/* * Copyright (c) 2016-2022, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include #include #include #include #include #include #include #include #include #include #include #include #include void clean_top_32b_of_param(uint32_t smc_fid, u_register_t *px1, u_register_t *px2, u_register_t *px3, u_register_t *px4) { /* if parameters from SMC32. Clean top 32 bits */ if (GET_SMC_CC(smc_fid) == SMC_64) { *px1 = *px1 & SMC32_PARAM_MASK; *px2 = *px2 & SMC32_PARAM_MASK; *px3 = *px3 & SMC32_PARAM_MASK; *px4 = *px4 & SMC32_PARAM_MASK; } } /***************************************************************************** * plat_is_smccc_feature_available() - This function checks whether SMCCC * feature is availabile for platform. * @fid: SMCCC function id * * Return SMC_OK if SMCCC feature is available and SMC_ARCH_CALL_NOT_SUPPORTED * otherwise. *****************************************************************************/ int32_t plat_is_smccc_feature_available(u_register_t fid) { switch (fid) { case SMCCC_ARCH_SOC_ID: return SMC_ARCH_CALL_SUCCESS; default: return SMC_ARCH_CALL_NOT_SUPPORTED; } } int32_t plat_get_soc_version(void) { uint32_t manfid = SOC_ID_SET_JEP_106(JEDEC_MTK_BKID, JEDEC_MTK_MFID); return (int32_t)(manfid | (SOC_CHIP_ID & SOC_ID_IMPL_DEF_MASK)); } int32_t plat_get_soc_revision(void) { return 0; }