VAX/vax780_syslist.c

   1 /* vax_syslist.c: VAX device list
   2
   3    Copyright (c) 1998-2006, Robert M Supnik
   4
   5    Permission is hereby granted, free of charge, to any person obtaining a
   6    copy of this software and associated documentation files (the "Software"),
   7    to deal in the Software without restriction, including without limitation
   8    the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9    and/or sell copies of the Software, and to permit persons to whom the
  10    Software is furnished to do so, subject to the following conditions:
  11
  12    The above copyright notice and this permission notice shall be included in
  13    all copies or substantial portions of the Software.
  14
  15    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18    ROBERT M SUPNIK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  19    IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  20    CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21
  22    Except as contained in this notice, the name of Robert M Supnik shall not be
  23    used in advertising or otherwise to promote the sale, use or other dealings
  24    in this Software without prior written authorization from Robert M Supnik.
  25
  26    17-May-06    RMS     Added CR11/CD11 support (from John Dundas)
  27    01-Oct-04    RMS     Cloned from vax_sys.c
  28 */
  29
  30 #include "vax_defs.h"
  31
  32 char sim_name[] = "VAX780";
  33
  34 extern DEVICE cpu_dev;
  35 extern DEVICE tlb_dev;
  36 extern DEVICE sbi_dev;
  37 extern DEVICE mctl_dev[MCTL_NUM];
  38 extern DEVICE uba_dev;
  39 extern DEVICE mba_dev[MBA_NUM];
  40 extern DEVICE clk_dev;
  41 extern DEVICE tmr_dev;
  42 extern DEVICE tti_dev, tto_dev;
  43 extern DEVICE fl_dev;
  44 extern DEVICE cr_dev;
  45 extern DEVICE lpt_dev;
  46 extern DEVICE rq_dev, rqb_dev, rqc_dev, rqd_dev;
  47 extern DEVICE rl_dev;
  48 extern DEVICE hk_dev;
  49 extern DEVICE rp_dev;
  50 extern DEVICE ry_dev;
  51 extern DEVICE ts_dev;
  52 extern DEVICE tq_dev;
  53 extern DEVICE tu_dev;
  54 extern DEVICE dz_dev;
  55 extern DEVICE xu_dev, xub_dev;
  56
  57 extern int32 sim_switches;
  58 extern UNIT cpu_unit;
  59 extern void WriteB (uint32 pa, int32 val);
  60 extern void rom_wr_B (int32 pa, int32 val);
  61
  62 DEVICE *sim_devices[] = {
  63     &cpu_dev,
  64     &tlb_dev,
  65     &sbi_dev,
  66     &mctl_dev[0],
  67     &mctl_dev[1],
  68     &uba_dev,
  69     &mba_dev[0],
  70     &mba_dev[1],
  71     &clk_dev,
  72     &tmr_dev,
  73     &tti_dev,
  74     &tto_dev,
  75     &fl_dev,
  76     &dz_dev,
  77     &cr_dev,
  78     &lpt_dev,
  79     &rp_dev,
  80     &rl_dev,
  81     &hk_dev,
  82     &rq_dev,
  83     &rqb_dev,
  84     &rqc_dev,
  85     &rqd_dev,
  86     &ry_dev,
  87     &tu_dev,
  88     &ts_dev,
  89     &tq_dev,
  90     &xu_dev,
  91     &xub_dev,
  92     NULL
  93     };
  94
  95 /* Binary loader
  96
  97    The binary loader handles absolute system images, that is, system
  98    images linked /SYSTEM.  These are simply a byte stream, with no
  99    origin or relocation information.
 100
 101    -r           load ROM0
 102    -s           load ROM1
 103    -o           for memory, specify origin
 104 */
 105
 106 t_stat sim_load (FILE *fileref, char *cptr, char *fnam, int flag)
 107 {
 108 t_stat r;
 109 int32 val;
 110 uint32 origin, limit;
 111
 112 if (flag) return SCPE_ARG;                              /* dump? */
 113 origin = 0;                                             /* memory */
 114 limit = (uint32) cpu_unit.capac;
 115 if (sim_switches & SWMASK ('O')) {                      /* origin? */
 116     origin = (int32) get_uint (cptr, 16, 0xFFFFFFFF, &r);
 117     if (r != SCPE_OK) return SCPE_ARG;
 118     }
 119
 120 while ((val = getc (fileref)) != EOF) {                 /* read byte stream */
 121     if (sim_switches & SWMASK ('R')) {                  /* ROM0? */
 122         if (origin >= ROMSIZE) return SCPE_NXM;
 123         rom_wr_B (ROM0BASE + origin, val);
 124         }
 125     else if (sim_switches & SWMASK ('S')) {             /* ROM1? */
 126         if (origin >= ROMSIZE) return SCPE_NXM;
 127         rom_wr_B (ROM1BASE + origin, val);
 128         }
 129     else {
 130         if (origin >= limit) return SCPE_NXM;           /* NXM? */
 131         WriteB (origin, val);                           /* memory */
 132         }
 133     origin = origin + 1;
 134     }
 135 return SCPE_OK;
 136 }
 137
 138