HP2100: Current version from Dave Bryan

HP2100/hp2100_baci.c

@@ -1,6 +1,6 @@
 /* hp2100_baci.c: HP 12966A buffered asynchronous communications interface simulator
 
-   Copyright (c) 2007-2012, J. David Bryan
+   Copyright (c) 2007-2013, J. David Bryan
 
    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 @@
 
    BACI         12966A BACI card
 
+   10-Jan-13    MP      Added DEV_MUX and additional DEVICE field values
    10-Feb-12    JDB     Deprecated DEVNO in favor of SC
                         Removed DEV_NET to allow restoration of listening port
    28-Mar-11    JDB     Tidied up signal handling
@@ -510,7 +511,8 @@ DEVICE baci_dev = {
     NULL,                                   /* logical device name */
     NULL,                                   /* help routine */
     NULL,                                   /* help attach routine*/
-    (void*)&baci_desc };                    /* help context */
+    (void *) &baci_desc                     /* help context */
+    };
 
 
 /* I/O signal handler.

HP2100/hp2100_cpu.h

@@ -24,6 +24,7 @@
    in this Software without prior written authorization from Robert M Supnik.
 
    18-Mar-13    JDB     Added declarations for the MP abort handler and CPU registers
+   14-Mar-13    MP      Changed guard macro name to avoid reserved namespace
    03-Jan-10    RMS     Changed declarations of mp_control, mp_mefvv, for VMS compiler
    15-Jul-08    JDB     Rearranged declarations with hp2100_cpu.c and hp2100_defs.h
    26-Jun-08    JDB     Added mp_control to CPU state externals

HP2100/hp2100_cpu1.h

@@ -1,6 +1,6 @@
 /* hp2100_cpu1.h: HP 2100/1000 firmware dispatcher definitions
 
-   Copyright (c) 2006-2008, J. David Bryan
+   Copyright (c) 2006-2013, J. David Bryan
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
@@ -23,6 +23,8 @@
    be used in advertising or otherwise to promote the sale, use or other dealings
    in this Software without prior written authorization from the author.
 
+   18-Mar-13    JDB     Added externs for microcode helper functions
+   14-Mar-13    MP      Changed guard macro name to avoid reserved namespace
    11-Sep-08    JDB     Moved microcode function prototypes here
    30-Apr-08    JDB     Corrected OP_AFF to OP_AAFF for SIGNAL/1000
                         Removed unused operand patterns

HP2100/hp2100_defs.h

@@ -24,6 +24,8 @@
    in this Software without prior written authorization from Robert M Supnik.
 
    18-Mar-13    JDB     Added "-Wdangling-else" to the suppression pragmas
+                        Removed redundant extern declarations
+   14-Mar-13    MP      Changed guard macro name to avoid reserved namespace
    14-Dec-12    JDB     Added "-Wbitwise-op-parentheses" to the suppression pragmas
    12-May-12    JDB     Added pragmas to suppress logical operator precedence warnings
    10-Feb-12    JDB     Added hp_setsc, hp_showsc functions to support SC modifier

HP2100/hp2100_fp.h

@@ -1,6 +1,6 @@
 /* hp2100_fp.h: HP 2100/21MX floating point definitions
 
-   Copyright (c) 2002-2006, Robert M. Supnik
+   Copyright (c) 2002-2013, Robert M. Supnik
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
@@ -23,6 +23,7 @@
    used in advertising or otherwise to promote the sale, use or other dealings
    in this Software without prior written authorization from Robert M Supnik.
 
+   14-Mar-13    MP      Changed guard macro name to avoid reserved namespace
    01-Dec-06    JDB     Reworked FFP helpers for 1000-F support, deleted f_pwr2
    26-Sep-06    JDB     Moved from hp2100_fp.c to simplify extensions
 */

HP2100/hp2100_fp1.h

@@ -1,6 +1,6 @@
 /* hp2100_fp1.h: HP 2100/1000 multiple-precision floating point definitions
 
-   Copyright (c) 2005-2006, J. David Bryan
+   Copyright (c) 2005-2013, J. David Bryan
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
@@ -23,6 +23,7 @@
    in advertising or otherwise to promote the sale, use or other dealings in
    this Software without prior written authorization from the author.
 
