4 * Copyright IBM, Corp. 2012-2013
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;
24 typedef struct QPCIBar QPCIBar;
27 uint8_t (*pio_readb)(QPCIBus *bus, uint32_t addr);
28 uint16_t (*pio_readw)(QPCIBus *bus, uint32_t addr);
29 uint32_t (*pio_readl)(QPCIBus *bus, uint32_t addr);
30 uint64_t (*pio_readq)(QPCIBus *bus, uint32_t addr);
32 void (*pio_writeb)(QPCIBus *bus, uint32_t addr, uint8_t value);
33 void (*pio_writew)(QPCIBus *bus, uint32_t addr, uint16_t value);
34 void (*pio_writel)(QPCIBus *bus, uint32_t addr, uint32_t value);
35 void (*pio_writeq)(QPCIBus *bus, uint32_t addr, uint64_t value);
37 void (*memread)(QPCIBus *bus, uint32_t addr, void *buf, size_t len);
38 void (*memwrite)(QPCIBus *bus, uint32_t addr, const void *buf, size_t len);
40 uint8_t (*config_readb)(QPCIBus *bus, int devfn, uint8_t offset);
41 uint16_t (*config_readw)(QPCIBus *bus, int devfn, uint8_t offset);
42 uint32_t (*config_readl)(QPCIBus *bus, int devfn, uint8_t offset);
44 void (*config_writeb)(QPCIBus *bus, int devfn,
45 uint8_t offset, uint8_t value);
46 void (*config_writew)(QPCIBus *bus, int devfn,
47 uint8_t offset, uint16_t value);
48 void (*config_writel)(QPCIBus *bus, int devfn,
49 uint8_t offset, uint32_t value);
52 uint16_t pio_alloc_ptr;
53 uint64_t mmio_alloc_ptr, mmio_limit;
65 QPCIBar msix_table_bar, msix_pba_bar;
66 uint64_t msix_table_off, msix_pba_off;
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, QPCIBar token, uint64_t off);
91 uint16_t qpci_io_readw(QPCIDevice *dev, QPCIBar token, uint64_t off);
92 uint32_t qpci_io_readl(QPCIDevice *dev, QPCIBar token, uint64_t off);
93 uint64_t qpci_io_readq(QPCIDevice *dev, QPCIBar token, uint64_t off);
95 void qpci_io_writeb(QPCIDevice *dev, QPCIBar token, uint64_t off,
97 void qpci_io_writew(QPCIDevice *dev, QPCIBar token, uint64_t off,
99 void qpci_io_writel(QPCIDevice *dev, QPCIBar token, uint64_t off,
101 void qpci_io_writeq(QPCIDevice *dev, QPCIBar token, uint64_t off,
104 void qpci_memread(QPCIDevice *bus, QPCIBar token, uint64_t off,
105 void *buf, size_t len);
106 void qpci_memwrite(QPCIDevice *bus, QPCIBar token, uint64_t off,
107 const void *buf, size_t len);
108 QPCIBar qpci_iomap(QPCIDevice *dev, int barno, uint64_t *sizeptr);
109 void qpci_iounmap(QPCIDevice *dev, QPCIBar addr);
110 QPCIBar qpci_legacy_iomap(QPCIDevice *dev, uint16_t addr);
112 void qpci_plug_device_test(const char *driver, const char *id,
113 uint8_t slot, const char *opts);
114 void qpci_unplug_acpi_device_test(const char *id, uint8_t slot);