cpus: extract out hvf-specific code to target/i386/hvf/

register a "CpusAccel" interface for HVF as well.

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>
[added const]
Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 0 insertions, 66 deletions

diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index 067dae12eb..adc20eb3de 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -33,7 +33,6 @@
 #include "exec/gdbstub.h"
 #include "sysemu/hw_accel.h"
 #include "sysemu/kvm.h"
-#include "sysemu/hvf.h"
 #include "exec/exec-all.h"
 #include "qemu/thread.h"
 #include "qemu/plugin.h"
@@ -198,9 +197,6 @@ void cpu_synchronize_pre_loadvm(CPUState *cpu)
     if (cpus_accel && cpus_accel->synchronize_pre_loadvm) {
         cpus_accel->synchronize_pre_loadvm(cpu);
     }
-    if (hvf_enabled()) {
-        hvf_cpu_synchronize_pre_loadvm(cpu);
-    }
 }
 
 int64_t cpus_get_virtual_clock(void)
@@ -390,48 +386,6 @@ void qemu_wait_io_event(CPUState *cpu)
     qemu_wait_io_event_common(cpu);
 }
 
-/* The HVF-specific vCPU thread function. This one should only run when the host
- * CPU supports the VMX "unrestricted guest" feature. */
-static void *qemu_hvf_cpu_thread_fn(void *arg)
-{
-    CPUState *cpu = arg;
-
-    int r;
-
-    assert(hvf_enabled());
-
-    rcu_register_thread();
-
-    qemu_mutex_lock_iothread();
-    qemu_thread_get_self(cpu->thread);
-
-    cpu->thread_id = qemu_get_thread_id();
-    cpu->can_do_io = 1;
-    current_cpu = cpu;
-
-    hvf_init_vcpu(cpu);
-
-    /* signal CPU creation */
-    cpu_thread_signal_created(cpu);
-    qemu_guest_random_seed_thread_part2(cpu->random_seed);
-
-    do {
-        if (cpu_can_run(cpu)) {
-            r = hvf_vcpu_exec(cpu);
-            if (r == EXCP_DEBUG) {
-                cpu_handle_guest_debug(cpu);
-            }
-        }
-        qemu_wait_io_event(cpu);
-    } while (!cpu->unplug || cpu_can_run(cpu));
-
-    hvf_vcpu_destroy(cpu);
-    cpu_thread_signal_destroyed(cpu);
-    qemu_mutex_unlock_iothread();
-    rcu_unregister_thread();
-    return NULL;
-}
-
 void cpus_kick_thread(CPUState *cpu)
 {
 #ifndef _WIN32
@@ -602,24 +556,6 @@ void cpu_remove_sync(CPUState *cpu)
     qemu_mutex_lock_iothread();
 }
 
-static void qemu_hvf_start_vcpu(CPUState *cpu)
-{
-    char thread_name[VCPU_THREAD_NAME_SIZE];
-
-    /* HVF currently does not support TCG, and only runs in
-     * unrestricted-guest mode. */
-    assert(hvf_enabled());
-
-    cpu->thread = g_malloc0(sizeof(QemuThread));
-    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
-    qemu_cond_init(cpu->halt_cond);
-
-    snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/HVF",
-             cpu->cpu_index);
-    qemu_thread_create(cpu->thread, thread_name, qemu_hvf_cpu_thread_fn,
-                       cpu, QEMU_THREAD_JOINABLE);
-}
-
 void cpus_register_accel(const CpusAccel *ca)
 {
     assert(ca != NULL);
@@ -647,8 +583,6 @@ void qemu_init_vcpu(CPUState *cpu)
     if (cpus_accel) {
         /* accelerator already implements the CpusAccel interface */
         cpus_accel->create_vcpu_thread(cpu);
-    } else if (hvf_enabled()) {
-        qemu_hvf_start_vcpu(cpu);
     } else {
         g_assert_not_reached();
     }