| 1 | /*
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| 2 | * Copyright (c) 2010 Lenka Trochtova
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| 3 | * Copyright (c) 2011 Jiri Svoboda
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * - Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * - Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * - The name of the author may not be used to endorse or promote products
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| 16 | * derived from this software without specific prior written permission.
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| 17 | *
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | /** @addtogroup pciintel
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| 31 | * @{
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| 32 | */
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| 33 | /** @file
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| 34 | */
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| 35 |
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| 36 | #ifndef PCI_H_
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| 37 | #define PCI_H_
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| 38 |
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| 39 | #include <ddf/driver.h>
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| 40 | #include "pci_regs.h"
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| 41 |
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| 42 | #define PCI_MAX_HW_RES 10
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| 43 |
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| 44 | typedef struct pciintel_bus {
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| 45 | /** DDF device node */
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| 46 | ddf_dev_t *dnode;
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| 47 | ioport32_t *conf_addr_reg;
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| 48 | ioport32_t *conf_data_reg;
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| 49 | ioport32_t *conf_space;
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| 50 | pio_window_t pio_win;
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| 51 | fibril_mutex_t conf_mutex;
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| 52 | } pci_bus_t;
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| 53 |
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| 54 | typedef struct pci_fun_data {
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| 55 | pci_bus_t *busptr;
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| 56 | ddf_fun_t *fnode;
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| 57 |
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| 58 | int bus;
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| 59 | int dev;
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| 60 | int fn;
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| 61 | uint16_t vendor_id;
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| 62 | uint16_t device_id;
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| 63 | uint16_t command;
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| 64 | uint8_t class_code;
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| 65 | uint8_t subclass_code;
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| 66 | uint8_t prog_if;
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| 67 | uint8_t revision;
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| 68 | hw_resource_list_t hw_resources;
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| 69 | hw_resource_t resources[PCI_MAX_HW_RES];
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| 70 | pio_window_t pio_window;
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| 71 | } pci_fun_t;
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| 72 |
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| 73 | extern void pci_fun_create_match_ids(pci_fun_t *);
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| 74 |
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| 75 | extern uint8_t pci_conf_read_8(pci_fun_t *, int);
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| 76 | extern uint16_t pci_conf_read_16(pci_fun_t *, int);
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| 77 | extern uint32_t pci_conf_read_32(pci_fun_t *, int);
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| 78 | extern void pci_conf_write_8(pci_fun_t *, int, uint8_t);
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| 79 | extern void pci_conf_write_16(pci_fun_t *, int, uint16_t);
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| 80 | extern void pci_conf_write_32(pci_fun_t *, int, uint32_t);
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| 81 |
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| 82 | extern void pci_add_range(pci_fun_t *, uint64_t, size_t, bool);
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| 83 | extern int pci_read_bar(pci_fun_t *, int);
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| 84 | extern void pci_read_interrupt(pci_fun_t *);
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| 85 | extern void pci_add_interrupt(pci_fun_t *, int);
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| 86 |
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| 87 | extern pci_fun_t *pci_fun_new(pci_bus_t *);
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| 88 | extern void pci_fun_init(pci_fun_t *, int, int, int);
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| 89 | extern void pci_fun_delete(pci_fun_t *);
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| 90 | extern char *pci_fun_create_name(pci_fun_t *);
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| 91 |
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| 92 | extern void pci_bus_scan(pci_bus_t *, int);
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| 93 |
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| 94 | extern bool pci_alloc_resource_list(pci_fun_t *);
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| 95 | extern void pci_clean_resource_list(pci_fun_t *);
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| 96 |
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| 97 | extern void pci_read_bars(pci_fun_t *);
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| 98 | extern size_t pci_bar_mask_to_size(uint32_t);
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| 99 |
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| 100 | #endif
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| 101 |
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| 102 | /**
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| 103 | * @}
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| 104 | */
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