OS_Ent, Enter an application
Register parameters
RST 20H, DEFW $FA06
IN: IX = application handle returned from a previous OS_Poll call. C = dynamic process ID BHL = B <> 0, start instantiation of HL process handle returned by OS_Stk B = 0, start new process (application) OUT, if call failed: Fc = 1 A = RC_ROOM, no room to start application A = RC_HAND, bad handle
Notes
Internal operating system usage. If unable to start, the stack remains at constant level.
Related system calls
OS_Poll, poll for an application
DC_Pol, poll for card usage
OS_Stk, stack the current process (application)
OS_Exit, exit an application
OS_Bye, exit application
DC_Bye, exiting current application
OS_Use, process card usage
DC_Ent, enter new application
DC_Nam, name current application