This is a test for 'Operating System', it's consist of two parts:
they are nasm files
bootloader.asm
init_gdt.asm
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they are nasm function files and C kernel files
asm_func.asm
myos_asm.asm
myos_c.c
It's written under Mac Os,we should prepare some GNU tools, gcc, ld, nasm, binutils... Recompile them by self in OSX. Bochs is the virtual machine for os testing.
read Makefile to get the further imformation about the Os