+   14-Mar-13    MP      Changed guard macro name to avoid reserved namespace
    16-Oct-06    JDB     Generalized FP calling sequences for F-Series
    12-Oct-06    JDB     Altered x_trun for F-Series FFP compatibility
 */

HP2100/hp2100_ipl.c

@@ -25,6 +25,7 @@
 
    IPLI, IPLO   12875A interprocessor link
 
+   12-Dec-12    MP      Revised ipl_attach for new socket API
    25-Oct-12    JDB     Removed DEV_NET to allow restoration of listening ports
    09-May-12    JDB     Separated assignments from conditional expressions
    10-Feb-12    JDB     Deprecated DEVNO in favor of SC
@@ -126,7 +127,8 @@ DEBTAB ipl_deb [] = {
     { "CMDS", DEB_CMDS },
     { "CPU",  DEB_CPU },
     { "XFER", DEB_XFER },
-    { NULL, 0 }  };
+    { NULL, 0 }
+    };
 
 /* Common structures */
 
@@ -571,31 +573,44 @@ return SCPE_OK;
 t_stat ipl_attach (UNIT *uptr, char *cptr)
 {
 SOCKET newsock;
-uint32 i, t, oldf;
+uint32 i, t;
 char host [CBUFSIZE], port [CBUFSIZE], hostport [2 * CBUFSIZE + 3];
 char *tptr = NULL;
 t_stat r;
+t_bool is_active;
+
+is_active = (uptr->flags & UNIT_ACTV) == UNIT_ACTV;     /* is the connection active? */
+
+if (uptr->flags & UNIT_ATT)                             /* if IPL is currently attached, */
+    ipl_detach (uptr);                                  /*   detach it first */
+
+if ((sim_switches & SWMASK ('C')) ||                    /* connecting? */
+  ((sim_switches & SIM_SW_REST) && is_active)) {        /*   or restoring an active connection? */
+    r = sim_parse_addr (cptr, host,                     /* parse the host and port */
+                        sizeof (host), "localhost",     /*   from the parameter string */
+                        port, sizeof (port),
+                        NULL, NULL);
+
+    if ((r != SCPE_OK) || (port [0] == '\0'))           /* parse error or missing port number? */
+        return SCPE_ARG;                                /* complain to the user */
 
-oldf = uptr->flags;
-if (oldf & UNIT_ATT)
-    ipl_detach (uptr);
-if ((sim_switches & SWMASK ('C')) ||
-    ((sim_switches & SIM_SW_REST) && (oldf & UNIT_ACTV))) {
-        r = sim_parse_addr (cptr, host, sizeof(host), "localhost", port, sizeof(port), NULL, NULL);
-        if ((r != SCPE_OK) || (port[0] == '\0'))
-            return SCPE_ARG;
     sprintf(hostport, "%s%s%s%s%s", strchr(host, ':') ? "[" : "", host, strchr(host, ':') ? "]" : "", host [0] ? ":" : "", port);
+
     newsock = sim_connect_sock (hostport, NULL, NULL);
+
     if (newsock == INVALID_SOCKET)
         return SCPE_IOERR;
+
     printf ("Connecting to %s\n", hostport);
+
     if (sim_log)
-            fprintf (sim_log,
+        fprintf (sim_log, "Connecting to %s\n", hostport);
-                "Connecting to %s\n", hostport);
+
     uptr->flags = uptr->flags | UNIT_ACTV;
     uptr->LSOCKET = 0;
     uptr->DSOCKET = newsock;
     }
+
 else {
     r = sim_parse_addr (cptr, host, sizeof(host), NULL, port, sizeof(port), NULL, NULL);
     if (r != SCPE_OK)

HP2100/hp2100_mpx.c

@@ -1,6 +1,6 @@
 /* hp2100_mpx.c: HP 12792C eight-channel asynchronous multiplexer simulator
 
-   Copyright (c) 2008-2012, J. David Bryan
+   Copyright (c) 2008-2013, J. David Bryan
 
    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 @@
 
    MPX          12792C 8-channel multiplexer card
 
+   10-Jan-13    MP      Added DEV_MUX and additional DEVICE field values
    28-Dec-12    JDB     Allow direct attach to the poll unit only when restoring
    10-Feb-12    JDB     Deprecated DEVNO in favor of SC
                         Removed DEV_NET to allow restoration of listening port
@@ -752,7 +753,8 @@ DEVICE mpx_dev = {
     NULL,                                   /* logical device name */
     NULL,                                   /* help routine */
     NULL,                                   /* help attach routine*/
-    (void*)&mpx_desc };                     /* help context */
+    (void *) &mpx_desc                      /* help context */
+    };
 
 
 /* I/O signal handler.

