>> It seems to me that FreeDOS must hook into the BIOS ticker interrupt in >> order to get notification of ticks. Probably 1Ch ... but that is not >> happening in this code ... so that makes me wonder whether or not there >> is >> someplace else in the FreeDOS code that is hooking the timer interrupt. > No, FreeDOS does not hook the timer interrupt. FreeDOS calls > INT10h, ah = 0 to get the tick counter. BIOS is providing the > INT08h Interrupt handler, which counts the ticks and stores them in > the BIOS Data Area.
OK ... Understood. Miguel ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. Attend the live webcast and join the prime developer group breaking into this new coding territory! http://sel.as-us.falkag.net/sel?cmd=lnk&kid0944&bid$1720&dat1642 _______________________________________________ Freedos-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/freedos-devel
