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[/] [ion/] [trunk/] [src/] [hello/] [makefile] - Rev 227
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#-- Bring toolchain config parameters from the common makefile
include ../common/makefile
# Link script to be used: run from BRAM
LINK_SCRIPT = $(SRC_DIR)/common/bram.lds
#-- Configure the application --------------------------------------------------
# Simulation length in cycles; long enough to let the program run to completion.
SIM_LENGTH = 90000
# FPGA Block RAM parameters
BRAM_START = 0xbfc00000
CODE_BRAM_SIZE = 2048
# External RAM parameters (size in words)
XRAM_SIZE = 1024
XRAM_START = 0x00000000
# 1.- Put the code in internal BRAM and the data in external SRAM.
# 2.- Do not use any of the standard libraries and use libsoc instead.
LFLAGS = -T$(LINK_SCRIPT) -L $(LIB_PATH) \
-Ttext $(BRAM_START) -Tdata $(XRAM_START) \
-nodefaultlibs -nostdlib -ereset -I elf32-big
CFLAGS = -O2 -Wall -c -s -fno-builtin -nodefaultlibs -nostdlib \
-msoft-float -mips1 -G0
AFLAGS = --defsym XRAM_BASE=$(XRAM_START)
OBJS = bootstrap.o opcode_emu.o c_startup.o hello.o
#-- Targets & rules ------------------------------------------------------------
hello: hello.code hello.data
@# This comment prevents use of implicit rule so our rules are used instead.
@# This will save us a few harmless linker warnings.
hello.axf: $(OBJS)
$(LD) $(LFLAGS) -Map hello.map -s -N -o hello.axf $(OBJS) -lsoc
-@$(DUMP) -m mips --disassemble hello.axf > hello.lst
hello.code: hello.axf
# Extract object code to be placed in code space
$(COPY) -I elf32-big -O binary hello.axf hello.code
hello.data: hello.axf
# Extract object code to be placed in data space
$(COPY) -I elf32-big -j.data -j.bss -O binary hello.axf hello.data
bootstrap.o: $(SRC_DIR)/common/bootstrap.s
$(AS) $(AFLAGS) -o bootstrap.o $(SRC_DIR)/common/bootstrap.s
c_startup.o: $(SRC_DIR)/common/c_startup.s
$(AS) $(AFLAGS) -o c_startup.o $(SRC_DIR)/common/c_startup.s
opcode_emu.o: $(SRC_DIR)/common/opcode_emu.s
$(AS) $(AFLAGS) -o opcode_emu.o $(SRC_DIR)/common/opcode_emu.s
hello.o: hello.c
$(CC) $(CFLAGS) -o hello.o hello.c
#-- Targets that build the synthesizable vhdl; meant for direct invocation -----
#-- Create VHDL file for simulation test bench using TB2 template
sim: hello demo
$(TO_VHDL) --code hello.code --data hello.data \
--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
--log_trigger=0xbfc00000 \
-s $(SIM_LENGTH) -v $(SRC_DIR)/mips_tb2_template.vhdl \
-o $(TB_DIR)/mips_tb2.vhdl -e mips_tb2
$(TO_VHDL) --code hello.code --data hello.data \
--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
--log_trigger=0xbfc00000 \
-s $(SIM_LENGTH) -v $(SRC_DIR)/sim_params_template.vhdl \
-o $(TB_DIR)/sim_params_pkg.vhdl -e mips_tb2
#-- Create VHDL file for simulation test bench using TB0 template
sim_bram: hello
$(TO_VHDL) --code hello.code --data hello.data \
--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
-s $(SIM_LENGTH) -v $(SRC_DIR)/mips_tb0_template.vhdl \
-o $(TB_DIR)/mips_tb2.vhdl -e mips_tb2
#-- Create VHDL file for hardware demo
demo: hello
$(TO_VHDL) --code hello.code --data hello.data \
--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
-v $(SRC_DIR)/code_rom_template.vhdl -n "Hello World" \
-o $(DEMO_DIR)/code_rom_pkg.vhdl
#-- And now the usual housekeeping stuff ---------------------------------------
.PHONY: clean
clean:
-$(RM) *.o *.obj *.map *.lst *.hex *.exe *.axf *.code *.data *.bin
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