qemu/hw/intc/loongarch_pic_common.c
Stefan Hajnoczi e3a207722b * qdev: second part of Property cleanups
* rust: second part of QOM rework
 * rust: callbacks wrapper
 * rust: pl011 bugfixes
 * kvm: cleanup errors in kvm_convert_memory()
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* qdev: second part of Property cleanups
* rust: second part of QOM rework
* rust: callbacks wrapper
* rust: pl011 bugfixes
* kvm: cleanup errors in kvm_convert_memory()

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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (42 commits)
  rust: pl011: simplify handling of the FIFO enabled bit in LCR
  rust: pl011: fix migration stream
  rust: pl011: extend registers to 32 bits
  rust: pl011: fix break errors and definition of Data struct
  rust: pl011: always use reset() method on registers
  rust: pl011: match break logic of C version
  rust: pl011: fix declaration of LineControl bits
  target/i386: Reset TSCs of parked vCPUs too on VM reset
  kvm: consistently return 0/-errno from kvm_convert_memory
  rust: qemu-api: add a module to wrap functions and zero-sized closures
  rust: qom: add initial subset of methods on Object
  rust: qom: add casting functionality
  rust: tests: allow writing more than one test
  bql: add a "mock" BQL for Rust unit tests
  rust: re-export C types from qemu-api submodules
  rust: rename qemu-api modules to follow C code a bit more
  rust: qom: add possibility of overriding unparent
  rust: qom: put class_init together from multiple ClassInitImpl<>
  Constify all opaque Property pointers
  hw/core/qdev-properties: Constify Property argument to PropertyInfo.print
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2024-12-21 08:06:50 -05:00

96 lines
3.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* QEMU Loongson 7A1000 I/O interrupt controller.
* Copyright (C) 2024 Loongson Technology Corporation Limited
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "hw/intc/loongarch_pic_common.h"
#include "hw/qdev-properties.h"
#include "migration/vmstate.h"
static int loongarch_pic_pre_save(void *opaque)
{
LoongArchPICCommonState *s = (LoongArchPICCommonState *)opaque;
LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_GET_CLASS(s);
if (lpcc->pre_save) {
return lpcc->pre_save(s);
}
return 0;
}
static int loongarch_pic_post_load(void *opaque, int version_id)
{
LoongArchPICCommonState *s = (LoongArchPICCommonState *)opaque;
LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_GET_CLASS(s);
if (lpcc->post_load) {
return lpcc->post_load(s, version_id);
}
return 0;
}
static void loongarch_pic_common_realize(DeviceState *dev, Error **errp)
{
LoongArchPICCommonState *s = LOONGARCH_PIC_COMMON(dev);
if (!s->irq_num || s->irq_num > VIRT_PCH_PIC_IRQ_NUM) {
error_setg(errp, "Invalid 'pic_irq_num'");
return;
}
}
static const Property loongarch_pic_common_properties[] = {
DEFINE_PROP_UINT32("pch_pic_irq_num", LoongArchPICCommonState, irq_num, 0),
};
static const VMStateDescription vmstate_loongarch_pic_common = {
.name = "loongarch_pch_pic",
.version_id = 1,
.minimum_version_id = 1,
.pre_save = loongarch_pic_pre_save,
.post_load = loongarch_pic_post_load,
.fields = (const VMStateField[]) {
VMSTATE_UINT64(int_mask, LoongArchPICCommonState),
VMSTATE_UINT64(htmsi_en, LoongArchPICCommonState),
VMSTATE_UINT64(intedge, LoongArchPICCommonState),
VMSTATE_UINT64(intclr, LoongArchPICCommonState),
VMSTATE_UINT64(auto_crtl0, LoongArchPICCommonState),
VMSTATE_UINT64(auto_crtl1, LoongArchPICCommonState),
VMSTATE_UINT8_ARRAY(route_entry, LoongArchPICCommonState, 64),
VMSTATE_UINT8_ARRAY(htmsi_vector, LoongArchPICCommonState, 64),
VMSTATE_UINT64(last_intirr, LoongArchPICCommonState),
VMSTATE_UINT64(intirr, LoongArchPICCommonState),
VMSTATE_UINT64(intisr, LoongArchPICCommonState),
VMSTATE_UINT64(int_polarity, LoongArchPICCommonState),
VMSTATE_END_OF_LIST()
}
};
static void loongarch_pic_common_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_CLASS(klass);
device_class_set_parent_realize(dc, loongarch_pic_common_realize,
&lpcc->parent_realize);
device_class_set_props(dc, loongarch_pic_common_properties);
dc->vmsd = &vmstate_loongarch_pic_common;
}
static const TypeInfo loongarch_pic_common_types[] = {
{
.name = TYPE_LOONGARCH_PIC_COMMON,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(LoongArchPICCommonState),
.class_size = sizeof(LoongArchPICCommonClass),
.class_init = loongarch_pic_common_class_init,
.abstract = true,
}
};
DEFINE_TYPES(loongarch_pic_common_types)