xref: /rk3399_ARM-atf/plat/mediatek/mt8195/plat_sip_calls.c (revision 3b994a75306cc487144dd8e2e15433799e62e6f2)
1938fd425SYidi Lin /*
2938fd425SYidi Lin  * Copyright (c) 2020, MediaTek Inc. All rights reserved.
3938fd425SYidi Lin  *
4938fd425SYidi Lin  * SPDX-License-Identifier: BSD-3-Clause
5938fd425SYidi Lin  */
6938fd425SYidi Lin 
7938fd425SYidi Lin #include <common/debug.h>
8938fd425SYidi Lin #include <common/runtime_svc.h>
97eb42237SRex-BC Chen #include <mt_dp.h>
10d562130eSDawei Chien #include <mt_spm.h>
11d562130eSDawei Chien #include <mt_spm_vcorefs.h>
127eb42237SRex-BC Chen #include <mtk_sip_svc.h>
13*3b994a75SRex-BC Chen #include <plat_dfd.h>
147eb42237SRex-BC Chen #include "plat_sip_calls.h"
15938fd425SYidi Lin 
16938fd425SYidi Lin uintptr_t mediatek_plat_sip_handler(uint32_t smc_fid,
17938fd425SYidi Lin 				u_register_t x1,
18938fd425SYidi Lin 				u_register_t x2,
19938fd425SYidi Lin 				u_register_t x3,
20938fd425SYidi Lin 				u_register_t x4,
21938fd425SYidi Lin 				void *cookie,
22938fd425SYidi Lin 				void *handle,
23938fd425SYidi Lin 				u_register_t flags)
24938fd425SYidi Lin {
257eb42237SRex-BC Chen 	int32_t ret;
267eb42237SRex-BC Chen 	uint32_t ret_val;
277eb42237SRex-BC Chen 
28938fd425SYidi Lin 	switch (smc_fid) {
297eb42237SRex-BC Chen 	case MTK_SIP_DP_CONTROL_AARCH32:
307eb42237SRex-BC Chen 	case MTK_SIP_DP_CONTROL_AARCH64:
317eb42237SRex-BC Chen 		ret = dp_secure_handler(x1, x2, &ret_val);
327eb42237SRex-BC Chen 		SMC_RET2(handle, ret, ret_val);
337eb42237SRex-BC Chen 		break;
34d562130eSDawei Chien 	case MTK_SIP_VCORE_CONTROL_ARCH32:
35d562130eSDawei Chien 	case MTK_SIP_VCORE_CONTROL_ARCH64:
36d562130eSDawei Chien 		ret = spm_vcorefs_v2_args(x1, x2, x3, &x4);
37d562130eSDawei Chien 		SMC_RET2(handle, ret, x4);
38d562130eSDawei Chien 		break;
39*3b994a75SRex-BC Chen 	case MTK_SIP_KERNEL_DFD_AARCH32:
40*3b994a75SRex-BC Chen 	case MTK_SIP_KERNEL_DFD_AARCH64:
41*3b994a75SRex-BC Chen 		ret = dfd_smc_dispatcher(x1, x2, x3, x4);
42*3b994a75SRex-BC Chen 		SMC_RET1(handle, ret);
43*3b994a75SRex-BC Chen 		break;
44938fd425SYidi Lin 	default:
45938fd425SYidi Lin 		ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
46938fd425SYidi Lin 		break;
47938fd425SYidi Lin 	}
48938fd425SYidi Lin 
49938fd425SYidi Lin 	SMC_RET1(handle, SMC_UNK);
50938fd425SYidi Lin }
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