xref: /rk3399_ARM-atf/plat/mediatek/mt8192/plat_sip_calls.c (revision 3dbbbca29e3c42a6f9976878f27e1f1fd75b5c8e)
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 <mtk_sip_svc.h>
10 #include <mt_spm_vcorefs.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 	uint64_t ret;
23 
24 	switch (smc_fid) {
25 	case MTK_SIP_VCORE_CONTROL_ARCH32:
26 	case MTK_SIP_VCORE_CONTROL_ARCH64:
27 		ret = spm_vcorefs_args(x1, x2, x3, (uint64_t *)&x4);
28 		SMC_RET2(handle, ret, x4);
29 		break;
30 	default:
31 		ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
32 		break;
33 	}
34 
35 	SMC_RET1(handle, SMC_UNK);
36 }
37