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root/include/video/mach64.h

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/*
 * ATI Mach64 Register Definitions
 *
 * Copyright (C) 1997 Michael AK Tesch
 *  written with much help from Jon Howell
 *
 * Updated for 3D RAGE PRO and 3D RAGE Mobility by Geert Uytterhoeven
 *      
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

/*
 * most of the rest of this file comes from ATI sample code
 */
#ifndef REGMACH64_H
#define REGMACH64_H

/* NON-GUI MEMORY MAPPED Registers - expressed in BYTE offsets */

/* Accelerator CRTC */
#define CRTC_H_TOTAL_DISP       0x0000  /* Dword offset 0_00 */
#define CRTC2_H_TOTAL_DISP      0x0000  /* Dword offset 0_00 */
#define CRTC_H_SYNC_STRT_WID    0x0004  /* Dword offset 0_01 */
#define CRTC2_H_SYNC_STRT_WID   0x0004  /* Dword offset 0_01 */
#define CRTC_H_SYNC_STRT        0x0004
#define CRTC2_H_SYNC_STRT       0x0004
#define CRTC_H_SYNC_DLY         0x0005
#define CRTC2_H_SYNC_DLY        0x0005
#define CRTC_H_SYNC_WID         0x0006
#define CRTC2_H_SYNC_WID        0x0006
#define CRTC_V_TOTAL_DISP       0x0008  /* Dword offset 0_02 */
#define CRTC2_V_TOTAL_DISP      0x0008  /* Dword offset 0_02 */
#define CRTC_V_TOTAL            0x0008
#define CRTC2_V_TOTAL           0x0008
#define CRTC_V_DISP             0x000A
#define CRTC2_V_DISP            0x000A
#define CRTC_V_SYNC_STRT_WID    0x000C  /* Dword offset 0_03 */
#define CRTC2_V_SYNC_STRT_WID   0x000C  /* Dword offset 0_03 */
#define CRTC_V_SYNC_STRT        0x000C
#define CRTC2_V_SYNC_STRT       0x000C
#define CRTC_V_SYNC_WID         0x000E
#define CRTC2_V_SYNC_WID        0x000E
#define CRTC_VLINE_CRNT_VLINE   0x0010  /* Dword offset 0_04 */
#define CRTC2_VLINE_CRNT_VLINE  0x0010  /* Dword offset 0_04 */
#define CRTC_OFF_PITCH          0x0014  /* Dword offset 0_05 */
#define CRTC_OFFSET             0x0014
#define CRTC_PITCH              0x0016
#define CRTC_INT_CNTL           0x0018  /* Dword offset 0_06 */
#define CRTC_GEN_CNTL           0x001C  /* Dword offset 0_07 */
#define CRTC_PIX_WIDTH          0x001D
#define CRTC_FIFO               0x001E
#define CRTC_EXT_DISP           0x001F

/* Memory Buffer Control */
#define DSP_CONFIG              0x0020  /* Dword offset 0_08 */
#define PM_DSP_CONFIG           0x0020  /* Dword offset 0_08 (Mobility Only) */
#define DSP_ON_OFF              0x0024  /* Dword offset 0_09 */
#define PM_DSP_ON_OFF           0x0024  /* Dword offset 0_09 (Mobility Only) */
#define TIMER_CONFIG            0x0028  /* Dword offset 0_0A */
#define MEM_BUF_CNTL            0x002C  /* Dword offset 0_0B */
#define MEM_ADDR_CONFIG         0x0034  /* Dword offset 0_0D */

/* Accelerator CRTC */
#define CRT_TRAP                0x0038  /* Dword offset 0_0E */

#define I2C_CNTL_0              0x003C  /* Dword offset 0_0F */

#define DSTN_CONTROL_LG         0x003C  /* Dword offset 0_0F (LG) */

/* Overscan */
#define OVR_CLR                 0x0040  /* Dword offset 0_10 */
#define OVR2_CLR                0x0040  /* Dword offset 0_10 */
#define OVR_WID_LEFT_RIGHT      0x0044  /* Dword offset 0_11 */
#define OVR2_WID_LEFT_RIGHT     0x0044  /* Dword offset 0_11 */
#define OVR_WID_TOP_BOTTOM      0x0048  /* Dword offset 0_12 */
#define OVR2_WID_TOP_BOTTOM     0x0048  /* Dword offset 0_12 */

/* Memory Buffer Control */
#define VGA_DSP_CONFIG          0x004C  /* Dword offset 0_13 */
#define PM_VGA_DSP_CONFIG       0x004C  /* Dword offset 0_13 (Mobility Only) */
#define VGA_DSP_ON_OFF          0x0050  /* Dword offset 0_14 */
#define PM_VGA_DSP_ON_OFF       0x0050  /* Dword offset 0_14 (Mobility Only) */
#define DSP2_CONFIG             0x0054  /* Dword offset 0_15 */
#define PM_DSP2_CONFIG          0x0054  /* Dword offset 0_15 (Mobility Only) */
#define DSP2_ON_OFF             0x0058  /* Dword offset 0_16 */
#define PM_DSP2_ON_OFF          0x0058  /* Dword offset 0_16 (Mobility Only) */

/* Accelerator CRTC */
#define CRTC2_OFF_PITCH         0x005C  /* Dword offset 0_17 */

/* Hardware Cursor */
#define CUR_CLR0                0x0060  /* Dword offset 0_18 */
#define CUR2_CLR0               0x0060  /* Dword offset 0_18 */
#define CUR_CLR1                0x0064  /* Dword offset 0_19 */
#define CUR2_CLR1               0x0064  /* Dword offset 0_19 */
#define CUR_OFFSET              0x0068  /* Dword offset 0_1A */
#define CUR2_OFFSET             0x0068  /* Dword offset 0_1A */
#define CUR_HORZ_VERT_POSN      0x006C  /* Dword offset 0_1B */
#define CUR2_HORZ_VERT_POSN     0x006C  /* Dword offset 0_1B */
#define CUR_HORZ_VERT_OFF       0x0070  /* Dword offset 0_1C */
#define CUR2_HORZ_VERT_OFF      0x0070  /* Dword offset 0_1C */

#define CONFIG_PANEL_LG         0x0074  /* Dword offset 0_1D (LG) */

/* General I/O Control */
#define GP_IO                   0x0078  /* Dword offset 0_1E */

/* Test and Debug */
#define HW_DEBUG                0x007C  /* Dword offset 0_1F */

/* Scratch Pad and Test */
#define SCRATCH_REG0            0x0080  /* Dword offset 0_20 */
#define SCRATCH_REG1            0x0084  /* Dword offset 0_21 */
#define SCRATCH_REG2            0x0088  /* Dword offset 0_22 */
#define SCRATCH_REG3            0x008C  /* Dword offset 0_23 */

/* Clock Control */
#define CLOCK_CNTL                      0x0090  /* Dword offset 0_24 */
/* CLOCK_CNTL register constants CT LAYOUT */
#define CLOCK_SEL                       0x0f
#define CLOCK_SEL_INTERNAL              0x03
#define CLOCK_SEL_EXTERNAL              0x0c
#define CLOCK_DIV                       0x30
#define CLOCK_DIV1                      0x00
#define CLOCK_DIV2                      0x10
#define CLOCK_DIV4                      0x20
#define CLOCK_STROBE                    0x40
/*  ?                                   0x80 */
/* CLOCK_CNTL register constants GX LAYOUT */
#define CLOCK_BIT                       0x04    /* For ICS2595 */
#define CLOCK_PULSE                     0x08    /* For ICS2595 */
/*#define CLOCK_STROBE                  0x40 dito as CT */
#define CLOCK_DATA                      0x80

/* For internal PLL(CT) start */
#define CLOCK_CNTL_ADDR                 CLOCK_CNTL + 1
#define PLL_WR_EN                       0x02
#define PLL_ADDR                        0xfc
#define CLOCK_CNTL_DATA                 CLOCK_CNTL + 2
#define PLL_DATA                        0xff
/* For internal PLL(CT) end */

#define CLOCK_SEL_CNTL          0x0090  /* Dword offset 0_24 */

/* Configuration */
#define CONFIG_STAT1            0x0094  /* Dword offset 0_25 */
#define CONFIG_STAT2            0x0098  /* Dword offset 0_26 */

/* Bus Control */
#define BUS_CNTL                0x00A0  /* Dword offset 0_28 */

#define LCD_INDEX               0x00A4  /* Dword offset 0_29 */
#define LCD_DATA                0x00A8  /* Dword offset 0_2A */

#define HFB_PITCH_ADDR_LG       0x00A8  /* Dword offset 0_2A (LG) */

/* Memory Control */
#define EXT_MEM_CNTL            0x00AC  /* Dword offset 0_2B */
#define MEM_CNTL                0x00B0  /* Dword offset 0_2C */
#define MEM_VGA_WP_SEL          0x00B4  /* Dword offset 0_2D */
#define MEM_VGA_RP_SEL          0x00B8  /* Dword offset 0_2E */

#define I2C_CNTL_1              0x00BC  /* Dword offset 0_2F */

#define LT_GIO_LG               0x00BC  /* Dword offset 0_2F (LG) */

/* DAC Control */
#define DAC_REGS                0x00C0  /* Dword offset 0_30 */
#define DAC_W_INDEX             0x00C0  /* Dword offset 0_30 */
#define DAC_DATA                0x00C1  /* Dword offset 0_30 */
#define DAC_MASK                0x00C2  /* Dword offset 0_30 */
#define DAC_R_INDEX             0x00C3  /* Dword offset 0_30 */
#define DAC_CNTL                0x00C4  /* Dword offset 0_31 */

