sim/iq2000/sim-main.h

   1
   2 /* Main header for the Vitesse IQ2000.  */
   3
   4 #ifndef SIM_MAIN_H
   5 #define SIM_MAIN_H
   6
   7 /* sim-basics.h includes config.h but cgen-types.h must be included before
   8    sim-basics.h and cgen-types.h needs config.h.  */
   9 #include "config.h"
  10
  11 /* This is a global setting.  Different cpu families can't mix-n-match -scache
  12    and -pbb.  However some cpu families may use -simple while others use
  13    one of -scache/-pbb. ???? */
  14 #define WITH_SCACHE_PBB 1
  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 #include "sim-base.h"
  27 #include "cgen-sim.h"
  28 \f
  29 /* The _sim_cpu struct.  */
  30
  31 struct _sim_cpu {
  32   /* sim/common cpu base.  */
  33   sim_cpu_base base;
  34
  35   /* Static parts of cgen.  */
  36   CGEN_CPU cgen_cpu;
  37
  38   /* CPU specific parts go here.
  39      Note that in files that don't need to access these pieces WANT_CPU_FOO
  40      won't be defined and thus these parts won't appear.  This is ok in the
  41      sense that things work.  It is a source of bugs though.
  42      One has to of course be careful to not take the size of this
  43      struct and no structure members accessed in non-cpu specific files can
  44      go after here.  Oh for a better language.  */
  45 #if defined (WANT_CPU_IQ2000BF)
  46   IQ2000BF_CPU_DATA cpu_data;
  47 #endif
  48 };
  49 \f
  50 /* The sim_state struct.  */
  51
  52 struct sim_state {
  53   sim_cpu *cpu[MAX_NR_PROCESSORS];
  54
  55   CGEN_STATE cgen_state;
  56
  57   sim_state_base base;
  58 };
  59 \f
  60 /* Misc.  */
  61
  62 /* Catch address exceptions.  */
  63 extern SIM_CORE_SIGNAL_FN iq2000_core_signal;
  64 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
  65 iq2000_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
  66                   (TRANSFER), (ERROR))
  67
  68 /* Convert between CPU-internal addresses and sim_core addresses.  */
  69 #define CPU2DATA(addr) (IQ2000_DATA_VALUE + (addr))
  70 #define DATA2CPU(addr) ((addr) - IQ2000_DATA_VALUE)
  71 #define CPU2INSN(addr) (IQ2000_INSN_VALUE + ((addr) & ~IQ2000_INSN_MASK))
  72 #define INSN2CPU(addr) ((addr) - IQ2000_INSN_VALUE)
  73 #define IQ2000_INSN_MEM_SIZE (CPU2INSN(0x800000) - CPU2INSN(0x0000))
  74 #define IQ2000_DATA_MEM_SIZE (CPU2DATA(0x800000) - CPU2DATA(0x0000))
  75
  76 #endif /* SIM_MAIN_H */