Merge remote-tracking branch 'remotes/ehabkost/tags/x86-and-machine-pull-request' into staging

x86/cpu/numa queue, 2017-10-27

# gpg: Signature made Fri 27 Oct 2017 15:17:12 BST
# gpg:                using RSA key 0x2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-and-machine-pull-request: (39 commits)
  x86: Skip check apic_id_limit for Xen
  numa: fixup parsed NumaNodeOptions earlier
  mips: r4k: replace cpu_model with cpu_type
  mips: mipssim: replace cpu_model with cpu_type
  mips: Magnum/Acer Pica 61: replace cpu_model with cpu_type
  mips: fulong2e: replace cpu_model with cpu_type
  mips: malta/boston: replace cpu_model with cpu_type
  mips: use object_new() instead of gnew()+object_initialize()
  sparc: leon3: use generic cpu_model parsing
  sparc: sparc: use generic cpu_model parsing
  sparc: sun4u/sun4v/niagara: use generic cpu_model parsing
  sparc: cleanup cpu type name composition
  tricore: use generic cpu_model parsing
  tricore: cleanup cpu type name composition
  unicore32: use generic cpu_model parsing
  unicore32: cleanup cpu type name composition
  xtensa: lx60/lx200/ml605/kc705: use generic cpu_model parsing
  xtensa: sim: use generic cpu_model parsing
  xtensa: cleanup cpu type name composition
  sh4: remove SuperHCPUClass::name field
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

27 files changed, 97 insertions, 171 deletions

diff --git a/hw/alpha/dp264.c b/hw/alpha/dp264.c
index 1b12130..babd6ea 100644
--- a/hw/alpha/dp264.c
+++ b/hw/alpha/dp264.c
@@ -51,7 +51,6 @@ static int clipper_pci_map_irq(PCIDevice *d, int irq_num)
 static void clipper_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model ? machine->cpu_model : "ev67";
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -67,7 +66,7 @@ static void clipper_init(MachineState *machine)
     /* Create up to 4 cpus.  */
     memset(cpus, 0, sizeof(cpus));
     for (i = 0; i < smp_cpus; ++i) {
-        cpus[i] = ALPHA_CPU(cpu_generic_init(TYPE_ALPHA_CPU, cpu_model));
+        cpus[i] = ALPHA_CPU(cpu_create(machine->cpu_type));
     }
 
     cpus[0]->env.trap_arg0 = ram_size;
@@ -179,6 +178,7 @@ static void clipper_machine_init(MachineClass *mc)
     mc->block_default_type = IF_IDE;
     mc->max_cpus = 4;
     mc->is_default = 1;
+    mc->default_cpu_type = ALPHA_CPU_TYPE_NAME("ev67");
 }
 
 DEFINE_MACHINE("clipper", clipper_machine_init)
diff --git a/hw/cris/axis_dev88.c b/hw/cris/axis_dev88.c
index 5eb552b..9ccc435 100644
--- a/hw/cris/axis_dev88.c
+++ b/hw/cris/axis_dev88.c
@@ -251,7 +251,6 @@ static
 void axisdev88_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     CRISCPU *cpu;
@@ -268,10 +267,7 @@ void axisdev88_init(MachineState *machine)
     MemoryRegion *phys_intmem = g_new(MemoryRegion, 1);
 
     /* init CPUs */
-    if (cpu_model == NULL) {
-        cpu_model = "crisv32";
-    }
-    cpu = CRIS_CPU(cpu_generic_init(TYPE_CRIS_CPU, cpu_model));
+    cpu = CRIS_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     /* allocate RAM */
@@ -359,6 +355,7 @@ static void axisdev88_machine_init(MachineClass *mc)
     mc->desc = "AXIS devboard 88";
     mc->init = axisdev88_init;
     mc->is_default = 1;
+    mc->default_cpu_type = CRIS_CPU_TYPE_NAME("crisv32");
 }
 
 DEFINE_MACHINE("axis-dev88", axisdev88_machine_init)
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 8e307f7..e11a65b 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1228,7 +1228,7 @@ void pc_machine_done(Notifier *notifier, void *data)
         fw_cfg_modify_i16(pcms->fw_cfg, FW_CFG_NB_CPUS, pcms->boot_cpus);
     }
 
-    if (pcms->apic_id_limit > 255) {
+    if (pcms->apic_id_limit > 255 && !xen_enabled()) {
         IntelIOMMUState *iommu = INTEL_IOMMU_DEVICE(x86_iommu_get_default());
 
         if (!iommu || !iommu->x86_iommu.intr_supported ||
diff --git a/hw/lm32/lm32_boards.c b/hw/lm32/lm32_boards.c
index b0bb3ef..002d638 100644
--- a/hw/lm32/lm32_boards.c
+++ b/hw/lm32/lm32_boards.c
@@ -75,7 +75,6 @@ static void main_cpu_reset(void *opaque)
 
 static void lm32_evr_init(MachineState *machine)
 {
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     LM32CPU *cpu;
     CPULM32State *env;
@@ -101,10 +100,7 @@ static void lm32_evr_init(MachineState *machine)
 
     reset_info = g_malloc0(sizeof(ResetInfo));
 
-    if (cpu_model == NULL) {
-        cpu_model = "lm32-full";
-    }
-    cpu = LM32_CPU(cpu_generic_init(TYPE_LM32_CPU, cpu_model));
+    cpu = LM32_CPU(cpu_create(machine->cpu_type));
 
     env = &cpu->env;
     reset_info->cpu = cpu;
@@ -163,7 +159,6 @@ static void lm32_evr_init(MachineState *machine)
 
 static void lm32_uclinux_init(MachineState *machine)
 {
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -198,10 +193,7 @@ static void lm32_uclinux_init(MachineState *machine)
 
     reset_info = g_malloc0(sizeof(ResetInfo));
 
