From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pf1-x444.google.com ([2607:f8b0:4864:20::444]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hFpNa-0004yW-PH for barebox@lists.infradead.org; Mon, 15 Apr 2019 00:21:48 +0000 Received: by mail-pf1-x444.google.com with SMTP id c8so7675321pfd.10 for ; Sun, 14 Apr 2019 17:21:46 -0700 (PDT) From: Andrey Smirnov Date: Sun, 14 Apr 2019 17:21:20 -0700 Message-Id: <20190415002121.15988-2-andrew.smirnov@gmail.com> In-Reply-To: <20190415002121.15988-1-andrew.smirnov@gmail.com> References: <20190415002121.15988-1-andrew.smirnov@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 2/3] ARM: zii-imx51-rdu1: Use -fno-tree-switch-conversion -fno-jump-tables To: barebox@lists.infradead.org Cc: Andrey Smirnov , Chris Healy , Heiner Kallweit Original and very poor workaround no longer works against GCC8, so drop it and replace with a proper solution that should've been used in the first place - specifying -fno-tree-switch-conversion -fno-jump-tables as CFLAGS when building lowlevel.c Tested to work with: - GCC 8.2.1 (arm-none-eabi) - GCC 7.1.0 (arm-none-eabi) - GCC 4.8.4 (armv7l-timesys-linux-gnueabihf) Signed-off-by: Andrey Smirnov Cc: Heiner Kallweit Cc: Chris Healy --- arch/arm/boards/zii-imx51-rdu1/Makefile | 1 + arch/arm/boards/zii-imx51-rdu1/lowlevel.c | 7 ------- 2 files changed, 1 insertion(+), 7 deletions(-) diff --git a/arch/arm/boards/zii-imx51-rdu1/Makefile b/arch/arm/boards/zii-imx51-rdu1/Makefile index 7f2569bda..a17cf5684 100644 --- a/arch/arm/boards/zii-imx51-rdu1/Makefile +++ b/arch/arm/boards/zii-imx51-rdu1/Makefile @@ -1,3 +1,4 @@ obj-y += board.o +CFLAGS_pbl-lowlevel.o := -fno-tree-switch-conversion -fno-jump-tables lwl-y += lowlevel.o bbenv-y += defaultenv-rdu1 diff --git a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c index 849c5624c..da05b0564 100644 --- a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c +++ b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c @@ -84,13 +84,6 @@ ENTRY_FUNCTION(start_imx51_zii_rdu1, r0, r1, r2) switch (system_type) { default: - /* - * see similar code in - * arch/arm/boards/zii-vf610-dev/lowlevel.c for - * reasoning for placing barrier() below. - */ - barrier(); - if (IS_ENABLED(CONFIG_DEBUG_LL)) { relocate_to_current_adr(); setup_c(); -- 2.20.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox