CosmOS pre-alpha and launchable application versions of old programs.

This commit is contained in:
Anachronaut
2026-08-17 15:31:49 -04:00
parent eff6902bcf
commit 91c9d49d1b
66 changed files with 5612 additions and 160 deletions
+7 -7
View File
@@ -1,16 +1,16 @@
; A program meant to be loaded off a disk rather than booted from.
;
; It is assembled for where it will live. Reserving the front of each segment puts the
; first thing in it at a known address, and everything after that follows, so the labels
; inside are already right for the place the loader will put it. Nothing relocates
; anything: this works because the addresses here and the addresses in its header say the
; same thing.
; It is assembled for where it will live. Giving each segment a base says where it goes,
; so the labels inside are already right for the place the loader will put it, and the
; assembler writes it out as a loadable program rather than as a boot image. Nothing
; relocates anything: this works because the addresses here and the addresses in its
; header say the same thing.
;
; The loader keeps below both of these, which is the whole of the arrangement.
#Program
#Reserve 0x2000 ; This program's code lives from 0x2000.
#Base 0x2000 ; This program's code lives from 0x2000.
hello:
SETD.0 HelloText
@@ -27,7 +27,7 @@ helloDone:
#Data
#Reserve 0x1000 ; And its data from 0x1000.
#Base 0x1000 ; And its data from 0x1000.
HelloText:
"loaded off a disk, with a string and a loop of its own"