-    if (cpu_model == NULL) {
-        cpu_model = "lm32-full";
-    }
-    cpu = LM32_CPU(cpu_generic_init(TYPE_LM32_CPU, cpu_model));
+    cpu = LM32_CPU(cpu_create(machine->cpu_type));
 
     env = &cpu->env;
     reset_info->cpu = cpu;
@@ -295,6 +287,7 @@ static void lm32_evr_class_init(ObjectClass *oc, void *data)
     mc->desc = "LatticeMico32 EVR32 eval system";
     mc->init = lm32_evr_init;
     mc->is_default = 1;
+    mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full");
 }
 
 static const TypeInfo lm32_evr_type = {
@@ -310,6 +303,7 @@ static void lm32_uclinux_class_init(ObjectClass *oc, void *data)
     mc->desc = "lm32 platform for uClinux and u-boot by Theobroma Systems";
     mc->init = lm32_uclinux_init;
     mc->is_default = 0;
+    mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full");
 }
 
 static const TypeInfo lm32_uclinux_type = {
diff --git a/hw/lm32/milkymist.c b/hw/lm32/milkymist.c
index 4db4d2d..d4e765f 100644
--- a/hw/lm32/milkymist.c
+++ b/hw/lm32/milkymist.c
@@ -80,7 +80,6 @@ static void main_cpu_reset(void *opaque)
 static void
 milkymist_init(MachineState *machine)
 {
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -108,10 +107,7 @@ milkymist_init(MachineState *machine)
 
     reset_info = g_malloc0(sizeof(ResetInfo));
 
-    if (cpu_model == NULL) {
-        cpu_model = "lm32-full";
-    }
-    cpu = LM32_CPU(cpu_generic_init(TYPE_LM32_CPU, cpu_model));
+    cpu = LM32_CPU(cpu_create(machine->cpu_type));
 
     env = &cpu->env;
     reset_info->cpu = cpu;
@@ -216,6 +212,7 @@ static void milkymist_machine_init(MachineClass *mc)
     mc->desc = "Milkymist One";
     mc->init = milkymist_init;
     mc->is_default = 0;
+    mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full");
 }
 
 DEFINE_MACHINE("milkymist", milkymist_machine_init)
diff --git a/hw/m68k/an5206.c b/hw/m68k/an5206.c
index db634cb..5e067ea 100644
--- a/hw/m68k/an5206.c
+++ b/hw/m68k/an5206.c
@@ -28,7 +28,6 @@
 static void an5206_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     M68kCPU *cpu;
     CPUM68KState *env;
@@ -39,10 +38,7 @@ static void an5206_init(MachineState *machine)
     MemoryRegion *ram = g_new(MemoryRegion, 1);
     MemoryRegion *sram = g_new(MemoryRegion, 1);
 
-    if (!cpu_model) {
-        cpu_model = "m5206";
-    }
-    cpu = M68K_CPU(cpu_generic_init(TYPE_M68K_CPU, cpu_model));
+    cpu = M68K_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     /* Initialize CPU registers.  */
@@ -94,6 +90,7 @@ static void an5206_machine_init(MachineClass *mc)
 {
     mc->desc = "Arnewsh 5206";
     mc->init = an5206_init;
+    mc->default_cpu_type = M68K_CPU_TYPE_NAME("m5206");
 }
 
 DEFINE_MACHINE("an5206", an5206_machine_init)
diff --git a/hw/m68k/mcf5208.c b/hw/m68k/mcf5208.c
index 68589c3..fac0d09 100644
--- a/hw/m68k/mcf5208.c
+++ b/hw/m68k/mcf5208.c
@@ -218,7 +218,6 @@ static void mcf_fec_init(MemoryRegion *sysmem, NICInfo *nd, hwaddr base,
 static void mcf5208evb_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     M68kCPU *cpu;
     CPUM68KState *env;
@@ -230,10 +229,7 @@ static void mcf5208evb_init(MachineState *machine)
     MemoryRegion *ram = g_new(MemoryRegion, 1);
     MemoryRegion *sram = g_new(MemoryRegion, 1);
 
-    if (!cpu_model) {
-        cpu_model = "m5208";
-    }
-    cpu = M68K_CPU(cpu_generic_init(TYPE_M68K_CPU, cpu_model));
+    cpu = M68K_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     /* Initialize CPU registers.  */
@@ -322,6 +318,7 @@ static void mcf5208evb_machine_init(MachineClass *mc)
     mc->desc = "MCF5206EVB";
     mc->init = mcf5208evb_init;
     mc->is_default = 1;
+    mc->default_cpu_type = M68K_CPU_TYPE_NAME("m5208");
 }
 
 DEFINE_MACHINE("mcf5208evb", mcf5208evb_machine_init)
diff --git a/hw/mips/boston.c b/hw/mips/boston.c
index 776ee28..1cb4b6a 100644
--- a/hw/mips/boston.c
+++ b/hw/mips/boston.c
@@ -437,7 +437,6 @@ static void boston_mach_init(MachineState *machine)
     DeviceState *dev;
     BostonState *s;
     Error *err = NULL;
-    const char *cpu_model;
     MemoryRegion *flash, *ddr, *ddr_low_alias, *lcd, *platreg;
     MemoryRegion *sys_mem = get_system_memory();
     XilinxPCIEHost *pcie2;
@@ -453,26 +452,24 @@ static void boston_mach_init(MachineState *machine)
         exit(1);
     }
 
-    cpu_model = machine->cpu_model ?: "I6400";
-
     dev = qdev_create(NULL, TYPE_MIPS_BOSTON);
     qdev_init_nofail(dev);
 
     s = BOSTON(dev);
     s->mach = machine;
-    s->cps = g_new0(MIPSCPSState, 1);
 
-    if (!cpu_supports_cps_smp(cpu_model)) {
+    if (!cpu_supports_cps_smp(machine->cpu_type)) {
         error_report("Boston requires CPUs which support CPS");
         exit(1);
     }
 
-    is_64b = cpu_supports_isa(cpu_model, ISA_MIPS64);
+    is_64b = cpu_supports_isa(machine->cpu_type, ISA_MIPS64);
 
-    object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS);
+    s->cps = MIPS_CPS(object_new(TYPE_MIPS_CPS));
     qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default());
 
-    object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err);
+    object_property_set_str(OBJECT(s->cps), machine->cpu_type, "cpu-type",
+                            &err);
     object_property_set_int(OBJECT(s->cps), smp_cpus, "num-vp", &err);
     object_property_set_bool(OBJECT(s->cps), true, "realized", &err);
 
@@ -572,6 +569,7 @@ static void boston_mach_class_init(MachineClass *mc)
     mc->block_default_type = IF_IDE;
     mc->default_ram_size = 1 * G_BYTE;
     mc->max_cpus = 16;
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("I6400");
 }
 
 DEFINE_MACHINE("boston", boston_mach_class_init)
diff --git a/hw/mips/cps.c b/hw/mips/cps.c
index fe5c630..4285d19 100644
--- a/hw/mips/cps.c
+++ b/hw/mips/cps.c
@@ -71,7 +71,7 @@ static void mips_cps_realize(DeviceState *dev, Error **errp)
     bool itu_present = false;
 
     for (i = 0; i < s->num_vp; i++) {
-        cpu = MIPS_CPU(cpu_generic_init(TYPE_MIPS_CPU, s->cpu_model));
+        cpu = MIPS_CPU(cpu_create(s->cpu_type));
 
         /* Init internal devices */
         cpu_mips_irq_init_cpu(cpu);
@@ -160,7 +160,7 @@ static void mips_cps_realize(DeviceState *dev, Error **errp)
 static Property mips_cps_properties[] = {
     DEFINE_PROP_UINT32("num-vp", MIPSCPSState, num_vp, 1),
     DEFINE_PROP_UINT32("num-irq", MIPSCPSState, num_irq, 256),
-    DEFINE_PROP_STRING("cpu-model", MIPSCPSState, cpu_model),
+    DEFINE_PROP_STRING("cpu-type", MIPSCPSState, cpu_type),
     DEFINE_PROP_END_OF_LIST()
 };
 
diff --git a/hw/mips/mips_fulong2e.c b/hw/mips/mips_fulong2e.c
index 7531868..146cf0f 100644
--- a/hw/mips/mips_fulong2e.c
+++ b/hw/mips/mips_fulong2e.c
@@ -258,7 +258,6 @@ static void network_init (PCIBus *pci_bus)
 static void mips_fulong2e_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -277,10 +276,7 @@ static void mips_fulong2e_init(MachineState *machine)
     CPUMIPSState *env;
 
     /* init CPUs */
-    if (cpu_model == NULL) {
-        cpu_model = "Loongson-2E";
-    }
-    cpu = MIPS_CPU(cpu_generic_init(TYPE_MIPS_CPU, cpu_model));
+    cpu = MIPS_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     qemu_register_reset(main_cpu_reset, cpu);
@@ -385,6 +381,7 @@ static void mips_fulong2e_machine_init(MachineClass *mc)
     mc->desc = "Fulong 2e mini pc";
     mc->init = mips_fulong2e_init;
     mc->block_default_type = IF_IDE;
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("Loongson-2E");
 }
 
 DEFINE_MACHINE("fulong2e", mips_fulong2e_machine_init)
diff --git a/hw/mips/mips_jazz.c b/hw/mips/mips_jazz.c
index 7e6626d..fe4f173 100644
--- a/hw/mips/mips_jazz.c
+++ b/hw/mips/mips_jazz.c
@@ -122,7 +122,6 @@ static void mips_jazz_init(MachineState *machine,
                            enum jazz_model_e jazz_model)
 {
     MemoryRegion *address_space = get_system_memory();
-    const char *cpu_model = machine->cpu_model;
     char *filename;
     int bios_size, n;
     MIPSCPU *cpu;
@@ -148,10 +147,7 @@ static void mips_jazz_init(MachineState *machine,
     MemoryRegion *bios2 = g_new(MemoryRegion, 1);
 
     /* init CPUs */
-    if (cpu_model == NULL) {
-        cpu_model = "R4000";
-    }
-    cpu = MIPS_CPU(cpu_generic_init(TYPE_MIPS_CPU, cpu_model));
+    cpu = MIPS_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
     qemu_register_reset(main_cpu_reset, cpu);
 
@@ -349,6 +345,7 @@ static void mips_magnum_class_init(ObjectClass *oc, void *data)
     mc->desc = "MIPS Magnum";
     mc->init = mips_magnum_init;
     mc->block_default_type = IF_SCSI;
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("R4000");
 }
 
 static const TypeInfo mips_magnum_type = {
@@ -364,6 +361,7 @@ static void mips_pica61_class_init(ObjectClass *oc, void *data)
     mc->desc = "Acer Pica 61";
     mc->init = mips_pica61_init;
     mc->block_default_type = IF_SCSI;
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("R4000");
 }
 
 static const TypeInfo mips_pica61_type = {
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index 2adb9bc..ec6af4a 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -923,7 +923,7 @@ static void main_cpu_reset(void *opaque)
     }
 }
 
-static void create_cpu_without_cps(const char *cpu_model,
+static void create_cpu_without_cps(const char *cpu_type,
                                    qemu_irq *cbus_irq, qemu_irq *i8259_irq)
 {
     CPUMIPSState *env;
@@ -931,7 +931,7 @@ static void create_cpu_without_cps(const char *cpu_model,
     int i;
 
     for (i = 0; i < smp_cpus; i++) {
-        cpu = MIPS_CPU(cpu_generic_init(TYPE_MIPS_CPU, cpu_model));
+        cpu = MIPS_CPU(cpu_create(cpu_type));
 
