/* SPDX-License-Identifier: (GPL-2.0 OR MIT) * Google virtual Ethernet (gve) driver * * Copyright (C) 2015-2019 Google, Inc. */ #ifndef _GVE_REGISTER_H_ #define _GVE_REGISTER_H_ /* Fixed Configuration Registers */ struct gve_registers { __be32 device_status; __be32 driver_status; __be32 max_tx_queues; __be32 max_rx_queues; __be32 adminq_pfn; __be32 adminq_doorbell; __be32 adminq_event_counter; u8 reserved[3]; u8 driver_version; __be32 adminq_base_address_hi; __be32 adminq_base_address_lo; __be16 adminq_length; }; enum gve_device_status_flags { GVE_DEVICE_STATUS_RESET_MASK = BIT(1), GVE_DEVICE_STATUS_LINK_STATUS_MASK = BIT(2), GVE_DEVICE_STATUS_REPORT_STATS_MASK = BIT(3), GVE_DEVICE_STATUS_DEVICE_IS_RESET = BIT(4), }; enum gve_driver_status_flags { GVE_DRIVER_STATUS_RUN_MASK = BIT(0), GVE_DRIVER_STATUS_RESET_MASK = BIT(1), }; #endif /* _GVE_REGISTER_H_ */