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MUSL experiments

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jaseg 2020-02-27 15:02:12 +01:00
parent b489a1b12f
commit 621f66ff6e
1 changed files with 21 additions and 14 deletions
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35
controller/fw/Makefile
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@ -11,6 +11,7 @@ C_SOURCES += $(MSPDEBUG_DIR)/drivers/jtaglib.c
C_SOURCES += $(CMSIS_DIR)/CMSIS/DSP/Source/TransformFunctions/arm_rfft_f32.c
C_SOURCES += $(CMSIS_DIR)/CMSIS/DSP/Source/TransformFunctions/arm_bitreversal.c
C_SOURCES += $(CMSIS_DIR)/CMSIS/DSP/Source/TransformFunctions/arm_cfft_radix4_f32.c
C_SOURCES += $(MUSL_DIR)/src/math/tanhf.c $(MUSL_DIR)/src/math/atanhf.c
CXX_SOURCES += src/ldpc_wrapper.cpp
@ -31,21 +32,22 @@ OBJCOPY := $(PREFIX)objcopy
OBJDUMP := $(PREFIX)objdump
GDB := $(PREFIX)gdb
OPENCM3_DIR := $(abspath $(OPENCM3_DIR))
CMSIS_DIR := $(abspath $(CMSIS_DIR))
MSPDEBUG_DIR := $(abspath $(MSPDEBUG_DIR))
LIBSODIUM_DIR := $(abspath $(LIBSODIUM_DIR))
TINYAES_DIR := $(abspath $(TINYAES_DIR))
MUSL_DIR := $(abspath $(MUSL_DIR))
OPENCM3_DIR_ABS := $(abspath $(OPENCM3_DIR))
CMSIS_DIR_ABS := $(abspath $(CMSIS_DIR))
MSPDEBUG_DIR_ABS := $(abspath $(MSPDEBUG_DIR))
LIBSODIUM_DIR_ABS := $(abspath $(LIBSODIUM_DIR))
TINYAES_DIR_ABS := $(abspath $(TINYAES_DIR))
MUSL_DIR_ABS := $(abspath $(MUSL_DIR))
CFLAGS += -I$(OPENCM3_DIR)/include -Imspdebug/util -Imspdebug/drivers
CFLAGS += -I$(CMSIS_DIR)/CMSIS/DSP/Include -I$(CMSIS_DIR)/CMSIS/Core/Include
CFLAGS += -I$(OPENCM3_DIR_ABS)/include -Imspdebug/util -Imspdebug/drivers
CFLAGS += -I$(CMSIS_DIR_ABS)/CMSIS/DSP/Include -I$(CMSIS_DIR_ABS)/CMSIS/Core/Include
CFLAGS += -Os -std=gnu11 -g -DSTM32F4
# Note: libopencm3 requires some standard libc definitions from stdint.h and stdbool.h, so we don't pass -nostdinc here.
CFLAGS += -nostdlib -ffreestanding
CFLAGS += -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16
CFLAGS += -fno-common -ffunction-sections -fdata-sections
CFLAGS += -I$(MUSL_DIR_ABS)/src/internal -I$(MUSL_DIR_ABS)/include -I$(BUILDDIR)/musl/obj/include -I$(MUSL_DIR_ABS)/arch/arm -I$(MUSL_DIR_ABS)/arch/generic
INT_CFLAGS += -Wextra -Wshadow -Wimplicit-function-declaration -Wundef
INT_CFLAGS += -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes
@ -63,14 +65,13 @@ LDFLAGS += -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -g
LDFLAGS += -Wl,--cre
#LDFLAGS += -Wl,--gc-sections
LDFLAGS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
LDFLAGS += -L$(OPENCM3_DIR)/lib -l$(OPENCM3_LIB) $(shell $(CC) -print-libgcc-file-name)
LDFLAGS += -L$(OPENCM3_DIR_ABS)/lib -l$(OPENCM3_LIB) $(shell $(CC) -print-libgcc-file-name)
all: $(BUILDDIR)/$(BINARY).elf
OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o))
$(BUILDDIR)/%.elf: $(OBJS) $(LDSCRIPT) $(OPENCM3_DIR)/lib/lib$(OPENCM3_LIB).a $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a $(BUILDDIR)/tinyaes/aes.o $(BUILDDIR)/musl/lib/libc.a
$(BUILDDIR)/%.elf: $(OBJS) $(LDSCRIPT) $(OPENCM3_DIR)/lib/lib$(OPENCM3_LIB).a $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a $(BUILDDIR)/tinyaes/aes.o
$(LD) $(OBJS) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/src/$*.map $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a $(BUILDDIR)/tinyaes/aes.o
$(BUILDDIR)/src/%.o: src/%.c
@ -89,12 +90,18 @@ $(OPENCM3_DIR)/lib/lib$(OPENCM3_LIB).a:
$(MAKE) -C $(OPENCM3_DIR) -j $(shell nproc)
$(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a:
mkdir -p build/libsodium
cd build/libsodium && CFLAGS="$(CFLAGS) -DDEV_MODE=1" $(LIBSODIUM_DIR)/configure --host=arm-none-eabi && $(MAKE) -j $(shell nproc)
mkdir -p $(BUILDDIR)/libsodium
cd $(BUILDDIR)/libsodium && CFLAGS="$(CFLAGS) -DDEV_MODE=1" $(LIBSODIUM_DIR_ABS)/configure --host=arm-none-eabi && $(MAKE) -j $(shell nproc)
$(BUILDDIR)/musl/obj/include/bits/alltypes.h:
mkdir -p $(BUILDDIR)/musl
cd $(BUILDDIR)/musl && CFLAGS="$(CFLAGS)" CC=$(CC) LD=$(LD) AR=$(AR) $(MUSL_DIR_ABS)/configure && $(MAKE) TARGET=arm-linux-musleabihf GCC_CONFIG="--with-arch=armv7-m --with-fpu=fpv4_sp_d16" -j $(shell nproc) obj/include/bits/alltypes.h
$(BUILDDIR)/$(MUSL_DIR)/src/math/tanhf.o $(BUILDDIR)/$(MUSL_DIR)/src/math/atanhf.o: $(BUILDDIR)/musl/obj/include/bits/alltypes.h
$(BUILDDIR)/tinyaes/aes.o:
mkdir -p $(@D)
make -C $(@D) -f $(TINYAES_DIR)/Makefile VPATH=$(TINYAES_DIR) CFLAGS="$(CFLAGS) -c" CC=$(CC) LD=$(LD) AR=$(AR) aes.o
make -C $(@D) -f $(TINYAES_DIR_ABS)/Makefile VPATH=$(TINYAES_DIR_ABS) CFLAGS="$(CFLAGS) -c" CC=$(CC) LD=$(LD) AR=$(AR) aes.o
clean:
-rm -r $(BUILDDIR)/src