xref: /freebsd/sys/arm/altera/socfpga/socfpga_rstmgr.h (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
1 /*-
2  * Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com>
3  * All rights reserved.
4  *
5  * This software was developed by SRI International and the University of
6  * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
7  * ("CTSRD"), as part of the DARPA CRASH research programme.
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  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  */
32 
33 #define	RSTMGR_STAT		0x0	/* Status */
34 #define	RSTMGR_CTRL		0x4	/* Control */
35 #define	 CTRL_SWWARMRSTREQ	(1 << 1) /* Trigger warm reset */
36 #define	RSTMGR_COUNTS		0x8	/* Reset Cycles Count */
37 #define	RSTMGR_MPUMODRST	0x10	/* MPU Module Reset */
38 #define	RSTMGR_PERMODRST	0x14	/* Peripheral Module Reset */
39 #define	RSTMGR_PER2MODRST	0x18	/* Peripheral 2 Module Reset */
40 #define	RSTMGR_BRGMODRST	0x1C	/* Bridge Module Reset */
41 #define	 BRGMODRST_FPGA2HPS	(1 << 2)
42 #define	 BRGMODRST_LWHPS2FPGA	(1 << 1)
43 #define	 BRGMODRST_HPS2FPGA	(1 << 0)
44 #define	RSTMGR_MISCMODRST	0x20	/* Miscellaneous Module Reset */
45 
46 int rstmgr_warmreset(void);
47