From cab6ab815bb8863f853538bab7a8e6214aef5b68 Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Tue, 14 Mar 2017 05:49:29 +0800 Subject: Add i.MX8 SoCs support This patch adds i.MX8 SoCs ATFW support, including below basic features: * LPUART * SCFW RPC * SMP boot up Each SoC will have its own platform definition and driver to support. Signed-off-by: Anson Huang Signed-off-by: Bai Ping --- plat/freescale/common/include/sci/ipc.h | 90 +++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100755 plat/freescale/common/include/sci/ipc.h (limited to 'plat/freescale/common/include/sci/ipc.h') diff --git a/plat/freescale/common/include/sci/ipc.h b/plat/freescale/common/include/sci/ipc.h new file mode 100755 index 00000000..d9ad74b2 --- /dev/null +++ b/plat/freescale/common/include/sci/ipc.h @@ -0,0 +1,90 @@ +/* + * Copyright 2017 NXP + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * Neither the name of NXP nor the names of its contributors may be used + * to endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/*! + * Header file for the IPC implementation. + */ + +#ifndef _SC_IPC_H +#define _SC_IPC_H + +/* Includes */ + +#include + +/* Defines */ + +/* Types */ + +/* Functions */ + +/*! + * This function opens an IPC channel. + * + * @param[out] ipc return pointer for ipc handle + * @param[in] id id of channel to open + * + * @return Returns an error code (SC_ERR_NONE = success, SC_ERR_IPC + * otherwise). + * + * The \a id parameter is implementation specific. Could be an MU + * address, pointer to a driver path, channel index, etc. + */ +sc_err_t sc_ipc_open(sc_ipc_t *ipc, sc_ipc_id_t id); + +/*! + * This function closes an IPC channel. + * + * @param[in] ipc id of channel to close + */ +void sc_ipc_close(sc_ipc_t ipc); + +/*! + * This function reads a message from an IPC channel. + * + * @param[in] ipc id of channel read from + * @param[out] data pointer to message buffer to read + * + * This function will block if no message is available to be read. + */ +void sc_ipc_read(sc_ipc_t ipc, void *data); + +/*! + * This function writes a message to an IPC channel. + * + * @param[in] ipc id of channel to write to + * @param[in] data pointer to message buffer to write + * + * This function will block if the outgoing buffer is full. + */ +void sc_ipc_write(sc_ipc_t ipc, void *data); + +#endif /* _SC_IPC_H */ + -- cgit v1.2.3