/** * Marlin 3D Printer Firmware * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] * * Based on Sprinter and grbl. * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * */ #pragma once /** * e_parser.h - Intercept special commands directly in the serial stream */ #include "../inc/MarlinConfigPre.h" #if ENABLED(HOST_PROMPT_SUPPORT) #include "host_actions.h" #endif // External references extern bool wait_for_user, wait_for_heatup; #if ENABLED(REALTIME_REPORTING_COMMANDS) // From motion.h, which cannot be included here void report_current_position_moving(); void quickpause_stepper(); void quickresume_stepper(); #endif void HAL_reboot(); class EmergencyParser { public: // Currently looking for: M108, M112, M410, M876 S[0-9], S000, P000, R000 enum State : uint8_t { EP_RESET, EP_N, EP_M, EP_M1, EP_M10, EP_M108, EP_M11, EP_M112, EP_M4, EP_M41, EP_M410, #if ENABLED(HOST_PROMPT_SUPPORT) EP_M8, EP_M87, EP_M876, EP_M876S, EP_M876SN, #endif #if ENABLED(REALTIME_REPORTING_COMMANDS) EP_S, EP_S0, EP_S00, EP_GRBL_STATUS, EP_R, EP_R0, EP_R00, EP_GRBL_RESUME, EP_P, EP_P0, EP_P00, EP_GRBL_PAUSE, #endif #if ENABLED(SOFT_RESET_VIA_SERIAL) EP_ctrl, EP_K, EP_KI, EP_KIL, EP_KILL, #endif EP_IGNORE // to '\n' }; static bool killed_by_M112; static bool quickstop_by_M410; #if ENABLED(HOST_PROMPT_SUPPORT) static uint8_t M876_reason; #endif EmergencyParser() { enable(); } FORCE_INLINE static void enable() { enabled = true; } FORCE_INLINE static void disable() { enabled = false; } FORCE_INLINE static void update(State &state, const uint8_t c) { switch (state) { case EP_RESET: switch (c) { case ' ': case '\n': case '\r': break; case 'N': state = EP_N; break; case 'M': state = EP_M; break; #if ENABLED(REALTIME_REPORTING_COMMANDS) case 'S': state = EP_S; break; case 'P': state = EP_P; break; case 'R': state = EP_R; break; #endif #if ENABLED(SOFT_RESET_VIA_SERIAL) case '^': state = EP_ctrl; break; case 'K': state = EP_K; break; #endif default: state = EP_IGNORE; } break; case EP_N: switch (c) { case '0' ... '9': case '-': case ' ': break; case 'M': state = EP_M; break; #if ENABLED(REALTIME_REPORTING_COMMANDS) case 'S': state = EP_S; break; case 'P': state = EP_P; break; case 'R': state = EP_R; break; #endif default: state = EP_IGNORE; } break; #if ENABLED(REALTIME_REPORTING_COMMANDS) case EP_S: state = (c == '0') ? EP_S0 : EP_IGNORE; break; case EP_S0: state = (c == '0') ? EP_S00 : EP_IGNORE; break; case EP_S00: state = (c == '0') ? EP_GRBL_STATUS : EP_IGNORE; break; case EP_R: state = (c == '0') ? EP_R0 : EP_IGNORE; break; case EP_R0: state = (c == '0') ? EP_R00 : EP_IGNORE; break; case EP_R00: state = (c == '0') ? EP_GRBL_RESUME : EP_IGNORE; break; case EP_P: state = (c == '0') ? EP_P0 : EP_IGNORE; break; case EP_P0: state = (c == '0') ? EP_P00 : EP_IGNORE; break; case EP_P00: state = (c == '0') ? EP_GRBL_PAUSE : EP_IGNORE; break; #endif #if ENABLED(SOFT_RESET_VIA_SERIAL) case EP_ctrl: state = (c == 'X') ? EP_KILL : EP_IGNORE; break; case EP_K: state = (c == 'I') ? EP_KI : EP_IGNORE; break; case EP_KI: state = (c == 'L') ? EP_KIL : EP_IGNORE; break; case EP_KIL: state = (c == 'L') ? EP_KILL : EP_IGNORE; break; #endif case EP_M: switch (c) { case ' ': break; case '1': state = EP_M1; break; case '4': state = EP_M4; break; #if ENABLED(HOST_PROMPT_SUPPORT) case '8': state = EP_M8; break; #endif default: state = EP_IGNORE; } break; case EP_M1: switch (c) { case '0': state = EP_M10; break; case '1': state = EP_M11; break; default: state = EP_IGNORE; } break; case EP_M10: state = (c == '8') ? EP_M108 : EP_IGNORE; break; case EP_M11: state = (c == '2') ? EP_M112 : EP_IGNORE; break; case EP_M4: state = (c == '1') ? EP_M41 : EP_IGNORE; break; case EP_M41: state = (c == '0') ? EP_M410 : EP_IGNORE; break; #if ENABLED(HOST_PROMPT_SUPPORT) case EP_M8: state = (c == '7') ? EP_M87 : EP_IGNORE; break; case EP_M87: state = (c == '6') ? EP_M876 : EP_IGNORE; break; case EP_M876: switch (c) { case ' ': break; case 'S': state = EP_M876S; break; default: state = EP_IGNORE; break; } break; case EP_M876S: switch (c) { case ' ': break; case '0' ... '9': state = EP_M876SN; M876_reason = uint8_t(c - '0'); break; } break; #endif case EP_IGNORE: if (ISEOL(c)) state = EP_RESET; break; default: if (ISEOL(c)) { if (enabled) switch (state) { case EP_M108: wait_for_user = wait_for_heatup = false; break; case EP_M112: killed_by_M112 = true; break; case EP_M410: quickstop_by_M410 = true; break; #if ENABLED(HOST_PROMPT_SUPPORT) case EP_M876SN: hostui.handle_response(M876_reason); break; #endif #if ENABLED(REALTIME_REPORTING_COMMANDS) case EP_GRBL_STATUS: report_current_position_moving(); break; case EP_GRBL_PAUSE: quickpause_stepper(); break; case EP_GRBL_RESUME: quickresume_stepper(); break; #endif #if ENABLED(SOFT_RESET_VIA_SERIAL) case EP_KILL: HAL_reboot(); break; #endif default: break; } state = EP_RESET; } } } private: static bool enabled; }; extern EmergencyParser emergency_parser;