#define EXT_DAC_REGS            0x00C8  /* Dword offset 0_32 */

#define HORZ_STRETCHING_LG      0x00C8  /* Dword offset 0_32 (LG) */
#define VERT_STRETCHING_LG      0x00CC  /* Dword offset 0_33 (LG) */

/* Test and Debug */
#define GEN_TEST_CNTL           0x00D0  /* Dword offset 0_34 */

/* Custom Macros */
#define CUSTOM_MACRO_CNTL       0x00D4  /* Dword offset 0_35 */

#define LCD_GEN_CNTL_LG         0x00D4  /* Dword offset 0_35 (LG) */
#define POWER_MANAGEMENT_LG     0x00D8  /* Dword offset 0_36 (LG) */

/* Configuration */
#define CONFIG_CNTL             0x00DC  /* Dword offset 0_37 (CT, ET, VT) */
#define CONFIG_CHIP_ID          0x00E0  /* Dword offset 0_38 */
#define CONFIG_STAT0            0x00E4  /* Dword offset 0_39 */

/* Test and Debug */
#define CRC_SIG                 0x00E8  /* Dword offset 0_3A */
#define CRC2_SIG                0x00E8  /* Dword offset 0_3A */


/* GUI MEMORY MAPPED Registers */

/* Draw Engine Destination Trajectory */
#define DST_OFF_PITCH           0x0100  /* Dword offset 0_40 */
#define DST_X                   0x0104  /* Dword offset 0_41 */
#define DST_Y                   0x0108  /* Dword offset 0_42 */
#define DST_Y_X                 0x010C  /* Dword offset 0_43 */
#define DST_WIDTH               0x0110  /* Dword offset 0_44 */
#define DST_HEIGHT              0x0114  /* Dword offset 0_45 */
#define DST_HEIGHT_WIDTH        0x0118  /* Dword offset 0_46 */
#define DST_X_WIDTH             0x011C  /* Dword offset 0_47 */
#define DST_BRES_LNTH           0x0120  /* Dword offset 0_48 */
#define DST_BRES_ERR            0x0124  /* Dword offset 0_49 */
#define DST_BRES_INC            0x0128  /* Dword offset 0_4A */
#define DST_BRES_DEC            0x012C  /* Dword offset 0_4B */
#define DST_CNTL                0x0130  /* Dword offset 0_4C */
#define DST_Y_X__ALIAS__        0x0134  /* Dword offset 0_4D */
#define TRAIL_BRES_ERR          0x0138  /* Dword offset 0_4E */
#define TRAIL_BRES_INC          0x013C  /* Dword offset 0_4F */
#define TRAIL_BRES_DEC          0x0140  /* Dword offset 0_50 */
#define LEAD_BRES_LNTH          0x0144  /* Dword offset 0_51 */
#define Z_OFF_PITCH             0x0148  /* Dword offset 0_52 */
#define Z_CNTL                  0x014C  /* Dword offset 0_53 */
#define ALPHA_TST_CNTL          0x0150  /* Dword offset 0_54 */
#define SECONDARY_STW_EXP       0x0158  /* Dword offset 0_56 */
#define SECONDARY_S_X_INC       0x015C  /* Dword offset 0_57 */
#define SECONDARY_S_Y_INC       0x0160  /* Dword offset 0_58 */
#define SECONDARY_S_START       0x0164  /* Dword offset 0_59 */
#define SECONDARY_W_X_INC       0x0168  /* Dword offset 0_5A */
#define SECONDARY_W_Y_INC       0x016C  /* Dword offset 0_5B */
#define SECONDARY_W_START       0x0170  /* Dword offset 0_5C */
#define SECONDARY_T_X_INC       0x0174  /* Dword offset 0_5D */
#define SECONDARY_T_Y_INC       0x0178  /* Dword offset 0_5E */
#define SECONDARY_T_START       0x017C  /* Dword offset 0_5F */

/* Draw Engine Source Trajectory */
#define SRC_OFF_PITCH           0x0180  /* Dword offset 0_60 */
#define SRC_X                   0x0184  /* Dword offset 0_61 */
#define SRC_Y                   0x0188  /* Dword offset 0_62 */
#define SRC_Y_X                 0x018C  /* Dword offset 0_63 */
#define SRC_WIDTH1              0x0190  /* Dword offset 0_64 */
#define SRC_HEIGHT1             0x0194  /* Dword offset 0_65 */
#define SRC_HEIGHT1_WIDTH1      0x0198  /* Dword offset 0_66 */
#define SRC_X_START             0x019C  /* Dword offset 0_67 */
#define SRC_Y_START             0x01A0  /* Dword offset 0_68 */
#define SRC_Y_X_START           0x01A4  /* Dword offset 0_69 */
#define SRC_WIDTH2              0x01A8  /* Dword offset 0_6A */
#define SRC_HEIGHT2             0x01AC  /* Dword offset 0_6B */
#define SRC_HEIGHT2_WIDTH2      0x01B0  /* Dword offset 0_6C */
#define SRC_CNTL                0x01B4  /* Dword offset 0_6D */

#define SCALE_OFF               0x01C0  /* Dword offset 0_70 */
#define SECONDARY_SCALE_OFF     0x01C4  /* Dword offset 0_71 */

#define TEX_0_OFF               0x01C0  /* Dword offset 0_70 */
#define TEX_1_OFF               0x01C4  /* Dword offset 0_71 */
#define TEX_2_OFF               0x01C8  /* Dword offset 0_72 */
#define TEX_3_OFF               0x01CC  /* Dword offset 0_73 */
#define TEX_4_OFF               0x01D0  /* Dword offset 0_74 */
#define TEX_5_OFF               0x01D4  /* Dword offset 0_75 */
#define TEX_6_OFF               0x01D8  /* Dword offset 0_76 */
#define TEX_7_OFF               0x01DC  /* Dword offset 0_77 */

#define SCALE_WIDTH             0x01DC  /* Dword offset 0_77 */
#define SCALE_HEIGHT            0x01E0  /* Dword offset 0_78 */

#define TEX_8_OFF               0x01E0  /* Dword offset 0_78 */
#define TEX_9_OFF               0x01E4  /* Dword offset 0_79 */
#define TEX_10_OFF              0x01E8  /* Dword offset 0_7A */
#define S_Y_INC                 0x01EC  /* Dword offset 0_7B */

#define SCALE_PITCH             0x01EC  /* Dword offset 0_7B */
#define SCALE_X_INC             0x01F0  /* Dword offset 0_7C */

#define RED_X_INC               0x01F0  /* Dword offset 0_7C */
#define GREEN_X_INC             0x01F4  /* Dword offset 0_7D */

#define SCALE_Y_INC             0x01F4  /* Dword offset 0_7D */
#define SCALE_VACC              0x01F8  /* Dword offset 0_7E */
#define SCALE_3D_CNTL           0x01FC  /* Dword offset 0_7F */

/* Host Data */
#define HOST_DATA0              0x0200  /* Dword offset 0_80 */
#define HOST_DATA1              0x0204  /* Dword offset 0_81 */
#define HOST_DATA2              0x0208  /* Dword offset 0_82 */
#define HOST_DATA3              0x020C  /* Dword offset 0_83 */
#define HOST_DATA4              0x0210  /* Dword offset 0_84 */
#define HOST_DATA5              0x0214  /* Dword offset 0_85 */
#define HOST_DATA6              0x0218  /* Dword offset 0_86 */
#define HOST_DATA7              0x021C  /* Dword offset 0_87 */
#define HOST_DATA8              0x0220  /* Dword offset 0_88 */
#define HOST_DATA9              0x0224  /* Dword offset 0_89 */
#define HOST_DATAA              0x0228  /* Dword offset 0_8A */
#define HOST_DATAB              0x022C  /* Dword offset 0_8B */
#define HOST_DATAC              0x0230  /* Dword offset 0_8C */
#define HOST_DATAD              0x0234  /* Dword offset 0_8D */
#define HOST_DATAE              0x0238  /* Dword offset 0_8E */
#define HOST_DATAF              0x023C  /* Dword offset 0_8F */
#define HOST_CNTL               0x0240  /* Dword offset 0_90 */

/* GUI Bus Mastering */
#define BM_HOSTDATA             0x0244  /* Dword offset 0_91 */
#define BM_ADDR                 0x0248  /* Dword offset 0_92 */
#define BM_DATA                 0x0248  /* Dword offset 0_92 */
#define BM_GUI_TABLE_CMD        0x024C  /* Dword offset 0_93 */

/* Pattern */
#define PAT_REG0                0x0280  /* Dword offset 0_A0 */
#define PAT_REG1                0x0284  /* Dword offset 0_A1 */
#define PAT_CNTL                0x0288  /* Dword offset 0_A2 */

/* Scissors */
#define SC_LEFT                 0x02A0  /* Dword offset 0_A8 */
#define SC_RIGHT                0x02A4  /* Dword offset 0_A9 */
#define SC_LEFT_RIGHT           0x02A8  /* Dword offset 0_AA */
#define SC_TOP                  0x02AC  /* Dword offset 0_AB */
#define SC_BOTTOM               0x02B0  /* Dword offset 0_AC */
#define SC_TOP_BOTTOM           0x02B4  /* Dword offset 0_AD */

