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Reduce makefile code duplication

This commit is contained in:
George Oikonomou 2018-10-13 19:59:01 +01:00
parent 9280046c43
commit 1841aadf6a
3 changed files with 13 additions and 21 deletions
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12
arch/cpu/arm/cortex-m/Makefile.cortex-m
View File

@ -3,6 +3,18 @@ CONTIKI_ARM_DIRS += cortex-m cortex-m/CMSIS
### Build syscalls for newlib
MODULES += os/lib/newlib
LDFLAGS += -T $(LDSCRIPT)
LDFLAGS += -Wl,--gc-sections,--sort-section=alignment
LDFLAGS += -Wl,-Map=$(CONTIKI_NG_PROJECT_MAP),--cref,--no-warn-mismatch
OBJCOPY_FLAGS += --gap-fill 0xff
CPU_STARTFILES = ${addprefix $(OBJECTDIR)/,${call oname, $(CPU_START_SOURCEFILES)}}
### Resolve any potential circular dependencies between the linked libraries
### See: https://stackoverflow.com/questions/5651869/gcc-what-are-the-start-group-and-end-group-command-line-options/5651895
TARGET_LIBFLAGS := -Wl,--start-group $(TARGET_LIBFILES) -Wl,--end-group
CUSTOM_RULE_LINK = 1
.SECONDEXPANSION:

11
arch/cpu/arm/cortex-m/cm3/Makefile.cm3
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@ -3,16 +3,7 @@ CONTIKI_ARM_DIRS += cortex-m/cm3
CFLAGS += -mcpu=cortex-m3
LDFLAGS += -mcpu=cortex-m3 -nostartfiles
LDFLAGS += -T $(LDSCRIPT)
LDFLAGS += -Wl,--gc-sections,--sort-section=alignment
LDFLAGS += -Wl,-Map=$(CONTIKI_NG_PROJECT_MAP),--cref,--no-warn-mismatch
OBJCOPY_FLAGS += --gap-fill 0xff
CPU_STARTFILES = ${addprefix $(OBJECTDIR)/,${call oname, $(CPU_START_SOURCEFILES)}}
### Resolve any potential circular dependencies between the linked libraries
### See: https://stackoverflow.com/questions/5651869/gcc-what-are-the-start-group-and-end-group-command-line-options/5651895
TARGET_LIBFLAGS := -Wl,--start-group $(TARGET_LIBFILES) -lm -Wl,--end-group
TARGET_LIBFILES += -lm
include $(CONTIKI)/arch/cpu/arm/cortex-m/Makefile.cortex-m

11
arch/cpu/arm/cortex-m/cm4/Makefile.cm4
View File

@ -3,16 +3,5 @@ CONTIKI_ARM_DIRS += cortex-m/cm4
CFLAGS += -mcpu=cortex-m4
LDFLAGS += -mcpu=cortex-m4
LDFLAGS += -T $(LDSCRIPT)
LDFLAGS += -Wl,--gc-sections,--sort-section=alignment
LDFLAGS += -Wl,-Map=$(CONTIKI_NG_PROJECT_MAP),--cref,--no-warn-mismatch
OBJCOPY_FLAGS += --gap-fill 0xff
CPU_STARTFILES = ${addprefix $(OBJECTDIR)/,${call oname, $(CPU_START_SOURCEFILES)}}
### Resolve any potential circular dependencies between the linked libraries
### See: https://stackoverflow.com/questions/5651869/gcc-what-are-the-start-group-and-end-group-command-line-options/5651895
TARGET_LIBFLAGS := -Wl,--start-group $(TARGET_LIBFILES) -Wl,--end-group
include $(CONTIKI)/arch/cpu/arm/cortex-m/Makefile.cortex-m