mirror of
https://github.com/cirosantilli/linux-kernel-module-cheat.git
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2092180ac8
See also: http://gem5-users.gem5.narkive.com/CQh9J6fU/fail-to-run-fs-mode-with-linux-kernel-v4-8-13-and-ubuntu-image-16-04-1 Start sketching how to tweak system parameters, number of CPUs works, caches don't.
85 lines
1.4 KiB
Bash
Executable File
85 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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arch='x86_64'
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bdfore=''
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gem5=false
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kgdb=false
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while getopts A:a:b:gk OPT; do
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case "$OPT" in
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a)
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arch="$OPTARG"
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;;
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A)
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after="$OPTARG"
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;;
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b)
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before="$OPTARG"
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;;
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g)
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gem5=true
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;;
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k)
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kgdb=true
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;;
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esac
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done
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shift "$(($OPTIND - 1))"
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if [ "$#" -gt 0 ]; then
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brk="-ex 'break $1'"
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shift
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else
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brk=''
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fi
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if "$gem5"; then
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arch_dir="${arch}-gem5"
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port=7000
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else
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arch_dir="$arch"
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port=1234
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fi
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buildroot_out_dir="$(pwd)/buildroot/output.${arch_dir}~"
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gdb="${buildroot_out_dir}/host/usr/bin/${arch}-linux-gdb $before"
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cd "${buildroot_out_dir}/build/linux-custom/"
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if "$kgdb"; then
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cmd="$gdb \
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-q \
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-ex 'add-auto-load-safe-path $(pwd)' \
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-ex 'file vmlinux' \
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-ex 'target remote localhost:$port'
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"
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else
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case "$arch" in
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'x86_64')
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cmd="$gdb \
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-q \
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-ex 'add-auto-load-safe-path $(pwd)' \
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-ex 'file vmlinux' \
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-ex 'set arch i386:x86-64:intel' \
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-ex 'target remote localhost:$port' \
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$brk \
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-ex 'continue' \
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-ex 'disconnect' \
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-ex 'set arch i386:x86-64' \
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-ex 'target remote localhost:$port' \
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-ex 'lx-symbols ../kernel_module-1.0/' \
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"
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;;
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'arm'|'aarch64'|'mips64')
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cmd="$gdb \
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-q \
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-ex 'add-auto-load-safe-path $(pwd)' \
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-ex 'file vmlinux' \
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-ex 'target remote localhost:$port' \
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-ex 'lx-symbols ../kernel_module-1.0/' \
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$brk \
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"
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;;
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esac
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fi
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cmd="$cmd $after"
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echo "$cmd" | tee rungdb.log
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eval "$cmd"
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