hw/sd/milkymist-memcard: split realize() out of SysBusDevice init()
Create the SDCard in the realize() function. Suggested-by: Michael Walle <michael@walle.cc> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Alistair Francis <alistair.francis@xilinx.com> Acked-by: Michael Walle <michael@walle.cc> Message-id: 20180216022933.10945-3-f4bug@amsat.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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@ -257,27 +257,31 @@ static void milkymist_memcard_reset(DeviceState *d)
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device_reset(DEVICE(s->card));
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}
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static int milkymist_memcard_init(SysBusDevice *dev)
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static void milkymist_memcard_init(Object *obj)
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{
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MilkymistMemcardState *s = MILKYMIST_MEMCARD(obj);
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SysBusDevice *dev = SYS_BUS_DEVICE(obj);
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memory_region_init_io(&s->regs_region, OBJECT(s), &memcard_mmio_ops, s,
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"milkymist-memcard", R_MAX * 4);
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sysbus_init_mmio(dev, &s->regs_region);
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}
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static void milkymist_memcard_realize(DeviceState *dev, Error **errp)
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{
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MilkymistMemcardState *s = MILKYMIST_MEMCARD(dev);
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DriveInfo *dinfo;
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BlockBackend *blk;
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DriveInfo *dinfo;
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/* FIXME use a qdev drive property instead of drive_get_next() */
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dinfo = drive_get_next(IF_SD);
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blk = dinfo ? blk_by_legacy_dinfo(dinfo) : NULL;
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s->card = sd_init(blk, false);
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if (s->card == NULL) {
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return -1;
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error_setg(errp, "failed to init SD card");
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return;
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}
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s->enabled = blk && blk_is_inserted(blk);
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memory_region_init_io(&s->regs_region, OBJECT(s), &memcard_mmio_ops, s,
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"milkymist-memcard", R_MAX * 4);
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sysbus_init_mmio(dev, &s->regs_region);
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return 0;
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}
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static const VMStateDescription vmstate_milkymist_memcard = {
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@ -300,9 +304,8 @@ static const VMStateDescription vmstate_milkymist_memcard = {
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static void milkymist_memcard_class_init(ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(klass);
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SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
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k->init = milkymist_memcard_init;
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dc->realize = milkymist_memcard_realize;
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dc->reset = milkymist_memcard_reset;
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dc->vmsd = &vmstate_milkymist_memcard;
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/* Reason: init() method uses drive_get_next() */
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@ -313,6 +316,7 @@ static const TypeInfo milkymist_memcard_info = {
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.name = TYPE_MILKYMIST_MEMCARD,
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.parent = TYPE_SYS_BUS_DEVICE,
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.instance_size = sizeof(MilkymistMemcardState),
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.instance_init = milkymist_memcard_init,
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.class_init = milkymist_memcard_class_init,
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};
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