271 lines
8.9 KiB
C++
271 lines
8.9 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../inc/MarlinConfigPre.h"
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#if ENABLED(MARLIN_DEV_MODE)
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#include "gcode.h"
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#include "../module/settings.h"
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#include "../module/temperature.h"
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#include "../libs/hex_print.h"
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#include "../HAL/shared/eeprom_if.h"
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#include "../HAL/shared/Delay.h"
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#include "../sd/cardreader.h"
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#include "../MarlinCore.h" // for kill
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extern void dump_delay_accuracy_check();
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/**
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* Dn: G-code for development and testing
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*
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* See https://reprap.org/wiki/G-code#D:_Debug_codes
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*
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* Put whatever else you need here to test ongoing development.
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*/
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void GcodeSuite::D(const int16_t dcode) {
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switch (dcode) {
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case -1:
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for (;;) { /* loop forever (watchdog reset) */ }
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case 0:
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HAL_reboot();
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break;
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case 10:
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kill(PSTR("D10"), PSTR("KILL TEST"), parser.seen('P'));
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break;
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case 1: {
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// Zero or pattern-fill the EEPROM data
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#if ENABLED(EEPROM_SETTINGS)
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persistentStore.access_start();
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size_t total = persistentStore.capacity();
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int pos = 0;
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const uint8_t value = 0x0;
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while (total--) persistentStore.write_data(pos, &value, 1);
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persistentStore.access_finish();
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#else
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settings.reset();
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settings.save();
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#endif
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HAL_reboot();
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} break;
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case 2: { // D2 Read / Write SRAM
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#define SRAM_SIZE 8192
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uint8_t *pointer = parser.hex_adr_val('A');
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uint16_t len = parser.ushortval('C', 1);
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uintptr_t addr = (uintptr_t)pointer;
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NOMORE(addr, size_t(SRAM_SIZE - 1));
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NOMORE(len, SRAM_SIZE - addr);
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if (parser.seenval('X')) {
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// Write the hex bytes after the X
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uint16_t val = parser.hex_val('X');
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while (len--) {
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*pointer = val;
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pointer++;
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}
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}
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else {
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while (len--) print_hex_byte(*(pointer++));
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SERIAL_EOL();
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}
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} break;
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#if ENABLED(EEPROM_SETTINGS)
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case 3: { // D3 Read / Write EEPROM
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uint8_t *pointer = parser.hex_adr_val('A');
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uint16_t len = parser.ushortval('C', 1);
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uintptr_t addr = (uintptr_t)pointer;
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NOMORE(addr, size_t(persistentStore.capacity() - 1));
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NOMORE(len, persistentStore.capacity() - addr);
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if (parser.seenval('X')) {
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uint16_t val = parser.hex_val('X');
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#if ENABLED(EEPROM_SETTINGS)
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persistentStore.access_start();
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while (len--) {
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int pos = 0;
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persistentStore.write_data(pos, (uint8_t *)&val, sizeof(val));
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}
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SERIAL_EOL();
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persistentStore.access_finish();
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#else
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SERIAL_ECHOLNPGM("NO EEPROM");
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#endif
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}
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else {
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// Read bytes from EEPROM
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#if ENABLED(EEPROM_SETTINGS)
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persistentStore.access_start();
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int pos = 0;
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uint8_t val;
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while (len--) if (!persistentStore.read_data(pos, &val, 1)) print_hex_byte(val);
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SERIAL_EOL();
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persistentStore.access_finish();
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#else
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SERIAL_ECHOLNPGM("NO EEPROM");
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len = 0;
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#endif
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SERIAL_EOL();
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}
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} break;
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#endif
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case 4: { // D4 Read / Write PIN
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//const bool is_out = parser.boolval('F');
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//const uint8_t pin = parser.byteval('P'),
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// val = parser.byteval('V', LOW);
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if (parser.seenval('X')) {
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// TODO: Write the hex bytes after the X
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//while (len--) {
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//}
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}
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else {
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//while (len--) {
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//// TODO: Read bytes from EEPROM
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// print_hex_byte(eeprom_read_byte(adr++));
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//}
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SERIAL_EOL();
