xref: /arm-trusted-firmware/plat/xilinx/common/ipi_mailbox_service/ipi_mailbox_svc.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2017-2019, Arm Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu /* ZynqMP IPI mailbox doorbell service enums and defines */
8*91f16700Schasinglulu 
9*91f16700Schasinglulu #ifndef IPI_MAILBOX_SVC_H
10*91f16700Schasinglulu #define IPI_MAILBOX_SVC_H
11*91f16700Schasinglulu 
12*91f16700Schasinglulu #include <stdint.h>
13*91f16700Schasinglulu 
14*91f16700Schasinglulu /*********************************************************************
15*91f16700Schasinglulu  * Enum definitions
16*91f16700Schasinglulu  ********************************************************************/
17*91f16700Schasinglulu 
18*91f16700Schasinglulu /* IPI SMC function numbers enum definition */
19*91f16700Schasinglulu enum ipi_api_id {
20*91f16700Schasinglulu 	/* IPI mailbox operations functions: */
21*91f16700Schasinglulu 	IPI_MAILBOX_OPEN = 0x1000,
22*91f16700Schasinglulu 	IPI_MAILBOX_RELEASE,
23*91f16700Schasinglulu 	IPI_MAILBOX_STATUS_ENQUIRY,
24*91f16700Schasinglulu 	IPI_MAILBOX_NOTIFY,
25*91f16700Schasinglulu 	IPI_MAILBOX_ACK,
26*91f16700Schasinglulu 	IPI_MAILBOX_ENABLE_IRQ,
27*91f16700Schasinglulu 	IPI_MAILBOX_DISABLE_IRQ
28*91f16700Schasinglulu };
29*91f16700Schasinglulu 
30*91f16700Schasinglulu /*********************************************************************
31*91f16700Schasinglulu  * IPI mailbox service APIs declarations
32*91f16700Schasinglulu  ********************************************************************/
33*91f16700Schasinglulu 
34*91f16700Schasinglulu /* IPI SMC handler */
35*91f16700Schasinglulu uint64_t ipi_smc_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2,
36*91f16700Schasinglulu 			 uint64_t x3, uint64_t x4, const void *cookie, void *handle,
37*91f16700Schasinglulu 			 uint64_t flags);
38*91f16700Schasinglulu 
39*91f16700Schasinglulu #endif /* IPI_MAILBOX_SVC_H */
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