1 2/* Main header for the Vitesse IQ2000. */ 3 4#ifndef SIM_MAIN_H 5#define SIM_MAIN_H 6 7#define USING_SIM_BASE_H /* FIXME: quick hack */ 8 9struct _sim_cpu; /* FIXME: should be in sim-basics.h */ 10typedef struct _sim_cpu SIM_CPU; 11 12/* sim-basics.h includes config.h but cgen-types.h must be included before 13 sim-basics.h and cgen-types.h needs config.h. */ 14#include "config.h" 15 16#include "symcat.h" 17#include "sim-basics.h" 18#include "cgen-types.h" 19#include "iq2000-desc.h" 20#include "iq2000-opc.h" 21#include "arch.h" 22 23/* Pull in IQ2000_{DATA,INSN}_{MASK,VALUE}. */ 24#include "elf/iq2000.h" 25 26/* These must be defined before sim-base.h. */ 27typedef USI sim_cia; 28 29#define CIA_GET(cpu) CPU_PC_GET (cpu) 30#define CIA_SET(cpu,val) CPU_PC_SET ((cpu), (val)) 31 32#include "sim-base.h" 33#include "cgen-sim.h" 34#include "iq2000-sim.h" 35 36/* The _sim_cpu struct. */ 37 38struct _sim_cpu { 39 /* sim/common cpu base. */ 40 sim_cpu_base base; 41 42 /* Static parts of cgen. */ 43 CGEN_CPU cgen_cpu; 44 45 /* CPU specific parts go here. 46 Note that in files that don't need to access these pieces WANT_CPU_FOO 47 won't be defined and thus these parts won't appear. This is ok in the 48 sense that things work. It is a source of bugs though. 49 One has to of course be careful to not take the size of this 50 struct and no structure members accessed in non-cpu specific files can 51 go after here. Oh for a better language. */ 52#if defined (WANT_CPU_IQ2000BF) 53 IQ2000BF_CPU_DATA cpu_data; 54#endif 55}; 56 57/* The sim_state struct. */ 58 59struct sim_state { 60 sim_cpu *cpu; 61#define STATE_CPU(sd, n) (/*&*/ (sd)->cpu) 62 63 CGEN_STATE cgen_state; 64 65 sim_state_base base; 66}; 67 68/* Misc. */ 69 70/* Catch address exceptions. */ 71extern SIM_CORE_SIGNAL_FN iq2000_core_signal; 72#define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \ 73iq2000_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \ 74 (TRANSFER), (ERROR)) 75 76/* Convert between CPU-internal addresses and sim_core addresses. */ 77#define CPU2DATA(addr) (IQ2000_DATA_VALUE + (addr)) 78#define DATA2CPU(addr) ((addr) - IQ2000_DATA_VALUE) 79#define CPU2INSN(addr) (IQ2000_INSN_VALUE + ((addr) & ~IQ2000_INSN_MASK)) 80#define INSN2CPU(addr) ((addr) - IQ2000_INSN_VALUE) 81#define IQ2000_INSN_MEM_SIZE (CPU2INSN(0x800000) - CPU2INSN(0x0000)) 82#define IQ2000_DATA_MEM_SIZE (CPU2DATA(0x800000) - CPU2DATA(0x0000)) 83 84#endif /* SIM_MAIN_H */ 85