small board

firmware/config/boards/hellen/hellen-common64.mk

@@ -0,0 +1,7 @@
+ifeq ($(LED_CRITICAL_ERROR_BRAIN_PIN),)
+  LED_CRITICAL_ERROR_BRAIN_PIN = -DLED_CRITICAL_ERROR_BRAIN_PIN=H64_LED1_RED
+endif
+
+DDEFS += $(LED_CRITICAL_ERROR_BRAIN_PIN)
+
+include $(BOARDS_DIR)/hellen/hellen-common.mk

firmware/config/boards/hellen/hellen_common.cpp

@@ -10,17 +10,30 @@ void setHellenCan() {
 	engineConfiguration->canRxPin = Gpio::D0;
 }
 
+void setHellen64Can() {
+	engineConfiguration->canTxPin = Gpio::B9;
+	engineConfiguration->canRxPin = Gpio::B8;
+}
+
 static OutputPin megaEn;
 
-void setHellenMegaEnPin() {
+static void setHellenMegaEnPin(Gpio pin) {
     static bool initialized = false;
     if (!initialized) {
         initialized = true;
-	    megaEn.initPin("mm-EN", H144_GP8); // OUT_PWR_EN
+	    megaEn.initPin("mm-EN", pin);
 	    megaEn.setValue(1);
 	}
 }
 
+void setHellenMegaEnPin() {
+    setHellenMegaEnPin(H144_GP8); // OUT_PWR_EN
+}
+
+void setHellen64MegaEnPin() {
+    setHellenMegaEnPin(H64_IO1); // OUT_PWR_EN
+}
+
 void hellenBoardStandBy() {
     // we need to turn 'megaEn' and pause for a bit to make sure that WBO is off and does not wake main firmware right away
     megaEn.setValue(0);

firmware/config/boards/hellen/hellen_leds_64.cpp

@@ -1,3 +1,3 @@
 Gpio getCommsLedPin() {
-	return H64_BLUE_LED;  // blue
+	return H64_LED2_BLUE;
 }

firmware/config/boards/hellen/small-can-board/board.mk

@@ -1,3 +1,6 @@
+BOARDCPPSRC = $(BOARD_DIR)/board_configuration.cpp
 
 DDEFS += -DFIRMWARE_ID=\"small-can-board\"
 DDEFS += -DSHORT_BOARD_NAME=small-can
+
+include $(BOARDS_DIR)/hellen/hellen-common64.mk

firmware/config/boards/hellen/small-can-board/board_configuration.cpp

@@ -0,0 +1,10 @@
+#include "pch.h"
+#include "hellen_meta.h"
+
+#include "hellen_leds_64.cpp"
+
+void setBoardConfigOverrides() {
+	setHellen64Can();
+	setHellen64MegaEnPin();
+	setHellen64SdCardSpi1();
+}

firmware/config/boards/hellen_meta.h

@@ -24,15 +24,23 @@
 void hellenWbo();
 
 void setHellenMegaEnPin();
+void setHellen64MegaEnPin();
 void hellenBoardStandBy();
 void configureHellenMegaAccCS2Pin();
 void configureHellenCanTerminator();
 
 void setHellenCan();
+void setHellen64Can();
 
 int detectHellenBoardId();
 void detectHellenBoardType();
 
+#define H64_LED1_RED Gpio::B0
+#define H64_LED2_BLUE Gpio::B1
+
+#define H64_IO1 Gpio::C13
+#define H64_SPI1_CS1 Gpio::D2
+
 // stm32 UART8
 #define H144_UART1_RX Gpio::E0
 #define H144_UART1_TX Gpio::E1
@@ -231,16 +239,25 @@ void detectHellenBoardType();
 #define H_SPI3_SCK Gpio::C10
 #define H_SPI3_CS Gpio::A15
 
-static void setHellenSdCardSpi1() {
+static void setHellenSdCardSpi1NoCS() {
     engineConfiguration->isSdCardEnabled = true;
 	engineConfiguration->sdCardSpiDevice = SPI_DEVICE_1;
 	engineConfiguration->spi1mosiPin = H_SPI1_MOSI;
 	engineConfiguration->spi1misoPin = H_SPI1_MISO;
 	engineConfiguration->spi1sckPin = H_SPI1_SCK;
-	engineConfiguration->sdCardCsPin = H_SPI1_CS1;
 	engineConfiguration->is_enabled_spi_1 = true;
 }
 
+static void setHellenSdCardSpi1() {
+    setHellenSdCardSpi1NoCS();
+    engineConfiguration->sdCardCsPin = H_SPI1_CS1;
+}
+
+static void setHellen64SdCardSpi1() {
+    setHellenSdCardSpi1NoCS();
+	engineConfiguration->sdCardCsPin = H64_SPI1_CS1;
+}
+
 static void setHellenSdCardSpi2() {
     engineConfiguration->isSdCardEnabled = true;
 	engineConfiguration->sdCardSpiDevice = SPI_DEVICE_2;