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/*-
* Copyright (c) 2000 Doug Rabson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _PCI_AGPREG_H_
#define _PCI_AGPREG_H_
/*
* Offsets for various AGP configuration registers.
*/
#define AGP_APBASE PCIR_BAR(0)
/*
* Offsets from the AGP Capability pointer.
*/
#define AGP_CAPID 0x0
#define AGP_STATUS 0x4
#define AGP_COMMAND 0x8
#define AGP_STATUS_AGP3 0x0008
#define AGP_STATUS_RQ_MASK 0xff000000
#define AGP_COMMAND_RQ_MASK 0xff000000
#define AGP_STATUS_ARQSZ_MASK 0xe000
#define AGP_COMMAND_ARQSZ_MASK 0xe000
#define AGP_STATUS_CAL_MASK 0x1c00
#define AGP_COMMAND_CAL_MASK 0x1c00
#define AGP_STATUS_ISOCH 0x10000
#define AGP_STATUS_SBA 0x0200
#define AGP_STATUS_ITA_COH 0x0100
#define AGP_STATUS_GART64 0x0080
#define AGP_STATUS_HTRANS 0x0040
#define AGP_STATUS_64BIT 0x0020
#define AGP_STATUS_FW 0x0010
#define AGP_COMMAND_RQ_MASK 0xff000000
#define AGP_COMMAND_ARQSZ_MASK 0xe000
#define AGP_COMMAND_CAL_MASK 0x1c00
#define AGP_COMMAND_SBA 0x0200
#define AGP_COMMAND_AGP 0x0100
#define AGP_COMMAND_GART64 0x0080
#define AGP_COMMAND_64BIT 0x0020
#define AGP_COMMAND_FW 0x0010
/*
* Config offsets for Intel AGP chipsets.
*/
#define AGP_INTEL_NBXCFG 0x50
#define AGP_INTEL_ERRSTS 0x91
#define AGP_INTEL_AGPCTRL 0xb0
#define AGP_INTEL_APSIZE 0xb4
#define AGP_INTEL_ATTBASE 0xb8
/*
* Config offsets for Intel i8xx/E7xxx AGP chipsets.
*/
#define AGP_INTEL_MCHCFG 0x50
#define AGP_INTEL_I820_RDCR 0x51
#define AGP_INTEL_I845_AGPM 0x51
#define AGP_INTEL_I8XX_ERRSTS 0xc8
/*
* Config offsets for VIA AGP 2.x chipsets.
*/
#define AGP_VIA_GARTCTRL 0x80
#define AGP_VIA_APSIZE 0x84
#define AGP_VIA_ATTBASE 0x88
/*
* Config offsets for VIA AGP 3.0 chipsets.
*/
#define AGP3_VIA_GARTCTRL 0x90
#define AGP3_VIA_APSIZE 0x94
#define AGP3_VIA_ATTBASE 0x98
#define AGP_VIA_AGPSEL 0xfd
/*
* Config offsets for SiS AGP chipsets.
*/
#define AGP_SIS_ATTBASE 0x90
#define AGP_SIS_WINCTRL 0x94
#define AGP_SIS_TLBCTRL 0x97
#define AGP_SIS_TLBFLUSH 0x98
/*
* Config offsets for Ali AGP chipsets.
*/
#define AGP_ALI_AGPCTRL 0xb8
#define AGP_ALI_ATTBASE 0xbc
#define AGP_ALI_TLBCTRL 0xc0
/*
* Config offsets for the AMD 751 chipset.
*/
#define AGP_AMD751_APBASE 0x10
#define AGP_AMD751_REGISTERS 0x14
#define AGP_AMD751_APCTRL 0xac
#define AGP_AMD751_MODECTRL 0xb0
#define AGP_AMD751_MODECTRL_SYNEN 0x80
#define AGP_AMD751_MODECTRL2 0xb2
#define AGP_AMD751_MODECTRL2_G1LM 0x01
#define AGP_AMD751_MODECTRL2_GPDCE 0x02
#define AGP_AMD751_MODECTRL2_NGSE 0x08
/*
* Memory mapped register offsets for AMD 751 chipset.
