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Diffstat (limited to 'testsuites/validation/tx-interrupt.c')
| -rw-r--r-- | testsuites/validation/tx-interrupt.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/testsuites/validation/tx-interrupt.c b/testsuites/validation/tx-interrupt.c new file mode 100644 index 0000000000..c5ea4142c2 --- /dev/null +++ b/testsuites/validation/tx-interrupt.c @@ -0,0 +1,182 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSTestSuitesValidation + * + * @brief This source file contains the implementation of + * HasInterruptVectorEntriesInstalled(). + */ + +/* + * Copyright (C) 2021 embedded brains GmbH & Co. KG + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "tx-support.h" + +#include <rtems/irq-extension.h> +#include <rtems/test.h> + +#include <bsp/irq-generic.h> + +static bool HasRequiredAttributes( + const rtems_interrupt_attributes *required, + const rtems_interrupt_attributes *actual +) +{ + if ( required == NULL ) { + return true; + } + + if ( required->can_get_affinity && !actual->can_get_affinity ) { + return false; + } + + if ( required->can_raise && !actual->can_raise ) { + return false; + } + + if ( required->can_raise_on && !actual->can_raise_on ) { + return false; + } + + return true; +} + +rtems_vector_number GetValidInterruptVectorNumber( + const rtems_interrupt_attributes *required +) +{ + rtems_vector_number vector; + + for ( vector = 0; vector < BSP_INTERRUPT_VECTOR_COUNT; ++vector ) { + rtems_status_code sc; + rtems_interrupt_attributes attr; + + sc = rtems_interrupt_get_attributes( vector, &attr ); + + if ( sc == RTEMS_SUCCESSFUL && HasRequiredAttributes( required, &attr ) ) { + break; + } + } + + return vector; +} + +rtems_vector_number GetTestableInterruptVector( + const rtems_interrupt_attributes *required +) +{ + rtems_vector_number vector; + + for ( vector = 0; vector < BSP_INTERRUPT_VECTOR_COUNT; ++vector ) { + rtems_status_code sc; + rtems_interrupt_attributes attr; + + sc = rtems_interrupt_get_attributes( vector, &attr ); + + if ( sc != RTEMS_SUCCESSFUL ) { + continue; + } + + if ( !attr.is_maskable ) { + continue; + } + + if ( !HasRequiredAttributes( required, &attr ) ) { + continue; + } + + if ( HasInterruptVectorEntriesInstalled( vector ) ) { + continue; + } + + if ( attr.can_enable && attr.can_disable ) { + break; + } + + if ( + attr.maybe_enable && attr.maybe_disable && + !attr.can_be_triggered_by_message && + attr.trigger_signal == RTEMS_INTERRUPT_NO_SIGNAL + ) { + rtems_status_code sc; + bool enabled; + + (void) rtems_interrupt_vector_enable( vector ); + sc = rtems_interrupt_vector_is_enabled( vector, &enabled ); + + if ( sc == RTEMS_SUCCESSFUL && enabled ) { + (void) rtems_interrupt_vector_disable( vector ); + break; + } + } + } + + if ( vector == BSP_INTERRUPT_VECTOR_COUNT ) { + vector = GetSoftwareInterruptVector(); + } + + return vector; +} + +static void HasInstalled( + void *arg, + const char *info, + rtems_option options, + rtems_interrupt_handler handler_routine, + void *handler_arg +) +{ + bool *has_installed_entries; + + (void) info; + (void) options; + (void) handler_routine; + (void) handler_arg; + + has_installed_entries = arg; + *has_installed_entries = true; +} + +bool HasInterruptVectorEntriesInstalled( rtems_vector_number vector ) +{ + bool has_installed_entries; + rtems_status_code sc; + + has_installed_entries = false; + sc = rtems_interrupt_handler_iterate( + vector, + HasInstalled, + &has_installed_entries + ); + T_quiet_rsc_success( sc ); + + return has_installed_entries; +} |