x86, VisWS: turn into generic arch, flip over VISWS to generic arch

this is the big move: flip over VISWS to generic arch support.

From this commit on CONFIG_X86_VISWS is just another (default-disabled)
option that turns on certain quirks - no other complications.

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

3 files changed, 16 insertions, 15 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c8cb800b4b61..1805b24ba1a2 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -232,7 +232,7 @@ config SMP
 
 config X86_FIND_SMP_CONFIG
         def_bool y
-        depends on X86_MPPARSE || X86_VOYAGER || X86_VISWS
+        depends on X86_MPPARSE || X86_VOYAGER
 
 if ACPI
 config X86_MPPARSE
@@ -281,18 +281,6 @@ config X86_VOYAGER
           If you do not specifically know you have a Voyager based machine,
           say N here, otherwise the kernel you build will not be bootable.
 
-config X86_VISWS
-        bool "SGI 320/540 (Visual Workstation)"
-        depends on X86_32 && PCI
-        help
-          The SGI Visual Workstation series is an IA32-based workstation
-          based on SGI systems chips with some legacy PC hardware attached.
-
-          Say Y here to create a kernel to run on the SGI 320 or 540.
-
-          A kernel compiled for the Visual Workstation will not run on PCs
-          and vice versa. See <file:Documentation/sgi-visws.txt> for details.
-
 config X86_GENERICARCH
        bool "Generic architecture"
         depends on X86_32
@@ -363,6 +351,18 @@ config X86_VSMP
 
 endchoice
 
+config X86_VISWS
+        bool "SGI 320/540 (Visual Workstation)"
+        depends on X86_32 && PCI
+        help
+          The SGI Visual Workstation series is an IA32-based workstation
+          based on SGI systems chips with some legacy PC hardware attached.
+
+          Say Y here to create a kernel to run on the SGI 320 or 540.
+
+          A kernel compiled for the Visual Workstation will run on general
+          PCs as well. See <file:Documentation/sgi-visws.txt> for details.
+
 config SCHED_NO_NO_OMIT_FRAME_POINTER
         def_bool y
         prompt "Single-depth WCHAN output"
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index b03d24b44bf9..ce04b031f68b 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -114,8 +114,8 @@ mflags-$(CONFIG_X86_VOYAGER)	:= -Iinclude/asm-x86/mach-voyager
 mcore-$(CONFIG_X86_VOYAGER)     := arch/x86/mach-voyager/
 
 # VISWS subarch support
-mflags-$(CONFIG_X86_VISWS)      := -Iinclude/asm-x86/mach-visws
-mcore-$(CONFIG_X86_VISWS)       := arch/x86/mach-visws/
+#mflags-$(CONFIG_X86_VISWS)     := -Iinclude/asm-x86/mach-visws
+#mcore-$(CONFIG_X86_VISWS)      := arch/x86/mach-visws/
 
 # generic subarchitecture
 mflags-$(CONFIG_X86_GENERICARCH):= -Iinclude/asm-x86/mach-generic
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 59b14c940a28..08b7561cd5a9 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -19,6 +19,7 @@ obj-y			:= process_$(BITS).o signal_$(BITS).o entry_$(BITS).o
 obj-y                   += traps_$(BITS).o irq_$(BITS).o
 obj-y                   += time_$(BITS).o ioport.o ldt.o
 obj-y                   += setup.o i8259.o irqinit_$(BITS).o setup_percpu.o
+obj-$(CONFIG_X86_VISWS) += setup_visws.o traps_visws.o apic_visws.o
 obj-$(CONFIG_X86_32)    += probe_roms_32.o
 obj-$(CONFIG_X86_32)    += sys_i386_32.o i386_ksyms_32.o
 obj-$(CONFIG_X86_64)    += sys_x86_64.o x8664_ksyms_64.o