/* Data Path */
#define USR1_DST_OFF_PITCH      0x02B8  /* Dword offset 0_AE */
#define USR2_DST_OFF_PITCH      0x02BC  /* Dword offset 0_AF */
#define DP_BKGD_CLR             0x02C0  /* Dword offset 0_B0 */
#define DP_FOG_CLR              0x02C4  /* Dword offset 0_B1 */
#define DP_FRGD_CLR             0x02C4  /* Dword offset 0_B1 */
#define DP_WRITE_MASK           0x02C8  /* Dword offset 0_B2 */
#define DP_CHAIN_MASK           0x02CC  /* Dword offset 0_B3 */
#define DP_PIX_WIDTH            0x02D0  /* Dword offset 0_B4 */
#define DP_MIX                  0x02D4  /* Dword offset 0_B5 */
#define DP_SRC                  0x02D8  /* Dword offset 0_B6 */
#define DP_FRGD_CLR_MIX         0x02DC  /* Dword offset 0_B7 */
#define DP_FRGD_BKGD_CLR        0x02E0  /* Dword offset 0_B8 */

/* Draw Engine Destination Trajectory */
#define DST_X_Y                 0x02E8  /* Dword offset 0_BA */
#define DST_WIDTH_HEIGHT        0x02EC  /* Dword offset 0_BB */

/* Data Path */
#define USR_DST_PICTH           0x02F0  /* Dword offset 0_BC */
#define DP_SET_GUI_ENGINE2      0x02F8  /* Dword offset 0_BE */
#define DP_SET_GUI_ENGINE       0x02FC  /* Dword offset 0_BF */

/* Color Compare */
#define CLR_CMP_CLR             0x0300  /* Dword offset 0_C0 */
#define CLR_CMP_MASK            0x0304  /* Dword offset 0_C1 */
#define CLR_CMP_CNTL            0x0308  /* Dword offset 0_C2 */

/* Command FIFO */
#define FIFO_STAT               0x0310  /* Dword offset 0_C4 */

#define CONTEXT_MASK            0x0320  /* Dword offset 0_C8 */
#define CONTEXT_LOAD_CNTL       0x032C  /* Dword offset 0_CB */

/* Engine Control */
#define GUI_TRAJ_CNTL           0x0330  /* Dword offset 0_CC */

/* Engine Status/FIFO */
#define GUI_STAT                0x0338  /* Dword offset 0_CE */

#define TEX_PALETTE_INDEX       0x0340  /* Dword offset 0_D0 */
#define STW_EXP                 0x0344  /* Dword offset 0_D1 */
#define LOG_MAX_INC             0x0348  /* Dword offset 0_D2 */
#define S_X_INC                 0x034C  /* Dword offset 0_D3 */
#define S_Y_INC__ALIAS__        0x0350  /* Dword offset 0_D4 */

#define SCALE_PITCH__ALIAS__    0x0350  /* Dword offset 0_D4 */

#define S_START                 0x0354  /* Dword offset 0_D5 */
#define W_X_INC                 0x0358  /* Dword offset 0_D6 */
#define W_Y_INC                 0x035C  /* Dword offset 0_D7 */
#define W_START                 0x0360  /* Dword offset 0_D8 */
#define T_X_INC                 0x0364  /* Dword offset 0_D9 */
#define T_Y_INC                 0x0368  /* Dword offset 0_DA */

#define SECONDARY_SCALE_PITCH   0x0368  /* Dword offset 0_DA */

#define T_START                 0x036C  /* Dword offset 0_DB */
#define TEX_SIZE_PITCH          0x0370  /* Dword offset 0_DC */
#define TEX_CNTL                0x0374  /* Dword offset 0_DD */
#define SECONDARY_TEX_OFFSET    0x0378  /* Dword offset 0_DE */
#define TEX_PALETTE             0x037C  /* Dword offset 0_DF */

#define SCALE_PITCH_BOTH        0x0380  /* Dword offset 0_E0 */
#define SECONDARY_SCALE_OFF_ACC 0x0384  /* Dword offset 0_E1 */
#define SCALE_OFF_ACC           0x0388  /* Dword offset 0_E2 */
#define SCALE_DST_Y_X           0x038C  /* Dword offset 0_E3 */

/* Draw Engine Destination Trajectory */
#define COMPOSITE_SHADOW_ID     0x0398  /* Dword offset 0_E6 */

#define SECONDARY_SCALE_X_INC   0x039C  /* Dword offset 0_E7 */

#define SPECULAR_RED_X_INC      0x039C  /* Dword offset 0_E7 */
#define SPECULAR_RED_Y_INC      0x03A0  /* Dword offset 0_E8 */
#define SPECULAR_RED_START      0x03A4  /* Dword offset 0_E9 */

#define SECONDARY_SCALE_HACC    0x03A4  /* Dword offset 0_E9 */

#define SPECULAR_GREEN_X_INC    0x03A8  /* Dword offset 0_EA */
#define SPECULAR_GREEN_Y_INC    0x03AC  /* Dword offset 0_EB */
#define SPECULAR_GREEN_START    0x03B0  /* Dword offset 0_EC */
#define SPECULAR_BLUE_X_INC     0x03B4  /* Dword offset 0_ED */
#define SPECULAR_BLUE_Y_INC     0x03B8  /* Dword offset 0_EE */
#define SPECULAR_BLUE_START     0x03BC  /* Dword offset 0_EF */

#define SCALE_X_INC__ALIAS__    0x03C0  /* Dword offset 0_F0 */

#define RED_X_INC__ALIAS__      0x03C0  /* Dword offset 0_F0 */
#define RED_Y_INC               0x03C4  /* Dword offset 0_F1 */
#define RED_START               0x03C8  /* Dword offset 0_F2 */

#define SCALE_HACC              0x03C8  /* Dword offset 0_F2 */
#define SCALE_Y_INC__ALIAS__    0x03CC  /* Dword offset 0_F3 */

#define GREEN_X_INC__ALIAS__    0x03CC  /* Dword offset 0_F3 */
#define GREEN_Y_INC             0x03D0  /* Dword offset 0_F4 */

#define SECONDARY_SCALE_Y_INC   0x03D0  /* Dword offset 0_F4 */
#define SECONDARY_SCALE_VACC    0x03D4  /* Dword offset 0_F5 */

#define GREEN_START             0x03D4  /* Dword offset 0_F5 */
#define BLUE_X_INC              0x03D8  /* Dword offset 0_F6 */
#define BLUE_Y_INC              0x03DC  /* Dword offset 0_F7 */
#define BLUE_START              0x03E0  /* Dword offset 0_F8 */
#define Z_X_INC                 0x03E4  /* Dword offset 0_F9 */
#define Z_Y_INC                 0x03E8  /* Dword offset 0_FA */
#define Z_START                 0x03EC  /* Dword offset 0_FB */
#define ALPHA_X_INC             0x03F0  /* Dword offset 0_FC */
#define FOG_X_INC               0x03F0  /* Dword offset 0_FC */
#define ALPHA_Y_INC             0x03F4  /* Dword offset 0_FD */
#define FOG_Y_INC               0x03F4  /* Dword offset 0_FD */
#define ALPHA_START             0x03F8  /* Dword offset 0_FE */
#define FOG_START               0x03F8  /* Dword offset 0_FE */

#define OVERLAY_Y_X_START               0x0400  /* Dword offset 1_00 */
#define OVERLAY_Y_X_END                 0x0404  /* Dword offset 1_01 */
#define OVERLAY_VIDEO_KEY_CLR           0x0408  /* Dword offset 1_02 */
#define OVERLAY_VIDEO_KEY_MSK           0x040C  /* Dword offset 1_03 */
#define OVERLAY_GRAPHICS_KEY_CLR        0x0410  /* Dword offset 1_04 */
#define OVERLAY_GRAPHICS_KEY_MSK        0x0414  /* Dword offset 1_05 */
#define OVERLAY_KEY_CNTL                0x0418  /* Dword offset 1_06 */

#define OVERLAY_SCALE_INC       0x0420  /* Dword offset 1_08 */
#define OVERLAY_SCALE_CNTL      0x0424  /* Dword offset 1_09 */
#define SCALER_HEIGHT_WIDTH     0x0428  /* Dword offset 1_0A */
#define SCALER_TEST             0x042C  /* Dword offset 1_0B */
#define SCALER_BUF0_OFFSET      0x0434  /* Dword offset 1_0D */
#define SCALER_BUF1_OFFSET      0x0438  /* Dword offset 1_0E */
#define SCALE_BUF_PITCH         0x043C  /* Dword offset 1_0F */

#define CAPTURE_START_END       0x0440  /* Dword offset 1_10 */
#define CAPTURE_X_WIDTH         0x0444  /* Dword offset 1_11 */
#define VIDEO_FORMAT            0x0448  /* Dword offset 1_12 */
#define VBI_START_END           0x044C  /* Dword offset 1_13 */
#define CAPTURE_CONFIG          0x0450  /* Dword offset 1_14 */
#define TRIG_CNTL               0x0454  /* Dword offset 1_15 */

#define OVERLAY_EXCLUSIVE_HORZ  0x0458  /* Dword offset 1_16 */
#define OVERLAY_EXCLUSIVE_VERT  0x045C  /* Dword offset 1_17 */

#define VAL_WIDTH               0x0460  /* Dword offset 1_18 */
#define CAPTURE_DEBUG           0x0464  /* Dword offset 1_19 */
#define VIDEO_SYNC_TEST         0x0468  /* Dword offset 1_1A */

