[syslinux] memdisk operations FAIL to boot with Syslinux-4.02

[Prof S W Damle]

Hello all
 
I have installed "syslinux" as follows:
Microsoft(R) Windows 98
   (C)Copyright Microsoft Corp 1981-1999.
 
C:\WINDOWS>format o: /s
 
C:\WINDOWS>format o: /s
 
WARNING, ALL DATA ON DISK
DRIVE O: WILL BE LOST!
Proceed with Format (Y/N)?y
 
 
Checking existing disk format.
Formatting 967.98M
Format complete.
System transferred
Volume label (11 characters, ENTER for none)?
 
1,014,726,656 bytes total disk space
      425,984 bytes used by system
1,014,300,672 bytes available on disk
 
       16,384 bytes in each allocation unit.
       61,908 allocation units available on disk.
 
Volume Serial Number is 404E-16F4
 
 
C:\WINDOWS>
 
C:\WINDOWS> mkdir o:\syslinux  
 
C:\WINDOWS> cd c:\unzipped\syslinux-4.02\dos
 
C:\Unzipped\syslinux-4.02\DOS> syslinux -d syslinux o:
 
C:\Unzipped\syslinux-4.02DOS>
Following is my syslinux.cfg:
 
# DEFAULT vesamenu.c32
 default vesamenu.c32 ~
#PROMPT 0
#TIMEOUT 100
#ONTIMEOUT com32/menu.c32 ~
 
MENU BACKGROUND biohzd.png
MENU TITLE Bootable Menu
 
#MENU COLOR element ansi foreground background shadow
# see chart below
 
#"foreground" and "background" are color codes in #AARRGGBB
#     notation, where AA RR GG BB are hexadecimal digits for alpha
#     (opacity), red, green and blue, respectively.  #00000000
#     represents fully transparent, and #ffffffff represents opaque
#     white.
#
#If any field is set to "*" or omitted (at the end of the line)
#     then that field is left unchanged.
      
#          element      ANSI        foreground background shadow 
#                                   #AARRGGBB #AARRGGBB none, std, all,
or rev
menu color screen       37;40       #ffffffff #00000000 none
menu color border       30;40       #00000000 #00000000 none
menu color title        1;36;40     #c00090f0 #00000000 none
menu color unsel        37;40       #90ffffff #00000000 none
menu color hotkey       1;37;40     #ffffffff #00000000 none
menu color sel                30;47       #ff00ff00 #00000000 none
menu color hotsel       1;7;30;47   #ffffffff #20ff8000 none
menu color scrollbar    30;40       #40000000 #00000000 none
menu color tabmsg       31;40       #90ffff00 #00000000 none
menu color cmdmark      1;36;40     #c000ffff #00000000 none
menu color cmdline          37;40       #c0ffffff #00000000 none
menu color pwdborder      30;47       #80ffffff #20ffffff none
menu color pwdheader      31;47       #80ff8080 #20ffffff none
menu color pwdentry         30;47       #80ffffff #20ffffff none
menu color timeout_msg  37;40       #80ffffff #00000000 none
menu color timeout          1;37;40     #c0ffffff #00000000 none
# menu color help       37;40       #c0ffffff #00000000 none # Original
>(black), white
menu color help         36;40     #c000ffff #00000000 none  # Modified
>(black), cyan
#menu color help         30;47       #80ffffff #20ffffff none  #Modified
>(brown), white
menu color msg07        37;40       #90ffffff #00000000 none
 
#
# Size of stuff
#
MENU WIDTH 80
MENU MARGIN 10
MENU PASSWORDMARGIN 3
MENU ROWS 15
MENU TABMSGROW 18
MENU CMDLINEROW 18
MENU ENDROW 24
MENU PASSWORDROW 11
MENU TIMEOUTROW 20
MENU HELPMSGROW 22
MENU HELPMSGENDROW -1
MENU HIDDENROW -2
MENU HSHIFT 0
MENU VSHIFT 0
 
#
# main entries
#
 
 ##  menu label ^0. xxxx  -->This IS displayed
 
 
 # Following IS Recomended:>boots MBR  
   label local-boot

menu default

menu label ^0. Boot local hard disk

kernel chain.c32
append hd0 0
# verified boots mbr
 
# this ALSO boots MBR:
# LABEL  local              
#        MENU DEFAULT
#        LOCALBOOT 0x80
 #       APPEND -
 
# this  boots WinXP/Win98/Win2000
label Boot Hard Disk
  menu default
  menu label ^1. Boot WinXP/Win98/Win2000
  kernel chain.c32
  append hd0 1           
# verified  boots WinXP/Win98/Win2000
 
 
LABEL cmdcons 
MENU LABEL ^2.cmdcons  =>Windows Recovery Console
COM32 chain.c32  fs cmldr=cmldr
  APPEND hd0 1 cmldr=cmldr
 
LABEL grub4dos
MENU LABEL ^3.grub4dos    
COM32 chain.c32  fs grldr=/grldr/grldr
  APPEND file=/grldr/grldr
# grub.exe & menu.lst on the device loads GUI
# takes @ 1Min to load and then boots
#verified boots grub4dos
 
 
LABEL nu2-2
MENU LABEL ^2. INSERT\partimage -->Tool to get LinuxPartition_UsbDrv Img

 kernel /DiskImages/memdisk
  append initrd=/DiskImages/BtInsUSB.img                
 
LABEL nu2-4
MENU LABEL ^4. Partition Magic8  -->Universal partition manager
 kernel /DiskImages/memdisk
  append initrd=/DiskImages/Pm8.img
 
LABEL nu2-5
MENU LABEL ^5. Plpbt. 
KERNEL /ISOimages/memdisk
INITRD /ISOimages/Plpbt.iso
APPEND iso   
 
Thanks in advance
 
Prof S W Damle