Merge pull request #402 from ozbenh/misc

Fix core_dram_tb and dram_tb
pull/403/head
Michael Neuling 2 years ago committed by GitHub
commit 047f739b58
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GPG Key ID: 4AEE18F83AFDEB23

1
.gitignore vendored

@ -19,3 +19,4 @@ obj_dir/*
/scripts/mw_debug/urjtag
/scripts/mw_debug/mw_debug
git.vhdl
vunit_out/

@ -2,7 +2,14 @@ GHDL ?= ghdl
GHDLFLAGS=--std=08
CFLAGS=-O3 -Wall
# Need to investigate why yosys is hitting verilator warnings, and eventually turn on -Wall
VERILATOR_FLAGS=-O3 -Wno-fatal -Wno-CASEOVERLAP -Wno-UNOPTFLAT #--trace
VERILATOR_FLAGS=-O3 -Wno-fatal -Wno-CASEOVERLAP -Wno-UNOPTFLAT
VERILATOR_TRACE=0

ifeq ($(VERILATOR_TRACE),1)
VERILATOR_FLAGS += --trace
verilator_extra_link = -Wl,obj_dir/verilated_vcd_c.o
endif

# It takes forever to build with optimisation, so disable by default
#VERILATOR_CFLAGS=-O3

@ -135,14 +142,14 @@ verilated_dram: litedram/generated/sim/litedram_core.v
make -C obj_dir -f ../litedram/extras/sim_dram_verilate.mk VERILATOR_ROOT=$(VERILATOR_ROOT)

SIM_DRAM_CFLAGS = -I. -Iobj_dir -Ilitedram/generated/sim -I$(VERILATOR_ROOT)/include -I$(VERILATOR_ROOT)/include/vltstd
SIM_DRAM_CFLAGS += -DVM_COVERAGE=0 -DVM_SC=0 -DVM_TRACE=1 -DVL_PRINTF=printf -faligned-new
SIM_DRAM_CFLAGS += -DVM_COVERAGE=0 -DVM_SC=0 -DVM_TRACE=$(VERILATOR_TRACE) -DVL_PRINTF=printf -faligned-new
sim_litedram_c.o: litedram/extras/sim_litedram_c.cpp verilated_dram
$(CC) $(CPPFLAGS) $(SIM_DRAM_CFLAGS) $(CFLAGS) -c $< -o $@

soc_dram_files = $(core_files) $(soc_files) litedram/extras/litedram-wrapper-l2.vhdl litedram/generated/sim/litedram-initmem.vhdl
soc_dram_sim_files = $(soc_sim_files) litedram/extras/sim_litedram.vhdl
soc_dram_sim_obj_files = $(soc_sim_obj_files) sim_litedram_c.o
dram_link_files=-Wl,obj_dir/Vlitedram_core__ALL.a -Wl,obj_dir/verilated.o -Wl,obj_dir/verilated_vcd_c.o -Wl,-lstdc++
dram_link_files=-Wl,obj_dir/Vlitedram_core__ALL.a -Wl,obj_dir/verilated.o $(verilator_extra_link) -Wl,-lstdc++
soc_dram_sim_link=$(patsubst %,-Wl$(comma)%,$(soc_dram_sim_obj_files)) $(dram_link_files)

$(soc_dram_tbs): %: $(soc_dram_files) $(soc_dram_sim_files) $(soc_dram_sim_obj_files) $(flash_model_files) $(unisim_lib) $(fmf_lib) %.vhdl

@ -12,7 +12,9 @@ entity core_dram_tb is
MEMORY_SIZE : natural := (384*1024);
MAIN_RAM_FILE : string := "main_ram.bin";
DRAM_INIT_FILE : string := "";
DRAM_INIT_SIZE : natural := 16#c000#
DRAM_INIT_SIZE : natural := 16#c000#;
L2_TRACE : boolean := false;
LITEDRAM_TRACE : boolean := false
);
end core_dram_tb;

@ -124,7 +126,9 @@ begin
DRAM_CKLINES => 1,
DRAM_PORT_WIDTH => 128,
PAYLOAD_FILE => DRAM_INIT_FILE,
PAYLOAD_SIZE => ROM_SIZE
PAYLOAD_SIZE => ROM_SIZE,
TRACE => L2_TRACE,
LITEDRAM_TRACE => LITEDRAM_TRACE
)
port map(
clk_in => clk,

@ -9,7 +9,9 @@ use work.wishbone_types.all;
entity dram_tb is
generic (
DRAM_INIT_FILE : string := "";
DRAM_INIT_SIZE : natural := 0
DRAM_INIT_SIZE : natural := 0;
L2_TRACE : boolean := false;
LITEDRAM_TRACE : boolean := false
);
end dram_tb;

@ -47,7 +49,9 @@ begin
DRAM_CKLINES => 1,
DRAM_PORT_WIDTH => 128,
PAYLOAD_FILE => DRAM_INIT_FILE,
PAYLOAD_SIZE => DRAM_INIT_SIZE
PAYLOAD_SIZE => DRAM_INIT_SIZE,
TRACE => L2_TRACE,
LITEDRAM_TRACE => LITEDRAM_TRACE
)
port map(
clk_in => clk_in,

@ -102,6 +102,7 @@ static void do_eval(void)
if (tfp)
tfp->dump((double) main_time);
#endif
main_time++;
}

extern "C" void litedram_set_wb(unsigned char *req)
@ -184,10 +185,8 @@ extern "C" void litedram_clock(void)

v->clk = 1;
do_eval();
main_time++;
v->clk = 0;
do_eval();
main_time++;
}

extern "C" void litedram_init(int trace_on)

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