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70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
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/* Main header for the i960. */
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#define USING_SIM_BASE_H /* FIXME: quick hack */
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struct _sim_cpu; /* FIXME: should be in sim-basics.h */
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typedef struct _sim_cpu SIM_CPU;
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#include "symcat.h"
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#include "sim-basics.h"
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#include "cgen-types.h"
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#include "i960-desc.h"
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#include "i960-opc.h"
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#include "arch.h"
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/* These must be defined before sim-base.h. */
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typedef USI sim_cia;
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#define CIA_GET(cpu) 0 /* FIXME:(CPU_CGEN_HW (cpu)->h_pc) */
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#define CIA_SET(cpu,val) 0 /* FIXME:(CPU_CGEN_HW (cpu)->h_pc = (val)) */
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/* FIXME: Shouldn't be required to define these this early. */
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#define SIM_ENGINE_HALT_HOOK(SD, LAST_CPU, CIA)
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#define SIM_ENGINE_RESTART_HOOK(SD, LAST_CPU, CIA)
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#include "sim-base.h"
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#include "cgen-sim.h"
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#include "i960-sim.h"
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/* The _sim_cpu struct. */
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struct _sim_cpu {
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sim_cpu_base base;
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/* Static parts of cgen. */
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CGEN_CPU cgen_cpu;
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/* CPU specific parts go here.
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Note that in files that don't need to access these pieces WANT_CPU_FOO
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won't be defined and thus these parts won't appear. This is ok.
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One has to of course be careful to not take the size of this
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struct and no structure members accessed in non-cpu specific files can
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go after here. */
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#if defined (WANT_CPU_I960BASE)
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I960BASE_CPU_DATA cpu_data;
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#endif
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};
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/* The sim_state struct. */
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struct sim_state {
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sim_cpu *cpu;
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#define STATE_CPU(sd, n) (/*&*/ (sd)->cpu)
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CGEN_STATE cgen_state;
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sim_state_base base;
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};
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/* Misc. */
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/* Catch address exceptions. */
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extern SIM_CORE_SIGNAL_FN i960_core_signal;
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#define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
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i960_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
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(TRANSFER), (ERROR))
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/* Default memory size. */
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/* This value comes from the libgloss/i960/mon960.ld linker script. */
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#define I960_DEFAULT_MEM_START 0xa0008000
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#define I960_DEFAULT_MEM_SIZE 0x800000 /* 8M */
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