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accel: Create accel object when initializing machine

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Create an actual TYPE_ACCEL object when initializing a machine. This
will allow accelerator classes to implement some initialization on
instance_init, and to save state on the TYPE_ACCEL object.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Eduardo Habkost 2014-09-26 17:45:31 -03:00 committed by Paolo Bonzini
parent f6a1ef6440
commit ac2da55e01
2 changed files with 9 additions and 0 deletions
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7
accel.c
View File

@ -32,6 +32,7 @@
#include "sysemu/qtest.h"
#include "hw/xen/xen.h"
#include "qom/object.h"
#include "hw/boards.h"
int tcg_tb_size;
static bool tcg_allowed = true;
@ -60,11 +61,17 @@ static AccelClass *accel_find(const char *opt_name)
static int accel_init_machine(AccelClass *acc, MachineState *ms)
{
ObjectClass *oc = OBJECT_CLASS(acc);
const char *cname = object_class_get_name(oc);
AccelState *accel = ACCEL(object_new(cname));
int ret;
ms->accelerator = accel;
*(acc->allowed) = true;
ret = acc->init_machine(ms);
if (ret < 0) {
ms->accelerator = NULL;
*(acc->allowed) = false;
object_unref(OBJECT(accel));
}
return ret;
}

2
include/hw/boards.h
View File

@ -5,6 +5,7 @@
#include "qemu/typedefs.h"
#include "sysemu/blockdev.h"
#include "sysemu/accel.h"
#include "hw/qdev.h"
#include "qom/object.h"
@ -131,6 +132,7 @@ struct MachineState {
char *kernel_cmdline;
char *initrd_filename;
const char *cpu_model;
AccelState *accelerator;
};
#endif