xref: /utopia/UTPA2-700.0.x/modules/hdmi/hal/M7621/hdcp/halHDCP.c (revision 53ee8cc121a030b8d368113ac3e966b4705770ef)
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95 ////////////////////////////////////////////////////////////////////////////////////////////////////
96 // file   halHDCP.c
97 // @brief  HDCP HAL
98 // @author MStar Semiconductor,Inc.
99 ////////////////////////////////////////////////////////////////////////////////////////////////////
100 /*********************************************************************/
101 /*                                                                                                                     */
102 /*                                                   Includes                                                      */
103 /*                                                                                                                     */
104 /*********************************************************************/
105 #include <stdio.h>
106 #include <string.h>
107 #include "MsCommon.h"
108 #include "MsTypes.h"
109 #include "regHDCP.h"
110 #include "halHDCP.h"
111 #include "drvCPU.h"
112 
113 #ifndef HAL_HDCP_C
114 #define HAL_HDCP_C
115 
116 /*********************************************************************/
117 /*                                                                                                                     */
118 /*                                                      Defines                                                    */
119 /*                                                                                                                     */
120 /*********************************************************************/
121 #define DEF_HDCP_TX_FUNC_EN     1
122 
123 #if(defined(CONFIG_MLOG))
124 #include "ULog.h"
125 
126 #define HalHDCPLogInfo(format, args...)       ULOGI("HDCP", format, ##args)
127 #define HalHDCPLogWarning(format, args...)    ULOGW("HDCP", format, ##args)
128 #define HalHDCPLogDebug(format, args...)      ULOGD("HDCP", format, ##args)
129 #define HalHDCPLogError(format, args...)      ULOGE("HDCP", format, ##args)
130 #define HalHDCPLogFatal(format, args...)      ULOGF("HDCP", format, ##args)
131 
132 #else
133 
134 #define HalHDCPLogInfo(format, args...)       printf(format, ##args)
135 #define HalHDCPLogWarning(format, args...)    printf(format, ##args)
136 #define HalHDCPLogDebug(format, args...)      printf(format, ##args)
137 #define HalHDCPLogError(format, args...)      printf(format, ##args)
138 #define HalHDCPLogFatal(format, args...)      printf(format, ##args)
139 
140 #endif
141 
142 
143 #define DEF_SIZE_OF_KSXORLC128  16
144 #define DEF_SIZE_OF_RIV         8
145 #define DEF_SIZE_OF_HDCP1X_KEY  304
146 
147 MS_VIRT _gHDCPRegBase = 0x00U;
148 MS_VIRT _gHDCPPMRegBase = 0x00U;
149 
150 #define HDCPREG(bank, addr)     (*((volatile MS_U16 *)((_gHDCPRegBase + (bank << 1U)) + (addr << 2U))))
