From patchwork Sun Dec 22 13:00:06 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: 13918058 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 E2001E7718D for ; Sun, 22 Dec 2024 13:06:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tPLdj-0004GR-P0; Sun, 22 Dec 2024 08:05:00 -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 1tPLb8-0006N1-NY for qemu-devel@nongnu.org; Sun, 22 Dec 2024 08:02:19 -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 1tPLb6-0000t7-Pd for qemu-devel@nongnu.org; Sun, 22 Dec 2024 08:02:17 -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; bh=fn8EjiAwmeAdr8NdfHCg0vwfcy5sjWx+LFca0K+b2Nk=; b=TAMw3+EvG7mIbo4FyRlJDrGek7 dAZp9Y11QchMKtcMcGhKZ8khI0iDmTa/7daID3xI0QHo68oQtIZHcI3FZflfNQOBi4uBxki8Vf1Ik WK+g/ou1NBxSMnpmg1qQEkyFpOiTgG4uWnp4TmV5tdOhtG0NTQSkCbJccv4oEfDGJA0ze9ovgpCrg 0zd0qZOs3T43m6lpaO78qi9JnA0ksE63nvBSUdDCKRjdpNbURfqr2jUfPlR8ggZiVeuEWUxyGDij+ qm1l4u/t7Re/uGdclbXT0zSxR+DyVsBOycarFU10u/vgUXJ17oisbUrZbYWpNjpQkxiOkJS6iz4pq 1/b0Xjt6pcR0cYvN6Ho+gjZAybYsABIj2Hd/hDTkdFRw/wUkiUwLZdqBdai8XODQKFqohBqAZaCVo Iu1ZrZgY1tttlT3xHEd06lThytHOr3UaECbpEUaqBpIHDPU3MLpguOr6BofEz3EX7eaNryF1vR7bI Twb+ZSluS3wKKS4qfB8JSke1vvIJPmT2zUSB9v0Hs/lf67zeV+U5UbdPeWTvRIMySLiu6u2P4xlKa U7n2wNeuZD7qigjutpAljxzL5iPobV0Qwds/rcwzCa7JQCebjv9CcvKtpfyEBmOrDmlI2aS2RGk1z /2lGCiJaTkli3OJIzeSAKi3JKE6yfce/oqZQpde78=; Received: from [2a02:8012:2f01:0:33a9:475d:1cd9:884] (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 1tPLaJ-0002L7-Hu; Sun, 22 Dec 2024 13:01:31 +0000 From: Mark Cave-Ayland To: huth@tuxfamily.org, qemu-devel@nongnu.org Date: Sun, 22 Dec 2024 13:00:06 +0000 Message-Id: <20241222130012.1013374-28-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241222130012.1013374-1-mark.cave-ayland@ilande.co.uk> References: <20241222130012.1013374-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a02:8012:2f01:0:33a9:475d:1cd9:884 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH v3 27/33] next-cube: move rtc-data-in gpio from next-pc to next-rtc device 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 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 Add a new rtc-data-out gpio to the next-pc device and wire it up to the next-rtc rtc-data-in gpio using the standard qdev gpio APIs. Signed-off-by: Mark Cave-Ayland Reviewed-by: Thomas Huth --- hw/m68k/next-cube.c | 26 +++++++++++++++++--------- 1 file changed, 17 insertions(+), 9 deletions(-) diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index a279754643..83154a3661 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -105,6 +105,7 @@ struct NeXTPC { NeXTRTC rtc; qemu_irq rtc_power_irq; + qemu_irq rtc_data_irq; }; typedef struct next_dma { @@ -179,8 +180,8 @@ static bool next_rtc_cmd_is_write(uint8_t cmd) static void next_rtc_data_in_irq(void *opaque, int n, int level) { - NeXTPC *s = NEXT_PC(opaque); - NeXTRTC *rtc = &s->rtc; + NeXTRTC *rtc = NEXT_RTC(opaque); + NeXTPC *s = NEXT_PC(container_of(rtc, NeXTPC, rtc)); if (rtc->phase < 8) { rtc->command = (rtc->command << 1) | level; @@ -274,13 +275,10 @@ static void next_scr2_rtc_update(NeXTPC *s) /* If we are in going down clock... do something */ if (((old_scr2 & SCR2_RTCLK) != (scr2_2 & SCR2_RTCLK)) && ((scr2_2 & SCR2_RTCLK) == 0)) { - qemu_irq rtc_data_in_irq = qdev_get_gpio_in_named( - DEVICE(s), "rtc-data-in", 0); - if (scr2_2 & SCR2_RTDATA) { - qemu_irq_raise(rtc_data_in_irq); + qemu_irq_raise(s->rtc_data_irq); } else { - qemu_irq_lower(rtc_data_in_irq); + qemu_irq_lower(s->rtc_data_irq); } } } else { @@ -1028,6 +1026,12 @@ static void next_rtc_reset_hold(Object *obj, ResetType type) memcpy(rtc->ram, rtc_ram2, 32); } +static void next_rtc_init(Object *obj) +{ + qdev_init_gpio_in_named(DEVICE(obj), next_rtc_data_in_irq, + "rtc-data-in", 1); +} + static const VMStateDescription next_rtc_vmstate = { .name = "next-rtc", .version_id = 3, @@ -1057,6 +1061,7 @@ static void next_rtc_class_init(ObjectClass *klass, void *data) static const TypeInfo next_rtc_info = { .name = TYPE_NEXT_RTC, .parent = TYPE_SYS_BUS_DEVICE, + .instance_init = next_rtc_init, .instance_size = sizeof(NeXTRTC), .class_init = next_rtc_class_init, }; @@ -1128,6 +1133,9 @@ static void next_pc_realize(DeviceState *dev, Error **errp) if (!sysbus_realize(SYS_BUS_DEVICE(d), errp)) { return; } + /* Data from NeXTPC to RTC */ + qdev_connect_gpio_out_named(dev, "rtc-data-out", 0, + qdev_get_gpio_in_named(d, "rtc-data-in", 0)); } static void next_pc_init(Object *obj) @@ -1166,8 +1174,8 @@ static void next_pc_init(Object *obj) s->rtc_power_irq = qdev_get_gpio_in(DEVICE(obj), NEXT_PWR_I); qdev_init_gpio_in_named(DEVICE(obj), next_pc_rtc_data_in_irq, "pc-rtc-data-in", 1); - qdev_init_gpio_in_named(DEVICE(obj), next_rtc_data_in_irq, - "rtc-data-in", 1); + qdev_init_gpio_out_named(DEVICE(obj), &s->rtc_data_irq, + "rtc-data-out", 1); } /*