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#ifndef __SAVAGE_STREAMS_H__
# define __SAVAGE_STREAMS_H__
/**************************************
S3 streams processor
**************************************/
#define EXT_MISC_CTRL2 0x67
/* New streams */
/* CR67[2] = 1 : enable stream 1 */
#define ENABLE_STREAM1 0x04
/* CR67[1] = 1 : enable stream 2 */
#define ENABLE_STREAM2 0x02
/* mask to clear CR67[2,1] */
#define NO_STREAMS 0xF9
/* CR67[3] = 1 : Mem-mapped regs */
#define USE_MM_FOR_PRI_STREAM 0x08
#define HDM_SHIFT 16
#define HDSCALE_4 (2 << HDM_SHIFT)
#define HDSCALE_8 (3 << HDM_SHIFT)
#define HDSCALE_16 (4 << HDM_SHIFT)
#define HDSCALE_32 (5 << HDM_SHIFT)
#define HDSCALE_64 (6 << HDM_SHIFT)
/* Old Streams */
#define ENABLE_STREAMS_OLD 0x0c
#define NO_STREAMS_OLD 0xf3
/* CR69[0] = 1 : Mem-mapped regs */
#define USE_MM_FOR_PRI_STREAM_OLD 0x01
/*
* There are two different streams engines used in the Savage line.
* The old engine is in the 3D, 4, Pro, and Twister.
* The new engine is in the 2000, MX, IX, and Super.
*/
/* streams registers for old engine */
#define PSTREAM_CONTROL_REG 0x8180
#define COL_CHROMA_KEY_CONTROL_REG 0x8184
#define SSTREAM_CONTROL_REG 0x8190
#define CHROMA_KEY_UPPER_BOUND_REG 0x8194
#define SSTREAM_STRETCH_REG 0x8198
#define COLOR_ADJUSTMENT_REG 0x819C
#define BLEND_CONTROL_REG 0x81A0
#define PSTREAM_FBADDR0_REG 0x81C0
#define PSTREAM_FBADDR1_REG 0x81C4
#define PSTREAM_STRIDE_REG 0x81C8
#define DOUBLE_BUFFER_REG 0x81CC
#define SSTREAM_FBADDR0_REG 0x81D0
#define SSTREAM_FBADDR1_REG 0x81D4
#define SSTREAM_STRIDE_REG 0x81D8
#define SSTREAM_VSCALE_REG 0x81E0
#define SSTREAM_VINITIAL_REG 0x81E4
#define SSTREAM_LINES_REG 0x81E8
#define STREAMS_FIFO_REG 0x81EC
#define PSTREAM_WINDOW_START_REG 0x81F0
#define PSTREAM_WINDOW_SIZE_REG 0x81F4
#define SSTREAM_WINDOW_START_REG 0x81F8
#define SSTREAM_WINDOW_SIZE_REG 0x81FC
#define FIFO_CONTROL 0x8200
#define PSTREAM_FBSIZE_REG 0x8300
#define SSTREAM_FBSIZE_REG 0x8304
#define SSTREAM_FBADDR2_REG 0x8308
#define OS_XY(x,y) (((x+1)<<16)|(y+1))
#define OS_WH(x,y) (((x-1)<<16)|(y))
/* New Streams Processor */
/* Stream Processor 1 */
/* Primary Stream 1 Frame Buffer Address 0 */
#define PRI_STREAM_FBUF_ADDR0 0x81c0
/* Primary Stream 1 Frame Buffer Address 0 */
#define PRI_STREAM_FBUF_ADDR1 0x81c4
/* Primary Stream 1 Stride */
#define PRI_STREAM_STRIDE 0x81c8
/* Primary Stream 1 Frame Buffer Size */
#define PRI_STREAM_BUFFERSIZE 0x8214
/* Secondary stream 1 Color/Chroma Key Control */
#define SEC_STREAM_CKEY_LOW 0x8184
/* Secondary stream 1 Chroma Key Upper Bound */
#define SEC_STREAM_CKEY_UPPER 0x8194
/* Blend Control of Secondary Stream 1 & 2 */
#define BLEND_CONTROL 0x8190
/* Secondary Stream 1 Color conversion/Adjustment 1 */
#define SEC_STREAM_COLOR_CONVERT1 0x8198
/* Secondary Stream 1 Color conversion/Adjustment 2 */
#define SEC_STREAM_COLOR_CONVERT2 0x819c
/* Secondary Stream 1 Color conversion/Adjustment 3 */
#define SEC_STREAM_COLOR_CONVERT3 0x81e4