/* GenLocking */
#define SNAPSHOT_VH_COUNTS      0x0470  /* Dword offset 1_1C */
#define SNAPSHOT_F_COUNT        0x0474  /* Dword offset 1_1D */
#define N_VIF_COUNT             0x0478  /* Dword offset 1_1E */
#define SNAPSHOT_VIF_COUNT      0x047C  /* Dword offset 1_1F */

#define CAPTURE_BUF0_OFFSET     0x0480  /* Dword offset 1_20 */
#define CAPTURE_BUF1_OFFSET     0x0484  /* Dword offset 1_21 */
#define CAPTURE_BUF_PITCH       0x0488  /* Dword offset 1_22 */

/* GenLocking */
#define SNAPSHOT2_VH_COUNTS     0x04B0  /* Dword offset 1_2C */
#define SNAPSHOT2_F_COUNT       0x04B4  /* Dword offset 1_2D */
#define N_VIF2_COUNT            0x04B8  /* Dword offset 1_2E */
#define SNAPSHOT2_VIF_COUNT     0x04BC  /* Dword offset 1_2F */

#define MPP_CONFIG              0x04C0  /* Dword offset 1_30 */
#define MPP_STROBE_SEQ          0x04C4  /* Dword offset 1_31 */
#define MPP_ADDR                0x04C8  /* Dword offset 1_32 */
#define MPP_DATA                0x04CC  /* Dword offset 1_33 */
#define TVO_CNTL                0x0500  /* Dword offset 1_40 */

/* Test and Debug */
#define CRT_HORZ_VERT_LOAD      0x0544  /* Dword offset 1_51 */

/* AGP */
#define AGP_BASE                0x0548  /* Dword offset 1_52 */
#define AGP_CNTL                0x054C  /* Dword offset 1_53 */

#define SCALER_COLOUR_CNTL      0x0550  /* Dword offset 1_54 */
#define SCALER_H_COEFF0         0x0554  /* Dword offset 1_55 */
#define SCALER_H_COEFF1         0x0558  /* Dword offset 1_56 */
#define SCALER_H_COEFF2         0x055C  /* Dword offset 1_57 */
#define SCALER_H_COEFF3         0x0560  /* Dword offset 1_58 */
#define SCALER_H_COEFF4         0x0564  /* Dword offset 1_59 */

/* Command FIFO */
#define GUI_CMDFIFO_DEBUG       0x0570  /* Dword offset 1_5C */
#define GUI_CMDFIFO_DATA        0x0574  /* Dword offset 1_5D */
#define GUI_CNTL                0x0578  /* Dword offset 1_5E */

/* Bus Mastering */
#define BM_FRAME_BUF_OFFSET     0x0580  /* Dword offset 1_60 */
#define BM_SYSTEM_MEM_ADDR      0x0584  /* Dword offset 1_61 */
#define BM_COMMAND              0x0588  /* Dword offset 1_62 */
#define BM_STATUS               0x058C  /* Dword offset 1_63 */
#define BM_GUI_TABLE            0x05B8  /* Dword offset 1_6E */
#define BM_SYSTEM_TABLE         0x05BC  /* Dword offset 1_6F */

#define SCALER_BUF0_OFFSET_U    0x05D4  /* Dword offset 1_75 */
#define SCALER_BUF0_OFFSET_V    0x05D8  /* Dword offset 1_76 */
#define SCALER_BUF1_OFFSET_U    0x05DC  /* Dword offset 1_77 */
#define SCALER_BUF1_OFFSET_V    0x05E0  /* Dword offset 1_78 */

/* Setup Engine */
#define VERTEX_1_S              0x0640  /* Dword offset 1_90 */
#define VERTEX_1_T              0x0644  /* Dword offset 1_91 */
#define VERTEX_1_W              0x0648  /* Dword offset 1_92 */
#define VERTEX_1_SPEC_ARGB      0x064C  /* Dword offset 1_93 */
#define VERTEX_1_Z              0x0650  /* Dword offset 1_94 */
#define VERTEX_1_ARGB           0x0654  /* Dword offset 1_95 */
#define VERTEX_1_X_Y            0x0658  /* Dword offset 1_96 */
#define ONE_OVER_AREA           0x065C  /* Dword offset 1_97 */
#define VERTEX_2_S              0x0660  /* Dword offset 1_98 */
#define VERTEX_2_T              0x0664  /* Dword offset 1_99 */
#define VERTEX_2_W              0x0668  /* Dword offset 1_9A */
#define VERTEX_2_SPEC_ARGB      0x066C  /* Dword offset 1_9B */
#define VERTEX_2_Z              0x0670  /* Dword offset 1_9C */
#define VERTEX_2_ARGB           0x0674  /* Dword offset 1_9D */
#define VERTEX_2_X_Y            0x0678  /* Dword offset 1_9E */
#define ONE_OVER_AREA           0x065C  /* Dword offset 1_9F */
#define VERTEX_3_S              0x0680  /* Dword offset 1_A0 */
#define VERTEX_3_T              0x0684  /* Dword offset 1_A1 */
#define VERTEX_3_W              0x0688  /* Dword offset 1_A2 */
#define VERTEX_3_SPEC_ARGB      0x068C  /* Dword offset 1_A3 */
#define VERTEX_3_Z              0x0690  /* Dword offset 1_A4 */
#define VERTEX_3_ARGB           0x0694  /* Dword offset 1_A5 */
#define VERTEX_3_X_Y            0x0698  /* Dword offset 1_A6 */
#define ONE_OVER_AREA           0x065C  /* Dword offset 1_A7 */
#define VERTEX_1_S              0x0640  /* Dword offset 1_AB */
#define VERTEX_1_T              0x0644  /* Dword offset 1_AC */
#define VERTEX_1_W              0x0648  /* Dword offset 1_AD */
#define VERTEX_2_S              0x0660  /* Dword offset 1_AE */
#define VERTEX_2_T              0x0664  /* Dword offset 1_AF */
#define VERTEX_2_W              0x0668  /* Dword offset 1_B0 */
#define VERTEX_3_SECONDARY_S    0x06C0  /* Dword offset 1_B0 */
#define VERTEX_3_S              0x0680  /* Dword offset 1_B1 */
#define VERTEX_3_SECONDARY_T    0x06C4  /* Dword offset 1_B1 */
#define VERTEX_3_T              0x0684  /* Dword offset 1_B2 */
#define VERTEX_3_SECONDARY_W    0x06C8  /* Dword offset 1_B2 */
#define VERTEX_3_W              0x0688  /* Dword offset 1_B3 */
#define VERTEX_1_SPEC_ARGB      0x064C  /* Dword offset 1_B4 */
#define VERTEX_2_SPEC_ARGB      0x066C  /* Dword offset 1_B5 */
#define VERTEX_3_SPEC_ARGB      0x068C  /* Dword offset 1_B6 */
#define VERTEX_1_Z              0x0650  /* Dword offset 1_B7 */
#define VERTEX_2_Z              0x0670  /* Dword offset 1_B8 */
#define VERTEX_3_Z              0x0690  /* Dword offset 1_B9 */
#define VERTEX_1_ARGB           0x0654  /* Dword offset 1_BA */
#define VERTEX_2_ARGB           0x0674  /* Dword offset 1_BB */
#define VERTEX_3_ARGB           0x0694  /* Dword offset 1_BC */
#define VERTEX_1_X_Y            0x0658  /* Dword offset 1_BD */
#define VERTEX_2_X_Y            0x0678  /* Dword offset 1_BE */
#define VERTEX_3_X_Y            0x0698  /* Dword offset 1_BF */
#define ONE_OVER_AREA_UC        0x0700  /* Dword offset 1_C0 */
#define SETUP_CNTL              0x0704  /* Dword offset 1_C1 */
#define VERTEX_1_SECONDARY_S    0x0728  /* Dword offset 1_CA */
#define VERTEX_1_SECONDARY_T    0x072C  /* Dword offset 1_CB */
#define VERTEX_1_SECONDARY_W    0x0730  /* Dword offset 1_CC */
#define VERTEX_2_SECONDARY_S    0x0734  /* Dword offset 1_CD */
#define VERTEX_2_SECONDARY_T    0x0738  /* Dword offset 1_CE */
#define VERTEX_2_SECONDARY_W    0x073C  /* Dword offset 1_CF */


#define GTC_3D_RESET_DELAY      3       /* 3D engine reset delay in ms */

/* CRTC control values (mostly CRTC_GEN_CNTL) */

#define CRTC_H_SYNC_NEG         0x00200000
#define CRTC_V_SYNC_NEG         0x00200000

#define CRTC_DBL_SCAN_EN        0x00000001
#define CRTC_INTERLACE_EN       0x00000002
#define CRTC_HSYNC_DIS          0x00000004
#define CRTC_VSYNC_DIS          0x00000008
#define CRTC_CSYNC_EN           0x00000010
#define CRTC_PIX_BY_2_EN        0x00000020      /* unused on RAGE */
#define CRTC_DISPLAY_DIS        0x00000040
#define CRTC_VGA_XOVERSCAN      0x00000080

#define CRTC_PIX_WIDTH_MASK     0x00000700
#define CRTC_PIX_WIDTH_4BPP     0x00000100
#define CRTC_PIX_WIDTH_8BPP     0x00000200
#define CRTC_PIX_WIDTH_15BPP    0x00000300
#define CRTC_PIX_WIDTH_16BPP    0x00000400
#define CRTC_PIX_WIDTH_24BPP    0x00000500
#define CRTC_PIX_WIDTH_32BPP    0x00000600

