From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 16 Jun 2025 13:49:56 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1uR8Lc-007uPk-1O for lore@lore.pengutronix.de; Mon, 16 Jun 2025 13:49:56 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1uR8Lb-0001Ce-NG for lore@pengutronix.de; Mon, 16 Jun 2025 13:49:56 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BNG7fZfqEQN9DI9/lC5et1Ta808fIVfIXHlnVL8fJPI=; b=KaMNi2MnFjPYZPuchEoAJ5pcvf lQQygWykVLN7tDyGY45lRTXZzNmJkw5kxvuYgwlcMpBsbwFSrWv6ttWWdwRoEpCY85jcXuvpHBC+c 8/Ba+bhyMyY92nTIrQM4vSOdORV8Dtd8Xb9trheVrRuSS3oaTfI++tQOXSaNFMW60lYMMQCWnNTHy 7UvEEPaEOL9p8dQDaW+dn50s9EGIWXRHzlsVRbvmNF+t/bjXB2mJce9GC4OdRHh3ByzAdNC8pVbFt /EDel7gz7kt1ynfN+EYtVtr5pUEGJs+i6vTXBRHgCr/1+iLPkoPfai523mQfbq/Yfp5AtdMdSaB4I fIQiuneQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uR8Kv-00000004FcQ-0q9m; Mon, 16 Jun 2025 11:49:13 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uR7Fk-000000045re-0zge for barebox@lists.infradead.org; Mon, 16 Jun 2025 10:39:49 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1uR7Fh-0007cw-6p; Mon, 16 Jun 2025 12:39:45 +0200 Message-ID: <6ad40829-5819-4784-8123-0b6e24d4c525@pengutronix.de> Date: Mon, 16 Jun 2025 12:39:44 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: David Picard , barebox@lists.infradead.org References: From: Ahmad Fatoum Content-Language: en-US, de-DE, de-BE In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250616_033948_273229_6D2A52DF X-CRM114-Status: GOOD ( 25.72 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-6.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: moving to same chip, different board: no console output X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Hi David, On 6/11/25 13:46, David Picard wrote: > Hello, > > I took the same Buildroot configuration. I replaced the .dts* files with > the ones provided by the new board BSP. Actually, they differ quite a > lot from the Altera SoC FPGA .dts* files in the Linux tree. Then, I > compiled and flashed the SD card. The device trees don't have the whole story. There is Quartus-generated C board code that sets up the DRAM controller for example, so just replacing the device tree doesn't work so early. > I enabled CONFIG_DEBUG_LL with no change. CONFIG_DEBUG_PBL doesn't exist > in my case. For some reason, the defconfig I built upon, uses Barebox > v2021.07.0, which is probably outdated... v2021.07.0 predated CONFIG_DEBUG_PBL, yes. Cheers, Ahmad > > David > > Le 06/06/2025 à 19:46, Ahmad Fatoum a écrit : >> Hello David, >> >> On 06.06.25 16:43, David Picard wrote: >>> Hello, >>> >>> I am working on a project for which we selected an Intel/Altera >>> Cyclone 5 SoC FPGA (an FPGA with an ARM core). As the project >>> evolves, I have to change boards and I am facing issues to boot: >>> absolutely no output on the serial console (USB virtual COM port), >>> not even from Barebox. >>> >>> Previous working configuration: >>> - SD card image produced by Buildroot with Barebox as the bootloader >>> - Terasic ADC-SoC demo board, booting from the SD card. >>> https://www.terasic.com.tw/cgi-bin/page/archive.pl? >>> Language=English&No=1061&PartNo=1 >>> >>> Current non-working configuration: >>> - Eclustra Mercury+ SA2 module, also with a Cyclone 5, plus SDRAM, >>> RTC, QSPI flash, etc. I think that the main difference between both >>> Cyclone 5 chips is the size of the logic section is bigger on the >>> module. The module has more RAM. >>> https://www.enclustra.com/en/products/system-on-chip-modules/mercury- >>> sa2/ >>> - Enclustra ST1 demo baseboard. It has a JTAG port, should this >>> information be of interest. >>> https://www.enclustra.com/en/products/base-boards/mercury-st1/ >>> >>> I the current configuration, I get no output on the serial console. >> So you tried to use the exact same image on both boards or were >> there changes? >> >>> What I did: >>> - I checked the hardware configuration (switches to select booting >>> from the SD card and USB config) with a bare-metal application >>> provided by Enclustra. >>> - I used Enclutra's .dts and .dtsi files, which differ very slightly >>> from the Linux kernel tree files. >>> - I checked how the SD card is connected: to the exact same pins in >>> both configurations. >>> - I had a look at Barebox menuconfig, but nothing caught my eye. >>> >>> So, now I'm stuck, and I'm looking for some guidance. >> You can try enabling CONFIG_DEBUG_LL and CONFIG_DEBUG_PBL and see if you >> get some debugging output maybe. You'll have to choose which UART to use. >> >> I think your new SoM may have different RAM and thus you can't use the >> same image, but need one suitable to RAM integrated on your new board. >> >> Cheers, >> Ahmad >> >>> David >>> >>> >>> >> > > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |