xref: /rk3399_ARM-atf/plat/imx/common/imx_sip_svc.c (revision 025514ba80f9bd51af460ff29c4a325904c1812c)
1*025514baSAnson Huang /*
2*025514baSAnson Huang  * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
3*025514baSAnson Huang  *
4*025514baSAnson Huang  * SPDX-License-Identifier: BSD-3-Clause
5*025514baSAnson Huang  */
6*025514baSAnson Huang 
7*025514baSAnson Huang #include <stdint.h>
8*025514baSAnson Huang #include <common/debug.h>
9*025514baSAnson Huang #include <common/runtime_svc.h>
10*025514baSAnson Huang #include <lib/pmf/pmf.h>
11*025514baSAnson Huang #include <tools_share/uuid.h>
12*025514baSAnson Huang #include <imx_sip_svc.h>
13*025514baSAnson Huang 
14*025514baSAnson Huang static int32_t imx_sip_setup(void)
15*025514baSAnson Huang {
16*025514baSAnson Huang 	return 0;
17*025514baSAnson Huang }
18*025514baSAnson Huang 
19*025514baSAnson Huang static uintptr_t imx_sip_handler(unsigned int smc_fid,
20*025514baSAnson Huang 			u_register_t x1,
21*025514baSAnson Huang 			u_register_t x2,
22*025514baSAnson Huang 			u_register_t x3,
23*025514baSAnson Huang 			u_register_t x4,
24*025514baSAnson Huang 			void *cookie,
25*025514baSAnson Huang 			void *handle,
26*025514baSAnson Huang 			u_register_t flags)
27*025514baSAnson Huang {
28*025514baSAnson Huang 	switch (smc_fid) {
29*025514baSAnson Huang #if (defined(PLAT_IMX8QM) || defined(PLAT_IMX8QX))
30*025514baSAnson Huang 	case  IMX_SIP_SRTC:
31*025514baSAnson Huang 		return imx_srtc_handler(smc_fid, handle, x1, x2, x3, x4);
32*025514baSAnson Huang #endif
33*025514baSAnson Huang 	default:
34*025514baSAnson Huang 		WARN("Unimplemented i.MX SiP Service Call: 0x%x\n", smc_fid);
35*025514baSAnson Huang 		SMC_RET1(handle, SMC_UNK);
36*025514baSAnson Huang 		break;
37*025514baSAnson Huang 	}
38*025514baSAnson Huang }
39*025514baSAnson Huang 
40*025514baSAnson Huang /* Define a runtime service descriptor for fast SMC calls */
41*025514baSAnson Huang DECLARE_RT_SVC(
42*025514baSAnson Huang 		imx_sip_svc,
43*025514baSAnson Huang 		OEN_SIP_START,
44*025514baSAnson Huang 		OEN_SIP_END,
45*025514baSAnson Huang 		SMC_TYPE_FAST,
46*025514baSAnson Huang 		imx_sip_setup,
47*025514baSAnson Huang 		imx_sip_handler
48*025514baSAnson Huang );
49