xref: /arm-trusted-firmware/plat/imx/common/include/sci/sci_scfw.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #ifndef SCI_SCFW_H
8*91f16700Schasinglulu #define SCI_SCFW_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu /* Includes */
11*91f16700Schasinglulu 
12*91f16700Schasinglulu #include <stdint.h>
13*91f16700Schasinglulu 
14*91f16700Schasinglulu #ifdef __cplusplus
15*91f16700Schasinglulu   #define   __I     volatile             /*!< Defines 'read only' permissions                 */
16*91f16700Schasinglulu #else
17*91f16700Schasinglulu   #define   __I     volatile const       /*!< Defines 'read only' permissions                 */
18*91f16700Schasinglulu #endif
19*91f16700Schasinglulu #define     __O     volatile             /*!< Defines 'write only' permissions                */
20*91f16700Schasinglulu #define     __IO    volatile             /*!< Defines 'read / write' permissions              */
21*91f16700Schasinglulu 
22*91f16700Schasinglulu /*!
23*91f16700Schasinglulu  * This type is used to declare a handle for an IPC communication
24*91f16700Schasinglulu  * channel. Its meaning is specific to the IPC implementation.
25*91f16700Schasinglulu  */
26*91f16700Schasinglulu typedef uint64_t sc_ipc_t;
27*91f16700Schasinglulu 
28*91f16700Schasinglulu /*!
29*91f16700Schasinglulu  * This type is used to declare an ID for an IPC communication
30*91f16700Schasinglulu  * channel. For the reference IPC implementation, this ID
31*91f16700Schasinglulu  * selects the base address of the MU used for IPC.
32*91f16700Schasinglulu  */
33*91f16700Schasinglulu typedef uint64_t sc_ipc_id_t;
34*91f16700Schasinglulu 
35*91f16700Schasinglulu 
36*91f16700Schasinglulu #endif /* SCI_SCFW_H */
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