xref: /freebsd/sys/powerpc/mpc85xx/mpc85xx.h (revision 7431dfd4580e850375fe5478d92ec770344db098)
1 /*-
2  * Copyright (C) 2008 Semihalf, Rafal Jaworowski
3  * Copyright 2006 by Juniper Networks.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 #ifndef _MPC85XX_H_
31 #define _MPC85XX_H_
32 
33 /*
34  * Configuration control and status registers
35  */
36 extern vm_offset_t		ccsrbar_va;
37 #define CCSRBAR_VA		ccsrbar_va
38 #define	OCP85XX_CCSRBAR		(CCSRBAR_VA + 0x0)
39 #define	OCP85XX_BPTR		(CCSRBAR_VA + 0x20)
40 
41 /*
42  * E500 Coherency Module registers
43  */
44 #define	OCP85XX_EEBPCR		(CCSRBAR_VA + 0x1010)
45 
46 /*
47  * Local access registers
48  */
49 #define	OCP85XX_LAWBAR(n)	(CCSRBAR_VA + 0xc08 + 0x20 * (n))
50 #define	OCP85XX_LAWSR(n)	(CCSRBAR_VA + 0xc10 + 0x20 * (n))
51 
52 #define	OCP85XX_TGTIF_LBC	4
53 #define	OCP85XX_TGTIF_RAM_INTL	11
54 #define	OCP85XX_TGTIF_RIO	12
55 #define	OCP85XX_TGTIF_RAM1	15
56 #define	OCP85XX_TGTIF_RAM2	22
57 
58 /*
59  * L2 cache registers
60  */
61 #define OCP85XX_L2CTL		(CCSRBAR_VA + 0x20000)
62 
63 /*
64  * Power-On Reset configuration
65  */
66 #define	OCP85XX_PORDEVSR	(CCSRBAR_VA + 0xe000c)
67 #define OCP85XX_PORDEVSR_IO_SEL	0x00780000
68 #define OCP85XX_PORDEVSR_IO_SEL_SHIFT 19
69 
70 #define	OCP85XX_PORDEVSR2	(CCSRBAR_VA + 0xe0014)
71 
72 /*
73  * Status Registers.
74  */
75 #define	OCP85XX_RSTCR		(CCSRBAR_VA + 0xe00b0)
76 
77 /*
78  * Prototypes.
79  */
80 uint32_t ccsr_read4(uintptr_t addr);
81 void ccsr_write4(uintptr_t addr, uint32_t val);
82 int law_enable(int trgt, u_long addr, u_long size);
83 int law_disable(int trgt, u_long addr, u_long size);
84 int law_getmax(void);
85 int law_pci_target(struct resource *, int *, int *);
86 
87 #endif /* _MPC85XX_H_ */
88