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07c13a30d2
Change-Id: If57ec9cc0791f49d9ade83dff9d24ef9047963a8 Co-authored-by: Jean-Paul Etienne <jean-paul.etienne@arm.com> Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
38 lines
1 KiB
C
38 lines
1 KiB
C
/*
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* Copyright (c) 2018, Arm Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef SPRT_COMMON_H
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#define SPRT_COMMON_H
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#define SPRT_MAX_MSG_ARGS 6
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/*
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* Message types supported.
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*/
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#define SPRT_MSG_TYPE_SERVICE_HANDLE_OPEN 1
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#define SPRT_MSG_TYPE_SERVICE_HANDLE_CLOSE 2
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/* TODO: Add other types of SPRT messages. */
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#define SPRT_MSG_TYPE_SERVICE_TUN_REQUEST 10
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/*
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* Struct that defines the layout of the fields corresponding to a request in
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* shared memory.
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*/
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struct __attribute__((__packed__)) sprt_queue_entry_message {
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uint32_t type; /* Type of message (result of an SPCI call). */
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uint16_t client_id; /* SPCI client ID */
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uint16_t service_handle;/* SPCI service handle */
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uint32_t session_id; /* Optional SPCI session ID */
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uint32_t token; /* SPCI request token */
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uint64_t args[SPRT_MAX_MSG_ARGS];
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};
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#define SPRT_QUEUE_ENTRY_MSG_SIZE (sizeof(struct sprt_queue_entry_message))
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#define SPRT_QUEUE_NUM_BLOCKING 0
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#define SPRT_QUEUE_NUM_NON_BLOCKING 1
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#endif /* SPRT_COMMON_H */
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