151 #define HDCPPMREG(bank, addr)   (*((volatile MS_U16 *)((_gHDCPPMRegBase + (bank << 1U)) + (addr << 2U))))
152 
153 #define DEF_HDCP14_M0_SIZE          64U //bytes
154 
155 /*********************************************************************/
156 /*                                                                                                                     */
157 /*                                                    Global                                                        */
158 /*                                                                                                                     */
159 /*********************************************************************/
160 MS_U8 gu8Hdcp1xKey[DEF_SIZE_OF_HDCP1X_KEY]= {0x00};
161 static MS_BOOL gbIsKmNewMode = FALSE;
162 
163 /*********************************************************************/
164 /*                                                                                                                     */
165 /*                                                    Functions                                                    */
166 /*                                                                                                                     */
167 /*********************************************************************/
168 /*********************************************************************/
169 /*                                                                                                                     */
170 /*                                                    Internal                                                      */
171 /*                                                                                                                     */
172 /*********************************************************************/
173 
MHalHdcpRegRead(MS_U32 bank,MS_U16 address)174 MS_U16 MHalHdcpRegRead(MS_U32 bank, MS_U16 address)
175 {
176     return HDCPREG(bank, address);
177 }
178 
MHalHdcpRegWrite(MS_U32 bank,MS_U16 address,MS_U16 reg_data)179 void MHalHdcpRegWrite(MS_U32 bank, MS_U16 address, MS_U16 reg_data)
180 {
181     HDCPREG(bank, address) = reg_data;
182 }
183 
MHalHdcpRegMaskWrite(MS_U32 bank,MS_U16 address,MS_U16 reg_mask,MS_U16 reg_data)184 void MHalHdcpRegMaskWrite(MS_U32 bank, MS_U16 address, MS_U16 reg_mask, MS_U16 reg_data)
185 {
186     MS_U16 reg_value;
187 
188     reg_value = (HDCPREG(bank, address) & (~reg_mask)) | (reg_data & reg_mask);
189     HDCPREG(bank, address) = reg_value;
190 }
191 
MHalHdcpPMRegRead(MS_U32 bank,MS_U16 address)192 MS_U16 MHalHdcpPMRegRead(MS_U32 bank, MS_U16 address)
193 {
194     return HDCPPMREG(bank, address);
195 }
196 
MHalHdcpPMRegWrite(MS_U32 bank,MS_U16 address,MS_U16 reg_data)197 void MHalHdcpPMRegWrite(MS_U32 bank, MS_U16 address, MS_U16 reg_data)
198 {
199     HDCPPMREG(bank, address) = reg_data;
200 }
201 
