{"id":2207236,"url":"http://patchwork.ozlabs.org/api/1.2/patches/2207236/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20260309105110.672832-1-daniel@0x0f.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.2/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260309105110.672832-1-daniel@0x0f.com>","list_archive_url":null,"date":"2026-03-09T10:51:08","name":"[v2,1/3] serial: goldfish: Add debug uart support","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"e5e4030f0c567ac81baf18cc5ba6ccc4a076dde1","submitter":{"id":74011,"url":"http://patchwork.ozlabs.org/api/1.2/people/74011/?format=json","name":"Daniel Palmer","email":"daniel@0x0f.com"},"delegate":{"id":14103,"url":"http://patchwork.ozlabs.org/api/1.2/users/14103/?format=json","username":"spectrum","first_name":"Angelo","last_name":"Dureghello","email":"sysamfw@gmail.com"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20260309105110.672832-1-daniel@0x0f.com/mbox/","series":[{"id":494987,"url":"http://patchwork.ozlabs.org/api/1.2/series/494987/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=494987","date":"2026-03-09T10:51:08","name":"[v2,1/3] serial: goldfish: Add debug uart support","version":2,"mbox":"http://patchwork.ozlabs.org/series/494987/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2207236/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2207236/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=0x0f.com header.i=@0x0f.com header.a=rsa-sha256\n header.s=google header.b=mmyiwpIC;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org)","phobos.denx.de;\n dmarc=none (p=none dis=none) header.from=0x0f.com","phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de","phobos.denx.de;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=0x0f.com header.i=@0x0f.com header.b=\"mmyiwpIC\";\n\tdkim-atps=neutral","phobos.denx.de;\n dmarc=none (p=none dis=none) header.from=0x0f.com","phobos.denx.de; spf=pass smtp.mailfrom=daniel@0x0f.com"],"Received":["from phobos.denx.de (phobos.denx.de\n [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fTv2n27wmz1y04\n\tfor ; Mon, 09 Mar 2026 21:51:45 +1100 (AEDT)","from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id D4A6283A8C;\n\tMon, 9 Mar 2026 11:51:35 +0100 (CET)","by phobos.denx.de (Postfix, from userid 109)\n id 6699C83CDF; Mon, 9 Mar 2026 11:51:34 +0100 (CET)","from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com\n [IPv6:2607:f8b0:4864:20::1036])\n (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id 6E568839DF\n for ; Mon, 9 Mar 2026 11:51:31 +0100 (CET)","by mail-pj1-x1036.google.com with SMTP id\n 98e67ed59e1d1-358d80f60ccso6076692a91.3\n for ; Mon, 09 Mar 2026 03:51:31 -0700 (PDT)","from shiro (p1766150-ipxg00e01sizuokaden.shizuoka.ocn.ne.jp.\n [153.167.218.150]) by smtp.googlemail.com with ESMTPSA id\n 98e67ed59e1d1-359bbbaf51bsm5491921a91.1.2026.03.09.03.51.29\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 09 Mar 2026 03:51:29 -0700 (PDT)"],"X-Spam-Checker-Version":"SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de","X-Spam-Level":"","X-Spam-Status":"No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,\n DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED,\n SPF_HELO_NONE autolearn=ham autolearn_force=no version=3.4.2","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=0x0f.com; s=google; t=1773053490; x=1773658290; darn=lists.denx.de;\n h=content-transfer-encoding:mime-version:message-id:date:subject:cc\n :to:from:from:to:cc:subject:date:message-id:reply-to;\n bh=7gQ3mzbMD8EZ6zwEAtIofxwXLpbb0wlEmsFdlXsfUv8=;\n b=mmyiwpICBtXDtsN/nSiMgM59I0Ao/GYMCT50HHBmFTuwnO6zIDBrcQqs5+9NuXYt1f\n tbO/ieTgSUe5ay2IRa6eH5emHSAQG6elFdfM9lYtJP1Y8Io3P/PCB2pErsmRP/xpdRnR\n