*/
#define AGP_AMD751_CAPS 0x00
#define AGP_AMD751_CAPS_EHI 0x0800
#define AGP_AMD751_CAPS_P2P 0x0400
#define AGP_AMD751_CAPS_MPC 0x0200
#define AGP_AMD751_CAPS_VBE 0x0100
#define AGP_AMD751_CAPS_REV 0x00ff
#define AGP_AMD751_STATUS 0x02
#define AGP_AMD751_STATUS_P2PS 0x0800
#define AGP_AMD751_STATUS_GCS 0x0400
#define AGP_AMD751_STATUS_MPS 0x0200
#define AGP_AMD751_STATUS_VBES 0x0100
#define AGP_AMD751_STATUS_P2PE 0x0008
#define AGP_AMD751_STATUS_GCE 0x0004
#define AGP_AMD751_STATUS_VBEE 0x0001
#define AGP_AMD751_ATTBASE 0x04
#define AGP_AMD751_TLBCTRL 0x0c
/*
* Config registers for i810 device 0
*/
#define AGP_I810_SMRAM 0x70
#define AGP_I810_SMRAM_GMS 0xc0
#define AGP_I810_SMRAM_GMS_DISABLED 0x00
#define AGP_I810_SMRAM_GMS_ENABLED_0 0x40
#define AGP_I810_SMRAM_GMS_ENABLED_512 0x80
#define AGP_I810_SMRAM_GMS_ENABLED_1024 0xc0
#define AGP_I810_MISCC 0x72
#define AGP_I810_MISCC_WINSIZE 0x0001
#define AGP_I810_MISCC_WINSIZE_64 0x0000
#define AGP_I810_MISCC_WINSIZE_32 0x0001
#define AGP_I810_MISCC_PLCK 0x0008
#define AGP_I810_MISCC_PLCK_UNLOCKED 0x0000
#define AGP_I810_MISCC_PLCK_LOCKED 0x0008
#define AGP_I810_MISCC_WPTC 0x0030
#define AGP_I810_MISCC_WPTC_NOLIMIT 0x0000
#define AGP_I810_MISCC_WPTC_62 0x0010
#define AGP_I810_MISCC_WPTC_50 0x0020
#define AGP_I810_MISCC_WPTC_37 0x0030
#define AGP_I810_MISCC_RPTC 0x00c0
#define AGP_I810_MISCC_RPTC_NOLIMIT 0x0000
#define AGP_I810_MISCC_RPTC_62 0x0040
#define AGP_I810_MISCC_RPTC_50 0x0080
#define AGP_I810_MISCC_RPTC_37 0x00c0
/*
* Config registers for i810 device 1
*/
#define AGP_I810_GMADR 0x10
#define AGP_I810_MMADR 0x14
/*
* Memory mapped register offsets for i810 chipset.
*/
#define AGP_I810_PGTBL_CTL 0x2020
#define AGP_I810_DRT 0x3000
#define AGP_I810_DRT_UNPOPULATED 0x00
#define AGP_I810_DRT_POPULATED 0x01
#define AGP_I810_GTT 0x10000
/*
* Config registers for i830MG device 0
*/
#define AGP_I830_GCC1 0x52
#define AGP_I830_GCC1_DEV2 0x08
#define AGP_I830_GCC1_DEV2_ENABLED 0x00
#define AGP_I830_GCC1_DEV2_DISABLED 0x08
#define AGP_I830_GCC1_GMS 0x70
#define AGP_I830_GCC1_GMS_STOLEN_512 0x20
#define AGP_I830_GCC1_GMS_STOLEN_1024 0x30
#define AGP_I830_GCC1_GMS_STOLEN_8192 0x40
#define AGP_I830_GCC1_GMASIZE 0x01
#define AGP_I830_GCC1_GMASIZE_64 0x01
#define AGP_I830_GCC1_GMASIZE_128 0x00
/*
* Config registers for 852GM/855GM/865G device 0
*/
#define AGP_I855_GCC1 0x52
#define AGP_I855_GCC1_DEV2 0x08
#define AGP_I855_GCC1_DEV2_ENABLED 0x00
#define AGP_I855_GCC1_DEV2_DISABLED 0x08
#define AGP_I855_GCC1_GMS 0x70
#define AGP_I855_GCC1_GMS_STOLEN_0M 0x00
