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-rw-r--r--qemu/target-alpha/cpu.c342
1 files changed, 0 insertions, 342 deletions
diff --git a/qemu/target-alpha/cpu.c b/qemu/target-alpha/cpu.c
deleted file mode 100644
index 8a155cae9..000000000
--- a/qemu/target-alpha/cpu.c
+++ /dev/null
@@ -1,342 +0,0 @@
-/*
- * 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 "qemu/osdep.h"
-#include "qapi/error.h"
-#include "cpu.h"
-#include "qemu-common.h"
-#include "migration/vmstate.h"
-
-
-static void alpha_cpu_set_pc(CPUState *cs, vaddr value)
-{
- AlphaCPU *cpu = ALPHA_CPU(cs);
-
- cpu->env.pc = value;
-}
-
-static bool alpha_cpu_has_work(CPUState *cs)
-{
- /* Here we are checking to see if the CPU should wake up from HALT.
- We will have gotten into this state only for WTINT from PALmode. */
- /* ??? I'm not sure how the IPL state works with WTINT to keep a CPU
- asleep even if (some) interrupts have been asserted. For now,
- assume that if a CPU really wants to stay asleep, it will mask
- interrupts at the chipset level, which will prevent these bits
- from being set in the first place. */
- return cs->interrupt_request & (CPU_INTERRUPT_HARD
- | CPU_INTERRUPT_TIMER
- | CPU_INTERRUPT_SMP
- | CPU_INTERRUPT_MCHK);
-}
-
-static void alpha_cpu_disas_set_info(CPUState *cpu, disassemble_info *info)
-{
- info->mach = bfd_mach_alpha_ev6;
- info->print_insn = print_insn_alpha;
-}
-
-static void alpha_cpu_realizefn(DeviceState *dev, Error **errp)
-{
- CPUState *cs = CPU(dev);
- AlphaCPUClass *acc = ALPHA_CPU_GET_CLASS(dev);
-
- qemu_init_vcpu(cs);
-
- acc->parent_realize(dev, errp);
-}
-
-/* Sort alphabetically by type name. */
-static gint alpha_cpu_list_compare(gconstpointer a, gconstpointer b)
-{
- ObjectClass *class_a = (ObjectClass *)a;
- ObjectClass *class_b = (ObjectClass *)b;
- const char *name_a, *name_b;
-
- name_a = object_class_get_name(class_a);
- name_b = object_class_get_name(class_b);
- return strcmp(name_a, name_b);
-}
-
-static void alpha_cpu_list_entry(gpointer data, gpointer user_data)
-{
- ObjectClass *oc = data;
- CPUListState *s = user_data;
-
- (*s->cpu_fprintf)(s->file, " %s\n",
- object_class_get_name(oc));
-}
-
-void alpha_cpu_list(FILE *f, fprintf_function cpu_fprintf)
-{
- CPUListState s = {
- .file = f,
- .cpu_fprintf = cpu_fprintf,
- };
- GSList *list;
-
- list = object_class_get_list(TYPE_ALPHA_CPU, false);
- list = g_slist_sort(list, alpha_cpu_list_compare);
- (*cpu_fprintf)(f, "Available CPUs:\n");
- g_slist_foreach(list, alpha_cpu_list_entry, &s);
- g_slist_free(list);
-}
-
-/* Models */
-
-#define TYPE(model) model "-" TYPE_ALPHA_CPU
-
-typedef struct AlphaCPUAlias {
- const char *alias;
- const char *typename;
-} AlphaCPUAlias;
-
-static const AlphaCPUAlias alpha_cpu_aliases[] = {
- { "21064", TYPE("ev4") },
- { "21164", TYPE("ev5") },
- { "21164a", TYPE("ev56") },
- { "21164pc", TYPE("pca56") },
- { "21264", TYPE("ev6") },
- { "21264a", TYPE("ev67") },
-};
-
-static ObjectClass *alpha_cpu_class_by_name(const char *cpu_model)
-{
- ObjectClass *oc = NULL;
- char *typename;
- int i;
-
- if (cpu_model == NULL) {
- return NULL;
- }
-
- oc = object_class_by_name(cpu_model);
- if (oc != NULL && object_class_dynamic_cast(oc, TYPE_ALPHA_CPU) != NULL &&
- !object_class_is_abstract(oc)) {
- return oc;
- }
-
- for (i = 0; i < ARRAY_SIZE(alpha_cpu_aliases); i++) {
- if (strcmp(cpu_model, alpha_cpu_aliases[i].alias) == 0) {
- oc = object_class_by_name(alpha_cpu_aliases[i].typename);
- assert(oc != NULL && !object_class_is_abstract(oc));
- return oc;
- }
- }
-
- typename = g_strdup_printf("%s-" TYPE_ALPHA_CPU, cpu_model);
- oc = object_class_by_name(typename);
- g_free(typename);
- if (oc != NULL && object_class_is_abstract(oc)) {
- oc = NULL;
- }
- return oc;
-}
-
-AlphaCPU *cpu_alpha_init(const char *cpu_model)
-{
- AlphaCPU *cpu;
- ObjectClass *cpu_class;
-
- cpu_class = alpha_cpu_class_by_name(cpu_model);
- if (cpu_class == NULL) {
- /* Default to ev67; no reason not to emulate insns by default. */
- cpu_class = object_class_by_name(TYPE("ev67"));
- }
- cpu = ALPHA_CPU(object_new(object_class_get_name(cpu_class)));
-
