sdcc/sim/ucsim/src/sims/pblaze.src/regspblaze.h

   1 /*
   2  * Copyright (C) 2012-2013 Jiří Šimek
   3  * Copyright (C) 2013 Zbyněk Křivka <krivka@fit.vutbr.cz>
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB. If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21
  22
  23 #ifndef REGPBLAZE_HEADER
  24 #define REGPBLAZE_HEADER
  25
  26 #include "ddconfig.h"
  27
  28 #define REGISTER_BANK_A 0x01
  29 #define REGISTER_BANK_B 0x02
  30
  31 #define FLAGS_GET(bit_position) (sfr->get(FLAGS) & bit_position)
  32 #define FLAGS_GET_C (sfr->get(FLAGS) & bmC)
  33 #define FLAGS_GET_Z (sfr->get(FLAGS) & bmZ)
  34 #define FLAGS_GET_I (sfr->get(FLAGS) & bmI)
  35 /*
  36 #define FLAGS_SET(flag_value, bit_position) \
  37   if (flag_value) \
  38     sfr->set_bit1(FLAGS, bit_position); \
  39   else \
  40     sfr->set_bit0(FLAGS, bit_position);
  41 */
  42 #define FLAGS_SET(flag_value, bit_position) \
  43   if (flag_value) \
  44     sfr->write(FLAGS, sfr->read(FLAGS) | bit_position); \
  45   else \
  46     sfr->write(FLAGS, sfr->read(FLAGS) & ~bit_position);
  47 #define FLAGS_SET_C(flag_value) FLAGS_SET(flag_value, bmC)
  48 #define FLAGS_SET_Z(flag_value) FLAGS_SET(flag_value, bmZ)
  49 #define FLAGS_SET_I(flag_value) FLAGS_SET(flag_value, bmI)
  50
  51
  52 #define S0 0x00
  53 #define S1 0x01
  54 #define S2 0x02
  55 #define S3 0x03
  56 #define S4 0x04
  57 #define S5 0x05
  58 #define S6 0x06
  59 #define S7 0x07
  60 #define S8 0x08
  61 #define S9 0x09
  62 #define SA 0x0a
  63 #define SB 0x0b
  64 #define SC 0x0c
  65 #define SD 0x0d
  66 #define SE 0x0e
  67 #define SF 0x0f
  68
  69 #define S0b 0x10
  70 #define S1b 0x11
  71 #define S2b 0x12
  72 #define S3b 0x13
  73 #define S4b 0x14
  74 #define S5b 0x15
  75 #define S6b 0x16
  76 #define S7b 0x17
  77 #define S8b 0x18
  78 #define S9b 0x19
  79 #define SAb 0x1a
  80 #define SBb 0x1b
  81 #define SCb 0x1c
  82 #define SDb 0x1d
  83 #define SEb 0x1e
  84 #define SFb 0x1f
  85
  86 #define FLAGS 0x20
  87 #define SP 0x21
  88
  89 // bit position of each flag in FLAGS register
  90 #define bmC 0x01
  91 #define bmZ 0x02
  92 #define bmI 0x04
  93
  94 #endif
  95
  96 /* Emd of pblaze.src/regspblaze.h */