Yaya48
cf256aa081
Upstream: https://gitlab.com/qemu-project/qemu.git Upstream-Commit: d2e570cc0f97b936902a5b1b86b73c0f5998b475
81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
/*
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* QEMU Universal Flash Storage (UFS) sysbus controller
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "hw/core/qdev-properties.h"
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#include "ufs-sysbus.h"
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#include "migration/vmstate.h"
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#include "system/address-spaces.h"
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static void ufs_sysbus_realize(DeviceState *dev, Error **errp)
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{
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SysbusUfsState *s = SYSBUS_UFS(dev);
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if (!ufs_realize(&s->ufs, dev, &address_space_memory, errp)) {
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return;
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}
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sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->ufs.iomem);
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}
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static void ufs_sysbus_unrealize(DeviceState *dev)
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{
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SysbusUfsState *s = SYSBUS_UFS(dev);
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ufs_unrealize(&s->ufs);
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}
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static void ufs_sysbus_init(Object *obj)
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{
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SysbusUfsState *s = SYSBUS_UFS(obj);
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sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->ufs.irq);
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}
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static const Property ufs_sysbus_props[] = {
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DEFINE_PROP_STRING("serial", SysbusUfsState, ufs.params.serial),
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DEFINE_PROP_UINT8("nutrs", SysbusUfsState, ufs.params.nutrs, 32),
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DEFINE_PROP_UINT8("nutmrs", SysbusUfsState, ufs.params.nutmrs, 8),
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DEFINE_PROP_BOOL("mcq", SysbusUfsState, ufs.params.mcq, false),
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DEFINE_PROP_UINT8("mcq-maxq", SysbusUfsState, ufs.params.mcq_maxq, 2),
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DEFINE_PROP_UINT32("wb-max-size", SysbusUfsState, ufs.params.wb_max_size,
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0x400),
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DEFINE_PROP_UINT32("wb-min-size", SysbusUfsState, ufs.params.wb_min_size,
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0x100),
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};
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static const VMStateDescription ufs_sysbus_vmstate = {
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.name = TYPE_SYSBUS_UFS,
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.unmigratable = 1,
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};
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static void ufs_sysbus_class_init(ObjectClass *oc, const void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(oc);
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dc->realize = ufs_sysbus_realize;
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dc->unrealize = ufs_sysbus_unrealize;
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dc->vmsd = &ufs_sysbus_vmstate;
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dc->desc = "Universal Flash Storage";
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device_class_set_props(dc, ufs_sysbus_props);
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set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
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}
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static const TypeInfo ufs_sysbus_info = {
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.name = TYPE_SYSBUS_UFS,
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.parent = TYPE_SYS_BUS_DEVICE,
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.instance_size = sizeof(SysbusUfsState),
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.instance_init = ufs_sysbus_init,
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.class_init = ufs_sysbus_class_init,
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};
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static void ufs_sysbus_register_types(void)
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{
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type_register_static(&ufs_sysbus_info);
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}
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type_init(ufs_sysbus_register_types)
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