Merge branch 'dev' into temp-profile-checker

Reviewed-on: #55

stm-firmware/CMakeLists.txt

@@ -114,7 +114,7 @@ add_executable(${ELFFILE} ${MAIN_SOURCES} ${CFG_PARSER_SRCS} ${UI_SRCS}
 			${STM_PERIPH_SRCS} ${SETTINGS_SRCS} ${SAFETY_SRCS}
 			${SHELLMATTA_SRCS} ${UPDATER_SRCS} ${PROFILE_SRCS}
 		)
-	
+
 add_dependencies(${ELFFILE} updater-ram-code-header-blob generate-version-header)
 
 

stm-firmware/include/reflow-controller/safety/safety-config.h

@@ -69,6 +69,7 @@ enum safety_flag {
 	ERR_FLAG_FLASH_CRC_DATA = (1<<20),
 	ERR_FLAG_CFG_CRC_MEAS_ADC = (1<<21),
 	ERR_FLAG_CFG_CRC_SAFETY_ADC = (1<<22),
+	ERR_FLAG_CFG_CRC_MISC = (1<<23),
 };
 
 /**
@@ -87,6 +88,7 @@ enum timing_monitor {
 enum crc_monitor {
 	ERR_CRC_MON_MEAS_ADC = 0,
 	ERR_CRC_MON_SAFETY_ADC,
+	ERR_CRC_MON_MISC,
 	N_ERR_CRC_MON
 };
 
@@ -124,7 +126,15 @@ enum analog_value_monitor {
 #define WATCHDOG_HALT_DEBUG (0)
 #endif
 
-#define WATCHDOG_PRESCALER 16
+/**
+ * @brief Watchdog clock prescaler value
+ */
+#define WATCHDOG_PRESCALER (16)
+
+/**
+ * @brief Watchdog reload value
+ */
+#define WATCHDOG_RELOAD_VALUE (2500)
 
 /**
  * @brief Minimum number of bytes that have to be free on the stack. If this is not the case, an error is detected
@@ -167,6 +177,12 @@ enum analog_value_monitor {
  */
 #define SAFETY_CRC_MON_SAFETY_ADC_PW 0xA8DF2368
 
+/**
+ * @brief Password for resetting ERR_CRC_MON_MISC
+ * 
+ */
+#define SAFETY_CRC_MON_MISC_PW 0x9A62E96A
+
 /**
  * @brief Default persistence of safety flags. These values are loaded into the safety tables on startup.
  */
@@ -192,7 +208,8 @@ enum analog_value_monitor {
 					ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_FLASH_CRC_CODE, true), \
 					ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_FLASH_CRC_DATA, true), \
 					ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_MEAS_ADC, true), \
-					ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, true)
+					ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, true), \
+					ERR_FLAG_PERSIST_ENTRY(ERR_FLAG_CFG_CRC_MISC, true),
 /**
  * @brief Default config weights of safety flags. These values are loaded into the safety tables on startup.
  */
@@ -218,6 +235,7 @@ enum analog_value_monitor {
 			ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_FLASH_CRC_CODE, SAFETY_FLAG_CONFIG_WEIGHT_PANIC), \
 			ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_FLASH_CRC_DATA, SAFETY_FLAG_CONFIG_WEIGHT_PANIC), \
 			ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_MEAS_ADC, SAFETY_FLAG_CONFIG_WEIGHT_PID), \
-			ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, SAFETY_FLAG_CONFIG_WEIGHT_PANIC)
+			ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC, SAFETY_FLAG_CONFIG_WEIGHT_PANIC), \
+			ERR_FLAG_WEIGHT_ENTRY(ERR_FLAG_CFG_CRC_MISC, SAFETY_FLAG_CONFIG_WEIGHT_PANIC)			
 
