nfsd: fix vm overcommit crash fix #2

[linux-2.6] / include / video / permedia2.h

/*
 * Permedia2 framebuffer driver definitions.
 * Copyright (c) 1998-2000 Ilario Nardinocchi (nardinoc@CS.UniBO.IT)
 * --------------------------------------------------------------------------
 * $Id: pm2fb.h,v 1.26 2000/09/19 00:11:53 illo Exp $
 * --------------------------------------------------------------------------
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file COPYING in the main directory of this archive
 * for more details.
 */

#ifndef PM2FB_H
#define PM2FB_H

#define PM2_REFERENCE_CLOCK     14318                   /* in KHz */
#define PM2_MAX_PIXCLOCK        230000                  /* in KHz */
#define PM2_REGS_SIZE           0x10000

#define PM2TAG(r) (u32 )(((r)-0x8000)>>3)

/*****************************************************************************
 * Permedia2 registers used in the framebuffer
 *****************************************************************************/
 
#define PM2R_RESET_STATUS                               0x0000
#define PM2R_IN_FIFO_SPACE                              0x0018
#define PM2R_OUT_FIFO_WORDS                             0x0020
#define PM2R_APERTURE_ONE                               0x0050
#define PM2R_APERTURE_TWO                               0x0058
#define PM2R_FIFO_DISCON                                0x0068
#define PM2R_CHIP_CONFIG                                0x0070

#define PM2R_REBOOT                                     0x1000
#define PM2R_MEM_CONTROL                                0x1040
#define PM2R_BOOT_ADDRESS                               0x1080
#define PM2R_MEM_CONFIG                                 0x10c0
#define PM2R_BYPASS_WRITE_MASK                          0x1100
#define PM2R_FRAMEBUFFER_WRITE_MASK                     0x1140

#define PM2R_OUT_FIFO                                   0x2000

#define PM2R_SCREEN_BASE                                0x3000
#define PM2R_SCREEN_STRIDE                              0x3008
#define PM2R_H_TOTAL                                    0x3010
#define PM2R_HG_END                                     0x3018
#define PM2R_HB_END                                     0x3020
#define PM2R_HS_START                                   0x3028
#define PM2R_HS_END                                     0x3030
#define PM2R_V_TOTAL                                    0x3038
#define PM2R_VB_END                                     0x3040
#define PM2R_VS_START                                   0x3048
#define PM2R_VS_END                                     0x3050
#define PM2R_VIDEO_CONTROL                              0x3058
#define PM2R_LINE_COUNT                                 0x3070
#define PM2R_FIFO_CONTROL                               0x3078

#define PM2R_RD_PALETTE_WRITE_ADDRESS                   0x4000
#define PM2R_RD_PALETTE_DATA                            0x4008
#define PM2R_RD_PIXEL_MASK                              0x4010
#define PM2R_RD_PALETTE_READ_ADDRESS                    0x4018
#define PM2R_RD_CURSOR_COLOR_ADDRESS                    0x4020
#define PM2R_RD_CURSOR_COLOR_DATA                       0x4028
#define PM2R_RD_INDEXED_DATA                            0x4050
#define PM2R_RD_CURSOR_DATA                             0x4058
#define PM2R_RD_CURSOR_X_LSB                            0x4060
#define PM2R_RD_CURSOR_X_MSB                            0x4068
#define PM2R_RD_CURSOR_Y_LSB                            0x4070
#define PM2R_RD_CURSOR_Y_MSB                            0x4078

