3f11cf497a
Report results, do not rely on the test success report at the end. Signed-off-by: Anas Nashif <anas.nashif@intel.com>
141 lines
2.7 KiB
C
141 lines
2.7 KiB
C
/*
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* Copyright (c) 2021 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/kernel.h>
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#include <zephyr/ztest.h>
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#include <zephyr/tc_util.h>
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#include <zephyr/kernel_structs.h>
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#include <kernel_internal.h>
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#include <assert.h>
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static ZTEST_DMEM volatile int expected_reason = -1;
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void k_sys_fatal_error_handler(unsigned int reason, const z_arch_esf_t *pEsf)
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{
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int rv = TC_PASS;
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TC_PRINT("Caught system error -- reason %d\n", reason);
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if (reason != expected_reason) {
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TC_PRINT("Unexpected reason (exp: %d)\n", expected_reason);
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rv = TC_FAIL;
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}
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TC_END_RESULT_CUSTOM(rv, "test_fatal");
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TC_END_REPORT(rv);
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arch_system_halt(reason);
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}
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static void entry_cpu_exception(void)
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{
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expected_reason = K_ERR_CPU_EXCEPTION;
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TC_PRINT("cpu exception\n");
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#if defined(CONFIG_X86)
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__asm__ volatile ("ud2");
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#elif defined(CONFIG_NIOS2)
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__asm__ volatile ("trap");
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#elif defined(CONFIG_ARC)
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__asm__ volatile ("swi");
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#else
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/* Triggers usage fault on ARM, illegal instruction on RISCV
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* and xtensa
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*/
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{
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volatile long illegal = 0;
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((void(*)(void))&illegal)();
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}
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#endif
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}
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static void entry_oops(void)
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{
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unsigned int key;
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TC_PRINT("oops\n");
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expected_reason = K_ERR_KERNEL_OOPS;
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key = irq_lock();
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k_oops();
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irq_unlock(key);
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}
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static void entry_panic(void)
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{
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unsigned int key;
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TC_PRINT("panic\n");
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expected_reason = K_ERR_KERNEL_PANIC;
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key = irq_lock();
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k_panic();
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irq_unlock(key);
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}
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static void entry_zephyr_assert(void)
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{
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TC_PRINT("assert\n");
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expected_reason = K_ERR_KERNEL_PANIC;
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__ASSERT(0, "intentionally failed assertion");
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}
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static void entry_arbitrary_reason(void)
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{
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unsigned int key;
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TC_PRINT("arbitrary reason\n");
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expected_reason = INT_MAX;
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key = irq_lock();
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z_except_reason(INT_MAX);
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irq_unlock(key);
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}
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static void entry_arbitrary_reason_negative(void)
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{
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unsigned int key;
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TC_PRINT("arbitrary reason (negative)\n");
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expected_reason = -2;
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key = irq_lock();
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z_except_reason(-2);
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irq_unlock(key);
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}
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typedef void (*exc_trigger_func_t)(void);
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static const exc_trigger_func_t exc_trigger_func[] = {
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entry_cpu_exception,
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entry_oops,
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entry_panic,
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entry_zephyr_assert,
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entry_arbitrary_reason,
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entry_arbitrary_reason_negative,
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};
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/**
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* @brief Test the kernel fatal error handling works correctly
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* @details Manually trigger the crash with various ways and check
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* that the kernel is handling that properly or not. Also the crash reason
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* should match.
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*
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* @ingroup kernel_common_tests
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*/
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ZTEST(fatal_no_mt, test_fatal)
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{
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#ifdef VIA_TWISTER
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#define EXC_TRIGGER_FUNC_IDX VIA_TWISTER
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#else
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#define EXC_TRIGGER_FUNC_IDX 0
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#endif
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exc_trigger_func[EXC_TRIGGER_FUNC_IDX]();
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ztest_test_fail();
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TC_END_REPORT(TC_FAIL);
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}
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ZTEST_SUITE(fatal_no_mt, NULL, NULL, NULL, NULL, NULL);
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