 #endif /* __SAFETY_CONFIG_H__ */

stm-firmware/include/reflow-controller/safety/watchdog.h

@@ -27,11 +27,19 @@
 
 /**
  * @brief Setup the watchdog for the safety controller
- * @param Prescaler to use for the 32 KHz LSI clock
+ *
+ * The watchdog timeout can be calculated with:
+ * \f[ t = \frac{(\mathrm{RELOAD_VAL} + 1)\cdot \mathrm{PRESCALER}}{32000 } s\f]
+ *
+ * Valid prescaler values are: 4, 8, 16, 32, 64, 128, 256.
+ * @param prescaler Prescaler to use for the 32 KHz LSI clock
+ * @param reload_value Reload value to reload the timer with when reset. 0 to 0xFFF
  * @return 0 if successful
+ * @return -1 if prescaler is wrong
+ * @return -2 if a reload value > 0xFFF is selected. 0xFFF will be used in this case
  * @note Once the watchdog is enabled, it cannot be turned off!
  */
-int watchdog_setup(uint8_t prescaler);
+int watchdog_setup(uint16_t prescaler, uint16_t reload_value);
 
 /**
  * @brief Reset watchdog counter

stm-firmware/main.c

@@ -23,6 +23,7 @@
  * @brief Main file for firmware
  */
 
+#include "reflow-controller/safety/safety-config.h"
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
@@ -215,6 +216,9 @@ static inline void setup_system(void)
 
 	/** - Enable the ADC for PT1000 measurement */
 	adc_pt1000_setup_meas();
+
+	/** - Enable the misc CRC config monitor to supervise clock, systick and flash settings */
+	(void)safety_controller_set_crc_monitor(ERR_CRC_MON_MISC, SAFETY_CRC_MON_MISC_PW);
 }
 
 /**

stm-firmware/safety/safety-controller.c

@@ -23,6 +23,7 @@
  * @{
  */
 
+#include "stm32/stm32f407xx.h"
 #include <reflow-controller/safety/safety-controller.h>
 #include <reflow-controller/safety/safety-config.h>
 #include <reflow-controller/safety/watchdog.h>
@@ -163,9 +164,15 @@ struct crc_monitor_register {
 
 #define CRC_MON_REGISTER_ENTRY(_addr, _mask, _size) {.reg_addr = &(_addr), .mask = (_mask), .size = (_size)}
 
+/**
+ * @brief Sentinel Element for crc monitor register list
+ * 
+ */
+#define CRC_MON_REGISTER_SENTINEL {.reg_addr = NULL, .mask = 0, .size = 0}
+
 struct crc_mon {
 	/**
-	 * @brief Array of registers to monitor. Terminated by NULL sentinel!
+	 * @brief Array of registers to monitor. Terminated by NULL sentinel @ref CRC_MON_REGISTER_SENTINEL
 	 */
 	const struct crc_monitor_register *registers;
 	const enum crc_monitor monitor;
@@ -204,6 +211,7 @@ static volatile struct error_flag IN_SECTION(.ccm.data) flags[] = {
 	ERR_FLAG_ENTRY(ERR_FLAG_FLASH_CRC_DATA),
 	ERR_FLAG_ENTRY(ERR_FLAG_CFG_CRC_MEAS_ADC),
 	ERR_FLAG_ENTRY(ERR_FLAG_CFG_CRC_SAFETY_ADC),
+	ERR_FLAG_ENTRY(ERR_FLAG_CFG_CRC_MISC),
 };
 
 /**
@@ -291,7 +299,7 @@ static const struct crc_monitor_register meas_adc_crc_regs[] = {
 			       ADC_SQR2_SQ8 | ADC_SQR2_SQ7, 4),
 	CRC_MON_REGISTER_ENTRY(ADC_PT1000_PERIPH->SQR3, ADC_SQR3_SQ6 | ADC_SQR3_SQ5 | ADC_SQR3_SQ4 |
 			       ADC_SQR3_SQ3 | ADC_SQR3_SQ2 | ADC_SQR3_SQ1, 4),
-	{NULL, 0, 0}
+	CRC_MON_REGISTER_SENTINEL
 };
 