#define CRTC_BYTE_PIX_ORDER     0x00000800
#define CRTC_PIX_ORDER_MSN_LSN  0x00000000
#define CRTC_PIX_ORDER_LSN_MSN  0x00000800

#define CRTC_VSYNC_INT_EN       0x00001000ul    /* XC/XL */
#define CRTC_VSYNC_INT          0x00002000ul    /* XC/XL */
#define CRTC_FIFO_OVERFILL      0x0000c000ul    /* VT/GT */
#define CRTC2_VSYNC_INT_EN      0x00004000ul    /* XC/XL */
#define CRTC2_VSYNC_INT         0x00008000ul    /* XC/XL */

#define CRTC_FIFO_LWM           0x000f0000
#define CRTC_HVSYNC_IO_DRIVE    0x00010000      /* XC/XL */
#define CRTC2_PIX_WIDTH         0x000e0000      /* LTPro */

#define CRTC_VGA_128KAP_PAGING  0x00100000
#define CRTC_VFC_SYNC_TRISTATE  0x00200000      /* VTB/GTB/LT */
#define CRTC2_EN                0x00200000      /* LTPro */
#define CRTC_LOCK_REGS          0x00400000
#define CRTC_SYNC_TRISTATE      0x00800000

#define CRTC_EXT_DISP_EN        0x01000000
#define CRTC_EN                 0x02000000
#define CRTC_DISP_REQ_EN        0x04000000
#define CRTC_VGA_LINEAR         0x08000000
#define CRTC_VSYNC_FALL_EDGE    0x10000000
#define CRTC_VGA_TEXT_132       0x20000000
#define CRTC_CNT_EN             0x40000000
#define CRTC_CUR_B_TEST         0x80000000

#define CRTC_CRNT_VLINE         0x07f00000

#define CRTC_PRESERVED_MASK     0x0001f000

#define CRTC_VBLANK             0x00000001
#define CRTC_VBLANK_INT_EN      0x00000002
#define CRTC_VBLANK_INT         0x00000004
#define CRTC_VBLANK_INT_AK      CRTC_VBLANK_INT
#define CRTC_VLINE_INT_EN       0x00000008
#define CRTC_VLINE_INT          0x00000010
#define CRTC_VLINE_INT_AK       CRTC_VLINE_INT
#define CRTC_VLINE_SYNC         0x00000020
#define CRTC_FRAME              0x00000040
#define SNAPSHOT_INT_EN         0x00000080
#define SNAPSHOT_INT            0x00000100
#define SNAPSHOT_INT_AK         SNAPSHOT_INT
#define I2C_INT_EN              0x00000200
#define I2C_INT                 0x00000400
#define I2C_INT_AK              I2C_INT
#define CRTC2_VBLANK            0x00000800
#define CRTC2_VBLANK_INT_EN     0x00001000
#define CRTC2_VBLANK_INT        0x00002000
#define CRTC2_VBLANK_INT_AK     CRTC2_VBLANK_INT
#define CRTC2_VLINE_INT_EN      0x00004000
#define CRTC2_VLINE_INT         0x00008000
#define CRTC2_VLINE_INT_AK      CRTC2_VLINE_INT
#define CAPBUF0_INT_EN          0x00010000
#define CAPBUF0_INT             0x00020000
#define CAPBUF0_INT_AK          CAPBUF0_INT
#define CAPBUF1_INT_EN          0x00040000
#define CAPBUF1_INT             0x00080000
#define CAPBUF1_INT_AK          CAPBUF1_INT
#define OVERLAY_EOF_INT_EN      0x00100000
#define OVERLAY_EOF_INT         0x00200000
#define OVERLAY_EOF_INT_AK      OVERLAY_EOF_INT
#define ONESHOT_CAP_INT_EN      0x00400000
#define ONESHOT_CAP_INT         0x00800000
#define ONESHOT_CAP_INT_AK      ONESHOT_CAP_INT
#define BUSMASTER_EOL_INT_EN    0x01000000
#define BUSMASTER_EOL_INT       0x02000000
#define BUSMASTER_EOL_INT_AK    BUSMASTER_EOL_INT
#define GP_INT_EN               0x04000000
#define GP_INT                  0x08000000
#define GP_INT_AK               GP_INT
#define CRTC2_VLINE_SYNC        0x10000000
#define SNAPSHOT2_INT_EN        0x20000000
#define SNAPSHOT2_INT           0x40000000
#define SNAPSHOT2_INT_AK        SNAPSHOT2_INT
#define VBLANK_BIT2_INT         0x80000000
#define VBLANK_BIT2_INT_AK      VBLANK_BIT2_INT

#define CRTC_INT_EN_MASK        (CRTC_VBLANK_INT_EN |   \
                                 CRTC_VLINE_INT_EN |    \
                                 SNAPSHOT_INT_EN |      \
                                 I2C_INT_EN |           \
                                 CRTC2_VBLANK_INT_EN |  \
                                 CRTC2_VLINE_INT_EN |   \
                                 CAPBUF0_INT_EN |       \
                                 CAPBUF1_INT_EN |       \
                                 OVERLAY_EOF_INT_EN |   \
                                 ONESHOT_CAP_INT_EN |   \
                                 BUSMASTER_EOL_INT_EN | \
                                 GP_INT_EN |            \
                                 SNAPSHOT2_INT_EN)

/* DAC control values */

#define DAC_EXT_SEL_RS2         0x01
#define DAC_EXT_SEL_RS3         0x02
#define DAC_8BIT_EN             0x00000100
#define DAC_PIX_DLY_MASK        0x00000600
#define DAC_PIX_DLY_0NS         0x00000000
#define DAC_PIX_DLY_2NS         0x00000200
#define DAC_PIX_DLY_4NS         0x00000400
#define DAC_BLANK_ADJ_MASK      0x00001800
#define DAC_BLANK_ADJ_0         0x00000000
#define DAC_BLANK_ADJ_1         0x00000800
#define DAC_BLANK_ADJ_2         0x00001000

/* DAC control values (my source XL/XC Register reference) */
#define DAC_OUTPUT_MASK         0x00000001  /* 0 - PAL, 1 - NTSC */
#define DAC_MISTERY_BIT         0x00000002  /* PS2 ? RS343 ?, EXTRA_BRIGHT for GT */
#define DAC_BLANKING            0x00000004
#define DAC_CMP_DISABLE         0x00000008
#define DAC1_CLK_SEL            0x00000010
#define PALETTE_ACCESS_CNTL     0x00000020
#define PALETTE2_SNOOP_EN       0x00000040
#define DAC_CMP_OUTPUT          0x00000080 /* read only */
/* #define DAC_8BIT_EN is ok */
#define CRT_SENSE               0x00000800 /* read only */
#define CRT_DETECTION_ON        0x00001000
#define DAC_VGA_ADR_EN          0x00002000
#define DAC_FEA_CON_EN          0x00004000
#define DAC_PDWN                0x00008000
#define DAC_TYPE_MASK           0x00070000 /* read only */



/* Mix control values */

#define MIX_NOT_DST             0x0000
#define MIX_0                   0x0001
#define MIX_1                   0x0002
#define MIX_DST                 0x0003
#define MIX_NOT_SRC             0x0004
#define MIX_XOR                 0x0005
#define MIX_XNOR                0x0006
#define MIX_SRC                 0x0007
#define MIX_NAND                0x0008
#define MIX_NOT_SRC_OR_DST      0x0009
#define MIX_SRC_OR_NOT_DST      0x000a
#define MIX_OR                  0x000b
#define MIX_AND                 0x000c
#define MIX_SRC_AND_NOT_DST     0x000d
#define MIX_NOT_SRC_AND_DST     0x000e
#define MIX_NOR                 0x000f

/* Maximum engine dimensions */
#define ENGINE_MIN_X            0
#define ENGINE_MIN_Y            0
#define ENGINE_MAX_X            4095
#define ENGINE_MAX_Y            16383

/* Mach64 engine bit constants - these are typically ORed together */

/* BUS_CNTL register constants */
#define BUS_APER_REG_DIS        0x00000010
#define BUS_FIFO_ERR_ACK        0x00200000
#define BUS_HOST_ERR_ACK        0x00800000

/* GEN_TEST_CNTL register constants */
#define GEN_OVR_OUTPUT_EN       0x20
#define HWCURSOR_ENABLE         0x80
#define GUI_ENGINE_ENABLE       0x100
#define BLOCK_WRITE_ENABLE      0x200

/* DSP_CONFIG register constants */
#define DSP_XCLKS_PER_QW        0x00003fff
#define DSP_LOOP_LATENCY        0x000f0000
#define DSP_PRECISION           0x00700000

/* DSP_ON_OFF register constants */
#define DSP_OFF                 0x000007ff
#define DSP_ON                  0x07ff0000
#define VGA_DSP_OFF             DSP_OFF
#define VGA_DSP_ON              DSP_ON
#define VGA_DSP_XCLKS_PER_QW    DSP_XCLKS_PER_QW

