x86: cleanup, introduce CONFIG_NON_STANDARD_PLATFORMS

Introduce a Y/N Kconfig option for non-PC x86 platforms.

Make VisWS, RDC321 and SGI/UV depend on this.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 16 insertions, 0 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 38ed1a6c6d86..b090e5a27dac 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -349,9 +349,23 @@ config X86_VSMP
 
 endchoice
 
+config X86_NON_STANDARD
+        bool "Support for non-standard x86 platforms"
+        help
+          If you disable this option then the kernel will only support
+          standard PC platforms. (which covers the vast majority of
+          systems out there.)
+
+          If you enable this option then you'll be able to select a number
+          of less common non-PC x86 platforms: VisWS, RDC321, SGI/UV.
+
+          If you have one of these systems, or if you want to build a
+          generic distribution kernel, say Y here - otherwise say N.
+
 config X86_VISWS
         bool "SGI 320/540 (Visual Workstation)"
         depends on X86_32 && PCI && X86_MPPARSE && PCI_GODIRECT
+        depends on X86_NON_STANDARD
         help
           The SGI Visual Workstation series is an IA32-based workstation
           based on SGI systems chips with some legacy PC hardware attached.
@@ -364,6 +378,7 @@ config X86_VISWS
 config X86_RDC321X
         bool "RDC R-321x SoC"
         depends on X86_32
+        depends on X86_NON_STANDARD
         select M486
         select X86_REBOOTFIXUPS
         help
@@ -374,6 +389,7 @@ config X86_RDC321X
 config X86_UV
         bool "SGI Ultraviolet"
         depends on X86_64
+        depends on X86_NON_STANDARD
         help
           This option is needed in order to support SGI Ultraviolet systems.
           If you don't have one of these, you should say N here.