diff options
Diffstat (limited to 'target-m68k/cpu.h')
| -rw-r--r-- | target-m68k/cpu.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target-m68k/cpu.h b/target-m68k/cpu.h index a34c137344..5004a9168b 100644 --- a/target-m68k/cpu.h +++ b/target-m68k/cpu.h @@ -53,6 +53,8 @@ #define EXCP_RTE 0x100 #define EXCP_HALT_INSN 0x101 +#define NB_MMU_MODES 2 + typedef struct CPUM68KState { uint32_t dregs[8]; uint32_t aregs[8]; @@ -223,6 +225,15 @@ void register_m68k_insns (CPUM68KState *env); #define cpu_gen_code cpu_m68k_gen_code #define cpu_signal_handler cpu_m68k_signal_handler +/* MMU modes definitions */ +#define MMU_MODE0_SUFFIX _kernel +#define MMU_MODE1_SUFFIX _user +#define MMU_USER_IDX 1 +static inline int cpu_mmu_index (CPUState *env) +{ + return (env->sr & SR_S) == 0 ? 1 : 0; +} + #include "cpu-all.h" #endif |