在使用make製作bin文件時報錯「沒有規則可製作目標/home/username/xxx.bin”

系統：ubuntu22.10 ----------kernel.cpp----------void printf(char* str) { unsigned short* VideoMemory = (unsigned short*)0xb8000; for (int i = 0; str[i]; i++) { VideoMemory[i] = (VideoMemory[i] & 0xFF00) | str[i]; } } extern "C" void kernelMain(void* multiboot_structure, unsigned int magicnumber) { printf("code name:freedom"); while(1); }

----------makefile---------- GPPPARAMS = -m32 -fno-user-cxa-atexit -fleading-underscore -fno-exceptions -fno-builtin -nostdlib -fno-rtti ASPARAMS = --32 LDPARAMS = -melf_i386

objects = loader.o kernel.objects

%.o: %.cpp g++ ${GPPPARAMS} -o $@ -c $<

%.o: %.s as ${ASPARAMS} -o $@ $<

mykernel.bin: linker.ld ${objects} ld ${LDPARAMS} -T $< -o $@ ${objects}

install: mykernel.bin sudo cp $< /boot/mykernel.bin

----------loader.s---------- .set MAGIC, 0x1badb002 .set FLAGS, (1<<0 | 1<<1) .set CHECKSUM, -(MAGIC + FLAGS)

.section .multboot .long MAGIC .long FLAGS .long CHECKSUM

.section .text .extern kernelMain .global loader

loader: mov $kernel_stack, %esp push %rax push %rbx call kernelMain

_stop: cli hlt jmp _stop

.section .bss .space 2*1024*1024 kernel_stack:

----------linker.ld---------- ENTRY(loader) OUTPUT_FORMAT(elf32-i386) OUTPUT_ARCH(i386:i386)

SECTIONS { . - 0x0100000; .text : { *(.multiboot) *(.text*) *(.rodata) }

.data : { start_ctors = .; KEEP(*(.init_array)); KEEP(*(SORT_BY_INIT_PRIORITY(.init_array.*))); end_ctors = .; *(.data) } .bss : { *(.bss) } /DISCARD : { *(.fini_array*) *(.comment) } } &#20195;&#30908;&#39023;&#31034;&#21487;&#33021;&#26377;&#21839;&#38988;&#65292;&#35531;&#35538;&#35299;