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