 static const struct crc_monitor_register safety_adc_crc_regs[] = {
@@ -307,7 +315,24 @@ static const struct crc_monitor_register safety_adc_crc_regs[] = {
 			       ADC_SQR2_SQ8 | ADC_SQR2_SQ7, 4),
 	CRC_MON_REGISTER_ENTRY(SAFETY_ADC_ADC_PERIPHERAL->SQR3, ADC_SQR3_SQ6 | ADC_SQR3_SQ5 | ADC_SQR3_SQ4 |
 			       ADC_SQR3_SQ3 | ADC_SQR3_SQ2 | ADC_SQR3_SQ1, 4),
-	{NULL, 0, 0}
+	CRC_MON_REGISTER_ENTRY(RCC->APB2ENR, SAFETY_ADC_ADC_RCC_MASK, 4),
+	CRC_MON_REGISTER_SENTINEL
+};
+
+static const struct crc_monitor_register misc_config_crc_regs[] = {
+	/* Check clock tree settings */
+	CRC_MON_REGISTER_ENTRY(RCC->CR, RCC_CR_PLLON | RCC_CR_HSEON | RCC_CR_PLLI2SON | RCC_CR_HSION, 4),
+    CRC_MON_REGISTER_ENTRY(RCC->CSR, RCC_CSR_LSION, 4),
+	CRC_MON_REGISTER_ENTRY(RCC->CFGR, RCC_CFGR_SWS | RCC_CFGR_HPRE | RCC_CFGR_PPRE1 | RCC_CFGR_PPRE2, 4),
+	CRC_MON_REGISTER_ENTRY(RCC->PLLCFGR, RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLQ | RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLP | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLM , 4),
+	/* Check Flash settings */
+	CRC_MON_REGISTER_ENTRY(FLASH->ACR, FLASH_ACR_LATENCY | FLASH_ACR_DCEN | FLASH_ACR_ICEN | FLASH_ACR_PRFTEN, 4),
+	/* Check vector table offset */
+	CRC_MON_REGISTER_ENTRY(SCB->VTOR, 0xFFFFFFFF, 4),
+	/* Check system tick configuration */
+	CRC_MON_REGISTER_ENTRY(SysTick->CTRL, SysTick_CTRL_CLKSOURCE_Msk | SysTick_CTRL_TICKINT_Msk | SysTick_CTRL_ENABLE_Msk, 4),
+	CRC_MON_REGISTER_ENTRY(SysTick->LOAD, 0xFFFFFFFF, 4),
+	CRC_MON_REGISTER_SENTINEL
 };
 
 static struct crc_mon IN_SECTION(.ccm.data) crc_monitors[] = {
@@ -331,6 +356,16 @@ static struct crc_mon IN_SECTION(.ccm.data) crc_monitors[] = {
 		.last_crc = 0UL,
 		.active = false,
 	},
+	{
+		.registers = misc_config_crc_regs,
+		.monitor = ERR_CRC_MON_MISC,
+		.pw = SAFETY_CRC_MON_MISC_PW,
+		.flag_to_set = ERR_FLAG_CFG_CRC_MISC,
+		.expected_crc = 0UL,
+		.expected_crc_inv = ~0UL,
+		.last_crc = 0UL,
+		.active = false,
+	}
 };
 
 /**
@@ -938,7 +973,7 @@ void safety_controller_init(void)
 						MEAS_ADC_SAFETY_FLAG_KEY);
 
 	safety_adc_init();
-	watchdog_setup(WATCHDOG_PRESCALER);
+	(void)watchdog_setup(WATCHDOG_PRESCALER, WATCHDOG_RELOAD_VALUE);
 
 	if (rcc_manager_get_reset_cause(false) & RCC_RESET_SOURCE_IWDG)
 		safety_controller_report_error(ERR_FLAG_WTCHDG_FIRED);

stm-firmware/safety/watchdog.c

@@ -42,9 +42,10 @@
  */
 #define STM32_WATCHDOG_REGISTER_ACCESS_KEY 0x5555
 
-int watchdog_setup(uint8_t prescaler)
+int watchdog_setup(uint16_t prescaler, uint16_t reload_value)
 {
 	uint32_t prescaler_reg_val;
+	int ret = 0;
 
 	/** - Activate the LSI oscillator */
 	RCC->CSR |= RCC_CSR_LSION;
@@ -53,20 +54,24 @@ int watchdog_setup(uint8_t prescaler)
 	while (!(RCC->CSR & RCC_CSR_LSIRDY))
 		;
 