HP2100/hp2100_ms.c

@@ -1,6 +1,6 @@
 /* hp2100_ms.c: HP 2100 13181A/13183A magnetic tape simulator
 
-   Copyright (c) 1993-2012, Robert M. Supnik
+   Copyright (c) 1993-2013, Robert M. Supnik
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
@@ -26,6 +26,7 @@
    MS           13181A 7970B 800bpi nine track magnetic tape
                 13183A 7970E 1600bpi nine track magnetic tape
 
+   10-Jan-13    MP      Added DEV_TAPE to DEVICE flags
    09-May-12    JDB     Separated assignments from conditional expressions
    10-Feb-12    JDB     Deprecated DEVNO in favor of SC
                         Added CNTLR_TYPE cast to ms_settype

HP2100/hp2100_mt.c

@@ -1,6 +1,6 @@
 /* hp2100_mt.c: HP 2100 12559A magnetic tape simulator
 
-   Copyright (c) 1993-2012, Robert M. Supnik
+   Copyright (c) 1993-2013, Robert M. Supnik
 
    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 @@
 
    MT           12559A 3030 nine track magnetic tape
 
+   10-Jan-13    MP      Added DEV_TAPE to DEVICE flags
    09-May-12    JDB     Separated assignments from conditional expressions
    25-Mar-12    JDB     Removed redundant MTAB_VUN from "format" MTAB entry
    10-Feb-12    JDB     Deprecated DEVNO in favor of SC

HP2100/hp2100_mux.c

@@ -1,6 +1,6 @@
 /* hp2100_mux.c: HP 2100 12920A terminal multiplexor simulator
 
-   Copyright (c) 2002-2012, Robert M Supnik
+   Copyright (c) 2002-2013, Robert M Supnik
 
    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 @@
 
    MUX,MUXL,MUXM        12920A terminal multiplexor
 
+   10-Jan-13    MP      Added DEV_MUX and additional DEVICE field values
    10-Feb-12    JDB     Deprecated DEVNO in favor of SC
                         Removed DEV_NET to allow restoration of listening port
    28-Mar-11    JDB     Tidied up signal handling
@@ -441,7 +442,8 @@ DEVICE muxl_dev = {
     NULL,                                   /* logical device name */
     NULL,                                   /* help routine */
     NULL,                                   /* help attach routine*/
-    NULL };                                 /* help context */
+    NULL                                    /* help context */
+    };
 
 
 /* MUXU data structures
@@ -522,7 +524,8 @@ DEVICE muxu_dev = {
     NULL,                                   /* logical device name */
     NULL,                                   /* help routine */
     NULL,                                   /* help attach routine*/
-    (void*)&mux_desc };                     /* help context */
+    (void *) &mux_desc                      /* help context */
+    };
 
 
 /* MUXC data structures.
@@ -584,7 +587,8 @@ DEVICE muxc_dev = {
     NULL,                                   /* logical device name */
     NULL,                                   /* help routine */
     NULL,                                   /* help attach routine*/
-    NULL };                                 /* help context */
+    NULL                                    /* help context */
+    };
 
 
 /* Lower data card I/O signal handler.

HP2100/hp_disclib.c

@@ -1,6 +1,6 @@
 /* hp_disclib.c: HP MAC/ICD disc controller simulator library
 
-   Copyright (c) 2011-2012, J. David Bryan
+   Copyright (c) 2011-2014, J. David Bryan
    Copyright (c) 2004-2011, Robert M. Supnik
 
    Permission is hereby granted, free of charge, to any person obtaining a
@@ -24,6 +24,7 @@
    used in advertising or otherwise to promote the sale, use or other dealings
    in this Software without prior written authorization from the authors.
 
+   27-Oct-14    JDB     Corrected the relative movement calculation in start_seek
    20-Dec-12    JDB     sim_is_active() now returns t_bool
    24-Oct-12    JDB     Changed CNTLR_OPCODE to title case to avoid name clash
    07-May-12    JDB     Corrected end-of-track delay time logic
@@ -2216,7 +2217,7 @@ if (target_cylinder >= drive_props [model].cylinders) { /* is the cylinder out o
     }
 
 else {                                                  /* the cylinder value is OK */
-    delta = abs (uptr->CYL - target_cylinder);          /* calculate the relative movement */
+    delta = abs (uptr->CYL - (int32) target_cylinder);  /* calculate the relative movement */
     uptr->CYL = target_cylinder;                        /*   and move the positioner */
 
     if ((cvptr->head >= drive_props [model].heads)          /* if the head */