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-rw-r--r--src/arch/x86/include/arch/pci_io_cfg.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/arch/x86/include/arch/pci_io_cfg.h b/src/arch/x86/include/arch/pci_io_cfg.h
index 45c757c95b..288bbc2eff 100644
--- a/src/arch/x86/include/arch/pci_io_cfg.h
+++ b/src/arch/x86/include/arch/pci_io_cfg.h
@@ -7,8 +7,10 @@
#include <arch/io.h>
#include <device/pci_type.h>
-#define PCI_IO_CONFIG_INDEX 0xcf8
-#define PCI_IO_CONFIG_DATA 0xcfc
+#define PCI_IO_CONFIG_INDEX 0xcf8
+#define PCI_IO_CONFIG_DATA 0xcfc
+#define PCI_IO_CONFIG_PORT_COUNT 8
+#define PCI_IO_CONFIG_LAST_PORT (PCI_IO_CONFIG_INDEX + PCI_IO_CONFIG_PORT_COUNT - 1)
static __always_inline
uint32_t pci_io_encode_addr(pci_devfn_t dev, uint16_t reg)