Z88 Developers' Notes
Contents   Contents of System Calls

DC_Ent, enter process

RST 20H, DEFW $0A0C

IN: 

BHL = points to the process block
B = 0, allocate new process, otherwise re-enter existing one
IX = the application handle

OUT:

Fc = 0, success
Fc = 1, A = RC_Pre : cannot pre-empt or no room for process
Notes:  

Internal operating system usage.
Does not return to caller.

Bugs: -

Related system calls:

OS_Poll, poll for an application
DC_Nam, name current application
DC_Pol, poll for card usage
OS_Ent, enter an application
OS_Stk, stack the current process (application)
OS_Exit, exit an application
OS_Bye, exit application
DC_Bye, exit current process
OS_Use, process card usage
DC_Alt, pass an alternative character