From 4d80111cad6891cd0e1d5da59e83222d39933e41 Mon Sep 17 00:00:00 2001
From: jaseg <git-bigdata-wsl-arch@jaseg.de>
Date: Tue, 3 Mar 2020 18:05:45 +0100
Subject: wip

---
 controller/fw/Makefile | 38 ++++++++++++++++++++++++--------------
 1 file changed, 24 insertions(+), 14 deletions(-)

diff --git a/controller/fw/Makefile b/controller/fw/Makefile
index ba22571..a4b8a66 100644
--- a/controller/fw/Makefile
+++ b/controller/fw/Makefile
@@ -49,14 +49,23 @@ FMEAS_FFT_WINDOW 		?= gaussian
 FMEAS_FFT_WINDOW_SIGMA 	?= 8.0
 
 
-CC		:= $(PREFIX)gcc
-CXX		:= $(PREFIX)g++
-LD		:= $(PREFIX)gcc
-AR		:= $(PREFIX)ar
-AS		:= $(PREFIX)as
-OBJCOPY		:= $(PREFIX)objcopy
-OBJDUMP		:= $(PREFIX)objdump
-GDB		:= $(PREFIX)gdb
+CC			?= $(PREFIX)gcc
+CXX			?= $(PREFIX)g++
+LD			?= $(PREFIX)gcc
+AR			?= $(PREFIX)ar
+AS			?= $(PREFIX)as
+OBJCOPY		?= $(PREFIX)objcopy
+OBJDUMP		?= $(PREFIX)objdump
+GDB			?= $(PREFIX)gdb
+
+HOST_CC				?= $(HOST_PREFIX)gcc
+HOST_CXX			?= $(HOST_PREFIX)g++
+HOST_LD				?= $(HOST_PREFIX)gcc
+HOST_AR				?= $(HOST_PREFIX)ar
+HOST_AS				?= $(HOST_PREFIX)as
+HOST_OBJCOPY		?= $(HOST_PREFIX)objcopy
+HOST_OBJDUMP		?= $(HOST_PREFIX)objdump
+
 PYTHON3 ?= python3
 
 OPENCM3_DIR_ABS 	:= $(abspath $(OPENCM3_DIR))
@@ -72,9 +81,9 @@ COMMON_CFLAGS		+= -I$(abspath musl_include_shims) -Ilevmarq
 
 COMMON_CFLAGS	+= -Os -std=gnu11 -g -DSTM32F4
 CFLAGS			+= -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16
-SIM_CFLAGS		+= -mthumb -mcpu=cortex-m4 -mfloat-abi=soft
+#SIM_CFLAGS		+= -mthumb -mcpu=cortex-m4 -mfloat-abi=soft
 # Note: libopencm3 requires some standard libc definitions from stdint.h and stdbool.h, so we don't pass -nostdinc here.
-COMMON_CFLAGS	+= -nostdlib -ffreestanding
+CFLAGS			+= -nostdlib -ffreestanding
 CFLAGS			+= -fno-common -ffunction-sections -fdata-sections
 COMMON_CFLAGS	+= -DGOLD_CODE_NBITS=$(GOLD_CODE_NBITS) -DFMEAS_FFT_LEN=$(FMEAS_FFT_LEN) -DFMEAS_ADC_MAX=$(FMEAS_ADC_MAX)
 COMMON_CFLAGS	+= -DFMEAS_ADC_SAMPLING_RATE=$(FMEAS_ADC_SAMPLING_RATE)
@@ -95,7 +104,7 @@ CXXFLAGS	+= -Wall -Wextra -Wshadow -Wundef -Wredundant-decls
 CXXFLAGS	+= -I.
 
 COMMON_LDFLAGS	+= -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -g
-COMMON_LDFLAGS	+= --static -nostartfiles
+LDFLAGS			+= --static -nostartfiles
 LDFLAGS			+= -Wl,--cre
 #LDFLAGS		+= -Wl,--gc-sections
 LDFLAGS			+= -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
@@ -103,7 +112,7 @@ LDFLAGS			+= -L$(OPENCM3_DIR_ABS)/lib -l$(OPENCM3_LIB) $(shell $(CC) -print-libg
 
 all: $(BUILDDIR)/$(BINARY)
 
-tests: tools/freq_meas_test.elf
+tests: $(BUILDDIR)/tools/freq_meas_test.elf
 
 OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o))
 
@@ -118,8 +127,9 @@ ALL_OBJS += $(BUILDDIR)/generated/fmeas_fft_window.o
 $(BUILDDIR)/$(BINARY): $(ALL_OBJS)
 	$(LD) -T$(LDSCRIPT) $(COMMON_LDFLAGS) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/src/$*.map $^
 
-tools/freq_meas_test.elf: tools/freq_meas_test.c src/freq_meas.c $(CMSIS_SOURCES) $(BUILDDIR)/musl/lib/libc.a
-	$(CC) $(COMMON_CFLAGS) $(SIM_CFLAGS) -lm -lgcc -lnosys -o $@ $^
+$(BUILDDIR)/tools/freq_meas_test.elf: tools/freq_meas_test.c src/freq_meas.c levmarq/levmarq.c $(BUILDDIR)/generated/fmeas_fft_window.c $(CMSIS_SOURCES)
+	mkdir -p $(@D)
+	$(HOST_CC) $(COMMON_CFLAGS) $(SIM_CFLAGS) -o $@ $^
 
 $(BUILDDIR)/src/%.o: src/%.c
 	mkdir -p $(@D)
-- 
cgit