Re: copy extended memory.

2002-10-28 Thread Peter Stuge
On Sun, Oct 27, 2002 at 07:05:58PM -0500, Adam Sulmicki wrote: > you can find nice example how to use it in linux sources > (some file in linux/arch/i386/boot, head.S IIRC) Using it is the easy part, I had to implement it. Fortunately that project got dropped before I tore all my hair off. :)

Re: copy extended memory.

2002-10-28 Thread Eric W. Biederman
Adam Sulmicki <[EMAIL PROTECTED]> writes: > FWIW, here's summary what I was able to gather so far > > > And the format of the GDT is: > > dummy > > GDT location > > source GDT entry > > target GDT entry > > BIOS CS > > BIOS SS > > ok, I think I got it nailed down, how about the way it is below?

Re: copy extended memory.

2002-10-27 Thread Adam Sulmicki
FWIW, here's summary what I was able to gather so far > And the format of the GDT is: > dummy > GDT location > source GDT entry > target GDT entry > BIOS CS > BIOS SS ok, I think I got it nailed down, how about the way it is below? I'm not quite sure of your interpretation of #2 (GDT location),

Re: copy extended memory.

2002-10-27 Thread Adam Sulmicki
> This is such a bitch. yeah. > I simply could not get this to work you can find nice example how to use it in linux sources (some file in linux/arch/i386/boot, head.S IIRC) > Here's what RB says anyway: > > [snip] > > It should all be pretty straight forward. The 16 bytes at 00h and the 18 >

Re: copy extended memory.

2002-10-27 Thread Peter Stuge
On Sat, Oct 26, 2002 at 08:32:48AM -0400, Adam Sulmicki wrote: > > hello, > can anyone point me to an documenation on bios's > interrupt 15, ah=87. It is 'copy extended memory'. This is such a bitch. I simply could not get this to work and I didn't

Re: copy extended memory.

2002-10-26 Thread Eric W. Biederman
Adam Sulmicki <[EMAIL PROTECTED]> writes: > hello, > can anyone point me to an documenation on bios's > interrupt 15, ah=87. It is 'copy extended memory'. > > I suspect the implementation I have is wrong, and > thus

copy extended memory.

2002-10-26 Thread Adam Sulmicki
hello, can anyone point me to an documenation on bios's interrupt 15, ah=87. It is 'copy extended memory'. I suspect the implementation I have is wrong, and thus stops me from adding support for legacy applications under LinuxBIOS.