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-rw-r--r--controller/fw/Makefile42
-rw-r--r--controller/fw/src/adc.c13
-rw-r--r--controller/fw/tools/linkmem.py29
3 files changed, 57 insertions, 27 deletions
diff --git a/controller/fw/Makefile b/controller/fw/Makefile
index 27fd9ba..db10868 100644
--- a/controller/fw/Makefile
+++ b/controller/fw/Makefile
@@ -156,11 +156,21 @@ CXXFLAGS += -Wall -Wextra -Wshadow -Wundef -Wredundant-decls
CXXFLAGS += -I.
LDFLAGS += $(ARCH_FLAGS) $(SYSTEM_FLAGS)
-LDFLAGS += -Wl,--cre
-LDFLAGS += --trace
LIBS += -lgcc
-LDFLAGS += -Wl,--gc-sections -Wl,--trace-symbol=twiddleCoef_4096 -Wl,--trace-symbol=arm_cfft_sR_f32_len4096
+LDFLAGS += -Wl,--gc-sections
+
+OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o))
+
+ALL_OBJS := $(OBJS)
+ALL_OBJS += $(BUILDDIR)/src/startup_stm32f407xx.o
+ALL_OBJS += $(BUILDDIR)/src/system_stm32f4xx.o
+ALL_OBJS += $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a
+ALL_OBJS += $(BUILDDIR)/tinyaes/aes.o
+ALL_OBJS += $(BUILDDIR)/levmarq/levmarq.o
+ALL_OBJS += $(BUILDDIR)/generated/gold_code_$(DSSS_GOLD_CODE_NBITS).o
+ALL_OBJS += $(BUILDDIR)/generated/fmeas_fft_window.o
+ALL_OBJS += $(BUILDDIR)/generated/dsss_cwt_wavelet.o
########################################################################################################################
# Rules
@@ -170,11 +180,10 @@ all: binsize
.PHONY: binsize
binsize: $(BUILDDIR)/$(BINARY)
+ $(LD) -T$(LDSCRIPT) $(LDFLAGS) -Wl,--print-memory-usage -o /dev/null $(ALL_OBJS) $(LIBS)
+ @echo
@echo "▐▬▬▬▌ SyMbOL sIzE HiGhScORe LiSt ▐▬▬▬▌"
$(NM) --print-size --size-sort --radix=d $< | tail -n 20
- @echo
- @echo "===== Binary size ====="
- $(SIZE) $<
src/dsss_demod.c: $(BUILDDIR)/generated/dsss_gold_code.h $(BUILDDIR)/generated/dsss_butter_filter.h
@@ -208,21 +217,16 @@ $(PRESIG_KEYFILE):
$(BUILDDIR)/generated: ; mkdir -p $@
-OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o))
+.PRECIOUS: $(BUILDDIR)/$(BINARY)
+$(BUILDDIR)/$(BINARY) $(BUILDDIR)/$(BINARY:.elf=.map) &: $(ALL_OBJS)
+ $(LD) -T$(LDSCRIPT) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/$(BINARY:.elf=.map) $^ $(LIBS)
-ALL_OBJS := $(OBJS)
-ALL_OBJS += $(BUILDDIR)/src/startup_stm32f407xx.o
-ALL_OBJS += $(BUILDDIR)/src/system_stm32f4xx.o
-ALL_OBJS += $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a
-ALL_OBJS += $(BUILDDIR)/tinyaes/aes.o
-ALL_OBJS += $(BUILDDIR)/levmarq/levmarq.o
-ALL_OBJS += $(BUILDDIR)/generated/gold_code_$(DSSS_GOLD_CODE_NBITS).o
-ALL_OBJS += $(BUILDDIR)/generated/fmeas_fft_window.o
-ALL_OBJS += $(BUILDDIR)/generated/dsss_cwt_wavelet.o
+.PHONY: linktrace
+linktrace: $(ALL_OBJS)
+ $(PYTHON3) tools/linktracer.py $(LD) -T$(LDSCRIPT) $(LDFLAGS) -o $@ $^ $(LIBS)
-.PRECIOUS: $(BUILDDIR)/$(BINARY)
-$(BUILDDIR)/$(BINARY): $(ALL_OBJS)
