diff options
Diffstat (limited to 'target-lm32/helper.c')
-rw-r--r-- | target-lm32/helper.c | 128 |
1 files changed, 4 insertions, 124 deletions
diff --git a/target-lm32/helper.c b/target-lm32/helper.c index 15bc61554d..f85ff2e8e3 100644 --- a/target-lm32/helper.c +++ b/target-lm32/helper.c @@ -90,136 +90,16 @@ void lm32_cpu_do_interrupt(CPUState *cs) } } -typedef struct { - const char *name; - uint32_t revision; - uint8_t num_interrupts; - uint8_t num_breakpoints; - uint8_t num_watchpoints; - uint32_t features; -} LM32Def; - -static const LM32Def lm32_defs[] = { - { - .name = "lm32-basic", - .revision = 3, - .num_interrupts = 32, - .num_breakpoints = 4, - .num_watchpoints = 4, - .features = (LM32_FEATURE_SHIFT - | LM32_FEATURE_SIGN_EXTEND - | LM32_FEATURE_CYCLE_COUNT), - }, - { - .name = "lm32-standard", - .revision = 3, - .num_interrupts = 32, - .num_breakpoints = 4, - .num_watchpoints = 4, - .features = (LM32_FEATURE_MULTIPLY - | LM32_FEATURE_DIVIDE - | LM32_FEATURE_SHIFT - | LM32_FEATURE_SIGN_EXTEND - | LM32_FEATURE_I_CACHE - | LM32_FEATURE_CYCLE_COUNT), - }, - { - .name = "lm32-full", - .revision = 3, - .num_interrupts = 32, - .num_breakpoints = 4, - .num_watchpoints = 4, - .features = (LM32_FEATURE_MULTIPLY - | LM32_FEATURE_DIVIDE - | LM32_FEATURE_SHIFT - | LM32_FEATURE_SIGN_EXTEND - | LM32_FEATURE_I_CACHE - | LM32_FEATURE_D_CACHE - | LM32_FEATURE_CYCLE_COUNT), - } -}; - -void cpu_lm32_list(FILE *f, fprintf_function cpu_fprintf) -{ - int i; - - cpu_fprintf(f, "Available CPUs:\n"); - for (i = 0; i < ARRAY_SIZE(lm32_defs); i++) { - cpu_fprintf(f, " %s\n", lm32_defs[i].name); - } -} - -static const LM32Def *cpu_lm32_find_by_name(const char *name) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(lm32_defs); i++) { - if (strcasecmp(name, lm32_defs[i].name) == 0) { - return &lm32_defs[i]; - } - } - - return NULL; -} - -static uint32_t cfg_by_def(const LM32Def *def) -{ - uint32_t cfg = 0; - - if (def->features & LM32_FEATURE_MULTIPLY) { - cfg |= CFG_M; - } - - if (def->features & LM32_FEATURE_DIVIDE) { - cfg |= CFG_D; - } - - if (def->features & LM32_FEATURE_SHIFT) { - cfg |= CFG_S; - } - - if (def->features & LM32_FEATURE_SIGN_EXTEND) { - cfg |= CFG_X; - } - - if (def->features & LM32_FEATURE_I_CACHE) { - cfg |= CFG_IC; - } - - if (def->features & LM32_FEATURE_D_CACHE) { - cfg |= CFG_DC; - } - - if (def->features & LM32_FEATURE_CYCLE_COUNT) { - cfg |= CFG_CC; - } - - cfg |= (def->num_interrupts << CFG_INT_SHIFT); - cfg |= (def->num_breakpoints << CFG_BP_SHIFT); - cfg |= (def->num_watchpoints << CFG_WP_SHIFT); - cfg |= (def->revision << CFG_REV_SHIFT); - - return cfg; -} - LM32CPU *cpu_lm32_init(const char *cpu_model) { LM32CPU *cpu; - CPULM32State *env; - const LM32Def *def; + ObjectClass *oc; - def = cpu_lm32_find_by_name(cpu_model); - if (!def) { + oc = cpu_class_by_name(TYPE_LM32_CPU, cpu_model); + if (oc == NULL) { return NULL; } - - cpu = LM32_CPU(object_new(TYPE_LM32_CPU)); - env = &cpu->env; - - env->features = def->features; - env->num_bps = def->num_breakpoints; - env->num_wps = def->num_watchpoints; - env->cfg = cfg_by_def(def); + cpu = LM32_CPU(object_new(object_class_get_name(oc))); object_property_set_bool(OBJECT(cpu), true, "realized", NULL); |