-	if (prescaler == 4U)
+	if (prescaler == 4U) {
 		prescaler_reg_val = 0UL;
-	else if (prescaler == 8U)
+	} else if (prescaler == 8U) {
 		prescaler_reg_val = 1UL;
-	else if (prescaler == 16U)
+	} else if (prescaler == 16U) {
 		prescaler_reg_val = 2UL;
-	else if (prescaler == 32U)
+	} else if (prescaler == 32U) {
 		prescaler_reg_val = 3UL;
-	else if (prescaler == 64U)
+	} else if (prescaler == 64U) {
 		prescaler_reg_val = 4UL;
-	else if (prescaler == 128U)
+	} else if (prescaler == 128U) {
 		prescaler_reg_val = 5UL;
-	else
+	} else if (prescaler == 256U) {
 		prescaler_reg_val = 6UL;
+	} else {
+		prescaler_reg_val = 6UL;
+		ret = -1;
+	}
 
 	/** - (De)activate the watchdog during debug access according to @ref WATCHDOG_HALT_DEBUG */
 	if (WATCHDOG_HALT_DEBUG)
@@ -88,8 +93,12 @@ int watchdog_setup(uint8_t prescaler)
 	while (IWDG->SR & IWDG_SR_RVU)
 		;
 
-	/** - Set reload value fixed to 0xFFF */
-	IWDG->RLR = 0xFFFU;
+	/** - Set reload value */
+	if (reload_value > 0xFFFu) {
+		reload_value = 0xFFFFu;
+		ret = -2;
+	}
+	IWDG->RLR = reload_value;
 
 	/** - Write enable key */
 	IWDG->KR = STM32_WATCHDOG_ENABLE_KEY;
@@ -97,7 +106,7 @@ int watchdog_setup(uint8_t prescaler)
 	/** - Do a first reset of the counter. This also locks the config regs */
 	watchdog_ack(WATCHDOG_MAGIC_KEY);
 
-	return 0;
+	return ret;
 }
 
 int watchdog_ack(uint32_t magic)

stm-firmware/updater/ram-code/CMakeLists.txt

@@ -2,7 +2,7 @@ project(updater-ram-code)
 set(CMAKE_SYSTEM_NAME Generic)
 set(CMAKE_SYSTEM_PROCESSOR arm)
 set(CMAKE_CROSSCOMPILING 1)
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.18)
 
 set(CMAKE_TOOLCHAIN_FILE "arm-none-eabi-gcc.cmake")
 

stm-firmware/updater/ram-code/bin2carray.py

@@ -1,35 +1,45 @@
 #!env python
 
-# Convert a file to a c array
-# bin2carray <output file> <input file>
+"""
+Convert a file to a c array
+bin2carray <output file> <input file>
+"""
 
 import os
 import os.path
 import sys
 
-if len(sys.argv) < 3:
-	sys.exit(-1)
+def main():
+    """
+    Main script function
+    """
+    if len(sys.argv) < 3:
+        return -1
 
-source_file = sys.argv[2]
-dest_file = sys.argv[1]
+    source_file = sys.argv[2]
+    dest_file = sys.argv[1]
 
-print("%s --> %s" % (source_file, dest_file))
+    print(f'{source_file} --> {dest_file}')
 
-with open(source_file, "rb") as src:
-	data = src.read()
+    with open(source_file, 'rb') as src:
+        data = src.read()
 
-with open(dest_file, "w") as dest:
-	header_guard = "__" + os.path.basename(dest_file).replace('.', '_').replace('-', '_') + "_H__"
-	dest.write("#ifndef %s\n" % (header_guard))
-	dest.write("#define %s\n" % (header_guard))
-	dest.write("static const char binary_blob[%d] = {\n" % (len(data)))
-	for current,idx in zip(data, range(len(data))):
-		if ((idx+1) % 4 == 0):
-			dest.write(hex(current)+",\n")
-		else:
-			dest.write(hex(current)+",")
+    with open(dest_file, 'w', encoding='utf-8') as dest:
+        header_guard = '_' + os.path.basename(dest_file).replace('.', '_').replace('-', '_') + '_H_'
+        header_guard = header_guard.upper()
+        dest.write(f'#ifndef {header_guard}\n')
+        dest.write(f'#define {header_guard}\n')
+        dest.write(f'static const char binary_blob[{len(data)}] = {{\n')
+        for idx, current in enumerate(data, start=1):
+            if idx % 4 == 0:
+                dest.write(hex(current)+',\n')
+            else:
+                dest.write(hex(current)+',')
 
