Annotation of sys/dev/pci/agpreg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: agpreg.h,v 1.7 2007/08/04 19:40:25 reyk Exp $ */
! 2: /* $NetBSD: agpreg.h,v 1.1 2001/09/10 10:01:02 fvdl Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 2000 Doug Rabson
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: *
! 17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
! 18: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 20: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
! 21: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 22: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 23: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 24: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 25: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 26: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 27: * SUCH DAMAGE.
! 28: *
! 29: * $FreeBSD: src/sys/pci/agpreg.h,v 1.3 2000/07/12 10:13:04 dfr Exp $
! 30: */
! 31:
! 32: #ifndef _PCI_AGPREG_H_
! 33: #define _PCI_AGPREG_H_
! 34:
! 35: /*
! 36: * Offsets for various AGP configuration registers.
! 37: */
! 38: #define AGP_APBASE 0x10
! 39:
! 40: /*
! 41: * Offsets from the AGP Capability pointer.
! 42: */
! 43: #define AGP_CAPID 0x02
! 44: #define AGP_CAPID_GET_MAJOR(x) (((x) & 0x00f00000U) >> 20)
! 45: #define AGP_CAPID_GET_MINOR(x) (((x) & 0x000f0000U) >> 16)
! 46: #define AGP_CAPID_GET_NEXT_PTR(x) (((x) & 0x0000ff00U) >> 8)
! 47: #define AGP_CAPID_GET_CAP_ID(x) (((x) & 0x000000ffU) >> 0)
! 48:
! 49: #define AGP_STATUS 0x4
! 50: #define AGP_COMMAND 0x8
! 51:
! 52: /*
! 53: * Config offsets for Intel AGP chipsets.
! 54: */
! 55: #define AGP_INTEL_NBXCFG 0x50
! 56: #define AGP_INTEL_STS 0x90
! 57: #define AGP_INTEL_AGPCTRL 0xb0
! 58: #define AGP_INTEL_APSIZE 0xb4
! 59: #define AGP_INTEL_ATTBASE 0xb8
! 60:
! 61: /*
! 62: * Config offsets for VIA AGP chipsets.
! 63: */
! 64: #define AGP_VIA_GARTCTRL 0x80
! 65: #define AGP_VIA_APSIZE 0x84
! 66: #define AGP_VIA_ATTBASE 0x88
! 67:
! 68: /*
! 69: * Config offsets for SiS AGP chipsets.
! 70: */
! 71: #define AGP_SIS_ATTBASE 0x90
! 72: #define AGP_SIS_WINCTRL 0x94
! 73: #define AGP_SIS_TLBCTRL 0x97
! 74: #define AGP_SIS_TLBFLUSH 0x98
! 75:
! 76: /*
! 77: * Config offsets for Ali AGP chipsets.
! 78: */
! 79: #define AGP_ALI_AGPCTRL 0xb8
! 80: #define AGP_ALI_ATTBASE 0xbc
! 81: #define AGP_ALI_TLBCTRL 0xc0
! 82:
! 83: /*
! 84: * Config offsets for the AMD 751 chipset.
! 85: */
! 86: #define AGP_AMD751_REGISTERS 0x14
! 87: #define AGP_AMD751_APCTRL 0xac
! 88: #define AGP_AMD751_MODECTRL 0xb0
! 89: #define AGP_AMD751_MODECTRL_SYNEN 0x80
! 90: #define AGP_AMD751_MODECTRL2 0xb2
! 91: #define AGP_AMD751_MODECTRL2_G1LM 0x01
! 92: #define AGP_AMD751_MODECTRL2_GPDCE 0x02
! 93: #define AGP_AMD751_MODECTRL2_NGSE 0x08
! 94:
! 95: /*
! 96: * Memory mapped register offsets for AMD 751 chipset.
