mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Mads Martin Joergensen <mmj@mmj.dk>
To: "Srinivas G." <srinivasg@esntechnologies.co.in>
Cc: linux-kernel-Mailing-list <linux-kernel@vger.kernel.org>
Subject: Re: how to insert an asm instruction in C code and how to compile it
Date: Mon, 20 Jun 2005 16:57:52 +0200	[thread overview]
Message-ID: <20050620145752.GB27543@mmj.dk> (raw)
In-Reply-To: <4EE0CBA31942E547B99B3D4BFAB348115AB385@mail.esn.co.in>

* Srinivas G. <srinivasg@esntechnologies.co.in> [Jun 20. 2005 16:52]:
> I am very sorry for asking such a silly question here.
> 
> I have small doubt about ASM code in a C program. Actually I want to
> insert some asm instructions in a C program and after that I want to
> compile the C program. 
> 
> I want to include the following code in a simple C program and compile
> it.
> 
> #define printf DbgPrint
> 
> int main()
> {
> 	printf("Hello world program!\n");
> 	return 0;
> }
> void DbgPrint(char* str,...)
> {
> 	volatile USHORT i = 0;
>     	volatile UCHAR sch;
> 	while(str[i])
> 	{
> 		sch = str[i];
> 		i ++;
> 		asm mov ah,0x0E;
> 		asm mov al,sch;
> 		
> 		asm cmp	al,0ah 
> 		asm jne	test
> 		asm mov	al,0dh     //; new line
> 		asm mov	bx,07h
> 		asm int	10h
> 		asm mov	al,0ah
> test:
> 		asm mov bx,0x07
> 		asm int 0x10
> 	}
> }
> 
> Please let me know how to do it?

http://www.int80h.org/

-- 
Mads Martin Joergensen, http://mmj.dk
"Why make things difficult, when it is possible to make them cryptic
 and totally illogical, with just a little bit more effort?"
                                -- A. P. J.

  parent reply	other threads:[~2005-06-20 14:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-06-20 14:58 Srinivas G.
2005-06-20 14:56 ` Paolo Ornati
2005-06-20 14:57 ` Mads Martin Joergensen [this message]
2005-06-20 15:40 ` Richard B. Johnson

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20050620145752.GB27543@mmj.dk \
    --to=mmj@mmj.dk \
    --cc=linux-kernel@vger.kernel.org \
    --cc=srinivasg@esntechnologies.co.in \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®