#define PM2R_START_X_DOM                                0x8000
#define PM2R_D_X_DOM                                    0x8008
#define PM2R_START_X_SUB                                0x8010
#define PM2R_D_X_SUB                                    0x8018
#define PM2R_START_Y                                    0x8020
#define PM2R_D_Y                                        0x8028
#define PM2R_COUNT                                      0x8030
#define PM2R_RENDER                                     0x8038
#define PM2R_BIT_MASK_PATTERN                           0x8068
#define PM2R_RASTERIZER_MODE                            0x80a0
#define PM2R_RECTANGLE_ORIGIN                           0x80d0
#define PM2R_RECTANGLE_SIZE                             0x80d8
#define PM2R_PACKED_DATA_LIMITS                         0x8150
#define PM2R_SCISSOR_MODE                               0x8180
#define PM2R_SCISSOR_MIN_XY                             0x8188
#define PM2R_SCISSOR_MAX_XY                             0x8190
#define PM2R_SCREEN_SIZE                                0x8198
#define PM2R_AREA_STIPPLE_MODE                          0x81a0
#define PM2R_WINDOW_ORIGIN                              0x81c8
#define PM2R_TEXTURE_ADDRESS_MODE                       0x8380
#define PM2R_TEXTURE_MAP_FORMAT                         0x8588
#define PM2R_TEXTURE_DATA_FORMAT                        0x8590
#define PM2R_TEXTURE_READ_MODE                          0x8670
#define PM2R_TEXEL_LUT_MODE                             0x8678
#define PM2R_TEXTURE_COLOR_MODE                         0x8680
#define PM2R_FOG_MODE                                   0x8690
#define PM2R_TEXEL0                                     0x8760
#define PM2R_COLOR_DDA_MODE                             0x87e0
#define PM2R_CONSTANT_COLOR                             0x87e8
#define PM2R_ALPHA_BLEND_MODE                           0x8810
#define PM2R_DITHER_MODE                                0x8818
#define PM2R_FB_SOFT_WRITE_MASK                         0x8820
#define PM2R_LOGICAL_OP_MODE                            0x8828
#define PM2R_LB_READ_MODE                               0x8880
#define PM2R_LB_READ_FORMAT                             0x8888
#define PM2R_LB_SOURCE_OFFSET                           0x8890
#define PM2R_LB_WINDOW_BASE                             0x88b8
#define PM2R_LB_WRITE_FORMAT                            0x88c8
#define PM2R_STENCIL_MODE                               0x8988
#define PM2R_DEPTH_MODE                                 0x89a0
#define PM2R_FB_READ_MODE                               0x8a80
#define PM2R_FB_SOURCE_OFFSET                           0x8a88
#define PM2R_FB_PIXEL_OFFSET                            0x8a90
#define PM2R_FB_WINDOW_BASE                             0x8ab0
#define PM2R_FB_WRITE_MODE                              0x8ab8
#define PM2R_FB_HARD_WRITE_MASK                         0x8ac0
#define PM2R_FB_BLOCK_COLOR                             0x8ac8
#define PM2R_FB_READ_PIXEL                              0x8ad0
#define PM2R_FILTER_MODE                                0x8c00
#define PM2R_SYNC                                       0x8c40
#define PM2R_YUV_MODE                                   0x8f00
#define PM2R_STATISTICS_MODE                            0x8c08
#define PM2R_FB_SOURCE_DELTA                            0x8d88
#define PM2R_CONFIG                                     0x8d90
#define PM2R_DELTA_MODE                                 0x9300

/* Permedia2v */
#define PM2VR_RD_INDEX_LOW                              0x4020
#define PM2VR_RD_INDEX_HIGH                             0x4028
#define PM2VR_RD_INDEXED_DATA                           0x4030

/* Permedia2 RAMDAC indexed registers */
#define PM2I_RD_CURSOR_CONTROL                          0x06
#define PM2I_RD_COLOR_MODE                              0x18
#define PM2I_RD_MODE_CONTROL                            0x19
#define PM2I_RD_MISC_CONTROL                            0x1e
#define PM2I_RD_PIXEL_CLOCK_A1                          0x20
#define PM2I_RD_PIXEL_CLOCK_A2                          0x21
#define PM2I_RD_PIXEL_CLOCK_A3                          0x22
#define PM2I_RD_PIXEL_CLOCK_STATUS                      0x29
#define PM2I_RD_MEMORY_CLOCK_1                          0x30
#define PM2I_RD_MEMORY_CLOCK_2                          0x31
#define PM2I_RD_MEMORY_CLOCK_3                          0x32
#define PM2I_RD_MEMORY_CLOCK_STATUS                     0x33
#define PM2I_RD_COLOR_KEY_CONTROL                       0x40
#define PM2I_RD_OVERLAY_KEY                             0x41
#define PM2I_RD_RED_KEY                                 0x42
#define PM2I_RD_GREEN_KEY                               0x43
#define PM2I_RD_BLUE_KEY                                0x44

/* Permedia2v extensions */
#define PM2VI_RD_MISC_CONTROL                           0x000
#define PM2VI_RD_SYNC_CONTROL                           0x001
#define PM2VI_RD_DAC_CONTROL                            0x002
#define PM2VI_RD_PIXEL_SIZE                             0x003
#define PM2VI_RD_COLOR_FORMAT                           0x004
#define PM2VI_RD_CURSOR_MODE                            0x005
#define PM2VI_RD_CURSOR_X_LOW                           0x007
#define PM2VI_RD_CURSOR_X_HIGH                          0x008
#define PM2VI_RD_CURSOR_Y_LOW                           0x009
#define PM2VI_RD_CURSOR_Y_HIGH                          0x00A
#define PM2VI_RD_CURSOR_X_HOT                           0x00B
#define PM2VI_RD_CURSOR_Y_HOT                           0x00C
#define PM2VI_RD_OVERLAY_KEY                            0x00D
#define PM2VI_RD_CLK0_PRESCALE                          0x201
#define PM2VI_RD_CLK0_FEEDBACK                          0x202
#define PM2VI_RD_CLK0_POSTSCALE                         0x203
#define PM2VI_RD_CLK1_PRESCALE                          0x204
#define PM2VI_RD_CLK1_FEEDBACK                          0x205
#define PM2VI_RD_CLK1_POSTSCALE                         0x206
#define PM2VI_RD_MCLK_CONTROL                           0x20D
#define PM2VI_RD_MCLK_PRESCALE                          0x20E
#define PM2VI_RD_MCLK_FEEDBACK                          0x20F
#define PM2VI_RD_MCLK_POSTSCALE                         0x210
#define PM2VI_RD_CURSOR_PALETTE                         0x303
#define PM2VI_RD_CURSOR_PATTERN                         0x400