MHalHdcpPMRegMaskWrite(MS_U32 bank,MS_U16 address,MS_U16 reg_mask,MS_U16 reg_data)202 void MHalHdcpPMRegMaskWrite(MS_U32 bank, MS_U16 address, MS_U16 reg_mask, MS_U16 reg_data)
203 {
204     MS_U16 reg_value;
205 
206     reg_value = (HDCPPMREG(bank, address) & (~reg_mask)) | (reg_data & reg_mask);
207     HDCPPMREG(bank, address) = reg_value;
208 }
209 
210 /*********************************************************************/
211 /*                                                                                                                     */
212 /*                                                    External                                                     */
213 /*                                                                                                                     */
214 /*********************************************************************/
MHal_HDCP_HDCP14TxInitHdcp(MS_U8 u8PortIdx)215 void MHal_HDCP_HDCP14TxInitHdcp(MS_U8 u8PortIdx)
216 {
217     u8PortIdx &= 0x0F;
218 
219     //TBD: get bank offset by port index
220     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0001, 0x8000, 0x8000); // Enable HDCP encryption
221     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x001C, 0x0000); //[4]: 1: km new mode; 0: km old mode
222 }
223 
MHal_HDCP_HDCP14TxLoadKey(MS_U8 * pu8KeyData,MS_BOOL bUseKmNewMode)224 void MHal_HDCP_HDCP14TxLoadKey(MS_U8* pu8KeyData, MS_BOOL bUseKmNewMode)
225 {
226     gbIsKmNewMode = bUseKmNewMode;
227     if (pu8KeyData != NULL)
228         memcpy(gu8Hdcp1xKey, pu8KeyData, DEF_SIZE_OF_HDCP1X_KEY);
229 }
230 
MHal_HDCP_HDCP14TxSetAuthPass(MS_U8 u8PortIdx)231 void MHal_HDCP_HDCP14TxSetAuthPass(MS_U8 u8PortIdx)
232 {
233     u8PortIdx &= 0x0F;
234 
235     //TBD: get bank offset by port index
236     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x000F, 0x000C);
237 }
238 
MHal_HDCP_HDCP14TxEnableENC_EN(MS_U8 u8PortIdx,MS_BOOL bEnable)239 void MHal_HDCP_HDCP14TxEnableENC_EN(MS_U8 u8PortIdx, MS_BOOL bEnable)
240 {
241     u8PortIdx &= 0x0F;
242 
243     if (bEnable == TRUE)
244         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x0008, 0x0008);
245     else
246         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x0008, 0x0000);
247 }
248 
MHal_HDCP_HDCP14TxProcessAn(MS_U8 u8PortIdx,MS_BOOL bUseInternalAn,MS_U8 * pu8An)249 void MHal_HDCP_HDCP14TxProcessAn(MS_U8 u8PortIdx, MS_BOOL bUseInternalAn, MS_U8* pu8An)
250 {
251     MS_U8 i = 0;
252     u8PortIdx &= 0x0F;
253 
254     if (bUseInternalAn == TRUE)
255     {
256         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0001, 0x0100, 0x0100);
257         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x0002, 0x0002);
258         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x0002, 0x0000);
259 
260         MsOS_DelayTaskUs(1);
261 
262         for ( i = 0; i < 4; i++ )
263         {
264             *(pu8An + 2*i) = MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK, 0x0008 + i) & 0x00FF;
