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   1 /*
   2  * include/linux/harrier_defs.h
   3  *
   4  * Definitions for Motorola MCG Harrier North Bridge & Memory controller
   5  *
   6  * Author: Dale Farnsworth
   7  *         dale.farnsworth@mvista.com
   8  *
   9  * Extracted from asm-ppc/harrier.h by:
  10  *         Randy Vinson
  11  *         rvinson@mvista.com
  12  *
  13  * Copyright 2001-2002 MontaVista Software Inc.
  14  *
  15  * This program is free software; you can redistribute  it and/or modify it
  16  * under  the terms of  the GNU General  Public License as published by the
  17  * Free Software Foundation;  either version 2 of the  License, or (at your
  18  * option) any later version.
  19  */
  20
  21 #ifndef __ASMPPC_HARRIER_DEFS_H
  22 #define __ASMPPC_HARRIER_DEFS_H
  23
  24 #define HARRIER_DEFAULT_XCSR_BASE       0xfeff0000
  25
  26 #define HARRIER_VEND_DEV_ID             0x1057480b
  27
  28 #define HARRIER_VENI_OFF                0x00
  29
  30 #define HARRIER_REVI_OFF                0x05
  31 #define HARRIER_UCTL_OFF                0xd0
  32 #define HARRIER_XTAL64_MASK             0x02
  33
  34 #define HARRIER_MISC_CSR_OFF            0x1c
  35 #define HARRIER_RSTOUT                  0x01000000
  36 #define HARRIER_SYSCON                  0x08000000
  37 #define HARRIER_EREADY                  0x10000000
  38 #define HARRIER_ERDYS                   0x20000000
  39
  40 /* Function exception registers */
  41 #define HARRIER_FEEN_OFF                0x40    /* enable */
  42 #define HARRIER_FEST_OFF                0x44    /* status */
  43 #define HARRIER_FEMA_OFF                0x48    /* mask */
  44 #define HARRIER_FECL_OFF                0x4c    /* clear */
  45
  46 #define HARRIER_FE_DMA                  0x80
  47 #define HARRIER_FE_MIDB                 0x40
  48 #define HARRIER_FE_MIM0                 0x20
  49 #define HARRIER_FE_MIM1                 0x10
  50 #define HARRIER_FE_MIP                  0x08
  51 #define HARRIER_FE_UA0                  0x04
  52 #define HARRIER_FE_UA1                  0x02
  53 #define HARRIER_FE_ABT                  0x01
  54
  55 #define HARRIER_SERIAL_0_OFF            0xc0
  56
  57 #define HARRIER_MBAR_OFF                0xe0
  58 #define HARRIER_MBAR_MSK                0xfffc0000
  59 #define HARRIER_MPIC_CSR_OFF            0xe4
  60 #define HARRIER_MPIC_OPI_ENABLE         0x40
  61 #define HARRIER_MPIC_IFEVP_OFF          0x10200
  62 #define HARRIER_MPIC_IFEVP_VECT_MSK     0xff
  63 #define HARRIER_MPIC_IFEDE_OFF          0x10210
  64
  65 /*
  66  * Define the Memory Controller register offsets.
  67  */
  68 #define HARRIER_SDBA_OFF                0x110
  69 #define HARRIER_SDBB_OFF                0x114
  70 #define HARRIER_SDBC_OFF                0x118
  71 #define HARRIER_SDBD_OFF                0x11c
  72 #define HARRIER_SDBE_OFF                0x120
  73 #define HARRIER_SDBF_OFF                0x124
  74 #define HARRIER_SDBG_OFF                0x128
  75 #define HARRIER_SDBH_OFF                0x12c
  76
  77 #define HARRIER_SDB_ENABLE              0x00000100
  78 #define HARRIER_SDB_SIZE_MASK           0xf
  79 #define HARRIER_SDB_SIZE_SHIFT          16
  80 #define HARRIER_SDB_BASE_MASK           0xff
  81 #define HARRIER_SDB_BASE_SHIFT          24
  82
  83 /*
  84  * Define outbound register offsets.
