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Annotation of sys/dev/ic/i82810reg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: i82810reg.h,v 1.4 2007/05/22 04:14:03 jsg Exp $       */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2000 Michael Shalayeff
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  *
        !            16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            17:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            18:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            19:  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
        !            20:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
        !            21:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
        !            22:  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
        !            24:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
        !            25:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
        !            26:  * THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  */
        !            28:
        !            29: /* Intel i82810/810E memory and graphics controller */
        !            30:
        !            31: /* Host-Hub Interface Bridge/DRAM Controller Device Registers (Device 0) */
        !            32: #define        I82810_SMRAM            0x70
        !            33: #define        I82810_SMRAM_GMS_DIS    0x00
        !            34: #define        I82810_SMRAM_GMS_RSRVD  0x40
        !            35: #define        I82810_SMRAM_GMS_512    0x80
        !            36: #define        I82810_SMRAM_GMS_1024   0xc0
        !            37: #define        I82810_SMRAM_USMM_DIS   0x00
        !            38: #define        I82810_SMRAM_USMM_TDHE  0x10
        !            39: #define        I82810_SMRAM_USMM_T5HE  0x20
        !            40: #define        I82810_SMRAM_USMM_T1HE  0x30
        !            41: #define        I82810_SMRAM_LSMM_DIS   0x00
        !            42: #define        I82810_SMRAM_LSMM_GSM   0x04
        !            43: #define        I82810_SMRAM_LSMM_CRSH  0x08
        !            44: #define        I82810_SMRAM_D_LCK      0x02
        !            45: #define        I82810_SMRAM_E_SMERR    0x01
        !            46: #define        I82810_MISCC            0x72
        !            47: #define        I82810_MISCC_GDCWS      0x0001
        !            48: #define        I82810_MISCC_P_LCK      0x0008
        !            49: #define        I82810_MISCC_WPTHC_NO   0x0000
        !            50: #define        I82810_MISCC_WPTHC_625  0x0010
        !            51: #define        I82810_MISCC_WPTHC_500  0x0020
        !            52: #define        I82810_MISCC_WPTHC_375  0x0030
        !            53: #define        I82810_MISCC_RPTHC_NO   0x0000
        !            54: #define        I82810_MISCC_RPTHC_625  0x0040
        !            55: #define        I82810_MISCC_RPTHC_500  0x0080
        !            56: #define        I82810_MISCC_RPTHC_375  0x00c0
        !            57:
        !            58: /* Graphics Device Registers (Device 1) */
        !            59: #define        I82810_GMADR            0x10
        !            60: #define        I82810_MMADR            0x14
        !            61:
        !            62: #define        I82810_DRT              0x3000
        !            63: #define        I82810_DRT_DP           0x01
        !            64: #define        I82810_DRAMCL           0x3001
        !            65: #define        I82810_DRAMCL_RPT       0x01
        !            66: #define        I82810_DRAMCL_RT        0x02
        !            67: #define        I82810_DRAMCL_CL        0x04
        !            68: #define        I82810_DRAMCL_RCO       0x08
        !            69: #define        I82810_DRAMCL_PMC       0x10
        !            70: #define        I82810_DRAMCH           0x3002
        !            71: #define        I82810_DRAMCH_SMS       0x07
        !            72: #define        I82810_DRAMCH_DRR       0x18
        !            73: #define        I82810_GTT              0x10000
        !            74:
        !            75: /*
        !            76:  * Intel i82820 memory and graphics controller
        !            77:  */
        !            78:
        !            79: /* Host-Hub Interface Bridge/DRAM Controller Device Registers (Device 0) */
        !            80: #define        I82820_SMRAM            0x9c
        !            81: #define        I82820_SMRAM_SHIFT      8
        !            82: #define        I82820_SMRAM_G_SMRAME   (1 << 3)
        !            83: #define        I82820_SMRAM_D_LCK      (1 << 4)
        !            84: #define        I82820_SMRAM_D_CLS      (1 << 5)
        !            85: #define        I82820_SMRAM_D_OPEN     (1 << 6)