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}
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} break;
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case 5: { // D5 Read / Write onboard Flash
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#define FLASH_SIZE 1024
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uint8_t *pointer = parser.hex_adr_val('A');
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uint16_t len = parser.ushortval('C', 1);
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uintptr_t addr = (uintptr_t)pointer;
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NOMORE(addr, size_t(FLASH_SIZE - 1));
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NOMORE(len, FLASH_SIZE - addr);
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if (parser.seenval('X')) {
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// TODO: Write the hex bytes after the X
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//while (len--) {}
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}
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else {
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//while (len--) {
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//// TODO: Read bytes from EEPROM
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// print_hex_byte(eeprom_read_byte(adr++));
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//}
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SERIAL_EOL();
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}
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} break;
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case 6: // D6 Check delay loop accuracy
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dump_delay_accuracy_check();
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break;
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case 7: // D7 dump the current serial port type (hence configuration)
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SERIAL_ECHOLNPAIR("Current serial configuration RX_BS:", RX_BUFFER_SIZE, ", TX_BS:", TX_BUFFER_SIZE);
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SERIAL_ECHOLN(gtn(&SERIAL_IMPL));
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break;
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case 100: { // D100 Disable heaters and attempt a hard hang (Watchdog Test)
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SERIAL_ECHOLNPGM("Disabling heaters and attempting to trigger Watchdog");
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SERIAL_ECHOLNPGM("(USE_WATCHDOG " TERN(USE_WATCHDOG, "ENABLED", "DISABLED") ")");
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thermalManager.disable_all_heaters();
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delay(1000); // Allow time to print
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DISABLE_ISRS();
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// Use a low-level delay that does not rely on interrupts to function
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// Do not spin forever, to avoid thermal risks if heaters are enabled and
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// watchdog does not work.
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for (int i = 10000; i--;) DELAY_US(1000UL);
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ENABLE_ISRS();
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SERIAL_ECHOLNPGM("FAILURE: Watchdog did not trigger board reset.");
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} break;
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#if ENABLED(SDSUPPORT)
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case 101: { // D101 Test SD Write
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card.openFileWrite("test.gco");
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if (!card.isFileOpen()) {
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SERIAL_ECHOLNPAIR("Failed to open test.gco to write.");
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return;
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}
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__attribute__((aligned(sizeof(size_t)))) uint8_t buf[512];
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uint16_t c;
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for (c = 0; c < COUNT(buf); c++)
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buf[c] = 'A' + (c % ('Z' - 'A'));
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c = 1024 * 4;
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while (c--) {
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TERN_(USE_WATCHDOG, watchdog_refresh());
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card.write(buf, COUNT(buf));
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}
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SERIAL_ECHOLNPGM(" done");
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card.closefile();
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} break;
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case 102: { // D102 Test SD Read
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char testfile[] = "test.gco";
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card.openFileRead(testfile);
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if (!card.isFileOpen()) {
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SERIAL_ECHOLNPAIR("Failed to open test.gco to read.");
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return;
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}
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__attribute__((aligned(sizeof(size_t)))) uint8_t buf[512];
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uint16_t c = 1024 * 4;
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while (c--) {
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TERN_(USE_WATCHDOG, watchdog_refresh());
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card.read(buf, COUNT(buf));
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bool error = false;
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for (uint16_t i = 0; i < COUNT(buf); i++) {
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if (buf[i] != ('A' + (i % ('Z' - 'A')))) {
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error = true;
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break;
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}
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}
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if (error) {
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SERIAL_ECHOLNPGM(" Read error!");
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break;
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}
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}
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SERIAL_ECHOLNPGM(" done");
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card.closefile();
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} break;
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#endif // SDSUPPORT
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#if ENABLED(POSTMORTEM_DEBUGGING)
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case 451: { // Trigger all kind of faults to test exception catcher
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SERIAL_ECHOLNPGM("Disabling heaters");
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thermalManager.disable_all_heaters();
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delay(1000); // Allow time to print
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volatile uint8_t type[5] = { parser.byteval('T', 1) };
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// The code below is obviously wrong and it's full of quirks to fool the compiler from optimizing away the code
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switch (type[0]) {
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case 1: default: *(int*)0 = 451; break; // Write at bad address
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case 2: { volatile int a = 0; volatile int b = 452 / a; *(int*)&a = b; } break; // Divide by zero (some CPUs accept this, like ARM)
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case 3: { *(uint32_t*)&type[1] = 453; volatile int a = *(int*)&type[1]; type[0] = a / 255; } break; // Unaligned access (some CPUs accept this)
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case 4: { volatile void (*func)() = (volatile void (*)()) 0xE0000000; func(); } break; // Invalid instruction
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}
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break;
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}
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#endif
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}
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}
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#endif
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