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 /* This is a global setting.  Different cpu families can't mix-n-match -scache
   8    and -pbb.  However some cpu families may use -simple while others use
   9    one of -scache/-pbb. ???? */
  10 #define WITH_SCACHE_PBB 1
  11
  12 #include "symcat.h"
  13 #include "sim-basics.h"
  14 #include "cgen-types.h"
  15 #include "iq2000-desc.h"
  16 #include "iq2000-opc.h"
  17 #include "arch.h"
  18
  19 /* Pull in IQ2000_{DATA,INSN}_{MASK,VALUE}.  */
  20 #include "elf/iq2000.h"
  21
  22 #include "sim-base.h"
  23 #include "cgen-sim.h"
  24 \f
  25 /* The _sim_cpu struct.  */
  26
  27 struct _sim_cpu {
  28   /* sim/common cpu base.  */
  29   sim_cpu_base base;
  30
  31   /* Static parts of cgen.  */
  32   CGEN_CPU cgen_cpu;
  33
  34   /* CPU specific parts go here.
  35      Note that in files that don't need to access these pieces WANT_CPU_FOO
  36      won't be defined and thus these parts won't appear.  This is ok in the
  37      sense that things work.  It is a source of bugs though.
  38      One has to of course be careful to not take the size of this
  39      struct and no structure members accessed in non-cpu specific files can
  40      go after here.  Oh for a better language.  */
  41 #if defined (WANT_CPU_IQ2000BF)
  42   IQ2000BF_CPU_DATA cpu_data;
  43 #endif
  44 };
  45 \f
  46 /* Misc.  */
  47
  48 /* Catch address exceptions.  */
  49 extern SIM_CORE_SIGNAL_FN iq2000_core_signal;
  50 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
  51 iq2000_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
  52                   (TRANSFER), (ERROR))
  53
  54 /* Convert between CPU-internal addresses and sim_core addresses.  */
  55 #define CPU2DATA(addr) (IQ2000_DATA_VALUE + (addr))
  56 #define DATA2CPU(addr) ((addr) - IQ2000_DATA_VALUE)
  57 #define CPU2INSN(addr) (IQ2000_INSN_VALUE + ((addr) & ~IQ2000_INSN_MASK))
  58 #define INSN2CPU(addr) ((addr) - IQ2000_INSN_VALUE)
  59 #define IQ2000_INSN_MEM_SIZE (CPU2INSN(0x800000) - CPU2INSN(0x0000))
  60 #define IQ2000_DATA_MEM_SIZE (CPU2DATA(0x800000) - CPU2DATA(0x0000))
  61
  62 PCADDR get_h_pc (SIM_CPU *);
  63 void set_h_pc (SIM_CPU *, PCADDR);
  64 void do_syscall (SIM_CPU *, PCADDR);
  65 void do_break (SIM_CPU *, PCADDR);
  66
  67 #endif /* SIM_MAIN_H */