Date: Thu, 5 Sep 2019 20:51:42 +0000 (UTC) From: D Scott Phillips <scottph@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r351897 - head/share/man/man4 Message-ID: <201909052051.x85KpgCb045983@repo.freebsd.org>
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Author: scottph Date: Thu Sep 5 20:51:41 2019 New Revision: 351897 URL: https://svnweb.freebsd.org/changeset/base/351897 Log: nvdimm(4): Add description of NVDIMM Namespace support Reviewed by: kib, bcr Approved by: emaste (mentor) MFC after: 3 days Sponsored by: Intel Corporation Differential Revision: https://reviews.freebsd.org/D21536 Modified: head/share/man/man4/nvdimm.4 Modified: head/share/man/man4/nvdimm.4 ============================================================================== --- head/share/man/man4/nvdimm.4 Thu Sep 5 20:42:08 2019 (r351896) +++ head/share/man/man4/nvdimm.4 Thu Sep 5 20:51:41 2019 (r351897) @@ -27,7 +27,7 @@ .\" .\" $FreeBSD$ .\" -.Dd August 23, 2019 +.Dd September 5, 2019 .Dt NVDIMM 4 .Os .Sh NAME @@ -75,7 +75,7 @@ the device. .Pp Also, for each SPA, the geom provider .Pa spaNNN -is created, which can be used to create a conventional filesystem (e.g. +is created, which can be used to create a conventional filesystem (e.g., by .Xr newfs 8 ) and @@ -86,6 +86,18 @@ Content accessible by and .Pa /dev/spaNNN is coherent. +.Pp +The +.Nm +driver has support for reading NVDIMM namespaces (if supported by your +hardware and already configured by some other mechanism, e.g., a BIOS +configuration screen). +The driver will provide a +.Pa /dev/nvdimm_spaNNNnsMMM +device node and +.Pa spaNNNnsMMM +geom provider for each namespace in a SPA, which behave analogously to their +full-SPA cousins described above. .Sh SEE ALSO .Xr ACPI 4 , .Xr GEOM 4 ,
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