xref: /openbmc/qemu/hw/intc/loongarch_pic_common.c (revision b7563779f9e3a319af1a8d39084d0342e5dbb1bb)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * QEMU Loongson 7A1000 I/O interrupt controller.
4  * Copyright (C) 2024 Loongson Technology Corporation Limited
5  */
6 
7 static void loongarch_pic_common_realize(DeviceState *dev, Error **errp)
8 {
9     LoongArchPICCommonState *s = LOONGARCH_PCH_PIC(dev);
10 
11     if (!s->irq_num || s->irq_num  > VIRT_PCH_PIC_IRQ_NUM) {
12         error_setg(errp, "Invalid 'pic_irq_num'");
13         return;
14     }
15 }
16 
17 static const Property loongarch_pic_common_properties[] = {
18     DEFINE_PROP_UINT32("pch_pic_irq_num", LoongArchPICCommonState, irq_num, 0),
19     DEFINE_PROP_END_OF_LIST(),
20 };
21 
22 static const VMStateDescription vmstate_loongarch_pic_common = {
23     .name = "loongarch_pch_pic",
24     .version_id = 1,
25     .minimum_version_id = 1,
26     .fields = (const VMStateField[]) {
27         VMSTATE_UINT64(int_mask, LoongArchPICCommonState),
28         VMSTATE_UINT64(htmsi_en, LoongArchPICCommonState),
29         VMSTATE_UINT64(intedge, LoongArchPICCommonState),
30         VMSTATE_UINT64(intclr, LoongArchPICCommonState),
31         VMSTATE_UINT64(auto_crtl0, LoongArchPICCommonState),
32         VMSTATE_UINT64(auto_crtl1, LoongArchPICCommonState),
33         VMSTATE_UINT8_ARRAY(route_entry, LoongArchPICCommonState, 64),
34         VMSTATE_UINT8_ARRAY(htmsi_vector, LoongArchPICCommonState, 64),
35         VMSTATE_UINT64(last_intirr, LoongArchPICCommonState),
36         VMSTATE_UINT64(intirr, LoongArchPICCommonState),
37         VMSTATE_UINT64(intisr, LoongArchPICCommonState),
38         VMSTATE_UINT64(int_polarity, LoongArchPICCommonState),
39         VMSTATE_END_OF_LIST()
40     }
41 };
42