949642420ceb029a102 (patch)
treedd05752d5f48204b3b87f8330be043b9c39745a8 /arch/powerpc
parentc6e6771b87d4e339d27f1383c8a808ae9b4ee5b8 (diff)
powerpc: Add VSX CPU feature
Add a VSX CPU feature. Also add code to detect if VSX is available from the device tree. Signed-off-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Joel Schopp <jschopp@austin.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/prom.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 2aefe2a4129..87d83c56b31 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -609,6 +609,10 @@ static struct feature_property {
{"altivec", 0, CPU_FTR_ALTIVEC, PPC_FEATURE_HAS_ALTIVEC},
{"ibm,vmx", 1, CPU_FTR_ALTIVEC, PPC_FEATURE_HAS_ALTIVEC},
#endif /* CONFIG_ALTIVEC */
+#ifdef CONFIG_VSX
+ /* Yes, this _really_ is ibm,vmx == 2 to enable VSX */
+ {"ibm,vmx", 2, CPU_FTR_VSX, PPC_FEATURE_HAS_VSX},
+#endif /* CONFIG_VSX */
#ifdef CONFIG_PPC64
{"ibm,dfp", 1, 0, PPC_FEATURE_HAS_DFP},
{"ibm,purr", 1, CPU_FTR_PURR, 0},