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105 lines
3 KiB
C
105 lines
3 KiB
C
/*
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* Copyright 2024 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "passert.h"
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#include "system/die.h"
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#include "drivers/dbgserial.h"
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#include "util/misc.h"
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#include <string.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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static __attribute__((noreturn)) void handle_passert_failed_vargs(const char* filename, int line_number,
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uintptr_t lr, const char* expr, const char* fmt, va_list fmt_args) {
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dbgserial_print("ASSERT: ");
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dbgserial_print(expr);
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dbgserial_print(" ");
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dbgserial_print(filename);
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dbgserial_print(":");
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dbgserial_print_hex(line_number);
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if (fmt) {
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dbgserial_print(" ");
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dbgserial_print(fmt);
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}
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dbgserial_putstr("");
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reset_due_to_software_failure();
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}
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static __attribute__((noreturn)) void handle_passert_failed(const char* filename, int line_number,
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uintptr_t lr, const char *expr, const char* fmt, ...) {
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va_list fmt_args;
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va_start(fmt_args, fmt);
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handle_passert_failed_vargs(filename, line_number, lr, expr, fmt, fmt_args);
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va_end(fmt_args);
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}
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void passert_failed(const char* filename, int line_number, const char* message, ...) {
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va_list fmt_args;
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va_start(fmt_args, message);
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handle_passert_failed_vargs(filename, line_number,
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(uintptr_t)__builtin_return_address(0), "ASSERT", message, fmt_args);
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va_end(fmt_args);
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}
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void passert_failed_no_message(const char* filename, int line_number) {
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handle_passert_failed(filename, line_number,
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(uintptr_t)__builtin_return_address(0), "ASSERTN", NULL);
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}
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void wtf(void) {
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uintptr_t saved_lr = (uintptr_t) __builtin_return_address(0);
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dbgserial_print("*** WTF ");
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dbgserial_print_hex(saved_lr);
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dbgserial_putstr("");
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reset_due_to_software_failure();
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}
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//! Assert function called by the STM peripheral library's
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//! 'assert_param' method. See stm32f2xx_conf.h for more information.
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void assert_failed(uint8_t* file, uint32_t line) {
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register uintptr_t lr __asm("lr");
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uintptr_t saved_lr = lr;
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handle_passert_failed((const char*) file, line, saved_lr, "STM32", "STM32 peripheral library tripped an assert");
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}
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extern void command_dump_malloc_kernel(void);
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void croak_oom(const char *filename, int line_number, const char *fmt, ...) {
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register uintptr_t lr __asm("lr");
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uintptr_t saved_lr = lr;
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#ifdef MALLOC_INSTRUMENTATION
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command_dump_malloc_kernel();
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#endif
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va_list fmt_args;
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va_start(fmt_args, fmt);
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handle_passert_failed_vargs(filename, line_number, saved_lr, "CROAK OOM", fmt, fmt_args);
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va_end(fmt_args);
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}
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