- object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
-
- return cpu;
-}
-
-static void ev4_cpu_initfn(Object *obj)
-{
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- env->implver = IMPLVER_2106x;
-}
-
-static const TypeInfo ev4_cpu_type_info = {
- .name = TYPE("ev4"),
- .parent = TYPE_ALPHA_CPU,
- .instance_init = ev4_cpu_initfn,
-};
-
-static void ev5_cpu_initfn(Object *obj)
-{
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- env->implver = IMPLVER_21164;
-}
-
-static const TypeInfo ev5_cpu_type_info = {
- .name = TYPE("ev5"),
- .parent = TYPE_ALPHA_CPU,
- .instance_init = ev5_cpu_initfn,
-};
-
-static void ev56_cpu_initfn(Object *obj)
-{
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- env->amask |= AMASK_BWX;
-}
-
-static const TypeInfo ev56_cpu_type_info = {
- .name = TYPE("ev56"),
- .parent = TYPE("ev5"),
- .instance_init = ev56_cpu_initfn,
-};
-
-static void pca56_cpu_initfn(Object *obj)
-{
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- env->amask |= AMASK_MVI;
-}
-
-static const TypeInfo pca56_cpu_type_info = {
- .name = TYPE("pca56"),
- .parent = TYPE("ev56"),
- .instance_init = pca56_cpu_initfn,
-};
-
-static void ev6_cpu_initfn(Object *obj)
-{
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- env->implver = IMPLVER_21264;
- env->amask = AMASK_BWX | AMASK_FIX | AMASK_MVI | AMASK_TRAP;
-}
-
-static const TypeInfo ev6_cpu_type_info = {
- .name = TYPE("ev6"),
- .parent = TYPE_ALPHA_CPU,
- .instance_init = ev6_cpu_initfn,
-};
-
-static void ev67_cpu_initfn(Object *obj)
-{
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- env->amask |= AMASK_CIX | AMASK_PREFETCH;
-}
-
-static const TypeInfo ev67_cpu_type_info = {
- .name = TYPE("ev67"),
- .parent = TYPE("ev6"),
- .instance_init = ev67_cpu_initfn,
-};
-
-static const TypeInfo ev68_cpu_type_info = {
- .name = TYPE("ev68"),
- .parent = TYPE("ev67"),
-};
-
-static void alpha_cpu_initfn(Object *obj)
-{
- CPUState *cs = CPU(obj);
- AlphaCPU *cpu = ALPHA_CPU(obj);
- CPUAlphaState *env = &cpu->env;
-
- cs->env_ptr = env;
- cpu_exec_init(cs, &error_abort);
- tlb_flush(cs, 1);
-
- alpha_translate_init();
-
-#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 void alpha_cpu_class_init(ObjectClass *oc, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(oc);
- CPUClass *cc = CPU_CLASS(oc);
- AlphaCPUClass *acc = ALPHA_CPU_CLASS(oc);
-
- acc->parent_realize = dc->realize;
- dc->realize = alpha_cpu_realizefn;
-
- cc->class_by_name = alpha_cpu_class_by_name;
- cc->has_work = alpha_cpu_has_work;
- cc->do_interrupt = alpha_cpu_do_interrupt;
- cc->cpu_exec_interrupt = alpha_cpu_exec_interrupt;
- cc->dump_state = alpha_cpu_dump_state;
- cc->set_pc = alpha_cpu_set_pc;
- cc->gdb_read_register = alpha_cpu_gdb_read_register;
- cc->gdb_write_register = alpha_cpu_gdb_write_register;
-#ifdef CONFIG_USER_ONLY
- cc->handle_mmu_fault = alpha_cpu_handle_mmu_fault;
-#else
- cc->do_unassigned_access = alpha_cpu_unassigned_access;
- cc->do_unaligned_access = alpha_cpu_do_unaligned_access;
- cc->get_phys_page_debug = alpha_cpu_get_phys_page_debug;
- dc->vmsd = &vmstate_alpha_cpu;
-#endif
- cc->disas_set_info = alpha_cpu_disas_set_info;
-
- cc->gdb_num_core_regs = 67;
-
- /*
- * Reason: alpha_cpu_initfn() calls cpu_exec_init(), which saves
- * the object in cpus -> dangling pointer after final
- * object_unref().
- */
- dc->cannot_destroy_with_object_finalize_yet = true;
-}
-
-static const TypeInfo alpha_cpu_type_info = {
- .name = TYPE_ALPHA_CPU,
- .parent = TYPE_CPU,
- .instance_size = sizeof(AlphaCPU),
- .instance_init = alpha_cpu_initfn,
- .abstract = true,
- .class_size = sizeof(AlphaCPUClass),
- .class_init = alpha_cpu_class_init,
-};
-
-static void alpha_cpu_register_types(void)
-{
- type_register_static(&alpha_cpu_type_info);
- type_register_static(&ev4_cpu_type_info);
- type_register_static(&ev5_cpu_type_info);
- type_register_static(&ev56_cpu_type_info);
- type_register_static(&pca56_cpu_type_info);
- type_register_static(&ev6_cpu_type_info);
- type_register_static(&ev67_cpu_type_info);
- type_register_static(&ev68_cpu_type_info);
-}
-
-type_init(alpha_cpu_register_types)