1 /*
2  * Copyright (c) 2018 Nordic Semiconductor ASA
3  * Copyright (c) 2018-2019 Linaro Limited
4  *
5  * SPDX-License-Identifier: Apache-2.0
6  */
7 
8 #ifndef COMMON_H__
9 #define COMMON_H__
10 
11 #define VDEV_START_ADDR		DT_REG_ADDR(DT_CHOSEN(zephyr_ipc_shm))
12 #define VDEV_SIZE		DT_REG_SIZE(DT_CHOSEN(zephyr_ipc_shm))
13 
14 #define VDEV_STATUS_ADDR	VDEV_START_ADDR
15 #define VDEV_STATUS_SIZE	0x400
16 
17 #define SHM_START_ADDR		(VDEV_START_ADDR + VDEV_STATUS_SIZE)
18 #define SHM_SIZE		(VDEV_SIZE - VDEV_STATUS_SIZE)
19 #define SHM_DEVICE_NAME		"sramx.shm"
20 
21 #define VRING_COUNT		2
22 #define VRING_RX_ADDRESS	(VDEV_START_ADDR + SHM_SIZE - VDEV_STATUS_SIZE)
23 #define VRING_TX_ADDRESS	(VDEV_START_ADDR + SHM_SIZE)
24 #define VRING_ALIGNMENT		4
25 #define VRING_SIZE		16
26 
27 
28 #endif
29