Re: [Freedos-user] Virtual floppy change problem and slow VirtualBox UIDE2 init problem

2012-05-21 Thread Rugxulo
Hi, On Mon, May 21, 2012 at 11:52 PM, Jack wrote: > >> VBox lets you choose how much % of processor to use, so it doesn't >> have to use 100% all the time. I just wonder whether their bugs are >> due to their tweaked BIOS or some hidden instruction incompatibility >> or what.   :-/ > > My own per

Re: [Freedos-user] Virtual floppy change problem and slow VirtualBox UIDE2 init problem

2012-05-21 Thread Jack
-- UIDE2 has only 16 spare bytes before it goes back over a 7K .SYS file!   But, I shall find a way! > > I've never looked at UIDE closely, but there's "always" room for space > improvement in assembly!! ;-) Maybe you should "look again" at the UIDE.ASM source file! I have "boiled d

Re: [Freedos-user] Virtual floppy change problem and slow VirtualBox UIDE2 init problem

2012-05-21 Thread Jack
Eric, > When DOS detects an unreliable floppy change line hardware, > it should use the floppy label / serial / similar to detect > changes in software ... How does DOS ever detect that any hardware is "unreliable"?? > I agree that it is nice to disable floppy caches, but maybe > the kernel act

Re: [Freedos-user] Virtual floppy change problem and slow VirtualBox UIDE2 init problem

2012-05-21 Thread Rugxulo
Hi, N.B. this was mailed to "freedos-user", not freedos-kernel. On Mon, May 21, 2012 at 9:34 PM, Eric Auer wrote: > >>> -- UIDE2 has only 16 spare bytes before it goes back over a 7K >>> .SYS file!   But, I shall find a way! I've never looked at UIDE closely, but there's "always" room for space

[Freedos-user] Virtual floppy change problem and slow VirtualBox UIDE2 init problem

2012-05-21 Thread Eric Auer
Jack, kernel experts, > On REAL (old) PC hardware, the existence of floppy disk changelines > is not guaranteed; even if the line is present AND properly connected > it MIGHT be flaky or not work at all; or the BIOS might not update > the bits you expect. MS-DOS (and, I presume, good DOS clones a

Re: [Freedos-user] Why DOS shouldn't be emulated...

2012-05-21 Thread Jim Hall
On Wed, May 16, 2012 at 4:52 PM, Michael Robinson wrote: > There has been a fair amount of just run it under emulation being said. > One of the advantages of DOS is that it isn't a modern operating system. > An easy way to install Freedos safely to a desktop computer involves the > following: > [.

Re: [Freedos-user] Prevent boot from Floppy?

2012-05-21 Thread Jim Hall
On Mon, May 21, 2012 at 4:06 PM, Wolfgang Schechinger wrote: > Hi Jim, > > your suggestion helped: The boot screen (when booting FreeDos in VirtualBox) > normally disappears so quickly, that it actually doesn't show up (visibly) > unless you press F12 while launching the VM. > > This made me rea

Re: [Freedos-user] Prevent boot from Floppy?

2012-05-21 Thread Wolfgang Schechinger
Hi Jim, your suggestion helped: The boot screen (when booting FreeDos in VirtualBox) normally disappears so quickly, that it actually doesn't show up (visibly) unless you press F12 while launching the VM. This made me realize that I actually need to find a solution to (force to) drop any mou

Re: [Freedos-user] Can I accidentely overite my Windows 7 install

2012-05-21 Thread Jim Hall
On Wed, May 16, 2012 at 8:16 AM, Ben Edwards wrote: > Hi,  I have created a small fat32 patision on my Intel Mac.  I have Mac OS X > and Windows 7 (NTFS) installed on the box.  When I run the freedos 1.1 CD it > gives me the option to install it on C: and cant tell me how big the volume > is.  Am

Re: [Freedos-user] Prevent boot from Floppy?

2012-05-21 Thread Jim Hall
Sun, May 20, 2012 at 5:10 PM, Wolfgang Schechinger wrote: > Der experts, > > may I ask another question: > > Is there a way to make FreeDos ignore that there is a floppy present upon > boot, i.e. force a boot from the harddrive? Again only a problem when running > it in a VM, I think, as on a h

Re: [Freedos-user] Prevent boot from Floppy?

2012-05-21 Thread Eric Auer
Hi! >> Is there a way to make FreeDos ignore that there is a floppy >> present upon boot, i.e. force a boot from the harddrive? Normally you would use your BIOS / CMOS setup to select which has priority - harddisk or floppy or USB or CD/DVD or maybe network or other, depending on BIOS support...

Re: [Freedos-user] Freedos-user Digest, Vol 636, Issue 3

2012-05-21 Thread Ian Park
On 20/05/12 23:19, freedos-user-requ...@lists.sourceforge.net wrote: > Subject: [Freedos-user] Prevent boot from Floppy? > To:freedos-user@lists.sourceforge.net > Message-ID:<20120520221020.182...@gmx.net> > Content-Type: text/plain; charset="utf-8" > > Der experts, > > may I ask another question:

Re: [Freedos-user] Virtual floppy change problem

2012-05-21 Thread Bertho Grandpied
Reply to Ralf A. Quint (2012-05-21 00:45) >Bertho Grandpied wrote: >>Raises the question of what a Ramdisk should do in order to >>"properly" identify itself to smartdrv... impersonate MS-RAMDRIVE, maybe ;=) > For starters, use a media descriptor byte value of 0xFA in the BPB... This may be a