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 #include "iq2000-sim.h"
  29 \f
  30 /* The _sim_cpu struct.  */
  31
  32 struct _sim_cpu {
  33   /* sim/common cpu base.  */
  34   sim_cpu_base base;
  35
  36   /* Static parts of cgen.  */
  37   CGEN_CPU cgen_cpu;
  38
  39   /* CPU specific parts go here.
  40      Note that in files that don't need to access these pieces WANT_CPU_FOO
  41      won't be defined and thus these parts won't appear.  This is ok in the
  42      sense that things work.  It is a source of bugs though.
  43      One has to of course be careful to not take the size of this
  44      struct and no structure members accessed in non-cpu specific files can
  45      go after here.  Oh for a better language.  */
  46 #if defined (WANT_CPU_IQ2000BF)
  47   IQ2000BF_CPU_DATA cpu_data;
  48 #endif
  49 };
  50 \f
  51 /* The sim_state struct.  */
  52
  53 struct sim_state {
  54   sim_cpu *cpu[MAX_NR_PROCESSORS];
  55
  56   CGEN_STATE cgen_state;
  57
  58   sim_state_base base;
  59 };
  60 \f
  61 /* Misc.  */
  62
  63 /* Catch address exceptions.  */
  64 extern SIM_CORE_SIGNAL_FN iq2000_core_signal;
  65 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
  66 iq2000_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
  67                   (TRANSFER), (ERROR))
  68
  69 /* Convert between CPU-internal addresses and sim_core addresses.  */
  70 #define CPU2DATA(addr) (IQ2000_DATA_VALUE + (addr))
  71 #define DATA2CPU(addr) ((addr) - IQ2000_DATA_VALUE)
  72 #define CPU2INSN(addr) (IQ2000_INSN_VALUE + ((addr) & ~IQ2000_INSN_MASK))
  73 #define INSN2CPU(addr) ((addr) - IQ2000_INSN_VALUE)
  74 #define IQ2000_INSN_MEM_SIZE (CPU2INSN(0x800000) - CPU2INSN(0x0000))
  75 #define IQ2000_DATA_MEM_SIZE (CPU2DATA(0x800000) - CPU2DATA(0x0000))
  76
  77 #endif /* SIM_MAIN_H */