/**************************************************************************** * * Copyright 2020 Samsung Electronics All Rights Reserved. * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, * either express or implied. See the License for the specific * language governing permissions and limitations under the License. * ****************************************************************************/ /*************** Include Files ********************************************/ #include "sss_map.h" #include "sss_driver_error.h" #include "sss_driver_util.h" #include "mb_cmd_system.h" /*************** Assertions ***********************************************/ /*************** Definitions / Macros *************************************/ /*************** New Data Types (Basic Data Types) ***********************/ /*************** New Data Types *******************************************/ /*************** Constants ************************************************/ /*************** Variable declarations ************************************/ /*************** Functions ***********************************************/ unsigned int mb_system_clear(unsigned int type) { int ret; //! step 0 : check the status of mailbox if (SSS_MB_STATUS) { return ERROR_SYSTEM_MAILBOX_BUSY; } //! set data field //! step 1-2 : set control field SSS_CTRL_FIELD_SET(1U, type); //! step 2 : run mb_cmd SSS_SET_MB_COMMAND(FUNC_SYSTEM_CLEAR); //! step 3 : wait for response WAIT_SFR_BIT_CLR(SSS_MB_STATUS, 0x01); //! step 4 : get return value// get return value SSS_GET_MB_RESULT(ret); if (ret == RSP_SUCCESS) { ret = SUCCESS; } else { SSS_GET_ERROR_CODE(ret); } return ret; } unsigned int mb_system_get_info(unsigned int *version) { int ret; //! step 0 : check the status of mailbox if (SSS_MB_STATUS) { return ERROR_SYSTEM_MAILBOX_BUSY; } //! set data field //! step 1-2 : set control field //! step 2 : run mb_cmd SSS_SET_MB_COMMAND(FUNC_SYSTEM_GET_INFO); //! step 3 : wait for response WAIT_SFR_BIT_CLR(SSS_MB_STATUS, 0x03); //! step 4 : get return value// get return value SSS_GET_MB_RESULT(ret); if (ret == RSP_SUCCESS) { //_isp_memcpy_mailbox((unsigned int *)version , (unsigned int *)(DATA_FIELD_BASE), 8); *version++ = SSS_DATA_FIELD(0); *version++ = SSS_DATA_FIELD(1); ret = SUCCESS; } else { SSS_GET_ERROR_CODE(ret); } return ret; } unsigned int mb_system_get_info_sram(unsigned int *version) { int ret; //! step 0 : check the status of mailbox if (SSS_MB_STATUS) { return ERROR_SYSTEM_MAILBOX_BUSY; } //! set data field //! step 1-2 : set control field //! step 2 : run mb_cmd SSS_SET_MB_COMMAND(0x00000102); //! step 3 : wait for response WAIT_SFR_BIT_CLR(SSS_MB_STATUS, 0x03); //! step 4 : get return value// get return value SSS_GET_MB_RESULT(ret); if (ret == RSP_SUCCESS) { //_isp_memcpy_mailbox((unsigned int *)version , (unsigned int *)(DATA_FIELD_BASE), 8); *version++ = SSS_DATA_FIELD(0); *version++ = SSS_DATA_FIELD(1); ret = SUCCESS; } else { SSS_GET_ERROR_CODE(ret); } return ret; } unsigned int mb_system_fw_loading(unsigned int u32REMAP_ADDR, unsigned int u32SFR_REMAP_ADDR) { int ret; //! step 0 : check the status of mailbox if (SSS_MB_STATUS) { return ERROR_SYSTEM_MAILBOX_BUSY; } //! set data field SSS_DATA_FIELD_SET(0, u32REMAP_ADDR); SSS_DATA_FIELD_SET(1, u32SFR_REMAP_ADDR); //! step 1-2 : set control field //! step 2 : run mb_cmd SSS_SET_MB_COMMAND(FUNC_SYSTEM_SELF_LOAD); //! step 3 : wait for response WAIT_SFR_BIT_CLR(SSS_MB_STATUS, 0x01); //! step 4 : get return value// get return value SSS_GET_MB_RESULT(ret); if (ret == RSP_SUCCESS) { ret = SSSR_SUCCESS; } else { SSS_GET_ERROR_CODE(ret); } return ret; } unsigned int sss_mb_command(unsigned int u32Command) { unsigned int ret; //! - Run mb_cmd SSS_SET_MB_COMMAND(u32Command); //! - Wait for response WAIT_SFR_BIT_CLR(SSS_MB_STATUS, 0x01); //! - Check result ret = sss_mb_check_error(); return ret; } unsigned int sss_mb_check_n_get_response(stOCTET_STRING *pstOutput, unsigned int u32ExpecedLen) { unsigned int ret; unsigned int rsp_block_byte_len; SSS_GET_RSP_LEN(rsp_block_byte_len); if (rsp_block_byte_len == u32ExpecedLen) { ret = _sss_MB_to_OS(pstOutput, (unsigned int *)(SSS_DATA_FIELD_BASE), rsp_block_byte_len); } else { return ERROR_INVALID_LEN_RSP_BLOCK; } return ret; } unsigned int sss_mb_get_response(stOCTET_STRING *pstOutput) { unsigned int ret; unsigned int rsp_block_byte_len; SSS_GET_RSP_LEN(rsp_block_byte_len); ret = _sss_MB_to_OS(pstOutput, (unsigned int *)(SSS_DATA_FIELD_BASE), rsp_block_byte_len); return ret; } unsigned int sss_mb_check_n_get_response_BN(stBIG_NUM *pstOutput, unsigned int u32ExpecedLen) { unsigned int ret; unsigned int rsp_block_byte_len; SSS_GET_RSP_LEN(rsp_block_byte_len); if (rsp_block_byte_len == u32ExpecedLen) { ret = _sss_MB_to_BN(pstOutput, (unsigned int *)(SSS_DATA_FIELD_BASE), rsp_block_byte_len); } else { return ERROR_INVALID_LEN_RSP_BLOCK; } return ret; } unsigned int sss_mb_get_response_BN(stBIG_NUM *pstOutput) { unsigned int ret; unsigned int rsp_block_byte_len; SSS_GET_RSP_LEN(rsp_block_byte_len); ret = _sss_MB_to_BN(pstOutput, (unsigned int *)(SSS_DATA_FIELD_BASE), rsp_block_byte_len); return ret; } unsigned int sss_mb_check_error(void) { unsigned int ret; SSS_GET_MB_RESULT(ret); if (ret == RSP_SUCCESS) { ret = SSSR_SUCCESS; } else { SSS_GET_ERROR_CODE(ret); } return ret; }