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PDP11: Fix bug in KG device continuous computation

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This commit is contained in:
Reindert Voorhorst
2022-05-16 05:09:18 -07:00
committed by Mark Pizzolato
parent 6e61f64fa5
commit 13562ba65a
1 changed files with 3 additions and 1 deletions
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4
PDP11/pdp11_kg.c
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@@ -1,6 +1,6 @@
/* pdp11_kg.c - Communications Arithmetic Option KG11-A
Copyright (c) 2007-2010, John A. Dundas III
Copyright (c) 2007-2022, John A. Dundas III
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
@@ -25,6 +25,7 @@
kg KG11-A Communications Arithmetic Option (M7251)
10-Feb-22 PK Fix bug in continuous computation (Reindert Voorhorst)
03-Jan-10 JAD Eliminate gcc warnings
08-Jan-08 JAD First public release integrated with SIMH V3.7-3.
09-Dec-07 JAD SIMH-style debugging.
@@ -369,6 +370,7 @@ static t_stat kg_wr (int32 data, int32 PA, int32 access)
fprintf (sim_deb, ">>KG%d: wr DR %06o, data %06o, PC %06o\n",
unit, kg_unit[unit].DR, data, PC);
kg_unit[unit].SR &= ~KGSR_M_DONE;
kg_unit[unit].PULSCNT = 0;
/* In a typical device, this is normally where we would use sim_activate()
to initiate an I/O to be completed later. The KG is a little