powerpc/mpc85xx: Only emulate the unimplemented FP instructions on corenet64
authorKevin Hao <haokexin@gmail.com>
Tue, 16 Jul 2013 11:57:16 +0000 (19:57 +0800)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 14 Aug 2013 04:59:31 +0000 (14:59 +1000)
We have split the math emulation into two parts. This makes it
possible to just emulate the unimplemented floating point instructions
on these boards.

Signed-off-by: Kevin Hao <haokexin@gmail.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/configs/corenet64_smp_defconfig

index 7ac1f76c65a62d0b5aa35b52e5702e5bbafe3833..fa94fb3bb44db843e41a99c3f97799b99cac811f 100644 (file)
@@ -28,6 +28,7 @@ CONFIG_T4240_QDS=y
 # CONFIG_PPC_OF_BOOT_TRAMPOLINE is not set
 CONFIG_BINFMT_MISC=m
 CONFIG_MATH_EMULATION=y
+CONFIG_MATH_EMULATION_HW_UNIMPLEMENTED=y
 CONFIG_FSL_IFC=y
 CONFIG_PCIEPORTBUS=y
 CONFIG_PCI_MSI=y