From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DA7A1C61DA4 for ; Mon, 6 Mar 2023 11:53:38 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id D5B3B85367; Mon, 6 Mar 2023 12:53:36 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="JwxsGG3M"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 7C04783A28; Mon, 6 Mar 2023 12:53:35 +0100 (CET) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 8435485367 for ; Mon, 6 Mar 2023 12:53:31 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=pali@kernel.org Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B599960BA1; Mon, 6 Mar 2023 11:53:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C8FC5C433EF; Mon, 6 Mar 2023 11:53:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1678103609; bh=xhxnP+p9E4cS0CuAGYf93XDwVPZ9q8s+PU2nqhA3T+A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=JwxsGG3MAcfdA5QMlwTiUYT/DbAXnIrOQH1/jKrRbLgwuK2ZKH4hcPrHlsUoghVnP G6bqh/jzdSSrqg4cDiRuXL7Jmk88YzITaF7CKsICnIu1E4czoYZqnetVCLdKlPCoj+ y5hbhuErKbwkk/OXPJfzVSLmM6rVMtOCkXLBLxE+GcwmLTie8s421ZVP4J8n0yaF6L 0yUk9b11xdq7RJLi69KLqJUWTRJt3y8Sj32Yl6r0MnWHzEK3rx0w9DnJyZzjN80OsT 9HYKFLT9pVVbsx49hO1bC6uIukdGvyb4SWEiParKF4nQSCGcef6C7meiXjOTDE0sId y3BaW+gEVOtKQ== Received: by pali.im (Postfix) id 09C6958E; Mon, 6 Mar 2023 12:53:26 +0100 (CET) Date: Mon, 6 Mar 2023 12:53:25 +0100 From: Pali =?utf-8?B?Um9ow6Fy?= To: Martin Rowe Cc: u-boot@lists.denx.de Subject: Re: [PATCH RFC u-boot-mvebu 0/2] arm: mvebu: Fix eMMC boot Message-ID: <20230306115325.5pfb4lheobjg2tsi@pali> References: <20230304103851.18965-1-pali@kernel.org> <20230305114634.h6wyi26ohuzuamfg@pali> <20230305160416.xc7wlzmkaociwcf7@pali> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: NeoMutt/20180716 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean On Monday 06 March 2023 11:15:35 Martin Rowe wrote: > On Sun, 5 Mar 2023 at 16:04, Pali Rohár wrote: > > > On Sunday 05 March 2023 12:46:34 Pali Rohár wrote: > > > On Sunday 05 March 2023 02:24:27 Martin Rowe wrote: > > > > On Sat, 4 Mar 2023 at 10:40, Pali Rohár wrote: > > > > > > > > > Boot configuration stored in EXT_CSC register is completely ignored > > by > > > > > BootROM: > > > > > > > > > > > > https://lore.kernel.org/u-boot/CAOAjy5SYPPzWKok-BSGYwZwcKOQt_aZPgh6FTbrFd3F=8DM5ZQ@mail.gmail.com/ > > > > > > > > > > Reflect this eMMC booting in documentation and in the code. > > > > > > > > > > Martin, can you test this patch series if SPL and main U-Boot is > > loaded > > > > > from the same eMMC HW partition? > > > > > > > > > > > > > boot0: u-boot > > > > > > > > Works fine, no issues. > > > > > > > > > > > > boot0: zeroed > > > > boot1: u-boot > > > > user: zeroed > > > > > > > > It succeeds, eventually... > > > > ============================== > > > > BootROM - 1.73 > > > > > > > > Booting from MMC > > > > BootROM: Bad header at offset 00000000 > > > > BootROM: Bad header at offset 00200000 > > > > Switching BootPartitions. > > > > > > > > U-Boot SPL 2023.04-rc3-00159-gd1653548d2-dirty (Mar 05 2023 - 11:50:45 > > > > +1000) > > > > High speed PHY - Version: 2.0 > > > > EEPROM TLV detection failed: Using static config for Clearfog Pro. > > > > Detected Device ID 6828 > > > > board SerDes lanes topology details: > > > > | Lane # | Speed | Type | > > > > -------------------------------- > > > > | 0 | 3 | SATA0 | > > > > | 