1 /* frv simulator support code 2 Copyright (C) 1998-2016 Free Software Foundation, Inc. 3 Contributed by Red Hat. 4 5 This file is part of the GNU simulators. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 /* Main header for the frv. */ 21 22 /* sim-basics.h includes config.h but cgen-types.h must be included before 23 sim-basics.h and cgen-types.h needs config.h. */ 24 #include "config.h" 25 26 /* This is a global setting. Different cpu families can't mix-n-match -scache 27 and -pbb. However some cpu families may use -simple while others use 28 one of -scache/-pbb. ???? */ 29 #define WITH_SCACHE_PBB 0 30 31 #include "symcat.h" 32 #include "sim-basics.h" 33 #include "cgen-types.h" 34 #include "frv-desc.h" 35 #include "frv-opc.h" 36 #include "arch.h" 37 38 #define SIM_ENGINE_HALT_HOOK(SD, LAST_CPU, CIA) \ 39 frv_sim_engine_halt_hook ((SD), (LAST_CPU), (CIA)) 40 41 #define SIM_ENGINE_RESTART_HOOK(SD, LAST_CPU, CIA) 0 42 43 #include "sim-base.h" 44 #include "cgen-sim.h" 45 #include "frv-sim.h" 46 #include "cache.h" 47 #include "registers.h" 48 #include "profile.h" 49 50 void frv_sim_engine_halt_hook (SIM_DESC, SIM_CPU *, sim_cia); 51 52 extern void frv_sim_close (SIM_DESC sd, int quitting); 53 #define SIM_CLOSE_HOOK(...) frv_sim_close (__VA_ARGS__) 54 55 /* The _sim_cpu struct. */ 56 57 struct _sim_cpu { 58 /* sim/common cpu base. */ 59 sim_cpu_base base; 60 61 /* Static parts of cgen. */ 62 CGEN_CPU cgen_cpu; 63 64 /* CPU specific parts go here. 65 Note that in files that don't need to access these pieces WANT_CPU_FOO 66 won't be defined and thus these parts won't appear. This is ok in the 67 sense that things work. It is a source of bugs though. 68 One has to of course be careful to not take the size of this 69 struct and no structure members accessed in non-cpu specific files can 70 go after here. Oh for a better language. */ 71 #if defined (WANT_CPU_FRVBF) 72 FRVBF_CPU_DATA cpu_data; 73 74 /* Control information for registers */ 75 FRV_REGISTER_CONTROL register_control; 76 #define CPU_REGISTER_CONTROL(cpu) (& (cpu)->register_control) 77 78 FRV_VLIW vliw; 79 #define CPU_VLIW(cpu) (& (cpu)->vliw) 80 81 FRV_CACHE insn_cache; 82 #define CPU_INSN_CACHE(cpu) (& (cpu)->insn_cache) 83 84 FRV_CACHE data_cache; 85 #define CPU_DATA_CACHE(cpu) (& (cpu)->data_cache) 86 87 FRV_PROFILE_STATE profile_state; 88 #define CPU_PROFILE_STATE(cpu) (& (cpu)->profile_state) 89 90 int debug_state; 91 #define CPU_DEBUG_STATE(cpu) ((cpu)->debug_state) 92 93 SI load_address; 94 #define CPU_LOAD_ADDRESS(cpu) ((cpu)->load_address) 95 96 SI load_length; 97 #define CPU_LOAD_LENGTH(cpu) ((cpu)->load_length) 98 99 SI load_flag; 100 #define CPU_LOAD_SIGNED(cpu) ((cpu)->load_flag) 101 #define CPU_LOAD_LOCK(cpu) ((cpu)->load_flag) 102 103 SI store_flag; 104 #define CPU_RSTR_INVALIDATE(cpu) ((cpu)->store_flag) 105 106 unsigned long elf_flags; 107 #define CPU_ELF_FLAGS(cpu) ((cpu)->elf_flags) 108 #endif /* defined (WANT_CPU_FRVBF) */ 109 }; 110 111 /* The sim_state struct. */ 112 113 struct sim_state { 114 sim_cpu *cpu[MAX_NR_PROCESSORS]; 115 116 CGEN_STATE cgen_state; 117 118 sim_state_base base; 119 }; 120 121 /* Misc. */ 122 123 /* Catch address exceptions. */ 124 extern SIM_CORE_SIGNAL_FN frv_core_signal; 125 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \ 126 frv_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \ 127 (TRANSFER), (ERROR)) 128 129 /* Default memory size. */ 130 #define FRV_DEFAULT_MEM_SIZE 0x800000 /* 8M */ 131