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Notes For V3.8

Browse Source 
The makefile now works for Linux and most Unix's. Howevr, for Solaris
and MacOS, you must first export the OSTYPE environment variable:

> export OSTYPE
> make

Otherwise, you will get build errors.

1. New Features

1.1 3.8-0

1.1.1 SCP and Libraries

- BREAK, NOBREAK, and SHOW BREAK with no argument will set, clear, and
  show (respectively) a breakpoint at the current PC.

1.1.2 GRI

- Added support for the GRI-99 processor.

1.1.3 HP2100

- Added support for the BACI terminal interface.
- Added support for RTE OS/VMA/EMA, SIGNAL, VIS firmware extensions.

1.1.4 Nova

- Added support for 64KW memory (implemented in third-party CPU's).

1.1.5 PDP-11

- Added support for DC11, RC11, KE11A, KG11A.
- Added modem control support for DL11.
- Added ASCII character support for all 8b devices.

1.2 3.8-1

1.2.1 SCP and libraries

- Added capability to set line connection order for terminal multiplexers.

1.2.2 HP2100

- Added support for 12620A/12936A privileged interrupt fence.
- Added support for 12792C eight-channel asynchronous multiplexer.

2. Bugs Fixed

Please see the revision history on http://simh.trailing-edge.com or
in the source module sim_rev.h.
This commit is contained in:
Bob Supnik
2009-02-08 09:06:00 -08:00
committed by Mark Pizzolato
parent 59aa4a73b1
commit 9c4779c061
286 changed files with 40587 additions and 19094 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
PDP8/pdp8_sys.c
View File

