xref: /freebsd/sys/arm64/coresight/coresight_funnel.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*-
2  * Copyright (c) 2018-2020 Ruslan Bukin <br@bsdpad.com>
3  * All rights reserved.
4  *
5  * This software was developed by BAE Systems, the University of Cambridge
6  * Computer Laboratory, and Memorial University under DARPA/AFRL contract
7  * FA8650-15-C-7558 ("CADETS"), as part of the DARPA Transparent Computing
8  * (TC) research program.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  * $FreeBSD$
32  */
33 
34 #ifndef	_ARM64_CORESIGHT_CORESIGHT_FUNNEL_H_
35 #define	_ARM64_CORESIGHT_CORESIGHT_FUNNEL_H_
36 
37 #define	FUNNEL_FUNCTL		0x000 /* Funnel Control Register */
38 #define	 FUNCTL_HOLDTIME_SHIFT	8
39 #define	 FUNCTL_HOLDTIME_MASK	(0xf << FUNCTL_HOLDTIME_SHIFT)
40 #define	FUNNEL_PRICTL		0x004 /* Priority Control Register */
41 #define	FUNNEL_ITATBDATA0	0xEEC /* Integration Register, ITATBDATA0 */
42 #define	FUNNEL_ITATBCTR2	0xEF0 /* Integration Register, ITATBCTR2 */
43 #define	FUNNEL_ITATBCTR1	0xEF4 /* Integration Register, ITATBCTR1 */
44 #define	FUNNEL_ITATBCTR0	0xEF8 /* Integration Register, ITATBCTR0 */
45 #define	FUNNEL_IMCR		0xF00 /* Integration Mode Control Register */
46 #define	FUNNEL_CTSR		0xFA0 /* Claim Tag Set Register */
47 #define	FUNNEL_CTCR		0xFA4 /* Claim Tag Clear Register */
48 #define	FUNNEL_LOCKACCESS	0xFB0 /* Lock Access */
49 #define	FUNNEL_LOCKSTATUS	0xFB4 /* Lock Status */
50 #define	FUNNEL_AUTHSTATUS	0xFB8 /* Authentication status */
51 #define	FUNNEL_DEVICEID		0xFC8 /* Device ID */
52 #define	FUNNEL_DEVICETYPE	0xFCC /* Device Type Identifier */
53 #define	FUNNEL_PERIPH4		0xFD0 /* Peripheral ID4 */
54 #define	FUNNEL_PERIPH5		0xFD4 /* Peripheral ID5 */
55 #define	FUNNEL_PERIPH6		0xFD8 /* Peripheral ID6 */
56 #define	FUNNEL_PERIPH7		0xFDC /* Peripheral ID7 */
57 #define	FUNNEL_PERIPH0		0xFE0 /* Peripheral ID0 */
58 #define	FUNNEL_PERIPH1		0xFE4 /* Peripheral ID1 */
59 #define	FUNNEL_PERIPH2		0xFE8 /* Peripheral ID2 */
60 #define	FUNNEL_PERIPH3		0xFEC /* Peripheral ID3 */
61 #define	FUNNEL_COMP0		0xFF0 /* Component ID0 */
62 #define	FUNNEL_COMP1		0xFF4 /* Component ID1 */
63 #define	FUNNEL_COMP2		0xFF8 /* Component ID2 */
64 #define	FUNNEL_COMP3		0xFFC /* Component ID3 */
65 
66 #define	HWTYPE_NONE		0
67 #define	HWTYPE_FUNNEL		1
68 #define	HWTYPE_STATIC_FUNNEL	2
69 
70 DECLARE_CLASS(funnel_driver);
71 
72 struct funnel_softc {
73 	struct resource			*res;
74 	struct coresight_platform_data	*pdata;
75 	int				hwtype;
76 };
77 
78 int funnel_attach(device_t dev);
79 
80 #endif /* !_ARM64_CORESIGHT_CORESIGHT_FUNNEL_H_ */
81