vmstate, memory: decouple vmstate from memory API

Currently creating a memory region automatically registers it for
live migration.  This differs from other state (which is enumerated
in a VMStateDescription structure) and ties the live migration code
into the memory core.

Decouple the two by introducing a separate API, vmstate_register_ram(),
for registering a RAM block for migration.  Currently the same
implementation is reused, but later it can be moved into a separate list,
and registrations can be moved to VMStateDescription blocks.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-12-20 15:59:12 +02:00
parent 8991c79b57
commit c5705a7728
71 changed files with 286 additions and 154 deletions

View file

@ -1511,7 +1511,8 @@ StrongARMState *sa1110_init(MemoryRegion *sysmem,
exit(1);
}
memory_region_init_ram(&s->sdram, NULL, "strongarm.sdram", sdram_size);
memory_region_init_ram(&s->sdram, "strongarm.sdram", sdram_size);
vmstate_register_ram_global(&s->sdram);
memory_region_add_subregion(sysmem, SA_SDCS0, &s->sdram);
pic = arm_pic_init_cpu(s->env);