From owner-svn-src-head@freebsd.org Thu May 24 14:55:51 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 97B0AEF3E1B; Thu, 24 May 2018 14:55:51 +0000 (UTC) (envelope-from andrew@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4299870426; Thu, 24 May 2018 14:55:51 +0000 (UTC) (envelope-from andrew@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 21B7213B2B; Thu, 24 May 2018 14:55:51 +0000 (UTC) (envelope-from andrew@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w4OEtob4019418; Thu, 24 May 2018 14:55:50 GMT (envelope-from andrew@FreeBSD.org) Received: (from andrew@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w4OEtoCa019417; Thu, 24 May 2018 14:55:50 GMT (envelope-from andrew@FreeBSD.org) Message-Id: <201805241455.w4OEtoCa019417@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: andrew set sender to andrew@FreeBSD.org using -f From: Andrew Turner Date: Thu, 24 May 2018 14:55:50 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r334155 - head/sys/arm64/arm64 X-SVN-Group: head X-SVN-Commit-Author: andrew X-SVN-Commit-Paths: head/sys/arm64/arm64 X-SVN-Commit-Revision: 334155 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 May 2018 14:55:51 -0000 Author: andrew Date: Thu May 24 14:55:50 2018 New Revision: 334155 URL: https://svnweb.freebsd.org/changeset/base/334155 Log: Exclude memory from the /reserved-memory mappings with the no-map property set. This memory must not be mapped by the operating system other than under control of the device driver. Obtained from: ABT Systems Ltd Sponsored by: Turing Robotic Industries Modified: head/sys/arm64/arm64/machdep.c Modified: head/sys/arm64/arm64/machdep.c ============================================================================== --- head/sys/arm64/arm64/machdep.c Thu May 24 14:16:22 2018 (r334154) +++ head/sys/arm64/arm64/machdep.c Thu May 24 14:55:50 2018 (r334155) @@ -1063,6 +1063,9 @@ initarm(struct arm64_bootparams *abp) &physmap_idx); arm_physmem_hardware_regions(mem_regions, mem_regions_sz); } + if (fdt_get_reserved_mem(mem_regions, &mem_regions_sz) == 0) + arm_physmem_exclude_regions(mem_regions, mem_regions_sz, + EXFLAG_NODUMP | EXFLAG_NOALLOC); #endif /* Set the pcpu data, this is needed by pmap_bootstrap */