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(Tim) Efthimis Kritikos 2023-02-10 13:26:23 +00:00
parent 4638346f85
commit 2595dc1b6c
2 changed files with 16 additions and 3 deletions
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17
cpu/Makefile
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@ -14,9 +14,22 @@ wave: ${VVP}
vvp ${VVP} -lxt2
gtkwave test.lx2 gtkwave_savefile.gtkw
${VVP} : ${SOURCES} ${INCLUDES}
${VVP} : ${SOURCES} ${INCLUDES} boot_code.txt
iverilog -g2012 ${SOURCES} -o $@
.PHONY: clean
clean:
rm -f ${VVP} test.lx2
rm -f ${VVP} test.lx2 boot_code.txt boot_code.bin
boot_code.txt:boot_code.bin
dd if=/dev/zero bs=1 count=256 of=boot_code.stage status=none
dd if=boot_code.bin of=boot_code.stage conv=notrunc,nocreat status=none
xxd -ps -c 2 boot_code.stage > boot_code.txt
rm boot_code.stage
boot_code.bin:boot_code.asm
as86 -0 $< -b $@
.PHONY: dumpas
dumpas: boot_code.bin
objdump -D -b binary -m i8086 boot_code.bin

2
cpu/memory.v
View File

@ -1,5 +1,5 @@
module rom(input [19:0] address,output wire [15:0] data ,input rd,input cs);
reg [15:0] memory [0:15];
reg [15:0] memory [0:127];
initial begin
$readmemh("boot_code.txt", memory);
end