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642f5f2414
Compile two elf files with different offset and verify the linked file offset. I only enabled samr21-xpro and iotlab nodes for the moment.
101 lines
3.5 KiB
Makefile
101 lines
3.5 KiB
Makefile
BOARD ?= samr21-xpro
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include ../Makefile.tests_common
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# Normally all boards using `cortexm_common/ldscripts/cortexm.ld` linkerscript
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# Only tested on these ones for the moment
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BOARD_WHITELIST += iotlab-a8-m3
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BOARD_WHITELIST += iotlab-m3
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BOARD_WHITELIST += samr21-xpro
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# Boards using a bootloader and ROM_OFFSET by default
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BOARD_WHITELIST += arduino-mkr1000
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BOARD_WHITELIST += arduino-mkrfox1200
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BOARD_WHITELIST += arduino-mkrzero
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BOARD_WHITELIST += bluepill
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BOARD_WHITELIST += feather-m0
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BOARD_WHITELIST += opencm904
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BOARD_WHITELIST += spark-core
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BOARD_WHITELIST += stm32mindev
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include $(RIOTBASE)/Makefile.include
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# # # # # # # # # # # # # # # # # # #
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# Compile time tests for ROM_OFFSET #
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# # # # # # # # # # # # # # # # # # #
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COMPILE_TESTS = test-elffile-overflow test-elffile-fw_rom_length
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COMPILE_TESTS += tests-offsets
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all: compile-tests
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compile-tests: $(COMPILE_TESTS)
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.PHONY: compile-tests $(COMPILE_TESTS)
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# iotlab-m3 defines ROM_LEN as 512K which is not handled by bash math operations
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ROM_LEN_BYTES = $(shell printf "0x%x\n" $$(($(ROM_LEN:%K=%*1024))))
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# test-elffile-overflow depends on $(BINFILE) to prevent:
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# * ROM_LEN to be passed to $(ELFFILE) generation
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# * dummy error message of wc not finding the .bin file (ELFFILE is not enough)
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test-elffile-overflow: $(BINFILE) _test-elffile-overflow-runtest
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.PHONY: _test-elffile-overflow-runtest
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_test-elffile-overflow-runtest: ROM_LEN=$(firstword $(shell wc -c $(BINFILE)))-1+$(if $(ROM_OFFSET),$(ROM_OFFSET),0)
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_test-elffile-overflow-runtest: $(BINFILE)
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$(Q)echo -n "Test rom offset 1 byte overflow detection: "
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$(Q)\
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{ $(_LINK) -o /dev/null 2>&1 | grep -q "region \`rom' overflowed by 1 byte" ; } \
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&& echo [OK] || { echo [ERROR] Compilation should have failed >&2; exit 1; }
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# Test `ROM_OFFSET` is removed from firmware rom length if the board defines it
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test-elffile-fw_rom_length: $(ELFFILE)
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$(Q)echo -n "Test rom offset substracted from rom length in elffile: "
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$(Q)\
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if test -n "$(ROM_OFFSET)"; then \
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TEST_FW_LEN=$$($(PREFIX)readelf --symbols $^ 2>/dev/null | awk '/_fw_rom_length/{printf "0x%s\n", $$2}'); \
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EXPECT_FW_LEN=$$(printf "0x%08x" $$(( $(ROM_LEN_BYTES) - $(ROM_OFFSET) ))); \
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if test $${TEST_FW_LEN} != $${EXPECT_FW_LEN}; then \
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echo "[ERROR] Rom offset not taken into account for firmware length $${TEST_FW_LEN} != $${EXPECT_FW_LEN}" >&2; \
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exit 1;\
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fi ;\
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echo [OK] ; \
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else \
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echo "[SKIP](Reason: board does not have a ROM_OFFSET configured)" ;\
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fi
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# Test elffiles must not have $(ELFFILE) prerequisite as target specific
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# variables are used for configuration and they also apply to prerequisites.
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#
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# https://www.gnu.org/software/make/manual/make.html#Target_002dspecific
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ELFFILES_DEPS = $(BASELIBS) FORCE
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# Compile elf files with different ROM_OFFSET
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# and verify the offset is taken into account
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OFFSETS_TESTS = 0x1000 0x2000
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tests-offsets: $(OFFSETS_TESTS:%=test-offset_%)
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.PHONY: test-offset_%
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test-offset_%: $(BINDIR)/$(APPLICATION)_offset_%.elf
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$(Q)echo -n "Test compilation with offset $*: "
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$(Q)\
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TEST_START_ADDR=$$($(PREFIX)readelf --section-headers $^ 2>/dev/null | awk '/.text/{printf "0x%s\n", $$5}'); \
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EXPECT_START_ADDR=$$(printf "0x%08x" $$(( $(ROM_START_ADDR) + $* ))); \
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if test $${TEST_START_ADDR} != $${EXPECT_START_ADDR}; then \
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echo "[ERROR] Linker offset not used $${TEST_START_ADDR} != $${EXPECT_START_ADDR}" >&2; \
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exit 1;\
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fi
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$(Q)echo [OK]
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$(BINDIR)/$(APPLICATION)_offset_%.elf: ROM_OFFSET=$*
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$(BINDIR)/$(APPLICATION)_offset_%.elf: $(ELFFILES_DEPS)
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$(Q)$(_LINK) -o $@
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.PRECIOUS: $(BINDIR)/$(APPLICATION)_offset_%.elf
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