As per my knowledge Knoppix iso still does not support direct ISO chainload and (hd32) or (0xFF) mapping.
Vintage Family owned Atari 1200xl computer sold as is tested turns on with cable
$299.99
Ms. Pac-Man Game Cartridge Atari TI99/4A TI-99/4A 1983 MS PACMAN UNTESTED/AS IS
$21.24
Atari Power Cube 800XL, 600XL, 65XE, 130XE USB-C Power Supply PSU
$11.25
Vintage Atari 800XL ~ Home Computer in Original Box ~ Tested and Working
$149.90
Atari 1050 5.25" Floppy Disk Drive Tested (w/Power cables)
$99.99
A8picoCart Atari 130 / 65 XE 800 / 1200 XL XEGS multicart UnoCart clone game
$32.95
RARE San Jose Computer Special Edition 810 5 1/4" Floppy Disc Drive Atari 8-bit
$195.00
Vintage Atari 1040ST Computer Powers On
$165.00
Atari 600xl excellent condition - Video and RAM upgrades. 800XL compatible
$255.00
$225.00