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Internal operating system usage.
A stacked process environment consists of:
stack pointer SP stack frame at [SP;ST.END] registers part of stack static workspace part of stack handles part of stack segment registers described by USRSG0/1/2 windows map(s) return PC RESUME (in OS_In)
Z88 Team: We believe that ST.END is the top address before the safe workspace of the application. However, we have not verified this.
Related calls
OS_Poll, poll for an application
DC_Pol, poll for card usage
OS_Ent, enter an application
DC_Ent, enter new application
DC_Nam, name current application
OS_Exit, exit an application
OS_Bye, exit application
DC_Bye, exiting current application
OS_Use, process card usage