agpreg.h revision 153031
1/*- 2 * Copyright (c) 2000 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/dev/agp/agpreg.h 153031 2005-12-02 23:51:36Z anholt $ 27 */ 28 29#ifndef _PCI_AGPREG_H_ 30#define _PCI_AGPREG_H_ 31 32/* 33 * Offsets for various AGP configuration registers. 34 */ 35#define AGP_APBASE 0x10 36#define AGP_CAPPTR 0x34 37 38/* 39 * Offsets from the AGP Capability pointer. 40 */ 41#define AGP_CAPID 0x0 42#define AGP_CAPID_GET_MAJOR(x) (((x) & 0x00f00000U) >> 20) 43#define AGP_CAPID_GET_MINOR(x) (((x) & 0x000f0000U) >> 16) 44#define AGP_CAPID_GET_NEXT_PTR(x) (((x) & 0x0000ff00U) >> 8) 45#define AGP_CAPID_GET_CAP_ID(x) (((x) & 0x000000ffU) >> 0) 46 47#define AGP_STATUS 0x4 48#define AGP_COMMAND 0x8 49#define AGP_STATUS_AGP3 0x0008 50#define AGP_STATUS_RQ_MASK 0xff000000 51#define AGP_COMMAND_RQ_MASK 0xff000000 52#define AGP_STATUS_ARQSZ_MASK 0xe000 53#define AGP_COMMAND_ARQSZ_MASK 0xe000 54#define AGP_STATUS_CAL_MASK 0x1c00 55#define AGP_COMMAND_CAL_MASK 0x1c00 56#define AGP_STATUS_ISOCH 0x10000 57#define AGP_STATUS_SBA 0x0200 58#define AGP_STATUS_ITA_COH 0x0100 59#define AGP_STATUS_GART64 0x0080 60#define AGP_STATUS_HTRANS 0x0040 61#define AGP_STATUS_64BIT 0x0020 62#define AGP_STATUS_FW 0x0010 63#define AGP_COMMAND_RQ_MASK 0xff000000 64#define AGP_COMMAND_ARQSZ_MASK 0xe000 65#define AGP_COMMAND_CAL_MASK 0x1c00 66#define AGP_COMMAND_SBA 0x0200 67#define AGP_COMMAND_AGP 0x0100 68#define AGP_COMMAND_GART64 0x0080 69#define AGP_COMMAND_64BIT 0x0020 70#define AGP_COMMAND_FW 0x0010 71 72/* 73 * Config offsets for Intel AGP chipsets. 74 */ 75#define AGP_INTEL_NBXCFG 0x50 76#define AGP_INTEL_ERRSTS 0x91 77#define AGP_INTEL_AGPCTRL 0xb0 78#define AGP_INTEL_APSIZE 0xb4 79#define AGP_INTEL_ATTBASE 0xb8 80 81/* 82 * Config offsets for Intel i820/i840/i845/i850/i860/i865 AGP chipsets. 83 */ 84#define AGP_INTEL_MCHCFG 0x50 85#define AGP_INTEL_I820_RDCR 0x51 86#define AGP_INTEL_I845_MCHCFG 0x51 87#define AGP_INTEL_I8XX_ERRSTS 0xc8 88 89/* 90 * Config offsets for VIA AGP 2.x chipsets. 91 */ 92#define AGP_VIA_GARTCTRL 0x80 93#define AGP_VIA_APSIZE 0x84 94#define AGP_VIA_ATTBASE 0x88 95 96/* 97 * Config offsets for VIA AGP 3.0 chipsets. 98 */ 99#define AGP3_VIA_GARTCTRL 0x90 100#define AGP3_VIA_APSIZE 0x94 101#define AGP3_VIA_ATTBASE 0x98 102#define AGP_VIA_AGPSEL 0xfd 103 104/* 105 * Config offsets for SiS AGP chipsets. 106 */ 107#define AGP_SIS_ATTBASE 0x90 108#define AGP_SIS_WINCTRL 0x94 109#define AGP_SIS_TLBCTRL 0x97 110#define AGP_SIS_TLBFLUSH 0x98 111 112/* 113 * Config offsets for Ali AGP chipsets. 114 */ 115#define AGP_ALI_AGPCTRL 0xb8 116#define AGP_ALI_ATTBASE 0xbc 117#define AGP_ALI_TLBCTRL 0xc0 118 119/* 120 * Config offsets for the AMD 751 chipset. 121 */ 122#define AGP_AMD751_APBASE 0x10 123#define AGP_AMD751_REGISTERS 0x14 124#define AGP_AMD751_APCTRL 0xac 125#define AGP_AMD751_MODECTRL 0xb0 126#define AGP_AMD751_MODECTRL_SYNEN 0x80 127#define AGP_AMD751_MODECTRL2 0xb2 128#define AGP_AMD751_MODECTRL2_G1LM 0x01 129#define AGP_AMD751_MODECTRL2_GPDCE 0x02 130#define AGP_AMD751_MODECTRL2_NGSE 0x08 131 132/* 133 * Memory mapped register offsets for AMD 751 chipset. 