diff options
| -rw-r--r-- | target/m68k/cpu.h | 4 | ||||
| -rw-r--r-- | target/m68k/helper.c | 10 |
2 files changed, 14 insertions, 0 deletions
diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h index 2b1cdf241b..ae34c94615 100644 --- a/target/m68k/cpu.h +++ b/target/m68k/cpu.h @@ -393,6 +393,10 @@ typedef enum { #define M68K_CR_DACR0 0x006 #define M68K_CR_DACR1 0x007 +/* MC68060 */ +#define M68K_CR_BUSCR 0x008 +#define M68K_CR_PCR 0x808 + #define M68K_FPIAR_SHIFT 0 #define M68K_FPIAR (1 << M68K_FPIAR_SHIFT) #define M68K_FPSR_SHIFT 1 diff --git a/target/m68k/helper.c b/target/m68k/helper.c index 9e81ee53ad..69acdc3b35 100644 --- a/target/m68k/helper.c +++ b/target/m68k/helper.c @@ -255,6 +255,11 @@ void HELPER(m68k_movec_to)(CPUM68KState *env, uint32_t reg, uint32_t val) case M68K_CR_DTT1: env->mmu.ttr[M68K_DTTR1] = val; return; + /* Unimplemented Registers */ + case M68K_CR_CAAR: + case M68K_CR_PCR: + case M68K_CR_BUSCR: + break; } cpu_abort(env_cpu(env), "Unimplemented control register write 0x%x = 0x%x\n", @@ -309,6 +314,11 @@ uint32_t HELPER(m68k_movec_from)(CPUM68KState *env, uint32_t reg) /* MC68040/MC68LC040 */ case M68K_CR_DTT1: /* MC68EC040 only: M68K_CR_DACR1 */ return env->mmu.ttr[M68K_DTTR1]; + /* Unimplemented Registers */ + case M68K_CR_CAAR: + case M68K_CR_PCR: + case M68K_CR_BUSCR: + break; } cpu_abort(env_cpu(env), "Unimplemented control register read 0x%x\n", reg); |