diff --git a/vmkdrivers/src_9/drivers/net/tg3/esx_ioctl.h b/vmkdrivers/src_9/drivers/net/tg3/esx_ioctl.h
new file mode 100644
index 0000000000000000000000000000000000000000..35e040b88f8ce3279487685283434ff4692d08f4
--- /dev/null
+++ b/vmkdrivers/src_9/drivers/net/tg3/esx_ioctl.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+ * Copyright(c) 2000-2012 Broadcom Corporation, all rights reserved
+ * Proprietary and Confidential Information.
+ *
+ * This source file is the property of Broadcom Corporation, and
+ * may not be copied or distributed in any isomorphic form without 
+ * the prior written consent of Broadcom Corporation. 
+ *
+ * Name: esx_ioctl.h
+ *
+ * Description: Define data structures and prototypes to access ioctls
+ *              supported by driver in VMware ESXi system.
+ *
+ * Author: cchsu
+ *
+ * $Log:
+ * 
+ ****************************************************************************/
+
+#ifndef BRCM_VMWARE_IOCTL_H
+#define BRCM_VMWARE_IOCTL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define BRCM_VMWARE_CIM_IOCTL  0x89f0
+
+#define BRCM_VMWARE_CIM_CMD_ENABLE_NIC          0x0001
+#define BRCM_VMWARE_CIM_CMD_DISABLE_NIC         0x0002
+#define BRCM_VMWARE_CIM_CMD_REG_READ            0x0003
+#define BRCM_VMWARE_CIM_CMD_REG_WRITE           0x0004
+#define BRCM_VMWARE_CIM_CMD_GET_NIC_PARAM       0x0005
+#define BRCM_VMWARE_CIM_CMD_GET_NIC_STATUS      0x0006
+#define BRCM_VMWARE_CIM_CMD_CFG_REG_READ        0x0007
+#define BRCM_VMWARE_CIM_CMD_CFG_REG_WRITE       0x0008
+
+// Access type for Register Read/Write Ioctl
+#define BRCM_VMWARE_REG_ACCESS_DIRECT           0x0000
+#define BRCM_VMWARE_REG_ACCESS_PCI_CFG          0x0001
+
+struct brcm_vmware_ioctl_reg_read_req
+{
+    u32 reg_offset;
+    u32 reg_value;
+    u32 reg_access_type;
+} __attribute__((packed));
+
+struct brcm_vmware_ioctl_reg_write_req
+{
+    u32 reg_offset;
+    u32 reg_value;
+    u32 reg_access_type;
+} __attribute__((packed));
+
+#define BRCM_VMWARE_GET_NIC_PARAM_VERSION   1
+struct brcm_vmware_ioctl_get_nic_param_req
+{
+    u32 version;
+    u32 mtu;
+    u8  current_mac_addr[8];
+} __attribute__((packed));
+
+#define BRCM_VMWARE_INVALID_NIC_STATUS  0xffffffff
+struct brcm_vmware_ioctl_get_nic_status_req
+{
+    u32 nic_status; // 1: Up, 0: Down
+} __attribute__((packed));
+
+struct brcm_vmware_ioctl_req
+{
+    u32 cmd;
+    union {
+        // no struct for reset_nic command
+        struct brcm_vmware_ioctl_reg_read_req reg_read_req;
+        struct brcm_vmware_ioctl_reg_write_req reg_write_req;
+        struct brcm_vmware_ioctl_get_nic_param_req get_nic_param_req;
+        struct brcm_vmware_ioctl_get_nic_status_req get_nic_status_req;
+    } cmd_req;
+} __attribute__((packed));
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif