diff options
| -rw-r--r-- | Makefile.target | 1 | ||||
| -rw-r--r-- | target-alpha/cpu-qom.h | 71 | ||||
| -rw-r--r-- | target-alpha/cpu.c | 58 | ||||
| -rw-r--r-- | target-alpha/cpu.h | 1 | ||||
| -rw-r--r-- | target-alpha/translate.c | 16 |
5 files changed, 135 insertions, 12 deletions
diff --git a/Makefile.target b/Makefile.target index 3ab791a951..61dfe3b79f 100644 --- a/Makefile.target +++ b/Makefile.target @@ -104,6 +104,7 @@ libobj-$(TARGET_SPARC64) += int64_helper.o libobj-$(TARGET_UNICORE32) += cpu.o libobj-$(TARGET_XTENSA) += cpu.o libobj-$(TARGET_ALPHA) += int_helper.o fpu_helper.o sys_helper.o mem_helper.o +libobj-$(TARGET_ALPHA) += cpu.o libobj-y += disas.o libobj-$(CONFIG_TCI_DIS) += tci-dis.o diff --git a/target-alpha/cpu-qom.h b/target-alpha/cpu-qom.h new file mode 100644 index 0000000000..6b4ca6d1d1 --- /dev/null +++ b/target-alpha/cpu-qom.h @@ -0,0 +1,71 @@ +/* + * QEMU Alpha CPU + * + * Copyright (c) 2012 SUSE LINUX Products GmbH + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see + * <http://www.gnu.org/licenses/lgpl-2.1.html> + */ +#ifndef QEMU_ALPHA_CPU_QOM_H +#define QEMU_ALPHA_CPU_QOM_H + +#include "qemu/cpu.h" +#include "cpu.h" + +#define TYPE_ALPHA_CPU "alpha-cpu" + +#define ALPHA_CPU_CLASS(klass) \ + OBJECT_CLASS_CHECK(AlphaCPUClass, (klass), TYPE_ALPHA_CPU) +#define ALPHA_CPU(obj) \ + OBJECT_CHECK(AlphaCPU, (obj), TYPE_ALPHA_CPU) +#define ALPHA_CPU_GET_CLASS(obj) \ + OBJECT_GET_CLASS(AlphaCPUClass, (obj), TYPE_ALPHA_CPU) + +/** + * AlphaCPUClass: + * @parent_reset: The parent class' reset handler. + * + * An Alpha CPU model. + */ +typedef struct AlphaCPUClass { + /*< private >*/ + CPUClass parent_class; + /*< public >*/ + + void (*parent_reset)(CPUState *cpu); +} AlphaCPUClass; + +/** + * AlphaCPU: + * @env: #CPUAlphaState + * + * An Alpha CPU. + */ +typedef struct AlphaCPU { + /*< private >*/ + CPUState parent_obj; + /*< public >*/ + + CPUAlphaState env; +} AlphaCPU; + +static inline AlphaCPU *alpha_env_get_cpu(CPUAlphaState *env) +{ + return ALPHA_CPU(container_of(env, AlphaCPU, env)); +} + +#define ENV_GET_CPU(e) CPU(alpha_env_get_cpu(e)) + + +#endif diff --git a/target-alpha/cpu.c b/target-alpha/cpu.c new file mode 100644 index 0000000000..62d2a669a9 --- /dev/null +++ b/target-alpha/cpu.c @@ -0,0 +1,58 @@ +/* + * QEMU Alpha CPU + * + * Copyright (c) 2007 Jocelyn Mayer + * Copyright (c) 2012 SUSE LINUX Products GmbH + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see + * <http://www.gnu.org/licenses/lgpl-2.1.html> + */ + +#include "cpu-qom.h" +#include "qemu-common.h" + + +static void alpha_cpu_initfn(Object *obj) +{ + AlphaCPU *cpu = ALPHA_CPU(obj); + CPUAlphaState *env = &cpu->env; + + cpu_exec_init(env); + tlb_flush(env, 1); + +#if defined(CONFIG_USER_ONLY) + env->ps = PS_USER_MODE; + cpu_alpha_store_fpcr(env, (FPCR_INVD | FPCR_DZED | FPCR_OVFD + | FPCR_UNFD | FPCR_INED | FPCR_DNOD + | FPCR_DYN_NORMAL)); +#endif + env->lock_addr = -1; + env->fen = 1; +} + +static const TypeInfo alpha_cpu_type_info = { + .name = TYPE_ALPHA_CPU, + .parent = TYPE_CPU, + .instance_size = sizeof(AlphaCPU), + .instance_init = alpha_cpu_initfn, + .abstract = false, + .class_size = sizeof(AlphaCPUClass), +}; + +static void alpha_cpu_register_types(void) +{ + type_register_static(&alpha_cpu_type_info); +} + +type_init(alpha_cpu_register_types) diff --git a/target-alpha/cpu.h b/target-alpha/cpu.h index fd578cef49..99f9ee168d 100644 --- a/target-alpha/cpu.h +++ b/target-alpha/cpu.h @@ -292,6 +292,7 @@ struct CPUAlphaState { #define cpu_signal_handler cpu_alpha_signal_handler #include "cpu-all.h" +#include "cpu-qom.h" enum { FEATURE_ASN = 0x00000001, diff --git a/target-alpha/translate.c b/target-alpha/translate.c index 1f4565d794..12de6a3fb6 100644 --- a/target-alpha/translate.c +++ b/target-alpha/translate.c @@ -3525,13 +3525,14 @@ static const struct cpu_def_t cpu_defs[] = { CPUAlphaState * cpu_alpha_init (const char *cpu_model) { + AlphaCPU *cpu; CPUAlphaState *env; int implver, amask, i, max; - env = g_malloc0(sizeof(CPUAlphaState)); - cpu_exec_init(env); + cpu = ALPHA_CPU(object_new(TYPE_ALPHA_CPU)); + env = &cpu->env; + alpha_translate_init(); - tlb_flush(env, 1); /* Default to ev67; no reason not to emulate insns by default. */ implver = IMPLVER_21264; @@ -3549,15 +3550,6 @@ CPUAlphaState * cpu_alpha_init (const char *cpu_model) env->implver = implver; env->amask = amask; -#if defined (CONFIG_USER_ONLY) - env->ps = PS_USER_MODE; - cpu_alpha_store_fpcr(env, (FPCR_INVD | FPCR_DZED | FPCR_OVFD - | FPCR_UNFD | FPCR_INED | FPCR_DNOD - | FPCR_DYN_NORMAL)); -#endif - env->lock_addr = -1; - env->fen = 1; - qemu_init_vcpu(env); return env; } |