/* Fields and flags */
#define PM2F_RENDER_AREASTIPPLE                         (1L<<0)
#define PM2F_RENDER_FASTFILL                            (1L<<3)
#define PM2F_RENDER_PRIMITIVE_MASK                      (3L<<6)
#define PM2F_RENDER_LINE                                0
#define PM2F_RENDER_TRAPEZOID                           (1L<<6)
#define PM2F_RENDER_POINT                               (2L<<6)
#define PM2F_RENDER_RECTANGLE                           (3L<<6)
#define PM2F_RENDER_SYNC_ON_BIT_MASK                    (1L<<11)
#define PM2F_RENDER_TEXTURE_ENABLE                      (1L<<13)
#define PM2F_SYNCHRONIZATION                            (1L<<10)
#define PM2F_PLL_LOCKED                                 0x10
#define PM2F_BEING_RESET                                (1L<<31)
#define PM2F_DATATYPE_COLOR                             0x8000
#define PM2F_VGA_ENABLE                                 0x02
#define PM2F_VGA_FIXED                                  0x04
#define PM2F_FB_WRITE_ENABLE                            0x01
#define PM2F_FB_READ_SOURCE_ENABLE                      0x0200
#define PM2F_RD_PALETTE_WIDTH_8                         0x02
#define PM2F_PART_PROD_MASK                             0x01ff
#define PM2F_SCREEN_SCISSOR_ENABLE                      0x02
#define PM2F_DATA_64_ENABLE                             0x00010000
#define PM2F_BLANK_LOW                                  0x02
#define PM2F_HSYNC_MASK                                 0x18
#define PM2F_VSYNC_MASK                                 0x60
#define PM2F_HSYNC_ACT_HIGH                             0x08
#define PM2F_HSYNC_FORCED_LOW                           0x10
#define PM2F_HSYNC_ACT_LOW                              0x18
#define PM2F_VSYNC_ACT_HIGH                             0x20
#define PM2F_VSYNC_FORCED_LOW                           0x40
#define PM2F_VSYNC_ACT_LOW                              0x60
#define PM2F_LINE_DOUBLE                                0x04
#define PM2F_VIDEO_ENABLE                               0x01
#define PM2F_RD_PIXELFORMAT_SVGA                        0x01
#define PM2F_RD_PIXELFORMAT_RGB232OFFSET                0x02
#define PM2F_RD_PIXELFORMAT_RGBA2321                    0x03
#define PM2F_RD_PIXELFORMAT_RGBA5551                    0x04
#define PM2F_RD_PIXELFORMAT_RGBA4444                    0x05
#define PM2F_RD_PIXELFORMAT_RGB565                      0x06
#define PM2F_RD_PIXELFORMAT_RGBA8888                    0x08
#define PM2F_RD_PIXELFORMAT_RGB888                      0x09
#define PM2F_RD_GUI_ACTIVE                              0x10
#define PM2F_RD_COLOR_MODE_RGB                          0x20
#define PM2F_DELTA_ORDER_RGB                            (1L<<18)
#define PM2F_RD_TRUECOLOR                               0x80
#define PM2F_NO_ALPHA_BUFFER                            0x10
#define PM2F_TEXTEL_SIZE_16                             0x00080000
#define PM2F_TEXTEL_SIZE_32                             0x00100000
#define PM2F_TEXTEL_SIZE_4                              0x00180000
#define PM2F_TEXTEL_SIZE_24                             0x00200000
#define PM2F_INCREASE_X                                 (1L<<21)
#define PM2F_INCREASE_Y                                 (1L<<22)
#define PM2F_CONFIG_FB_WRITE_ENABLE                     (1L<<3)
#define PM2F_CONFIG_FB_PACKED_DATA                      (1L<<2)
#define PM2F_CONFIG_FB_READ_DEST_ENABLE                 (1L<<1)
#define PM2F_CONFIG_FB_READ_SOURCE_ENABLE               (1L<<0)
#define PM2F_COLOR_KEY_TEST_OFF                         (1L<<4)
#define PM2F_MEM_CONFIG_RAM_MASK                        (3L<<29)
#define PM2F_MEM_BANKS_1                                0L
#define PM2F_MEM_BANKS_2                                (1L<<29)
#define PM2F_MEM_BANKS_3                                (2L<<29)
#define PM2F_MEM_BANKS_4                                (3L<<29)
#define PM2F_APERTURE_STANDARD                          0
#define PM2F_APERTURE_BYTESWAP                          1
#define PM2F_APERTURE_HALFWORDSWAP                      2
#define PM2F_CURSORMODE_CURSOR_ENABLE                   (1 << 0)
#define PM2F_CURSORMODE_TYPE_X                          (1 << 4)

typedef enum {
        PM2_TYPE_PERMEDIA2,
        PM2_TYPE_PERMEDIA2V
} pm2type_t;

#endif /* PM2FB_H */

/*****************************************************************************
 * That's all folks!
 *****************************************************************************/