xref: /netbsd-src/sys/arch/mips/ingenic/ingenic_coreregs.h (revision ed6f73360e6d6723e5c3d5938fb9ba5292de65bb)
1 /*	$NetBSD: ingenic_coreregs.h,v 1.1 2017/05/21 06:49:13 skrll Exp $ */
2 
3 /*-
4  * Copyright (c) 2014 Michael Lorenz
5  * All rights reserved.
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  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef INGENIC_COREREGS_H
30 #define INGENIC_COREREGS_H
31 
32 #ifdef _LOCORE
33 #define	_(n)	__CONCAT($,n)
34 #else
35 #define	_(n)	n
36 #endif
37 
38 /* cores status, 12 select 3 */
39 #define CP0_CORE_CTRL	_(12), 2	/* select 2 */
40 #define  CC_SW_RST0	__BIT(0)	/* reset core 0 */
41 #define  CC_SW_RST1	__BIT(1)	/* reset core 1 */
42 #define  CC_RPC0	__BIT(8)	/* dedicated reset entry core 0 */
43 #define  CC_RPC1	__BIT(9)	/* -- || -- core 1 */
44 #define  CC_SLEEP0M	__BIT(16)	/* mask sleep core 0 */
45 #define  CC_SLEEP1M	__BIT(17)	/* mask sleep core 1 */
46 
47 /* cores status, 12 select 3 */
48 #define CP0_CORE_STATUS	_(12), 3
49 #define  CS_MIRQ0_P	__BIT(0)	/* mailbox IRQ for 0 pending */
50 #define  CS_MIRQ1_P	__BIT(1)	/* || core 1 */
51 #define  CS_IRQ0_P	__BIT(8)	/* peripheral IRQ for core 0 */
52 #define  CS_IRQ1_P	__BIT(9)	/* || core 1 */
53 #define  CS_SLEEP0	__BIT(16)	/* core 0 sleeping */
54 #define  CS_SLEEP1	__BIT(17)	/* core 1 sleeping */
55 
56 /* cores reset entry & IRQ masks - 12 select 4 */
57 #define CP0_CORE_REIM	_(12), 4
58 #define  REIM_MIRQ0_M	__BIT(0)	/* allow mailbox IRQ for core 0 */
59 #define  REIM_MIRQ1_M	__BIT(1)	/* allow mailbox IRQ for core 1 */
60 #define  REIM_IRQ0_M	__BIT(8)	/* allow peripheral IRQ for core 0 */
61 #define  REIM_IRQ1_M	__BIT(9)	/* allow peripheral IRQ for core 1 */
62 #define  REIM_ENTRY_M	__BITS(31,16)	/* reset exception entry if RPCn=1 */
63 
64 #define CP0_SPINLOCK	_(12), 5
65 #define CP0_SPINATOMIC	_(12), 6
66 
67 #define CP0_CORE0_MBOX	_(20), 0
68 #define CP0_CORE1_MBOX	_(20), 1
69 
70 #endif /* INGENIC_COREREGS_H */
71