265             *(pu8An + 2*i + 1) = (MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK, 0x0008 + i) & 0xFF00) >> 8;
266         }
267     }
268     else
269     {
270         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0001, 0x0100, 0x0000);
271 
272         for ( i = 0; i < 4; i++ )
273         {
274             MHalHdcpRegWrite(DEF_HDCP14_TX_REG_BANK, 0x0008 + i, ((*(pu8An + 2*i + 1) << 8) | (*(pu8An + 2*i))));
275         }
276     }
277 }
278 
279 
MHal_HDCP_HDCP14TxGetAKSV(MS_U8 u8PortIdx,MS_U8 * pu8Aksv)280 void MHal_HDCP_HDCP14TxGetAKSV(MS_U8 u8PortIdx, MS_U8* pu8Aksv)
281 {
282     MS_U8 u8ByteCnt = 0;
283 
284     u8PortIdx &= 0x0F;
285 
286     for (u8ByteCnt = 0; u8ByteCnt < 5; u8ByteCnt++ )
287     {
288         *(pu8Aksv + u8ByteCnt) = gu8Hdcp1xKey[u8ByteCnt];
289     }
290 }
291 
292 
MHal_HDCP_HDCP14TxCompareRi(MS_U8 u8PortIdx,MS_U8 * pu8SinkRi)293 MS_BOOL MHal_HDCP_HDCP14TxCompareRi(MS_U8 u8PortIdx, MS_U8* pu8SinkRi)
294 {
295     MS_BOOL bRet = FALSE;
296     MS_U16 u16SrcRi = 0x0000;
297     MS_U16 ulSinkRi = *pu8SinkRi;
298     u8PortIdx &= 0x0F;
299 
300     do
301     {
302         u16SrcRi = MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK, 0x0000);
303 
304         if(u16SrcRi == ulSinkRi)
305         {
306             bRet = TRUE;
307             break;
308         }
309 
310         u16SrcRi = MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK, 0x0000);
311 
312         if(u16SrcRi == ulSinkRi)
313         {
314             bRet = TRUE;
315             break;
316         }
317 
318     } while (FALSE);
319 
320     return bRet;
321 }
322 
323 
MHal_HDCP_HDCP14TxConfigMode(MS_U8 u8PortIdx,MS_U8 u8Mode)324 void MHal_HDCP_HDCP14TxConfigMode(MS_U8 u8PortIdx, MS_U8 u8Mode)
325 {
326     u8PortIdx &= 0x0F;
327 
328     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0001, 0x0E00, u8Mode << 8);
329 }
330 
331 
MHal_HDCP_HDCP14TxGenerateCipher(MS_U8 u8PortIdx,MS_U8 * pu8Bksv)332 void MHal_HDCP_HDCP14TxGenerateCipher(MS_U8 u8PortIdx, MS_U8* pu8Bksv)
333 {
334 #define DEF_HDCP1X_KEY_OFFSET 8U
335 
336     MS_U8 u8Lm[7] = {0};
337     MS_U8 u8ByteCnt = 0;
338     MS_U8 u8BitCnt = 0;
339     MS_U8 u8LmCnt = 0;
340     MS_U8 u8CarryBit = 0;
341     MS_U8 u8Seed = 0;
342     MS_U8 u8Tmp = 0;
343     MS_U16 u16Offset = 0;
344 
345     for (u8ByteCnt = 0; u8ByteCnt < 5; u8ByteCnt++)
346     {
347         for (u8BitCnt = 0; u8BitCnt < 8; u8BitCnt++)
348         {
349             if (*(pu8Bksv + u8ByteCnt) & (1 << u8BitCnt))
350             {
351                 u8CarryBit = 0;
352                 u16Offset = (u8ByteCnt * 8 + u8BitCnt) * 7 + DEF_HDCP1X_KEY_OFFSET;
353 
354                 for (u8LmCnt = 0; u8LmCnt < 7; u8LmCnt++)
355                 {
356                     u8Seed = (u8LmCnt + gu8Hdcp1xKey[7]) % 7;
357                     u8Tmp = gu8Hdcp1xKey[u16Offset + u8LmCnt] ^ gu8Hdcp1xKey[u8Seed];
358 
359                     u8Lm[u8LmCnt] = u8Lm[u8LmCnt] + u8Tmp + u8CarryBit;
