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dev: growing this into the Zone OS project

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The scope of this project is growing, mostly for fun. I doubt
I'll ever get to the point where I can actually use it on a real
Z80 system, but who knows. Mostly this is a good way to learn
about vasm and refresh my Z80 assembly knowledge.
This commit is contained in:
A.M. Rowsell 2025-12-20 17:58:51 -05:00
commit 94d6f474cd
Signed by: amr
GPG key ID: E0879EDBDB0CA7B1
7 changed files with 412 additions and 8 deletions
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zone.asm Normal file
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; SPDX-License-Identifier: MPL-2.0
; SPDX-FileCopyrightText: (c) 2025 A.M. Rowsell
; ============================================================
; ZONE OS main section
; ============================================================
.section zone
.global zone_start
.global os_print_vec
.global os_getch_vec
.global os_outbyte_vec
.global os_inbyte_vec
zone_start:
ret
os_print_vec:
ret
os_getch_vec:
ret
os_outbyte_vec:
ret
os_inbyte_vec:
ret