block/nand: Convert Sysbus::init to Device::realize

The prescribed transition from Sysbus::init function to a
Device::realize.

Cc: afaerber@suse.de

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Crosthwaite 2013-06-18 21:11:52 +10:00 committed by Peter Maydell
parent e12078cc62
commit d47a5d9b9d

View File

@ -367,7 +367,7 @@ static const VMStateDescription vmstate_nand = {
}
};
static int nand_device_init(SysBusDevice *dev)
static void nand_realize(DeviceState *dev, Error **errp)
{
int pagesize;
NANDFlashState *s = NAND(dev);
@ -393,16 +393,17 @@ static int nand_device_init(SysBusDevice *dev)
nand_init_2048(s);
break;
default:
error_report("Unsupported NAND block size");
return -1;
error_setg(errp, "Unsupported NAND block size %#x\n",
1 << s->page_shift);
return;
}
pagesize = 1 << s->oob_shift;
s->mem_oob = 1;
if (s->bdrv) {
if (bdrv_is_read_only(s->bdrv)) {
error_report("Can't use a read-only drive");
return -1;
error_setg(errp, "Can't use a read-only drive");
return;
}
if (bdrv_getlength(s->bdrv) >=
(s->pages << s->page_shift) + (s->pages << s->oob_shift)) {
@ -418,8 +419,6 @@ static int nand_device_init(SysBusDevice *dev)
}
/* Give s->ioaddr a sane value in case we save state before it is used. */
s->ioaddr = s->io;
return 0;
}
static Property nand_properties[] = {
@ -432,9 +431,8 @@ static Property nand_properties[] = {
static void nand_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = nand_device_init;
dc->realize = nand_realize;
dc->reset = nand_reset;
dc->vmsd = &vmstate_nand;
dc->props = nand_properties;