2 * QEMU SPAPR PCI BUS definitions
4 * Copyright (c) 2011 Alexey Kardashevskiy <aik@au1.ibm.com>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library 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 GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 #if !defined(__HW_SPAPR_H__)
20 #error Please include spapr.h before this file!
23 #if !defined(__HW_SPAPR_PCI_H__)
24 #define __HW_SPAPR_PCI_H__
26 #include "hw/pci/pci.h"
27 #include "hw/pci/pci_host.h"
28 #include "hw/ppc/xics.h"
30 #define TYPE_SPAPR_PCI_HOST_BRIDGE "spapr-pci-host-bridge"
31 #define TYPE_SPAPR_PCI_VFIO_HOST_BRIDGE "spapr-pci-vfio-host-bridge"
33 #define SPAPR_PCI_HOST_BRIDGE(obj) \
34 OBJECT_CHECK(sPAPRPHBState, (obj), TYPE_SPAPR_PCI_HOST_BRIDGE)
36 #define SPAPR_PCI_VFIO_HOST_BRIDGE(obj) \
37 OBJECT_CHECK(sPAPRPHBVFIOState, (obj), TYPE_SPAPR_PCI_VFIO_HOST_BRIDGE)
39 #define SPAPR_PCI_HOST_BRIDGE_CLASS(klass) \
40 OBJECT_CLASS_CHECK(sPAPRPHBClass, (klass), TYPE_SPAPR_PCI_HOST_BRIDGE)
41 #define SPAPR_PCI_HOST_BRIDGE_GET_CLASS(obj) \
42 OBJECT_GET_CLASS(sPAPRPHBClass, (obj), TYPE_SPAPR_PCI_HOST_BRIDGE)
44 typedef struct sPAPRPHBClass sPAPRPHBClass
;
45 typedef struct sPAPRPHBState sPAPRPHBState
;
46 typedef struct sPAPRPHBVFIOState sPAPRPHBVFIOState
;
48 struct sPAPRPHBClass
{
49 PCIHostBridgeClass parent_class
;
51 void (*finish_realize
)(sPAPRPHBState
*sphb
, Error
**errp
);
52 int (*eeh_set_option
)(sPAPRPHBState
*sphb
, unsigned int addr
, int option
);
53 int (*eeh_get_state
)(sPAPRPHBState
*sphb
, int *state
);
54 int (*eeh_reset
)(sPAPRPHBState
*sphb
, int option
);
55 int (*eeh_configure
)(sPAPRPHBState
*sphb
);
58 typedef struct spapr_pci_msi
{
63 typedef struct spapr_pci_msi_mig
{
68 struct sPAPRPHBState
{
69 PCIHostState parent_obj
;
75 MemoryRegion memspace
, iospace
;
76 hwaddr mem_win_addr
, mem_win_size
, io_win_addr
, io_win_size
;
77 MemoryRegion memwindow
, iowindow
, msiwindow
;
80 AddressSpace iommu_as
;
81 MemoryRegion iommu_root
;
83 struct spapr_pci_lsi
{
85 } lsi_table
[PCI_NUM_PINS
];
88 /* Temporary cache for migration purposes */
90 spapr_pci_msi_mig
*msi_devs
;
92 QLIST_ENTRY(sPAPRPHBState
) list
;
95 struct sPAPRPHBVFIOState
{
101 #define SPAPR_PCI_MAX_INDEX 255
103 #define SPAPR_PCI_BASE_BUID 0x800000020000000ULL
105 #define SPAPR_PCI_MEM_WIN_BUS_OFFSET 0x80000000ULL
107 #define SPAPR_PCI_WINDOW_BASE 0x10000000000ULL
108 #define SPAPR_PCI_WINDOW_SPACING 0x1000000000ULL
109 #define SPAPR_PCI_MMIO_WIN_OFF 0xA0000000
110 #define SPAPR_PCI_MMIO_WIN_SIZE (SPAPR_PCI_WINDOW_SPACING - \
111 SPAPR_PCI_MEM_WIN_BUS_OFFSET)
112 #define SPAPR_PCI_IO_WIN_OFF 0x80000000
113 #define SPAPR_PCI_IO_WIN_SIZE 0x10000
115 #define SPAPR_PCI_MSI_WINDOW 0x40000000000ULL
117 static inline qemu_irq
spapr_phb_lsi_qirq(struct sPAPRPHBState
*phb
, int pin
)
119 return xics_get_qirq(spapr
->icp
, phb
->lsi_table
[pin
].irq
);
122 PCIHostState
*spapr_create_phb(sPAPREnvironment
*spapr
, int index
);
124 int spapr_populate_pci_dt(sPAPRPHBState
*phb
,
125 uint32_t xics_phandle
,
128 void spapr_pci_msi_init(sPAPREnvironment
*spapr
, hwaddr addr
);
130 void spapr_pci_rtas_init(void);
132 #endif /* __HW_SPAPR_PCI_H__ */