From nobody Fri Nov 7 05:38:59 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 1546506931687253.60835189577972; Thu, 3 Jan 2019 01:15:31 -0800 (PST) Received: from localhost ([127.0.0.1]:49924 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gez69-0005Yo-70 for importer@patchew.org; Thu, 03 Jan 2019 04:15:29 -0500 Received: from eggs.gnu.org ([208.118.235.92]:51956) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gez3u-0003k6-4d for qemu-devel@nongnu.org; Thu, 03 Jan 2019 04:13:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gez3s-0006jX-Ts for qemu-devel@nongnu.org; Thu, 03 Jan 2019 04:13:10 -0500 Received: from mx1.redhat.com ([209.132.183.28]:5782) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gez3o-0006gn-DW; Thu, 03 Jan 2019 04:13:04 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A3861C7A19; Thu, 3 Jan 2019 09:13:03 +0000 (UTC) Received: from localhost (ovpn-117-118.ams2.redhat.com [10.36.117.118]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6BA1719742; Thu, 3 Jan 2019 09:13:00 +0000 (UTC) From: Stefan Hajnoczi To: Date: Thu, 3 Jan 2019 09:11:15 +0000 Message-Id: <20190103091119.9367-8-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 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Thu, 03 Jan 2019 09:13:03 +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 07/11] tests/microbit-test: Add Tests for nRF51 GPIO 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 The test suite for the nRF51 GPIO peripheral for now only tests initial state. Additionally a set of tests testing an implementation detail of the model are included. Signed-off-by: Steffen G=C3=B6rtz Reviewed-by: Stefan Hajnoczi Signed-off-by: Stefan Hajnoczi --- tests/Makefile.include | 2 + tests/microbit-test.c | 160 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 162 insertions(+) create mode 100644 tests/microbit-test.c diff --git a/tests/Makefile.include b/tests/Makefile.include index 3f5a1d0c30..9c84bbd829 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -277,6 +277,7 @@ check-qtest-sparc64-y +=3D tests/boot-serial-test$(EXES= UF) check-qtest-arm-y +=3D tests/tmp105-test$(EXESUF) check-qtest-arm-y +=3D tests/pca9552-test$(EXESUF) check-qtest-arm-y +=3D tests/ds1338-test$(EXESUF) +check-qtest-arm-y +=3D tests/microbit-test$(EXESUF) check-qtest-arm-y +=3D tests/m25p80-test$(EXESUF) check-qtest-arm-y +=3D tests/virtio-blk-test$(EXESUF) check-qtest-arm-y +=3D tests/test-arm-mptimer$(EXESUF) @@ -708,6 +709,7 @@ tests/pxe-test$(EXESUF): tests/pxe-test.o tests/boot-se= ctor.o $(libqos-obj-y) tests/tmp105-test$(EXESUF): tests/tmp105-test.o $(libqos-omap-obj-y) tests/pca9552-test$(EXESUF): tests/pca9552-test.o $(libqos-omap-obj-y) tests/ds1338-test$(EXESUF): tests/ds1338-test.o $(libqos-imx-obj-y) +tests/microbit-test$(EXESUF): tests/microbit-test.o tests/m25p80-test$(EXESUF): tests/m25p80-test.o tests/i440fx-test$(EXESUF): tests/i440fx-test.o $(libqos-pc-obj-y) tests/q35-test$(EXESUF): tests/q35-test.o $(libqos-pc-obj-y) diff --git a/tests/microbit-test.c b/tests/microbit-test.c new file mode 100644 index 0000000000..535714797a --- /dev/null +++ b/tests/microbit-test.c @@ -0,0 +1,160 @@ + /* + * QTest testcase for Microbit board using the Nordic Semiconductor nRF51 = SoC. + * + * nRF51: + * Reference Manual: http://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.pdf + * Product Spec: http://infocenter.nordicsemi.com/pdf/nRF51822_PS_v3.1.pdf + * + * Microbit Board: http://microbit.org/ + * + * Copyright 2018 Steffen G=C3=B6rtz + * + * This code is licensed under the GPL version 2 or later. See + * the COPYING file in the top-level directory. + */ + + +#include "qemu/osdep.h" +#include "exec/hwaddr.h" +#include "libqtest.h" + +#include "hw/arm/nrf51.h" +#include "hw/gpio/nrf51_gpio.h" + +static void test_nrf51_gpio(void) +{ + size_t i; + uint32_t actual, expected; + + struct { + hwaddr addr; + uint32_t expected; + } const reset_state[] =3D { + {NRF51_GPIO_REG_OUT, 0x00000000}, {NRF51_GPIO_REG_OUTSET, 0x000000= 00}, + {NRF51_GPIO_REG_OUTCLR, 0x00000000}, {NRF51_GPIO_REG_IN, 0x0000000= 0}, + {NRF51_GPIO_REG_DIR, 0x00000000}, {NRF51_GPIO_REG_DIRSET, 0x000000= 