i386-elf-gdb

GNU debugger for i386-elf cross-compilation and bare-metal development

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GNU debugger for i386-elf cross development

i386-elf-gdb

debug a compiled kernel or bootloader$ i386-elf-gdb ./kernel.elf

connect to a remote target via serial port$ i386-elf-gdb -ex 'target remote /dev/ttyUSB0' ./kernel.elf

set a breakpoint and run a program$ i386-elf-gdb -ex 'break main' -ex 'run' ./kernel.elf

examine memory contents of a binary$ i386-elf-gdb -ex 'file kernel.elf' -ex 'x/16x 0x1000' -batch

debug with QEMU emulator$ i386-elf-gdb -ex 'target remote localhost:1234' ./kernel.elf