/* Secondary Stream 1 Horizontal Scaling */
#define SEC_STREAM_HSCALING 0x81a0
/* Secondary Stream 1 Frame Buffer Size */
#define SEC_STREAM_BUFFERSIZE 0x81a8
/* Secondary Stream 1 Horizontal Scaling Normalization (2K only) */
#define SEC_STREAM_HSCALE_NORMALIZE 0x81ac
/* Secondary Stream 1 Horizontal Scaling */
#define SEC_STREAM_VSCALING 0x81e8
/* Secondary Stream 1 Frame Buffer Address 0 */
#define SEC_STREAM_FBUF_ADDR0 0x81d0
/* Secondary Stream 1 Frame Buffer Address 1 */
#define SEC_STREAM_FBUF_ADDR1 0x81d4
/* Secondary Stream 1 Frame Buffer Address 2 */
#define SEC_STREAM_FBUF_ADDR2 0x81ec
/* Secondary Stream 1 Stride */
#define SEC_STREAM_STRIDE 0x81d8
/* Secondary Stream 1 Window Start Coordinates */
#define SEC_STREAM_WINDOW_START 0x81f8
/* Secondary Stream 1 Window Size */
#define SEC_STREAM_WINDOW_SZ 0x81fc
/* Secondary Streams Tile Offset */
#define SEC_STREAM_TILE_OFF 0x821c
/* Secondary Stream 1 Opaque Overlay Control */
#define SEC_STREAM_OPAQUE_OVERLAY 0x81dc
/* Stream Processor 2 */
/* Primary Stream 2 Frame Buffer Address 0 */
#define PRI_STREAM2_FBUF_ADDR0 0x81b0
/* Primary Stream 2 Frame Buffer Address 1 */
#define PRI_STREAM2_FBUF_ADDR1 0x81b4
/* Primary Stream 2 Stride */
#define PRI_STREAM2_STRIDE 0x81b8
/* Primary Stream 2 Frame Buffer Size */
#define PRI_STREAM2_BUFFERSIZE 0x8218
/* Secondary Stream 2 Color/Chroma Key Control */
#define SEC_STREAM2_CKEY_LOW 0x8188
/* Secondary Stream 2 Chroma Key Upper Bound */
#define SEC_STREAM2_CKEY_UPPER 0x818c
/* Secondary Stream 2 Horizontal Scaling */
#define SEC_STREAM2_HSCALING 0x81a4
/* Secondary Stream 2 Horizontal Scaling */
#define SEC_STREAM2_VSCALING 0x8204
/* Secondary Stream 2 Frame Buffer Size */
#define SEC_STREAM2_BUFFERSIZE 0x81ac
/* Secondary Stream 2 Frame Buffer Address 0 */
#define SEC_STREAM2_FBUF_ADDR0 0x81bc
/* Secondary Stream 2 Frame Buffer Address 1 */
#define SEC_STREAM2_FBUF_ADDR1 0x81e0
/* Secondary Stream 2 Frame Buffer Address 2 */
#define SEC_STREAM2_FBUF_ADDR2 0x8208
/* Multiple Buffer/LPB and Secondary Stream 2 Stride */
#define SEC_STREAM2_STRIDE_LPB 0x81cc
/* Secondary Stream 2 Color conversion/Adjustment 1 */
#define SEC_STREAM2_COLOR_CONVERT1 0x81f0
/* Secondary Stream 2 Color conversion/Adjustment 2 */
#define SEC_STREAM2_COLOR_CONVERT2 0x81f4
/* Secondary Stream 2 Color conversion/Adjustment 3 */
#define SEC_STREAM2_COLOR_CONVERT3 0x8200
/* Secondary Stream 2 Window Start Coordinates */
#define SEC_STREAM2_WINDOW_START 0x820c
/* Secondary Stream 2 Window Size */
#define SEC_STREAM2_WINDOW_SZ 0x8210
/* Secondary Stream 2 Opaque Overlay Control */
#define SEC_STREAM2_OPAQUE_OVERLAY 0x8180
#define BASE_PAD 0xf
#define STREAMS_MODE32 0x7
#define STREAMS_MODE24 0x6
#define STREAMS_MODE16 0x5 /* @@@ */
#define SSTREAMS_MODE(bpp) (bpp > 16 ? (bpp > 24 ? STREAMS_MODE32 :\
STREAMS_MODE24) : STREAMS_MODE16)
#endif /*__SAVAGE_STREAMS_H__*/
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