- $(LD) -T$(LDSCRIPT) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/src/$*.map $^ $(LIBS)
+%.dot: %.elf
+ r2 -a arm -qc 'aa;agRd' $< 2>/dev/null >$@
tools: $(BUILDDIR)/tools/freq_meas_test
$(BUILDDIR)/tools/freq_meas_test: tools/freq_meas_test.c src/freq_meas.c levmarq/levmarq.c $(BUILDDIR)/generated/fmeas_fft_window.c $(CMSIS_SOURCES)
diff --git a/controller/fw/src/adc.c b/controller/fw/src/adc.c
index 5f6b995..4801525 100644
--- a/controller/fw/src/adc.c
+++ b/controller/fw/src/adc.c
@@ -12,6 +12,7 @@ static DMA_TypeDef *const adc_dma = DMA2;
static DMA_Stream_TypeDef *const mem_stream = DMA2_Stream1;
static DMA_Stream_TypeDef *const adc_stream = DMA2_Stream0;
static const int dma_adc_channel = 0;
+static const int adc_channel = 10;
/* Configure ADC1 to sample channel 0. Trigger from TIM1 CC0 every 1ms. Transfer readings into alternating buffers
* throug DMA. Enable DMA interrupts.
@@ -24,9 +25,13 @@ static const int dma_adc_channel = 0;
* This means we can immediately start running an FFT on ADC DMA transfer complete interrupt.
*/
void adc_init() {
- RCC->AHB1ENR |= RCC_AHB1ENR_DMA2EN;
+ RCC->AHB1ENR |= RCC_AHB1ENR_DMA2EN | RCC_AHB1ENR_GPIOCEN;
RCC->APB2ENR |= RCC_APB2ENR_ADC1EN | RCC_APB2ENR_TIM1EN;
+ /* PC0 -> ADC1.ch10 */
+ GPIOC->MODER &= ~GPIO_MODER_MODER0_Msk;
+ GPIOC->MODER |= (3<<GPIO_MODER_MODER0_Pos);
+
adc_dma->LIFCR |= 0x3f;
adc_stream->CR = 0; /* disable */
while (adc_stream->CR & DMA_SxCR_EN)
@@ -45,13 +50,15 @@ void adc_init() {
ADC1->CR1 = (0<<ADC_CR1_RES_Pos) | (0<<ADC_CR1_DISCNUM_Pos) | ADC_CR1_DISCEN | (0<<ADC_CR1_AWDCH_Pos);
ADC1->CR2 = ADC_CR2_EXTEN | (0<<ADC_CR2_EXTSEL_Pos) | ADC_CR2_DMA | ADC_CR2_ADON | ADC_CR2_DDS;
+ ADC1->SQR3 = (adc_channel<<ADC_SQR3_SQ3_Pos);
+ ADC1->SQR1 = (0<<ADC_SQR1_L_Pos);
TIM1->CR2 = (2<<TIM_CR2_MMS_Pos); /* Enable update event on TRGO to provide a 1ms reference to rest of system */
TIM1->CR1 = TIM_CR1_CEN;
TIM1->CCMR1 = (6<<TIM_CCMR1_OC1M_Pos) | (0<<TIM_CCMR1_CC1S_Pos);
TIM1->CCER = TIM_CCER_CC1E;
- TIM1->PSC = 84; /* 1us ticks @ f_APB2=84MHz */
- TIM1->ARR = 1000; /* 1ms period */
+ TIM1->PSC = 84-1; /* 1us ticks @ f_APB2=84MHz */
+ TIM1->ARR = 1000-1; /* 1ms period */
TIM1->CCR1 = 1;
TIM1->EGR = TIM_EGR_UG;
}
diff --git a/controller/fw/tools/linkmem.py b/controller/fw/tools/linkmem.py
index a04f31e..494217a 100644
--- a/controller/fw/tools/linkmem.py
+++ b/controller/fw/tools/linkmem.py
@@ -7,12 +7,13 @@ import re
import subprocess
from contextlib import contextmanager
from collections import defaultdict
+import colorsys
import cxxfilt
-
from elftools.elf.elffile import ELFFile
from elftools.elf.descriptions import describe_symbol_type
import libarchive
+import matplotlib.cm
@contextmanager
def chdir(newdir):
@@ -117,10 +118,19 @@ def wrap(leader='', print=print, left='{', right='}'):
