xref: /openbmc/qemu/include/hw/pci-host/i440fx.h (revision b91a0fa7)
1 /*
2  * QEMU i440FX North Bridge Emulation
3  *
4  * Copyright (c) 2006 Fabrice Bellard
5  *
6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
7  * See the COPYING file in the top-level directory.
8  *
9  */
10 
11 #ifndef HW_PCI_I440FX_H
12 #define HW_PCI_I440FX_H
13 
14 #include "hw/pci/pci_bus.h"
15 #include "hw/pci-host/pam.h"
16 #include "qom/object.h"
17 
18 #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost"
19 #define TYPE_I440FX_PCI_DEVICE "i440FX"
20 
21 OBJECT_DECLARE_SIMPLE_TYPE(PCII440FXState, I440FX_PCI_DEVICE)
22 
23 struct PCII440FXState {
24     /*< private >*/
25     PCIDevice parent_obj;
26     /*< public >*/
27 
28     MemoryRegion *system_memory;
29     MemoryRegion *pci_address_space;
30     MemoryRegion *ram_memory;
31     PAMMemoryRegion pam_regions[PAM_REGIONS_COUNT];
32     MemoryRegion smram_region;
33     MemoryRegion smram, low_smram;
34 };
35 
36 #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX"
37 
38 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
39                     PCII440FXState **pi440fx_state,
40                     MemoryRegion *address_space_mem,
41                     MemoryRegion *address_space_io,
42                     ram_addr_t ram_size,
43                     ram_addr_t below_4g_mem_size,
44                     ram_addr_t above_4g_mem_size,
45                     MemoryRegion *pci_memory,
46                     MemoryRegion *ram_memory);
47 
48 
49 #endif
50