gdb 调试 qemu virt 板 arm32 linux 解压缩阶段代码及Image boot 过程
linux-5.17echo"CONFIG_DEBUG_INFO=y">>./arch/arm/configs/multi_v7_defconfigmakeARCH=armCROSS_COMPILE=${CROSS_COMPILE}defconfig//默认为cortex-a15qemu-system-arm-Mvirt-m512M-kernelarch/arm/boot/zImage-nogra