Date: Wed, 27 Nov 1996 09:41:01 +0000 From: Bill Currie Subject: Re: =?UNKNOWN?Q?=BFWritting?= OS? To: mhewii AT concentric DOT net Cc: djgpp AT delorie DOT com Reply-to: billc AT blackmagic DOT tait DOT co DOT nz Message-id: <329C0CAD.E69@blackmagic.tait.co.nz> Organization: Tait Electronics NZ MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit References: <329ACABB DOT 2DD7 AT concentric DOT net> Mark & Candice wrote: > > Hello, > > Many people right now are trying OS writing as a hobbie. > I have been gathering info on the machanincs of doing so. > Someone had told me about GCC/DJGPP and NASM, as a tool set to use > for a project like this. > > The QUESTION is: > What MAKE options do I use to make it a loadable image. > What is the minamal pmode setting are needed to load it. > What function are IN djgpp, and what are OS calls. > > We have Written 16/32bit OSs in TASM, DASM, but are looking for a > C + ASM tool set. We are aware that you cant call an INT 21h or > such if you have not written/loaded it. > > Any pointers to info, or free/share ware tools will be apprecated. I have a boot strap loader available at http://www.abwillms.demon.co.uk/prog/index.htm (Thanks Alaric) It's in arj format but the link there will soon be changed to point to a zip file. The loader requires(?) djgpp because I use djasm (source included, but it neads bison to build). Bill -- Leave others their otherness.