| 1 | /*************************************************************************** |
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| 2 | * Copyright (c) 2002-2011, 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: bhdcplib_keyloader_stub.c $ |
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| 11 | * $brcm_Revision: Hydra_Software_Devel/8 $ |
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| 12 | * $brcm_Date: 12/12/11 2:30p $ |
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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/syslib/hdcplib/7401/bhdcplib_keyloader_stub.c $ |
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| 19 | * |
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| 20 | * Hydra_Software_Devel/8 12/12/11 2:30p rgreen |
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| 21 | * SW7552-157: Remove unused BHDM_CONFIG_40NM_REV2_SUPPORT macro |
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| 22 | * |
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| 23 | * Hydra_Software_Devel/7 10/11/11 5:21p vle |
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| 24 | * SW7429-5: Add support for 7429 |
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| 25 | * |
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| 26 | * Hydra_Software_Devel/6 1/27/11 6:35p vle |
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| 27 | * SW7422-129: Fix build error when HDCP is not enabled. |
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| 28 | * |
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| 29 | * Hydra_Software_Devel/5 6/15/10 1:36p vle |
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| 30 | * SW7550-458: Fix build warning |
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| 31 | * |
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| 32 | * Hydra_Software_Devel/4 3/15/10 5:30p vle |
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| 33 | * SW7408-28: Fix build error for non-HDCP build. |
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| 34 | * |
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| 35 | * Hydra_Software_Devel/3 12/29/09 3:53p qcheng |
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| 36 | * SW7550-102 : Add Security support for 7550 |
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| 37 | * |
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| 38 | * Hydra_Software_Devel/2 3/18/08 7:18p vle |
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| 39 | * PR 39991: Rename HDMIlib to HDCPlib. Remove unused implementation. |
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| 40 | * |
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| 41 | * Hydra_Software_Devel/1 2/26/08 5:43p jgarrett |
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| 42 | * PR 39991: Renaming new HDMlib to HDCPlib |
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| 43 | * |
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| 44 | * Hydra_Software_Devel/2 8/7/06 6:04p rgreen |
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| 45 | * PR22187: Fix stub to use standalone HSM PI |
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| 46 | * |
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| 47 | * Hydra_Software_Devel/1 6/15/06 1:24p rgreen |
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| 48 | * PR17748: Create separate keyloader source for 740x vs 7038 |
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| 49 | * |
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| 50 | * Hydra_Software_Devel/8 5/2/06 4:23p rgreen |
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| 51 | * PR 20436: Sync up with Aegis 7_0 release |
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| 52 | * |
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| 53 | * Hydra_Software_Devel/7 3/10/06 1:13p rgreen |
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| 54 | * PR19265: Add BCM97400 HDMI Support; No HDCP yet |
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| 55 | * |
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| 56 | * Hydra_Software_Devel/6 1/23/06 8:08p rgreen |
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| 57 | * PR17748: Modify HDMI HDCP to use HSM for chips that support AEGIS |
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| 58 | * |
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| 59 | * Hydra_Software_Devel/5 10/20/05 5:31p erickson |
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| 60 | * PR17108: added temp 7401 hacks |
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| 61 | * |
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| 62 | * Hydra_Software_Devel/4 8/31/05 6:54p rgreen |
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| 63 | * PR9474: Fix big endian support bug |
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| 64 | * |
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| 65 | * Hydra_Software_Devel/3 4/26/05 8:55a rgreen |
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| 66 | * PR12116: Fix bug in HDCP stub key loader to used passed argument vs |
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| 67 | * global |
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| 68 | * |
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| 69 | * Hydra_Software_Devel/2 8/19/04 12:07p rgreen |
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| 70 | * PR12116: Add HDCP Key Loader Support |
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| 71 | * Fix Metrowerks compilation error |
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| 72 | * |
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| 73 | * Hydra_Software_Devel/1 8/18/04 4:34p rgreen |
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| 74 | * PR 12116: Add HDCP Key Loading Support |
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| 75 | * |
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| 76 | ***************************************************************************/ |
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| 77 | |
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| 78 | #include "bstd.h" |
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| 79 | |
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| 80 | #include "bhsm.h" |
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| 81 | #include "bhsm_keyladder.h" |
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| 82 | #include "bhdcplib_keyloader.h" |
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| 83 | #include "breg_endian.h" |
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| 84 | |
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| 85 | BDBG_MODULE(BHDCPLIB_KEYLOADER) ; |
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| 86 | |
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| 87 | |
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| 88 | BERR_Code BHDCPlib_FastLoadEncryptedHdcpKeys( |
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| 89 | BHDCPlib_Handle hHDCPlib) |
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| 90 | { |
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| 91 | #if (BCHP_CHIP ==7550) || (BCHP_CHIP == 7408) || BHDM_CONFIG_40NM_SUPPORT |
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| 92 | |
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| 93 | BDBG_WRN(("*********************************************************")) ; |
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| 94 | BDBG_WRN(("HDCP feature is disabled. HDCP authentication will")) ; |
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| 95 | BDBG_WRN(("not succeed. Please rebuild the application with ")) ; |
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| 96 | BDBG_WRN(("NEXUS_HDCP_SUPPORT=y to enable HDCP")) ; |
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| 97 | BDBG_WRN(("*********************************************************")) ; |
