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| X-Authentication-Warning: | delorie.com: mail set sender to djgpp-bounces using -f |
| Date: | Mon, 5 Jan 2004 15:22:04 -0500 |
| Message-Id: | <200401052022.i05KM4A6005335@envy.delorie.com> |
| From: | DJ Delorie <dj AT delorie DOT com> |
| To: | djgpp AT delorie DOT com |
| In-reply-to: | <vvjh4soe8ib093@corp.supernews.com> (message from David Winfrey |
| on Mon, 05 Jan 2004 20:10:04 -0000) | |
| Subject: | Re: BIOS 13h disk i/o buffers |
| References: | <vvjh4soe8ib093 AT corp DOT supernews DOT com> |
| Errors-To: | nobody AT delorie DOT com |
| X-Mailing-List: | djgpp AT delorie DOT com |
| X-Unsubscribes-To: | listserv AT delorie DOT com |
> Is the transfer buffer that biosdisk.c uses for Int 13h i/o functions > guaranteed to not cross a 64K physical memory boundary? If you're talking about DMA, no. If you're just talking about segment offsets, yes.
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