108 lines
2.8 KiB
Bash
Executable File
108 lines
2.8 KiB
Bash
Executable File
#!/bin/bash
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set -ex
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usage() {
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echo "Usage: $0 [OPTIONS] -- [SPIKEFLAGS]"
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echo ""
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echo "Options"
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echo " --help -h : Display this message"
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echo " -n <n> : Mumber of harts"
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echo " -b <elf> : Binary to run in spike"
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echo " -p <pc> : PC to take checkpoint at [default 0x80000000]"
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echo " -c <cycles>: Cycles after PC to take checkpoint at [default 0]"
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exit "$1"
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}
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NHARTS=1
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BINARY=""
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PC="0x80000000"
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CYCLES=0
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while [ "$1" != "" ];
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do
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case $1 in
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-h | --help )
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usage 3 ;;
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-n )
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shift
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NHARTS=$1 ;;
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-b )
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shift
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BINARY=$1 ;;
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-p )
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shift
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PC=$1 ;;
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-c )
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shift
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CYCLES=$1 ;;
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* )
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error "Invalid option $1"
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usage 1 ;;
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esac
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shift
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done
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BASEMEM="$((0x80000000)):$((0x10000000))"
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SPIKEFLAGS="-p$NHARTS --pmpregions=0 --isa=rv64gc -m$BASEMEM"
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rm -rf cmds_tmp.txt
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touch cmds_tmp.txt
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echo "Generating state capture spike interactive commands in cmds_tmp.txt"
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echo "until pc 0 $PC" >> cmds_tmp.txt
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echo "rs $CYCLES" >> cmds_tmp.txt
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echo "dump" >> cmds_tmp.txt
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for (( h=0; h<$NHARTS; h++ ))
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do
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echo "pc $h" >> cmds_tmp.txt
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echo "priv $h" >> cmds_tmp.txt
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echo "reg $h fcsr" >> cmds_tmp.txt
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echo "reg $h stvec" >> cmds_tmp.txt
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echo "reg $h sscratch" >> cmds_tmp.txt
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echo "reg $h sepc" >> cmds_tmp.txt
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echo "reg $h scause" >> cmds_tmp.txt
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echo "reg $h stval" >> cmds_tmp.txt
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echo "reg $h satp" >> cmds_tmp.txt
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echo "reg $h mstatus" >> cmds_tmp.txt
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echo "reg $h medeleg" >> cmds_tmp.txt
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echo "reg $h mideleg" >> cmds_tmp.txt
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echo "reg $h mie" >> cmds_tmp.txt
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echo "reg $h mtvec" >> cmds_tmp.txt
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echo "reg $h mscratch" >> cmds_tmp.txt
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echo "reg $h mepc" >> cmds_tmp.txt
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echo "reg $h mcause" >> cmds_tmp.txt
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echo "reg $h mtval" >> cmds_tmp.txt
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echo "reg $h mip" >> cmds_tmp.txt
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echo "reg $h mcycle" >> cmds_tmp.txt
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echo "reg $h minstret" >> cmds_tmp.txt
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echo "mtime" >> cmds_tmp.txt
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echo "mtimecmp $h" >> cmds_tmp.txt
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for (( fr=0; fr<32; fr++ ))
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do
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echo "freg $h $fr" >> cmds_tmp.txt
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done
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for (( xr=0; xr<32; xr++ ))
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do
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echo "reg $h $xr" >> cmds_tmp.txt
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done
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done
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echo "quit" >> cmds_tmp.txt
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#cat cmds_tmp.txt
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BASENAME=$(basename -- $BINARY)
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echo "Capturing state at checkpoint to spikeout"
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spike -d --debug-cmd=cmds_tmp.txt $SPIKEFLAGS $BINARY 2> $BASENAME.loadarch
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echo "Finding tohost/fromhost in elf file"
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TOHOST=$(riscv64-unknown-elf-nm $BINARY | grep tohost | head -c 16)
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FROMHOST=$(riscv64-unknown-elf-nm $BINARY | grep fromhost | head -c 16)
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echo "Compiling memory to elf"
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riscv64-unknown-elf-objcopy -I binary -O elf64-littleriscv mem.0x80000000.bin $BASENAME.mem.elf
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riscv64-unknown-elf-ld -Tdata=0x80000000 -nmagic --defsym tohost=0x$TOHOST --defsym fromhost=0x$FROMHOST -o $BASENAME.loadarch.elf $BASENAME.mem.elf
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