-	dest.write("};\n")
-	dest.write("#endif /* %s */\n" % (header_guard))
+        dest.write('};\n')
+        dest.write(f'#endif /* {header_guard} */\n')
 
-sys.exit(0)
+    return 0
+
+if __name__ == '__main__':
+    sys.exit(main())

tprcc/.gitignore

@@ -0,0 +1,3 @@
+*.o
+build/*
+.cache/*

tprcc/CMakeLists.txt

@@ -0,0 +1,46 @@
+cmake_minimum_required(VERSION 3.8)
+project(tprcc LANGUAGES CXX)
+
+set (CMAKE_CXX_STANDARD 17)
+add_compile_options(-Wall -Wextra)
+
+aux_source_directory("src" SRC_DIR)
+aux_source_directory("src/tpr" SRC_TPR_DIR)
+
+set(TPR_PARSER_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated-tpr")
+
+set (SRC_GENERATED "${TPR_PARSER_DIR}/tpr-parser.cpp" "${TPR_PARSER_DIR}/tpr-scanner.cpp")
+
+set (SOURCES
+	${SRC_DIR}
+	${SRC_TPR_DIR}
+	${SRC_GENERATED}
+)
+
+
+add_custom_command(
+	DEPENDS
+		${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.l
+	OUTPUT
+		${TPR_PARSER_DIR}/tpr-scanner.cpp
+	COMMAND
+		mkdir -p "${TPR_PARSER_DIR}" && flex -+ -o "${TPR_PARSER_DIR}/tpr-scanner.cpp" "${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.l"
+)
+
+add_custom_command(
+	DEPENDS
+		${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.ypp
+	OUTPUT
+		${TPR_PARSER_DIR}/tpr-parser.cpp
+	COMMAND
+		mkdir -p "${TPR_PARSER_DIR}/include/tpr-parser" && ${CMAKE_CURRENT_SOURCE_DIR}/bison-wrapper.sh "${TPR_PARSER_DIR}/tpr-parser.cpp" "${TPR_PARSER_DIR}/include/tpr-parser/tpr-parser.hpp" "${TPR_PARSER_DIR}/include/tpr-parser/location.hh" --header=tpr-parser.hpp ${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.ypp
+)	
+
+SET_SOURCE_FILES_PROPERTIES(${SRC_GENERATED} PROPERTIES GENERATED 1)
+add_executable(${PROJECT_NAME} ${SOURCES})
+
+
+target_include_directories(${PROJECT_NAME} PRIVATE "${TPR_PARSER_DIR}/include" "${TPR_PARSER_DIR}/include/tpr-parser")
+target_include_directories(${PROJECT_NAME} PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/include")
+# TEMPORARY FIx:
+#target_include_directories(${PROJECT_NAME} PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")

tprcc/bison-wrapper.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+set -e
+
+# Usage: bison-wrapper.sh <c-file> <include-file> <location.hh> <bison_file> <bison-parameters> 
+if [[ $# -lt 4 ]]; then
+	echo "Error. Not enough parameters"
+	exit -1
+fi
+
+cfile=$1
+shift
+include=$1
+shift
+location=$1
+shift
+
+tmpdir=`mktemp -d`
+cd $tmpdir
+echo "Using $tmpdir"
+echo cp *.tab.cpp "$cfile"
+echo cp *.hpp "$include"
+echo cp location.hh "$location"
+
+bison $@
+cp *.tab.cpp "$cfile"
+cp *.hpp "$include"
+cp location.hh "$location"
+
+
+rm -rfv "$tmpdir"

