222297ee07
Introduce macros to define initialization routines for OpenAMP resource table entries. This will allow to extend the default OpenAMP resource table with vendor-specific data structures. Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
122 lines
2.9 KiB
C
122 lines
2.9 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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#ifdef __cplusplus
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extern "C" {
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#endif
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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 CONFIG_OPENAMP_RSC_TABLE_IPM_RX_ID /* (host to remote) */
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#define VRING1_ID CONFIG_OPENAMP_RSC_TABLE_IPM_TX_ID /* (remote to host) */
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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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struct resource_table hdr;
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uint32_t offset[RSC_TABLE_NUM_ENTRY];
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#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)
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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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#endif
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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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#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)
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#define VDEV_OFFSET offsetof(struct fw_resource_table, vdev),
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#else
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#define VDEV_OFFSET
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#endif
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#if defined(CONFIG_RAM_CONSOLE)
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#define CM_TRACE_OFFSET offsetof(struct fw_resource_table, cm_trace),
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#else
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#define CM_TRACE_OFFSET
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#endif
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#define VDEV_ENTRY_HELPER(x) \
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.vdev = {RSC_VDEV, VIRTIO_ID_RPMSG, 0, RPMSG_IPU_C0_FEATURES, 0, 0, 0, \
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VRING_COUNT, {0, 0},}, \
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.vring0 = {VRING_TX_ADDRESS, VRING_ALIGNMENT, x, VRING0_ID, 0}, \
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.vring1 = {VRING_RX_ADDRESS, VRING_ALIGNMENT, x, VRING1_ID, 0},
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#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)
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#define VDEV_ENTRY \
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VDEV_ENTRY_HELPER(CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF)
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#else
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#define VDEV_ENTRY
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#endif
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#if defined(CONFIG_RAM_CONSOLE)
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#define CM_TRACE_ENTRY \
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.cm_trace = { \
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RSC_TRACE, \
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(uint32_t)ram_console_buf, CONFIG_RAM_CONSOLE_BUFFER_SIZE, 0,\
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"Zephyr_log", \
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},
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#else
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#define CM_TRACE_ENTRY
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#endif
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#define RESOURCE_TABLE_INIT \
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{ \
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.hdr = { \
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.ver = 1, \
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.num = RSC_TABLE_NUM_ENTRY, \
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}, \
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.offset = { \
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VDEV_OFFSET \
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CM_TRACE_OFFSET \
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}, \
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VDEV_ENTRY \
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CM_TRACE_ENTRY \
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}
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void rsc_table_get(void **table_ptr, int *length);
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#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)
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struct fw_rsc_vdev *rsc_table_to_vdev(void *rsc_table);
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struct fw_rsc_vdev_vring *rsc_table_get_vring0(void *rsc_table);
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struct fw_rsc_vdev_vring *rsc_table_get_vring1(void *rsc_table);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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