         /* Init internal devices */
         cpu_mips_irq_init_cpu(cpu);
@@ -945,16 +945,15 @@ static void create_cpu_without_cps(const char *cpu_model,
     *cbus_irq = env->irq[4];
 }
 
-static void create_cps(MaltaState *s, const char *cpu_model,
+static void create_cps(MaltaState *s, const char *cpu_type,
                        qemu_irq *cbus_irq, qemu_irq *i8259_irq)
 {
     Error *err = NULL;
-    s->cps = g_new0(MIPSCPSState, 1);
 
-    object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS);
+    s->cps = MIPS_CPS(object_new(TYPE_MIPS_CPS));
     qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default());
 
-    object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err);
+    object_property_set_str(OBJECT(s->cps), cpu_type, "cpu-type", &err);
     object_property_set_int(OBJECT(s->cps), smp_cpus, "num-vp", &err);
     object_property_set_bool(OBJECT(s->cps), true, "realized", &err);
     if (err != NULL) {
@@ -968,21 +967,13 @@ static void create_cps(MaltaState *s, const char *cpu_model,
     *cbus_irq = NULL;
 }
 
-static void create_cpu(MaltaState *s, const char *cpu_model,
-                       qemu_irq *cbus_irq, qemu_irq *i8259_irq)
+static void mips_create_cpu(MaltaState *s, const char *cpu_type,
+                            qemu_irq *cbus_irq, qemu_irq *i8259_irq)
 {
-    if (cpu_model == NULL) {
-#ifdef TARGET_MIPS64
-        cpu_model = "20Kc";
-#else
-        cpu_model = "24Kf";
-#endif
-    }
-
-    if ((smp_cpus > 1) && cpu_supports_cps_smp(cpu_model)) {
-        create_cps(s, cpu_model, cbus_irq, i8259_irq);
+    if ((smp_cpus > 1) && cpu_supports_cps_smp(cpu_type)) {
+        create_cps(s, cpu_type, cbus_irq, i8259_irq);
     } else {
-        create_cpu_without_cps(cpu_model, cbus_irq, i8259_irq);
+        create_cpu_without_cps(cpu_type, cbus_irq, i8259_irq);
     }
 }
 
@@ -1039,7 +1030,7 @@ void mips_malta_init(MachineState *machine)
     }
 
     /* create CPU */
-    create_cpu(s, machine->cpu_model, &cbus_irq, &i8259_irq);
+    mips_create_cpu(s, machine->cpu_type, &cbus_irq, &i8259_irq);
 
     /* allocate RAM */
     if (ram_size > (2048u << 20)) {
@@ -1265,6 +1256,11 @@ static void mips_malta_machine_init(MachineClass *mc)
     mc->block_default_type = IF_IDE;
     mc->max_cpus = 16;
     mc->is_default = 1;
+#ifdef TARGET_MIPS64
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("20Kc");
+#else
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("24Kf");
+#endif
 }
 
 DEFINE_MACHINE("malta", mips_malta_machine_init)
diff --git a/hw/mips/mips_mipssim.c b/hw/mips/mips_mipssim.c
index a092072..e5d3654 100644
--- a/hw/mips/mips_mipssim.c
+++ b/hw/mips/mips_mipssim.c
@@ -141,7 +141,6 @@ static void
 mips_mipssim_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -156,14 +155,7 @@ mips_mipssim_init(MachineState *machine)
     int bios_size;
 
     /* Init CPUs. */
-    if (cpu_model == NULL) {
-#ifdef TARGET_MIPS64
-        cpu_model = "5Kf";
-#else
-        cpu_model = "24Kf";
-#endif
-    }
-    cpu = MIPS_CPU(cpu_generic_init(TYPE_MIPS_CPU, cpu_model));
+    cpu = MIPS_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     reset_info = g_malloc0(sizeof(ResetData));
@@ -235,6 +227,11 @@ static void mips_mipssim_machine_init(MachineClass *mc)
 {
     mc->desc = "MIPS MIPSsim platform";
     mc->init = mips_mipssim_init;
+#ifdef TARGET_MIPS64
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("5Kf");
+#else
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("24Kf");
+#endif
 }
 
 DEFINE_MACHINE("mipssim", mips_mipssim_machine_init)
diff --git a/hw/mips/mips_r4k.c b/hw/mips/mips_r4k.c
index 1272d4e..3bbb182 100644
--- a/hw/mips/mips_r4k.c
+++ b/hw/mips/mips_r4k.c
@@ -163,7 +163,6 @@ static
 void mips_r4k_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -186,14 +185,7 @@ void mips_r4k_init(MachineState *machine)
     int be;
 
     /* init CPUs */
-    if (cpu_model == NULL) {
-#ifdef TARGET_MIPS64
-        cpu_model = "R4000";
-#else
-        cpu_model = "24Kf";
-#endif
-    }
-    cpu = MIPS_CPU(cpu_generic_init(TYPE_MIPS_CPU, cpu_model));
+    cpu = MIPS_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     reset_info = g_malloc0(sizeof(ResetData));
@@ -303,6 +295,12 @@ static void mips_machine_init(MachineClass *mc)
     mc->desc = "mips r4k platform";
     mc->init = mips_r4k_init;
     mc->block_default_type = IF_IDE;
+#ifdef TARGET_MIPS64
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("R4000");
+#else
+    mc->default_cpu_type = MIPS_CPU_TYPE_NAME("24Kf");
+#endif
+
 }
 