#define AGP_I855_GCC1_GMS_STOLEN_1M 0x10
#define AGP_I855_GCC1_GMS_STOLEN_4M 0x20
#define AGP_I855_GCC1_GMS_STOLEN_8M 0x30
#define AGP_I855_GCC1_GMS_STOLEN_16M 0x40
#define AGP_I855_GCC1_GMS_STOLEN_32M 0x50
/*
* 852GM/855GM variant identification
*/
#define AGP_I85X_CAPID 0x44
#define AGP_I85X_VARIANT_MASK 0x7
#define AGP_I85X_VARIANT_SHIFT 5
#define AGP_I855_GME 0x0
#define AGP_I855_GM 0x4
#define AGP_I852_GME 0x2
#define AGP_I852_GM 0x5
/*
* 915G registers
*/
#define AGP_I915_GMADR 0x18
#define AGP_I915_MMADR 0x10
#define AGP_I915_GTTADR 0x1C
#define AGP_I915_GCC1_GMS_STOLEN_48M 0x60
#define AGP_I915_GCC1_GMS_STOLEN_64M 0x70
#define AGP_I915_DEVEN 0x54
#define AGP_I915_DEVEN_D2F0 0x08
#define AGP_I915_DEVEN_D2F0_ENABLED 0x08
#define AGP_I915_DEVEN_D2F0_DISABLED 0x00
#define AGP_I915_MSAC 0x62
#define AGP_I915_MSAC_GMASIZE 0x02
#define AGP_I915_MSAC_GMASIZE_128 0x02
#define AGP_I915_MSAC_GMASIZE_256 0x00
/*
* NVIDIA nForce/nForce2 registers
*/
#define AGP_NVIDIA_0_APBASE 0x10
#define AGP_NVIDIA_0_APSIZE 0x80
#define AGP_NVIDIA_1_WBC 0xf0
#define AGP_NVIDIA_2_GARTCTRL 0xd0
#define AGP_NVIDIA_2_APBASE 0xd8
#define AGP_NVIDIA_2_APLIMIT 0xdc
#define AGP_NVIDIA_2_ATTBASE(i) (0xe0 + (i) * 4)
#define AGP_NVIDIA_3_APBASE 0x50
#define AGP_NVIDIA_3_APLIMIT 0x54
/*
* AMD64 GART registers
*/
#define AGP_AMD64_APCTRL 0x90
#define AGP_AMD64_APBASE 0x94
#define AGP_AMD64_ATTBASE 0x98
#define AGP_AMD64_CACHECTRL 0x9c
#define AGP_AMD64_APCTRL_GARTEN 0x00000001
#define AGP_AMD64_APCTRL_SIZE_MASK 0x0000000e
#define AGP_AMD64_APCTRL_DISGARTCPU 0x00000010
#define AGP_AMD64_APCTRL_DISGARTIO 0x00000020
#define AGP_AMD64_APCTRL_DISWLKPRB 0x00000040
#define AGP_AMD64_APBASE_MASK 0x00007fff
#define AGP_AMD64_ATTBASE_MASK 0xfffffff0
#define AGP_AMD64_CACHECTRL_INVGART 0x00000001
#define AGP_AMD64_CACHECTRL_PTEERR 0x00000002
/*
* NVIDIA nForce3 registers
*/
#define AGP_AMD64_NVIDIA_0_APBASE 0x10
#define AGP_AMD64_NVIDIA_1_APBASE1 0x50
#define AGP_AMD64_NVIDIA_1_APLIMIT1 0x54
#define AGP_AMD64_NVIDIA_1_APSIZE 0xa8
#define AGP_AMD64_NVIDIA_1_APBASE2 0xd8
#define AGP_AMD64_NVIDIA_1_APLIMIT2 0xdc
/*
* ULi M1689 registers
*/
#define AGP_AMD64_ULI_APBASE 0x10
#define AGP_AMD64_ULI_HTT_FEATURE 0x50
#define AGP_AMD64_ULI_ENU_SCR 0x54
/*
* ATI IGP registers
*/
#define ATI_GART_MMADDR 0x14
#define ATI_RS100_APSIZE 0xac
#define ATI_RS100_IG_AGPMODE 0xb0
#define ATI_RS300_APSIZE 0xf8
#define ATI_RS300_IG_AGPMODE 0xfc
#define ATI_GART_FEATURE_ID 0x00
#define ATI_GART_BASE 0x04
#define ATI_GART_CACHE_CNTRL 0x0c
#endif /* !_PCI_AGPREG_H_ */
|
