diff options
| -rw-r--r-- | target/avr/cpu.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/target/avr/cpu.h b/target/avr/cpu.h index 8d99122804..d2c2e40c19 100644 --- a/target/avr/cpu.h +++ b/target/avr/cpu.h @@ -72,6 +72,42 @@ */ #define OFFSET_IO_REGISTERS (OFFSET_DATA + NUMBER_OF_CPU_REGISTERS) +typedef enum AVRFeature { + AVR_FEATURE_SRAM, + + AVR_FEATURE_1_BYTE_PC, + AVR_FEATURE_2_BYTE_PC, + AVR_FEATURE_3_BYTE_PC, + + AVR_FEATURE_1_BYTE_SP, + AVR_FEATURE_2_BYTE_SP, + + AVR_FEATURE_BREAK, + AVR_FEATURE_DES, + AVR_FEATURE_RMW, /* Read Modify Write - XCH LAC LAS LAT */ + + AVR_FEATURE_EIJMP_EICALL, + AVR_FEATURE_IJMP_ICALL, + AVR_FEATURE_JMP_CALL, + + AVR_FEATURE_ADIW_SBIW, + + AVR_FEATURE_SPM, + AVR_FEATURE_SPMX, + + AVR_FEATURE_ELPMX, + AVR_FEATURE_ELPM, + AVR_FEATURE_LPMX, + AVR_FEATURE_LPM, + + AVR_FEATURE_MOVW, + AVR_FEATURE_MUL, + AVR_FEATURE_RAMPD, + AVR_FEATURE_RAMPX, + AVR_FEATURE_RAMPY, + AVR_FEATURE_RAMPZ, +} AVRFeature; + typedef struct CPUAVRState CPUAVRState; struct CPUAVRState { @@ -126,6 +162,16 @@ hwaddr avr_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr); int avr_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg); int avr_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg); +static inline int avr_feature(CPUAVRState *env, AVRFeature feature) +{ + return (env->features & (1U << feature)) != 0; +} + +static inline void set_avr_feature(CPUAVRState *env, int feature) +{ + env->features |= (1U << feature); +} + #define cpu_list avr_cpu_list #define cpu_signal_handler cpu_avr_signal_handler #define cpu_mmu_index avr_cpu_mmu_index |