x86, VisWS: turn into generic arch, add early init quirks

add early init quirks for VisWS. This gradually turns the VISWS subarch
into a generic PC architecture.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/pci/Makefile b/arch/x86/pci/Makefile
index fa0164d..c03c209 100644
--- a/arch/x86/pci/Makefile
+++ b/arch/x86/pci/Makefile
@@ -11,7 +11,7 @@
 
 # Careful: VISWS overrule the pci-y above. The colons are
 # therefor correct. This needs a proper fix by distangling the code.
-#pci-$(CONFIG_X86_VISWS)		:= visws.o irq.o fixup.o
+pci-$(CONFIG_X86_VISWS)		+= visws.o
 
 pci-$(CONFIG_X86_NUMAQ)		+= numa.o
 
diff --git a/arch/x86/pci/visws.c b/arch/x86/pci/visws.c
index 343ccf6..2e02221 100644
--- a/arch/x86/pci/visws.c
+++ b/arch/x86/pci/visws.c
@@ -107,7 +107,11 @@
 
 static __init int pci_subsys_init(void)
 {
+	return -1;
+
 	pci_visws_init();
 	pcibios_init();
+
+	return 0;
 }
 subsys_initcall(pci_subsys_init);