Differential D18346 Diff 51839 sys/dev/nvdimm/nvdimm_var.h

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sys/dev/nvdimm/nvdimm_var.h

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	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef __DEV_NVDIMM_VAR_H__			#ifndef __DEV_NVDIMM_VAR_H__
	#define __DEV_NVDIMM_VAR_H__			#define __DEV_NVDIMM_VAR_H__

	typedef uint32_t nfit_handle_t;			typedef uint32_t nfit_handle_t;

				struct nvdimm_root_dev {
				device_t nv_root_dev;
				SLIST_HEAD(, SPA_mapping) spas;
				};

	struct nvdimm_dev {			struct nvdimm_dev {
	device_t nv_dev;			device_t nv_dev;
	nfit_handle_t nv_handle;			nfit_handle_t nv_handle;
	uint64_t **nv_flush_addr;			uint64_t **nv_flush_addr;
	int nv_flush_addr_cnt;			int nv_flush_addr_cnt;
	int nv_devs_idx;			int nv_devs_idx;
	};			};

	enum SPA_mapping_type {			enum SPA_mapping_type {
	SPA_TYPE_VOLATILE_MEMORY = 0,			SPA_TYPE_VOLATILE_MEMORY = 0,
	SPA_TYPE_PERSISTENT_MEMORY = 1,			SPA_TYPE_PERSISTENT_MEMORY = 1,
	SPA_TYPE_CONTROL_REGION = 2,			SPA_TYPE_CONTROL_REGION = 2,
	SPA_TYPE_DATA_REGION = 3,			SPA_TYPE_DATA_REGION = 3,
	SPA_TYPE_VOLATILE_VIRTUAL_DISK = 4,			SPA_TYPE_VOLATILE_VIRTUAL_DISK = 4,
	SPA_TYPE_VOLATILE_VIRTUAL_CD = 5,			SPA_TYPE_VOLATILE_VIRTUAL_CD = 5,
	SPA_TYPE_PERSISTENT_VIRTUAL_DISK= 6,			SPA_TYPE_PERSISTENT_VIRTUAL_DISK= 6,
	SPA_TYPE_PERSISTENT_VIRTUAL_CD = 7,			SPA_TYPE_PERSISTENT_VIRTUAL_CD = 7,
	};			};

	struct SPA_mapping {			struct SPA_mapping {
				SLIST_ENTRY(SPA_mapping) link;
	enum SPA_mapping_type spa_type;			enum SPA_mapping_type spa_type;
	int spa_domain;			int spa_domain;
	int spa_nfit_idx;			int spa_nfit_idx;
	uint64_t spa_phys_base;			uint64_t spa_phys_base;
	uint64_t spa_len;			uint64_t spa_len;
	uint64_t spa_efi_mem_flags;			uint64_t spa_efi_mem_flags;
	void *spa_kva;			void *spa_kva;
				struct vm_object *spa_obj;
	struct cdev *spa_dev;			struct cdev *spa_dev;
	struct g_geom *spa_g;			struct g_geom *spa_g;
				};

				struct g_spa_softc {
				struct SPA_mapping *spa;
	struct g_provider *spa_p;			struct g_provider *spa_p;
	struct bio_queue_head spa_g_queue;			struct bio_queue_head spa_g_queue;
	struct mtx spa_g_mtx;			struct mtx spa_g_mtx;
	struct mtx spa_g_stat_mtx;			struct mtx spa_g_stat_mtx;
	struct devstat *spa_g_devstat;			struct devstat *spa_g_devstat;
	struct proc *spa_g_proc;			struct proc *spa_g_proc;
	struct vm_object *spa_obj;
	bool spa_g_proc_run;			bool spa_g_proc_run;
	bool spa_g_proc_exiting;			bool spa_g_proc_exiting;
	};			};

	struct nvdimm_ns_walk_ctx {			struct nvdimm_ns_walk_ctx {
	ACPI_STATUS (func)(ACPI_HANDLE, void );			ACPI_STATUS (func)(ACPI_HANDLE, void );
	void *arg;			void *arg;
	};			};

	extern struct SPA_mapping *spa_mappings;
	extern int spa_mappings_cnt;

	MALLOC_DECLARE(M_NVDIMM);			MALLOC_DECLARE(M_NVDIMM);

	struct nvdimm_dev *nvdimm_find_by_handle(nfit_handle_t nv_handle);			struct nvdimm_dev *nvdimm_find_by_handle(nfit_handle_t nv_handle);
	int nvdimm_iterate_nfit(ACPI_TABLE_NFIT *nfitbl, enum AcpiNfitType type,			int nvdimm_iterate_nfit(ACPI_TABLE_NFIT *nfitbl, enum AcpiNfitType type,
	int (cb)(void , void ), void arg);			int (cb)(void , void ), void arg);

	#endif /* __DEV_NVDIMM_VAR_H__ */			#endif /* __DEV_NVDIMM_VAR_H__ */