360                     if (((u8CarryBit == 0) && (u8Lm[u8LmCnt] >= u8Tmp)) || ((u8CarryBit == 1) && (u8Lm[u8LmCnt] > u8Tmp)))
361                         u8CarryBit = 0;
362                     else
363                         u8CarryBit = 1;
364                 }
365             }
366         }
367     }
368 
369     u8Tmp = gu8Hdcp1xKey[288];
370 
371     for (u8LmCnt = 0; u8LmCnt < 7; u8LmCnt++)
372     {
373         if (u8LmCnt < 6)
374             u8Lm[u8LmCnt] = u8Lm[u8LmCnt] ^ u8Tmp;
375         else
376             u8Lm[u8LmCnt] = u8Lm[u8LmCnt] ^ (~u8Tmp);
377 
378         if (u8LmCnt % 2 != 0)
379             MHalHdcpRegWrite(DEF_HDCP14_TX_REG_BANK, 0x0004 + (u8LmCnt/2), (u8Lm[u8LmCnt] << 8) | u8Lm[u8LmCnt - 1]);
380     }
381 
382     MHalHdcpRegWrite(DEF_HDCP14_TX_REG_BANK, 0x0007, (u8Tmp << 8) | u8Lm[6]);
383 
384 #undef DEF_HDCP1X_KEY_OFFSET
385 
386 }
387 
MHal_HDCP_HDCP14TxProcessR0(MS_U8 u8PortIdx)388 MS_BOOL MHal_HDCP_HDCP14TxProcessR0(MS_U8 u8PortIdx)
389 {
390     MS_U8 u8Cnt = 0;
391 
392     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x000F, 0x0000);
393     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x000F, 0x0001);
394     MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, 0x0002, 0x000F, 0x0000);
395 
396     while (u8Cnt-- && !(MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK, 0x0002) & 0x0100));
397 
398     return ((u8Cnt == 0) ? FALSE : TRUE);
399 }
400 
MHal_HDCP_HDCP14TxGetM0(MS_U8 u8PortIdx,MS_U8 * pu8M0)401 void MHal_HDCP_HDCP14TxGetM0(MS_U8 u8PortIdx, MS_U8* pu8M0)
402 {
403 #define DEF_HDCP1X_M0_SIZE 8
404     unsigned char u8DataCnt = 0;
405     MS_U16 u16BKOffset = 0x00;
406     MS_U16 u16RegVal = 0x00;
407 
408     u8PortIdx &= 0x0F;
409 
410     for ( u8DataCnt = 0; u8DataCnt < (DEF_HDCP1X_M0_SIZE>>1); u8DataCnt++ )
411     {
412         u16RegVal = MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK + u16BKOffset, 0x0C + u8DataCnt);
413         *(pu8M0 + 2*u8DataCnt) = (MS_U8)(u16RegVal & 0x00FF);
414         *(pu8M0 + 2*u8DataCnt + 1) = (MS_U8)((u16RegVal & 0xFF00)>>8);
415 
416     }
417 #undef DEF_HDCP1X_M0_SIZE
418 }
419 
MHal_HDCP_HDCP14GetM0(MS_U8 u8PortIdx,MS_U8 * pu8Data)420 void MHal_HDCP_HDCP14GetM0(MS_U8 u8PortIdx, MS_U8 *pu8Data)
421 {
422     MS_U8 cnt = 0x00;
423     MS_U16 u16BKOffset = 0x00;
424 
425     u8PortIdx &= 0x0F;
426     u16BKOffset = u8PortIdx * 0x300;
427 
428     for ( cnt = 0; cnt < (DEF_HDCP14_M0_SIZE >> 4); cnt++ )
429     {
430         MS_U16 u16tmpData = 0x00;
431 
432         u16tmpData = MHalHdcpRegRead(DEF_HDCP14_RX_REG_BANK + u16BKOffset, 0x0E + cnt);
433 
434         *(pu8Data + cnt*2) = (MS_U8)(u16tmpData & 0x00FF);
435         *(pu8Data + cnt*2 + 1) = (MS_U8)((u16tmpData & 0xFF00) >> 8);
436     }
437 }
438 
MHal_HDCP_HDCP14FillKey(MS_U8 * pu8KeyData)439 void MHal_HDCP_HDCP14FillKey(MS_U8 *pu8KeyData)
440 {
441     MS_U16 ustemp = 0;
442 
443     MHalHdcpRegMaskWrite(DEF_HDCPKEY_REG_BANK, REG_HDCPKEY_BANK_02_L, BIT(8), BIT(8));
444 
