toolchain/gdb/sim/fr30/devices.c

   1 // OBSOLETE /* fr30 device support
   2 // OBSOLETE    Copyright (C) 1998, 1999 Free Software Foundation, Inc.
   3 // OBSOLETE    Contributed by Cygnus Solutions.
   4 // OBSOLETE
   5 // OBSOLETE This file is part of the GNU simulators.
   6 // OBSOLETE
   7 // OBSOLETE This program is free software; you can redistribute it and/or modify
   8 // OBSOLETE it under the terms of the GNU General Public License as published by
   9 // OBSOLETE the Free Software Foundation; either version 2, or (at your option)
  10 // OBSOLETE any later version.
  11 // OBSOLETE
  12 // OBSOLETE This program is distributed in the hope that it will be useful,
  13 // OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // OBSOLETE GNU General Public License for more details.
  16 // OBSOLETE
  17 // OBSOLETE You should have received a copy of the GNU General Public License along
  18 // OBSOLETE with this program; if not, write to the Free Software Foundation, Inc.,
  19 // OBSOLETE 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20 // OBSOLETE
  21 // OBSOLETE /* ??? All of this is just to get something going.  wip!  */
  22 // OBSOLETE
  23 // OBSOLETE #include "sim-main.h"
  24 // OBSOLETE
  25 // OBSOLETE #ifdef HAVE_DV_SOCKSER
  26 // OBSOLETE #include "dv-sockser.h"
  27 // OBSOLETE #endif
  28 // OBSOLETE
  29 // OBSOLETE device fr30_devices;
  30 // OBSOLETE
  31 // OBSOLETE int
  32 // OBSOLETE device_io_read_buffer (device *me, void *source, int space,
  33 // OBSOLETE                    address_word addr, unsigned nr_bytes,
  34 // OBSOLETE                    SIM_DESC sd, SIM_CPU *cpu, sim_cia cia)
  35 // OBSOLETE {
  36 // OBSOLETE   if (STATE_ENVIRONMENT (sd) != OPERATING_ENVIRONMENT)
  37 // OBSOLETE     return nr_bytes;
  38 // OBSOLETE
  39 // OBSOLETE #ifdef HAVE_DV_SOCKSER
  40 // OBSOLETE   if (addr == UART_INCHAR_ADDR)
  41 // OBSOLETE     {
  42 // OBSOLETE       int c = dv_sockser_read (sd);
  43 // OBSOLETE       if (c == -1)
  44 // OBSOLETE     return 0;
  45 // OBSOLETE       *(char *) source = c;
  46 // OBSOLETE       return 1;
  47 // OBSOLETE     }
  48 // OBSOLETE   if (addr == UART_STATUS_ADDR)
  49 // OBSOLETE     {
  50 // OBSOLETE       int status = dv_sockser_status (sd);
  51 // OBSOLETE       unsigned char *p = source;
  52 // OBSOLETE       p[0] = 0;
  53 // OBSOLETE       p[1] = (((status & DV_SOCKSER_INPUT_EMPTY)
  54 // OBSOLETE #ifdef UART_INPUT_READY0
  55 // OBSOLETE            ? UART_INPUT_READY : 0)
  56 // OBSOLETE #else
  57 // OBSOLETE            ? 0 : UART_INPUT_READY)
  58 // OBSOLETE #endif
  59 // OBSOLETE           + ((status & DV_SOCKSER_OUTPUT_EMPTY) ? UART_OUTPUT_READY : 0));
  60 // OBSOLETE       return 2;
  61 // OBSOLETE     }
  62 // OBSOLETE #endif
  63 // OBSOLETE
  64 // OBSOLETE   return nr_bytes;
  65 // OBSOLETE }
  66 // OBSOLETE
  67 // OBSOLETE int
  68 // OBSOLETE device_io_write_buffer (device *me, const void *source, int space,
  69 // OBSOLETE                     address_word addr, unsigned nr_bytes,
  70 // OBSOLETE                     SIM_DESC sd, SIM_CPU *cpu, sim_cia cia)
  71 // OBSOLETE {
  72 // OBSOLETE #if WITH_SCACHE
  73 // OBSOLETE   if (addr == MCCR_ADDR)
  74 // OBSOLETE     {
  75 // OBSOLETE       if ((*(const char *) source & MCCR_CP) != 0)
  76 // OBSOLETE     scache_flush (sd);
  77 // OBSOLETE       return nr_bytes;
  78 // OBSOLETE     }
  79 // OBSOLETE #endif
  80 // OBSOLETE
  81 // OBSOLETE   if (STATE_ENVIRONMENT (sd) != OPERATING_ENVIRONMENT)
  82 // OBSOLETE     return nr_bytes;
  83 // OBSOLETE
  84 // OBSOLETE #if HAVE_DV_SOCKSER
  85 // OBSOLETE   if (addr == UART_OUTCHAR_ADDR)
  86 // OBSOLETE     {
  87 // OBSOLETE       int rc = dv_sockser_write (sd, *(char *) source);
  88 // OBSOLETE       return rc == 1;
  89 // OBSOLETE     }
  90 // OBSOLETE #endif
  91 // OBSOLETE
  92 // OBSOLETE   return nr_bytes;
  93 // OBSOLETE }
  94 // OBSOLETE
  95 // OBSOLETE void
  96 // OBSOLETE device_error (device *me, char *message, ...)
  97 // OBSOLETE {
  98 // OBSOLETE }