xref: /freebsd/sys/powerpc/mpc85xx/mpc85xx.h (revision eb9da1ada8b6b2c74378a5c17029ec5a7fb199e6)
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 /* Write order: OCP_LAWBARH -> OCP_LAWBARL -> OCP_LAWSR */
71 #define	OCP85XX_LAWBARH(n)	(CCSRBAR_VA + 0xc00 + 0x10 * (n))
72 #define	OCP85XX_LAWBARL(n)	(CCSRBAR_VA + 0xc04 + 0x10 * (n))
73 #define	OCP85XX_LAWSR_QORIQ(n)	(CCSRBAR_VA + 0xc08 + 0x10 * (n))
74 #define	OCP85XX_LAWBAR(n)	(CCSRBAR_VA + 0xc08 + 0x10 * (n))
75 #define	OCP85XX_LAWSR_85XX(n)	(CCSRBAR_VA + 0xc10 + 0x10 * (n))
76 #define	OCP85XX_LAWSR(n)	(mpc85xx_is_qoriq() ? OCP85XX_LAWSR_QORIQ(n) : \
77 				 OCP85XX_LAWSR_85XX(n))
78 
79 /* Attribute register */
80 #define	OCP85XX_ENA_MASK	0x80000000
81 #define	OCP85XX_DIS_MASK	0x7fffffff
82 
83 #define	OCP85XX_TGTIF_LBC_QORIQ	0x1f
84 #define	OCP85XX_TGTIF_RAM_INTL_QORIQ	0x14
85 #define	OCP85XX_TGTIF_RAM1_QORIQ	0x10
86 #define	OCP85XX_TGTIF_RAM2_QORIQ	0x11
87 #define	OCP85XX_TGTIF_BMAN		0x18
88 #define	OCP85XX_TGTIF_DCSR		0x1D
89 #define	OCP85XX_TGTIF_QMAN		0x3C
90 #define	OCP85XX_TRGT_SHIFT_QORIQ	20
91 
92 #define	OCP85XX_TGTIF_LBC_85XX	0x04
93 #define	OCP85XX_TGTIF_RAM_INTL_85XX	0x0b
94 #define	OCP85XX_TGTIF_RIO_85XX	0x0c
95 #define	OCP85XX_TGTIF_RAM1_85XX	0x0f
96 #define	OCP85XX_TGTIF_RAM2_85XX	0x16
97 
98 #define	OCP85XX_TGTIF_LBC	\
99     (mpc85xx_is_qoriq() ? OCP85XX_TGTIF_LBC_QORIQ : OCP85XX_TGTIF_LBC_85XX)
100 #define	OCP85XX_TGTIF_RAM_INTL	\
101      (mpc85xx_is_qoriq() ? OCP85XX_TGTIF_RAM_INTL_QORIQ : OCP85XX_TGTIF_RAM_INTL_85XX)
102 #define	OCP85XX_TGTIF_RIO	\
103       (mpc85xx_is_qoriq() ? OCP85XX_TGTIF_RIO_QORIQ : OCP85XX_TGTIF_RIO_85XX)
104 #define	OCP85XX_TGTIF_RAM1	\
105        (mpc85xx_is_qoriq() ? OCP85XX_TGTIF_RAM1_QORIQ : OCP85XX_TGTIF_RAM1_85XX)
106 #define	OCP85XX_TGTIF_RAM2	\
107 	(mpc85xx_is_qoriq() ? OCP85XX_TGTIF_RAM2_QORIQ : OCP85XX_TGTIF_RAM2_85XX)
108 
109 /*
110  * L2 cache registers
111  */
112 #define OCP85XX_L2CTL		(CCSRBAR_VA + 0x20000)
113 
114 /*
115  * L3 CoreNet platform cache (CPC) registers
116  */
117 #define	OCP85XX_CPC_CSR0		(CCSRBAR_VA + 0x10000)
118 #define	  OCP85XX_CPC_CSR0_CE		  0x80000000
119 #define	  OCP85XX_CPC_CSR0_PE		  0x40000000
120 #define	  OCP85XX_CPC_CSR0_FI		  0x00200000
121 #define	  OCP85XX_CPC_CSR0_WT		  0x00080000
122 #define	  OCP85XX_CPC_CSR0_FL		  0x00000800
123 #define	  OCP85XX_CPC_CSR0_LFC		  0x00000400
124 #define	OCP85XX_CPC_CFG0		(CCSRBAR_VA + 0x10008)
125 #define	  OCP85XX_CPC_CFG_SZ_MASK	  0x00003fff
126 #define	  OCP85XX_CPC_CFG0_SZ_K(x)	  (((x) & OCP85XX_CPC_CFG_SZ_MASK) << 6)
127 
128 /*
129  * Power-On Reset configuration
130  */
131 #define	OCP85XX_PORDEVSR	(CCSRBAR_VA + 0xe000c)
132 #define OCP85XX_PORDEVSR_IO_SEL	0x00780000
133 #define OCP85XX_PORDEVSR_IO_SEL_SHIFT 19
134 
135 #define	OCP85XX_PORDEVSR2	(CCSRBAR_VA + 0xe0014)
136 
137 /*
138  * Status Registers.
139  */
140 #define	OCP85XX_RSTCR		(CCSRBAR_VA + 0xe00b0)
141 
142 /*
143  * Run Control/Power Management Registers.
144  */
145 #define	OCP85XX_RCPM_CDOZSR	(CCSRBAR_VA + 0xe2004)
146 #define	OCP85XX_RCPM_CDOZCR	(CCSRBAR_VA + 0xe200c)
147 
148 /*
149  * Prototypes.
150  */
151 uint32_t ccsr_read4(uintptr_t addr);
152 void ccsr_write4(uintptr_t addr, uint32_t val);
153 int law_enable(int trgt, uint64_t bar, uint32_t size);
154 int law_disable(int trgt, uint64_t bar, uint32_t size);
155 int law_getmax(void);
156 int law_pci_target(struct resource *, int *, int *);
157 
158 DECLARE_CLASS(mpc85xx_platform);
159 int mpc85xx_attach(platform_t);
160 
161 void mpc85xx_enable_l3_cache(void);
162 void mpc85xx_fix_errata(vm_offset_t);
163 void dataloss_erratum_access(vm_offset_t, uint32_t);
164 int mpc85xx_is_qoriq(void);
165 
166 #endif /* _MPC85XX_H_ */
167