initial commit

myapps/blinky-old/main.mk

@@ -0,0 +1,76 @@
+CC = arm-none-eabi-gcc
+SIZE = arm-none-eabi-size
+OBJCOPY = arm-none-eabi-objcopy
+
+COMMON_FLAGS = \
+ -mcpu=cortex-m33 \
+ -mthumb \
+ -mfpu=fpv5-sp-d16 \
+ -mfloat-abi=hard \
+ -std=c99 \
+ -Wall \
+ -Wextra \
+ -Os \
+ -fdata-sections \
+ -ffunction-sections \
+ -fomit-frame-pointer \
+ -imacros sl_gcc_preinclude.h \
+ -mcmse \
+ -g
+
+DEFINES = -DEFR32BG22C224F512GM32
+
+INCLUDE += -I include -I../../platform/CMSIS/Core/Include \
+ -I../../platform/Device/SiliconLabs/EFR32BG22/Include \
+ -I../../platform/common/inc \
+ -I ../../platform/common/toolchain/inc \
+ -I ../../platform/emlib/inc
+
+
+CFLAGS := $(COMMON_FLAGS) $(INCLUDE) $(DEFINES)
+
+SUBMAKEFILES := emlib.mk
+SOURCES := ../../platform/Device/SiliconLabs/EFR32BG22/Source/system_efr32bg22.c \
+src/main.c
+
+
+BUILD_DIR  := build
+TARGET_DIR := build_output
+
+#nosys.specs are required for printf
+LDFLAGS =  \
+ -mcpu=cortex-m33 \
+ -mthumb \
+ -mfpu=fpv5-sp-d16 \
+ -mfloat-abi=hard \
+ -T"../../platform/Device/SiliconLabs/EFR32BG22/Source/GCC/efr32bg22.ld" \
+ --specs=nano.specs \
+ --specs=nosys.specs \
+ -Xlinker -Map=$(TARGET_DIR)/main.map \
+ -Wl,--gc-sections
+ 
+# Startup file
+LDLIBS := ../../platform/Device/SiliconLabs/EFR32BG22/Source/GCC/startup_efr32bg22.S
+
+###########
+
+GROUP_START =-Wl,--start-group
+GROUP_END =-Wl,--end-group
+
+PROJECT_LIBS = \
+ -lgcc \
+ -lc \
+ -lm \
+ -lnosys
+
+LIBS += $(GROUP_START) $(PROJECT_LIBS) $(GROUP_END)
+
+TGT_LDFLAGS += $(LIBS)
+##########
+
+TARGET := main.elf
+
+size: $(TARGET_DIR)/main.elf
+	$(SIZE) $(TARGET_DIR)/main.elf
+
+