compiler
gcc

asembler
nasm

emulator
bochs

create image file
bximage


xchose@sjofn:~$ bximage
========================================================================
                                bximage
  Disk Image Creation / Conversion / Resize and Commit Tool for Bochs
         $Id: bximage.cc 14091 2021-01-30 17:37:42Z sshwarts $
========================================================================

1. Create new floppy or hard disk image
2. Convert hard disk image to other format (mode)
3. Resize hard disk image
4. Commit 'undoable' redolog to base image
5. Disk image info

0. Quit

Please choose one [0] 1

Create image

Do you want to create a floppy disk image or a hard disk image?
Please type hd or fd. [hd]

What kind of image should I create?
Please type flat, sparse, growing, vpc or vmware4. [flat]

Choose the size of hard disk sectors.
Please type 512, 1024 or 4096. [512]

Enter the hard disk size in megabytes, between 10 and 8257535
[10]

What should be the name of the image?
[c.img] boot.image

Creating hard disk image 'boot.image' with CHS=20/16/63 (sector size = 512)

The following line should appear in your bochsrc:
  ata0-master: type=disk, path="boot.image", mode=flat

************
save: CHS=20/16/63
************


Open bokchs and add configuration file

bochs 

konfig 1gb page cpu support enabing
memory setup to 1024
boot image file