FreeBSD/Linux Kernel Cross Reference
sys/mips/malta/yamon.h
1 /*-
2 * Copyright 2002 Wasabi Systems, Inc.
3 * All rights reserved.
4 *
5 * Written by Simon Burge for Wasabi Systems, Inc.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed for the NetBSD Project by
18 * Wasabi Systems, Inc.
19 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
20 * or promote products derived from this software without specific prior
21 * written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * $FreeBSD$
36 */
37
38 #ifndef _MALTA_YAMON_H_
39 #define _MALTA_YAMON_H_
40
41 #define YAMON_FUNCTION_BASE 0x1fc00500ul
42
43 #define YAMON_PRINT_COUNT_OFS (YAMON_FUNCTION_BASE + 0x04)
44 #define YAMON_EXIT_OFS (YAMON_FUNCTION_BASE + 0x20)
45 #define YAMON_FLUSH_CACHE_OFS (YAMON_FUNCTION_BASE + 0x2c)
46 #define YAMON_PRINT_OFS (YAMON_FUNCTION_BASE + 0x34)
47 #define YAMON_REG_CPU_ISR_OFS (YAMON_FUNCTION_BASE + 0x38)
48 #define YAMON_DEREG_CPU_ISR_OFS (YAMON_FUNCTION_BASE + 0x3c)
49 #define YAMON_REG_IC_ISR_OFS (YAMON_FUNCTION_BASE + 0x40)
50 #define YAMON_DEREG_IC_ISR_OFS (YAMON_FUNCTION_BASE + 0x44)
51 #define YAMON_REG_ESR_OFS (YAMON_FUNCTION_BASE + 0x48)
52 #define YAMON_DEREG_ESR_OFS (YAMON_FUNCTION_BASE + 0x4c)
53 #define YAMON_GETCHAR_OFS (YAMON_FUNCTION_BASE + 0x50)
54 #define YAMON_SYSCON_READ_OFS (YAMON_FUNCTION_BASE + 0x54)
55
56 #define YAMON_FUNC(ofs) ((long)(*(int32_t *)(MIPS_PHYS_TO_KSEG0(ofs))))
57
58 typedef void (*t_yamon_print_count)(uint32_t port, char *s, uint32_t count);
59 #define YAMON_PRINT_COUNT(s, count) \
60 ((t_yamon_print_count)(YAMON_FUNC(YAMON_PRINT_COUNT_OFS)))(0, s, count)
61
62 typedef void (*t_yamon_exit)(uint32_t rc);
63 #define YAMON_EXIT(rc) ((t_yamon_exit)(YAMON_FUNC(YAMON_EXIT_OFS)))(rc)
64
65 typedef void (*t_yamon_print)(uint32_t port, const char *s);
66 #define YAMON_PRINT(s) ((t_yamon_print)(YAMON_FUNC(YAMON_PRINT_OFS)))(0, s)
67
68 typedef int (*t_yamon_getchar)(uint32_t port, char *ch);
69 #define YAMON_GETCHAR(ch) \
70 ((t_yamon_getchar)(YAMON_FUNC(YAMON_GETCHAR_OFS)))(0, ch)
71
72 typedef int t_yamon_syscon_id;
73 typedef int (*t_yamon_syscon_read)(t_yamon_syscon_id id, void *param,
74 uint32_t size);
75 #define YAMON_SYSCON_READ(id, param, size) \
76 ((t_yamon_syscon_read)(YAMON_FUNC(YAMON_SYSCON_READ_OFS))) \
77 (id, param, size)
78
79 typedef struct {
80 char *name;
81 char *value;
82 } yamon_env_t;
83
84 #define SYSCON_BOARD_CPU_CLOCK_FREQ_ID 34 /* UINT32 */
85 #define SYSCON_BOARD_BUS_CLOCK_FREQ_ID 35 /* UINT32 */
86 #define SYSCON_BOARD_PCI_FREQ_KHZ_ID 36 /* UINT32 */
87
88 char* yamon_getenv(char *name);
89 uint32_t yamon_getcpufreq(void);
90
91 extern yamon_env_t *fenvp[];
92
93 #endif /* _MALTA_YAMON_H_ */
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