On Wed, May 1, 2013 at 2:53 PM, Albert Lee <tr...@nexenta.com> wrote:
> On Wed, May 1, 2013 at 12:17 PM, Jonathan Adams <t12nsloo...@gmail.com>wrote: > >> Hi ... I was recently trying to create a 2.88Mb floppy file to try and >> BIOS >> upgrade a Dell computer that wouldn't boot anything graphical. >> >> I know I'm probably going about this wrong, but I cannot seem to use >> fdformat, or mkfs -F pcfs on a file, in order to burn the file to a cdrom >> ... >> > BTW, don't use CD or other physical media. If you have a working GRUB or other bootloader, use memdisk to boot the the images directly: http://www.syslinux.org/wiki/index.php/MEMDISK#GRUB_and_GRUB4DOS -Albert > >> jadams@jadlaptop:~$ dd if=/dev/zero of=/tmp/test.ima bs=1024 count=2880 >> 2880+0 records in >> 2880+0 records out >> jadams@jadlaptop:~$ pfexec lofiadm -a /tmp/test.ima >> /dev/lofi/1 >> jadams@jadlaptop:~$ pfexec mkfs -F pcfs -o >> fat=12,nofdisk,ntrack=160,nsect=36,fat=12,b="test-disk",size=2880k,v -o >> fat=12 /dev/rlofi/1 >> Opening destination device/file. >> Requested offset: Sector 0. >> Requested size is too small for FAT16. >> >> > (strange since I'm sure I told it do do fat12 ...) >> >> > > size=2880k is 2880k 512-byte sectors or 1.5G, far too large for FAT12. You > meant size=5760. "2.88 MB" floppies still only have 80 tracks per side, > just twice as many sectors per track. > [trisk@monolith]% mkfile 2880k test.img && pfexec lofiadm -a test.img > /dev/lofi/1 > [trisk@monolith]% pfexec mkfs -F pcfs -o > fat=12,ntrack=80,size=5760,spc=2,nofdisk /dev/rlofi/1 > Construct a new FAT file system on /dev/rlofi/1: (y/n)? y > > >> jadams@jadlaptop:~$ pfexec fdformat -E -t dos -b "test-disk" -f >> /dev/rlofi/1 >> fdformat: DKIOCGAPART failed, Inappropriate ioctl for device >> >> I'm aware that what I'm doing seems foolish, I just wanted a big enough >> space to copy the dell BIOS and some RAMDISK drivers+config.sys to it. >> >> I'm just baffled by how I would even do this on Solaris, or Illumos to a >> file. >> >> I managed to get it to work on a 1.44Mb floppy from someone else's site >> because they had smaller drivers for RAMDISK operation and I didn't care >> what the screen or keyboard worked like ... but I only had a couple of K >> to >> spare. >> >> It didn't fix the issue, turns out someone had just been into the BIOS and >> changed the hard-drive settings to AHCI (which XP SP2 wouldn't see). >> _______________________________________________ >> OpenIndiana-discuss mailing list >> OpenIndiana-discuss@openindiana.org >> http://openindiana.org/mailman/listinfo/openindiana-discuss >> > > > > -- > Albert Lee <tr...@nexenta.com> > Nexenta Systems, Inc. | www.nexenta.com -- Albert Lee <tr...@nexenta.com> Nexenta Systems, Inc. | www.nexenta.com _______________________________________________ OpenIndiana-discuss mailing list OpenIndiana-discuss@openindiana.org http://openindiana.org/mailman/listinfo/openindiana-discuss