134 */ 135#define AGP_AMD751_CAPS 0x00 136#define AGP_AMD751_CAPS_EHI 0x0800 137#define AGP_AMD751_CAPS_P2P 0x0400 138#define AGP_AMD751_CAPS_MPC 0x0200 139#define AGP_AMD751_CAPS_VBE 0x0100 140#define AGP_AMD751_CAPS_REV 0x00ff 141#define AGP_AMD751_STATUS 0x02 142#define AGP_AMD751_STATUS_P2PS 0x0800 143#define AGP_AMD751_STATUS_GCS 0x0400 144#define AGP_AMD751_STATUS_MPS 0x0200 145#define AGP_AMD751_STATUS_VBES 0x0100 146#define AGP_AMD751_STATUS_P2PE 0x0008 147#define AGP_AMD751_STATUS_GCE 0x0004 148#define AGP_AMD751_STATUS_VBEE 0x0001 149#define AGP_AMD751_ATTBASE 0x04 150#define AGP_AMD751_TLBCTRL 0x0c 151 152/* 153 * Config registers for i810 device 0 154 */ 155#define AGP_I810_SMRAM 0x70 156#define AGP_I810_SMRAM_GMS 0xc0 157#define AGP_I810_SMRAM_GMS_DISABLED 0x00 158#define AGP_I810_SMRAM_GMS_ENABLED_0 0x40 159#define AGP_I810_SMRAM_GMS_ENABLED_512 0x80 160#define AGP_I810_SMRAM_GMS_ENABLED_1024 0xc0 161#define AGP_I810_MISCC 0x72 162#define AGP_I810_MISCC_WINSIZE 0x0001 163#define AGP_I810_MISCC_WINSIZE_64 0x0000 164#define AGP_I810_MISCC_WINSIZE_32 0x0001 165#define AGP_I810_MISCC_PLCK 0x0008 166#define AGP_I810_MISCC_PLCK_UNLOCKED 0x0000 167#define AGP_I810_MISCC_PLCK_LOCKED 0x0008 168#define AGP_I810_MISCC_WPTC 0x0030 169#define AGP_I810_MISCC_WPTC_NOLIMIT 0x0000 170#define AGP_I810_MISCC_WPTC_62 0x0010 171#define AGP_I810_MISCC_WPTC_50 0x0020 172#define AGP_I810_MISCC_WPTC_37 0x0030 173#define AGP_I810_MISCC_RPTC 0x00c0 174#define AGP_I810_MISCC_RPTC_NOLIMIT 0x0000 175#define AGP_I810_MISCC_RPTC_62 0x0040 176#define AGP_I810_MISCC_RPTC_50 0x0080 177#define AGP_I810_MISCC_RPTC_37 0x00c0 178 179/* 180 * Config registers for i810 device 1 181 */ 182#define AGP_I810_GMADR 0x10 183#define AGP_I810_MMADR 0x14 184 185/* 186 * Memory mapped register offsets for i810 chipset. 187 */ 188#define AGP_I810_PGTBL_CTL 0x2020 189#define AGP_I810_DRT 0x3000 190#define AGP_I810_DRT_UNPOPULATED 0x00 191#define AGP_I810_DRT_POPULATED 0x01 192#define AGP_I810_GTT 0x10000 193 194/* 195 * Config registers for i830MG device 0 196 */ 197#define AGP_I830_GCC1 0x52 198#define AGP_I830_GCC1_DEV2 0x08 199#define AGP_I830_GCC1_DEV2_ENABLED 0x00 200#define AGP_I830_GCC1_DEV2_DISABLED 0x08 201#define AGP_I830_GCC1_GMS 0x70 202#define AGP_I830_GCC1_GMS_STOLEN_512 0x20 203#define AGP_I830_GCC1_GMS_STOLEN_1024 0x30 204#define AGP_I830_GCC1_GMS_STOLEN_8192 0x40 205#define AGP_I830_GCC1_GMASIZE 0x01 206#define AGP_I830_GCC1_GMASIZE_64 0x01 207#define AGP_I830_GCC1_GMASIZE_128 0x00 208 209/* 210 * Config registers for 852GM/855GM/865G device 0 211 */ 212#define AGP_I855_GCC1 0x52 213#define AGP_I855_GCC1_DEV2 0x08 214#define AGP_I855_GCC1_DEV2_ENABLED 0x00 215#define AGP_I855_GCC1_DEV2_DISABLED 0x08 