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 X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EDCF6C2D0C0 for ; Sun, 29 Dec 2019 22:47:46 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B0E6E207FF for ; Sun, 29 Dec 2019 22:47:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Jxr4a0bc" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B0E6E207FF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=amsat.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:55712 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ilhLd-00046O-BV for qemu-devel@archiver.kernel.org; Sun, 29 Dec 2019 17:47:45 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:52634) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ilhJA-0002Li-0e for qemu-devel@nongnu.org; Sun, 29 Dec 2019 17:45:12 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ilhJ8-0001WH-U1 for qemu-devel@nongnu.org; Sun, 29 Dec 2019 17:45:11 -0500 Received: from mail-wm1-x343.google.com ([2a00:1450:4864:20::343]:39569) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ilhJ8-0001Tj-NU for qemu-devel@nongnu.org; Sun, 29 Dec 2019 17:45:10 -0500 Received: by mail-wm1-x343.google.com with SMTP id 20so12878981wmj.4 for ; Sun, 29 Dec 2019 14:45:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=kfmw6Uf2kP9Qr8LqH5cHUDPYAsKSSyoM6o3xZGkGFTM=; b=Jxr4a0bc7gGJivbli8bljZC1sWLcb4p5io3X93/G1wdR1f4zh7Y67ir+sS69cWCKe9 UKDUMl24brFKsatSpSkOPW/y7HURDrhrcKUUMs3TlXFRZM1wmY1r2XwB7rAqH3Yxa3qe qA8suf9RchR/yTBmUO3s2NF0AbuFxeLR0ZvqLTB1XggknvX54z014AgcLNz7gDbyebkO 92ta6MYxkVEbVg8outDbeRqORmkSDBcSaaXY2zAt8undcvCnRJGQQ3bMtpv1hBwTbjSC Q0frYEJK4NYeP48/DMwxQIpNDBQ+4o5PYCmZ3jrbOpytvwZSCCp+G/ytoBZtGKoB5ePh fRqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=kfmw6Uf2kP9Qr8LqH5cHUDPYAsKSSyoM6o3xZGkGFTM=; b=r0JNJZusglIm0khFif51+P04xzDQLNV3Re1RrwoiX5H49D1iIrwPDWBOkSYgSh333O Xd+GijsUj4hcWNzCir4MFvxL2D58w9rffCnO5CdMZWhpzXUQ8bzBhMlfUC3dbhWRO2d4 3q5yZwj2+JNw3/l8+1Ytyyzeq2jzY2Two/TJ3V84BcbVCf3E06eg4vihAf4l7rj8lfMR Hf/O5rZexrRXoOpaqfpbC/41twVAxNxUNY0mOwpwsEkkmvU0NpczE2M8vPCQi4/M4Xkp YbweEKm3cX5OUqcxFsQCx24H4PDMk86favhtrHN9tdlvbY8lx63E2Q9QSgFC/dKyM/dJ U1iQ== X-Gm-Message-State: APjAAAVRxpuWDwIp2D6tDt/Q4/p1pR+5KScbXAOd0PaEZQfDhBzndQuh LF0BZI0oi5PpZ4pKnOyob1NS8baQzOY= X-Google-Smtp-Source: APXvYqwD0gZKzxZjRnJ4/a1YGtmSFfXQ4b8fCSXbjGBbJxI9vcAt9SJpfbnHmCrHCX3hS5AveoRGwg== X-Received: by 2002:a7b:cb91:: with SMTP id m17mr31182649wmi.146.1577659509642; Sun, 29 Dec 2019 14:45:09 -0800 (PST) Received: from x1w.home ([2a01:cb18:8372:6b00:691b:aac5:8837:d4da]) by smtp.gmail.com with ESMTPSA id x1sm42709188wru.50.2019.12.29.14.45.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 29 Dec 2019 14:45:09 -0800 (PST) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v3 1/8] hw/char/avr: Reduce USART I/O size Date: Sun, 29 Dec 2019 23:44:58 +0100 Message-Id: <20191229224505.24466-2-f4bug@amsat.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191229224505.24466-1-f4bug@amsat.org> References: <20191229224505.24466-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::343 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Thomas Huth , Sarah Harris , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Michael Rolnik , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Per the datasheet the USART uses 7 consecutive 8-bit registers. Signed-off-by: Philippe Mathieu-Daudé --- hw/char/avr_usart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/char/avr_usart.c b/hw/char/avr_usart.c index cb307fe23d..becdb87847 100644 --- a/hw/char/avr_usart.c +++ b/hw/char/avr_usart.c @@ -280,7 +280,7 @@ static void avr_usart_init(Object *obj) sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->rxc_irq); sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->dre_irq); sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->txc_irq); - memory_region_init_io(&s->mmio, obj, &avr_usart_ops, s, TYPE_AVR_USART, 8); + memory_region_init_io(&s->mmio, obj, &avr_usart_ops, s, TYPE_AVR_USART, 7); sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio); qdev_init_gpio_in(DEVICE(s), avr_usart_pr, 1); s->enabled = true; -- 2.21.0