HJYk+1t2MDVczVOAb95Mmrgt8ScSC6ULdmHLE=","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20230601; t=1773053490; x=1773658290;\n h=content-transfer-encoding:mime-version:message-id:date:subject:cc\n :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date\n :message-id:reply-to;\n bh=7gQ3mzbMD8EZ6zwEAtIofxwXLpbb0wlEmsFdlXsfUv8=;\n b=X7D8HMQ2mEq0TWKeeY4fY1u4xdd8pYs44Bufbv/e5cfIkFgvesYT7tQUNkXon/1QhO\n 1kSNinGFm+pVS4bkyhV+kUSOvMRdv4PXQOaM98koZnzX8iCrYueVgi2IF2C4R9xbKZYy\n Wm73THxlxmYGEX8alXdebCWG6uf6tZa1ZR3krQl0115ENeeSAkIC1CnIB7N52E1UQeeB\n qR/VR1EdaK7I349w0wKxsLiy1cHQESfVDepPSTPkWaQbrNbsbn+5dqv8zNsj4UsNuYbo\n S6NR2r25C+SCKWtXuYlIwGBjOljK5fY7D20UcC7hO0kap67ZmddcegURHFWfuz5F/aIA\n K0hg==","X-Gm-Message-State":"AOJu0YyVZM60GcHEdYXucp7C+VaL/b23tWtrs4KGRlcV2iWX2fmAXfI9\n m8/ZnLwh6avshh1poXmWIhB/LbtPMdaeorUeWD/vbW/hovuV2X01/ajjDDYVDhVekwo=","X-Gm-Gg":"ATEYQzxQrDqQ/YslzXuOPVQC/RnGrgoImmkH4hy5pAQeHYq6+vJ8l1yihrAqLw1c6s5\n vZVx39oJWRvLqSIegy46TzzcDUJryYhsCienlll/mOeRyxFJQhWX2RhWI91barPKmcTVLVUwKBu\n S/KS8hvf0sjj8xdMKBMzuNwinS3yWKnbexBPlKm5dM7oJ+QHUatw15/QgvHT6mjgbxGW2GcMxe3\n q7QmRqOBUrflF7J2BrhPNuhSJWrqqu1/X08R29uxkuq9XUBJ954Tc/PsbEg7TIlM/VBZWet3gpJ\n czOzO7m5kxOwfE+QIV1vGahBF6flIzJ31DL58KVC4/CAvJXDJuUXKyMiheu6MXg77zLskl0svG3\n LADDZRDLDM+i2B8JTiNa/8Vvkmep0iMapG+/72DeSuERLMddlEGxf8rPYSec9rnJyPdJjeXywzz\n L7Eu/jQG3Fq02VvUPZJV9F4lbYGheqXRJAN/CzwGjL48pMNqYTcW14yn0JIS/PLxNt1w==","X-Received":"by 2002:a17:90b:3810:b0:343:7714:4caa with SMTP id\n 98e67ed59e1d1-359be27b694mr10458221a91.3.1773053489821;\n Mon, 09 Mar 2026 03:51:29 -0700 (PDT)","From":"Daniel Palmer ","To":"visitorckw@gmail.com","Cc":"u-boot@lists.denx.de,\n\tDaniel Palmer ","Subject":"[PATCH v2 1/3] serial: goldfish: Add debug uart support","Date":"Mon, 9 Mar 2026 19:51:08 +0900","Message-ID":"<20260309105110.672832-1-daniel@0x0f.com>","X-Mailer":"git-send-email 2.51.0","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":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","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"},"content":"Add debug support for the goldfish tty so it can be used for\nearly debugging. This will be really useful when adding support\nfor relocation to the m68k qemu virt machine.\n\nSigned-off-by: Daniel Palmer \n---\n drivers/serial/Kconfig | 8 ++++++++\n drivers/serial/serial_goldfish.c | 18 ++++++++++++++++++\n 2 files changed, 26 insertions(+)","diff":"diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig\nindex b84cb9ec781d..f6a696e6c94c 100644\n--- a/drivers/serial/Kconfig\n+++ b/drivers/serial/Kconfig\n@@ -510,6 +510,14 @@ config DEBUG_UART_XTENSA_SEMIHOSTING\n \t start up driver model. The driver will be available until the real\n \t driver model serial is running.\n \n+config DEBUG_UART_GOLDFISH\n+\tbool \"Goldfish TTY\"\n+\thelp\n+\t Select this to enable the debug UART using the Goldfish TTY driver.\n+\t This provides basic serial output from the console without needing to\n+\t start up driver model. The driver will be available until the real\n+\t driver model serial is running.\n+\n endchoice\n \n config DEBUG_UART_BASE\ndiff --git a/drivers/serial/serial_goldfish.c b/drivers/serial/serial_goldfish.c\nindex 4ac2cfb62315..91dc040fcf26 100644\n--- a/drivers/serial/serial_goldfish.c\n+++ b/drivers/serial/serial_goldfish.c\n@@ -115,3 +115,21 @@ U_BOOT_DRIVER(serial_goldfish) = {\n \t.priv_auto = sizeof(struct goldfish_tty_priv),\n \t.flags\t= DM_FLAG_PRE_RELOC,\n };\n+\n+#ifdef CONFIG_DEBUG_UART_GOLDFISH\n+\n+#include \n+\n+static inline void _debug_uart_init(void)\n+{\n+}\n+\n+static inline void _debug_uart_putc(int ch)\n+{\n+\tvoid __iomem *base = (void __iomem *)CONFIG_VAL(DEBUG_UART_BASE);\n+\n+\t__raw_writel(ch, base + GOLDFISH_TTY_PUT_CHAR);\n+}\n+\n+DEBUG_UART_FUNCS\n+#endif\n","prefixes":["v2","1/3"]}