Commit c9f08641 authored by Li Qiang's avatar Li Qiang Committed by John Snow
Browse files

ide: core: add cleanup function 



As the pci ahci can be hotplug and unplug, in the ahci unrealize
function it should free all the resource once allocated in the
realized function. This patch add ide_exit to free the resource.

Signed-off-by: default avatarLi Qiang <liqiang6-s@360.cn>
Message-id: 1488449293-80280-3-git-send-email-liqiang6-s@360.cn
Signed-off-by: default avatarJohn Snow <jsnow@redhat.com>
parent 44a109c1

hw/ide/core.c

+8 −0
Original line number Diff line number Diff line
@@ -2603,6 +2603,14 @@ void ide_init2(IDEBus *bus, qemu_irq irq) 
    bus->dma = &ide_dma_nop;

}



void ide_exit(IDEState *s)

{

    timer_del(s->sector_write_timer);

    timer_free(s->sector_write_timer);

    qemu_vfree(s->smart_selftest_data);

    qemu_vfree(s->io_buffer);

}



static const MemoryRegionPortio ide_portio_list[] = {

    { 0, 8, 1, .read = ide_ioport_read, .write = ide_ioport_write },

    { 0, 1, 2, .read = ide_data_readw, .write = ide_data_writew },

include/hw/ide/internal.h

+1 −0
Original line number Diff line number Diff line
@@ -607,6 +607,7 @@ int ide_init_drive(IDEState *s, BlockBackend *blk, IDEDriveKind kind, 
                   uint32_t cylinders, uint32_t heads, uint32_t secs,

                   int chs_trans);

void ide_init2(IDEBus *bus, qemu_irq irq);

void ide_exit(IDEState *s);

void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2);

void ide_register_restart_cb(IDEBus *bus);