445     // HDCP key
446     MHalHdcpRegMaskWrite(DEF_COMBO_GP_TOP_REG_BANK, REG_COMBO_GP_TOP_40_L, BIT(3)|BIT(2)|BIT(0), BIT(3)|BIT(2)|BIT(0)); // [2]: CPU write enable, [3]: 0: 74 RAM, 1 :HDCP RAM
447     // burst write from address 0x05
448     MHalHdcpRegMaskWrite(DEF_HDCPKEY_REG_BANK, REG_HDCPKEY_BANK_00_L, 0x05, BMASK(9:0)); // address
449 
450     for(ustemp = 0; ustemp < 284; ustemp++)
451     {
452         MHalHdcpRegMaskWrite(DEF_HDCPKEY_REG_BANK, REG_HDCPKEY_BANK_01_L, *(pu8KeyData +ustemp), BMASK(7:0)); // data
453     }
454 
455     MHalHdcpRegMaskWrite(DEF_COMBO_GP_TOP_REG_BANK, REG_COMBO_GP_TOP_40_L, 0, BIT(3)|BIT(2)|BIT(0)); // [2]: CPU write enable, [3]: 0: 74 RAM, 1 :HDCP RAM
456 }
457 
MHal_HDCP_SetBank(MS_U32 u32NonPmBankAddr,MS_U32 u32PmBankAddr)458 void MHal_HDCP_SetBank(MS_U32 u32NonPmBankAddr, MS_U32 u32PmBankAddr)
459 {
460     HalHDCPLogInfo("u32NonPmBankAddr = 0x%X, u32PmBankAddr = 0x%X\r\n", (unsigned int)u32NonPmBankAddr, (unsigned int)u32PmBankAddr);
461     _gHDCPRegBase = u32NonPmBankAddr;
462     _gHDCPPMRegBase = u32PmBankAddr;
463 }
464 
MHal_HDCP_HDCP2TxInit(MS_U8 u8PortIdx,MS_BOOL bEnable)465 void MHal_HDCP_HDCP2TxInit(MS_U8 u8PortIdx, MS_BOOL bEnable)
466 {
467     MS_U16 u16BKOffset = 0x00;
468 
469     MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x0000, 0x11, bEnable ? 0x11 : 0x00); // bit 0: enable hdcp22; bit 4: enable EESS
470     if (bEnable)
471     {
472         MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x0000, 0x02, 0x02); //reset hdcp22 FSM
473         MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x0000, 0x02, 0x00);
474     }
475 }
476 
MHal_HDCP_HDCP2TxEnableEncrypt(MS_U8 u8PortIdx,MS_BOOL bEnable)477 void MHal_HDCP_HDCP2TxEnableEncrypt(MS_U8 u8PortIdx, MS_BOOL bEnable)
478 {
479     MS_U16 u16BKOffset = 0x00;
480 
481     MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x0000, 0x04, bEnable ? 0x04 : 0x00); //bit 2: authentication pass
482     MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x0000, 0x08, bEnable ? 0x08 : 0x00); //bit 3: enable hdcp22 to issue encryption enable signal
483 }
484 
MHal_HDCP_HDCP2TxFillCipherKey(MS_U8 u8PortIdx,MS_U8 * pu8Riv,MS_U8 * pu8KsXORLC128)485 void MHal_HDCP_HDCP2TxFillCipherKey(MS_U8 u8PortIdx, MS_U8 *pu8Riv, MS_U8 *pu8KsXORLC128)
486 {
487     MS_U8 cnt = 0;
488     MS_U16 u16BKOffset = 0x00;
489     //MS_U16 u16RegOffset = 0x00;
490 
491 
492     //Ks^LC128
493     for ( cnt = 0; cnt < (DEF_SIZE_OF_KSXORLC128>>1); cnt++)
494         MHalHdcpRegWrite(DEF_HDCP22_TX_KEY_REG_BANK + u16BKOffset, 0x60 + (DEF_SIZE_OF_KSXORLC128 >> 1) - 1 - cnt, *(pu8KsXORLC128 + cnt*2 + 1)|(*(pu8KsXORLC128 + cnt*2)<<8));
495 
496     //Riv
497     for ( cnt = 0; cnt < (DEF_SIZE_OF_RIV>>1); cnt++)
498         MHalHdcpRegWrite(DEF_HDCP22_TX_KEY_REG_BANK + u16BKOffset, 0x68 + (DEF_SIZE_OF_RIV >> 1) - 1 - cnt, *(pu8Riv + cnt*2 + 1)|(*(pu8Riv + cnt*2)<<8));
499 
500 }
501 
