xref: /freebsd/sys/powerpc/mpc85xx/mpc85xx.h (revision 669f9224ec5398fbc825dd031415126af032cf42)
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 #include <machine/platformvar.h>
34 
35 /*
36  * Configuration control and status registers
37  */
38 extern vm_offset_t		ccsrbar_va;
39 #define CCSRBAR_VA		ccsrbar_va
40 #define	OCP85XX_CCSRBAR		(CCSRBAR_VA + 0x0)
41 #define	OCP85XX_BPTR		(CCSRBAR_VA + 0x20)
42 
43 /*
44  * E500 Coherency Module registers
45  */
46 #define	OCP85XX_EEBPCR		(CCSRBAR_VA + 0x1010)
47 
48 /*
49  * Local access registers
50  */
51 #if defined(QORIQ_DPAA)
52 /* Write order: OCP_LAWBARH -> OCP_LAWBARL -> OCP_LAWSR */
53 #define	OCP85XX_LAWBARH(n)	(CCSRBAR_VA + 0xc00 + 0x10 * (n))
54 #define	OCP85XX_LAWBARL(n)	(CCSRBAR_VA + 0xc04 + 0x10 * (n))
55 #define	OCP85XX_LAWSR(n)	(CCSRBAR_VA + 0xc08 + 0x10 * (n))
56 #else
57 #define	OCP85XX_LAWBAR(n)	(CCSRBAR_VA + 0xc08 + 0x10 * (n))
58 #define	OCP85XX_LAWSR(n)	(CCSRBAR_VA + 0xc10 + 0x10 * (n))
59 #endif
60 
61 /* Attribute register */
62 #define	OCP85XX_ENA_MASK	0x80000000
63 #define	OCP85XX_DIS_MASK	0x7fffffff
64 
65 #if defined(QORIQ_DPAA)
66 #define	OCP85XX_TGTIF_LBC	0x1f
67 #define	OCP85XX_TGTIF_RAM_INTL	0x14
68 #define	OCP85XX_TGTIF_RAM1	0x10
69 #define	OCP85XX_TGTIF_RAM2	0x11
70 #define	OCP85XX_TGTIF_BMAN	0x18
71 #define	OCP85XX_TGTIF_QMAN	0x3C
72 #define	OCP85XX_TRGT_SHIFT	20
73 #else
74 #define	OCP85XX_TGTIF_LBC	0x04
75 #define	OCP85XX_TGTIF_RAM_INTL	0x0b
76 #define	OCP85XX_TGTIF_RIO	0x0c
77 #define	OCP85XX_TGTIF_RAM1	0x0f
78 #define	OCP85XX_TGTIF_RAM2	0x16
79 #endif
80 
81 /*
82  * L2 cache registers
83  */
84 #define OCP85XX_L2CTL		(CCSRBAR_VA + 0x20000)
85 
86 /*
87  * Power-On Reset configuration
88  */
89 #define	OCP85XX_PORDEVSR	(CCSRBAR_VA + 0xe000c)
90 #define OCP85XX_PORDEVSR_IO_SEL	0x00780000
91 #define OCP85XX_PORDEVSR_IO_SEL_SHIFT 19
92 
93 #define	OCP85XX_PORDEVSR2	(CCSRBAR_VA + 0xe0014)
94 
95 /*
96  * Status Registers.
97  */
98 #define	OCP85XX_RSTCR		(CCSRBAR_VA + 0xe00b0)
99 
100 /*
101  * Prototypes.
102  */
103 uint32_t ccsr_read4(uintptr_t addr);
104 void ccsr_write4(uintptr_t addr, uint32_t val);
105 int law_enable(int trgt, uint64_t bar, uint32_t size);
106 int law_disable(int trgt, uint64_t bar, uint32_t size);
107 int law_getmax(void);
108 int law_pci_target(struct resource *, int *, int *);
109 
110 DECLARE_CLASS(mpc85xx_platform);
111 int mpc85xx_attach(platform_t);
112 
113 #endif /* _MPC85XX_H_ */
114