X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=dev%2Fpcireg.h;h=8e8b7b451989ab8ed38f8b581ddf79dfedbbdeca;hb=425dda00df994b2483850e80260618b2a1a957bf;hp=96924a6a993a9fe049d595f4cb5c23ffbb18f41a;hpb=2f316082e44259feb0bbd8e933d736e37244f3b7;p=gem5.git

diff --git a/dev/pcireg.h b/dev/pcireg.h
index 96924a6a9..8e8b7b451 100644
--- a/dev/pcireg.h
+++ b/dev/pcireg.h
@@ -114,6 +114,11 @@ union PCIConfig {
 #define PCI_HEADER_TYPE		0x0E	// Header Type			ro
 #define PCI_BIST		0x0F	// Built in self test		rw
 
+// some pci command reg bitfields
+#define PCI_CMD_BME     0x04 // Bus master function enable
+#define PCI_CMD_MSE     0x02 // Memory Space Access enable
+#define PCI_CMD_IOSE    0x01 // I/O space enable
+
 // Type 0 PCI offsets
 #define PCI0_BASE_ADDR0		0x10	// Base Address 0		rw
 #define PCI0_BASE_ADDR1		0x14	// Base Address 1		rw