Message-ID: <35C820EF.6A3C730@post.comstar.ru>
Date: Wed, 05 Aug 1998 13:07:59 +0400
From: Dim Zegebart <zager AT post DOT comstar DOT ru>
Reply-To: zager AT post DOT comstar DOT ru
Organization: Comstar Ltd.
MIME-Version: 1.0
To: Nate Eldredge <nate AT cartsys DOT com>
CC: Jeff Williams <jeffw AT darwin DOT sfbr DOT org>, djgpp AT delorie DOT com
Subject: Re: 80x87 detection in DJGPP programs
References: <199808041419 DOT JAA10555 AT kendall.> <35C74A9B DOT BE7C0A06 AT cartsys DOT com>
Content-Type: text/plain; charset=koi8-r
Content-Transfer-Encoding: 7bit
Precedence: bulk



Nate Eldredge wrote:

> J-: > So my question is: how can I detect a 80x87 in a DJGPP program?
> >

int fpu_detect(){
char c;
outportb(0x70,0x14);
c=inportb(0x71);
if (c&0x1)
  { printf("FPU present\n");
    return(1);
  }
else
  { printf("FPU absent\n");
    return(0);
  }
}Hope this help.

--
Dim Zegebart
Moscow, Russia