xref: /freebsd/sys/arm/allwinner/a20/a20_cpu_cfg.h (revision 38f0b757fd84d17d0fc24739a7cda160c4516d81)
1 /*-
2  * Copyright (c) 2013 Ganbold Tsagaankhuu <ganbold@freebsd.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _A20_CPU_CFG_H_
30 #define _A20_CPU_CFG_H_
31 
32 #define CPU_CFG_BASE		0xe1c25c00
33 
34 #define CPU0_RST_CTRL		0x0040
35 #define CPU0_CTRL_REG		0x0044
36 #define CPU0_STATUS_REG 	0x0048
37 
38 #define CPU1_RST_CTRL		0x0080
39 #define CPU1_CTRL_REG		0x0084
40 #define CPU1_STATUS_REG 	0x0088
41 
42 #define GENER_CTRL_REG		0x0184
43 
44 #define EVENT_IN_REG		0x0190
45 #define PRIVATE_REG		0x01a4
46 
47 #define IDLE_CNT0_LOW_REG	0x0200
48 #define IDLE_CNT0_HIGH_REG	0x0204
49 #define IDLE_CNT0_CTRL_REG	0x0208
50 
51 #define IDLE_CNT1_LOW_REG	0x0210
52 #define IDLE_CNT1_HIGH_REG	0x0214
53 #define IDLE_CNT1_CTRL_REG	0x0218
54 
55 #define OSC24M_CNT64_CTRL_REG	0x0280
56 #define OSC24M_CNT64_LOW_REG	0x0284
57 #define OSC24M_CNT64_HIGH_REG	0x0288
58 
59 #define LOSC_CNT64_CTRL_REG	0x0290
60 #define LOSC_CNT64_LOW_REG	0x0294
61 #define LOSC_CNT64_HIGH_REG	0x0298
62 
63 #define CNT64_RL_EN		0x02 /* read latch enable */
64 
65 uint64_t a20_read_counter64(void);
66 
67 #endif /* _A20_CPU_CFG_H_ */
68