按方案调整: - VKernel/project.vpj:linker 去掉 --oformat binary / --strip-all,output 改为 kernel.elf。 - build.py:用 objcopy -O binary --set-section-flags .bss=alloc,load,contents 由 kernel.elf 二次产出 kernel.bin,再拷到 disk/。同源产出 ⇒ 两者布局逐字节一致,日志里的 rip 可直接用 objdump / nm / readelf 落到函数名;原来那段依赖 phase2cmd.bat 的改写字样已整体删除。 - --set-section-flags .bss=...contents 把 .bss 一并写进裸镜像(ELF 里 .bss 默认 NOBITS), 于是 bootloader 按“文件大小”预留即可覆盖 .bss(boot.c 里另有 256KB 余量,双保险)。 - linker.ld:移除此前对 lld 无效的 LONG(0) 写法,.bss 恢复为干净定义。 注意:需完整重编(不能只 --onlyrun)才会生成新的 kernel.elf / kernel.bin。
37 lines
836 B
Plaintext
37 lines
836 B
Plaintext
{
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"name": "Viper OS Kernel",
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"version": "2.3.7",
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"source_dir": "./Kernel",
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"build_dir": "./__vpcbuild__",
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"compiler": {
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"cmd": "llc",
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"flags": [
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"-filetype=obj",
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"-mtriple=x86_64-none-elf",
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"-relocation-model=static",
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"-O2"
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]
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},
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"linker": {
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"cmd": "ld.lld.exe",
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"flags": [
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"-m",
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"elf_x86_64",
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"-T",
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"linker.ld"
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],
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"output": "kernel.elf"
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},
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"includes": [
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"../../../includes"
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],
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"target": {
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"triple": "x86_64-none-elf",
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"datalayout": "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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},
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"options": {
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"slice_level": 3,
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"target": "llvm",
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"strict_mode": true
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}
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} |