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      1 /*
      2  * PCI Register definitions for the MIPS System Controller.
      3  *
      4  * Copyright (C) 2002, 2005  MIPS Technologies, Inc.  All rights reserved.
      5  *	Authors: Carsten Langgaard <carstenl (at) mips.com>
      6  *		 Maciej W. Rozycki <macro (at) mips.com>
      7  *
      8  * This file is subject to the terms and conditions of the GNU General Public
      9  * License.  See the file "COPYING" in the main directory of this archive
     10  * for more details.
     11  */
     12 #ifndef __ASM_MIPS_BOARDS_MSC01_PCI_H
     13 #define __ASM_MIPS_BOARDS_MSC01_PCI_H
     14 
     15 /*
     16  * Register offset addresses
     17  */
     18 
     19 #define MSC01_PCI_ID_OFS		0x0000
     20 #define MSC01_PCI_SC2PMBASL_OFS		0x0208
     21 #define MSC01_PCI_SC2PMMSKL_OFS		0x0218
     22 #define MSC01_PCI_SC2PMMAPL_OFS		0x0228
     23 #define MSC01_PCI_SC2PIOBASL_OFS	0x0248
     24 #define MSC01_PCI_SC2PIOMSKL_OFS	0x0258
     25 #define MSC01_PCI_SC2PIOMAPL_OFS	0x0268
     26 #define MSC01_PCI_P2SCMSKL_OFS		0x0308
     27 #define MSC01_PCI_P2SCMAPL_OFS		0x0318
     28 #define MSC01_PCI_INTCFG_OFS		0x0600
     29 #define MSC01_PCI_INTSTAT_OFS		0x0608
     30 #define MSC01_PCI_CFGADDR_OFS		0x0610
     31 #define MSC01_PCI_CFGDATA_OFS		0x0618
     32 #define MSC01_PCI_IACK_OFS		0x0620
     33 #define MSC01_PCI_HEAD0_OFS		0x2000	/* DevID, VendorID */
     34 #define MSC01_PCI_HEAD1_OFS		0x2008	/* Status, Command */
     35 #define MSC01_PCI_HEAD2_OFS		0x2010	/* Class code, RevID */
     36 #define MSC01_PCI_HEAD3_OFS		0x2018	/* bist, header, latency */
     37 #define MSC01_PCI_HEAD4_OFS		0x2020	/* BAR 0 */
     38 #define MSC01_PCI_HEAD5_OFS		0x2028	/* BAR 1 */
     39 #define MSC01_PCI_HEAD6_OFS		0x2030	/* BAR 2 */
     40 #define MSC01_PCI_HEAD7_OFS		0x2038	/* BAR 3 */
     41 #define MSC01_PCI_HEAD8_OFS		0x2040	/* BAR 4 */
     42 #define MSC01_PCI_HEAD9_OFS		0x2048	/* BAR 5 */
     43 #define MSC01_PCI_HEAD10_OFS		0x2050	/* CardBus CIS Ptr */
     44 #define MSC01_PCI_HEAD11_OFS		0x2058	/* SubSystem ID, -VendorID */
     45 #define MSC01_PCI_HEAD12_OFS		0x2060	/* ROM BAR */
     46 #define MSC01_PCI_HEAD13_OFS		0x2068	/* Capabilities ptr */
     47 #define MSC01_PCI_HEAD14_OFS		0x2070	/* reserved */
     48 #define MSC01_PCI_HEAD15_OFS		0x2078	/* Maxl, ming, intpin, int */
     49 #define MSC01_PCI_BAR0_OFS		0x2220
     50 #define MSC01_PCI_CFG_OFS		0x2380
     51 #define MSC01_PCI_SWAP_OFS		0x2388
     52 
     53 
     54 /*****************************************************************************
     55  * Register encodings
     56  ****************************************************************************/
     57 
     58 #define MSC01_PCI_ID_ID_SHF		16
     59 #define MSC01_PCI_ID_ID_MSK		0x00ff0000
     60 #define MSC01_PCI_ID_ID_HOSTBRIDGE	82
     61 #define MSC01_PCI_ID_MAR_SHF		8
     62 #define MSC01_PCI_ID_MAR_MSK		0x0000ff00
     63 #define MSC01_PCI_ID_MIR_SHF		0
     64 #define MSC01_PCI_ID_MIR_MSK		0x000000ff
     65 
     66 #define MSC01_PCI_SC2PMBASL_BAS_SHF	24