1 | 0 | SGMII1 | > > > > | 2 | 5 | PCIe1 | > > > > | 3 | 5 | USB3 HOST1 | > > > > | 4 | 5 | PCIe2 | > > > > | 5 | 0 | SGMII2 | > > > > -------------------------------- > > > > High speed PHY - Ended Successfully > > > > mv_ddr: 14.0.0 > > > > DDR3 Training Sequence - Switching XBAR Window to FastPath Window > > > > mv_ddr: completed successfully > > > > Trying to boot from MMC1 > > > > ERROR: Invalid kwbimage v1 > > > > mmc_load_image_raw_sector: mmc block read error > > > > spl: mmc: wrong boot mode > > > > Trying to boot from BOOTROM > > > > Returning to BootROM (return address 0xffff05c4)... > > > > Timeout waiting card ready > > > > BootROM: Image checksum verification PASSED > > > > > > > > > > > > U-Boot 2023.04-rc3-00159-gd1653548d2-dirty (Mar 05 2023 - 11:50:45 > > +1000) > > > > > > > > SoC: MV88F6828-A0 at 1600 MHz > > > > DRAM: 1 GiB (800 MHz, 32-bit, ECC not enabled) > > > > Core: 38 devices, 22 uclasses, devicetree: separate > > > > MMC: mv_sdh: 0 > > > > Loading Environment from MMC... *** Warning - bad CRC, using default > > > > environment > > > > > > > > Model: SolidRun Clearfog A1 > > > > Board: SolidRun Clearfog Pro > > > > Net: > > > > Warning: ethernet@70000 (eth1) using random MAC address - > > 12:07:8b:f9:7a:6f > > > > eth1: ethernet@70000 > > > > Warning: ethernet@30000 (eth2) using random MAC address - > > ee:ed:f3:bb:c2:af > > > > , eth2: ethernet@30000 > > > > Warning: ethernet@34000 (eth3) using random MAC address - > > ae:34:b9:bb:28:c6 > > > > , eth3: ethernet@34000 > > > > Hit any key to stop autoboot: 0 > > > > => > > > > ============================== > > > > > > > > Between "Returning to BootROM" and "Timeout waiting card ready" takes > > > > around 315 seconds. That's long enough that I thought it had hung > > > > completely and I only noticed it continue because I left it running > > while > > > > working on something else. I tried several things to reduce this > > timeout, > > > > including reverting to the "non-removable" dts for shdci, but nothing > > seems > > > > to affect it. > > > > > > Ok. So now it is in the state that it is working but is slow. Better > > > than nothing. > > > > > > Message "Returning to BootROM" is printed by SPL and message > > > "Timeout waiting card ready" is printed by BootROM. After printing > > > "Returning to BootROM" is SPL jumping back to the BootROM so the delay > > > is for sure in the BootROM. So seems that SPL reconfigures eMMC into > > > state in which BootROM cannot work with it. Something timeouts, BootROM > > > reconfigure/retry it and then it work again. It would be needed to > > > investigate what is happening here. My guess is that this could have > > > something with eMMC HW partition access, and code for switching > > > partitions near SPL MMCSD_MODE_EMMCBOOT. > > > > Try this change? > > > > diff --git a/arch/arm/mach-mvebu/spl.c b/arch/arm/mach-mvebu/spl.c > > index b20eac3dcd38..eb59c41a824e 100644 > > --- a/arch/arm/mach-mvebu/spl.c > > +++ b/arch/arm/mach-mvebu/spl.c > > @@ -11,6 +11,7 @@ > > #include > > #include > > #include > > +#include > > #include > > #include > > #include > > @@ -297,11 +298,33 @@ u32 spl_boot_device(void) > > > > #endif > > > > +void restore_emmc_boot_part_config(void) > > +{ > > +#ifdef CONFIG_SPL_MMC > > + struct mmc *mmc; > > + int ret; > > + > > + mmc = find_mmc_device(0); > > + if (!mmc || !mmc->has_init || mmc->part_config == > > MMCPART_NOAVAILABLE) > > + return; > > + > > + ret = mmc_set_part_conf(mmc, > > + EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config), > > + EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config), > > + EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config)); > > + if (ret) > > + printf("Failed to restore eMMC boot partition > > configuration\n"); > > +#endif > > +} > > + > > int board_return_to_bootrom(struct spl_image_info *spl_image, > > struct spl_boot_device *bootdev) > > { > > u32 *regs = *(u32 **)(CONFIG_SPL_STACK + 4); > > > > + /* restore original eMMC boot partition configuration - required > > by BootROM */ > > + restore_emmc_boot_part_config(); > > + > > printf("Returning to BootROM (return address 0x%08x)...\n", > > regs[13]); > > return_to_bootrom(); > > > > Same result, around 5 minutes wait after returning to BootROM: Could you try to print mmc->part_config (ideally as early as possible)? > ===================================== > BootROM - 1.73 > > Booting from MMC > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > > U-Boot SPL 2023.04-rc3-00159-gd1653548d2-dirty (Mar 06 2023 - 21:02:40 > +1000) > High speed PHY - Version: 2.0 > EEPROM TLV detection failed: Using static config for Clearfog Pro. > Detected Device ID 6828 > board SerDes lanes topology details: > | Lane # | Speed | Type | > -------------------------------- > | 0 | 3 | SATA0 | > | 1 | 0 | SGMII1 | > | 2 | 5 | PCIe1 | > | 3 | 5 | USB3 HOST1 | > | 4 | 5 | PCIe2 | > | 5 | 0 | SGMII2 | > -------------------------------- > High speed PHY - Ended Successfully > mv_ddr: 14.0.0 > DDR3 Training Sequence - Switching XBAR Window to FastPath Window > mv_ddr: completed successfully > Trying to boot from MMC1 > ERROR: Invalid kwbimage v1 > mmc_load_image_raw_sector: mmc block read error > spl: mmc: wrong boot mode > Trying to boot from BOOTROM > Returning to BootROM (return address 0xffff05c4)... > Timeout waiting card ready > BootROM: Image checksum verification PASSED > > > U-Boot 2023.04-rc3-00159-gd1653548d2-dirty (Mar 06 2023 - 21:02:40 +1000) > ===================================== > > > Could you try another test by completely erasing BOOT0, BOOT1 and USER > > > data? And see what BootROM prints. > > > > ===================================== > BootROM - 1.73 > > Booting from MMC > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad header at offset 00200000 > Switching BootPartitions. > BootROM: Bad header at offset 00000000 > BootROM: Bad h > Trying Uart > ===================================== > > > > > > > > When bootloader is stored on Boot 0, then SPL should take care of > > > > > loading and executing main U-Boot. When it is stored on Boot 1 or > > User > > > > > Data then SPL should return back to BootROM and let BootROM to load > > and > > > > > execute main U-Boot. > > > > > > > > > > Pali Rohár (2): > > > > > tools: kwboot: Fix MMC HW boot partitions info > > > > > arm: mvebu: spl: Load proper U-Boot from eMMC Boot 0 partition > > > > > > > > > > arch/arm/mach-mvebu/Kconfig | 1 + > > > > > arch/arm/mach-mvebu/spl.c | 13 +++++++------ > > > > > tools/kwboot.c | 6 +++--- > > > > > 3 files changed, 11 insertions(+), 9 deletions(-) > > > > > > > > > > -- > > > > > 2.20.1 > > > > > > > > > > > >