2 * QEMU Common PCI Host bridge configuration data space access routines.
4 * Copyright (c) 2006 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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25 /* Worker routines for a PCI host controller that uses an {address,data}
26 register pair to access PCI configuration space. */
32 #include "rwhandler.h"
36 ReadWriteHandler conf_handler
;
37 ReadWriteHandler data_handler
;
42 /* common internal helpers for PCI/PCIe hosts, cut off overflows */
43 void pci_host_config_write_common(PCIDevice
*pci_dev
, uint32_t addr
,
44 uint32_t limit
, uint32_t val
, uint32_t len
);
45 uint32_t pci_host_config_read_common(PCIDevice
*pci_dev
, uint32_t addr
,
46 uint32_t limit
, uint32_t len
);
48 void pci_data_write(PCIBus
*s
, uint32_t addr
, uint32_t val
, int len
);
49 uint32_t pci_data_read(PCIBus
*s
, uint32_t addr
, int len
);
52 int pci_host_conf_register_mmio(PCIHostState
*s
, int endian
);
53 int pci_host_data_register_mmio(PCIHostState
*s
, int endian
);
56 void pci_host_conf_register_ioport(pio_addr_t ioport
, PCIHostState
*s
);
57 void pci_host_data_register_ioport(pio_addr_t ioport
, PCIHostState
*s
);
59 #endif /* PCI_HOST_H */