 DEFINE_MACHINE("mips", mips_machine_init)
diff --git a/hw/moxie/moxiesim.c b/hw/moxie/moxiesim.c
index 5ea8dd3..3ba5848 100644
--- a/hw/moxie/moxiesim.c
+++ b/hw/moxie/moxiesim.c
@@ -103,7 +103,6 @@ static void moxiesim_init(MachineState *machine)
 {
     MoxieCPU *cpu = NULL;
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -115,10 +114,7 @@ static void moxiesim_init(MachineState *machine)
     LoaderParams loader_params;
 
     /* Init CPUs. */
-    if (cpu_model == NULL) {
-        cpu_model = "MoxieLite-moxie-cpu";
-    }
-    cpu = MOXIE_CPU(cpu_generic_init(TYPE_MOXIE_CPU, cpu_model));
+    cpu = MOXIE_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     qemu_register_reset(main_cpu_reset, cpu);
@@ -150,6 +146,7 @@ static void moxiesim_machine_init(MachineClass *mc)
     mc->desc = "Moxie simulator platform";
     mc->init = moxiesim_init;
     mc->is_default = 1;
+    mc->default_cpu_type = MOXIE_CPU_TYPE_NAME("MoxieLite");
 }
 
 DEFINE_MACHINE("moxiesim", moxiesim_machine_init)
diff --git a/hw/openrisc/openrisc_sim.c b/hw/openrisc/openrisc_sim.c
index 58638c6..e9558f1 100644
--- a/hw/openrisc/openrisc_sim.c
+++ b/hw/openrisc/openrisc_sim.c
@@ -125,7 +125,6 @@ static void openrisc_load_kernel(ram_addr_t ram_size,
 static void openrisc_sim_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     OpenRISCCPU *cpu = NULL;
     MemoryRegion *ram;
@@ -133,12 +132,8 @@ static void openrisc_sim_init(MachineState *machine)
     qemu_irq serial_irq;
     int n;
 
-    if (!cpu_model) {
-        cpu_model = "or1200";
-    }
-
     for (n = 0; n < smp_cpus; n++) {
-        cpu = OPENRISC_CPU(cpu_generic_init(TYPE_OPENRISC_CPU, cpu_model));
+        cpu = OPENRISC_CPU(cpu_create(machine->cpu_type));
         if (cpu == NULL) {
             fprintf(stderr, "Unable to find CPU definition!\n");
             exit(1);
@@ -180,6 +175,7 @@ static void openrisc_sim_machine_init(MachineClass *mc)
     mc->init = openrisc_sim_init;
     mc->max_cpus = 2;
     mc->is_default = 1;
+    mc->default_cpu_type = OPENRISC_CPU_TYPE_NAME("or1200");
 }
 
 DEFINE_MACHINE("or1k-sim", openrisc_sim_machine_init)
diff --git a/hw/sh4/r2d.c b/hw/sh4/r2d.c
index 16b9ed2..458ed83 100644
--- a/hw/sh4/r2d.c
+++ b/hw/sh4/r2d.c
@@ -225,7 +225,6 @@ static struct QEMU_PACKED
 
 static void r2d_init(MachineState *machine)
 {
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -242,11 +241,7 @@ static void r2d_init(MachineState *machine)
     MemoryRegion *address_space_mem = get_system_memory();
     PCIBus *pci_bus;
 
-    if (cpu_model == NULL) {
-        cpu_model = "SH7751R";
-    }
-
-    cpu = SUPERH_CPU(cpu_generic_init(TYPE_SUPERH_CPU, cpu_model));
+    cpu = SUPERH_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     reset_info = g_malloc0(sizeof(ResetData));
@@ -365,6 +360,7 @@ static void r2d_machine_init(MachineClass *mc)
     mc->desc = "r2d-plus board";
     mc->init = r2d_init;
     mc->block_default_type = IF_IDE;
+    mc->default_cpu_type = TYPE_SH7751R_CPU;
 }
 
 DEFINE_MACHINE("r2d", r2d_machine_init)
diff --git a/hw/sh4/shix.c b/hw/sh4/shix.c
index 50ee36a..4add230 100644
--- a/hw/sh4/shix.c
+++ b/hw/sh4/shix.c
@@ -45,7 +45,6 @@
 
 static void shix_init(MachineState *machine)
 {
-    const char *cpu_model = machine->cpu_model;
     int ret;
     SuperHCPU *cpu;
     struct SH7750State *s;
@@ -53,10 +52,7 @@ static void shix_init(MachineState *machine)
     MemoryRegion *rom = g_new(MemoryRegion, 1);
     MemoryRegion *sdram = g_new(MemoryRegion, 2);
     
-    if (!cpu_model)
-        cpu_model = "any";
-
-    cpu = SUPERH_CPU(cpu_generic_init(TYPE_SUPERH_CPU, cpu_model));
+    cpu = SUPERH_CPU(cpu_create(machine->cpu_type));
 
     /* Allocate memory space */
     memory_region_init_ram(rom, NULL, "shix.rom", 0x4000, &error_fatal);
@@ -89,6 +85,7 @@ static void shix_machine_init(MachineClass *mc)
     mc->desc = "shix card";
     mc->init = shix_init;
     mc->is_default = 1;
+    mc->default_cpu_type = TYPE_SH7750R_CPU;
 }
 
 DEFINE_MACHINE("shix", shix_machine_init)
diff --git a/hw/sparc/leon3.c b/hw/sparc/leon3.c
index ec2816b..8c66d5a 100644
--- a/hw/sparc/leon3.c
+++ b/hw/sparc/leon3.c
@@ -107,7 +107,6 @@ static void leon3_set_pil_in(void *opaque, uint32_t pil_in)
 static void leon3_generic_hw_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     SPARCCPU *cpu;
     CPUSPARCState   *env;
@@ -122,11 +121,7 @@ static void leon3_generic_hw_init(MachineState *machine)
     ResetData  *reset_info;
 
