1 /* 2 * Copyright (c) 2020, 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 <mt_dp.h> 10 #include <mt_spm.h> 11 #include <mt_spm_vcorefs.h> 12 #include <mtk_sip_svc.h> 13 #include "plat_sip_calls.h" 14 15 uintptr_t mediatek_plat_sip_handler(uint32_t smc_fid, 16 u_register_t x1, 17 u_register_t x2, 18 u_register_t x3, 19 u_register_t x4, 20 void *cookie, 21 void *handle, 22 u_register_t flags) 23 { 24 int32_t ret; 25 uint32_t ret_val; 26 27 switch (smc_fid) { 28 case MTK_SIP_DP_CONTROL_AARCH32: 29 case MTK_SIP_DP_CONTROL_AARCH64: 30 ret = dp_secure_handler(x1, x2, &ret_val); 31 SMC_RET2(handle, ret, ret_val); 32 break; 33 case MTK_SIP_VCORE_CONTROL_ARCH32: 34 case MTK_SIP_VCORE_CONTROL_ARCH64: 35 ret = spm_vcorefs_v2_args(x1, x2, x3, &x4); 36 SMC_RET2(handle, ret, x4); 37 break; 38 default: 39 ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid); 40 break; 41 } 42 43 SMC_RET1(handle, SMC_UNK); 44 } 45