X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fkernel%2Fhead_32.S;h=9417cf5b4b7e7af4b361b0075a3b3c4d96dd2416;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=d88e182e40b3849ba085ec3f83265adac690e538;hpb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;p=linux-2.6.git

diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index d88e182e4..9417cf5b4 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -437,6 +437,13 @@ Alignment:
 /* Floating-point unavailable */
 	. = 0x800
 FPUnavailable:
+BEGIN_FTR_SECTION
+/*
+ * Certain Freescale cores don't have a FPU and treat fp instructions
+ * as a FP Unavailable exception.  Redirect to illegal/emulation handling.
+ */
+	b 	ProgramCheck
+END_FTR_SECTION_IFSET(CPU_FTR_FPU_UNAVAILABLE)
 	EXCEPTION_PROLOG
 	bne	load_up_fpu		/* if from user, just load it up */
 	addi	r3,r1,STACK_FRAME_OVERHEAD