via-camera.h
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/*
* VIA Camera register definitions.
*/
#define VCR_INTCTRL 0x300 /* Capture interrupt control */
#define VCR_IC_EAV 0x0001 /* End of active video status */
#define VCR_IC_EVBI 0x0002 /* End of VBI status */
#define VCR_IC_FBOTFLD 0x0004 /* "flipping" Bottom field is active */
#define VCR_IC_ACTBUF 0x0018 /* Active video buffer */
#define VCR_IC_VSYNC 0x0020 /* 0 = VB, 1 = active video */
#define VCR_IC_BOTFLD 0x0040 /* Bottom field is active */
#define VCR_IC_FFULL 0x0080 /* FIFO full */
#define VCR_IC_INTEN 0x0100 /* End of active video int. enable */
#define VCR_IC_VBIINT 0x0200 /* End of VBI int enable */
#define VCR_IC_VBIBUF 0x0400 /* Current VBI buffer */
#define VCR_TSC 0x308 /* Transport stream control */
#define VCR_TSC_ENABLE 0x000001 /* Transport stream input enable */
#define VCR_TSC_DROPERR 0x000002 /* Drop error packets */
#define VCR_TSC_METHOD 0x00000c /* DMA method (non-functional) */
#define VCR_TSC_COUNT 0x07fff0 /* KByte or packet count */
#define VCR_TSC_CBMODE 0x080000 /* Change buffer by byte count */
#define VCR_TSC_PSSIG 0x100000 /* Packet starting signal disable */
#define VCR_TSC_BE 0x200000 /* MSB first (serial mode) */
#define VCR_TSC_SERIAL 0x400000 /* Serial input (0 = parallel) */
#define VCR_CAPINTC 0x310 /* Capture interface control */
#define VCR_CI_ENABLE 0x00000001 /* Capture enable */
#define VCR_CI_BSS 0x00000002 /* WTF "bit stream selection" */
#define VCR_CI_3BUFS 0x00000004 /* 1 = 3 buffers, 0 = 2 buffers */
#define VCR_CI_VIPEN 0x00000008 /* VIP enable */
#define VCR_CI_CCIR601_8 0 /* CCIR601 input stream, 8 bit */
#define VCR_CI_CCIR656_8 0x00000010 /* ... CCIR656, 8 bit */
#define VCR_CI_CCIR601_16 0x00000020 /* ... CCIR601, 16 bit */
#define VCR_CI_CCIR656_16 0x00000030 /* ... CCIR656, 16 bit */
#define VCR_CI_HDMODE 0x00000040 /* CCIR656-16 hdr decode mode; 1=16b */
#define VCR_CI_BSWAP 0x00000080 /* Swap bytes (16-bit) */
#define VCR_CI_YUYV 0 /* Byte order 0123 */
#define VCR_CI_UYVY 0x00000100 /* Byte order 1032 */
#define VCR_CI_YVYU 0x00000200 /* Byte order 0321 */
#define VCR_CI_VYUY 0x00000300 /* Byte order 3012 */
#define VCR_CI_VIPTYPE 0x00000400 /* VIP type */
#define VCR_CI_IFSEN 0x00000800 /* Input field signal enable */
#define VCR_CI_DIODD 0 /* De-interlace odd, 30fps */
#define VCR_CI_DIEVEN 0x00001000 /* ...even field, 30fps */
#define VCR_CI_DIBOTH 0x00002000 /* ...both fields, 60fps */
#define VCR_CI_DIBOTH30 0x00003000 /* ...both fields, 30fps interlace */
#define VCR_CI_CONVTYPE 0x00004000 /* 4:2:2 to 4:4:4; 1 = interpolate */
#define VCR_CI_CFC 0x00008000 /* Capture flipping control */
#define VCR_CI_FILTER 0x00070000 /* Horiz filter mode select
000 = none
001 = 2 tap
010 = 3 tap
011 = 4 tap
100 = 5 tap */
#define VCR_CI_CLKINV 0x00080000 /* Input CLK inverted */
#define VCR_CI_VREFINV 0x00100000 /* VREF inverted */
#define VCR_CI_HREFINV 0x00200000 /* HREF inverted */
#define VCR_CI_FLDINV 0x00400000 /* Field inverted */
#define VCR_CI_CLKPIN 0x00800000 /* Capture clock pin */
#define VCR_CI_THRESH 0x0f000000 /* Capture fifo threshold */
#define VCR_CI_HRLE 0x10000000 /* Positive edge of HREF */
#define VCR_CI_VRLE 0x20000000 /* Positive edge of VREF */
#define VCR_CI_OFLDINV 0x40000000 /* Field output inverted */
#define VCR_CI_CLKEN 0x80000000 /* Capture clock enable */
#define VCR_HORRANGE 0x314 /* Active video horizontal range */
#define VCR_VERTRANGE 0x318 /* Active video vertical range */
#define VCR_AVSCALE 0x31c /* Active video scaling control */
#define VCR_AVS_HEN 0x00000800 /* Horizontal scale enable */
#define VCR_AVS_VEN 0x04000000 /* Vertical enable */
#define VCR_VBIHOR 0x320 /* VBI Data horizontal range */
#define VCR_VBIVERT 0x324 /* VBI data vertical range */
#define VCR_VBIBUF1 0x328 /* First VBI buffer */
#define VCR_VBISTRIDE 0x32c /* VBI stride */
#define VCR_ANCDATACNT 0x330 /* Ancillary data count setting */
#define VCR_MAXDATA 0x334 /* Active data count of active video */
#define VCR_MAXVBI 0x338 /* Maximum data count of VBI */
#define VCR_CAPDATA 0x33c /* Capture data count */
#define VCR_VBUF1 0x340 /* First video buffer */
#define VCR_VBUF2 0x344 /* Second video buffer */
#define VCR_VBUF3 0x348 /* Third video buffer */
#define VCR_VBUF_MASK 0x1ffffff0 /* Bits 28:4 */
#define VCR_VBIBUF2 0x34c /* Second VBI buffer */
#define VCR_VSTRIDE 0x350 /* Stride of video + coring control */
#define VCR_VS_STRIDE_SHIFT 4
#define VCR_VS_STRIDE 0x00001ff0 /* Stride (8-byte units) */
#define VCR_VS_CCD 0x007f0000 /* Coring compare data */
#define VCR_VS_COREEN 0x00800000 /* Coring enable */
#define VCR_TS0ERR 0x354 /* TS buffer 0 error indicator */
#define VCR_TS1ERR 0x358 /* TS buffer 0 error indicator */
#define VCR_TS2ERR 0x35c /* TS buffer 0 error indicator */
/* Add 0x1000 for the second capture engine registers */