/* PLL register indices and fields */
#define MPLL_CNTL               0x00
#define PLL_PC_GAIN             0x07
#define PLL_VC_GAIN             0x18
#define PLL_DUTY_CYC            0xE0
#define VPLL_CNTL               0x01
#define PLL_REF_DIV             0x02
#define PLL_GEN_CNTL            0x03
#define PLL_OVERRIDE            0x01    /* PLL_SLEEP */
#define PLL_MCLK_RST            0x02    /* PLL_MRESET */
#define OSC_EN                  0x04
#define EXT_CLK_EN              0x08
#define FORCE_DCLK_TRI_STATE    0x08    /* VT4 -> */
#define MCLK_SRC_SEL            0x70
#define EXT_CLK_CNTL            0x80
#define DLL_PWDN                0x80    /* VT4 -> */
#define MCLK_FB_DIV             0x04
#define PLL_VCLK_CNTL           0x05
#define PLL_VCLK_SRC_SEL        0x03
#define PLL_VCLK_RST            0x04
#define PLL_VCLK_INVERT         0x08
#define VCLK_POST_DIV           0x06
#define VCLK0_POST              0x03
#define VCLK1_POST              0x0C
#define VCLK2_POST              0x30
#define VCLK3_POST              0xC0
#define VCLK0_FB_DIV            0x07
#define VCLK1_FB_DIV            0x08
#define VCLK2_FB_DIV            0x09
#define VCLK3_FB_DIV            0x0A
#define PLL_EXT_CNTL            0x0B
#define PLL_XCLK_MCLK_RATIO     0x03
#define PLL_XCLK_SRC_SEL        0x07
#define PLL_MFB_TIMES_4_2B      0x08
#define PLL_VCLK0_XDIV          0x10
#define PLL_VCLK1_XDIV          0x20
#define PLL_VCLK2_XDIV          0x40
#define PLL_VCLK3_XDIV          0x80
#define DLL_CNTL                0x0C
#define DLL1_CNTL               0x0C
#define VFC_CNTL                0x0D
#define PLL_TEST_CNTL           0x0E
#define PLL_TEST_COUNT          0x0F
#define LVDS_CNTL0              0x10
#define LVDS_CNTL1              0x11
#define AGP1_CNTL               0x12
#define AGP2_CNTL               0x13
#define DLL2_CNTL               0x14
#define SCLK_FB_DIV             0x15
#define SPLL_CNTL1              0x16
#define SPLL_CNTL2              0x17
#define APLL_STRAPS             0x18
#define EXT_VPLL_CNTL           0x19
#define EXT_VPLL_EN             0x04
#define EXT_VPLL_VGA_EN         0x08
#define EXT_VPLL_INSYNC         0x10
#define EXT_VPLL_REF_DIV        0x1A
#define EXT_VPLL_FB_DIV         0x1B
#define EXT_VPLL_MSB            0x1C
#define HTOTAL_CNTL             0x1D
#define BYTE_CLK_CNTL           0x1E
#define TV_PLL_CNTL1            0x1F
#define TV_PLL_CNTL2            0x20
#define TV_PLL_CNTL             0x21
#define EXT_TV_PLL              0x22
#define V2PLL_CNTL              0x23
#define PLL_V2CLK_CNTL          0x24
#define EXT_V2PLL_REF_DIV       0x25
#define EXT_V2PLL_FB_DIV        0x26
#define EXT_V2PLL_MSB           0x27
#define HTOTAL2_CNTL            0x28
#define PLL_YCLK_CNTL           0x29
#define PM_DYN_CLK_CNTL         0x2A

/* CONFIG_CNTL register constants */
#define APERTURE_4M_ENABLE      1
#define APERTURE_8M_ENABLE      2
#define VGA_APERTURE_ENABLE     4

/* CONFIG_STAT0 register constants (GX, CX) */
#define CFG_BUS_TYPE            0x00000007
#define CFG_MEM_TYPE            0x00000038
#define CFG_INIT_DAC_TYPE       0x00000e00

/* CONFIG_STAT0 register constants (CT, ET, VT) */
#define CFG_MEM_TYPE_xT         0x00000007

#define ISA                     0
#define EISA                    1
#define LOCAL_BUS               6
#define PCI                     7

/* Memory types for GX, CX */
#define DRAMx4                  0
#define VRAMx16                 1
#define VRAMx16ssr              2
#define DRAMx16                 3
#define GraphicsDRAMx16         4
#define EnhancedVRAMx16         5
#define EnhancedVRAMx16ssr      6

/* Memory types for CT, ET, VT, GT */
#define DRAM                    1
#define EDO                     2
#define PSEUDO_EDO              3
#define SDRAM                   4
#define SGRAM                   5
#define WRAM                    6
#define SDRAM32                 6

#define DAC_INTERNAL            0x00
#define DAC_IBMRGB514           0x01
#define DAC_ATI68875            0x02
#define DAC_TVP3026_A           0x72
#define DAC_BT476               0x03
#define DAC_BT481               0x04
#define DAC_ATT20C491           0x14
#define DAC_SC15026             0x24
#define DAC_MU9C1880            0x34
#define DAC_IMSG174             0x44
#define DAC_ATI68860_B          0x05
#define DAC_ATI68860_C          0x15
#define DAC_TVP3026_B           0x75
#define DAC_STG1700             0x06
#define DAC_ATT498              0x16
#define DAC_STG1702             0x07
#define DAC_SC15021             0x17
#define DAC_ATT21C498           0x27
#define DAC_STG1703             0x37
#define DAC_CH8398              0x47
#define DAC_ATT20C408           0x57

#define CLK_ATI18818_0          0
#define CLK_ATI18818_1          1
#define CLK_STG1703             2
#define CLK_CH8398              3
#define CLK_INTERNAL            4
#define CLK_ATT20C408           5
#define CLK_IBMRGB514           6

/* MEM_CNTL register constants */
#define MEM_SIZE_ALIAS          0x00000007
#define MEM_SIZE_512K           0x00000000
#define MEM_SIZE_1M             0x00000001
#define MEM_SIZE_2M             0x00000002
#define MEM_SIZE_4M             0x00000003
#define MEM_SIZE_6M             0x00000004
#define MEM_SIZE_8M             0x00000005
#define MEM_SIZE_ALIAS_GTB      0x0000000F
#define MEM_SIZE_2M_GTB         0x00000003
#define MEM_SIZE_4M_GTB         0x00000007
#define MEM_SIZE_6M_GTB         0x00000009
#define MEM_SIZE_8M_GTB         0x0000000B
#define MEM_BNDRY               0x00030000
#define MEM_BNDRY_0K            0x00000000
#define MEM_BNDRY_256K          0x00010000
#define MEM_BNDRY_512K          0x00020000
#define MEM_BNDRY_1M            0x00030000
#define MEM_BNDRY_EN            0x00040000

#define ONE_MB                  0x100000
/* ATI PCI constants */
#define PCI_ATI_VENDOR_ID       0x1002


/* CONFIG_CHIP_ID register constants */
#define CFG_CHIP_TYPE           0x0000FFFF
#define CFG_CHIP_CLASS          0x00FF0000
#define CFG_CHIP_REV            0xFF000000
#define CFG_CHIP_MAJOR          0x07000000
#define CFG_CHIP_FND_ID         0x38000000
#define CFG_CHIP_MINOR          0xC0000000


/* Chip IDs read from CONFIG_CHIP_ID */

/* mach64GX family */
#define GX_CHIP_ID      0xD7    /* mach64GX (ATI888GX00) */
#define CX_CHIP_ID      0x57    /* mach64CX (ATI888CX00) */

#define GX_PCI_ID       0x4758  /* mach64GX (ATI888GX00) */
#define CX_PCI_ID       0x4358  /* mach64CX (ATI888CX00) */

/* mach64CT family */
#define CT_CHIP_ID      0x4354  /* mach64CT (ATI264CT) */
#define ET_CHIP_ID      0x4554  /* mach64ET (ATI264ET) */

/* mach64CT family / mach64VT class */
#define VT_CHIP_ID      0x5654  /* mach64VT (ATI264VT) */
#define VU_CHIP_ID      0x5655  /* mach64VTB (ATI264VTB) */
#define VV_CHIP_ID      0x5656  /* mach64VT4 (ATI264VT4) */

/* mach64CT family / mach64GT (3D RAGE) class */
#define LB_CHIP_ID      0x4c42  /* RAGE LT PRO, AGP */
#define LD_CHIP_ID      0x4c44  /* RAGE LT PRO */
#define LG_CHIP_ID      0x4c47  /* RAGE LT */
#define LI_CHIP_ID      0x4c49  /* RAGE LT PRO */
#define LP_CHIP_ID      0x4c50  /* RAGE LT PRO */
#define LT_CHIP_ID      0x4c54  /* RAGE LT */

/* mach64CT family / (Rage XL) class */
#define GR_CHIP_ID      0x4752  /* RAGE XL, BGA, PCI33 */
#define GS_CHIP_ID      0x4753  /* RAGE XL, PQFP, PCI33 */
#define GM_CHIP_ID      0x474d  /* RAGE XL, BGA, AGP 1x,2x */
#define GN_CHIP_ID      0x474e  /* RAGE XL, PQFP,AGP 1x,2x */
#define GO_CHIP_ID      0x474f  /* RAGE XL, BGA, PCI66 */
#define GL_CHIP_ID      0x474c  /* RAGE XL, PQFP, PCI66 */

#define IS_XL(id) ((id)==GR_CHIP_ID || (id)==GS_CHIP_ID || \
                   (id)==GM_CHIP_ID || (id)==GN_CHIP_ID || \
                   (id)==GO_CHIP_ID || (id)==GL_CHIP_ID)