tprcc/include/lang/temp-lang-frontend.hpp

@@ -0,0 +1,31 @@
+#ifndef _TEMP_LANG_FRONTEND_HPP_
+#define _TEMP_LANG_FRONTEND_HPP_
+
+#include <string>
+#include <iostream>
+#include <fstream>
+#include <istream>
+#include <streambuf>
+
+class TempLangFrontend {
+public:
+	TempLangFrontend(const std::string &source_file)
+	{
+		m_source_file = source_file;
+	}
+
+	virtual int analyze() = 0;
+
+	const std::string &get_src_file()
+	{
+		return m_source_file;
+	}
+
+protected:
+	std::string m_source_file;
+
+	
+
+};
+
+#endif /* _TEMP_LANG_FRONTEND_HPP_ */

tprcc/include/tpr/tpr-frontend.hpp

@@ -0,0 +1,20 @@
+#ifndef _TPR_FRONTEND_HPP_
+#define _TPR_FRONTEND_HPP_
+
+#include <string>
+#include <lang/temp-lang-frontend.hpp>
+#include <tpr/tpr-scanner.hpp>
+
+namespace tpr {
+
+class TprFrontend : public TempLangFrontend {
+private:
+public:
+	TprFrontend(const std::string &source_file); 
+	int analyze() override;
+
+};
+
+}
+
+#endif /* _TPR_FRONTEND_HPP_ */

tprcc/include/tpr/tpr-scanner.hpp

@@ -0,0 +1,38 @@
+#ifndef _TPR_SCANNER_HPP_
+#define _TPR_SCANNER_HPP_
+
+
+#if ! defined(yyFlexLexerOnce)
+#include <FlexLexer.h>
+#endif
+
+#include <tpr-parser/tpr-parser.hpp>
+#include <tpr-parser/location.hh>
+
+namespace tpr {
+
+class TempProfileScanner : public yyFlexLexer{
+  public:
+
+    TempProfileScanner(std::istream *in) : yyFlexLexer(in) {
+    };
+    virtual ~TempProfileScanner() {};
+
+    //get rid of override virtual function warning
+    using FlexLexer::yylex;
+
+    virtual
+      int yylex( tpr::TempProfileParser::semantic_type * const lval, 
+          tpr::TempProfileParser::location_type *loc );
+    // YY_DECL defined in mc_lexer.l
+    // Method body created by flex in mc_lexer.yy.cc
+
+  private:
+    /* yyval ptr */
+    tpr::TempProfileParser::semantic_type *yylval = nullptr;
+};
+
+} /* end namespace MC */
+
+
+#endif /* _TPR_SCANNER_HPP_ */

tprcc/include/tpr/tpr-types.hpp

@@ -0,0 +1,38 @@
+#ifndef _TPR_TYPES_HPP_
+#define _TPR_TYPES_HPP_
+
+#include <vector>
+
+namespace tpr {
+
+enum class CommandType {
+	pid_conf,
+	temp_set,
+	wait_temp,
+	wait_time,
+	temp_ramp,
+	beep,
+	temp_off,
+	clear_flags,
+	digio_conf,
+	digio_set,
+	digio_wait,
+};
+
+
+class TprCommand {
+private:
+	CommandType m_type;
+	std::vector<float> m_parameters;
+
+public:
+	TprCommand(CommandType type);
+	TprCommand(CommandType type, const std::vector<float> &params);
+	TprCommand(CommandType type, const std::vector<float> &&params);
+	
+};
+
+
+}
+
+#endif /* _TPR_TYPES_HPP_ */

tprcc/include/tprcc/logger.hpp

@@ -0,0 +1,31 @@
+#ifndef _LOGGER_HPP_
+#define _LOGGER_HPP_
+
+#include <string>
+
+enum class LogLevel {
+		DEBUG,
+		INFO,
+		WARNING,
+		ERROR,
+};
+
+class Logger {
+public:	
+	Logger(Logger &other) = delete;
+	void operator=(const Logger &) = delete;
+
+	void log(LogLevel lvl, const std::string &message) const;
+
+	static Logger *get_logger();
+
+protected:
+	/* Create a proteceted instructure, to prevent construction outside of this class */
+	Logger();
+
+	static Logger *logger_inst;
+
+
+};
+
+#endif /* _LOGGER_HPP_ */

