153 lines
5.4 KiB
C
153 lines
5.4 KiB
C
#include "check.h"
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#include "common_defines.h"
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#include <stm32wbxx.h>
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#include <furi_hal_console.h>
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#include <furi_hal_power.h>
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#include <furi_hal_rtc.h>
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#include <stdio.h>
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#include <FreeRTOS.h>
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#include <task.h>
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#include <stdio.h>
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#include <stdlib.h>
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PLACE_IN_SECTION("MB_MEM2") const char* __furi_check_message = NULL;
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PLACE_IN_SECTION("MB_MEM2") uint32_t __furi_check_registers[12] = {0};
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/** Load r12 value to __furi_check_message and store registers to __furi_check_registers */
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#define GET_MESSAGE_AND_STORE_REGISTERS() \
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asm volatile("ldr r11, =__furi_check_message \n" \
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"str r12, [r11] \n" \
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"ldr r12, =__furi_check_registers \n" \
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"stm r12, {r0-r11} \n" \
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: \
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: \
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: "memory");
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/** Restore registers and halt MCU
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*
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* - Always use it with GET_MESSAGE_AND_STORE_REGISTERS
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* - If debugger is(was) connected this routine will raise bkpt
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* - If debugger is not connected then endless loop
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*
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*/
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#define RESTORE_REGISTERS_AND_HALT_MCU(debug) \
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register const bool r0 asm("r0") = debug; \
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asm volatile("cbnz r0, with_debugger%= \n" \
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"ldr r12, =__furi_check_registers\n" \
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"ldm r12, {r0-r11} \n" \
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"loop%=: \n" \
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"wfi \n" \
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"b loop%= \n" \
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"with_debugger%=: \n" \
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"ldr r12, =__furi_check_registers\n" \
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"ldm r12, {r0-r11} \n" \
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"debug_loop%=: \n" \
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"bkpt 0x00 \n" \
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"wfi \n" \
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"b debug_loop%= \n" \
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: \
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: "r"(r0) \
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: "memory");
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extern size_t xPortGetTotalHeapSize(void);
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extern size_t xPortGetFreeHeapSize(void);
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extern size_t xPortGetMinimumEverFreeHeapSize(void);
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static void __furi_put_uint32_as_text(uint32_t data) {
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char tmp_str[] = "-2147483648";
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itoa(data, tmp_str, 10);
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furi_hal_console_puts(tmp_str);
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}
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static void __furi_print_stack_info() {
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furi_hal_console_puts("\r\n\tstack watermark: ");
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__furi_put_uint32_as_text(uxTaskGetStackHighWaterMark(NULL) * 4);
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}
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static void __furi_print_heap_info() {
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furi_hal_console_puts("\r\n\t heap total: ");
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__furi_put_uint32_as_text(xPortGetTotalHeapSize());
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furi_hal_console_puts("\r\n\t heap free: ");
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__furi_put_uint32_as_text(xPortGetFreeHeapSize());
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furi_hal_console_puts("\r\n\t heap watermark: ");
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__furi_put_uint32_as_text(xPortGetMinimumEverFreeHeapSize());
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}
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static void __furi_print_name(bool isr) {
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if(isr) {
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furi_hal_console_puts("[ISR ");
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__furi_put_uint32_as_text(__get_IPSR());
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furi_hal_console_puts("] ");
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} else {
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const char* name = pcTaskGetName(NULL);
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if(name == NULL) {
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furi_hal_console_puts("[main] ");
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} else {
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furi_hal_console_puts("[");
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furi_hal_console_puts(name);
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furi_hal_console_puts("] ");
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}
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}
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}
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FURI_NORETURN void __furi_crash() {
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__disable_irq();
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GET_MESSAGE_AND_STORE_REGISTERS();
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bool isr = FURI_IS_IRQ_MODE();
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if(__furi_check_message == NULL) {
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__furi_check_message = "Fatal Error";
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}
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furi_hal_console_puts("\r\n\033[0;31m[CRASH]");
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__furi_print_name(isr);
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furi_hal_console_puts(__furi_check_message);
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if(!isr) {
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__furi_print_stack_info();
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}
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__furi_print_heap_info();
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// Check if debug enabled by DAP
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// https://developer.arm.com/documentation/ddi0403/d/Debug-Architecture/ARMv7-M-Debug/Debug-register-support-in-the-SCS/Debug-Halting-Control-and-Status-Register--DHCSR?lang=en
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bool debug = CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk;
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if(debug) {
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furi_hal_console_puts("\r\nSystem halted. Connect debugger for more info\r\n");
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furi_hal_console_puts("\033[0m\r\n");
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RESTORE_REGISTERS_AND_HALT_MCU(true);
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} else {
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furi_hal_rtc_set_fault_data((uint32_t)__furi_check_message);
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furi_hal_console_puts("\r\nRebooting system.\r\n");
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furi_hal_console_puts("\033[0m\r\n");
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furi_hal_power_reset();
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}
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__builtin_unreachable();
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}
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FURI_NORETURN void __furi_halt() {
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__disable_irq();
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GET_MESSAGE_AND_STORE_REGISTERS();
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bool isr = FURI_IS_IRQ_MODE();
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if(__furi_check_message == NULL) {
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__furi_check_message = "System halt requested.";
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}
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furi_hal_console_puts("\r\n\033[0;31m[HALT]");
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__furi_print_name(isr);
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furi_hal_console_puts(__furi_check_message);
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furi_hal_console_puts("\r\nSystem halted. Bye-bye!\r\n");
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furi_hal_console_puts("\033[0m\r\n");
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// Check if debug enabled by DAP
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// https://developer.arm.com/documentation/ddi0403/d/Debug-Architecture/ARMv7-M-Debug/Debug-register-support-in-the-SCS/Debug-Halting-Control-and-Status-Register--DHCSR?lang=en
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bool debug = CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk;
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RESTORE_REGISTERS_AND_HALT_MCU(debug);
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__builtin_unreachable();
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}
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