     /* Init CPU */
-    if (!cpu_model) {
-        cpu_model = "LEON3";
-    }
-
-    cpu = SPARC_CPU(cpu_generic_init(TYPE_SPARC_CPU, cpu_model));
+    cpu = SPARC_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     cpu_sparc_set_id(env, 0);
@@ -222,6 +217,7 @@ static void leon3_generic_machine_init(MachineClass *mc)
 {
     mc->desc = "Leon-3 generic";
     mc->init = leon3_generic_hw_init;
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("LEON3");
 }
 
 DEFINE_MACHINE("leon3_generic", leon3_generic_machine_init)
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index e1bdd48..68b2378 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -94,7 +94,6 @@ struct sun4m_hwdef {
     } vsimm[MAX_VSIMMS];
     hwaddr ecc_base;
     uint64_t max_mem;
-    const char * const default_cpu_model;
     uint32_t ecc_version;
     uint32_t iommu_version;
     uint16_t machine_id;
@@ -790,14 +789,14 @@ static const TypeInfo ram_info = {
     .class_init    = ram_class_init,
 };
 
-static void cpu_devinit(const char *cpu_model, unsigned int id,
+static void cpu_devinit(const char *cpu_type, unsigned int id,
                         uint64_t prom_addr, qemu_irq **cpu_irqs)
 {
     CPUState *cs;
     SPARCCPU *cpu;
     CPUSPARCState *env;
 
-    cpu = SPARC_CPU(cpu_generic_init(TYPE_SPARC_CPU, cpu_model));
+    cpu = SPARC_CPU(cpu_create(cpu_type));
     env = &cpu->env;
 
     cpu_sparc_set_id(env, id);
@@ -820,7 +819,6 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
                           MachineState *machine)
 {
     DeviceState *slavio_intctl;
-    const char *cpu_model = machine->cpu_model;
     unsigned int i;
     void *iommu, *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
@@ -833,11 +831,8 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
     unsigned int num_vsimms;
 
     /* init CPUs */
-    if (!cpu_model)
-        cpu_model = hwdef->default_cpu_model;
-
     for(i = 0; i < smp_cpus; i++) {
-        cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
+        cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
     }
 
     for (i = smp_cpus; i < MAX_CPUS; i++)
@@ -1074,7 +1069,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = ss5_id,
         .iommu_version = 0x05000000,
         .max_mem = 0x10000000,
-        .default_cpu_model = "Fujitsu MB86904",
     },
     /* SS-10 */
     {
@@ -1100,7 +1094,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = ss10_id,
         .iommu_version = 0x03000000,
         .max_mem = 0xf00000000ULL,
-        .default_cpu_model = "TI SuperSparc II",
     },
     /* SS-600MP */
     {
@@ -1124,7 +1117,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = ss600mp_id,
         .iommu_version = 0x01000000,
         .max_mem = 0xf00000000ULL,
-        .default_cpu_model = "TI SuperSparc II",
     },
     /* SS-20 */
     {
@@ -1166,7 +1158,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = ss20_id,
         .iommu_version = 0x13000000,
         .max_mem = 0xf00000000ULL,
-        .default_cpu_model = "TI SuperSparc II",
     },
     /* Voyager */
     {
@@ -1190,7 +1181,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = vger_id,
         .iommu_version = 0x05000000,
         .max_mem = 0x10000000,
-        .default_cpu_model = "Fujitsu MB86904",
     },
     /* LX */
     {
@@ -1215,7 +1205,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = lx_id,
         .iommu_version = 0x04000000,
         .max_mem = 0x10000000,
-        .default_cpu_model = "TI MicroSparc I",
     },
     /* SS-4 */
     {
@@ -1240,7 +1229,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = ss4_id,
         .iommu_version = 0x05000000,
         .max_mem = 0x10000000,
-        .default_cpu_model = "Fujitsu MB86904",
     },
     /* SPARCClassic */
     {
@@ -1264,7 +1252,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = scls_id,
         .iommu_version = 0x05000000,
         .max_mem = 0x10000000,
-        .default_cpu_model = "TI MicroSparc I",
     },
     /* SPARCbook */
     {
@@ -1288,7 +1275,6 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = {
         .machine_id = sbook_id,
         .iommu_version = 0x05000000,
         .max_mem = 0x10000000,
-        .default_cpu_model = "TI MicroSparc I",
     },
 };
 
@@ -1355,6 +1341,7 @@ static void ss5_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_SCSI;
     mc->is_default = 1;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
 }
 
 static const TypeInfo ss5_type = {
@@ -1372,6 +1359,7 @@ static void ss10_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_SCSI;
     mc->max_cpus = 4;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
 }
 
 static const TypeInfo ss10_type = {
@@ -1389,6 +1377,7 @@ static void ss600mp_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_SCSI;
     mc->max_cpus = 4;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
 }
 
 static const TypeInfo ss600mp_type = {
@@ -1406,6 +1395,7 @@ static void ss20_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_SCSI;
     mc->max_cpus = 4;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
 }
 
 static const TypeInfo ss20_type = {
@@ -1422,6 +1412,7 @@ static void voyager_class_init(ObjectClass *oc, void *data)
     mc->init = vger_init;
     mc->block_default_type = IF_SCSI;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
 }
 
 static const TypeInfo voyager_type = {
@@ -1438,6 +1429,7 @@ static void ss_lx_class_init(ObjectClass *oc, void *data)
     mc->init = ss_lx_init;
     mc->block_default_type = IF_SCSI;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
 }
 
 static const TypeInfo ss_lx_type = {
@@ -1454,6 +1446,7 @@ static void ss4_class_init(ObjectClass *oc, void *data)
     mc->init = ss4_init;
     mc->block_default_type = IF_SCSI;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
 }
 
 static const TypeInfo ss4_type = {
@@ -1470,6 +1463,7 @@ static void scls_class_init(ObjectClass *oc, void *data)
     mc->init = scls_init;
     mc->block_default_type = IF_SCSI;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
 }
 
 static const TypeInfo scls_type = {
@@ -1486,6 +1480,7 @@ static void sbook_class_init(ObjectClass *oc, void *data)
     mc->init = sbook_init;
     mc->block_default_type = IF_SCSI;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
 }
 
 static const TypeInfo sbook_type = {
diff --git a/hw/sparc64/niagara.c b/hw/sparc64/niagara.c
index 9a8d610..7a72332 100644
--- a/hw/sparc64/niagara.c
+++ b/hw/sparc64/niagara.c
@@ -106,8 +106,7 @@ static void niagara_init(MachineState *machine)
     MemoryRegion *sysmem = get_system_memory();
 
