From owner-svn-src-all@FreeBSD.ORG Fri Dec 19 13:07:37 2014 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 993D4C65; Fri, 19 Dec 2014 13:07:37 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 851A612DB; Fri, 19 Dec 2014 13:07:37 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id sBJD7bWV035354; Fri, 19 Dec 2014 13:07:37 GMT (envelope-from andrew@FreeBSD.org) Received: (from andrew@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id sBJD7bfh035353; Fri, 19 Dec 2014 13:07:37 GMT (envelope-from andrew@FreeBSD.org) Message-Id: <201412191307.sBJD7bfh035353@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: andrew set sender to andrew@FreeBSD.org using -f From: Andrew Turner Date: Fri, 19 Dec 2014 13:07:37 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r275937 - head/sys/dev/fdt X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Dec 2014 13:07:37 -0000 Author: andrew Date: Fri Dec 19 13:07:36 2014 New Revision: 275937 URL: https://svnweb.freebsd.org/changeset/base/275937 Log: Add support for empty ranges properties within the tree, some vendor device trees have these, for example the ARM AArch64 Foundation Model. Sponsored by: The FreeBSD Foundation Modified: head/sys/dev/fdt/fdt_common.c Modified: head/sys/dev/fdt/fdt_common.c ============================================================================== --- head/sys/dev/fdt/fdt_common.c Fri Dec 19 12:09:29 2014 (r275936) +++ head/sys/dev/fdt/fdt_common.c Fri Dec 19 13:07:36 2014 (r275937) @@ -75,6 +75,12 @@ fdt_get_range_by_busaddr(phandle_t node, u_long bus_addr, par_bus_addr, pbase, psize; int err, i, len, tuple_size, tuples; + if (node == 0) { + *base = 0; + *size = ULONG_MAX; + return (0); + } + if ((fdt_addrsize_cells(node, &addr_cells, &size_cells)) != 0) return (ENXIO); /* @@ -91,9 +97,8 @@ fdt_get_range_by_busaddr(phandle_t node, if (len > sizeof(ranges)) return (ENOMEM); if (len == 0) { - *base = 0; - *size = ULONG_MAX; - return (0); + return (fdt_get_range_by_busaddr(OF_parent(node), addr, + base, size)); } if (OF_getprop(node, "ranges", ranges, sizeof(ranges)) <= 0)