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Date: | Wed, 9 Feb 94 15:44:42 -0500 |
From: | DJ Delorie <dj AT ctron DOT com> |
To: | n DOT wooder AT ic DOT ac DOT uk |
Cc: | djgpp AT sun DOT soe DOT clarkson DOT edu |
Subject: | Re: Help with gcc and EISA cards |
> I am using gcc on a EISA bus machine to control a Data Translationdt3955 > frame grabber. > The data is memory mapped at 0x8000000 on the EISA bus and I can > find no way of accessing this memory with gcc. Is there a method I can > use?? The only way currently is to (1) ensure you're in DPMI mode (see <go32.h>) and (2) use DPMI-specific requests to allocate a selector for that range. You can then use movedata() to access it.
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