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 40FD7C433F5 for ; Thu, 27 Jan 2022 15:33:51 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 19BB0837B6; Thu, 27 Jan 2022 16:33:33 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=gmail.com 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=gmail.com header.i=@gmail.com header.b="e0b0FFiN"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 409CD837B6; Thu, 27 Jan 2022 16:33:28 +0100 (CET) Received: from mail-qv1-xf2d.google.com (mail-qv1-xf2d.google.com [IPv6:2607:f8b0:4864:20::f2d]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id C1B6E83384 for ; Thu, 27 Jan 2022 16:33:20 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=dsankouski@gmail.com Received: by mail-qv1-xf2d.google.com with SMTP id t7so3173380qvj.0 for ; Thu, 27 Jan 2022 07:33:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=lQ7BafmOL4ss0E3Yj6pIo4GJf/oe3gPDhCjzmcPzbaE=; b=e0b0FFiNtgQpjC37URN7JnQIgw4J3GXSu0BSFOPcw45B8s7977B2UYkQJo1dfNK6iI CC/3eVyecOhXks1OGIcJof9S2DMywH+5rQCYYRXi6sWvhhKdVNSvPfZjNamOz0ot4xGS ZwDijwQeJuxbq0X/Feh22dAqvb5/IiAihxT3FuuRW9YimmmvqjJIyG918atQlq6l7Drl /3pJB28k6eqI9f3Hb8EKUmFFslCJ3olr2WmwUHiD9BgzF6zkvNwJJm2YXlWu0WX+H0ff XLa8ojASyF3ute7tN6JmvM+cBpIbQWctVonsbBbY0j2vhdaNPWZI8c+NH6yJZdUCspYr IsTw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=lQ7BafmOL4ss0E3Yj6pIo4GJf/oe3gPDhCjzmcPzbaE=; b=g683scP9U7dnXWU3g4XqC4y7wjLwhqkGsrp9/53xtsY9LdH2sD5vLLV9evyvq+gReR DxBqNuIkr5aD5Km0PndMoAnq87MrZ1VcZBy9i4r2WlS9yccFOwqt6b5lsViVji6/vfdG qsnczasCNveTf2MZ6tPN3SuBkHRXNUPqwU9931gKqvbK5Rr1WlNryZWeu5zHm+vO3Sb3 fwKr1ZTQ1OCHW2Y9e8+ZPJcpVgjKLYQGJv9giBF6ZoowJHW0kvUUb0tgc7m5rcctZZnj qHFMFfHTPYXqmM8nwUMa402yatG2jxhxROPrDjY0zH0yViTHk6u3z2hy4yC3lzSdggnr FRBg== X-Gm-Message-State: AOAM533uPw0kn+lCQX6r8HA7uvOz0KWj1iETCHq6JlLSKrPXf2J/1Ogn OuH3P3ZLYkG11Fr9Hjgg1qACcTzYX3k= X-Google-Smtp-Source: ABdhPJzvCjtAyE1m7wNiISMfzvciaUXvEXA9skaafCQFHDUEWge1AOdd1QwbE0jIeHb5yTPSx3Mhwg== X-Received: by 2002:a05:6214:ccd:: with SMTP id 13mr3491849qvx.61.1643297599209; Thu, 27 Jan 2022 07:33:19 -0800 (PST) Received: from localhost.localdomain ([86.57.159.214]) by smtp.gmail.com with ESMTPSA id u16sm1599127qko.130.2022.01.27.07.33.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Jan 2022 07:33:18 -0800 (PST) From: sankouski-dzmitry X-Google-Original-From: sankouski-dzmitry To: u-boot@lists.denx.de Cc: Dzmitry Sankouski , sankouski-dzmitry Subject: [PATCH 3/3] board: axy17lte: get board usable - add bootcmd and docs Date: Thu, 27 Jan 2022 18:32:34 +0300 Message-Id: <20220127153234.1964353-4-sankouski.dzmitry@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220127153234.1964353-1-sankouski.dzmitry@gmail.com> References: <20220127153234.1964353-1-sankouski.dzmitry@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 0.103.5 at phobos.denx.de X-Virus-Status: Clean From: Dzmitry Sankouski U-boot is intended to replace linux kernel in android boot image(ABL), and it's FIT payload to replace initramfs file. The boot process is similar to boot image with linux: - android bootloader (ABL) unpacks android boot image - ABL sets `linux,initrd-start property` in chosen node in unpacked FDT - ABL sets x0 register to FDT address, and passes control to u-boot - u-boot reads x0 register, and stores it in `prevbl_fdt_addr` env variable - u-boot reads `linux,initrd-start` property, and stores it in `prevbl_initrd_start_addr` In this way, u-boot bootcmd relies on `prevbl_initrd_start_addr` env variable, and boils down to `bootm $prevbl_initrd_start_addr`. If more control on boot process is desired, pack a boot script in FIT image, and put it to default configuration What done: - Rearrange defconfig option order - Add CONFIG_SAVE_PREV_BL_INITRAMFS_START_ADDR option - Doc updates: - remove wrong SBOOT memory corruption note, because memory is changed during u-boot bringup process, not by SBOOT - put payload on ramdisk place in abl boot image creation step Signed-off-by: sankouski-dzmitry Minkyu Kang --- configs/a3y17lte_defconfig | 11 ++++++----- configs/a5y17lte_defconfig | 10 ++++++---- configs/a7y17lte_defconfig | 10 ++++++---- doc/board/samsung/axy17lte.rst | 15 +++------------ include/configs/exynos78x0-common.h | 1 + 5 files changed, 22 insertions(+), 25 deletions(-) diff --git a/configs/a3y17lte_defconfig b/configs/a3y17lte_defconfig index ddc1801a59..80a7f93325 100644 --- a/configs/a3y17lte_defconfig +++ b/configs/a3y17lte_defconfig @@ -1,13 +1,14 @@ CONFIG_ARM=y -CONFIG_SYS_CONFIG_NAME="exynos78x0-common" -CONFIG_SKIP_LOWLEVEL_INIT=y CONFIG_ARCH_EXYNOS=y -CONFIG_SYS_TEXT_BASE=0x40001000 CONFIG_ARCH_EXYNOS7=y CONFIG_TARGET_A3Y17LTE=y +CONFIG_SYS_CONFIG_NAME="exynos78x0-common" +CONFIG_SYS_TEXT_BASE=0x40001000 +CONFIG_SYS_LOAD_ADDR=0x40001000 +CONFIG_SKIP_LOWLEVEL_INIT=y CONFIG_NR_DRAM_BANKS=8 CONFIG_DEFAULT_DEVICE_TREE="exynos78x0-axy17lte" -CONFIG_SYS_LOAD_ADDR=0x40001000 +CONFIG_HUSH_PARSER=y CONFIG_FIT=y CONFIG_USE_PREBOOT=y CONFIG_PREBOOT="echo Read pressed buttons status;KEY_VOLUMEUP=gpa20;KEY_HOME=gpa17;KEY_VOLUMEDOWN=gpa21;KEY_POWER=gpa00;PRESSED=0;RELEASED=1;if gpio input $KEY_VOLUMEUP; then setenv VOLUME_UP $PRESSED; else setenv VOLUME_UP $RELEASED; fi;if gpio input $KEY_VOLUMEDOWN; then setenv VOLUME_DOWN $PRESSED; else setenv VOLUME_DOWN $RELEASED; fi;if gpio input $KEY_HOME; then setenv HOME $PRESSED; else setenv HOME $RELEASED; fi;if gpio input $KEY_POWER; then setenv POWER $PRESSED; else setenv POWER $RELEASED; fi;" @@ -16,4 +17,4 @@ CONFIG_HUSH_PARSER=y CONFIG_CMD_GPIO=y CONFIG_CMD_I2C=y CONFIG_DM_I2C_GPIO=y -CONFIG_PINCTRL_EXYNOS78x0=y +CONFIG_SAVE_PREV_BL_INITRAMFS_START_ADDR=y diff --git a/configs/a5y17lte_defconfig b/configs/a5y17lte_defconfig index 2534ab0573..c7d4baf67b 100644 --- a/configs/a5y17lte_defconfig +++ b/configs/a5y17lte_defconfig @@ -1,13 +1,14 @@ CONFIG_ARM=y -CONFIG_SYS_CONFIG_NAME="exynos78x0-common" -CONFIG_SKIP_LOWLEVEL_INIT=y CONFIG_ARCH_EXYNOS=y -CONFIG_SYS_TEXT_BASE=0x40001000 CONFIG_ARCH_EXYNOS7=y CONFIG_TARGET_A5Y17LTE=y +CONFIG_SYS_CONFIG_NAME="exynos78x0-common" +CONFIG_SYS_TEXT_BASE=0x40001000 +CONFIG_SYS_LOAD_ADDR=0x40001000 +CONFIG_SKIP_LOWLEVEL_INIT=y CONFIG_NR_DRAM_BANKS=12 CONFIG_DEFAULT_DEVICE_TREE="exynos78x0-axy17lte" -CONFIG_SYS_LOAD_ADDR=0x40001000 +CONFIG_HUSH_PARSER=y CONFIG_FIT=y CONFIG_USE_PREBOOT=y CONFIG_PREBOOT="echo Read pressed buttons status;KEY_VOLUMEUP=gpa20;KEY_HOME=gpa17;KEY_VOLUMEDOWN=gpa21;KEY_POWER=gpa00;PRESSED=0;RELEASED=1;if gpio input $KEY_VOLUMEUP; then setenv VOLUME_UP $PRESSED; else setenv VOLUME_UP $RELEASED; fi;if gpio input $KEY_VOLUMEDOWN; then setenv VOLUME_DOWN $PRESSED; else setenv VOLUME_DOWN $RELEASED; fi;if gpio input $KEY_HOME; then setenv HOME $PRESSED; else setenv HOME $RELEASED; fi;if gpio input $KEY_POWER; then setenv POWER $PRESSED; else setenv POWER $RELEASED; fi;" @@ -16,3 +17,4 @@ CONFIG_HUSH_PARSER=y CONFIG_CMD_GPIO=y CONFIG_CMD_I2C=y