     /* init CPUs */
-    sparc64_cpu_devinit(machine->cpu_model, "Sun UltraSparc T1",
-                        NIAGARA_PROM_BASE);
+    sparc64_cpu_devinit(machine->cpu_type, NIAGARA_PROM_BASE);
     /* set up devices */
     memory_region_allocate_system_memory(&s->hv_ram, NULL, "sun4v-hv.ram",
                                          NIAGARA_HV_RAM_SIZE);
@@ -174,6 +173,7 @@ static void niagara_class_init(ObjectClass *oc, void *data)
     mc->init = niagara_init;
     mc->max_cpus = 1; /* XXX for now */
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Sun-UltraSparc-T1");
 }
 
 static const TypeInfo niagara_type = {
diff --git a/hw/sparc64/sparc64.c b/hw/sparc64/sparc64.c
index 097d529..9453e2c 100644
--- a/hw/sparc64/sparc64.c
+++ b/hw/sparc64/sparc64.c
@@ -339,8 +339,7 @@ void cpu_tick_set_limit(CPUTimer *timer, uint64_t limit)
     }
 }
 
-SPARCCPU *sparc64_cpu_devinit(const char *cpu_model,
-                              const char *default_cpu_model, uint64_t prom_addr)
+SPARCCPU *sparc64_cpu_devinit(const char *cpu_type, uint64_t prom_addr)
 {
     SPARCCPU *cpu;
     CPUSPARCState *env;
@@ -350,10 +349,7 @@ SPARCCPU *sparc64_cpu_devinit(const char *cpu_model,
     uint32_t  stick_frequency = 100 * 1000000;
     uint32_t hstick_frequency = 100 * 1000000;
 
-    if (cpu_model == NULL) {
-        cpu_model = default_cpu_model;
-    }
-    cpu = SPARC_CPU(cpu_generic_init(TYPE_SPARC_CPU, cpu_model));
+    cpu = SPARC_CPU(cpu_create(cpu_type));
     env = &cpu->env;
 
     env->tick = cpu_timer_create("tick", cpu, tick_irq,
diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index 77a7874..1672f25 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -75,7 +75,6 @@
 #define IVEC_MAX             0x40
 
 struct hwdef {
-    const char * const default_cpu_model;
     uint16_t machine_id;
     uint64_t prom_addr;
     uint64_t console_serial_base;
@@ -446,8 +445,7 @@ static void sun4uv_init(MemoryRegion *address_space_mem,
     bool onboard_nic;
 
     /* init CPUs */
-    cpu = sparc64_cpu_devinit(machine->cpu_model, hwdef->default_cpu_model,
-                              hwdef->prom_addr);
+    cpu = sparc64_cpu_devinit(machine->cpu_type, hwdef->prom_addr);
 
     /* set up devices */
     ram_init(0, machine->ram_size);
@@ -599,14 +597,12 @@ enum {
 static const struct hwdef hwdefs[] = {
     /* Sun4u generic PC-like machine */
     {
-        .default_cpu_model = "TI UltraSparc IIi",
         .machine_id = sun4u_id,
         .prom_addr = 0x1fff0000000ULL,
         .console_serial_base = 0,
     },
     /* Sun4v generic PC-like machine */
     {
-        .default_cpu_model = "Sun UltraSparc T1",
         .machine_id = sun4v_id,
         .prom_addr = 0x1fff0000000ULL,
         .console_serial_base = 0,
@@ -635,6 +631,7 @@ static void sun4u_class_init(ObjectClass *oc, void *data)
     mc->max_cpus = 1; /* XXX for now */
     mc->is_default = 1;
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-UltraSparc-IIi");
 }
 
 static const TypeInfo sun4u_type = {
@@ -652,6 +649,7 @@ static void sun4v_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_IDE;
     mc->max_cpus = 1; /* XXX for now */
     mc->default_boot_order = "c";
+    mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Sun-UltraSparc-T1");
 }
 
 static const TypeInfo sun4v_type = {
diff --git a/hw/tricore/tricore_testboard.c b/hw/tricore/tricore_testboard.c
index 0486f8a..ac75eb2 100644
--- a/hw/tricore/tricore_testboard.c
+++ b/hw/tricore/tricore_testboard.c
@@ -71,10 +71,7 @@ static void tricore_testboard_init(MachineState *machine, int board_id)
     MemoryRegion *pcp_data = g_new(MemoryRegion, 1);
     MemoryRegion *pcp_text = g_new(MemoryRegion, 1);
 
-    if (!machine->cpu_model) {
-        machine->cpu_model = "tc1796";
-    }
-    cpu = TRICORE_CPU(cpu_generic_init(TYPE_TRICORE_CPU, machine->cpu_model));
+    cpu = TRICORE_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
     memory_region_init_ram(ext_cram, NULL, "powerlink_ext_c.ram",
                            2 * 1024 * 1024, &error_fatal);
@@ -114,6 +111,7 @@ static void ttb_machine_init(MachineClass *mc)
     mc->desc = "a minimal TriCore board";
     mc->init = tricoreboard_init;
     mc->is_default = 0;
+    mc->default_cpu_type = TRICORE_CPU_TYPE_NAME("tc1796");
 }
 
