| 1 | /*************************************************************************** |
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| 2 | * Copyright (c) 2003-2009, Broadcom Corporation |
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| 3 | * All Rights Reserved |
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| 4 | * Confidential Property of Broadcom Corporation |
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| 5 | * |
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| 6 | * THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED SOFTWARE LICENSE |
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| 7 | * AGREEMENT BETWEEN THE USER AND BROADCOM. YOU HAVE NO RIGHT TO USE OR |
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| 8 | * EXPLOIT THIS MATERIAL EXCEPT SUBJECT TO THE TERMS OF SUCH AN AGREEMENT. |
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| 9 | * |
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| 10 | * $brcm_Workfile: bvbi_gs.c $ |
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| 11 | * $brcm_Revision: Hydra_Software_Devel/3 $ |
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| 12 | * $brcm_Date: 11/24/09 4:35p $ |
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| 13 | * |
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| 14 | * Module Description: |
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| 15 | * |
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| 16 | * Revision History: |
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| 17 | * |
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| 18 | * $brcm_Log: /magnum/portinginterface/vbi/7400/bvbi_gs.c $ |
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| 19 | * |
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| 20 | * Hydra_Software_Devel/3 11/24/09 4:35p darnstein |
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| 21 | * SW35230-16: first cut at 35230 support. |
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| 22 | * |
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| 23 | * Hydra_Software_Devel/2 12/3/08 7:56p darnstein |
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| 24 | * PR45819: New, more modular form of most BVBI source files. |
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| 25 | * |
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| 26 | * Hydra_Software_Devel/28 10/1/08 2:50p darnstein |
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| 27 | * PR47070: The data structure for Gemstar data changes to include line |
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| 28 | * number information and line-by-line parity error information. This is |
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| 29 | * an API change, so applications software will need to adapt. |
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| 30 | * |
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| 31 | * Hydra_Software_Devel/27 9/29/08 3:06p darnstein |
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| 32 | * PR40702: When reading Gemstar data bitmask, AND in the control bitmask. |
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| 33 | * This knocks out the extraneous bits that the hardware seems to report. |
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| 34 | * |
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| 35 | * Hydra_Software_Devel/26 6/18/08 12:07p darnstein |
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| 36 | * PR38956: reverse BYTE_ORDER. Decoding now works. |
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| 37 | * |
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| 38 | * Hydra_Software_Devel/25 5/28/08 5:35p darnstein |
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| 39 | * PR23220: Some implementation of Gemstar decoding was missing. |
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| 40 | * |
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| 41 | * Hydra_Software_Devel/24 3/21/08 7:02p darnstein |
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| 42 | * PR40830: change VEC GAIN register value to 0x48, per Lin Ma. |
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| 43 | * |
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| 44 | * Hydra_Software_Devel/23 3/14/08 3:18p darnstein |
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| 45 | * PR23220: Gemstar decoding almost works. Cannot process video line 11 |
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| 46 | * for some reason. |
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| 47 | * |
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| 48 | * Hydra_Software_Devel/22 10/10/07 6:08p darnstein |
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| 49 | * PR35440: Some RDB adaptations were not correct. |
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| 50 | * |
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| 51 | * Hydra_Software_Devel/21 3/6/07 5:44p darnstein |
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| 52 | * PR28456: Support third VEC. |
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| 53 | * |
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| 54 | * Hydra_Software_Devel/20 12/15/06 3:06p darnstein |
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| 55 | * PR25990: Fix another minor error. |
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| 56 | * |
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| 57 | * Hydra_Software_Devel/19 12/15/06 2:54p darnstein |
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| 58 | * PR25990: Fix a stupid typo in previous checkin. |
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| 59 | * |
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| 60 | * Hydra_Software_Devel/18 12/15/06 2:39p darnstein |
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| 61 | * PR25990: Improve method for switching among VEC paths. |
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| 62 | * |
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| 63 | * Hydra_Software_Devel/17 10/19/06 5:49p darnstein |
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| 64 | * PR24979: change horizontal offset of waveform when sending NTSC. |
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| 65 | * Theory: VEC microcode changed in such a way that the register values |
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| 66 | * are interpreted differently. |
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| 67 | * |
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| 68 | * Hydra_Software_Devel/16 10/2/06 5:05p darnstein |
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| 69 | * PR21688: Silence two compiler warnings. |
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| 70 | * |
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| 71 | * Hydra_Software_Devel/15 8/31/06 2:31p darnstein |
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| 72 | * PR23220: manually merge in some preliminary code from the 3560 branch. |
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| 73 | * |
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| 74 | * Hydra_Software_Devel/14 7/20/06 2:33p darnstein |
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| 75 | * PR21688: Use the new hardware soft reset scheme for later model chips. |
