/* * Copyright (c) 2014, Mentor Graphics Corporation * Copyright (c) 2015 Xilinx, Inc. * Copyright (c) 2016 Freescale Semiconductor, Inc. * Copyright 2016-2021 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef RPMSG_CONFIG_H_ #define RPMSG_CONFIG_H_ /*! * @addtogroup config * @{ * @file */ //! @name Configuration options //@{ //! @def RL_MS_PER_INTERVAL //! //! Delay in milliseconds used in non-blocking API functions for polling. //! The default value is 1. #define RL_MS_PER_INTERVAL (1) //! @def RL_BUFFER_PAYLOAD_SIZE //! //! Size of the buffer payload, it must be equal to (240, 496, 1008, ...) //! [2^n - 16]. Ensure the same value is defined on both sides of rpmsg //! communication. The default value is 496U. #define RL_BUFFER_PAYLOAD_SIZE (240U) //! @def RL_BUFFER_COUNT //! //! Number of the buffers, it must be power of two (2, 4, ...). //! The default value is 2U. //! Note this value defines the buffer count for one direction of the rpmsg //! communication only, i.e. if the default value of 2 is used //! in rpmsg_config.h files for the master and the remote side, 4 buffers //! in total are created in the shared memory. #define RL_BUFFER_COUNT (2U) //! @def RL_API_HAS_ZEROCOPY //! //! Zero-copy API functions enabled/disabled. //! The default value is 1 (enabled). #define RL_API_HAS_ZEROCOPY (1) //! @def RL_USE_STATIC_API //! //! Static API functions (no dynamic allocation) enabled/disabled. //! The default value is 0 (static API disabled). #define RL_USE_STATIC_API (0) //! @def RL_CLEAR_USED_BUFFERS //! //! Clearing used buffers before returning back to the pool of free buffers //! enabled/disabled. //! The default value is 0 (disabled). #define RL_CLEAR_USED_BUFFERS (0) //! @def RL_USE_MCMGR_IPC_ISR_HANDLER //! //! When enabled IPC interrupts are managed by the Multicore Manager (IPC //! interrupts router), when disabled RPMsg-Lite manages IPC interrupts //! by itself. //! The default value is 0 (no MCMGR IPC ISR handler used). #define RL_USE_MCMGR_IPC_ISR_HANDLER (0) //! @def RL_USE_ENVIRONMENT_CONTEXT //! //! When enabled the environment layer uses its own context. //! Added for QNX port mainly, but can be used if required. //! The default value is 0 (no context, saves some RAM). #define RL_USE_ENVIRONMENT_CONTEXT (0) //! @def RL_DEBUG_CHECK_BUFFERS //! //! Do not use in RPMsg-Lite to Linux configuration #define RL_DEBUG_CHECK_BUFFERS (0) //@} #endif /* RPMSG_CONFIG_H_ */