FreeBSD/Linux Kernel Cross Reference
sys/mips/malta/yamon.h
1 /*-
2 * SPDX-License-Identifier: BSD-4-Clause
3 *
4 * Copyright 2002 Wasabi Systems, Inc.
5 * All rights reserved.
6 *
7 * Written by Simon Burge for Wasabi Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed for the NetBSD Project by
20 * Wasabi Systems, Inc.
21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22 * or promote products derived from this software without specific prior
23 * written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 *
37 * $FreeBSD$
38 */
39
40 #ifndef _MALTA_YAMON_H_
41 #define _MALTA_YAMON_H_
42
43 #define YAMON_FUNCTION_BASE 0x1fc00500ul
44
45 #define YAMON_PRINT_COUNT_OFS (YAMON_FUNCTION_BASE + 0x04)
46 #define YAMON_EXIT_OFS (YAMON_FUNCTION_BASE + 0x20)
47 #define YAMON_FLUSH_CACHE_OFS (YAMON_FUNCTION_BASE + 0x2c)
48 #define YAMON_PRINT_OFS (YAMON_FUNCTION_BASE + 0x34)
49 #define YAMON_REG_CPU_ISR_OFS (YAMON_FUNCTION_BASE + 0x38)
50 #define YAMON_DEREG_CPU_ISR_OFS (YAMON_FUNCTION_BASE + 0x3c)
51 #define YAMON_REG_IC_ISR_OFS (YAMON_FUNCTION_BASE + 0x40)
52 #define YAMON_DEREG_IC_ISR_OFS (YAMON_FUNCTION_BASE + 0x44)
53 #define YAMON_REG_ESR_OFS (YAMON_FUNCTION_BASE + 0x48)
54 #define YAMON_DEREG_ESR_OFS (YAMON_FUNCTION_BASE + 0x4c)
55 #define YAMON_GETCHAR_OFS (YAMON_FUNCTION_BASE + 0x50)
56 #define YAMON_SYSCON_READ_OFS (YAMON_FUNCTION_BASE + 0x54)
57
58 #define YAMON_FUNC(ofs) ((long)(*(int32_t *)(MIPS_PHYS_TO_KSEG0(ofs))))
59
60 typedef void (*t_yamon_print_count)(uint32_t port, char *s, uint32_t count);
61 #define YAMON_PRINT_COUNT(s, count) \
62 ((t_yamon_print_count)(YAMON_FUNC(YAMON_PRINT_COUNT_OFS)))(0, s, count)
63
64 typedef void (*t_yamon_exit)(uint32_t rc);
65 #define YAMON_EXIT(rc) ((t_yamon_exit)(YAMON_FUNC(YAMON_EXIT_OFS)))(rc)
66
67 typedef void (*t_yamon_print)(uint32_t port, const char *s);
68 #define YAMON_PRINT(s) ((t_yamon_print)(YAMON_FUNC(YAMON_PRINT_OFS)))(0, s)
69
70 typedef int (*t_yamon_getchar)(uint32_t port, char *ch);
71 #define YAMON_GETCHAR(ch) \
72 ((t_yamon_getchar)(YAMON_FUNC(YAMON_GETCHAR_OFS)))(0, ch)
73
74 typedef int t_yamon_syscon_id;
75 typedef int (*t_yamon_syscon_read)(t_yamon_syscon_id id, void *param,
76 uint32_t size);
77 #define YAMON_SYSCON_READ(id, param, size) \
78 ((t_yamon_syscon_read)(YAMON_FUNC(YAMON_SYSCON_READ_OFS))) \
79 (id, param, size)
80
81 typedef struct {
82 char *name;
83 char *value;
84 } yamon_env_t;
85
86 #define SYSCON_BOARD_CPU_CLOCK_FREQ_ID 34 /* UINT32 */
87 #define SYSCON_BOARD_BUS_CLOCK_FREQ_ID 35 /* UINT32 */
88 #define SYSCON_BOARD_PCI_FREQ_KHZ_ID 36 /* UINT32 */
89
90 char* yamon_getenv(char *name);
91 uint32_t yamon_getcpufreq(void);
92
93 extern yamon_env_t *fenvp[];
94
95 #endif /* _MALTA_YAMON_H_ */
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