drivers/video/i810/i810.h

   1 /*-*- linux-c -*-
   2  *  linux/drivers/video/i810.h -- Intel 810 General Definitions/Declarations
   3  *
   4  *      Copyright (C) 2001 Antonino Daplas<adaplas@pol.net>
   5  *      All Rights Reserved
   6  *
   7  *
   8  *  This file is subject to the terms and conditions of the GNU General Public
   9  *  License. See the file COPYING in the main directory of this archive for
  10  *  more details.
  11  */
  12
  13 #ifndef __I810_H__
  14 #define __I810_H__
  15
  16 #include <linux/list.h>
  17 #include <linux/agp_backend.h>
  18 #include <linux/fb.h>
  19 #include <linux/i2c.h>
  20 #include <linux/i2c-algo-bit.h>
  21 #include <video/vga.h>
  22
  23 /* Fence */
  24 #define TILEWALK_X            (0 << 12)
  25 #define TILEWALK_Y            (1 << 12)
  26
  27 /* Raster ops */
  28 #define COLOR_COPY_ROP        0xF0
  29 #define PAT_COPY_ROP          0xCC
  30 #define CLEAR_ROP             0x00
  31 #define WHITE_ROP             0xFF
  32 #define INVERT_ROP            0x55
  33 #define XOR_ROP               0x5A
  34
  35 /* 2D Engine definitions */
  36 #define SOLIDPATTERN          0x80000000
  37 #define NONSOLID              0x00000000
  38 #define BPP8                  (0 << 24)
  39 #define BPP16                 (1 << 24)
  40 #define BPP24                 (2 << 24)
  41
  42 #define PIXCONF8              (2 << 16)
  43 #define PIXCONF15             (4 << 16)
  44 #define PIXCONF16             (5 << 16)
  45 #define PIXCONF24             (6 << 16)
  46 #define PIXCONF32             (7 << 16)
  47
  48 #define DYN_COLOR_EN          (1 << 26)
  49 #define DYN_COLOR_DIS         (0 << 26)
  50 #define INCREMENT             0x00000000
  51 #define DECREMENT             (0x01 << 30)
  52 #define ARB_ON                0x00000001
  53 #define ARB_OFF               0x00000000
  54 #define SYNC_FLIP             0x00000000
  55 #define ASYNC_FLIP            0x00000040
  56 #define OPTYPE_MASK           0xE0000000
  57 #define PARSER_MASK           0x001F8000
  58 #define D2_MASK               0x001FC000         /* 2D mask */
  59
  60 /* Instruction type */
  61 /* There are more but pertains to 3D */
  62 #define PARSER                0x00000000
  63 #define BLIT                  (0x02 << 29)
  64 #define RENDER                (0x03 << 29)
  65
  66 /* Parser */
  67 #define NOP                   0x00               /* No operation, padding */
  68 #define BP_INT                (0x01 << 23)         /* Breakpoint interrupt */
  69 #define USR_INT               (0x02 << 23)         /* User interrupt */
  70 #define WAIT_FOR_EVNT         (0x03 << 23)         /* Wait for event */
  71 #define FLUSH                 (0x04 << 23)
  72 #define CONTEXT_SEL           (0x05 << 23)
  73 #define REPORT_HEAD           (0x07 << 23)
  74 #define ARB_ON_OFF            (0x08 << 23)
  75 #define OVERLAY_FLIP          (0x11 << 23)
  76 #define LOAD_SCAN_INC         (0x12 << 23)
  77 #define LOAD_SCAN_EX          (0x13 << 23)
  78 #define FRONT_BUFFER          (0x14 << 23)
  79 #define DEST_BUFFER           (0x15 << 23)
  80 #define Z_BUFFER              (0x16 << 23)
  81
  82 #define STORE_DWORD_IMM       (0x20 << 23)
  83 #define STORE_DWORD_IDX       (0x21 << 23)
  84 #define BATCH_BUFFER          (0x30 << 23)
  85
  86 /* Blit */
  87 #define SETUP_BLIT                      0x00
  88 #define SETUP_MONO_PATTERN_SL_BLT       (0x10 << 22)
  89 #define PIXEL_BLT                       (0x20 << 22)
  90 #define SCANLINE_BLT                    (0x21 << 22)
  91 #define TEXT_BLT                        (0x22 << 22)
  92 #define TEXT_IMM_BLT                    (0x30 << 22)
  93 #define COLOR_BLT                       (0x40 << 22)
  94 #define MONO_PAT_BLIT                   (0x42 << 22)
  95 #define SOURCE_COPY_BLIT                (0x43 << 22)
