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Exposed the complete Function Code of the M68000 (instead of just FC2 as previously). [Curt Coder]

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This commit is contained in:
Curt Coder 2011-03-02 16:18:38 +00:00
parent 094c4552ac
commit 8054748e92
2 changed files with 13 additions and 3 deletions
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12
src/emu/cpu/m68000/m68000.h
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@ -33,6 +33,16 @@ enum
M68K_CPU_TYPE_SCC68070
};
// function codes
enum
{
M68K_FC_USER_DATA = 1,
M68K_FC_USER_PROGRAM = 2,
M68K_FC_SUPERVISOR_DATA = 5,
M68K_FC_SUPERVISOR_PROGRAM = 6,
M68K_FC_INTERRUPT = 7
};
/* HMMU enable types for use with m68k_set_hmmu_enable() */
#define M68K_HMMU_DISABLE 0 /* no translation */
#define M68K_HMMU_ENABLE_II 1 /* Mac II style fixed translation */
@ -102,6 +112,6 @@ void m68k_set_reset_callback(device_t *device, m68k_reset_func callback);
void m68k_set_cmpild_callback(device_t *device, m68k_cmpild_func callback);
void m68k_set_rte_callback(device_t *device, m68k_rte_func callback);
void m68k_set_tas_callback(device_t *device, m68k_tas_func callback);
bool m68k_is_in_supervisor_mode(device_t *device);
UINT16 m68k_get_fc(device_t *device);
#endif /* __M68000_H__ */

4
src/emu/cpu/m68000/m68kcpu.c
View File

@ -1513,10 +1513,10 @@ void m68k_set_tas_callback(device_t *device, m68k_tas_func callback)
m68k->tas_instr_callback = callback;
}
bool m68k_is_in_supervisor_mode(device_t *device)
UINT16 m68k_get_fc(device_t *device)
{
m68ki_cpu_core *m68k = get_safe_token(device);
return m68k->s_flag;
return m68k->mmu_tmp_fc;
}