tprcc/parser/tpr.l

@@ -0,0 +1,54 @@
+%{
+#include <tpr/tpr-scanner.hpp>
+#include <string>
+#undef  YY_DECL
+#define YY_DECL int tpr::TempProfileScanner::yylex(tpr::TempProfileParser::semantic_type * const lval, tpr::TempProfileParser::location_type *loc )
+
+#define YY_USER_ACTION loc->step(); loc->columns(yyleng);
+
+using token = tpr::TempProfileParser::token;
+
+%}
+
+%option yyclass="tpr::TempProfileScanner"
+%option noyywrap
+%option never-interactive
+%option c++
+
+/* Predefined rules */
+NEWLINE         "\n"|"\r\n"
+COMMENT_LINE  "#".*\n
+SPACE "\t"|" "
+
+NUM_INT [-+]?([0-9]+)
+NUM_FLOAT [-+]?([0-9]*\.[0-9]+)
+
+%%
+%{
+   yylval = lval;
+%}
+
+<*>{SPACE} { /*Ignore spaces */}
+{COMMENT_LINE} {loc->lines(); return token::lineend;}
+{NEWLINE} {loc->lines(); return token::lineend;}
+{NUM_FLOAT} {yylval->build<float>(std::stof(std::string(yytext))); return token::number_float;}
+{NUM_INT} {yylval->build<float>(std::stof(std::string(yytext))); return token::number_int;}
+
+pid_conf { return token::kw_pid_conf; }
+temp_set { return token::kw_temp_set; }
+wait_temp { return token::kw_wait_temp; }
+wait_time { return token::kw_wait_time; }
+temp_ramp { return token::kw_temp_ramp; }
+beep { return token::kw_beep; }
+temp_off { return token::kw_temp_off; }
+clear_flags { return token::kw_clear_flags; }
+digio_conf { return token::kw_digio_conf; }
+digio_set { return token::kw_digio_set; }
+digio_wait { return token::kw_digio_wait; }
+
+. {
+	std::cerr << "[ERR] Failed to parse: " << yytext  << " @ " << *loc << std::endl;
+	return token::unexpected_input;
+}
+
+%%

tprcc/parser/tpr.ypp

@@ -0,0 +1,115 @@
+
+%language "c++"
+%require  "3.2"
+%defines 
+%define api.namespace {tpr}
+%define api.parser.class {TempProfileParser}
+
+
+%define parse.error verbose
+
+%code requires{
+  namespace tpr {
+    class TempProfileScanner;
+}
+}
+
+%parse-param { TempProfileScanner &scanner }
+
+%code {
+	#include <iostream>
+	#include <cstdlib>
+	#include <fstream>
+	#include <utility>
+	#include <tuple>
+	#include <tpr/tpr-scanner.hpp>
+	#include <tpr/tpr-types.hpp>
+	#undef yylex
+	#define yylex scanner.yylex
+}
+
+%define api.value.type variant
+%locations
+%start tpr_file
+
+%token<float> number_float
+%token<float> number_int
+%token lineend
+%token kw_pid_conf
+%token kw_temp_set
+%token kw_wait_temp
+%token kw_wait_time
+%token kw_temp_ramp
+%token kw_beep
+%token kw_temp_off
+%token kw_clear_flags
+%token kw_digio_conf
+%token kw_digio_set
+%token kw_digio_wait
+%token unexpected_input
+
+%type<float>number number_truncated
+
+%%
+
+tpr_file: tpr_command
+	| tpr_file tpr_command
+	;
+
+
+tpr_command: tpr_command_inner lineend
+	| lineend
+	;
+
+tpr_command_inner: cmd_pid_conf;
+	| cmd_temp_set
+	| cmd_wait_temp
+	| cmd_wait_time
+	| cmd_temp_ramp
+	| cmd_beep
+	| cmd_temp_off
+	| cmd_clear_flags
+	| cmd_digio_conf
+	| cmd_digio_set
+	| cmd_digio_wait
+	;
+
+
+cmd_pid_conf: kw_pid_conf number number number number number number;
+
+cmd_temp_set: kw_temp_set number {std::cout << "Set Temperature" << $2 << std::endl;}
+	;
+
+cmd_wait_temp: kw_wait_temp number;
+
+cmd_wait_time: kw_wait_time number;
+
+cmd_temp_ramp: kw_temp_ramp number number;
+
+cmd_beep: kw_beep number_truncated;
+
+cmd_temp_off: kw_temp_off;
+
+cmd_clear_flags: kw_clear_flags;
+
+cmd_digio_conf: kw_digio_conf number_truncated number_truncated;
+
+cmd_digio_set: kw_digio_set number_truncated number_truncated;
+
+cmd_digio_wait: kw_digio_wait number_truncated number_truncated;
+
+number_truncated: number_float {$$ = $1; std::cerr << "[WARN] Floating point number " << $1 << " will be truncated to an integer (" << (int)$1 <<  ") at location (" << @1 << ")" << std::endl;}
+	| number_int {$$ = $1;}
+	;
+
+number: number_float {$$ = $1;}
+	| number_int {$$ = $1;}
+	;
+
+%%
+
+void tpr::TempProfileParser::error(const location_type &l, const std::string &err_message)
+{
+	std::cerr << "[ERR] Parser Error: '" << err_message << "' at " << l << std::endl;
+	std::abort();
+}

