4 files changed, 31 insertions, 14 deletions
diff --git a/src/arch/blinkenrocket/Makefile.inc b/src/arch/blinkenrocket/Makefile.inc
index 28275b8..9b19857 100644
--- a/src/arch/blinkenrocket/Makefile.inc
+++ b/src/arch/blinkenrocket/Makefile.inc
@@ -34,7 +34,7 @@ OBJECTS = ${CXX_TARGETS:.cc=.o} ${C_TARGETS:.c=.o}
 .cc.o:
 	${QUIET}${CXX} ${INCLUDES} ${COMMON_FLAGS} ${CXXFLAGS} -c -o $@ ${@:.o=.cc}
 
-.cc.o:
+.c.o:
 	${QUIET}${CC} ${INCLUDES} ${COMMON_FLAGS} ${CFLAGS} -c -o $@ ${@:.o=.c}
 
 build/system.elf: ${OBJECTS}
diff --git a/src/arch/esp8266/Makefile.inc b/src/arch/esp8266/Makefile.inc
index 6f97898..d2ae7d8 100644
--- a/src/arch/esp8266/Makefile.inc
+++ b/src/arch/esp8266/Makefile.inc
@@ -1,9 +1,9 @@
 # vim:ft=make
 
-TOOLCHAIN_BASE = /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/bin
-SDK_BASE = /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/xtensa-lx106-elf/sysroot/usr
-ESPTOOL = esptool
-PORT = /dev/ttyUSB0
+TOOLCHAIN_BASE ?= /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/bin
+SDK_BASE ?= /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/xtensa-lx106-elf/sysroot/usr
+ESPTOOL ?= esptool
+PORT ?= /dev/ttyUSB0
 
 CC = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-gcc
 CXX = ${TOOLCHAIN_BASE}/xtensa-lx106-elf-g++
@@ -72,8 +72,17 @@ monitor:
 	screen /dev/ttyUSB0 115200
 
 arch_help:
+	@echo "esp8266 coding advice:"
+	@echo "    The ESP8266 SDK does not give full hardware control."
+	@echo "    Applications must release control every hundred or so milliseconds."
+	@echo "    It is strongly recommended to only use loop=1"
+	@echo
 	@echo "esp8266 specific flags:"
-	@echo "    - none -"
+	@echo "    esp8266_led2 = 0 (enable if you are using a NodeMCU dev board with two LEDs)"
+	@echo "    TOOLCHAIN_BASE = /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/bin"
+	@echo "    SDK_BASE = /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/xtensa-lx106-elf/sysroot/usr"
+	@echo "    ESPTOOL = esptool"
+	@echo "    PORT = /dev/ttyUSB0"
 
 arch_info:
 	@echo "Counter Overflow: ?/?"
diff --git a/src/arch/msp430fr5969lp/Makefile.inc b/src/arch/msp430fr5969lp/Makefile.inc
index 15c3a89..f689b3f 100644
--- a/src/arch/msp430fr5969lp/Makefile.inc
+++ b/src/arch/msp430fr5969lp/Makefile.inc
@@ -5,6 +5,8 @@ MCU = msp430fr5969
 
 cpu_freq ?= 16000000
 
+MSP430_FLASHER_DIR ?= /home/derf/var/projects/msp430/MSP430Flasher_1.3.7
+
 INCLUDES += -I/opt/msp430/ti/gcc/include
 COMMON_FLAGS += -mcpu=${CPU} -mmcu=${MCU} -DMULTIPASS_ARCH_msp430fr5969lp
 COMMON_FLAGS += -DMULTIPASS_ARCH_HAS_I2C
@@ -83,8 +85,8 @@ build/system.hex: build/system.elf
 	${QUIET}${OBJCOPY} -O ihex ${@:.hex=.elf} $@
 
 program: build/system.hex
-	${QUIET}LD_LIBRARY_PATH=/home/derf/var/projects/msp430/MSP430Flasher_1.3.7 \
-	/home/derf/var/projects/msp430/MSP430Flasher_1.3.7/MSP430Flasher \
+	${QUIET}LD_LIBRARY_PATH=${MSP430_FLASHER_DIR} \
+	${MSP430_FLASHER_DIR}/MSP430Flasher \
 	-w build/system.hex -v -g -z '[VCC]'
 
 arch_clean:
@@ -95,8 +97,10 @@ monitor:
 	${QUIET}screen /dev/ttyACM1 115200
 
 arch_help:
-	@echo "msp430fR5969lp specific flags:"
-	@echo "    - none -"
+	@echo "msp430fr5969lp specific flags:"
+	@echo "    cpu_freq = 16000000 (desired CPU frequency in Hz, not all values are supported)"
+	@echo "    MSP430_FLASHER_DIR = /home/derf/var/projects/msp430/MSP430Flasher_1.3.7"
+	@echo "        (required for flashing, must contain libmsp430.so and MSP430Flasher)"
 
 arch_info:
 	@echo "CPU   Freq: ${cpu_freq} Hz"
diff --git a/src/arch/msp430fr5994lp/Makefile.inc b/src/arch/msp430fr5994lp/Makefile.inc
index 2dd0ff4..6dcddf1 100644
--- a/src/arch/msp430fr5994lp/Makefile.inc
+++ b/src/arch/msp430fr5994lp/Makefile.inc
@@ -5,6 +5,8 @@ MCU = msp430fr5994
 
 cpu_freq ?= 16000000
 
+MSP430_FLASHER_DIR ?= /home/derf/var/projects/msp430/MSP430Flasher_1.3.15
+
 INCLUDES += -I/opt/msp430/ti/msp430-gcc-full-linux-5.0.0.36/include
 COMMON_FLAGS += -mcpu=${CPU} -mmcu=${MCU} -DMULTIPASS_ARCH_msp430fr5994lp
 COMMON_FLAGS += -DMULTIPASS_ARCH_HAS_I2C
@@ -87,8 +89,8 @@ build/system.hex: build/system.elf
 	${QUIET}${OBJCOPY} -O ihex ${@:.hex=.elf} $@
 
 program: build/system.hex
-	${QUIET}LD_LIBRARY_PATH=/home/derf/var/projects/msp430/MSP430Flasher_1.3.15 \
-	/home/derf/var/projects/msp430/MSP430Flasher_1.3.15/MSP430Flasher \
+	${QUIET}LD_LIBRARY_PATH=${MSP430_FLASHER_DIR} \
+	${MSP430_FLASHER_DIR}/MSP430Flasher \
 	-w build/system.hex -v -g -z '[VCC]'
 
 arch_clean:
@@ -99,8 +101,10 @@ monitor:
 	${QUIET}screen /dev/ttyACM1 115200
 
 arch_help:
-	@echo "msp430fR5994lp specific flags:"
-	@echo "    - none -"
+	@echo "msp430fr5994lp specific flags:"
+	@echo "    cpu_freq = 16000000 (desired CPU frequency in Hz, not all values are supported)"
+	@echo "    MSP430_FLASHER_DIR = /home/derf/var/projects/msp430/MSP430Flasher_1.3.15"
+	@echo "        (required for flashing, must contain libmsp430.so and MSP430Flasher)"
 
 arch_info:
 	@echo "CPU   Freq: ${cpu_freq} Hz"