RTEMS: bsps/mips/malta/include/bsp/pci.h Source File

| RTEMS 5.4-rc2

Loading...
Searching...
No Matches
pci.h
Go to the documentation of this file.
1
5/*
6 * COPYRIGHT (c) 1989-2012.
7 * On-Line Applications Research Corporation (OAR).
8 *
9 * The license and distribution terms for this file may be
10 * found in the file LICENSE in this distribution or at
11 * http://www.rtems.org/license/LICENSE.
12 */
13
14/*
15 *
16 * PCI defines and function prototypes
17 * Copyright 1994, Drew Eckhardt
18 * Copyright 1997, 1998 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
19 *
20 * For more information, please consult the following manuals (look at
21 * http://www.pcisig.com/ for how to get them):
22 *
23 * PCI BIOS Specification
24 * PCI Local Bus Specification
25 * PCI to PCI Bridge Specification
26 * PCI System Design Guide
27 */
28
29#ifndef BSP_PCI_H
30#define BSP_PCI_H
31
32#include <rtems/pci.h>
33#include <bsp.h>
34#include <stdio.h>
35
36 struct _pin_routes
37{
38 int pin, int_name[4];
39};
40 struct _int_map
41{
42 int bus, slot, opts;
43 struct _pin_routes pin_route[5];
44};
45 struct pcibridge
46{
47 int bus;
48 int slot;
49};
50
51/* If there's a conflict between a name in the routing table and
52 * what's already set on the device, reprogram the device setting
53 * to reflect int_name[0] for the routing table entry
54 */
55#define PCI_FIXUP_OPT_OVERRIDE_NAME (1<<0)
56
57void FixupPCI( const struct _int_map *, int (*swizzler)(int,int) );
58
59/* FIXME: This probably belongs into rtems/pci.h */
60extern unsigned char pci_bus_count(void);
61
62int indirect_pci_read_config_byte(
63 unsigned char bus,
64 unsigned char slot,
65 unsigned char function,
66 unsigned char offset,
67 uint8_t *val
68);
69
70int indirect_pci_read_config_word(
71 unsigned char bus,
72 unsigned char slot,
73 unsigned char function,
74 unsigned char offset,
75 uint16_t *val
76);
77
78int indirect_pci_read_config_dword(
79 unsigned char bus,
80 unsigned char slot,
81 unsigned char function,
82 unsigned char offset,
83 uint32_t *val
84);
85
86int indirect_pci_write_config_byte(
87 unsigned char bus,
88 unsigned char slot,
89 unsigned char function,
90 unsigned char offset,
91 uint8_t val
92);
93
94int indirect_pci_write_config_word(
95 unsigned char bus,
96 unsigned char slot,
97 unsigned char function,
98 unsigned char offset,
99 uint16_t val
100);
101
102int indirect_pci_write_config_dword(
103 unsigned char bus,
104 unsigned char slot,
105 unsigned char function,
106 unsigned char offset,
107 uint32_t val
108);
109
110/* Can these be moved to the rtems pci.h? */
111int FindPCIbridge( int mybus, struct pcibridge *pb );
112
113const pci_config_access_functions pci_indirect_functions;
114
115void pci_out_le32( uint32_t base, uint32_t addr, uint32_t val);
116void pci_out_32( uint32_t base, uint32_t addr, uint32_t val);
117uint8_t pci_in_8 ( uint32_t base, uint32_t addr );
118int16_t pci_in_le16 ( uint32_t base, uint32_t addr );
119uint32_t pci_in_le32 ( uint32_t base, uint32_t addr );
120int16_t pci_in_16 ( uint32_t base, uint32_t addr );
121uint32_t pci_in_32 ( uint32_t base, uint32_t addr );
122void pci_out_8 ( uint32_t base, uint32_t addr, uint8_t val );
123void pci_out_le16( uint32_t base, uint32_t addr, uint16_t val );
124void pci_out_16( uint32_t base, uint32_t addr, uint16_t val );
125void pci_out_32 ( uint32_t base, uint32_t addr, uint32_t val);
126
127#define out_32(_addr, _val) pci_out_32(BSP_PCI_BASE_ADDRESS, _addr, _val)
128#define out_le32(_addr, _val) pci_out_le32(BSP_PCI_BASE_ADDRESS, _addr, _val)
129#define out_32(_addr, _val) pci_out_32(BSP_PCI_BASE_ADDRESS, _addr, _val)
130#define in_8(_addr) pci_in_8( BSP_PCI_BASE_ADDRESS, _addr )
131#define in_le16(_addr) pci_in_le16( BSP_PCI_BASE_ADDRESS, _addr )
132#define in_le32(_addr) pci_in_le32( BSP_PCI_BASE_ADDRESS, _addr )
133#define in_16(_addr) pci_in_16( BSP_PCI_BASE_ADDRESS, _addr )
134#define in_32(_addr) pci_in_32( BSP_PCI_BASE_ADDRESS, _addr )
135#define out_8(_addr,_val) pci_out_8( BSP_PCI_BASE_ADDRESS, _addr, _val )
136#define out_le16(_addr,_val) pci_out_le16( BSP_PCI_BASE_ADDRESS, _addr, _val )
137#define out_16(_addr,_val) pci_out_16( BSP_PCI_BASE_ADDRESS, _addr, _val )
138
139#endif /* BSP_PCI_H */
pci.h
_int_map
Definition: pci.h:41
_pin_routes
Definition: pci.h:37
pci_config_access_functions
Definition: pci.h:1123
pcibridge
Definition: pci.h:46