xref: /freebsd/sys/powerpc/mpc85xx/mpc85xx.h (revision 1f4bcc459a76b7aa664f3fd557684cd0ba6da352)
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 #define	OCP85XX_BSTRH		(CCSRBAR_VA + 0x20)
44 #define	OCP85XX_BSTRL		(CCSRBAR_VA + 0x24)
45 #define	OCP85XX_BSTAR		(CCSRBAR_VA + 0x28)
46 
47 #define	OCP85XX_COREDISR	(CCSRBAR_VA + 0xE0094)
48 #define	OCP85XX_BRR		(CCSRBAR_VA + 0xE00E4)
49 
50 /*
51  * Run Control and Power Management registers
52  */
53 #define CCSR_CTBENR		(CCSRBAR_VA + 0xE2084)
54 #define CCSR_CTBCKSELR		(CCSRBAR_VA + 0xE208C)
55 #define CCSR_CTBCHLTCR		(CCSRBAR_VA + 0xE2094)
56 
57 /*
58  * DDR Memory controller.
59  */
60 #define	OCP85XX_DDR1_CS0_CONFIG		(CCSRBAR_VA + 0x8080)
61 
62 /*
63  * E500 Coherency Module registers
64  */
65 #define	OCP85XX_EEBPCR		(CCSRBAR_VA + 0x1010)
66 
67 /*
68  * Local access registers
69  */
70 #if defined(QORIQ_DPAA)
71 /* Write order: OCP_LAWBARH -> OCP_LAWBARL -> OCP_LAWSR */
72 #define	OCP85XX_LAWBARH(n)	(CCSRBAR_VA + 0xc00 + 0x10 * (n))
73 #define	OCP85XX_LAWBARL(n)	(CCSRBAR_VA + 0xc04 + 0x10 * (n))
74 #define	OCP85XX_LAWSR(n)	(CCSRBAR_VA + 0xc08 + 0x10 * (n))
75 #else
76 #define	OCP85XX_LAWBAR(n)	(CCSRBAR_VA + 0xc08 + 0x10 * (n))
77 #define	OCP85XX_LAWSR(n)	(CCSRBAR_VA + 0xc10 + 0x10 * (n))
78 #endif
79 
80 /* Attribute register */
81 #define	OCP85XX_ENA_MASK	0x80000000
82 #define	OCP85XX_DIS_MASK	0x7fffffff
83 
84 #if defined(QORIQ_DPAA)
85 #define	OCP85XX_TGTIF_LBC	0x1f
86 #define	OCP85XX_TGTIF_RAM_INTL	0x14
87 #define	OCP85XX_TGTIF_RAM1	0x10
88 #define	OCP85XX_TGTIF_RAM2	0x11
89 #define	OCP85XX_TGTIF_BMAN	0x18
90 #define	OCP85XX_TGTIF_DCSR	0x1D
91 #define	OCP85XX_TGTIF_QMAN	0x3C
92 #define	OCP85XX_TRGT_SHIFT	20
93 #else
94 #define	OCP85XX_TGTIF_LBC	0x04
95 #define	OCP85XX_TGTIF_RAM_INTL	0x0b
96 #define	OCP85XX_TGTIF_RIO	0x0c
97 #define	OCP85XX_TGTIF_RAM1	0x0f
98 #define	OCP85XX_TGTIF_RAM2	0x16
99 #endif
100 
101 /*
102  * L2 cache registers
103  */
104 #define OCP85XX_L2CTL		(CCSRBAR_VA + 0x20000)
105 
106 /*
107  * L3 CoreNet platform cache (CPC) registers
108  */
109 #define	OCP85XX_CPC_CSR0		(CCSRBAR_VA + 0x10000)
110 #define	  OCP85XX_CPC_CSR0_CE		  0x80000000
111 #define	  OCP85XX_CPC_CSR0_PE		  0x40000000
112 #define	  OCP85XX_CPC_CSR0_FI		  0x00200000
113 #define	  OCP85XX_CPC_CSR0_WT		  0x00080000
114 #define	  OCP85XX_CPC_CSR0_FL		  0x00000800
115 #define	  OCP85XX_CPC_CSR0_LFC		  0x00000400
116 #define	OCP85XX_CPC_CFG0		(CCSRBAR_VA + 0x10008)
117 #define	  OCP85XX_CPC_CFG_SZ_MASK	  0x00003fff
118 #define	  OCP85XX_CPC_CFG0_SZ_K(x)	  (((x) & OCP85XX_CPC_CFG_SZ_MASK) << 6)
119 
120 /*
121  * Power-On Reset configuration
122  */
123 #define	OCP85XX_PORDEVSR	(CCSRBAR_VA + 0xe000c)
124 #define OCP85XX_PORDEVSR_IO_SEL	0x00780000
125 #define OCP85XX_PORDEVSR_IO_SEL_SHIFT 19
126 
127 #define	OCP85XX_PORDEVSR2	(CCSRBAR_VA + 0xe0014)
128 
129 /*
130  * Status Registers.
131  */
132 #define	OCP85XX_RSTCR		(CCSRBAR_VA + 0xe00b0)
133 
134 /*
135  * Run Control/Power Management Registers.
136  */
137 #define	OCP85XX_RCPM_CDOZSR	(CCSRBAR_VA + 0xe2004)
138 #define	OCP85XX_RCPM_CDOZCR	(CCSRBAR_VA + 0xe200c)
139 
140 /*
141  * Prototypes.
142  */
143 uint32_t ccsr_read4(uintptr_t addr);
144 void ccsr_write4(uintptr_t addr, uint32_t val);
145 int law_enable(int trgt, uint64_t bar, uint32_t size);
146 int law_disable(int trgt, uint64_t bar, uint32_t size);
147 int law_getmax(void);
148 int law_pci_target(struct resource *, int *, int *);
149 
150 DECLARE_CLASS(mpc85xx_platform);
151 int mpc85xx_attach(platform_t);
152 
153 void mpc85xx_enable_l3_cache(void);
154 void mpc85xx_fix_errata(vm_offset_t);
155 void dataloss_erratum_access(vm_offset_t, uint32_t);
156 
157 #endif /* _MPC85XX_H_ */
158