! 97: */
! 98: #define AGP_AMD751_CAPS 0x00
! 99: #define AGP_AMD751_CAPS_EHI 0x0800
! 100: #define AGP_AMD751_CAPS_P2P 0x0400
! 101: #define AGP_AMD751_CAPS_MPC 0x0200
! 102: #define AGP_AMD751_CAPS_VBE 0x0100
! 103: #define AGP_AMD751_CAPS_REV 0x00ff
! 104: #define AGP_AMD751_STATUS 0x02
! 105: #define AGP_AMD751_STATUS_P2PS 0x0800
! 106: #define AGP_AMD751_STATUS_GCS 0x0400
! 107: #define AGP_AMD751_STATUS_MPS 0x0200
! 108: #define AGP_AMD751_STATUS_VBES 0x0100
! 109: #define AGP_AMD751_STATUS_P2PE 0x0008
! 110: #define AGP_AMD751_STATUS_GCE 0x0004
! 111: #define AGP_AMD751_STATUS_VBEE 0x0001
! 112: #define AGP_AMD751_ATTBASE 0x04
! 113: #define AGP_AMD751_TLBCTRL 0x0c
! 114:
! 115: /*
! 116: * Config registers for i810 device 0
! 117: */
! 118: #define AGP_I810_SMRAM 0x70
! 119: #define AGP_I810_SMRAM_GMS 0xc0
! 120: #define AGP_I810_SMRAM_GMS_DISABLED 0x00
! 121: #define AGP_I810_SMRAM_GMS_ENABLED_0 0x40
! 122: #define AGP_I810_SMRAM_GMS_ENABLED_512 0x80
! 123: #define AGP_I810_SMRAM_GMS_ENABLED_1024 0xc0
! 124: #define AGP_I810_MISCC 0x72
! 125: #define AGP_I810_MISCC_WINSIZE 0x0001
! 126: #define AGP_I810_MISCC_WINSIZE_64 0x0000
! 127: #define AGP_I810_MISCC_WINSIZE_32 0x0001
! 128: #define AGP_I810_MISCC_PLCK 0x0008
! 129: #define AGP_I810_MISCC_PLCK_UNLOCKED 0x0000
! 130: #define AGP_I810_MISCC_PLCK_LOCKED 0x0008
! 131: #define AGP_I810_MISCC_WPTC 0x0030
! 132: #define AGP_I810_MISCC_WPTC_NOLIMIT 0x0000
! 133: #define AGP_I810_MISCC_WPTC_62 0x0010
! 134: #define AGP_I810_MISCC_WPTC_50 0x0020
! 135: #define AGP_I810_MISCC_WPTC_37 0x0030
! 136: #define AGP_I810_MISCC_RPTC 0x00c0
! 137: #define AGP_I810_MISCC_RPTC_NOLIMIT 0x0000
! 138: #define AGP_I810_MISCC_RPTC_62 0x0040
! 139: #define AGP_I810_MISCC_RPTC_50 0x0080
! 140: #define AGP_I810_MISCC_RPTC_37 0x00c0
! 141:
! 142: /*
! 143: * Config registers for i810 device 1
! 144: */
! 145: #define AGP_I810_GMADR 0x10
! 146: #define AGP_I810_MMADR 0x14
! 147:
! 148: /*
! 149: * Memory mapped register offsets for i810 chipset.
