#define PCI_MIN_GNT 0x3e /* 8 bits */
#define PCI_MAX_LAT 0x3f /* 8 bits */
+#define PCI_RANGE_RELOCATABLE 0x80000000
+#define PCI_RANGE_PREFETCHABLE 0x40000000
+#define PCI_RANGE_ALIASED 0x20000000
+#define PCI_RANGE_TYPE_MASK 0x03000000
+#define PCI_RANGE_MMIO_64BIT 0x03000000
+#define PCI_RANGE_MMIO 0x02000000
+#define PCI_RANGE_IOPORT 0x01000000
+#define PCI_RANGE_CONFIG 0x00000000
+
typedef struct {
u16 signature;
u8 reserved[0x16];