Signed-off-by: Peter Xu <peterx@xxxxxxxxxx>
---
lib/pci.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/pci.h b/lib/pci.h
index 63f8a0a..0bdfd8c 100644
--- a/lib/pci.h
+++ b/lib/pci.h
@@ -18,6 +18,9 @@ enum {
#define PCI_BAR_NUM (6)
#define PCI_DEVFN_MAX (256)
+#define PCI_BDF_GET_DEVFN(x) ((x) & 0xff)
+#define PCI_BDF_GET_BUS(x) (((x) >> 8) & 0xff)
+
struct pci_dev {
uint16_t bdf;
phys_addr_t bar[PCI_BAR_NUM];
--
2.7.4
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