From: rogers AT westmont DOT edu (wfrogers) Newsgroups: comp.os.msdos.djgpp Subject: trouble accessing dos high memory Date: 21 May 2003 15:25:03 -0700 Organization: http://groups.google.com/ Lines: 11 Message-ID: <89ce6cc3.0305211425.5aa187a6@posting.google.com> NNTP-Posting-Host: 63.147.58.122 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Trace: posting.google.com 1053555903 6099 127.0.0.1 (21 May 2003 22:25:03 GMT) X-Complaints-To: groups-abuse AT google DOT com NNTP-Posting-Date: 21 May 2003 22:25:03 GMT To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Reply-To: djgpp AT delorie DOT com I am trying to access 0xD000 using a simple C program compiled with DJGPP and am getting Exiting due to signal SIGSEGV General Protection Fault at eip=0000362a When I access video memory at 0xB800, no problem. Any ideas? Is there a function call I need to include in order to allow protected mode to have access to this area? Operating system Win98