37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
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/*
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* Copyright (c) 2020 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_DRIVERS_IPM_IPM_CAVS_IDC_H_
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#define ZEPHYR_DRIVERS_IPM_IPM_CAVS_IDC_H_
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/* For use with the IPM driver */
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#define IPM_CAVS_IDC_DEV_NAME cavs_idc
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#define IPM_CAVS_IDC_ID_MASK \
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(CAVS_IDC_TYPE(CAVS_IDC_TYPE_MASK) | \
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CAVS_IDC_HEADER(CAVS_IDC_HEADER_MASK))
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/* IDC message type. */
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#define CAVS_IDC_TYPE_SHIFT 24U
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#define CAVS_IDC_TYPE_MASK 0x7FU
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#define CAVS_IDC_TYPE(x) \
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(((x) & CAVS_IDC_TYPE_MASK) << CAVS_IDC_TYPE_SHIFT)
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/* IDC message header. */
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#define CAVS_IDC_HEADER_MASK 0xFFFFFFU
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#define CAVS_IDC_HEADER(x) ((x) & CAVS_IDC_HEADER_MASK)
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/* IDC message extension. */
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#define CAVS_IDC_EXTENSION_MASK 0x3FFFFFFFU
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#define CAVS_IDC_EXTENSION(x) ((x) & CAVS_IDC_EXTENSION_MASK)
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/* Scheduler IPI message (type 0x7F, header 'IPI' in ascii) */
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#define IPM_CAVS_IDC_MSG_SCHED_IPI_DATA 0
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#define IPM_CAVS_IDC_MSG_SCHED_IPI_ID \
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(CAVS_IDC_TYPE(0x7FU) | CAVS_IDC_HEADER(0x495049U))
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#endif /* ZEPHYR_DRIVERS_IPM_IPM_CAVS_IDC_H_ */
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