  96 #define MONO_SOURCE_COPY_BLIT           (0x44 << 22)
  97 #define SOURCE_COPY_IMMEDIATE           (0x60 << 22)
  98 #define MONO_SOURCE_COPY_IMMEDIATE      (0x61 << 22)
  99
 100 #define VERSION_MAJOR            0
 101 #define VERSION_MINOR            9
 102 #define VERSION_TEENIE           0
 103 #define BRANCH_VERSION           ""
 104
 105
 106 /* mvo: intel i815 */
 107 #ifndef PCI_DEVICE_ID_INTEL_82815_100
 108   #define PCI_DEVICE_ID_INTEL_82815_100           0x1102
 109 #endif
 110 #ifndef PCI_DEVICE_ID_INTEL_82815_NOAGP
 111   #define PCI_DEVICE_ID_INTEL_82815_NOAGP         0x1112
 112 #endif
 113 #ifndef PCI_DEVICE_ID_INTEL_82815_FULL_CTRL
 114   #define PCI_DEVICE_ID_INTEL_82815_FULL_CTRL     0x1130
 115 #endif
 116
 117 /* General Defines */
 118 #define I810_PAGESIZE               4096
 119 #define MAX_DMA_SIZE                (1024 * 4096)
 120 #define SAREA_SIZE                  4096
 121 #define PCI_I810_MISCC              0x72
 122 #define MMIO_SIZE                   (512*1024)
 123 #define GTT_SIZE                    (16*1024)
 124 #define RINGBUFFER_SIZE             (64*1024)
 125 #define CURSOR_SIZE                 4096
 126 #define OFF                         0
 127 #define ON                          1
 128 #define MAX_KEY                     256
 129 #define WAIT_COUNT                  10000000
 130 #define IRING_PAD                   8
 131 #define FONTDATAMAX                 8192
 132 /* Masks (AND ops) and OR's */
 133 #define FB_START_MASK               (0x3f << (32 - 6))
 134 #define MMIO_ADDR_MASK              (0x1FFF << (32 - 13))
 135 #define FREQ_MASK                   (1 << 4)
 136 #define SCR_OFF                     0x20
 137 #define DRAM_ON                     0x08
 138 #define DRAM_OFF                    0xE7
 139 #define PG_ENABLE_MASK              0x01
 140 #define RING_SIZE_MASK              (RINGBUFFER_SIZE - 1);
 141
 142 /* defines for restoring registers partially */
 143 #define ADDR_MAP_MASK               (0x07 << 5)
 144 #define DISP_CTRL                   ~0
 145 #define PIXCONF_0                   (0x64 << 8)
 146 #define PIXCONF_2                   (0xF3 << 24)
 147 #define PIXCONF_1                   (0xF0 << 16)
 148 #define MN_MASK                     0x3FF03FF
 149 #define P_OR                        (0x7 << 4)
 150 #define DAC_BIT                     (1 << 16)
 151 #define INTERLACE_BIT               (1 << 7)
 152 #define IER_MASK                    (3 << 13)
 153 #define IMR_MASK                    (3 << 13)
 154
 155 /* Power Management */
 156 #define DPMS_MASK                   0xF0000
 157 #define POWERON                     0x00000
 158 #define STANDBY                     0x20000
 159 #define SUSPEND                     0x80000
 160 #define POWERDOWN                   0xA0000
 161 #define EMR_MASK                    ~0x3F
 162 #define FW_BLC_MASK                 ~(0x3F|(7 << 8)|(0x3F << 12)|(7 << 20))
 163
 164 /* Ringbuffer */
 165 #define RBUFFER_START_MASK          0xFFFFF000
 166 #define RBUFFER_SIZE_MASK           0x001FF000
 167 #define RBUFFER_HEAD_MASK           0x001FFFFC
 168 #define RBUFFER_TAIL_MASK           0x001FFFF8
 169
 170 /* Video Timings */
 171 #define REF_FREQ                    24000000
 172 #define TARGET_N_MAX                30
 173
 174 #define MAX_PIXELCLOCK              230000000
 175 #define MIN_PIXELCLOCK               15000000
 176 #define VFMAX                       60
 177 #define VFMIN                       60
 178 #define HFMAX                       30000
 179 #define HFMIN                       29000
 180
 181 /* Cursor */
 182 #define CURSOR_ENABLE_MASK          0x1000
 183 #define CURSOR_MODE_64_TRANS        4
 184 #define CURSOR_MODE_64_XOR          5
 185 #define CURSOR_MODE_64_3C           6