     67 #define MSC01_PCI_SC2PMBASL_BAS_MSK	0xff000000
     68 
     69 #define MSC01_PCI_SC2PMMSKL_MSK_SHF	24
     70 #define MSC01_PCI_SC2PMMSKL_MSK_MSK	0xff000000
     71 
     72 #define MSC01_PCI_SC2PMMAPL_MAP_SHF	24
     73 #define MSC01_PCI_SC2PMMAPL_MAP_MSK	0xff000000
     74 
     75 #define MSC01_PCI_SC2PIOBASL_BAS_SHF	24
     76 #define MSC01_PCI_SC2PIOBASL_BAS_MSK	0xff000000
     77 
     78 #define MSC01_PCI_SC2PIOMSKL_MSK_SHF	24
     79 #define MSC01_PCI_SC2PIOMSKL_MSK_MSK	0xff000000
     80 
     81 #define MSC01_PCI_SC2PIOMAPL_MAP_SHF	24
     82 #define MSC01_PCI_SC2PIOMAPL_MAP_MSK	0xff000000
     83 
     84 #define MSC01_PCI_P2SCMSKL_MSK_SHF	24
     85 #define MSC01_PCI_P2SCMSKL_MSK_MSK	0xff000000
     86 
     87 #define MSC01_PCI_P2SCMAPL_MAP_SHF	24
     88 #define MSC01_PCI_P2SCMAPL_MAP_MSK	0xff000000
     89 
     90 #define MSC01_PCI_INTCFG_RST_SHF	10
     91 #define MSC01_PCI_INTCFG_RST_MSK	0x00000400
     92 #define MSC01_PCI_INTCFG_RST_BIT	0x00000400
     93 #define MSC01_PCI_INTCFG_MWE_SHF	9
     94 #define MSC01_PCI_INTCFG_MWE_MSK	0x00000200
     95 #define MSC01_PCI_INTCFG_MWE_BIT	0x00000200
     96 #define MSC01_PCI_INTCFG_DTO_SHF	8
     97 #define MSC01_PCI_INTCFG_DTO_MSK	0x00000100
     98 #define MSC01_PCI_INTCFG_DTO_BIT	0x00000100
     99 #define MSC01_PCI_INTCFG_MA_SHF		7
    100 #define MSC01_PCI_INTCFG_MA_MSK		0x00000080
    101 #define MSC01_PCI_INTCFG_MA_BIT		0x00000080
    102 #define MSC01_PCI_INTCFG_TA_SHF		6
    103 #define MSC01_PCI_INTCFG_TA_MSK		0x00000040
    104 #define MSC01_PCI_INTCFG_TA_BIT		0x00000040
    105 #define MSC01_PCI_INTCFG_RTY_SHF	5
    106 #define MSC01_PCI_INTCFG_RTY_MSK	0x00000020
    107 #define MSC01_PCI_INTCFG_RTY_BIT	0x00000020
    108 #define MSC01_PCI_INTCFG_MWP_SHF	4
    109 #define MSC01_PCI_INTCFG_MWP_MSK	0x00000010
    110 #define MSC01_PCI_INTCFG_MWP_BIT	0x00000010
    111 #define MSC01_PCI_INTCFG_MRP_SHF	3
    112 #define MSC01_PCI_INTCFG_MRP_MSK	0x00000008
    113 #define MSC01_PCI_INTCFG_MRP_BIT	0x00000008
    114 #define MSC01_PCI_INTCFG_SWP_SHF	2
    115 #define MSC01_PCI_INTCFG_SWP_MSK	0x00000004
    116 #define MSC01_PCI_INTCFG_SWP_BIT	0x00000004
    117 #define MSC01_PCI_INTCFG_SRP_SHF	1
    118 #define MSC01_PCI_INTCFG_SRP_MSK	0x00000002
    119 #define MSC01_PCI_INTCFG_SRP_BIT	0x00000002
    120 #define MSC01_PCI_INTCFG_SE_SHF		0
    121 #define MSC01_PCI_INTCFG_SE_MSK		0x00000001
    122 #define MSC01_PCI_INTCFG_SE_BIT		0x00000001
    123 
    124 #define MSC01_PCI_INTSTAT_RST_SHF	10
    125 #define MSC01_PCI_INTSTAT_RST_MSK	0x00000400
    126 #define MSC01_PCI_INTSTAT_RST_BIT	0x00000400
    127 #define MSC01_PCI_INTSTAT_MWE_SHF	9
    128 #define MSC01_PCI_INTSTAT_MWE_MSK	0x00000200
    129 #define MSC01_PCI_INTSTAT_MWE_BIT	0x00000200
    130 #define MSC01_PCI_INTSTAT_DTO_SHF	8
    131 #define MSC01_PCI_INTSTAT_DTO_MSK	0x00000100
    132 #define MSC01_PCI_INTSTAT_DTO_BIT	0x00000100
    133 #define MSC01_PCI_INTSTAT_MA_SHF	7
    134 #define MSC01_PCI_INTSTAT_MA_MSK	0x00000080
    135 #define MSC01_PCI_INTSTAT_MA_BIT	0x00000080
