1 files changed, 3 insertions, 1 deletions

diff --git a/include/asm-i386/pci.h b/include/asm-i386/pci.h
index 2cbab30734d6..78c85985aee3 100644
--- a/include/asm-i386/pci.h
+++ b/include/asm-i386/pci.h
@@ -18,9 +18,11 @@ extern unsigned int pcibios_assign_all_busses(void);
 #define pcibios_scan_all_fns(a, b)      0
 
 extern unsigned long pci_mem_start;
-#define PCIBIOS_MIN_IO          0x4000
+#define PCIBIOS_MIN_IO          0x1000
 #define PCIBIOS_MIN_MEM         (pci_mem_start)
 
+#define PCIBIOS_MIN_CARDBUS_IO  0x4000
+
 void pcibios_config_init(void);
 struct pci_bus * pcibios_scan_root(int bus);