From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <1e98223d8ad5a2971f3a714f838ecd75@akira.nop.cx> To: 9fans@cse.psu.edu Subject: Re: [9fans] keyboard problems after aux/vga From: Tim Wiess Date: Sun, 26 Nov 2006 20:09:41 -0800 In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Topicbox-Message-UUID: e729f5c4-ead1-11e9-9d60-3106f5b1d025 got some more time today to get back to this... it turned out that the problem was that the PIT had just stopped counting, after vga went into realmode when writing to /dev/realmode. so all of the timers keyed off of timerintr were not being triggered, such as the keyboard, uart and mouse cursor timers. i don't have any docs on the machine's southbridge (VT8235) to determine if there is something special that needs to be done in this case, but manually reinitializing the PIT after coming back from realmode does fix the problem. i'll keep investigating.... any other thoughts/suggestions appreciated. tim