73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/*
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* Copyright (c) 2020 STMicroelectronics
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef RESOURCE_TABLE_H__
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#define RESOURCE_TABLE_H__
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#include <openamp/remoteproc.h>
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#include <openamp/virtio.h>
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#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)
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#define VDEV_ID 0xFF
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#define VRING0_ID 0 /* (master to remote) fixed to 0 for Linux compatibility */
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#define VRING1_ID 1 /* (remote to master) fixed to 1 for Linux compatibility */
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#define VRING_COUNT 2
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#define RPMSG_IPU_C0_FEATURES 1
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#define VRING_RX_ADDRESS -1 /* allocated by Master processor */
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#define VRING_TX_ADDRESS -1 /* allocated by Master processor */
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#define VRING_BUFF_ADDRESS -1 /* allocated by Master processor */
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#define VRING_ALIGNMENT 16 /* fixed to match with Linux constraint */
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#endif
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enum rsc_table_entries {
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#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)
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RSC_TABLE_VDEV_ENTRY,
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#endif
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#if defined(CONFIG_RAM_CONSOLE)
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RSC_TABLE_TRACE_ENTRY,
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#endif
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RSC_TABLE_NUM_ENTRY
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};
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struct fw_resource_table {
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unsigned int ver;
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unsigned int num;
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unsigned int reserved[2];
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unsigned int offset[RSC_TABLE_NUM_ENTRY];
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struct fw_rsc_vdev vdev;
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struct fw_rsc_vdev_vring vring0;
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struct fw_rsc_vdev_vring vring1;
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#if defined(CONFIG_RAM_CONSOLE)
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/* rpmsg trace entry */
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struct fw_rsc_trace cm_trace;
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#endif
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} METAL_PACKED_END;
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void rsc_table_get(void **table_ptr, int *length);
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inline struct fw_rsc_vdev *rsc_table_to_vdev(void *rsc_table)
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{
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return &((struct fw_resource_table *)rsc_table)->vdev;
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}
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inline struct fw_rsc_vdev_vring *rsc_table_get_vring0(void *rsc_table)
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{
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return &((struct fw_resource_table *)rsc_table)->vring0;
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}
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inline struct fw_rsc_vdev_vring *rsc_table_get_vring1(void *rsc_table)
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{
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return &((struct fw_resource_table *)rsc_table)->vring1;
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}
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#endif
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