xref: /openbsd/sys/arch/loongson/dev/htbreg.h (revision 76d0caae)
1 /*	$OpenBSD: htbreg.h,v 1.1 2016/11/17 14:41:21 visa Exp $	*/
2 
3 /*
4  * Copyright (c) 2016 Visa Hankala
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #ifndef _LOONGSON_DEV_HTBREG_H_
20 #define _LOONGSON_DEV_HTBREG_H_
21 
22 /*
23  * These addresses are translated by the CPU nodes' crossbar to the address
24  * space of the HT interface that connects to the northbridge. The translation
25  * is set up by the firmware.
26  */
27 
28 #define HTB_IO_BASE			0x18000000u
29 #define HTB_CFG_TYPE0_BASE		0x1a000000u
30 #define HTB_CFG_TYPE1_BASE		0x1b000000u
31 #define HTB_MEM_BASE			0x40000000u
32 
33 #define HTB_IO_SIZE			0x01000000u
34 #define HTB_MEM_SIZE			0x40000000u
35 
36 #define HTB_IO_LEGACY			0x4000u
37 
38 #endif /* _LOONGSON_DEV_HTBREG_H_ */
39