#define GT_CHIP_ID      0x4754  /* RAGE (GT) */
#define GU_CHIP_ID      0x4755  /* RAGE II/II+ (GTB) */
#define GV_CHIP_ID      0x4756  /* RAGE IIC, PCI */
#define GW_CHIP_ID      0x4757  /* RAGE IIC, AGP */
#define GZ_CHIP_ID      0x475a  /* RAGE IIC, AGP */
#define GB_CHIP_ID      0x4742  /* RAGE PRO, BGA, AGP 1x and 2x */
#define GD_CHIP_ID      0x4744  /* RAGE PRO, BGA, AGP 1x only */
#define GI_CHIP_ID      0x4749  /* RAGE PRO, BGA, PCI33 only */
#define GP_CHIP_ID      0x4750  /* RAGE PRO, PQFP, PCI33, full 3D */
#define GQ_CHIP_ID      0x4751  /* RAGE PRO, PQFP, PCI33, limited 3D */

#define LM_CHIP_ID      0x4c4d  /* RAGE Mobility AGP, full function */
#define LN_CHIP_ID      0x4c4e  /* RAGE Mobility AGP */
#define LR_CHIP_ID      0x4c52  /* RAGE Mobility PCI, full function */
#define LS_CHIP_ID      0x4c53  /* RAGE Mobility PCI */

#define IS_MOBILITY(id) ((id)==LM_CHIP_ID || (id)==LN_CHIP_ID || \
                        (id)==LR_CHIP_ID || (id)==LS_CHIP_ID)
/* Mach64 major ASIC revisions */
#define MACH64_ASIC_NEC_VT_A3           0x08
#define MACH64_ASIC_NEC_VT_A4           0x48
#define MACH64_ASIC_SGS_VT_A4           0x40
#define MACH64_ASIC_SGS_VT_B1S1         0x01
#define MACH64_ASIC_SGS_GT_B1S1         0x01
#define MACH64_ASIC_SGS_GT_B1S2         0x41
#define MACH64_ASIC_UMC_GT_B2U1         0x1a
#define MACH64_ASIC_UMC_GT_B2U2         0x5a
#define MACH64_ASIC_UMC_VT_B2U3         0x9a
#define MACH64_ASIC_UMC_GT_B2U3         0x9a
#define MACH64_ASIC_UMC_R3B_D_P_A1      0x1b
#define MACH64_ASIC_UMC_R3B_D_P_A2      0x5b
#define MACH64_ASIC_UMC_R3B_D_P_A3      0x1c
#define MACH64_ASIC_UMC_R3B_D_P_A4      0x5c

/* Mach64 foundries */
#define MACH64_FND_SGS          0
#define MACH64_FND_NEC          1
#define MACH64_FND_UMC          3

/* Mach64 chip types */
#define MACH64_UNKNOWN          0
#define MACH64_GX               1
#define MACH64_CX               2
#define MACH64_CT               3Restore
#define MACH64_ET               4
#define MACH64_VT               5
#define MACH64_GT               6

/* DST_CNTL register constants */
#define DST_X_RIGHT_TO_LEFT     0
#define DST_X_LEFT_TO_RIGHT     1
#define DST_Y_BOTTOM_TO_TOP     0
#define DST_Y_TOP_TO_BOTTOM     2
#define DST_X_MAJOR             0
#define DST_Y_MAJOR             4
#define DST_X_TILE              8
#define DST_Y_TILE              0x10
#define DST_LAST_PEL            0x20
#define DST_POLYGON_ENABLE      0x40
#define DST_24_ROTATION_ENABLE  0x80

/* SRC_CNTL register constants */
#define SRC_PATTERN_ENABLE              1
#define SRC_ROTATION_ENABLE             2
#define SRC_LINEAR_ENABLE               4
#define SRC_BYTE_ALIGN                  8
#define SRC_LINE_X_RIGHT_TO_LEFT        0
#define SRC_LINE_X_LEFT_TO_RIGHT        0x10

/* HOST_CNTL register constants */
#define HOST_BYTE_ALIGN         1

/* GUI_TRAJ_CNTL register constants */
#define PAT_MONO_8x8_ENABLE     0x01000000
#define PAT_CLR_4x2_ENABLE      0x02000000
#define PAT_CLR_8x1_ENABLE      0x04000000

/* DP_CHAIN_MASK register constants */
#define DP_CHAIN_4BPP           0x8888
#define DP_CHAIN_7BPP           0xD2D2
#define DP_CHAIN_8BPP           0x8080
#define DP_CHAIN_8BPP_RGB       0x9292
#define DP_CHAIN_15BPP          0x4210
#define DP_CHAIN_16BPP          0x8410
#define DP_CHAIN_24BPP          0x8080
#define DP_CHAIN_32BPP          0x8080

/* DP_PIX_WIDTH register constants */
#define DST_1BPP                0x0
#define DST_4BPP                0x1
#define DST_8BPP                0x2
#define DST_15BPP               0x3
#define DST_16BPP               0x4
#define DST_24BPP               0x5
#define DST_32BPP               0x6
#define DST_MASK                0xF
#define SRC_1BPP                0x000
#define SRC_4BPP                0x100
#define SRC_8BPP                0x200
#define SRC_15BPP               0x300
#define SRC_16BPP               0x400
#define SRC_24BPP               0x500
#define SRC_32BPP               0x600
#define SRC_MASK                0xF00
#define DP_HOST_TRIPLE_EN       0x2000
#define HOST_1BPP               0x00000
#define HOST_4BPP               0x10000
#define HOST_8BPP               0x20000
#define HOST_15BPP              0x30000
#define HOST_16BPP              0x40000
#define HOST_24BPP              0x50000
#define HOST_32BPP              0x60000
#define HOST_MASK               0xF0000
#define BYTE_ORDER_MSB_TO_LSB   0
#define BYTE_ORDER_LSB_TO_MSB   0x1000000
#define BYTE_ORDER_MASK         0x1000000

/* DP_MIX register constants */
#define BKGD_MIX_NOT_D                  0
#define BKGD_MIX_ZERO                   1
#define BKGD_MIX_ONE                    2
#define BKGD_MIX_D                      3
#define BKGD_MIX_NOT_S                  4
#define BKGD_MIX_D_XOR_S                5
#define BKGD_MIX_NOT_D_XOR_S            6
#define BKGD_MIX_S                      7
#define BKGD_MIX_NOT_D_OR_NOT_S         8
#define BKGD_MIX_D_OR_NOT_S             9
#define BKGD_MIX_NOT_D_OR_S             10
#define BKGD_MIX_D_OR_S                 11
#define BKGD_MIX_D_AND_S                12
#define BKGD_MIX_NOT_D_AND_S            13
#define BKGD_MIX_D_AND_NOT_S            14
#define BKGD_MIX_NOT_D_AND_NOT_S        15
#define BKGD_MIX_D_PLUS_S_DIV2          0x17
#define FRGD_MIX_NOT_D                  0
#define FRGD_MIX_ZERO                   0x10000
#define FRGD_MIX_ONE                    0x20000
#define FRGD_MIX_D                      0x30000
#define FRGD_MIX_NOT_S                  0x40000
#define FRGD_MIX_D_XOR_S                0x50000
#define FRGD_MIX_NOT_D_XOR_S            0x60000
#define FRGD_MIX_S                      0x70000
#define FRGD_MIX_NOT_D_OR_NOT_S         0x80000
#define FRGD_MIX_D_OR_NOT_S             0x90000
#define FRGD_MIX_NOT_D_OR_S             0xa0000
#define FRGD_MIX_D_OR_S                 0xb0000
#define FRGD_MIX_D_AND_S                0xc0000
#define FRGD_MIX_NOT_D_AND_S            0xd0000
#define FRGD_MIX_D_AND_NOT_S            0xe0000
#define FRGD_MIX_NOT_D_AND_NOT_S        0xf0000
#define FRGD_MIX_D_PLUS_S_DIV2          0x170000

/* DP_SRC register constants */
#define BKGD_SRC_BKGD_CLR       0
#define BKGD_SRC_FRGD_CLR       1
#define BKGD_SRC_HOST           2
#define BKGD_SRC_BLIT           3
#define BKGD_SRC_PATTERN        4
#define FRGD_SRC_BKGD_CLR       0
#define FRGD_SRC_FRGD_CLR       0x100
#define FRGD_SRC_HOST           0x200
#define FRGD_SRC_BLIT           0x300
#define FRGD_SRC_PATTERN        0x400
#define MONO_SRC_ONE            0
#define MONO_SRC_PATTERN        0x10000
#define MONO_SRC_HOST           0x20000
#define MONO_SRC_BLIT           0x30000

/* CLR_CMP_CNTL register constants */
#define COMPARE_FALSE           0
#define COMPARE_TRUE            1
#define COMPARE_NOT_EQUAL       4
#define COMPARE_EQUAL           5
#define COMPARE_DESTINATION     0
#define COMPARE_SOURCE          0x1000000

/* FIFO_STAT register constants */
#define FIFO_ERR                0x80000000

/* CONTEXT_LOAD_CNTL constants */
#define CONTEXT_NO_LOAD                 0
#define CONTEXT_LOAD                    0x10000
#define CONTEXT_LOAD_AND_DO_FILL        0x20000
#define CONTEXT_LOAD_AND_DO_LINE        0x30000
#define CONTEXT_EXECUTE                 0
#define CONTEXT_CMD_DISABLE             0x80000000