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| 98 | |
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| 99 | BSTD_UNUSED(hHDCPlib); |
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| 100 | return BERR_NOT_SUPPORTED; |
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| 101 | #else |
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| 102 | |
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| 103 | uint8_t i ; |
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| 104 | uint32_t HdcpKey[4] ; |
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| 105 | |
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| 106 | BERR_Code rc = BERR_SUCCESS ; |
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| 107 | BERR_Code errCode = BERR_SUCCESS; |
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| 108 | BHSM_LoadRouteUserKeyIO_t loadRouteUserKeyIO; |
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| 109 | BHDCPlib_EncryptedHdcpKeyStruct * EncryptedHdcpKeys; |
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| 110 | |
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| 111 | BDBG_ASSERT(hHDCPlib) ; |
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| 112 | |
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| 113 | |
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| 114 | /* Get HDCP Encrypted Keys */ |
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| 115 | EncryptedHdcpKeys = (BHDCPlib_EncryptedHdcpKeyStruct *) &hHDCPlib->stHdcpConfiguration.TxKeySet.TxKeyStructure; |
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| 116 | |
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| 117 | BDBG_WRN(("*********************************************************")) ; |
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| 118 | BDBG_WRN(("Loading HDCP Spec 1.1 A1 Transmitter Test Keys...")) ; |
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| 119 | BDBG_WRN(("HDCP Test and Production Keys are not compatible")) ; |
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| 120 | BDBG_WRN(("Test Keys WILL NOT AUTHENTICATE with production TVs, RXs")) ; |
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| 121 | BDBG_WRN(("Separate Agreement needed for use of Encrypted Key Loader")) ; |
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| 122 | BDBG_WRN(("*********************************************************")) ; |
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| 123 | |
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| 124 | |
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| 125 | HdcpKey[1] = 0; |
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| 126 | HdcpKey[0] = 0; |
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| 127 | |
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| 128 | BDBG_MSG(("Start HDCP Key Loading")) ; |
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| 129 | for(i= 0; i < BHDM_HDCP_NUM_KEYS ; i++) |
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| 130 | { |
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| 131 | HdcpKey[3] = EncryptedHdcpKeys[i].HdcpKeyLo ; |
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| 132 | HdcpKey[2] = EncryptedHdcpKeys[i].HdcpKeyHi ; |
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| 133 | |
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| 134 | BREG_LE32(HdcpKey[3]) ; |
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| 135 | BREG_LE32(HdcpKey[2]) ; |
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| 136 | |
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| 137 | #if 0 |
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| 138 | BDBG_MSG(("%08x%08x %08X %08X %08X %08X %d", |
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| 139 | EncryptedHdcpKeys[i].HdcpKeyHi, EncryptedHdcpKeys[i].HdcpKeyLo, |
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| 140 | HdcpKey[3], HdcpKey[2], HdcpKey[1], HdcpKey[0], i)) ; |
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| 141 | #endif |
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| 142 | |
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| 143 | loadRouteUserKeyIO.keySource = BCMD_KeyRamBuf_eSecondRam; /* BCMD_KeyRamBuf_eFirstRam;*/ |
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| 144 | loadRouteUserKeyIO.keySize.eKeySize = BCMD_KeySize_e64; |
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| 145 | BKNI_Memset(loadRouteUserKeyIO.aucKeyData, 0, sizeof(loadRouteUserKeyIO.aucKeyData)); |
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| 146 | |
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| 147 | loadRouteUserKeyIO.aucKeyData[3] = (HdcpKey[2] >> 24) & 0xff ; |
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| 148 | loadRouteUserKeyIO.aucKeyData[2] = (HdcpKey[2] >> 16) & 0xff ; |
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| 149 | loadRouteUserKeyIO.aucKeyData[1] = (HdcpKey[2] >> 8) & 0xff ; |
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| 150 | loadRouteUserKeyIO.aucKeyData[0] = (HdcpKey[2]) & 0xff ; |
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| 151 | |
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| 152 | loadRouteUserKeyIO.aucKeyData[7] = (HdcpKey[3] >> 24) & 0xff ; |
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| 153 | loadRouteUserKeyIO.aucKeyData[6] = (HdcpKey[3] >> 16) & 0xff ; |
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| 154 | loadRouteUserKeyIO.aucKeyData[5] = (HdcpKey[3] >> 8) & 0xff ; |
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| 155 | loadRouteUserKeyIO.aucKeyData[4] = (HdcpKey[3]) & 0xff ; |
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| 156 | |
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| 157 | |
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| 158 | loadRouteUserKeyIO.bIsRouteKeyRequired = true ; |
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| 159 | loadRouteUserKeyIO.keyDestBlckType = BCMD_KeyDestBlockType_eHdmi ; |
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| 160 | loadRouteUserKeyIO.keyDestEntryType = BCMD_KeyDestEntryType_eOddKey; /* Aegis does not care */ |
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| 161 | loadRouteUserKeyIO.caKeySlotType = BCMD_XptSecKeySlot_eType0; /* Aegis does not care */ |
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| 162 | loadRouteUserKeyIO.unKeySlotNum = i ; |
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| 163 | |
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| 164 | errCode= BHSM_LoadRouteUserKey (hHDCPlib->stDependencies.hHsm, &loadRouteUserKeyIO); |
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| 165 | if (errCode != 0) |
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| 166 | { |
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| 167 | BDBG_MSG(("loadRouteUserKeyIO unStatus = 0x%08X", loadRouteUserKeyIO.unStatus)) ; |
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| 168 | BDBG_ERR(("BHSM_LoadRouteUserKey errCode: %x", errCode )) ; |
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| 169 | return errCode; |
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| 170 | } |
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| 171 | } |
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| 172 | |
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| 173 | BDBG_MSG(("END HDCP Key Loading")) ; |
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| 174 | |
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| 175 | return rc ; |
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| 176 | #endif |
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| 177 | } |
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| 178 | |
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| 179 | |
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