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| 76 | * |
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| 77 | * Hydra_Software_Devel/13 4/25/06 1:22p darnstein |
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| 78 | * PR18010: silence compiler warnings for some chipsets. Reported by |
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| 79 | * DLwin. |
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| 80 | * |
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| 81 | * Hydra_Software_Devel/12 4/12/06 6:16p darnstein |
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| 82 | * PR18010: Don't try to program encoders for don't exist for 656 output. |
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| 83 | * |
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| 84 | * Hydra_Software_Devel/11 4/3/06 5:45p darnstein |
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| 85 | * PR20611: Useless code removed. |
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| 86 | * |
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| 87 | * Hydra_Software_Devel/10 2/16/06 3:29p darnstein |
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| 88 | * PR19716: Adapt to new names for "null" control registers. |
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| 89 | * |
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| 90 | * Hydra_Software_Devel/9 2/7/06 3:35p darnstein |
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| 91 | * PR17616: use register settings tuned by Kin Fan Ho. Switch to automatic |
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| 92 | * parity bit generation. |
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| 93 | * |
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| 94 | * Hydra_Software_Devel/8 1/5/06 6:04p darnstein |
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| 95 | * PR18688: Fixed bad logic errors in BVBI_P_GS_Encode_Data_isr(). |
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| 96 | * |
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| 97 | * Hydra_Software_Devel/7 11/15/05 1:54p darnstein |
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| 98 | * PR17732: Comment out or remove debugging code. Fix compile error on |
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| 99 | * chips that do not have a Gemstar encoder. |
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| 100 | * |
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| 101 | * Hydra_Software_Devel/6 11/14/05 7:20p darnstein |
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| 102 | * PR17732: Bug fixes mean this version basically works. Still left to do: |
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| 103 | * Get rid of debugging code. Get rid of incorrect calls to BERR_TRACE(). |
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| 104 | * Tune analog waveform parameters. |
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| 105 | * |
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| 106 | * Hydra_Software_Devel/5 10/28/05 3:02p darnstein |
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| 107 | * PR17732: Switch to manual parity in hardware. Still doesn't work. |
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| 108 | * |
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| 109 | * Hydra_Software_Devel/4 10/21/05 8:17p darnstein |
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| 110 | * PR17732: Fix a counting bug. Affected programming user's data values |
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| 111 | * into hardware. |
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| 112 | * |
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| 113 | ***************************************************************************/ |
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| 114 | |
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| 115 | #include "bstd.h" /* standard types */ |
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| 116 | #include "bdbg.h" /* Dbglib */ |
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| 117 | #include "bkni.h" /* For critical sections */ |
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| 118 | #include "bvbi.h" /* VBI processing, this module. */ |
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| 119 | #include "bvbi_priv.h" /* VBI internal data structures */ |
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| 120 | |
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| 121 | BDBG_MODULE(BVBI); |
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| 122 | |
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| 123 | |
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| 124 | /*************************************************************************** |
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| 125 | * Implementation of "BVBI_" API functions |
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| 126 | ***************************************************************************/ |
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| 127 | |
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| 128 | |
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| 129 | /*************************************************************************** |
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| 130 | * |
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| 131 | */ |
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| 132 | BERR_Code BVBI_Field_GetGSData_isr( BVBI_Field_Handle fieldHandle, |
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| 133 | BVBI_GSData* pGSData) |
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| 134 | { |
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| 135 | BVBI_P_Field_Handle* pVbi_Fld; |
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| 136 | BERR_Code eErr = BERR_SUCCESS; |
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| 137 | |
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| 138 | BDBG_ENTER(BVBI_Field_GetGSData_isr); |
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| 139 | |
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| 140 | /* check parameters */ |
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| 141 | BVBI_P_GET_FIELD_CONTEXT(fieldHandle, pVbi_Fld); |
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| 142 | if((!pVbi_Fld) || (!pGSData)) |
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| 143 | { |
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| 144 | return BERR_TRACE(BERR_INVALID_PARAMETER); |
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| 145 | } |
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| 146 | |
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| 147 | /* Verify that data is present on this field handle */ |
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| 148 | if (!(pVbi_Fld->ulWhichPresent & BVBI_P_SELECT_GS)) |
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| 149 | return (BVBI_ERR_FIELD_NODATA); |
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| 150 | else if (pVbi_Fld->ulErrInfo & BVBI_LINE_ERROR_GEMSTAR_NOENCODE) |
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| 151 | eErr = (BVBI_ERR_FIELD_BADDATA); |