    136 #define MSC01_PCI_INTSTAT_TA_SHF	6
    137 #define MSC01_PCI_INTSTAT_TA_MSK	0x00000040
    138 #define MSC01_PCI_INTSTAT_TA_BIT	0x00000040
    139 #define MSC01_PCI_INTSTAT_RTY_SHF	5
    140 #define MSC01_PCI_INTSTAT_RTY_MSK	0x00000020
    141 #define MSC01_PCI_INTSTAT_RTY_BIT	0x00000020
    142 #define MSC01_PCI_INTSTAT_MWP_SHF	4
    143 #define MSC01_PCI_INTSTAT_MWP_MSK	0x00000010
    144 #define MSC01_PCI_INTSTAT_MWP_BIT	0x00000010
    145 #define MSC01_PCI_INTSTAT_MRP_SHF	3
    146 #define MSC01_PCI_INTSTAT_MRP_MSK	0x00000008
    147 #define MSC01_PCI_INTSTAT_MRP_BIT	0x00000008
    148 #define MSC01_PCI_INTSTAT_SWP_SHF	2
    149 #define MSC01_PCI_INTSTAT_SWP_MSK	0x00000004
    150 #define MSC01_PCI_INTSTAT_SWP_BIT	0x00000004
    151 #define MSC01_PCI_INTSTAT_SRP_SHF	1
    152 #define MSC01_PCI_INTSTAT_SRP_MSK	0x00000002
    153 #define MSC01_PCI_INTSTAT_SRP_BIT	0x00000002
    154 #define MSC01_PCI_INTSTAT_SE_SHF	0
    155 #define MSC01_PCI_INTSTAT_SE_MSK	0x00000001
    156 #define MSC01_PCI_INTSTAT_SE_BIT	0x00000001
    157 
    158 #define MSC01_PCI_CFGADDR_BNUM_SHF	16
    159 #define MSC01_PCI_CFGADDR_BNUM_MSK	0x00ff0000
    160 #define MSC01_PCI_CFGADDR_DNUM_SHF	11
    161 #define MSC01_PCI_CFGADDR_DNUM_MSK	0x0000f800
    162 #define MSC01_PCI_CFGADDR_FNUM_SHF	8
    163 #define MSC01_PCI_CFGADDR_FNUM_MSK	0x00000700
    164 #define MSC01_PCI_CFGADDR_RNUM_SHF	2
    165 #define MSC01_PCI_CFGADDR_RNUM_MSK	0x000000fc
    166 
    167 #define MSC01_PCI_CFGDATA_DATA_SHF	0
    168 #define MSC01_PCI_CFGDATA_DATA_MSK	0xffffffff
    169 
    170 /* The defines below are ONLY valid for a MEM bar! */
    171 #define MSC01_PCI_BAR0_SIZE_SHF		4
    172 #define MSC01_PCI_BAR0_SIZE_MSK		0xfffffff0
    173 #define MSC01_PCI_BAR0_P_SHF		3
    174 #define MSC01_PCI_BAR0_P_MSK		0x00000008
    175 #define MSC01_PCI_BAR0_P_BIT		MSC01_PCI_BAR0_P_MSK
    176 #define MSC01_PCI_BAR0_D_SHF		1
    177 #define MSC01_PCI_BAR0_D_MSK		0x00000006
    178 #define MSC01_PCI_BAR0_T_SHF		0
    179 #define MSC01_PCI_BAR0_T_MSK		0x00000001
    180 #define MSC01_PCI_BAR0_T_BIT		MSC01_PCI_BAR0_T_MSK
    181 
    182 
    183 #define MSC01_PCI_CFG_RA_SHF		17
    184 #define MSC01_PCI_CFG_RA_MSK		0x00020000
    185 #define MSC01_PCI_CFG_RA_BIT		MSC01_PCI_CFG_RA_MSK
    186 #define MSC01_PCI_CFG_G_SHF		16
    187 #define MSC01_PCI_CFG_G_MSK		0x00010000
    188 #define MSC01_PCI_CFG_G_BIT		MSC01_PCI_CFG_G_MSK
    189 #define MSC01_PCI_CFG_EN_SHF		15
    190 #define MSC01_PCI_CFG_EN_MSK		0x00008000
    191 #define MSC01_PCI_CFG_EN_BIT		MSC01_PCI_CFG_EN_MSK
    192 #define MSC01_PCI_CFG_MAXRTRY_SHF	0
    193 #define MSC01_PCI_CFG_MAXRTRY_MSK	0x00000fff
    194 
    195 #define MSC01_PCI_SWAP_IO_SHF		18
    196 #define MSC01_PCI_SWAP_IO_MSK		0x000c0000
    197 #define MSC01_PCI_SWAP_MEM_SHF		16
    198 #define MSC01_PCI_SWAP_MEM_MSK		0x00030000
    199 #define MSC01_PCI_SWAP_BAR0_SHF		0
    200 #define MSC01_PCI_SWAP_BAR0_MSK		0x00000003
    201 #define MSC01_PCI_SWAP_NOSWAP		0
    202 #define MSC01_PCI_SWAP_BYTESWAP		1
    203 
    204 /*
    205  * MIPS System controller PCI register base.