 DEFINE_MACHINE("tricore_testboard", ttb_machine_init)
diff --git a/hw/unicore32/puv3.c b/hw/unicore32/puv3.c
index 504ea46..1b39cc0 100644
--- a/hw/unicore32/puv3.c
+++ b/hw/unicore32/puv3.c
@@ -112,7 +112,6 @@ static void puv3_load_kernel(const char *kernel_filename)
 static void puv3_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *initrd_filename = machine->initrd_filename;
     CPUUniCore32State *env;
@@ -123,11 +122,7 @@ static void puv3_init(MachineState *machine)
         exit(1);
     }
 
-    if (!cpu_model) {
-        cpu_model = "UniCore-II";
-    }
-
-    cpu = UNICORE32_CPU(cpu_generic_init(TYPE_UNICORE32_CPU, cpu_model));
+    cpu = UNICORE32_CPU(cpu_create(machine->cpu_type));
     env = &cpu->env;
 
     puv3_soc_init(env);
@@ -140,6 +135,7 @@ static void puv3_machine_init(MachineClass *mc)
     mc->desc = "PKUnity Version-3 based on UniCore32";
     mc->init = puv3_init;
     mc->is_default = 1;
+    mc->default_cpu_type = UNICORE32_CPU_TYPE_NAME("UniCore-II");
 }
 
 DEFINE_MACHINE("puv3", puv3_machine_init)
diff --git a/hw/xtensa/sim.c b/hw/xtensa/sim.c
index b3580b1..2bb883b 100644
--- a/hw/xtensa/sim.c
+++ b/hw/xtensa/sim.c
@@ -75,16 +75,11 @@ static void xtensa_sim_init(MachineState *machine)
     XtensaCPU *cpu = NULL;
     CPUXtensaState *env = NULL;
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     int n;
 
-    if (!cpu_model) {
-        cpu_model = XTENSA_DEFAULT_CPU_MODEL;
-    }
-
     for (n = 0; n < smp_cpus; n++) {
-        cpu = XTENSA_CPU(cpu_generic_init(TYPE_XTENSA_CPU, cpu_model));
+        cpu = XTENSA_CPU(cpu_create(machine->cpu_type));
         env = &cpu->env;
 
         env->sregs[PRID] = n;
@@ -133,6 +128,7 @@ static void xtensa_sim_machine_init(MachineClass *mc)
     mc->init = xtensa_sim_init;
     mc->max_cpus = 4;
     mc->no_serial = 1;
+    mc->default_cpu_type = XTENSA_DEFAULT_CPU_TYPE;
 }
 
 DEFINE_MACHINE("sim", xtensa_sim_machine_init)
diff --git a/hw/xtensa/xtfpga.c b/hw/xtensa/xtfpga.c
index a19cceb..1971ecf 100644
--- a/hw/xtensa/xtfpga.c
+++ b/hw/xtensa/xtfpga.c
@@ -220,19 +220,14 @@ static void lx_init(const LxBoardDesc *board, MachineState *machine)
     DriveInfo *dinfo;
     pflash_t *flash = NULL;
     QemuOpts *machine_opts = qemu_get_machine_opts();
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = qemu_opt_get(machine_opts, "kernel");
     const char *kernel_cmdline = qemu_opt_get(machine_opts, "append");
     const char *dtb_filename = qemu_opt_get(machine_opts, "dtb");
     const char *initrd_filename = qemu_opt_get(machine_opts, "initrd");
     int n;
 
-    if (!cpu_model) {
-        cpu_model = XTENSA_DEFAULT_CPU_MODEL;
-    }
-
     for (n = 0; n < smp_cpus; n++) {
-        cpu = XTENSA_CPU(cpu_generic_init(TYPE_XTENSA_CPU, cpu_model));
+        cpu = XTENSA_CPU(cpu_create(machine->cpu_type));
         env = &cpu->env;
 
         env->sregs[PRID] = n;
@@ -454,6 +449,7 @@ static void xtensa_lx60_class_init(ObjectClass *oc, void *data)
     mc->desc = "lx60 EVB (" XTENSA_DEFAULT_CPU_MODEL ")";
     mc->init = xtensa_lx60_init;
     mc->max_cpus = 4;
+    mc->default_cpu_type = XTENSA_DEFAULT_CPU_TYPE;
 }
 
 static const TypeInfo xtensa_lx60_type = {
@@ -469,6 +465,7 @@ static void xtensa_lx200_class_init(ObjectClass *oc, void *data)
     mc->desc = "lx200 EVB (" XTENSA_DEFAULT_CPU_MODEL ")";
     mc->init = xtensa_lx200_init;
     mc->max_cpus = 4;
+    mc->default_cpu_type = XTENSA_DEFAULT_CPU_TYPE;
 }
 
 static const TypeInfo xtensa_lx200_type = {
@@ -484,6 +481,7 @@ static void xtensa_ml605_class_init(ObjectClass *oc, void *data)
     mc->desc = "ml605 EVB (" XTENSA_DEFAULT_CPU_MODEL ")";
     mc->init = xtensa_ml605_init;
     mc->max_cpus = 4;
+    mc->default_cpu_type = XTENSA_DEFAULT_CPU_TYPE;
 }
 
 static const TypeInfo xtensa_ml605_type = {
@@ -499,6 +497,7 @@ static void xtensa_kc705_class_init(ObjectClass *oc, void *data)
     mc->desc = "kc705 EVB (" XTENSA_DEFAULT_CPU_MODEL ")";
     mc->init = xtensa_kc705_init;
     mc->max_cpus = 4;
+    mc->default_cpu_type = XTENSA_DEFAULT_CPU_TYPE;
 }
 
 static const TypeInfo xtensa_kc705_type = {