4 * Copyright IBM, Corp. 2012-2013
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2 or later.
10 * See the COPYING file in the top-level directory.
18 #define QPCI_PIO_LIMIT 0x10000
20 #define QPCI_DEVFN(dev, fn) (((dev) << 3) | (fn))
22 typedef struct QPCIDevice QPCIDevice
;
23 typedef struct QPCIBus QPCIBus
;
26 uint8_t (*pio_readb
)(QPCIBus
*bus
, uint32_t addr
);
27 uint16_t (*pio_readw
)(QPCIBus
*bus
, uint32_t addr
);
28 uint32_t (*pio_readl
)(QPCIBus
*bus
, uint32_t addr
);
30 uint8_t (*mmio_readb
)(QPCIBus
*bus
, uint32_t addr
);
31 uint16_t (*mmio_readw
)(QPCIBus
*bus
, uint32_t addr
);
32 uint32_t (*mmio_readl
)(QPCIBus
*bus
, uint32_t addr
);
34 void (*pio_writeb
)(QPCIBus
*bus
, uint32_t addr
, uint8_t value
);
35 void (*pio_writew
)(QPCIBus
*bus
, uint32_t addr
, uint16_t value
);
36 void (*pio_writel
)(QPCIBus
*bus
, uint32_t addr
, uint32_t value
);
38 void (*mmio_writeb
)(QPCIBus
*bus
, uint32_t addr
, uint8_t value
);
39 void (*mmio_writew
)(QPCIBus
*bus
, uint32_t addr
, uint16_t value
);
40 void (*mmio_writel
)(QPCIBus
*bus
, uint32_t addr
, uint32_t value
);
42 void (*memread
)(QPCIBus
*bus
, uint32_t addr
, void *buf
, size_t len
);
43 void (*memwrite
)(QPCIBus
*bus
, uint32_t addr
, const void *buf
, size_t len
);
45 uint8_t (*config_readb
)(QPCIBus
*bus
, int devfn
, uint8_t offset
);
46 uint16_t (*config_readw
)(QPCIBus
*bus
, int devfn
, uint8_t offset
);
47 uint32_t (*config_readl
)(QPCIBus
*bus
, int devfn
, uint8_t offset
);
49 void (*config_writeb
)(QPCIBus
*bus
, int devfn
,
50 uint8_t offset
, uint8_t value
);
51 void (*config_writew
)(QPCIBus
*bus
, int devfn
,
52 uint8_t offset
, uint16_t value
);
53 void (*config_writel
)(QPCIBus
*bus
, int devfn
,
54 uint8_t offset
, uint32_t value
);
56 uint16_t pio_alloc_ptr
;
57 uint64_t mmio_alloc_ptr
, mmio_limit
;
69 void qpci_device_foreach(QPCIBus
*bus
, int vendor_id
, int device_id
,
70 void (*func
)(QPCIDevice
*dev
, int devfn
, void *data
),
72 QPCIDevice
*qpci_device_find(QPCIBus
*bus
, int devfn
);
74 void qpci_device_enable(QPCIDevice
*dev
);
75 uint8_t qpci_find_capability(QPCIDevice
*dev
, uint8_t id
);
76 void qpci_msix_enable(QPCIDevice
*dev
);
77 void qpci_msix_disable(QPCIDevice
*dev
);
78 bool qpci_msix_pending(QPCIDevice
*dev
, uint16_t entry
);
79 bool qpci_msix_masked(QPCIDevice
*dev
, uint16_t entry
);
80 uint16_t qpci_msix_table_size(QPCIDevice
*dev
);
82 uint8_t qpci_config_readb(QPCIDevice
*dev
, uint8_t offset
);
83 uint16_t qpci_config_readw(QPCIDevice
*dev
, uint8_t offset
);
84 uint32_t qpci_config_readl(QPCIDevice
*dev
, uint8_t offset
);
86 void qpci_config_writeb(QPCIDevice
*dev
, uint8_t offset
, uint8_t value
);
87 void qpci_config_writew(QPCIDevice
*dev
, uint8_t offset
, uint16_t value
);
88 void qpci_config_writel(QPCIDevice
*dev
, uint8_t offset
, uint32_t value
);
90 uint8_t qpci_io_readb(QPCIDevice
*dev
, void *data
);
91 uint16_t qpci_io_readw(QPCIDevice
*dev
, void *data
);
92 uint32_t qpci_io_readl(QPCIDevice
*dev
, void *data
);
94 void qpci_io_writeb(QPCIDevice
*dev
, void *data
, uint8_t value
);
95 void qpci_io_writew(QPCIDevice
*dev
, void *data
, uint16_t value
);
96 void qpci_io_writel(QPCIDevice
*dev
, void *data
, uint32_t value
);
98 void qpci_memread(QPCIDevice
*bus
, void *data
, void *buf
, size_t len
);
99 void qpci_memwrite(QPCIDevice
*bus
, void *data
, const void *buf
, size_t len
);
101 void *qpci_iomap(QPCIDevice
*dev
, int barno
, uint64_t *sizeptr
);
102 void qpci_iounmap(QPCIDevice
*dev
, void *data
);
103 void *qpci_legacy_iomap(QPCIDevice
*dev
, uint16_t addr
);
105 void qpci_plug_device_test(const char *driver
, const char *id
,
106 uint8_t slot
, const char *opts
);
107 void qpci_unplug_acpi_device_test(const char *id
, uint8_t slot
);