[syslinux] syslinux.com 6.02 Invalid Opcode under FreeDOS

[H. Peter Anvin]

On 10/15/2013 02:58 PM, Ady wrote:
> _ Vbox 4.2.18 VM booted with FreeDOS floppy, kernel 2041, no 
> config.sys, no autoexec.bat, no TSR's, no memory managers.
> 
> _ The booting floppy includes syslinux.com 6.02.
> 
> _ Two HDD images attached to the VM, MBR + 1 FAT16 formatted 
> partition each.
> 
> Executing syslinux.com -i c: (or "d:") results in the following 
> error:
> "Invalid Opcode at AD04 5080 0206 5080 2021 3666 FFFD 0083 0000 5208 
> 0000 0083 0000".
> 
> The 2 relevant files (ldlinux.sys and ldlinux.c32) are copied to the 
> destination volume anyway. The resulting volume is still not 
> bootable.
> 
> A similar scenario, but with memory manager(s) will fail with 
> different errors.
> 
> Hopefully this can be replicated and resolved.
> 

Just pushed a fix for it.

	-hpa