diff options
Diffstat (limited to 'target/avr/cpu.c')
-rw-r--r-- | target/avr/cpu.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/target/avr/cpu.c b/target/avr/cpu.c index 05dd5551c7..b20a116892 100644 --- a/target/avr/cpu.c +++ b/target/avr/cpu.c @@ -215,3 +215,154 @@ static void avr_cpu_class_init(ObjectClass *oc, void *data) cc->gdb_num_core_regs = 35; cc->gdb_core_xml_file = "avr-cpu.xml"; } + +/* + * Setting features of AVR core type avr5 + * -------------------------------------- + * + * This type of AVR core is present in the following AVR MCUs: + * + * ata5702m322, ata5782, ata5790, ata5790n, ata5791, ata5795, ata5831, ata6613c, + * ata6614q, ata8210, ata8510, atmega16, atmega16a, atmega161, atmega162, + * atmega163, atmega164a, atmega164p, atmega164pa, atmega165, atmega165a, + * atmega165p, atmega165pa, atmega168, atmega168a, atmega168p, atmega168pa, + * atmega168pb, atmega169, atmega169a, atmega169p, atmega169pa, atmega16hvb, + * atmega16hvbrevb, atmega16m1, atmega16u4, atmega32a, atmega32, atmega323, + * atmega324a, atmega324p, atmega324pa, atmega325, atmega325a, atmega325p, + * atmega325pa, atmega3250, atmega3250a, atmega3250p, atmega3250pa, atmega328, + * atmega328p, atmega328pb, atmega329, atmega329a, atmega329p, atmega329pa, + * atmega3290, atmega3290a, atmega3290p, atmega3290pa, atmega32c1, atmega32m1, + * atmega32u4, atmega32u6, atmega406, atmega64, atmega64a, atmega640, atmega644, + * atmega644a, atmega644p, atmega644pa, atmega645, atmega645a, atmega645p, + * atmega6450, atmega6450a, atmega6450p, atmega649, atmega649a, atmega649p, + * atmega6490, atmega16hva, atmega16hva2, atmega32hvb, atmega6490a, atmega6490p, + * atmega64c1, atmega64m1, atmega64hve, atmega64hve2, atmega64rfr2, + * atmega644rfr2, atmega32hvbrevb, at90can32, at90can64, at90pwm161, at90pwm216, + * at90pwm316, at90scr100, at90usb646, at90usb647, at94k, m3000 + */ +static void avr_avr5_initfn(Object *obj) +{ + AVRCPU *cpu = AVR_CPU(obj); + CPUAVRState *env = &cpu->env; + + set_avr_feature(env, AVR_FEATURE_LPM); + set_avr_feature(env, AVR_FEATURE_IJMP_ICALL); + set_avr_feature(env, AVR_FEATURE_ADIW_SBIW); + set_avr_feature(env, AVR_FEATURE_SRAM); + set_avr_feature(env, AVR_FEATURE_BREAK); + + set_avr_feature(env, AVR_FEATURE_2_BYTE_PC); + set_avr_feature(env, AVR_FEATURE_2_BYTE_SP); + set_avr_feature(env, AVR_FEATURE_JMP_CALL); + set_avr_feature(env, AVR_FEATURE_LPMX); + set_avr_feature(env, AVR_FEATURE_MOVW); + set_avr_feature(env, AVR_FEATURE_MUL); +} + +/* + * Setting features of AVR core type avr51 + * -------------------------------------- + * + * This type of AVR core is present in the following AVR MCUs: + * + * atmega128, atmega128a, atmega1280, atmega1281, atmega1284, atmega1284p, + * atmega128rfa1, atmega128rfr2, atmega1284rfr2, at90can128, at90usb1286, + * at90usb1287 + */ +static void avr_avr51_initfn(Object *obj) +{ + AVRCPU *cpu = AVR_CPU(obj); + CPUAVRState *env = &cpu->env; + + set_avr_feature(env, AVR_FEATURE_LPM); + set_avr_feature(env, AVR_FEATURE_IJMP_ICALL); + set_avr_feature(env, AVR_FEATURE_ADIW_SBIW); + set_avr_feature(env, AVR_FEATURE_SRAM); + set_avr_feature(env, AVR_FEATURE_BREAK); + + set_avr_feature(env, AVR_FEATURE_2_BYTE_PC); + set_avr_feature(env, AVR_FEATURE_2_BYTE_SP); + set_avr_feature(env, AVR_FEATURE_RAMPZ); + set_avr_feature(env, AVR_FEATURE_ELPMX); + set_avr_feature(env, AVR_FEATURE_ELPM); + set_avr_feature(env, AVR_FEATURE_JMP_CALL); + set_avr_feature(env, AVR_FEATURE_LPMX); + set_avr_feature(env, AVR_FEATURE_MOVW); + set_avr_feature(env, AVR_FEATURE_MUL); +} + +/* + * Setting features of AVR core type avr6 + * -------------------------------------- + * + * This type of AVR core is present in the following AVR MCUs: + * + * atmega2560, atmega2561, atmega256rfr2, atmega2564rfr2 + */ +static void avr_avr6_initfn(Object *obj) +{ + AVRCPU *cpu = AVR_CPU(obj); + CPUAVRState *env = &cpu->env; + + set_avr_feature(env, AVR_FEATURE_LPM); + set_avr_feature(env, AVR_FEATURE_IJMP_ICALL); + set_avr_feature(env, AVR_FEATURE_ADIW_SBIW); + set_avr_feature(env, AVR_FEATURE_SRAM); + set_avr_feature(env, AVR_FEATURE_BREAK); + + set_avr_feature(env, AVR_FEATURE_3_BYTE_PC); + set_avr_feature(env, AVR_FEATURE_2_BYTE_SP); + set_avr_feature(env, AVR_FEATURE_RAMPZ); + set_avr_feature(env, AVR_FEATURE_EIJMP_EICALL); + set_avr_feature(env, AVR_FEATURE_ELPMX); + set_avr_feature(env, AVR_FEATURE_ELPM); + set_avr_feature(env, AVR_FEATURE_JMP_CALL); + set_avr_feature(env, AVR_FEATURE_LPMX); + set_avr_feature(env, AVR_FEATURE_MOVW); + set_avr_feature(env, AVR_FEATURE_MUL); +} + +typedef struct AVRCPUInfo { + const char *name; + void (*initfn)(Object *obj); +} AVRCPUInfo; + + +static void avr_cpu_list_entry(gpointer data, gpointer user_data) +{ + const char *typename = object_class_get_name(OBJECT_CLASS(data)); + + qemu_printf("%s\n", typename); +} + +void avr_cpu_list(void) +{ + GSList *list; + list = object_class_get_list_sorted(TYPE_AVR_CPU, false); + g_slist_foreach(list, avr_cpu_list_entry, NULL); + g_slist_free(list); +} + +#define DEFINE_AVR_CPU_TYPE(model, initfn) \ + { \ + .parent = TYPE_AVR_CPU, \ + .instance_init = initfn, \ + .name = AVR_CPU_TYPE_NAME(model), \ + } + +static const TypeInfo avr_cpu_type_info[] = { + { + .name = TYPE_AVR_CPU, + .parent = TYPE_CPU, + .instance_size = sizeof(AVRCPU), + .instance_init = avr_cpu_initfn, + .class_size = sizeof(AVRCPUClass), + .class_init = avr_cpu_class_init, + .abstract = true, + }, + DEFINE_AVR_CPU_TYPE("avr5", avr_avr5_initfn), + DEFINE_AVR_CPU_TYPE("avr51", avr_avr51_initfn), + DEFINE_AVR_CPU_TYPE("avr6", avr_avr6_initfn), +}; + +DEFINE_TYPES(avr_cpu_type_info) |