我使用的Linux版本是Win10中的Ubuntu子系统，为了学习linux内核现在需要as86汇编器。
测试了一下命令行，发现没有响应的命令。于是又试了链接了命令，依然没有找到。于是借助搜索引擎查了几份英文网页，发现这几个命令其实是在同一个软件包，bin86。于是尝试了sudo apt-get install bin86，安装很顺利！
安装后查看其文档也已经有了：
as86(1) General CommandsManual as86(1)
NAME
as86 - Assembler for 8086..80386processors
SYNOPSIS
as86 [-0123agjuw] [-lm[list]] [-n name][-o obj] [-b[bin]] [-s sym] [-t textseg] src
as86_encap prog.s prog.v [prefix_][as86_options]
DESCRIPTION
as86 is an assembler for the 8086..80386 processors, it's syntax is closer to the intel/microsoft form rather than themore normal generic form of the unix system assembler.
The src file can be '-' to assemble thestandard input.
This assembler can be compiled tosupport the 6809 cpu and may even work.
as86_encap is a shell script to call as86 and convert the createdbinary into a C file prog.v to be included in or linkedwith programs like boot block installers.
The prefix_ argument is a prefix to be added to all variables defined by thesource,
……
尝试进行代码的编译，也已经通过。具体如下：
grey@DESKTOP-3T80NPQ:/mnt/e/01_workspace/15_linux/01_kernal/03_my_test_code$ls boot.s
grey@DESKTOP-3T80NPQ:/mnt/e/01_workspace/15_linux/01_kernal/03_my_test_code$as86 -0 -a -o boot.o boot.s
grey@DESKTOP-3T80NPQ:/mnt/e/01_workspace/15_linux/01_kernal/03_my_test_code$ls boot.o boot.s