Merge remote-tracking branch 'remotes/vivier/tags/trivial-branch-for-6.2-pull-request...
[qemu.git] / include / hw / pci-host / gpex.h
1 /*
2 * QEMU Generic PCI Express Bridge Emulation
3 *
4 * Copyright (C) 2015 Alexander Graf <agraf@suse.de>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see <http://www.gnu.org/licenses/>
18 */
19
20 #ifndef HW_GPEX_H
21 #define HW_GPEX_H
22
23 #include "exec/hwaddr.h"
24 #include "hw/sysbus.h"
25 #include "hw/pci/pci.h"
26 #include "hw/pci/pcie_host.h"
27 #include "qom/object.h"
28
29 #define TYPE_GPEX_HOST "gpex-pcihost"
30 OBJECT_DECLARE_SIMPLE_TYPE(GPEXHost, GPEX_HOST)
31
32 #define TYPE_GPEX_ROOT_DEVICE "gpex-root"
33 OBJECT_DECLARE_SIMPLE_TYPE(GPEXRootState, GPEX_ROOT_DEVICE)
34
35 #define GPEX_NUM_IRQS 4
36
37 struct GPEXRootState {
38 /*< private >*/
39 PCIDevice parent_obj;
40 /*< public >*/
41 };
42
43 struct GPEXHost {
44 /*< private >*/
45 PCIExpressHost parent_obj;
46 /*< public >*/
47
48 GPEXRootState gpex_root;
49
50 MemoryRegion io_ioport;
51 MemoryRegion io_mmio;
52 MemoryRegion io_ioport_window;
53 MemoryRegion io_mmio_window;
54 qemu_irq irq[GPEX_NUM_IRQS];
55 int irq_num[GPEX_NUM_IRQS];
56
57 bool allow_unmapped_accesses;
58 };
59
60 struct GPEXConfig {
61 MemMapEntry ecam;
62 MemMapEntry mmio32;
63 MemMapEntry mmio64;
64 MemMapEntry pio;
65 int irq;
66 PCIBus *bus;
67 };
68
69 int gpex_set_irq_num(GPEXHost *s, int index, int gsi);
70
71 void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg);
72
73 #endif /* HW_GPEX_H */