1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 * Google virtual Ethernet (gve) driver
3 *
4 * Copyright (C) 2015-2019 Google, Inc.
5 */
6
7 #ifndef _GVE_REGISTER_H_
8 #define _GVE_REGISTER_H_
9
10 /* Fixed Configuration Registers */
11 struct gve_registers {
12 __be32 device_status;
13 __be32 driver_status;
14 __be32 max_tx_queues;
15 __be32 max_rx_queues;
16 __be32 adminq_pfn;
17 __be32 adminq_doorbell;
18 __be32 adminq_event_counter;
19 u8 reserved[3];
20 u8 driver_version;
21 };
22
23 enum gve_device_status_flags {
24 GVE_DEVICE_STATUS_RESET_MASK = BIT(1),
25 GVE_DEVICE_STATUS_LINK_STATUS_MASK = BIT(2),
26 };
27 #endif /* _GVE_REGISTER_H_ */