extern int no_iommu, force_iommu;
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);
extern int (*pci_config_read)(int seg, int bus, int dev, int fn, int reg, int len, u32 *value);