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 "sim-basics.h"
  13 #include "opcodes/iq2000-desc.h"
  14 #include "opcodes/iq2000-opc.h"
  15 #include "arch.h"
  16
  17 /* Pull in IQ2000_{DATA,INSN}_{MASK,VALUE}.  */
  18 #include "elf/iq2000.h"
  19
  20 #include "sim-base.h"
  21 #include "cgen-sim.h"
  22 \f
  23 struct iq2000_sim_cpu {
  24   /* CPU specific parts go here.
  25      Note that in files that don't need to access these pieces WANT_CPU_FOO
  26      won't be defined and thus these parts won't appear.  This is ok in the
  27      sense that things work.  It is a source of bugs though.
  28      One has to of course be careful to not take the size of this
  29      struct and no structure members accessed in non-cpu specific files can
  30      go after here.  Oh for a better language.  */
  31 #if defined (WANT_CPU_IQ2000BF)
  32   IQ2000BF_CPU_DATA cpu_data;
  33 #endif
  34 };
  35 #define IQ2000_SIM_CPU(cpu) ((struct iq2000_sim_cpu *) CPU_ARCH_DATA (cpu))
  36 \f
  37 /* Misc.  */
  38
  39 /* Catch address exceptions.  */
  40 extern SIM_CORE_SIGNAL_FN iq2000_core_signal ATTRIBUTE_NORETURN;
  41 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
  42 iq2000_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
  43                   (TRANSFER), (ERROR))
  44
  45 /* Convert between CPU-internal addresses and sim_core addresses.  */
  46 #define CPU2DATA(addr) (IQ2000_DATA_VALUE + (addr))
  47 #define DATA2CPU(addr) ((addr) - IQ2000_DATA_VALUE)
  48 #define CPU2INSN(addr) (IQ2000_INSN_VALUE + ((addr) & ~IQ2000_INSN_MASK))
  49 #define INSN2CPU(addr) ((addr) - IQ2000_INSN_VALUE)
  50 #define IQ2000_INSN_MEM_SIZE (CPU2INSN(0x800000) - CPU2INSN(0x0000))
  51 #define IQ2000_DATA_MEM_SIZE (CPU2DATA(0x800000) - CPU2DATA(0x0000))
  52
  53 PCADDR get_h_pc (SIM_CPU *);
  54 void set_h_pc (SIM_CPU *, PCADDR);
  55 void do_syscall (SIM_CPU *, PCADDR);
  56 void do_break (SIM_CPU *, PCADDR);
  57
  58 #endif /* SIM_MAIN_H */