From: hipermar AT mail2 DOT esoterica DOT pt (Hiper M.A.R.)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Access to hard disk (>8.5GB)
Date: Thu, 26 Apr 2001 12:53:48 GMT
Organization: Esoterica, Portugal
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Hi Eli,
The functions I used are:
unsigned _bios_disk(unsigned cmd, struct diskinfo_t *di)
int biosdisk(int cmd, int drive, int head, int track,  int sector, int
nsects, void *buffer);
This functions use both INT13h.
Examples issuing a __dpmi_int would be appreciated....
Thanks.


>"Hiper M.A.R." wrote:
>> 
>> Djgpp provides means to access directly drives using INT13 (biosdisk;
>> _bios_disk).
>> This only work if drive is smaller than 8.5 GB.
>> Does any one knows or have means to directly access sectors for drives
>> > 8.5 GB.

Eli Zaretskii <eliz AT is DOT elta DOT co DOT il> wrote:
>What functions of Int 31h did you use?  IIRC, there are special functions to
>access large disks, but you need to issue them with __dpmi_int, since
>biosdisk doesn't know about them.