From patchwork Tue Feb 13 19:39:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Cave-Ayland X-Patchwork-Id: 13555559 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id B6AEBC48BC4 for ; Tue, 13 Feb 2024 19:42:40 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rZyem-0002Wj-9C; Tue, 13 Feb 2024 14:41:28 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rZyek-0002W4-LO for qemu-devel@nongnu.org; Tue, 13 Feb 2024 14:41:26 -0500 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rZyej-0006G2-9x for qemu-devel@nongnu.org; Tue, 13 Feb 2024 14:41:26 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ilande.co.uk; s=20220518; h=Subject:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:To:From:Sender:Reply-To:Cc: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=uLiM6plWEwzlkiZfu7sRaC/5jsVXGWNfxKLn+cAJ7PQ=; b=WEh8QXyUuCRcGXmvViGGH+SW+L 9qEdSeoOYGDknC5ePJqk49f3Cb7s8prgdgRstXBfoKw4J89RE9rOT9Veiwts8l8kpu88UtNbld2nN q+lwODWjXqTLvrZsQpGsUEAVTs9TCh8e6wikHzUQwD9E596grcK+39F9K+WhHf7wD6UBuJxYZ9PM4 tIDo9L9NIVs5lnVJMlf3ZokgZ7MJqW6GHabvfcer3XYCjKy2a5oz+lODeENFEh/oxHc1ZJsBhui31 NgwctbkaXN+ZM4V2C7u4hk7YGcIKjB79h6j041IxHfFZDbd4G8KiGIV1JHXGu/jCb3IPyKZqtB5dh JDTjzF1faHPpk0wSsmG0zzWO9QzH6LAmftgRZOd9t22ahN+NSdzFpX1/v2aebHLvadHgTl8vWvWw+ 7ZUy/vZa0N1teRe/9kUWnJKvrQuxXxXiZx/cbEzb5Q/2c+Gkj+W4rJh4Nq1sET4gv1mCCIZ/DmLuI uSXY5lxh1oriAnS6Jj1L9qnQsBSnDGmB1YeNJk+KuBNrKX2qOmNuJmeIDhsWAtVi85+HnmUTnnWra vXsmxRHVow/3uqcG5wfJjwbE8nBt/a9g5YjYTsQL/X5AM2MTM4uvv2o+7zNuO6lH6+xRGoqc8TSun Ny9qPZWga21etqJOISI4XSn40HkJPXgfAkrjIH11o=; Received: from [2a00:23c4:8bb2:1300:c500:f104:bc51:e670] (helo=localhost.localdomain) by mail.ilande.co.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rZye0-0008m4-Jg; Tue, 13 Feb 2024 19:40:44 +0000 From: Mark Cave-Ayland To: peter.maydell@linaro.org, qemu-devel@nongnu.org Date: Tue, 13 Feb 2024 19:39:30 +0000 Message-Id: <20240213194052.1162753-7-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240213194052.1162753-1-mark.cave-ayland@ilande.co.uk> References: <20240213194052.1162753-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a00:23c4:8bb2:1300:c500:f104:bc51:e670 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PULL 06/88] esp.c: update esp_set_tc() to set STAT_TC flag X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.ilande.co.uk) Received-SPF: pass client-ip=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.ilande.co.uk X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This flag is set once the transfer counter counts down to zero. Signed-off-by: Mark Cave-Ayland Tested-by: Helge Deller Tested-by: Thomas Huth Message-Id: <20240112125420.514425-7-mark.cave-ayland@ilande.co.uk> Signed-off-by: Mark Cave-Ayland --- hw/scsi/esp.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 8c1c6bfc1c..c7b79a2949 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -161,9 +161,15 @@ static uint32_t esp_get_tc(ESPState *s) static void esp_set_tc(ESPState *s, uint32_t dmalen) { + uint32_t old_tc = esp_get_tc(s); + s->rregs[ESP_TCLO] = dmalen; s->rregs[ESP_TCMID] = dmalen >> 8; s->rregs[ESP_TCHI] = dmalen >> 16; + + if (old_tc && dmalen == 0) { + s->rregs[ESP_RSTAT] |= STAT_TC; + } } static uint32_t esp_get_stc(ESPState *s)