From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-lf1-x142.google.com ([2a00:1450:4864:20::142]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jLQdK-0003ss-Sn for barebox@lists.infradead.org; Mon, 06 Apr 2020 12:13:44 +0000 Received: by mail-lf1-x142.google.com with SMTP id n20so11572180lfl.10 for ; Mon, 06 Apr 2020 05:13:42 -0700 (PDT) From: Antony Pavlov Date: Mon, 6 Apr 2020 15:13:25 +0300 Message-Id: <20200406121325.1364-1-antonynpavlov@gmail.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH V2] startup: introduce global.endianness variable To: barebox@lists.infradead.org The global.endianness variable make it possible to determine current endian mode from command line or from script on bi-endian capable system. Signed-off-by: Antony Pavlov --- common/globalvar.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/common/globalvar.c b/common/globalvar.c index c87f2c9339..264833f88c 100644 --- a/common/globalvar.c +++ b/common/globalvar.c @@ -591,6 +591,8 @@ int globalvar_add_simple_ip(const char *name, IPaddr_t *ip) static int globalvar_init(void) { + const char *endianness; + register_device(&global_device); if (IS_ENABLED(CONFIG_NVVAR)) @@ -598,11 +600,19 @@ static int globalvar_init(void) globalvar_add_simple("version", UTS_RELEASE); + if (IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) + endianness = "big"; + else + endianness = "little"; + + globalvar_add_simple("endianness", endianness); + return 0; } pure_initcall(globalvar_init); BAREBOX_MAGICVAR_NAMED(global_version, global.version, "The barebox version"); +BAREBOX_MAGICVAR_NAMED(global_endianness, global.endianness, "The barebox endianness"); /** * nvvar_save - save NV variables to persistent environment -- 2.25.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox