FreeBSD/Linux Kernel Cross Reference
sys/arm/at91/at91var.h
1 /*-
2 * Copyright (c) 2005 Olivier Houchard. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 /* $FreeBSD$ */
27
28 #ifndef _AT91VAR_H_
29 #define _AT91VAR_H_
30
31 #include <sys/bus.h>
32 #include <sys/rman.h>
33
34 #include <arm/at91/at91reg.h>
35
36 struct at91_softc {
37 device_t dev;
38 bus_space_tag_t sc_st;
39 bus_space_handle_t sc_sh;
40 bus_space_handle_t sc_aic_sh;
41 struct rman sc_irq_rman;
42 struct rman sc_mem_rman;
43 uint32_t sc_irq_system;
44 };
45
46 struct at91_ivar {
47 struct resource_list resources;
48 };
49
50 struct cpu_devs
51 {
52 const char *name;
53 int unit;
54 bus_addr_t mem_base;
55 bus_size_t mem_len;
56 int irq0;
57 int irq1;
58 int irq2;
59 const char *parent_clk;
60 };
61
62 extern uint32_t at91_chip_id;
63
64 static inline int at91_is_rm92(void);
65 static inline int at91_is_sam9(void);
66 static inline int at91_is_sam9xe(void);
67 static inline int at91_cpu_is(u_int cpu);
68
69 static inline int
70 at91_is_rm92(void)
71 {
72
73 return (AT91_ARCH(at91_chip_id) == AT91_ARCH_RM92);
74 }
75
76 static inline int
77 at91_is_sam9(void)
78 {
79
80 return (AT91_ARCH(at91_chip_id) == AT91_ARCH_SAM9);
81 }
82
83 static inline int
84 at91_is_sam9xe(void)
85 {
86
87 return (AT91_ARCH(at91_chip_id) == AT91_ARCH_SAM9XE);
88 }
89
90 static inline int
91 at91_cpu_is(u_int cpu)
92 {
93
94 return (AT91_CPU(at91_chip_id) == cpu);
95 }
96
97 extern uint32_t at91_irq_system;
98 extern uint32_t at91_master_clock;
99
100 #endif /* _AT91VAR_H_ */
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