 186 #define COORD_INACTIVE              0
 187 #define COORD_ACTIVE                (1 << 4)
 188 #define EXTENDED_PALETTE            1
 189
 190 /* AGP Memory Types*/
 191 #define AGP_NORMAL_MEMORY           0
 192 #define AGP_DCACHE_MEMORY           1
 193 #define AGP_PHYSICAL_MEMORY         2
 194
 195 /* Allocated resource Flags */
 196 #define FRAMEBUFFER_REQ             1
 197 #define MMIO_REQ                    2
 198 #define PCI_DEVICE_ENABLED          4
 199 #define HAS_FONTCACHE               8
 200
 201 /* driver flags */
 202 #define HAS_MTRR                    1
 203 #define HAS_ACCELERATION            2
 204 #define ALWAYS_SYNC                 4
 205 #define LOCKUP                      8
 206
 207 struct gtt_data {
 208         struct agp_memory *i810_fb_memory;
 209         struct agp_memory *i810_cursor_memory;
 210 };
 211
 212 struct mode_registers {
 213         u32 pixclock, M, N, P;
 214         u8 cr00, cr01, cr02, cr03;
 215         u8 cr04, cr05, cr06, cr07;
 216         u8 cr09, cr10, cr11, cr12;
 217         u8 cr13, cr15, cr16, cr30;
 218         u8 cr31, cr32, cr33, cr35, cr39;
 219         u32 bpp8_100, bpp16_100;
 220         u32 bpp24_100, bpp8_133;
 221         u32 bpp16_133, bpp24_133;
 222         u8 msr;
 223 };
 224
 225 struct heap_data {
 226         unsigned long physical;
 227         __u8 __iomem *virtual;
 228         u32 offset;
 229         u32 size;
 230 };
 231
 232 struct state_registers {
 233         u32 dclk_1d, dclk_2d, dclk_0ds;
 234         u32 pixconf, fw_blc, pgtbl_ctl;
 235         u32 fence0, hws_pga, dplystas;
 236         u16 bltcntl, hwstam, ier, iir, imr;
 237         u8 cr00, cr01, cr02, cr03, cr04;
 238         u8 cr05, cr06, cr07, cr08, cr09;
 239         u8 cr10, cr11, cr12, cr13, cr14;
 240         u8 cr15, cr16, cr17, cr80, gr10;
 241         u8 cr30, cr31, cr32, cr33, cr35;
 242         u8 cr39, cr41, cr70, sr01, msr;
 243 };
 244
 245 struct i810fb_par;
 246
 247 struct i810fb_i2c_chan {
 248         struct i810fb_par *par;
 249         struct i2c_adapter adapter;
 250         struct i2c_algo_bit_data algo;
 251         unsigned long ddc_base;
 252 };
 253
 254 struct i810fb_par {
 255         struct mode_registers    regs;
 256         struct state_registers   hw_state;
 257         struct gtt_data          i810_gtt;
 258         struct fb_ops            i810fb_ops;
 259         struct pci_dev           *dev;
 260         struct heap_data         aperture;
 261         struct heap_data         fb;
 262         struct heap_data         iring;
 263         struct heap_data         cursor_heap;
 264         struct vgastate          state;
 265         struct i810fb_i2c_chan   chan[3];
 266         struct mutex             open_lock;
 267         unsigned int             use_count;
 268         u32 pseudo_palette[16];
 269         unsigned long mmio_start_phys;
 270         u8 __iomem *mmio_start_virtual;
 271         u8 *edid;
 272         u32 pitch;
 273         u32 pixconf;
 274         u32 watermark;
 275         u32 mem_freq;
 276         u32 res_flags;
 277         u32 dev_flags;
 278         u32 cur_tail;
 279         u32 depth;
 280         u32 blit_bpp;
 281         u32 ovract;
 282         u32 cur_state;
 283         u32 ddc_num;
 284         int mtrr_reg;
 285         u16 bltcntl;
 286         u8 interlace;
 287 };
 288
 289 /*
 290  * Register I/O
 291  */
 292 #define i810_readb(where, mmio) readb(mmio + where)
 293 #define i810_readw(where, mmio) readw(mmio + where)
 294 #define i810_readl(where, mmio) readl(mmio + where)
 295 #define i810_writeb(where, mmio, val) writeb(val, mmio + where)
 296 #define i810_writew(where, mmio, val) writew(val, mmio + where)
 297 #define i810_writel(where, mmio, val) writel(val, mmio + where)
 298
 299 #endif /* __I810_H__ */