MHal_HDCP_HDCP2TxGetCipherState(MS_U8 u8PortIdx,MS_U8 * pu8State)502 void MHal_HDCP_HDCP2TxGetCipherState(MS_U8 u8PortIdx, MS_U8 *pu8State)
503 {
504     MS_U16 u16BKOffset = 0x00;
505     //MS_U16 u16RegOffset = 0x00;
506 
507     *pu8State = MHalHdcpRegRead(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x00) & 0x0C;
508 }
509 
MHal_HDCP_HDCP2TxSetAuthPass(MS_U8 u8PortIdx,MS_BOOL bEnable)510 void MHal_HDCP_HDCP2TxSetAuthPass(MS_U8 u8PortIdx, MS_BOOL bEnable)
511 {
512     MS_U16 u16BKOffset = 0x00;
513 
514     MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK + u16BKOffset, 0x0000, 0x04, bEnable ? 0x04 : 0x00); //bit 2: authentication pass
515 }
516 
MHal_HDCP_HDCP2RxInit(MS_U8 u8PortIdx)517 void MHal_HDCP_HDCP2RxInit(MS_U8 u8PortIdx)
518 {
519     MS_U16 u16BKOffset = 0x00;
520 
521     u16BKOffset = u8PortIdx * 0x300;
522     // [1] Enable auto-clear SKE status when receiving ake_init; [2] Enable auto-clear SKE status when no hdcp22 capability
523     MHalHdcpRegMaskWrite(DEF_HDCP22_RX_REG_BANK + u16BKOffset, 0x4E, 0x0006, 0x0006);
524 }
525 
MHal_HDCP_HDCP2RxProcessCipher(MS_U8 u8PortIdx,MS_U8 * pu8Riv,MS_U8 * pu8ContentKey)526 void MHal_HDCP_HDCP2RxProcessCipher(MS_U8 u8PortIdx, MS_U8* pu8Riv, MS_U8 *pu8ContentKey)
527 {
528     MS_U8 cnt = 0;
529     MS_U16 u16BKOffset = 0x00;
530     MS_U16 u16RegOffset = 0x00;
531 
532     u16BKOffset = u8PortIdx * 0x300;
533     u16RegOffset = u8PortIdx * 0x0C;
534 
535     HalHDCPLogDebug("%s:: PortIdx : BKOffset : RegOffset = 0x%X : 0x%X : 0x%X\r\n", __FUNCTION__, u8PortIdx, u16BKOffset, u16RegOffset);
536 
537     //Ks^LC128
538     for ( cnt = 0; cnt < (DEF_SIZE_OF_KSXORLC128>>1); cnt++)
539         MHalHdcpRegWrite(DEF_HDCP22_RX_KEY_REG_BANK, u16RegOffset + 0x30 + (DEF_SIZE_OF_KSXORLC128 >> 1) - 1 - cnt, *(pu8ContentKey + cnt*2 + 1)|(*(pu8ContentKey + cnt*2)<<8));
540 
541     //Riv
542     for ( cnt = 0; cnt < (DEF_SIZE_OF_RIV>>1); cnt++)
543         MHalHdcpRegWrite(DEF_HDCP22_RX_KEY_REG_BANK, u16RegOffset + 0x38 + (DEF_SIZE_OF_RIV >> 1) - 1 - cnt, *(pu8Riv + cnt*2 + 1)|(*(pu8Riv + cnt*2)<<8));
544 
545     //Set SKE successful
546     MHalHdcpRegMaskWrite(DEF_HDCP22_RX_REG_BANK + u16BKOffset, 0x4E, 0x0001, 0x0001);
547 }
548 
MHal_HDCP_HDCP2RxSetSKEPass(MS_U8 u8PortIdx,MS_BOOL bEnable)549 void MHal_HDCP_HDCP2RxSetSKEPass(MS_U8 u8PortIdx, MS_BOOL bEnable)
550 {
551     MS_U16 u16BKOffset = 0x00;
552 
553     u16BKOffset = u8PortIdx * 0x300;
554     //Set SKE successful
555     MHalHdcpRegMaskWrite(DEF_HDCP22_RX_REG_BANK + u16BKOffset, 0x4E, 0x0001, bEnable ? 0x0001 : 0x0000);
556 }
557 
MHal_HDCP_HDCP2RxFillCipherKey(MS_U8 u8PortIdx,MS_U8 * pu8Riv,MS_U8 * pu8ContentKey)558 void MHal_HDCP_HDCP2RxFillCipherKey(MS_U8 u8PortIdx, MS_U8* pu8Riv, MS_U8 *pu8ContentKey)
559 {
560     MS_U8 cnt = 0;
561     MS_U16 u16BKOffset = 0x00;
562     MS_U16 u16RegOffset = 0x00;
563 
564     //Ks^LC128
565     for ( cnt = 0; cnt < (DEF_SIZE_OF_KSXORLC128>>1); cnt++)
