diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/platforms/Kconfig.cputype | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index c66b8ed7e7d..5bc4b611ff8 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -160,6 +160,22 @@ config ALTIVEC If in doubt, say Y here. +config VSX + bool "VSX Support" + depends on POWER4 && ALTIVEC && PPC_FPU + ---help--- + + This option enables kernel support for the Vector Scaler extensions + to the PowerPC processor. The kernel currently supports saving and + restoring VSX registers, and turning on the 'VSX enable' bit so user + processes can execute VSX instructions. + + This option is only useful if you have a processor that supports + VSX (P7 and above), but does not have any affect on a non-VSX + CPUs (it does, however add code to the kernel). + + If in doubt, say Y here. + config SPE bool "SPE Support" depends on E200 || (E500 && !PPC_E500MC) |