x86, VisWS: turn into generic arch, clean up

rename setup_visws.c to visws_quirks.c.
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/Makefile

@@ -19,7 +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-$(CONFIG_X86_VISWS)	+= visws_quirks.o traps_visws.o apic_visws.o
 obj-$(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