mirror of
https://github.com/RIOT-OS/RIOT.git
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70 lines
2.3 KiB
Makefile
70 lines
2.3 KiB
Makefile
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ifndef MIPS_ELF_ROOT
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$(error "Please set $$(MIPS_ELF_ROOT) and ensure $$(MIPS_ELF_ROOT)/bin is on your PATH")
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endif
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# Target triple for the build.
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export TARGET_ARCH ?= mips-mti-elf
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export ABI=32
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export MEMORY_BASE=0x80000000
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export MEMORY_SIZE=512K
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export APP_START=0x80000000
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export ROMABLE = 1
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include $(MIPS_ELF_ROOT)/share/mips/rules/mipshal.mk
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# define build specific options
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export CFLAGS_CPU = -EL -march=m5101 -mmicromips -std=gnu99
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export CFLAGS_LINK = -ffunction-sections -fno-builtin -fshort-enums
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export CFLAGS_DBG = -O0 -g2
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export CFLAGS_OPT = -Os -g2
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export CFLAGS += $(CFLAGS_CPU) $(CFLAGS_LINK) $(CFLAGS_OPT) -DSKIP_COPY_TO_RAM
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#$(CFLAGS_DBG)
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ifeq ($(USE_HARD_FLOAT),1)
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export CFLAGS += -mhard-float
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else
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export CFLAGS += -msoft-float #hard-float is the default so we must set soft-float
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export LINKFLAGS += -msoft-float
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endif
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ifeq ($(USE_DSP),1)
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export CFLAGS += -mdsp
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endif
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export ASFLAGS += $(CFLAGS_CPU) $(CFLAGS_OPT) #$(CFLAGS_DBG)
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export LINKFLAGS += $(MIPS_HAL_LDFLAGS) -mabi=$(ABI) -Wl,--defsym,__use_excpt_boot=0
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export LINKFLAGS += -T$(RIOTCPU)/$(CPU)/ldscripts/pic32mz2048_uhi.ld
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export LINKFLAGS += $(CFLAGS_CPU) $(CFLAGS_DBG) #$(CFLAGS_OPT)
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export LINKFLAGS += -Wl,--gc-sections
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# This CPU implementation is using the new core/CPU interface:
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export CFLAGS += -DCOREIF_NG=1
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# The M51xx supports micromips ISA for reduced code size.
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export CFLAGS += -DMIPS_MICROMIPS
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export USEMODULE += periph
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# the pickit programmer (MPLAB-IPE) wants physical addresses in the hex file!!
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export OBJCOPY = objcopy #use system objcopy as toolchain one is broken.
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export OFLAGS += -O ihex \
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--change-section-lma .lowerbootflashalias-0xA0000000 \
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--change-section-lma .bootflash1-0xA0000000 \
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--change-section-lma .bootflash2-0xA0000000 \
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--change-section-lma .exception_vector-0x80000000 \
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--change-section-lma .text-0x80000000 \
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--change-section-lma .init-0x80000000 \
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--change-section-lma .fini-0x80000000 \
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--change-section-lma .eh_frame-0x80000000 \
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--change-section-lma .gcc_except_table-0x80000000 \
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--change-section-lma .jcr-0x80000000 \
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--change-section-lma .ctors-0x80000000 \
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--change-section-lma .dtors-0x80000000 \
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--change-section-lma .rodata-0x80000000 \
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--change-section-lma .data-0x80000000 \
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--change-section-lma .bss-0x80000000 \
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--change-section-lma .startdata-0x80000000 \
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