1 /* 2 * Copyright (c) 2020-2023, MediaTek Inc. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <common/debug.h> 8 #include <common/runtime_svc.h> 9 #include <emi_mpu.h> 10 #include <mt_dp.h> 11 #include <mt_spm.h> 12 #include <mt_spm_vcorefs.h> 13 #include <mtk_apusys.h> 14 #include <mtk_sip_svc.h> 15 #include <plat_dfd.h> 16 #include "plat_sip_calls.h" 17 18 uintptr_t mediatek_plat_sip_handler(uint32_t smc_fid, 19 u_register_t x1, 20 u_register_t x2, 21 u_register_t x3, 22 u_register_t x4, 23 void *cookie, 24 void *handle, 25 u_register_t flags) 26 { 27 int32_t ret; 28 uint32_t ret_val; 29 30 switch (smc_fid) { 31 case MTK_SIP_TEE_MPU_PERM_SET_AARCH64: 32 case MTK_SIP_TEE_MPU_PERM_SET_AARCH32: 33 ret = emi_mpu_sip_handler(x1, x2, x3); 34 SMC_RET1(handle, ret); 35 break; 36 case MTK_SIP_DP_CONTROL_AARCH32: 37 case MTK_SIP_DP_CONTROL_AARCH64: 38 ret = dp_secure_handler(x1, x2, &ret_val); 39 SMC_RET2(handle, ret, ret_val); 40 break; 41 case MTK_SIP_VCORE_CONTROL_AARCH32: 42 case MTK_SIP_VCORE_CONTROL_AARCH64: 43 ret = spm_vcorefs_v2_args(x1, x2, x3, &x4); 44 SMC_RET2(handle, ret, x4); 45 break; 46 case MTK_SIP_KERNEL_DFD_AARCH32: 47 case MTK_SIP_KERNEL_DFD_AARCH64: 48 ret = dfd_smc_dispatcher(x1, x2, x3, x4); 49 SMC_RET1(handle, ret); 50 break; 51 case MTK_SIP_APUSYS_CONTROL_AARCH32: 52 case MTK_SIP_APUSYS_CONTROL_AARCH64: 53 ret = apusys_kernel_ctrl(x1, x2, x3, x4, &ret_val); 54 SMC_RET2(handle, ret, ret_val); 55 break; 56 default: 57 ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid); 58 break; 59 } 60 61 SMC_RET1(handle, SMC_UNK); 62 } 63