! 150: */
! 151: #define AGP_I810_PGTBL_CTL 0x2020
! 152: #define AGP_I810_PGTBL_SIZE_MASK 0x0000000e
! 153: #define AGP_I810_PGTBL_SIZE_512KB (0 << 1)
! 154: #define AGP_I810_PGTBL_SIZE_256KB (1 << 1)
! 155: #define AGP_I810_PGTBL_SIZE_128KB (2 << 1)
! 156: #define AGP_I810_DRT 0x3000
! 157: #define AGP_I810_DRT_UNPOPULATED 0x00
! 158: #define AGP_I810_DRT_POPULATED 0x01
! 159: #define AGP_I810_GTT 0x10000
! 160:
! 161: /*
! 162: * Config registers for i830MG device 0
! 163: */
! 164: #define AGP_I830_GCC0 0x50
! 165: #define AGP_I830_GCC1 0x52
! 166: #define AGP_I830_GCC1_DEV2 0x08
! 167: #define AGP_I830_GCC1_DEV2_ENABLED 0x00
! 168: #define AGP_I830_GCC1_DEV2_DISABLED 0x08
! 169: #define AGP_I830_GCC1_GMS 0xf0
! 170: #define AGP_I830_GCC1_GMS_STOLEN_512 0x20
! 171: #define AGP_I830_GCC1_GMS_STOLEN_1024 0x30
! 172: #define AGP_I830_GCC1_GMS_STOLEN_8192 0x40
! 173: #define AGP_I830_GCC1_GMASIZE 0x01
! 174: #define AGP_I830_GCC1_GMASIZE_64 0x01
! 175: #define AGP_I830_GCC1_GMASIZE_128 0x00
! 176:
! 177:
! 178: /*
! 179: * Config registers for 852GM/855GM/865G device 0
! 180: */
! 181: #define AGP_I855_GCC1 0x52
! 182: #define AGP_I855_GCC1_DEV2 0x08
! 183: #define AGP_I855_GCC1_DEV2_ENABLED 0x00
! 184: #define AGP_I855_GCC1_DEV2_DISABLED 0x08
! 185: #define AGP_I855_GCC1_GMS 0x70
! 186: #define AGP_I855_GCC1_GMS_STOLEN_0M 0x00
! 187: #define AGP_I855_GCC1_GMS_STOLEN_1M 0x10
! 188: #define AGP_I855_GCC1_GMS_STOLEN_4M 0x20
! 189: #define AGP_I855_GCC1_GMS_STOLEN_8M 0x30
! 190: #define AGP_I855_GCC1_GMS_STOLEN_16M 0x40
! 191: #define AGP_I855_GCC1_GMS_STOLEN_32M 0x50
! 192:
! 193: /*
! 194: * 915G registers
! 195: */
! 196: #define AGP_I915_GMADR 0x18
! 197: #define AGP_I915_MMADR 0x10
! 198: #define AGP_I915_GTTADR 0x1C
! 199: #define AGP_I915_GCC1_GMS_STOLEN_48M 0x60
! 200: #define AGP_I915_GCC1_GMS_STOLEN_64M 0x70
! 201: #define AGP_I915_DEVEN 0x54
! 202: #define AGP_I915_DEVEN_D2F0 0x08
! 203: #define AGP_I915_DEVEN_D2F0_ENABLED 0x08
! 204: #define AGP_I915_DEVEN_D2F0_DISABLED 0x00
! 205: #define AGP_I915_MSAC 0x62
! 206: #define AGP_I915_MSAC_GMASIZE 0x02
! 207: #define AGP_I915_MSAC_GMASIZE_128 0x02
! 208: #define AGP_I915_MSAC_GMASIZE_256 0x00
! 209:
! 210: /*
! 211: * G965 registers
! 212: */
! 213: #define AGP_I965_GMADR 0x18
! 214: #define AGP_I965_MMADR 0x10
! 215: #define AGP_I965_MSAC 0x62
! 216: #define AGP_I965_MSAC_GMASIZE 0x06
! 217: #define AGP_I965_MSAC_GMASIZE_128 0x00
! 218: #define AGP_I965_MSAC_GMASIZE_256 0x02
! 219: #define AGP_I965_MSAC_GMASIZE_512 0x06
! 220: #define AGP_I965_GTT 0x80000
! 221:
! 222: /*
! 223: * G33 registers
! 224: */
! 225: #define AGP_G33_GCC1_GMS_STOLEN_128M 0x80
! 226: #define AGP_G33_GCC1_GMS_STOLEN_256M 0x90
! 227:
! 228: #endif /* !_PCI_AGPREG_H_ */
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