3 files changed, 21 insertions, 1 deletions

diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index b67732bbb85a..bb1a01f089e2 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -23,6 +23,12 @@ unsigned int pci_probe = PCI_PROBE_BIOS | PCI_PROBE_CONF1 | PCI_PROBE_CONF2 |
 unsigned int pci_early_dump_regs;
 static int pci_bf_sort;
 int pci_routeirq;
+int noioapicquirk;
+#ifdef CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS
+int noioapicreroute = 0;
+#else
+int noioapicreroute = 1;
+#endif
 int pcibios_last_bus = -1;
 unsigned long pirq_table_addr;
 struct pci_bus *pci_root_bus;
@@ -519,6 +525,17 @@ char * __devinit  pcibios_setup(char *str)
         } else if (!strcmp(str, "skip_isa_align")) {
                 pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
                 return NULL;
+        } else if (!strcmp(str, "noioapicquirk")) {
+                noioapicquirk = 1;
+                return NULL;
+        } else if (!strcmp(str, "ioapicreroute")) {
+                if (noioapicreroute != -1)
+                        noioapicreroute = 0;
+                return NULL;
+        } else if (!strcmp(str, "noioapicreroute")) {
+                if (noioapicreroute != -1)
+                        noioapicreroute = 1;
+                return NULL;
         }
         return str;
 }
diff --git a/arch/x86/pci/direct.c b/arch/x86/pci/direct.c
index 9915293500fb..9a5af6c8fbe9 100644
--- a/arch/x86/pci/direct.c
+++ b/arch/x86/pci/direct.c
@@ -173,7 +173,7 @@ static int pci_conf2_write(unsigned int seg, unsigned int bus,
 
 #undef PCI_CONF2_ADDRESS
 
-static struct pci_raw_ops pci_direct_conf2 = {
+struct pci_raw_ops pci_direct_conf2 = {
         .read =         pci_conf2_read,
         .write =        pci_conf2_write,
 };
@@ -289,6 +289,7 @@ int __init pci_direct_probe(void)
 
         if (pci_check_type1()) {
                 raw_pci_ops = &pci_direct_conf1;
+                port_cf9_safe = true;
                 return 1;
         }
         release_resource(region);
@@ -305,6 +306,7 @@ int __init pci_direct_probe(void)
 
         if (pci_check_type2()) {
                 raw_pci_ops = &pci_direct_conf2;
+                port_cf9_safe = true;
                 return 2;
         }
 
diff --git a/arch/x86/pci/pci.h b/arch/x86/pci/pci.h
index 15b9cf6be729..1959018aac02 100644
--- a/arch/x86/pci/pci.h
+++ b/arch/x86/pci/pci.h
@@ -96,6 +96,7 @@ extern struct pci_raw_ops *raw_pci_ops;
 extern struct pci_raw_ops *raw_pci_ext_ops;
 
 extern struct pci_raw_ops pci_direct_conf1;
+extern bool port_cf9_safe;
 
 /* arch_initcall level */
 extern int pci_direct_probe(void);