tprcc/src/logger.cpp

@@ -0,0 +1,32 @@
+#include <tprcc/logger.hpp>
+#include <iostream>
+
+Logger *Logger::logger_inst = nullptr;
+
+Logger::Logger()
+{
+
+}
+
+Logger *Logger::get_logger() {
+	if (logger_inst == nullptr) {
+		logger_inst = new Logger();
+	}
+
+	return logger_inst;
+}
+
+void Logger::log(LogLevel lvl, const std::string &message) const
+{
+	switch (lvl) {
+	case LogLevel::ERROR:
+		std::cerr << "[ERR]" << message << std::endl;
+		break;
+	case LogLevel::WARNING:
+		std::cerr << "[WARN]" << message << std::endl;
+		break;
+	default:
+		std::cout << message << std::endl;
+		break;
+	}
+}

tprcc/src/main.cpp

@@ -0,0 +1,15 @@
+#include <iostream>
+#include <tpr/tpr-frontend.hpp>
+
+int main(int argc, char **argv)
+{
+	std::cout << "Hello world" << std::endl;
+
+	if (argc > 1) {
+		auto fe = tpr::TprFrontend(std::string(argv[1]));
+
+		fe.analyze();
+	}
+
+	return 0;
+}

tprcc/src/tpr/tpr-frontend.cpp

@@ -0,0 +1,27 @@
+#include <tprcc/logger.hpp>
+#include <tpr/tpr-frontend.hpp>
+
+namespace tpr {
+
+TprFrontend::TprFrontend(const std::string &source_file) : TempLangFrontend(source_file)
+{
+}
+
+int TprFrontend::analyze()
+{
+	std::ifstream input_stream(m_source_file);
+
+	if (!input_stream.good()) {
+		Logger::get_logger()->log(LogLevel::ERROR, "Cannot read input file " + m_source_file);
+		return -1;
+	}
+
+	auto scanner = TempProfileScanner(&input_stream);
+	auto parser = TempProfileParser(scanner);
+
+	parser.parse();
+
+	return 0;
+}
+
+}

tprcc/src/tpr/tpr-types.cpp

@@ -0,0 +1,26 @@
+#include "tprcc/logger.hpp"
+#include <cstdlib>
+#include <tpr/tpr-types.hpp>
+#include <cmath>
+#include <iostream>
+
+namespace tpr {
+
+
+TprCommand::TprCommand(CommandType type)
+{
+	m_type = type;
+}
+
+TprCommand::TprCommand(CommandType type, const std::vector<float> &params) : TprCommand(type)
+{
+	m_parameters = params;
+}
+
+TprCommand::TprCommand(CommandType type, const std::vector<float> &&params) : TprCommand(type)
+{
+	m_parameters = std::move(params);
+}
+
+
+}