1*91f16700Schasinglulu /* 2*91f16700Schasinglulu * Copyright (c) 2016-2022, ARM Limited and Contributors. All rights reserved. 3*91f16700Schasinglulu * 4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause 5*91f16700Schasinglulu */ 6*91f16700Schasinglulu 7*91f16700Schasinglulu #include <arch_helpers.h> 8*91f16700Schasinglulu #include <common/bl_common.h> 9*91f16700Schasinglulu #include <common/debug.h> 10*91f16700Schasinglulu #include <drivers/arm/cci.h> 11*91f16700Schasinglulu #include <drivers/console.h> 12*91f16700Schasinglulu #include <lib/mmio.h> 13*91f16700Schasinglulu #include <lib/smccc.h> 14*91f16700Schasinglulu #include <lib/xlat_tables/xlat_tables.h> 15*91f16700Schasinglulu #include <plat/common/platform.h> 16*91f16700Schasinglulu #include <services/arm_arch_svc.h> 17*91f16700Schasinglulu 18*91f16700Schasinglulu #include <mtk_plat_common.h> 19*91f16700Schasinglulu #include <mtk_sip_svc.h> 20*91f16700Schasinglulu #include <plat_private.h> 21*91f16700Schasinglulu 22*91f16700Schasinglulu void clean_top_32b_of_param(uint32_t smc_fid, 23*91f16700Schasinglulu u_register_t *px1, 24*91f16700Schasinglulu u_register_t *px2, 25*91f16700Schasinglulu u_register_t *px3, 26*91f16700Schasinglulu u_register_t *px4) 27*91f16700Schasinglulu { 28*91f16700Schasinglulu /* if parameters from SMC32. Clean top 32 bits */ 29*91f16700Schasinglulu if (GET_SMC_CC(smc_fid) == SMC_64) { 30*91f16700Schasinglulu *px1 = *px1 & SMC32_PARAM_MASK; 31*91f16700Schasinglulu *px2 = *px2 & SMC32_PARAM_MASK; 32*91f16700Schasinglulu *px3 = *px3 & SMC32_PARAM_MASK; 33*91f16700Schasinglulu *px4 = *px4 & SMC32_PARAM_MASK; 34*91f16700Schasinglulu } 35*91f16700Schasinglulu } 36*91f16700Schasinglulu 37*91f16700Schasinglulu /***************************************************************************** 38*91f16700Schasinglulu * plat_is_smccc_feature_available() - This function checks whether SMCCC 39*91f16700Schasinglulu * feature is availabile for platform. 40*91f16700Schasinglulu * @fid: SMCCC function id 41*91f16700Schasinglulu * 42*91f16700Schasinglulu * Return SMC_OK if SMCCC feature is available and SMC_ARCH_CALL_NOT_SUPPORTED 43*91f16700Schasinglulu * otherwise. 44*91f16700Schasinglulu *****************************************************************************/ 45*91f16700Schasinglulu int32_t plat_is_smccc_feature_available(u_register_t fid) 46*91f16700Schasinglulu { 47*91f16700Schasinglulu switch (fid) { 48*91f16700Schasinglulu case SMCCC_ARCH_SOC_ID: 49*91f16700Schasinglulu return SMC_ARCH_CALL_SUCCESS; 50*91f16700Schasinglulu default: 51*91f16700Schasinglulu return SMC_ARCH_CALL_NOT_SUPPORTED; 52*91f16700Schasinglulu } 53*91f16700Schasinglulu } 54*91f16700Schasinglulu 55*91f16700Schasinglulu int32_t plat_get_soc_version(void) 56*91f16700Schasinglulu { 57*91f16700Schasinglulu uint32_t manfid = SOC_ID_SET_JEP_106(JEDEC_MTK_BKID, JEDEC_MTK_MFID); 58*91f16700Schasinglulu 59*91f16700Schasinglulu return (int32_t)(manfid | (SOC_CHIP_ID & SOC_ID_IMPL_DEF_MASK)); 60*91f16700Schasinglulu } 61*91f16700Schasinglulu 62*91f16700Schasinglulu int32_t plat_get_soc_revision(void) 63*91f16700Schasinglulu { 64*91f16700Schasinglulu return 0; 65*91f16700Schasinglulu } 66