rusEFI needs K-line firmware support #3248

firmware/config/boards/hellen/hellen-honda-k/board.mk

@@ -9,6 +9,8 @@ endif
 
 DDEFS += -DEFI_MAIN_RELAY_CONTROL=TRUE
 
+DDEFS += -DEFI_KLINE=TRUE
+
 DDEFS += -DADC_MUX_PIN=Gpio::F2
 
 # Add them all together

firmware/hw_layer/hardware.cpp

@@ -26,6 +26,7 @@
 #include "serial_hw.h"
 #include "idle_thread.h"
 #include "odometer.h"
+#include "kline.h"
 
 #if EFI_PROD_CODE
 #include "mpu_util.h"
@@ -342,6 +343,9 @@ void applyNewHardwareSettings() {
 	startAuxSerialPins();
 #endif /* EFI_AUX_SERIAL */
 
+    initKLine();
+
+
 #if EFI_HIP_9011
 	startHip9001_pins();
 #endif /* EFI_HIP_9011 */

firmware/hw_layer/hw_layer.mk

@@ -15,6 +15,7 @@ HW_LAYER_EMS_CPP = \
 	$(PROJECT_DIR)/hw_layer/digital_input/trigger/trigger_input_exti.cpp \
 	$(PROJECT_DIR)/hw_layer/digital_input/trigger/trigger_input_adc.cpp \
 	$(PROJECT_DIR)/hw_layer/hardware.cpp \
+	$(PROJECT_DIR)/hw_layer/kline.cpp \
 	$(PROJECT_DIR)/hw_layer/smart_gpio.cpp \
 	$(PROJECT_DIR)/hw_layer/mmc_card.cpp \
 	$(PROJECT_DIR)/hw_layer/adc/adc_inputs.cpp \

firmware/hw_layer/kline.cpp

@@ -0,0 +1,24 @@
+#include "pch.h"
+#include "kline.h"
+
+
+static THD_WORKING_AREA(klThreadStack, UTILITY_THREAD_STACK_SIZE);
+
+void kLineThread(void*)
+{
+    while(1)
+    {
+        // todo: read one by in loop
+        // to begin with just write byte to console
+        // efiPrintf
+        chThdSleepMilliseconds(50);
+    }
+}
+
+void initKLine() {
+
+#ifdef EFI_KLINE
+    chThdCreateStatic(klThreadStack, sizeof(klThreadStack), NORMALPRIO + 1, kLineThread, nullptr);
+    // todo: conditional uart initialization matching 2003 miata k-line
+#endif
+}

firmware/hw_layer/kline.h

@@ -0,0 +1 @@
+void initKLine();