drivers/media/video/vino.h

   1 /*
   2  * Copyright (C) 1999 Ulf Karlsson <ulfc@bun.falkenberg.se>
   3  * Copyright (C) 2003 Ladislav Michl <ladis@linux-mips.org>
   4  */
   5
   6 #ifndef VINO_H
   7 #define VINO_H
   8
   9 #define VINO_BASE       0x00080000      /* Vino is in the EISA address space,
  10                                          * but it is not an EISA bus card */
  11
  12 struct sgi_vino_channel {
  13         u32 _pad_alpha;
  14         volatile u32 alpha;
  15
  16 #define VINO_CLIP_X(x)          ((x) & 0x3ff)           /* bits 0:9 */
  17 #define VINO_CLIP_ODD(x)        (((x) & 0x1ff) << 10)   /* bits 10:18 */
  18 #define VINO_CLIP_EVEN(x)       (((x) & 0x1ff) << 19)   /* bits 19:27 */
  19         u32 _pad_clip_start;
  20         volatile u32 clip_start;
  21         u32 _pad_clip_end;
  22         volatile u32 clip_end;
  23
  24 #define VINO_FRAMERT_PAL        (1<<0)                  /* 0=NTSC 1=PAL */
  25 #define VINO_FRAMERT_RT(x)      (((x) & 0x1fff) << 1)   /* bits 1:12 */
  26         u32 _pad_frame_rate;
  27         volatile u32 frame_rate;
  28
  29         u32 _pad_field_counter;
  30         volatile u32 field_counter;
  31         u32 _pad_line_size;
  32         volatile u32 line_size;
  33         u32 _pad_line_count;
  34         volatile u32 line_count;
  35         u32 _pad_page_index;
  36         volatile u32 page_index;
  37         u32 _pad_next_4_desc;
  38         volatile u32 next_4_desc;
  39         u32 _pad_start_desc_tbl;
  40         volatile u32 start_desc_tbl;
  41
  42 #define VINO_DESC_JUMP          (1<<30)
  43 #define VINO_DESC_STOP          (1<<31)
  44 #define VINO_DESC_VALID         (1<<32)
  45         u32 _pad_desc_0;
  46         volatile u32 desc_0;
  47         u32 _pad_desc_1;
  48         volatile u32 desc_1;
  49         u32 _pad_desc_2;
  50         volatile u32 desc_2;
  51         u32 _pad_Bdesc_3;
  52         volatile u32 desc_3;
  53
  54         u32 _pad_fifo_thres;
  55         volatile u32 fifo_thres;
  56         u32 _pad_fifo_read;
  57         volatile u32 fifo_read;
  58         u32 _pad_fifo_write;
  59         volatile u32 fifo_write;
  60 };
  61
  62 struct sgi_vino {
  63 #define VINO_CHIP_ID            0xb
  64 #define VINO_REV_NUM(x)         ((x) & 0x0f)
  65 #define VINO_ID_VALUE(x)        (((x) & 0xf0) >> 4)
  66         u32 _pad_rev_id;
  67         volatile u32 rev_id;
  68
  69 #define VINO_CTRL_LITTLE_ENDIAN         (1<<0)
  70 #define VINO_CTRL_A_FIELD_TRANS_INT     (1<<1)  /* Field transferred int */
  71 #define VINO_CTRL_A_FIFO_OF_INT         (1<<2)  /* FIFO overflow int */
  72 #define VINO_CTRL_A_END_DESC_TBL_INT    (1<<3)  /* End of desc table int */
  73 #define VINO_CTRL_A_INT                 (VINO_CTRL_A_FIELD_TRANS_INT | \
  74                                          VINO_CTRL_A_FIFO_OF_INT | \
  75                                          VINO_CTRL_A_END_DESC_TBL_INT)
  76 #define VINO_CTRL_B_FIELD_TRANS_INT     (1<<4)  /* Field transferred int */
  77 #define VINO_CTRL_B_FIFO_OF_INT         (1<<5)  /* FIFO overflow int */