00}, + {NRF51_GPIO_REG_DIRCLR, 0x00000000} + }; + + /* Check reset state */ + for (i =3D 0; i < ARRAY_SIZE(reset_state); i++) { + expected =3D reset_state[i].expected; + actual =3D readl(NRF51_GPIO_BASE + reset_state[i].addr); + g_assert_cmpuint(actual, =3D=3D, expected); + } + + for (i =3D 0; i < NRF51_GPIO_PINS; i++) { + expected =3D 0x00000002; + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START + i * = 4); + g_assert_cmpuint(actual, =3D=3D, expected); + } + + /* Check dir bit consistency between dir and cnf */ + /* Check set via DIRSET */ + expected =3D 0x80000001; + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIRSET, expected); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIR); + g_assert_cmpuint(actual, =3D=3D, expected); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_END) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + + /* Check clear via DIRCLR */ + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIRCLR, 0x80000001); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIR); + g_assert_cmpuint(actual, =3D=3D, 0x00000000); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x00); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_END) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x00); + + /* Check set via DIR */ + expected =3D 0x80000001; + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIR, expected); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIR); + g_assert_cmpuint(actual, =3D=3D, expected); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_END) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + + /* Reset DIR */ + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_DIR, 0x00000000); + + /* Check Input propagates */ + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0x00); + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= 0); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x00); + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= 1); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= -1); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0x02); + + /* Check pull-up working */ + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= 0); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b0000); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x00); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b1110); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0x02); + + /* Check pull-down working */ + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= 1); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b0000); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b0110); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x00); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0x02); + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= -1); + + /* Check Output propagates */ + irq_intercept_out("/machine/nrf51"); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b0011); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_OUTSET, 0x01); + g_assert_true(get_irq(0)); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_OUTCLR, 0x01); + g_assert_false(get_irq(0)); + + /* Check self-stimulation */ + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b01); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_OUTSET, 0x01); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x01); + + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_OUTCLR, 0x01); + actual =3D readl(NRF51_GPIO_BASE + NRF51_GPIO_REG_IN) & 0x01; + g_assert_cmpuint(actual, =3D=3D, 0x00); + + /* + * Check short-circuit - generates an guest_error which must be checked + * manually as long as qtest can not scan qemu_log messages + */ + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START, 0b01); + writel(NRF51_GPIO_BASE + NRF51_GPIO_REG_OUTSET, 0x01); + qtest_set_irq_in(global_qtest, "/machine/nrf51", "unnamed-gpio-in", 0,= 0); +} + +int main(int argc, char **argv) +{ + int ret; + + g_test_init(&argc, &argv, NULL); + + global_qtest =3D qtest_initf("-machine microbit"); + + qtest_add_func("/microbit/nrf51/gpio", test_nrf51_gpio); + + ret =3D g_test_run(); + + qtest_quit(global_qtest); + return ret; +} --=20 2.19.2