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| 152 | |
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| 153 | /* Check that field handle was properly sized */ |
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| 154 | if (!pVbi_Fld->pGSData) |
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| 155 | { |
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| 156 | return BERR_TRACE (BVBI_ERR_FLDH_CONFLICT); |
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| 157 | } |
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| 158 | |
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| 159 | /* Return data as requested */ |
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| 160 | *pGSData = *(pVbi_Fld->pGSData); |
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| 161 | |
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| 162 | BDBG_LEAVE(BVBI_Field_GetGSData_isr); |
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| 163 | return eErr; |
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| 164 | } |
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| 165 | |
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| 166 | /*************************************************************************** |
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| 167 | * |
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| 168 | */ |
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| 169 | BERR_Code BVBI_Field_SetGSData_isr( BVBI_Field_Handle fieldHandle, |
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| 170 | BVBI_GSData* pGSData) |
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| 171 | { |
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| 172 | BVBI_P_Field_Handle* pVbi_Fld; |
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| 173 | |
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| 174 | BDBG_ENTER(BVBI_Field_SetGSData_isr); |
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| 175 | |
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| 176 | /* check parameters */ |
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| 177 | BVBI_P_GET_FIELD_CONTEXT(fieldHandle, pVbi_Fld); |
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| 178 | if((!pVbi_Fld) || (!pGSData)) |
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| 179 | { |
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| 180 | BDBG_ERR(("Invalid parameter\n")); |
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| 181 | return BERR_TRACE(BERR_INVALID_PARAMETER); |
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| 182 | } |
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| 183 | |
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| 184 | /* Check that field handle was properly sized */ |
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| 185 | if (!pVbi_Fld->pGSData) |
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| 186 | { |
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| 187 | return BERR_TRACE (BVBI_ERR_FLDH_CONFLICT); |
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| 188 | } |
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| 189 | |
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| 190 | /* Store data as requested */ |
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| 191 | *(pVbi_Fld->pGSData) = *pGSData; |
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| 192 | |
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| 193 | /* Indicate valid data is present */ |
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| 194 | pVbi_Fld->ulWhichPresent |= BVBI_P_SELECT_GS; |
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| 195 | |
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| 196 | BDBG_LEAVE(BVBI_Field_SetGSData_isr); |
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| 197 | return BERR_SUCCESS; |
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| 198 | } |
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| 199 | |
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| 200 | |
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| 201 | /*************************************************************************** |
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| 202 | * Implementation of supporting GS functions that are not in API |
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| 203 | ***************************************************************************/ |
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| 204 | |
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| 205 | BERR_Code BVBI_P_GS_Init( BVBI_P_Handle *pVbi ) |
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| 206 | { |
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| 207 | #if (BVBI_P_NUM_GSE > 0) || (BVBI_P_NUM_GSE_656 > 0) |
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| 208 | uint8_t hwIndex; |
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| 209 | #endif |
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| 210 | |
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| 211 | BDBG_ENTER(BVBI_P_GS_Init); |
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| 212 | |
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| 213 | #if (BVBI_P_NUM_GSE == 0) && (BVBI_P_NUM_GSE_656 == 0) |
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| 214 | BSTD_UNUSED (pVbi); |
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| 215 | #endif |
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| 216 | |
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| 217 | /* Initialize CC encoders */ |
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| 218 | #if (BVBI_P_NUM_GSE > 0) |
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| 219 | for (hwIndex = 0 ; hwIndex < BVBI_P_NUM_GSE ; ++hwIndex) |
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| 220 | BVBI_P_GS_Enc_Init (pVbi->hReg, false, hwIndex); |
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| 221 | #endif |
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| 222 | #if (BVBI_P_NUM_GSE_656 > 0) |
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| 223 | for (hwIndex = 0 ; hwIndex < BVBI_P_NUM_GSE_656 ; ++hwIndex) |
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| 224 | BVBI_P_GS_Enc_Init (pVbi->hReg, true, hwIndex); |
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| 225 | #endif |
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| 226 | |
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| 227 | /* Initialize GS decoders */ |
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| 228 | #ifdef BVBI_P_HAS_GSD /** { **/ |
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| 229 | BVBI_P_GS_Dec_Init(pVbi->hReg, 0x0); |
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| 230 | #endif /** } **/ |
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| 231 | |
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| 232 | BDBG_LEAVE(BVBI_P_GS_Init); |
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| 233 | return BERR_SUCCESS; |
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| 234 | } |
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| 235 | |
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| 236 | /* End of file */ |
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