K 10 svn:author V 3 ian K 8 svn:date V 27 2018-03-11T18:20:49.963176Z K 7 svn:log V 318 Use separate mutexes for atrtc and i8254 locking. Change all the strange un-function-like RTC_LOCK/UNLOCK macro usage into normal function calls. Since there is no longer any need to handle register access from a debugger context, those function calls can just be regular mutex lock/unlock calls. Requested by: bde END