216#define AGP_I855_GCC1_GMS 0x70 217#define AGP_I855_GCC1_GMS_STOLEN_0M 0x00 218#define AGP_I855_GCC1_GMS_STOLEN_1M 0x10 219#define AGP_I855_GCC1_GMS_STOLEN_4M 0x20 220#define AGP_I855_GCC1_GMS_STOLEN_8M 0x30 221#define AGP_I855_GCC1_GMS_STOLEN_16M 0x40 222#define AGP_I855_GCC1_GMS_STOLEN_32M 0x50 223 224/* 225 * 852GM/855GM variant identification 226 */ 227#define AGP_I85X_CAPID 0x44 228#define AGP_I85X_VARIANT_MASK 0x7 229#define AGP_I85X_VARIANT_SHIFT 5 230#define AGP_I855_GME 0x0 231#define AGP_I855_GM 0x4 232#define AGP_I852_GME 0x2 233#define AGP_I852_GM 0x5 234 235/* 236 * 915G registers 237 */ 238#define AGP_I915_GMADR 0x18 239#define AGP_I915_MMADR 0x10 240#define AGP_I915_GTTADR 0x1C 241#define AGP_I915_GCC1_GMS_STOLEN_48M 0x60 242#define AGP_I915_GCC1_GMS_STOLEN_64M 0x70 243#define AGP_I915_DEVEN 0x54 244#define AGP_I915_DEVEN_D2F0 0x08 245#define AGP_I915_DEVEN_D2F0_ENABLED 0x08 246#define AGP_I915_DEVEN_D2F0_DISABLED 0x00 247#define AGP_I915_MSAC 0x62 248#define AGP_I915_MSAC_GMASIZE 0x02 249#define AGP_I915_MSAC_GMASIZE_128 0x02 250#define AGP_I915_MSAC_GMASIZE_256 0x00 251 252/* 253 * NVIDIA nForce/nForce2 registers 254 */ 255#define AGP_NVIDIA_0_APBASE 0x10 256#define AGP_NVIDIA_0_APSIZE 0x80 257#define AGP_NVIDIA_1_WBC 0xf0 258#define AGP_NVIDIA_2_GARTCTRL 0xd0 259#define AGP_NVIDIA_2_APBASE 0xd8 260#define AGP_NVIDIA_2_APLIMIT 0xdc 261#define AGP_NVIDIA_2_ATTBASE(i) (0xe0 + (i) * 4) 262#define AGP_NVIDIA_3_APBASE 0x50 263#define AGP_NVIDIA_3_APLIMIT 0x54 264 265/* 266 * AMD64 GART registers 267 */ 268#define AGP_AMD64_APCTRL 0x90 269#define AGP_AMD64_APBASE 0x94 270#define AGP_AMD64_ATTBASE 0x98 271#define AGP_AMD64_CACHECTRL 0x9c 272#define AGP_AMD64_APCTRL_GARTEN 0x00000001 273#define AGP_AMD64_APCTRL_SIZE_MASK 0x0000000e 274#define AGP_AMD64_APCTRL_DISGARTCPU 0x00000010 275#define AGP_AMD64_APCTRL_DISGARTIO 0x00000020 276#define AGP_AMD64_APCTRL_DISWLKPRB 0x00000040 277#define AGP_AMD64_APBASE_MASK 0x00007fff 278#define AGP_AMD64_ATTBASE_MASK 0xfffffff0 279#define AGP_AMD64_CACHECTRL_INVGART 0x00000001 280#define AGP_AMD64_CACHECTRL_PTEERR 0x00000002 281 282/* 283 * NVIDIA nForce3 registers 284 */ 285#define AGP_AMD64_NVIDIA_0_APBASE 0x10 286#define AGP_AMD64_NVIDIA_1_APBASE1 0x50 287#define AGP_AMD64_NVIDIA_1_APLIMIT1 0x54 288#define AGP_AMD64_NVIDIA_1_APSIZE 0xa8 289#define AGP_AMD64_NVIDIA_1_APBASE2 0xd8 290#define AGP_AMD64_NVIDIA_1_APLIMIT2 0xdc 291 292/* 293 * ULi M1689 registers 294 */ 295#define AGP_AMD64_ULI_APBASE 0x10 296#define AGP_AMD64_ULI_HTT_FEATURE 0x50 297#define AGP_AMD64_ULI_ENU_SCR 0x54 298 299/* 300 * ATI IGP registers 301 */ 302#define ATI_GART_MMADDR 0x14 303#define ATI_RS100_APSIZE 0xac 304#define ATI_RS100_IG_AGPMODE 0xb0 305#define ATI_RS300_APSIZE 0xf8 306#define ATI_RS300_IG_AGPMODE 0xfc 307#define ATI_GART_FEATURE_ID 0x00 308#define ATI_GART_BASE 0x04 309#define ATI_GART_CACHE_CNTRL 0x0c 310 311#endif /* !_PCI_AGPREG_H_ */ 312