566         MHalHdcpRegWrite(DEF_HDCP22_RX_KEY_REG_BANK + u16BKOffset, u16RegOffset + 0x30 + (DEF_SIZE_OF_KSXORLC128 >> 1) - 1 - cnt, *(pu8ContentKey + cnt*2 + 1)|(*(pu8ContentKey + cnt*2)<<8));
567 
568     //Riv
569     for ( cnt = 0; cnt < (DEF_SIZE_OF_RIV>>1); cnt++)
570         MHalHdcpRegWrite(DEF_HDCP22_RX_KEY_REG_BANK + u16BKOffset, u16RegOffset + 0x38 + (DEF_SIZE_OF_RIV >> 1) - 1 - cnt, *(pu8Riv + cnt*2 + 1)|(*(pu8Riv + cnt*2)<<8));
571 }
572 
MHal_HDCP_HDCP2RxGetCipherState(MS_U8 u8PortIdx,MS_U8 * pu8State)573 void MHal_HDCP_HDCP2RxGetCipherState(MS_U8 u8PortIdx, MS_U8 *pu8State)
574 {
575     MS_U16 u16BKOffset = 0x00;
576     //MS_U16 u16RegOffset = 0x00;
577 
578     u16BKOffset = u8PortIdx * 0x300;
579 
580     *pu8State = MHalHdcpRegRead(DEF_HDCP22_RX_REG_BANK + u16BKOffset, 0x4E) & 0x01;
581 }
582 
MHal_HDCP_HDCP1TxEncrytionStatus(MS_U8 u8PortIdx,MS_U8 u8SetStatusFlag,MS_U32 u32SetStatus)583 MS_U32 MHal_HDCP_HDCP1TxEncrytionStatus(MS_U8 u8PortIdx, MS_U8 u8SetStatusFlag, MS_U32 u32SetStatus)
584 {
585     MS_U32 u32GetStatus = 0;
586 
587     if(u8SetStatusFlag) // Set HDCP1 encrytion status
588     {
589         MHalHdcpRegMaskWrite(DEF_HDCP14_TX_REG_BANK, REG_HDCP14_TX_02_L, BIT(3), u32SetStatus? BIT(3): 0); //bit 3: enable hdcp14 to issue encryption enable signal
590     }
591 
592     // Get HDCP1 encrytion status
593     if(MHalHdcpRegRead(DEF_HDCP14_TX_REG_BANK, REG_HDCP14_TX_02_L) &BIT(3))
594     {
595         u32GetStatus = TRUE;
596     }
597 
598     return u32GetStatus;
599 }
600 
MHal_HDCP_HDCP2TxEncrytionStatus(MS_U8 u8PortIdx,MS_U8 u8SetStatusFlag,MS_U32 u32SetStatus)601 MS_U32 MHal_HDCP_HDCP2TxEncrytionStatus(MS_U8 u8PortIdx, MS_U8 u8SetStatusFlag, MS_U32 u32SetStatus)
602 {
603     MS_U32 u32GetStatus = 0;
604 
605     if(u8SetStatusFlag) // Set HDCP2 encrytion status
606     {
607         MHalHdcpRegMaskWrite(DEF_HDCP22_TX_REG_BANK, REG_HDCP22_TX_00_L, BIT(3), u32SetStatus? BIT(3): 0); //bit 3: enable hdcp22 to issue encryption enable signal
608     }
609 
610     // Get HDCP2 encrytion status
611     if(MHalHdcpRegRead(DEF_HDCP22_TX_REG_BANK, REG_HDCP22_TX_00_L) &BIT(3))
612     {
613         u32GetStatus = TRUE;
614     }
615 
616     return u32GetStatus;
617 }
618 
MHal_HDCP_HDCPTxHDMIStatus(MS_U8 u8PortIdx,MS_U8 u8SetStatusFlag,MS_U32 u32SetStatus)619 MS_U32 MHal_HDCP_HDCPTxHDMIStatus(MS_U8 u8PortIdx, MS_U8 u8SetStatusFlag, MS_U32 u32SetStatus)
620 {
621     MS_U32 u32GetStatus = 0;
622 
623     if(u8SetStatusFlag) // Set HDNI status
624     {
625         MHalHdcpRegMaskWrite(DEF_HDMITX_PHY_REG_BANK, REG_HDMITX_PHY_39_L, 0xFFFF, u32SetStatus? 0xF000: 0xFFFF);
626         MHalHdcpRegMaskWrite(DEF_HDMITX_PHY_REG_BANK, REG_HDMITX_PHY_2E_L, 0xE800, u32SetStatus? 0xE800: 0x0000);
627     }
628 
629     // Get HDNI status
630     if((MHalHdcpRegRead(DEF_HDMITX_PHY_REG_BANK, REG_HDMITX_PHY_2E_L) &0xE800) == 0xE800)
631     {
632         u32GetStatus = TRUE;
633     }
634 
635     return u32GetStatus;
636 }
637 
638 #endif //#ifndef HAL_HDCP_C
639