/* GUI_STAT register constants */
#define ENGINE_IDLE                     0
#define ENGINE_BUSY                     1
#define SCISSOR_LEFT_FLAG               0x10
#define SCISSOR_RIGHT_FLAG              0x20
#define SCISSOR_TOP_FLAG                0x40
#define SCISSOR_BOTTOM_FLAG             0x80

/* ATI VGA Extended Regsiters */
#define sioATIEXT               0x1ce
#define bioATIEXT               0x3ce

#define ATI2E                   0xae
#define ATI32                   0xb2
#define ATI36                   0xb6

/* VGA Graphics Controller Registers */
#define R_GENMO                 0x3cc
#define VGAGRA                  0x3ce
#define GRA06                   0x06

/* VGA Seququencer Registers */
#define VGASEQ                  0x3c4
#define SEQ02                   0x02
#define SEQ04                   0x04

#define MACH64_MAX_X            ENGINE_MAX_X
#define MACH64_MAX_Y            ENGINE_MAX_Y

#define INC_X                   0x0020
#define INC_Y                   0x0080

#define RGB16_555               0x0000
#define RGB16_565               0x0040
#define RGB16_655               0x0080
#define RGB16_664               0x00c0

#define POLY_TEXT_TYPE          0x0001
#define IMAGE_TEXT_TYPE         0x0002
#define TEXT_TYPE_8_BIT         0x0004
#define TEXT_TYPE_16_BIT        0x0008
#define POLY_TEXT_TYPE_8        (POLY_TEXT_TYPE | TEXT_TYPE_8_BIT)
#define IMAGE_TEXT_TYPE_8       (IMAGE_TEXT_TYPE | TEXT_TYPE_8_BIT)
#define POLY_TEXT_TYPE_16       (POLY_TEXT_TYPE | TEXT_TYPE_16_BIT)
#define IMAGE_TEXT_TYPE_16      (IMAGE_TEXT_TYPE | TEXT_TYPE_16_BIT)

#define MACH64_NUM_CLOCKS       16
#define MACH64_NUM_FREQS        50

/* Power Management register constants (LT & LT Pro) */
#define PWR_MGT_ON              0x00000001
#define PWR_MGT_MODE_MASK       0x00000006
#define AUTO_PWR_UP             0x00000008
#define USE_F32KHZ              0x00000400
#define TRISTATE_MEM_EN         0x00000800
#define SELF_REFRESH            0x00000080
#define PWR_BLON                0x02000000
#define STANDBY_NOW             0x10000000
#define SUSPEND_NOW             0x20000000
#define PWR_MGT_STATUS_MASK     0xC0000000
#define PWR_MGT_STATUS_SUSPEND  0x80000000

/* PM Mode constants  */
#define PWR_MGT_MODE_PIN        0x00000000
#define PWR_MGT_MODE_REG        0x00000002
#define PWR_MGT_MODE_TIMER      0x00000004
#define PWR_MGT_MODE_PCI        0x00000006

/* LCD registers (LT Pro) */

/* LCD Index register */
#define LCD_INDEX_MASK          0x0000003F
#define LCD_DISPLAY_DIS         0x00000100
#define LCD_SRC_SEL             0x00000200
#define CRTC2_DISPLAY_DIS       0x00000400

/* LCD register indices */
#define CONFIG_PANEL            0x00
#define LCD_GEN_CNTL            0x01
#define DSTN_CONTROL            0x02
#define HFB_PITCH_ADDR          0x03
#define HORZ_STRETCHING         0x04
#define VERT_STRETCHING         0x05
#define EXT_VERT_STRETCH        0x06
#define LT_GIO                  0x07
#define POWER_MANAGEMENT        0x08
#define ZVGPIO                  0x09
#define ICON_CLR0               0x0A
#define ICON_CLR1               0x0B
#define ICON_OFFSET             0x0C
#define ICON_HORZ_VERT_POSN     0x0D
#define ICON_HORZ_VERT_OFF      0x0E
#define ICON2_CLR0              0x0F
#define ICON2_CLR1              0x10
#define ICON2_OFFSET            0x11
#define ICON2_HORZ_VERT_POSN    0x12
#define ICON2_HORZ_VERT_OFF     0x13
#define LCD_MISC_CNTL           0x14
#define APC_CNTL                0x1C
#define POWER_MANAGEMENT_2      0x1D
#define ALPHA_BLENDING          0x25
#define PORTRAIT_GEN_CNTL       0x26
#define APC_CTRL_IO             0x27
#define TEST_IO                 0x28
#define TEST_OUTPUTS            0x29
#define DP1_MEM_ACCESS          0x2A
#define DP0_MEM_ACCESS          0x2B
#define DP0_DEBUG_A             0x2C
#define DP0_DEBUG_B             0x2D
#define DP1_DEBUG_A             0x2E
#define DP1_DEBUG_B             0x2F
#define DPCTRL_DEBUG_A          0x30
#define DPCTRL_DEBUG_B          0x31
#define MEMBLK_DEBUG            0x32
#define APC_LUT_AB              0x33
#define APC_LUT_CD              0x34
#define APC_LUT_EF              0x35
#define APC_LUT_GH              0x36
#define APC_LUT_IJ              0x37
#define APC_LUT_KL              0x38
#define APC_LUT_MN              0x39
#define APC_LUT_OP              0x3A

/* Values in LCD_GEN_CTRL */
#define CRT_ON                          0x00000001ul
#define LCD_ON                          0x00000002ul
#define HORZ_DIVBY2_EN                  0x00000004ul
#define DONT_DS_ICON                    0x00000008ul
#define LOCK_8DOT                       0x00000010ul
#define ICON_ENABLE                     0x00000020ul
#define DONT_SHADOW_VPAR                0x00000040ul
#define V2CLK_PM_EN                     0x00000080ul
#define RST_FM                          0x00000100ul
#define DISABLE_PCLK_RESET              0x00000200ul    /* XC/XL */
#define DIS_HOR_CRT_DIVBY2              0x00000400ul
#define SCLK_SEL                        0x00000800ul
#define SCLK_DELAY                      0x0000f000ul
#define TVCLK_PM_EN                     0x00010000ul
#define VCLK_DAC_PM_EN                  0x00020000ul
#define VCLK_LCD_OFF                    0x00040000ul
#define SELECT_WAIT_4MS                 0x00080000ul
#define XTALIN_PM_EN                    0x00080000ul    /* XC/XL */
#define V2CLK_DAC_PM_EN                 0x00100000ul
#define LVDS_EN                         0x00200000ul
#define LVDS_PLL_EN                     0x00400000ul
#define LVDS_PLL_RESET                  0x00800000ul
#define LVDS_RESERVED_BITS              0x07000000ul
#define CRTC_RW_SELECT                  0x08000000ul    /* LTPro */
#define USE_SHADOWED_VEND               0x10000000ul
#define USE_SHADOWED_ROWCUR             0x20000000ul
#define SHADOW_EN                       0x40000000ul
#define SHADOW_RW_EN                    0x80000000ul

#define LCD_SET_PRIMARY_MASK            0x07FFFBFBul

/* Values in HORZ_STRETCHING */
#define HORZ_STRETCH_BLEND              0x00000ffful
#define HORZ_STRETCH_RATIO              0x0000fffful
#define HORZ_STRETCH_LOOP               0x00070000ul
#define HORZ_STRETCH_LOOP09             0x00000000ul
#define HORZ_STRETCH_LOOP11             0x00010000ul
#define HORZ_STRETCH_LOOP12             0x00020000ul
#define HORZ_STRETCH_LOOP14             0x00030000ul
#define HORZ_STRETCH_LOOP15             0x00040000ul
/*      ?                               0x00050000ul */
/*      ?                               0x00060000ul */
/*      ?                               0x00070000ul */
/*      ?                               0x00080000ul */
#define HORZ_PANEL_SIZE                 0x0ff00000ul    /* XC/XL */
/*      ?                               0x10000000ul */
#define AUTO_HORZ_RATIO                 0x20000000ul    /* XC/XL */
#define HORZ_STRETCH_MODE               0x40000000ul
#define HORZ_STRETCH_EN                 0x80000000ul

/* Values in VERT_STRETCHING */
#define VERT_STRETCH_RATIO0             0x000003fful
#define VERT_STRETCH_RATIO1             0x000ffc00ul
#define VERT_STRETCH_RATIO2             0x3ff00000ul
#define VERT_STRETCH_USE0               0x40000000ul
#define VERT_STRETCH_EN                 0x80000000ul

/* Values in EXT_VERT_STRETCH */
#define VERT_STRETCH_RATIO3             0x000003fful
#define FORCE_DAC_DATA                  0x000000fful
#define FORCE_DAC_DATA_SEL              0x00000300ul
#define VERT_STRETCH_MODE               0x00000400ul
#define VERT_PANEL_SIZE                 0x003ff800ul
#define AUTO_VERT_RATIO                 0x00400000ul
#define USE_AUTO_FP_POS                 0x00800000ul
#define USE_AUTO_LCD_VSYNC              0x01000000ul
/*      ?                               0xfe000000ul */

/* Values in LCD_MISC_CNTL */
#define BIAS_MOD_LEVEL_MASK             0x0000ff00
#define BIAS_MOD_LEVEL_SHIFT            8
#define BLMOD_EN                        0x00010000
#define BIASMOD_EN                      0x00020000

#endif                          /* REGMACH64_H */

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