blob: 4e902155b699d3c13d29748bb7c9df197d80622e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
#!/usr/bin/env bash
SCRIPT_DIR="$(dirname "${0}")"
if [ -z "$SERENITY_ARCH" ]; then
SERENITY_ARCH="x86_64"
fi
# Set this environment variable to override the default debugger.
#
if [ -z "$SERENITY_KERNEL_DEBUGGER" ]; then
# Prepend the toolchain's GDB bin directory so we pick up GDB from there
PATH="$SCRIPT_DIR/../Toolchain/Local/$SERENITY_ARCH-gdb/bin:$PATH"
# GDB used to be installed directly inside the toolchain bin directory
PATH="$SCRIPT_DIR/../Toolchain/Local/$SERENITY_ARCH/bin:$PATH"
if command -v "$SERENITY_ARCH-pc-serenity-gdb" >/dev/null; then
SERENITY_KERNEL_DEBUGGER="$SERENITY_ARCH-pc-serenity-gdb"
elif command -v "$SERENITY_ARCH-elf-gdb" >/dev/null; then
SERENITY_KERNEL_DEBUGGER="$SERENITY_ARCH-elf-gdb"
elif command -v gdb >/dev/null && gdb -ex 'set architecture' -ex 'quit' 2>&1 | grep "${SERENITY_ARCH//_/-}"; then
SERENITY_KERNEL_DEBUGGER="gdb"
else
echo "Error: No suitable GDB installation found." >&2
echo "Please install $SERENITY_ARCH-elf-gdb or build it with Toolchain/BuildGDB.sh $SERENITY_ARCH" >&2
# Prevent tmux from dying instantly by waiting for user input
read -rp "Press Enter to exit"
exit 1
fi
fi
toolchain_suffix=
if [ "$SERENITY_TOOLCHAIN" = "Clang" ]; then
toolchain_suffix="clang"
fi
# The QEMU -s option (enabled by default in ./run) sets up a debugger
# remote on localhost:1234. So point our debugger there, and inform
# the debugger which binary to load symbols, etc from.
#
if [ "$SERENITY_ARCH" = "x86_64" ]; then
gdb_arch=i386:x86-64
prekernel_image=Prekernel64
kernel_base=0x2000200000
elif [ "$SERENITY_ARCH" = "aarch64" ]; then
gdb_arch=aarch64:armv8-r
prekernel_image=Prekernel
kernel_base=0x0
fi
# FIXME: This doesn't work when running QEMU inside the WSL2 VM
if command -v wslpath >/dev/null; then
gdb_host=$(powershell.exe "(Test-Connection -ComputerName (hostname) -Count 1).IPV4Address.IPAddressToString" | tr -d '\r\n')
else
gdb_host=${SERENITY_HOST_IP:-127.0.0.1}
fi
exec $SERENITY_KERNEL_DEBUGGER \
-ex "file $SCRIPT_DIR/../Build/${SERENITY_ARCH:-x86_64}$toolchain_suffix/Kernel/Prekernel/$prekernel_image" \
-ex "set confirm off" \
-ex "directory $SCRIPT_DIR/../Build/${SERENITY_ARCH:-x86_64}$toolchain_suffix/" \
-ex "add-symbol-file $SCRIPT_DIR/../Build/${SERENITY_ARCH:-x86_64}$toolchain_suffix/Kernel/Kernel -o $kernel_base" \
-ex "set confirm on" \
-ex "set arch $gdb_arch" \
-ex "set print frame-arguments none" \
-ex "set print asm-demangle on" \
-ex "target remote ${gdb_host}:1234" \
-ex "source $SCRIPT_DIR/serenity_gdb.py" \
-ex "layout asm" \
-ex "fs next" \
"$@"
|