    206  *
    207  * FIXME - are these macros specific to Malta and co or to the MSC?  If the
    208  * latter, they should be moved elsewhere.
    209  */
    210 #define MIPS_MSC01_PCI_REG_BASE		0x1bd00000
    211 #define MIPS_SOCITSC_PCI_REG_BASE	0x1ff10000
    212 
    213 extern unsigned long _pcictrl_msc;
    214 
    215 #define MSC01_PCI_REG_BASE	_pcictrl_msc
    216 
    217 #define MSC_WRITE(reg, data)	do { *(volatile u32 *)(reg) = data; } while (0)
    218 #define MSC_READ(reg, data)	do { data = *(volatile u32 *)(reg); } while (0)
    219 
    220 /*
    221  * Registers absolute addresses
    222  */
    223 
    224 #define MSC01_PCI_ID		(MSC01_PCI_REG_BASE + MSC01_PCI_ID_OFS)
    225 #define MSC01_PCI_SC2PMBASL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PMBASL_OFS)
    226 #define MSC01_PCI_SC2PMMSKL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PMMSKL_OFS)
    227 #define MSC01_PCI_SC2PMMAPL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PMMAPL_OFS)
    228 #define MSC01_PCI_SC2PIOBASL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PIOBASL_OFS)
    229 #define MSC01_PCI_SC2PIOMSKL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PIOMSKL_OFS)
    230 #define MSC01_PCI_SC2PIOMAPL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PIOMAPL_OFS)
    231 #define MSC01_PCI_P2SCMSKL	(MSC01_PCI_REG_BASE + MSC01_PCI_P2SCMSKL_OFS)
    232 #define MSC01_PCI_P2SCMAPL	(MSC01_PCI_REG_BASE + MSC01_PCI_P2SCMAPL_OFS)
    233 #define MSC01_PCI_INTCFG	(MSC01_PCI_REG_BASE + MSC01_PCI_INTCFG_OFS)
    234 #define MSC01_PCI_INTSTAT	(MSC01_PCI_REG_BASE + MSC01_PCI_INTSTAT_OFS)
    235 #define MSC01_PCI_CFGADDR	(MSC01_PCI_REG_BASE + MSC01_PCI_CFGADDR_OFS)
    236 #define MSC01_PCI_CFGDATA	(MSC01_PCI_REG_BASE + MSC01_PCI_CFGDATA_OFS)
    237 #define MSC01_PCI_IACK		(MSC01_PCI_REG_BASE + MSC01_PCI_IACK_OFS)
    238 #define MSC01_PCI_HEAD0		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD0_OFS)
    239 #define MSC01_PCI_HEAD1		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD1_OFS)
    240 #define MSC01_PCI_HEAD2		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD2_OFS)
    241 #define MSC01_PCI_HEAD3		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD3_OFS)
    242 #define MSC01_PCI_HEAD4		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD4_OFS)
    243 #define MSC01_PCI_HEAD5		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD5_OFS)
    244 #define MSC01_PCI_HEAD6		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD6_OFS)
    245 #define MSC01_PCI_HEAD7		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD7_OFS)
    246 #define MSC01_PCI_HEAD8		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD8_OFS)
    247 #define MSC01_PCI_HEAD9		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD9_OFS)
    248 #define MSC01_PCI_HEAD10	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD10_OFS)
    249 #define MSC01_PCI_HEAD11	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
    250 #define MSC01_PCI_HEAD12	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
    251 #define MSC01_PCI_HEAD13	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
    252 #define MSC01_PCI_HEAD14	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
    253 #define MSC01_PCI_HEAD15	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
    254 #define MSC01_PCI_BAR0		(MSC01_PCI_REG_BASE + MSC01_PCI_BAR0_OFS)
    255 #define MSC01_PCI_CFG		(MSC01_PCI_REG_BASE + MSC01_PCI_CFG_OFS)
    256 #define MSC01_PCI_SWAP		(MSC01_PCI_REG_BASE + MSC01_PCI_SWAP_OFS)
    257 
    258 #endif /* __ASM_MIPS_BOARDS_MSC01_PCI_H */
    259