Starting ELKS in EMU86

A kind of POC... and much work remaining :-)

MFLD


/home/mfld/advantech/dev86/emu86 $ ./emu86 -w 0xe0000 -f 
../../elks/elks/arch/i86/Image -x 0xe000:0x42 -i
info: load address E0000h
info: load file ../../elks/elks/arch/i86/Image
info: file size=10000h
success: file loaded
info: execute address E000h:0042h
info: PTS for serial emulation: /dev/pts/2

AX 0000  BX 0000  CX 0000  DX 0000  FL 0000
SI 0000  DI 0000  SP 0000  BP 0000
DS 0000  ES 0000  SS 0000  CS E000  IP 0042

CF 0  PF 0  AF ?  ZF 0  SF 0  TF ?  IF 0  DF 0  OF 0

E000:0042  B8 60 00           MOV     AX,0060h

 >g
warning: INT3


/home/mfld/advantech/dev86/emu86 $ ./pcat `cat emu86.pts`
Loading kernel image...
C
onsole: BIOS 80x25 emulating ANSI (3 virtual consoles)
PC/XT class machine, NEC V20 CPU
512K base RAM.
ELKS kernel (39008 text + 4168 data + 48648 bss)
Kernel text at e062:0000, data at 90:0000
458 K of memory for user processes.
ELKS network sockets
TCP/IP stack by Harry Kalogirou
ELKS version 0.2.0

panic: VFS: Unable to mount root fs on FFFF

apparent call stack:
Line: Addr    Parameters
~~~~: ~~~~    ~~~~~~~~~~
    0: 1D59 => 0000 7102 0000 0000 0000 0000 0000
    1: 00B7 => 0000 0000 0000 0000 0000 0000 0000
    2: 0000 => CE50 0000 0000 0001 0000 6166 6C69
    3: 1048 => 0000 0000 0000 0000 0000 0000 0000
    4: 0000 => CE50 0000 0000 0001 0000 6166 6C69
    5: 1048 => 0000 0000 0000 0000 0000 0000 0000
    6: 0000 => CE50 0000 0000 0001 0000 6166 6C69
    7: 1048 => 0000 0000 0000 0000 0000 0000 0000
    8: 0000 => CE50 0000 0000 0001 0000 6166 6C69

SYSTEM LOCKED - Press CTRL-ALT-DEL to reboot: