x86 Operating Systems - Creating a FAT12 Disk

In this video, we will separate our operating system into two pieces: a bootloader and the kernel. We will see how we can place these files onto a floppy disk with a FAT12 format and header to be able to read from the disk.

#x86 #nasm

[Lussayn]

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[techventionhd]

OMG! you are such an amazing person. keep up with you. Thank you
from Ethiopia

[eventi]

Normally I advocate for typing in EVERYTHING in a tutorial, but here's the FAT header if you're lazy

bdb_oem: DB 'MSWIN4.1'
bdb_bytes_per_sector: DW 512
bdb_sectors_per_cluster: DB 1
bdb_reserved_sectors: DW 1
bdb_fat_count: DB 2
bdb_dir_entries_count: DW 0e0h
bdb_total_sectors: DW 2880
bdb_media_descriptor_type: DB 0f0h
bdb_sectors_per_fat: DW 9
bdb_sectors_per_track: DW 18
bdb_heads: DW 2
bdb_hidden_sectors: DD 0
bdb_large_sector_count: DD 0

ebr_drive_number: DB 0
DB 0
ebr_signature: DB 29h
ebr_volume_id: DB 12h, 34h, 56h, 78h
ebr_volume_label: DB '123456789AB'
ebr_system_id: DB '12345678'

[bmax-intel]

Hi @olivestemlearning you make really pro, educational content, can you please advise some literature to read on assembly?

[Miguel_ECL]

Hey all, im getting this error when trying to run the make command: warning: overriding recipe for target 'build', can anyone point me in the right direction to fixing it?