6465f3158a
The SPA ids are published numbers, so it's safe (if not a bit annoying) to copy them into a source file. Submitted by: D Scott Phillips <d.scott.phillips@intel.com> Sponsored by: Intel Corporation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D18733
98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/*-
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* Copyright (c) 2017 The FreeBSD Foundation
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* All rights reserved.
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* Copyright (c) 2018, 2019 Intel Corporation
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*
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* This software was developed by Konstantin Belousov <kib@FreeBSD.org>
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* under sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef __DEV_NVDIMM_VAR_H__
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#define __DEV_NVDIMM_VAR_H__
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typedef uint32_t nfit_handle_t;
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enum nvdimm_root_ivar {
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NVDIMM_ROOT_IVAR_ACPI_HANDLE,
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NVDIMM_ROOT_IVAR_DEVICE_HANDLE,
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NVDIMM_ROOT_IVAR_MAX,
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};
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__BUS_ACCESSOR(nvdimm_root, acpi_handle, NVDIMM_ROOT, ACPI_HANDLE, ACPI_HANDLE)
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__BUS_ACCESSOR(nvdimm_root, device_handle, NVDIMM_ROOT, DEVICE_HANDLE,
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nfit_handle_t)
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struct nvdimm_dev {
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device_t nv_dev;
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nfit_handle_t nv_handle;
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uint64_t **nv_flush_addr;
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int nv_flush_addr_cnt;
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};
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enum SPA_mapping_type {
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SPA_TYPE_VOLATILE_MEMORY = 0,
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SPA_TYPE_PERSISTENT_MEMORY = 1,
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SPA_TYPE_CONTROL_REGION = 2,
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SPA_TYPE_DATA_REGION = 3,
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SPA_TYPE_VOLATILE_VIRTUAL_DISK = 4,
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SPA_TYPE_VOLATILE_VIRTUAL_CD = 5,
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SPA_TYPE_PERSISTENT_VIRTUAL_DISK= 6,
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SPA_TYPE_PERSISTENT_VIRTUAL_CD = 7,
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SPA_TYPE_UNKNOWN = 127,
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};
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struct SPA_mapping {
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enum SPA_mapping_type spa_type;
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int spa_domain;
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int spa_nfit_idx;
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uint64_t spa_phys_base;
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uint64_t spa_len;
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uint64_t spa_efi_mem_flags;
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void *spa_kva;
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struct cdev *spa_dev;
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struct g_geom *spa_g;
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struct g_provider *spa_p;
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struct bio_queue_head spa_g_queue;
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struct mtx spa_g_mtx;
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struct mtx spa_g_stat_mtx;
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struct devstat *spa_g_devstat;
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struct proc *spa_g_proc;
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struct vm_object *spa_obj;
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bool spa_g_proc_run;
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bool spa_g_proc_exiting;
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};
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extern struct SPA_mapping *spa_mappings;
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extern int spa_mappings_cnt;
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MALLOC_DECLARE(M_NVDIMM);
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enum SPA_mapping_type nvdimm_spa_type_from_uuid(struct uuid *);
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struct nvdimm_dev *nvdimm_find_by_handle(nfit_handle_t nv_handle);
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int nvdimm_iterate_nfit(ACPI_TABLE_NFIT *nfitbl, enum AcpiNfitType type,
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int (*cb)(void *, void *), void *arg);
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#endif /* __DEV_NVDIMM_VAR_H__ */
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