  85  */
  86 #define HARRIER_OTAD0_OFF               0x220
  87 #define HARRIER_OTOF0_OFF               0x224
  88 #define HARRIER_OTAD1_OFF               0x228
  89 #define HARRIER_OTOF1_OFF               0x22c
  90 #define HARRIER_OTAD2_OFF               0x230
  91 #define HARRIER_OTOF2_OFF               0x234
  92 #define HARRIER_OTAD3_OFF               0x238
  93 #define HARRIER_OTOF3_OFF               0x23c
  94
  95 #define HARRIER_OTADX_START_MSK         0xffff0000UL
  96 #define HARRIER_OTADX_END_MSK           0x0000ffffUL
  97
  98 #define HARRIER_OTOFX_OFF_MSK           0xffff0000UL
  99 #define HARRIER_OTOFX_ENA               0x80UL
 100 #define HARRIER_OTOFX_WPE               0x10UL
 101 #define HARRIER_OTOFX_SGE               0x08UL
 102 #define HARRIER_OTOFX_RAE               0x04UL
 103 #define HARRIER_OTOFX_MEM               0x02UL
 104 #define HARRIER_OTOFX_IOM               0x01UL
 105
 106 /*
 107  * Define generic message passing register offsets
 108  */
 109 /* Mirrored registers (visible from both PowerPC and PCI space) */
 110 #define HARRIER_XCSR_MP_BASE_OFF        0x290   /* base offset in XCSR space */
 111 #define HARRIER_PMEP_MP_BASE_OFF        0x100   /* base offset in PMEM space */
 112 #define HARRIER_MGOM0_OFF               0x00    /* outbound msg 0 */
 113 #define HARRIER_MGOM1_OFF               0x04    /* outbound msg 1 */
 114 #define HARRIER_MGOD_OFF                0x08    /* outbound doorbells */
 115
 116 #define HARRIER_MGIM0_OFF               0x10    /* inbound msg 0 */
 117 #define HARRIER_MGIM1_OFF               0x14    /* inbound msg 1 */
 118 #define HARRIER_MGID_OFF                0x18    /* inbound doorbells */
 119
 120 /* PowerPC-only registers */
 121 #define HARRIER_MGIDM_OFF               0x20    /* inbound doorbell mask */
 122
 123 /* PCI-only registers */
 124 #define HARRIER_PMEP_MGST_OFF           0x20    /* (outbound) interrupt status */
 125 #define HARRIER_PMEP_MGMS_OFF           0x24    /* (outbound) interrupt mask */
 126 #define HARRIER_MG_OMI0                 (1<<4)
 127 #define HARRIER_MG_OMI1                 (1<<5)
 128
 129 #define HARRIER_PMEP_MGODM_OFF          0x28    /* outbound doorbell mask */
 130
 131 /*
 132  * Define PCI configuration space register offsets
 133  */
 134 #define HARRIER_XCSR_TO_PCFS_OFF        0x300
 135
 136 /*
 137  * Define message passing attribute register offset
 138  */
 139 #define HARRIER_MPAT_OFF                0x44
 140
 141 /*
 142  * Define inbound attribute register offsets.
 143  */
 144 #define HARRIER_ITSZ0_OFF               0x48
 145 #define HARRIER_ITAT0_OFF               0x4c
 146
 147 #define HARRIER_ITSZ1_OFF               0x50
 148 #define HARRIER_ITAT1_OFF               0x54
 149
 150 #define HARRIER_ITSZ2_OFF               0x58
 151 #define HARRIER_ITAT2_OFF               0x5c
 152
 153 #define HARRIER_ITSZ3_OFF               0x60
 154 #define HARRIER_ITAT3_OFF               0x64
 155
 156 /* inbound translation size constants */
 157 #define HARRIER_ITSZ_MSK                0xff
 158 #define HARRIER_ITSZ_4KB                0x00
 159 #define HARRIER_ITSZ_8KB                0x01
 160 #define HARRIER_ITSZ_16KB               0x02
 161 #define HARRIER_ITSZ_32KB               0x03
 162 #define HARRIER_ITSZ_64KB               0x04
 163 #define HARRIER_ITSZ_128KB              0x05
 164 #define HARRIER_ITSZ_256KB              0x06
 165 #define HARRIER_ITSZ_512KB              0x07
 166 #define HARRIER_ITSZ_1MB                0x08
 167 #define HARRIER_ITSZ_2MB                0x09
 168 #define HARRIER_ITSZ_4MB                0x0A
 169 #define HARRIER_ITSZ_8MB                0x0B
 170 #define HARRIER_ITSZ_16MB               0x0C
 171 #define HARRIER_ITSZ_32MB               0x0D
 172 #define HARRIER_ITSZ_64MB               0x0E
 173 #define HARRIER_ITSZ_128MB              0x0F
 174 #define HARRIER_ITSZ_256MB              0x10
 175 #define HARRIER_ITSZ_512MB              0x11
 176 #define HARRIER_ITSZ_1GB                0x12
 177 #define HARRIER_ITSZ_2GB                0x13
 178
 179 /* inbound translation offset */
 180 #define HARRIER_ITOF_SHIFT              0x10
 181 #define HARRIER_ITOF_MSK                0xffff
 182
 183 /* inbound translation atttributes */
 184 #define HARRIER_ITAT_PRE                (1<<3)
 185 #define HARRIER_ITAT_RAE                (1<<4)
 186 #define HARRIER_ITAT_WPE                (1<<5)
 187 #define HARRIER_ITAT_MEM                (1<<6)
 188 #define HARRIER_ITAT_ENA                (1<<7)
 189 #define HARRIER_ITAT_GBL                (1<<16)
 190
 191 #define HARRIER_LBA_OFF                 0x80
 192 #define HARRIER_LBA_MSK                 (1<<31)
 193
 194 #define HARRIER_XCSR_SIZE               1024
 195
 196 /* macros to calculate message passing register offsets */
 197 #define HARRIER_MP_XCSR(x) ((u32)HARRIER_XCSR_MP_BASE_OFF + (u32)x)
 198
 199 #define HARRIER_MP_PMEP(x) ((u32)HARRIER_PMEP_MP_BASE_OFF + (u32)x)
 200
 201 /*
 202  * Define PCI configuration space register offsets
 203  */
 204 #define HARRIER_MPBAR_OFF               PCI_BASE_ADDRESS_0
 205 #define HARRIER_ITBAR0_OFF              PCI_BASE_ADDRESS_1
 206 #define HARRIER_ITBAR1_OFF              PCI_BASE_ADDRESS_2
 207 #define HARRIER_ITBAR2_OFF              PCI_BASE_ADDRESS_3
 208 #define HARRIER_ITBAR3_OFF              PCI_BASE_ADDRESS_4
 209
 210 #define HARRIER_XCSR_CONFIG(x) ((u32)HARRIER_XCSR_TO_PCFS_OFF + (u32)x)
 211
 212 #endif                          /* __ASMPPC_HARRIER_DEFS_H */