sim/or1k/or1k-sim.h

   1 /* OpenRISC simulator support code header
   2    Copyright (C) 2017-2020 Free Software Foundation, Inc.
   3
   4    This file is part of GDB, the GNU debugger.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef OR1K_SIM_H
  20 #define OR1K_SIM_H
  21
  22 #include "symcat.h"
  23
  24 /* GDB register numbers.  */
  25 #define PPC_REGNUM      32
  26 #define PC_REGNUM       33
  27 #define SR_REGNUM       34
  28
  29 /* Misc. profile data.  */
  30 typedef struct
  31 {
  32 } OR1K_MISC_PROFILE;
  33
  34 /* Nop codes used in nop simulation.  */
  35 #define NOP_NOP         0x0
  36 #define NOP_EXIT        0x1
  37 #define NOP_REPORT      0x2
  38 #define NOP_PUTC        0x4
  39 #define NOP_CNT_RESET   0x5
  40 #define NOP_GET_TICKS   0x6
  41 #define NOP_GET_PS      0x7
  42 #define NOP_TRACE_ON    0x8
  43 #define NOP_TRACE_OFF   0x9
  44 #define NOP_RANDOM      0xa
  45 #define NOP_OR1KSIM     0xb
  46 #define NOP_EXIT_SILENT 0xc
  47
  48 #define NUM_SPR 0x20000
  49 #define SPR_GROUP_SHIFT 11
  50 #define SPR_GROUP_FIRST(group) (((UWI) SPR_GROUP_##group) << SPR_GROUP_SHIFT)
  51 #define SPR_ADDR(group,index) \
  52   (SPR_GROUP_FIRST(group) | ((UWI) SPR_INDEX_##group##_##index))
  53
  54 /* Define word getters and setter helpers based on those from
  55    sim/common/cgen-mem.h.  */
  56 #define GETTWI GETTSI
  57 #define SETTWI SETTSI
  58
  59 void or1k_cpu_init (SIM_DESC sd, sim_cpu *current_cpu, const USI or1k_vr,
  60                     const USI or1k_upr, const USI or1k_cpucfgr);
  61
  62 void or1k32bf_insn_before (sim_cpu* current_cpu, SEM_PC vpc, const IDESC *idesc);
  63 void or1k32bf_insn_after (sim_cpu* current_cpu, SEM_PC vpc, const IDESC *idesc);
  64 void or1k32bf_fpu_error (CGEN_FPU* fpu, int status);
  65 void or1k32bf_exception (sim_cpu *current_cpu, USI pc, USI exnum);
  66 void or1k32bf_rfe (sim_cpu *current_cpu);
  67 void or1k32bf_nop (sim_cpu *current_cpu, USI uimm16);
  68 USI or1k32bf_mfspr (sim_cpu *current_cpu, USI addr);
  69 void or1k32bf_mtspr (sim_cpu *current_cpu, USI addr, USI val);
  70
  71 int or1k32bf_fetch_register (sim_cpu *current_cpu, int rn, unsigned char *buf,
  72                              int len);
  73 int or1k32bf_store_register (sim_cpu *current_cpu, int rn, unsigned char *buf,
  74                              int len);
  75 int or1k32bf_model_or1200_u_exec (sim_cpu *current_cpu, const IDESC *idesc,
  76                                   int unit_num, int referenced);
  77 int or1k32bf_model_or1200nd_u_exec (sim_cpu *current_cpu, const IDESC *idesc,
  78                                     int unit_num, int referenced);
  79 void or1k32bf_model_insn_before (sim_cpu *current_cpu, int first_p);
  80 void or1k32bf_model_insn_after (sim_cpu *current_cpu, int last_p, int cycles);
  81 USI or1k32bf_h_spr_get_raw (sim_cpu *current_cpu, USI addr);
  82 void or1k32bf_h_spr_set_raw (sim_cpu *current_cpu, USI addr, USI val);
  83 USI or1k32bf_h_spr_field_get_raw (sim_cpu *current_cpu, USI addr, int msb,
  84                                   int lsb);
  85 void or1k32bf_h_spr_field_set_raw (sim_cpu *current_cpu, USI addr, int msb,
  86                                    int lsb, USI val);
  87 USI or1k32bf_make_load_store_addr (sim_cpu *current_cpu, USI base, SI offset,
  88                                    int size);
  89
  90 USI or1k32bf_ff1 (sim_cpu *current_cpu, USI val);
  91 USI or1k32bf_fl1 (sim_cpu *current_cpu, USI val);
  92
  93 #endif /* OR1K_SIM_H */