def mangle(name):
return re.sub('[^a-zA-Z0-9_]', '_', name)
+hexcolor = lambda r, g, b: f'#{int(r*255):02x}{int(g*255):02x}{int(b*255):02x}'
+def vhex(val):
+ r,g,b,_a = matplotlib.cm.viridis(1.0-val)
+ fc = hexcolor(r, g, b)
+ h,s,v = colorsys.rgb_to_hsv(r,g,b)
+ cc = '#000000' if v > 0.8 else '#ffffff'
+ return fc, cc
+
if __name__ == '__main__':
import argparse
parser = argparse.ArgumentParser()
parser.add_argument('--trace-sections', type=str, action='append', default=[])
+ parser.add_argument('--trim-stubs', type=str, action='append', default=[])
parser.add_argument('linker_binary')
parser.add_argument('linker_args', nargs=argparse.REMAINDER)
args = parser.parse_args()
@@ -129,6 +139,10 @@ if __name__ == '__main__':
trace_sections_mangled = { sec.replace('.', '_') for sec in trace_sections }
syms, refs, syms_out = trace_source_files(args.linker_binary, args.linker_args, trace_sections)
+ for name, (obj, size) in syms.items():
+ if path.basename(obj) in args.trim_stubs and size <= 8 and not refs.get(name):
+ syms_out.discard(name)
+
clusters = defaultdict(lambda: [])
for sym, (obj, size) in syms.items():
clusters[obj].append((sym, size))
@@ -137,6 +151,9 @@ if __name__ == '__main__':
for name, (obj, size) in syms.items():
if size is not None:
obj_size[obj] += size
+ max_size = max([ size for _obj, size in syms.values() if size is not None ])
+
+ max_osize = max(obj_size.values())
with wrap('digraph G', print) as lvl1print:
print('rankdir=LR;')
@@ -144,18 +161,20 @@ if __name__ == '__main__':
for i, (obj, syms) in enumerate(clusters.items()):
with wrap(f'subgraph cluster_{i}', lvl1print) as lvl2print:
- lvl2print(f'label = "{obj} <{obj_size[obj]}>";')
+ fc, cc = vhex(obj_size[obj]/max_osize)
+ lvl2print(f'label = <<table border="0"><tr><td border="0" cellpadding="5" bgcolor="{fc}"><font face="carlito" color="{cc}"><b>{path.basename(obj)} ({obj_size[obj]}B)</b></font></td></tr></table>>;')
lvl2print()
for sym, size in syms:
if sym in syms_out:
- lvl2print(f'{mangle(sym)}[label = "{sym} <{size}>"];')
+ fc, cc = vhex(size/max_size)
+ lvl2print(f'{mangle(sym)}[label = "{sym} ({size}B)", style="rounded,filled", shape="box", fillcolor="{fc}", fontname="carlito", fontcolor="{cc}" color=None];')
lvl1print()
for start, ends in refs.items():
for end in ends:
if end and (start in syms_out or start in trace_sections_mangled) and end in syms_out:
- lvl1print(f'{mangle(start)} -> {mangle(end)};')
+ lvl1print(f'{mangle(start)} -> {mangle(end)} [style="bold", color="#333333"];')
for sec in trace_sections:
- lvl1print(f'{sec.replace(".", "_")} [label = "section {sec}"];')
+ lvl1print(f'{sec.replace(".", "_")} [label = "section {sec}", shape="box", style="filled,bold"];')
generated by cgit (git 2.34.1) at 2024-11-21 23:20:00 +0000