  78 #define VINO_CTRL_B_END_DESC_TBL_INT    (1<<6)  /* End of desc table int */
  79 #define VINO_CTRL_B_INT                 (VINO_CTRL_B_FIELD_TRANS_INT | \
  80                                          VINO_CTRL_B_FIFO_OF_INT | \
  81                                          VINO_CTRL_B_END_DESC_TBL_INT)
  82 #define VINO_CTRL_A_DMA_ENBL            (1<<7)
  83 #define VINO_CTRL_A_INTERLEAVE_ENBL     (1<<8)
  84 #define VINO_CTRL_A_SYNC_ENBL           (1<<9)
  85 #define VINO_CTRL_A_SELECT              (1<<10) /* 1=D1 0=Philips */
  86 #define VINO_CTRL_A_RGB                 (1<<11) /* 1=RGB 0=YUV */
  87 #define VINO_CTRL_A_LUMA_ONLY           (1<<12)
  88 #define VINO_CTRL_A_DEC_ENBL            (1<<13) /* Decimation */
  89 #define VINO_CTRL_A_DEC_SCALE_MASK      0x1c000 /* bits 14:17 */
  90 #define VINO_CTRL_A_DEC_SCALE_SHIFT     (14)
  91 #define VINO_CTRL_A_DEC_HOR_ONLY        (1<<17) /* Horizontal only */
  92 #define VINO_CTRL_A_DITHER              (1<<18) /* 24 -> 8 bit dither */
  93 #define VINO_CTRL_B_DMA_ENBL            (1<<19)
  94 #define VINO_CTRL_B_INTERLEAVE_ENBL     (1<<20)
  95 #define VINO_CTRL_B_SYNC_ENBL           (1<<21)
  96 #define VINO_CTRL_B_SELECT              (1<<22) /* 1=D1 0=Philips */
  97 #define VINO_CTRL_B_RGB                 (1<<23) /* 1=RGB 0=YUV */
  98 #define VINO_CTRL_B_LUMA_ONLY           (1<<24)
  99 #define VINO_CTRL_B_DEC_ENBL            (1<<25) /* Decimation */
 100 #define VINO_CTRL_B_DEC_SCALE_MASK      0x1c000000      /* bits 26:28 */
 101 #define VINO_CTRL_B_DEC_SCALE_SHIFT     (26)
 102 #define VINO_CTRL_B_DEC_HOR_ONLY        (1<<29) /* Decimation horizontal only */
 103 #define VINO_CTRL_B_DITHER              (1<<30) /* ChanB 24 -> 8 bit dither */
 104         u32 _pad_control;
 105         volatile u32 control;
 106
 107 #define VINO_INTSTAT_A_FIELD_TRANS      (1<<0)  /* Field transferred int */
 108 #define VINO_INTSTAT_A_FIFO_OF          (1<<1)  /* FIFO overflow int */
 109 #define VINO_INTSTAT_A_END_DESC_TBL     (1<<2)  /* End of desc table int */
 110 #define VINO_INTSTAT_A                  (VINO_INTSTAT_A_FIELD_TRANS | \
 111                                          VINO_INTSTAT_A_FIFO_OF | \
 112                                          VINO_INTSTAT_A_END_DESC_TBL)
 113 #define VINO_INTSTAT_B_FIELD_TRANS      (1<<3)  /* Field transferred int */
 114 #define VINO_INTSTAT_B_FIFO_OF          (1<<4)  /* FIFO overflow int */
 115 #define VINO_INTSTAT_B_END_DESC_TBL     (1<<5)  /* End of desc table int */
 116 #define VINO_INTSTAT_B                  (VINO_INTSTAT_B_FIELD_TRANS | \
 117                                          VINO_INTSTAT_B_FIFO_OF | \
 118                                          VINO_INTSTAT_B_END_DESC_TBL)
 119         u32 _pad_intr_status;
 120         volatile u32 intr_status;
 121
 122         u32 _pad_i2c_control;
 123         volatile u32 i2c_control;
 124         u32 _pad_i2c_data;
 125         volatile u32 i2c_data;
 126
 127         struct sgi_vino_channel a;
 128         struct sgi_vino_channel b;
 129 };
 130
 131 #endif