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Thu, 30 Jan 2020 12:43:03 +0000 (GMT) From: =?utf-8?q?=C5=81ukasz_Stelmach?= To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: =?utf-8?q?=C5=81ukasz_Stelmach?= Subject: [RFC PATCH 2/4] scripts: add get_console_base.pl Date: Thu, 30 Jan 2020 13:42:31 +0100 Message-Id: <20200130124233.4006-2-l.stelmach@samsung.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200130124233.4006-1-l.stelmach@samsung.com> MIME-Version: 1.0 Organization: Samsung R&D Institute Poland X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpgleLIzCtJLcpLzFFi42LZduzned2I80ZxBusmqlvcPLSC0WLT42us Fpd3zWGzmHF+H5MDi8fmJfUefVtWMXp83iQXwBzFZZOSmpNZllqkb5fAlbF3TnDBbY6KqxMu sTUwrmDvYuTkkBAwkdj2+wNjFyMXh5DACkaJZWs6mSGcL4wSv9+egHI+M0r8P9/KAtPStKuZ DSKxnFHi5vwWVgjnOVD/jh9sIFVsAo4S/UtPsILYIgLZEpM/fmECsZkF7CUmzvoPViMsYClx 5uxXoEM4OFgEVCV+nSsFCfMKWEkcPr4S6j55ifO968BsTgFriY+rf7NC1AhKnJz5BOwgfgEt iTVN11kgxstLNG+dzQzR284usW1KLoTtInGs5y4rhC0s8er4Fqj5MhKnJ/ewgJwgIVAvMXmS GcgrEgI9jBLb5vyAetha4s65X2wgNcwCmhLrd+lDlDtKTP6ZD2HySdx4KwhxAJ/EpG3TmSHC vBIdbUIQM1Qk1vXvgZonJdH7agXjBEalWUhemYXk/FkIqxYwMq9iFE8tLc5NTy02zEst1ytO zC0uzUvXS87P3cQITBen/x3/tIPx66WkQ4wCHIxKPLweZ4zihFgTy4orcw8xSnAwK4nwiroa xgnxpiRWVqUW5ccXleakFh9ilOZgURLnNV70MlZIID2xJDU7NbUgtQgmy8TBKdXAyFevmWf3 zPimtp2CsP7E/uKJHHx8ch9ZZ54q8XC+bDxRRqxsu8Lt4I7fV1Wm7T1lV2PP5rya8dWh30ze kQ0v+PcGHvsoMc88cW9U8syXF55MP3n8WGL/7L/ZthNliqT+NbivZHbbKWDIVv/zyV/WPc/9 deNu2b13npulkmC19WSS2MoTTxS8lFiKMxINtZiLihMBUXfpNhMDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprEIsWRmVeSWpSXmKPExsVy+t/xe7oR543iDG4tYba4eWgFo8Wmx9dY LS7vmsNmMeP8PiYHFo/NS+o9+rasYvT4vEkugDlKz6Yov7QkVSEjv7jEVina0MJIz9DSQs/I xFLP0Ng81srIVEnfziYlNSezLLVI3y5BL2PvnOCC2xwVVydcYmtgXMHexcjJISFgItG0q5mt i5GLQ0hgKaPEorWvgBIcQAkpiZVz0yFqhCX+XOuCqnnKKPFyVjcbSIJNwFGif+kJVhBbRCBX 4tqho2BDmQXsJSbO+g9WIyxgKXHm7FewmSwCqhK/zpWChHkFrCQOH18JdYO8xPnedWA2p4C1 xMfVv8FGCglkS3TtecUIUS8ocXLmExaQMcwC6hLr5wmBhPkFtCTWNF1ngdgqL9G8dTbzBEah WUg6ZiF0zEJStYCReRWjSGppcW56brGhXnFibnFpXrpecn7uJkZgfGw79nPzDsZLG4MPMQpw MCrx8HqcMYoTYk0sK67MPcQowcGsJMIr6moYJ8SbklhZlVqUH19UmpNafIjRFOjLicxSosn5 wNjNK4k3NDU0t7A0NDc2NzazUBLn7RA4GCMkkJ5YkpqdmlqQWgTTx8TBKdXAGMt35pJD+7Kc 5clR+zm2Ldz3UudD0+ruya5ss353pX9Z83btg323lsadClk8v/kK46HJjYL+iZ7q15bJrxao elP/xyni66+/XRdO/f8S2Mli+cR2/arodnnjmTeaHki9WfC+p2NSQ9ru798mBC1bHcUzUbz5 ll7rrzUr8lVFX/NlNq2IP++8RE+JpTgj0VCLuag4EQAXSO14pQIAAA== X-CMS-MailID: 20200130124304eucas1p2f3381b1009cd71cd292169d5f10265c1 X-Msg-Generator: CA X-RootMTR: 20200130124304eucas1p2f3381b1009cd71cd292169d5f10265c1 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200130124304eucas1p2f3381b1009cd71cd292169d5f10265c1 References: <20200130123934.3900-1-l.stelmach@samsung.com> <20200130124233.4006-1-l.stelmach@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Read UART base address from dtb for compile time configuration. Signed-off-by: Łukasz Stelmach --- scripts/get_console_base.pl | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100755 scripts/get_console_base.pl diff --git scripts/get_console_base.pl scripts/get_console_base.pl new file mode 100755 index 000000000000..c707ee37a19f --- /dev/null +++ scripts/get_console_base.pl @@ -0,0 +1,26 @@ +#!/usr/bin/perl -w + +use strict; +use File::Basename; +use File::Spec::Functions; + +my $DTB=$ARGV[0]; +die "$0: DTB file not found: $DTB" unless (-f $DTB); + +my $scripts_dir=dirname($0); +my $fdtget=catfile($scripts_dir, 'dtc', 'fdtget'); + +my $stdout_path=`$fdtget -ts "$DTB" /chosen stdout-path`; +chomp $stdout_path; + +if ($stdout_path =~ m#([^/][^:]*)(?::.*)#) { + $stdout_path=`$fdtget -ts "$DTB" /aliases $1`; + chomp $stdout_path; +} + +my $reg = `$fdtget -tx "$DTB" $stdout_path reg`; +unless ($reg =~ m/^([[:xdigit:]]+)/) { + die "Base address not found"; +} +$reg = $1; +print "0x$reg\n";