From nobody Fri Nov 7 05:37:32 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1546507107451303.98508436461464; Thu, 3 Jan 2019 01:18:27 -0800 (PST) Received: from localhost ([127.0.0.1]:49966 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gez90-0000Tj-6K for importer@patchew.org; Thu, 03 Jan 2019 04:18:26 -0500 Received: from eggs.gnu.org ([208.118.235.92]:51789) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gez3a-0003Lp-01 for qemu-devel@nongnu.org; Thu, 03 Jan 2019 04:12:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gez3Y-0006Vk-Rm for qemu-devel@nongnu.org; Thu, 03 Jan 2019 04:12:50 -0500 Received: from mx1.redhat.com ([209.132.183.28]:55082) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gez3W-0006UP-En; Thu, 03 Jan 2019 04:12:46 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 99EBD12039; Thu, 3 Jan 2019 09:12:45 +0000 (UTC) Received: from localhost (ovpn-117-118.ams2.redhat.com [10.36.117.118]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1BF3C5D757; Thu, 3 Jan 2019 09:12:42 +0000 (UTC) From: Stefan Hajnoczi To: Date: Thu, 3 Jan 2019 09:11:09 +0000 Message-Id: <20190103091119.9367-2-stefanha@redhat.com> In-Reply-To: <20190103091119.9367-1-stefanha@redhat.com> References: <20190103091119.9367-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Thu, 03 Jan 2019 09:12:45 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH 01/11] qtest: Add set_irq_in command to set IRQ/GPIO level X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Peter Maydell , Thomas Huth , =?UTF-8?q?Steffen=20G=C3=B6rtz?= , Jim Mussared , qemu-arm@nongnu.org, Joel Stanley , Stefan Hajnoczi , Paolo Bonzini , Julia Suvorova Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: Steffen G=C3=B6rtz Adds a new qtest command "set_irq_in" which allows to set qemu gpio lines to a given level. Based on https://lists.gnu.org/archive/html/qemu-devel/2012-12/msg02363.html which never got merged. Signed-off-by: Steffen G=C3=B6rtz Originally-by: Matthew Ogilvie Reviewed-by: Stefan Hajnoczi Reviewed-by: Thomas Huth Reviewed-by: Laurent Vivier Signed-off-by: Stefan Hajnoczi --- tests/libqtest.h | 13 +++++++++++++ qtest.c | 43 +++++++++++++++++++++++++++++++++++++++++++ tests/libqtest.c | 10 ++++++++++ 3 files changed, 66 insertions(+) diff --git a/tests/libqtest.h b/tests/libqtest.h index 9758c51be6..7ea94139b0 100644 --- a/tests/libqtest.h +++ b/tests/libqtest.h @@ -230,6 +230,19 @@ void qtest_irq_intercept_in(QTestState *s, const char = *string); */ void qtest_irq_intercept_out(QTestState *s, const char *string); =20 +/** + * qtest_set_irq_in: + * @s: QTestState instance to operate on. + * @string: QOM path of a device + * @name: IRQ name + * @irq: IRQ number + * @level: IRQ level + * + * Force given device/irq GPIO-in pin to the given level. + */ +void qtest_set_irq_in(QTestState *s, const char *string, const char *name, + int irq, int level); + /** * qtest_outb: * @s: #QTestState instance to operate on. diff --git a/qtest.c b/qtest.c index 69b9e9962b..451696b5da 100644 --- a/qtest.c +++ b/qtest.c @@ -164,6 +164,17 @@ static bool qtest_opened; * where NUM is an IRQ number. For the PC, interrupts can be intercepted * simply with "irq_intercept_in ioapic" (note that IRQ0 comes out with * NUM=3D0 even though it is remapped to GSI 2). + * + * Setting interrupt level: + * + * > set_irq_in QOM-PATH NAME NUM LEVEL + * < OK + * + * where NAME is the name of the irq/gpio list, NUM is an IRQ number and + * LEVEL is an signed integer IRQ level. + * + * Forcibly set the given interrupt pin to the given level. + * */ =20 static int hex2nib(char ch) @@ -326,7 +337,39 @@ static void qtest_process_command(CharBackend *chr, gc= har **words) irq_intercept_dev =3D dev; qtest_send_prefix(chr); qtest_send(chr, "OK\n"); + } else if (strcmp(words[0], "set_irq_in") =3D=3D 0) { + DeviceState *dev; + qemu_irq irq; + char *name; + int ret; + int num; + int level; =20 + g_assert(words[1] && words[2] && words[3] && words[4]); + + dev =3D DEVICE(object_resolve_path(words[1], NULL)); + if (!dev) { + qtest_send_prefix(chr); + qtest_send(chr, "FAIL Unknown device\n"); + return; + } + + if (strcmp(words[2], "unnamed-gpio-in") =3D=3D 0) { + name =3D NULL; + } else { + name =3D words[2]; + } + + ret =3D qemu_strtoi(words[3], NULL, 0, &num); + g_assert(!ret); + ret =3D qemu_strtoi(words[4], NULL, 0, &level); + g_assert(!ret); + + irq =3D qdev_get_gpio_in_named(dev, name, num); + + qemu_set_irq(irq, level); + qtest_send_prefix(chr); + qtest_send(chr, "OK\n"); } else if (strcmp(words[0], "outb") =3D=3D 0 || strcmp(words[0], "outw") =3D=3D 0 || strcmp(words[0], "outl") =3D=3D 0) { diff --git a/tests/libqtest.c b/tests/libqtest.c index 1d75d3c936..55750dd68d 100644 --- a/tests/libqtest.c +++ b/tests/libqtest.c @@ -753,6 +753,16 @@ void qtest_irq_intercept_in(QTestState *s, const char = *qom_path) qtest_rsp(s, 0); } =20 +void qtest_set_irq_in(QTestState *s, const char *qom_path, const char *nam= e, + int num, int level) +{ + if (!name) { + name =3D "unnamed-gpio-in"; + } + qtest_sendf(s, "set_irq_in %s %s %d %d\n", qom_path, name, num, level); + qtest_rsp(s, 0); +} + static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint3= 2_t value) { qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value); --=20 2.19.2