CONFIG_DM_I2C_GPIO=y +CONFIG_SAVE_PREV_BL_INITRAMFS_START_ADDR=y diff --git a/configs/a7y17lte_defconfig b/configs/a7y17lte_defconfig index a2d76377ab..20a7fb1a8b 100644 --- a/configs/a7y17lte_defconfig +++ b/configs/a7y17lte_defconfig @@ -1,13 +1,14 @@ CONFIG_ARM=y -CONFIG_SYS_CONFIG_NAME="exynos78x0-common" -CONFIG_SKIP_LOWLEVEL_INIT=y CONFIG_ARCH_EXYNOS=y -CONFIG_SYS_TEXT_BASE=0x40001000 CONFIG_ARCH_EXYNOS7=y CONFIG_TARGET_A7Y17LTE=y +CONFIG_SYS_CONFIG_NAME="exynos78x0-common" +CONFIG_SYS_TEXT_BASE=0x40001000 +CONFIG_SYS_LOAD_ADDR=0x40001000 +CONFIG_SKIP_LOWLEVEL_INIT=y CONFIG_NR_DRAM_BANKS=12 CONFIG_DEFAULT_DEVICE_TREE="exynos78x0-axy17lte" -CONFIG_SYS_LOAD_ADDR=0x40001000 +CONFIG_HUSH_PARSER=y CONFIG_FIT=y CONFIG_USE_PREBOOT=y CONFIG_PREBOOT="echo Read pressed buttons status;KEY_VOLUMEUP=gpa20;KEY_HOME=gpa17;KEY_VOLUMEDOWN=gpa21;KEY_POWER=gpa00;PRESSED=0;RELEASED=1;if gpio input $KEY_VOLUMEUP; then setenv VOLUME_UP $PRESSED; else setenv VOLUME_UP $RELEASED; fi;if gpio input $KEY_VOLUMEDOWN; then setenv VOLUME_DOWN $PRESSED; else setenv VOLUME_DOWN $RELEASED; fi;if gpio input $KEY_HOME; then setenv HOME $PRESSED; else setenv HOME $RELEASED; fi;if gpio input $KEY_POWER; then setenv POWER $PRESSED; else setenv POWER $RELEASED; fi;" @@ -16,3 +17,4 @@ CONFIG_HUSH_PARSER=y CONFIG_CMD_GPIO=y CONFIG_CMD_I2C=y CONFIG_DM_I2C_GPIO=y +CONFIG_SAVE_PREV_BL_INITRAMFS_START_ADDR=y diff --git a/doc/board/samsung/axy17lte.rst b/doc/board/samsung/axy17lte.rst index e84fefec70..b7f299d1c7 100644 --- a/doc/board/samsung/axy17lte.rst +++ b/doc/board/samsung/axy17lte.rst @@ -66,26 +66,17 @@ and is therefore SBOOT's payload. It may be pure u-boot (with loading u-boot's payload from flash in mind), or u-boot + u-boot's payload. -It should be kept in mind, that SBOOT binary patches it's payload after loading -in address range 0x401f8550-0x401f9280. Given SBOOT loads payload to 0x40001000, -a range of 0x1f7550-0x1f8280 (2061648-2065024) in a payload file -will be corrupted after loading to RAM. - Creating payload file """"""""""""""""""""" - Assemble FIT image for your kernel -- Create a file for u-boot payload ``touch sboot-payload`` -- Write zeroes till 0x200000 address to be sure SBOOT won't corrupt your info - ``dd if=/dev/zero of=sboot-payload bs=$((0x200000)) count=1`` -- Write u-boot to the start of the payload ``dd if= of=sboot-payload`` -- Write FIT image to payload from 0x200000 address - ``dd if= of=sboot-payload seek=1 bs=2M`` Creating android boot image """"""""""""""""""""""""""" Once payload created, it's time for android image:: - mkbootimg --base 0x40000000 --kernel_offset 0x00000000 --ramdisk_offset 0x01000000 --tags_offset 0x00000100 --pagesize 2048 --second_offset 0x00f00000 --kernel -o uboot.img + uboot= + ramdisk= + mkbootimg --base 0x40000000 --kernel_offset 0x00000000 --ramdisk_offset 0x01000000 --tags_offset 0x00000100 --pagesize 2048 --second_offset 0x00f00000 --kernel "$uboot" --ramdisk "$ramdisk" -o uboot.img Note, that stock Samsung bootloader ignores offsets, set in mkbootimg. diff --git a/include/configs/exynos78x0-common.h b/include/configs/exynos78x0-common.h index 8d3449f028..c4c41bf3e8 100644 --- a/include/configs/exynos78x0-common.h +++ b/include/configs/exynos78x0-common.h @@ -85,6 +85,7 @@ #endif #define EXTRA_ENV_SETTINGS \ + "bootcmd=bootm $prevbl_initrd_start_addr\0" \ EXYNOS_DEVICE_SETTINGS \ EXYNOS_FDTFILE_SETTING \ MEM_LAYOUT_ENV_SETTINGS -- 2.25.1