_vmlinux_start 26 arch/powerpc/boot/main.c unsigned char *vmlinuz_addr = (unsigned char *)_vmlinux_start; _vmlinux_start 27 arch/powerpc/boot/main.c unsigned long vmlinuz_size = _vmlinux_end - _vmlinux_start; _vmlinux_start 248 arch/powerpc/boot/ops.h extern char _vmlinux_start[];