@@ -151,7 +151,8 @@ do { /* data block */
if ((lo = getc (fi)) == EOF)
return SCPE_FMT;
wd = (hi << 6) | lo;
if (wd > 07777) origin = wd & 07777;
if (wd > 07777)
origin = wd & 07777;
else M[origin++ & 07777] = wd;
if ((hi = getc (fi)) == EOF)
return SCPE_FMT;
@@ -223,7 +224,8 @@ return SCPE_IERR;
t_stat sim_load (FILE *fileref, char *cptr, char *fnam, int flag)
{
if ((*cptr != 0) || (flag != 0)) return SCPE_ARG;
if ((*cptr != 0) || (flag != 0))
return SCPE_ARG;
if ((sim_switches & SWMASK ('R')) || /* RIM format? */
(match_ext (fnam, "RIM") && !(sim_switches & SWMASK ('B'))))
return sim_load_rim (fileref);
@@ -544,7 +546,8 @@ t_stat r;
cflag = (uptr == NULL) || (uptr == &cpu_unit);
inst = val[0];
if (sw & SWMASK ('A')) { /* ASCII? */
if (inst > 0377) return SCPE_ARG;
if (inst > 0377)
return SCPE_ARG;
fprintf (of, FMTASC (inst & 0177));
return SCPE_OK;
}
@@ -561,7 +564,8 @@ if (sw & SWMASK ('T')) { /* TSS8 packed? */
if ((sw & SWMASK ('F')) && /* FPP8? */
((r = fprint_sym_fpp (of, val)) != SCPE_ARG))
return r;
if (!(sw & SWMASK ('M'))) return SCPE_ARG;
if (!(sw & SWMASK ('M')))
return SCPE_ARG;
/* Instruction decode */
@@ -602,7 +606,8 @@ for (i = 0; opc_val[i] >= 0; i++) { /* loop thru ops */
disp = inst & 0177; /* displacement */
fprintf (of, "%s%s", opcode[i], ((inst & 00400)? " I ": " "));
if (inst & 0200) { /* current page? */
if (cflag) fprintf (of, "%-o", (addr & 07600) | disp);
if (cflag)
fprintf (of, "%-o", (addr & 07600) | disp);
else fprintf (of, "C %-o", disp);
}
else fprintf (of, "%-o", disp); /* page zero */
@@ -614,17 +619,20 @@ for (i = 0; opc_val[i] >= 0; i++) { /* loop thru ops */
case I_V_OP1: /* operate group 1 */
sp = fprint_opr (of, inst & 0361, j, 0);
if (opcode[i]) fprintf (of, (sp? " %s": "%s"), opcode[i]);
if (opcode[i])
fprintf (of, (sp? " %s": "%s"), opcode[i]);
break;
case I_V_OP2: /* operate group 2 */
if (opcode[i]) fprintf (of, "%s", opcode[i]); /* skips */
if (opcode[i])
fprintf (of, "%s", opcode[i]); /* skips */
fprint_opr (of, inst & 0206, j, opcode[i] != NULL);
break;
case I_V_OP3: /* operate group 3 */
sp = fprint_opr (of, inst & 0320, j, 0);
if (opcode[i]) fprintf (of, (sp? " %s": "%s"), opcode[i]);
if (opcode[i])
fprintf (of, (sp? " %s": "%s"), opcode[i]);
break;
} /* end case */
@@ -655,18 +663,21 @@ char gbuf[CBUFSIZE];
cflag = (uptr == NULL) || (uptr == &cpu_unit);
while (isspace (*cptr)) cptr++; /* absorb spaces */
if ((sw & SWMASK ('A')) || ((*cptr == '\'') && cptr++)) { /* ASCII char? */
if (cptr[0] == 0) return SCPE_ARG; /* must have 1 char */
if (cptr[0] == 0) /* must have 1 char */
return SCPE_ARG;
val[0] = (t_value) cptr[0] | 0200;
return SCPE_OK;
}
if ((sw & SWMASK ('C')) || ((*cptr == '"') && cptr++)) { /* sixbit string? */
if (cptr[0] == 0) return SCPE_ARG; /* must have 1 char */
if (cptr[0] == 0) /* must have 1 char */
return SCPE_ARG;
val[0] = (((t_value) cptr[0] & 077) << 6) |
((t_value) cptr[1] & 077);
return SCPE_OK;
}
if ((sw & SWMASK ('T')) || ((*cptr == '"') && cptr++)) { /* TSS8 string? */
if (cptr[0] == 0) return SCPE_ARG; /* must have 1 char */
if (cptr[0] == 0) /* must have 1 char */
return SCPE_ARG;
val[0] = (((t_value) (cptr[0] - 040) & 077) << 6) |
((t_value) (cptr[1] - 040) & 077);
return SCPE_OK;
@@ -678,7 +689,8 @@ if ((r = parse_sym_fpp (cptr, val)) != SCPE_ARG) /* FPP8 inst? */
cptr = get_glyph (cptr, gbuf, 0); /* get opcode */
for (i = 0; (opcode[i] != NULL) && (strcmp (opcode[i], gbuf) != 0) ; i++) ;
if (opcode[i] == NULL) return SCPE_ARG;
if (opcode[i] == NULL)
return SCPE_ARG;
val[0] = opc_val[i] & 07777; /* get value */
j = (opc_val[i] >> I_V_FL) & I_M_FL; /* get class */
@@ -697,12 +709,14 @@ switch (j) { /* case on class */
(strcmp (opcode[i], gbuf) != 0) ; i++) ;
if (opcode[i] != NULL) {
k = (opc_val[i] >> I_V_FL) & I_M_FL;
if (k != j) return SCPE_ARG;
if (k != j)
return SCPE_ARG;
val[0] = val[0] | (opc_val[i] & 07777);
}
else {
d = get_uint (gbuf, 8, 07, &r);
if (r != SCPE_OK) return SCPE_ARG;
if (r != SCPE_OK)
return SCPE_ARG;
val[0] = val[0] | (d << 3);
break;
}
@@ -722,8 +736,10 @@ switch (j) { /* case on class */
}
else {
d = get_uint (gbuf, 8, 07777, &r);
if (r != SCPE_OK) return SCPE_ARG;
if (d <= 0177) val[0] = val[0] | d;
if (r != SCPE_OK)
return SCPE_ARG;
if (d <= 0177)
val[0] = val[0] | d;
else if (cflag && (((addr ^ d) & 07600) == 0))
val[0] = val[0] | (d & 0177) | 0200;
else return SCPE_ARG;