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首页DM8148 Imaging Subsystem (ISS) 技术详解
DM8148 Imaging Subsystem (ISS) 技术详解
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更新于2024-07-17
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"DM8148 ISS技术文档提供了关于Imaging Subsystem (ISS)的详细信息,涵盖了模块的集成、功能描述、所有寄存器的说明,以及与之相关的接口如CSI2 PHY、Stall Controller、SC、BTE和CBUFF等。此外,文档还深入介绍了Image Signal Processor (ISP)的概述、集成、功能描述、编程模型和寄存器细节。"
DM8148是一款由Texas Instruments(TI)制造的Digital Media Processor,其Imaging Subsystem (ISS)是专为处理数字媒体信号而设计的关键组件。ISS主要负责图像和视频数据的捕获、处理和传输,广泛应用于高清摄像头和其他多媒体设备。
1. **ISS Overview**:ISS是DM8148处理器中的一个核心部分,它整合了多种硬件单元,用于高效处理来自传感器的原始图像数据。这个模块确保了从输入到输出的整个图像处理流程的顺畅进行。
2. **ISS Integration**:ISS被设计成能够无缝集成到系统中,与各种外围设备如传感器、存储器和显示设备通信。它通过不同的接口如CSI2(串行摄像头接口)与外部设备连接。
3. **ISS Functional Description**:ISS的功能包括但不限于色彩空间转换、白平衡控制、曝光调整、噪声过滤、图像缩放等,这些功能有助于优化图像质量并适应不同环境条件。
4. **ISS Registers**:文档详细列出了所有与ISS相关的寄存器,这些寄存器是控制和配置ISS功能的关键,允许开发者通过编程来定制处理流程。
5. **ISS Interfaces**:这部分详细介绍了各个接口,如CSI2 PHY的物理层特性,Stall Controller的同步和流控机制,以及TCTRL、BTE和CBUFF等子系统的功能和操作。
6. **ISS ISP (Image Signal Processor)**:ISP是ISS中的重要组成部分,负责对传感器捕获的原始图像数据进行预处理。它包括ISP的概述、集成方式、功能描述、编程模型以及一系列的ISP特定寄存器。
7. **ISP Programming Model**:该部分提供了ISP的编程指南,帮助开发者理解和利用ISP的处理能力,创建自定义的图像处理流程。
8. **ISP Registers**:ISP寄存器部分详细列出了所有与ISP操作相关的寄存器,这些寄存器控制着ISP的各种参数和设置,如曝光时间、增益控制、色彩校正等。
这份文档对于开发基于DM8148平台的多媒体应用,尤其是涉及到图像和视频处理的项目来说,是非常宝贵的参考资料。它不仅提供了硬件层面的深入理解,也为软件开发人员提供了实现高效图像处理算法的指导。
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16
SPRUHL6A–January 2013–Revised June 2016
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Copyright © 2013–2016, Texas Instruments Incorporated
List of Tables
339 RZA_SDR_Y_SAD_L .................................................................................................... 581
340 RZA_SDR_Y_OFT ....................................................................................................... 582
341 RZA_SDR_Y_PTR_S .................................................................................................... 582
342 RZA_SDR_Y_PTR_E .................................................................................................... 583
343 RZA_SDR_C_BAD_H.................................................................................................... 583
344 RZA_SDR_C_BAD_L .................................................................................................... 584
345 RZA_SDR_C_SAD_H.................................................................................................... 584
346 RZA_SDR_C_SAD_L .................................................................................................... 585
347 RZA_SDR_C_OFT ....................................................................................................... 585
348 RZA_SDR_C_PTR_S .................................................................................................... 586
349 RZA_SDR_C_PTR_E .................................................................................................... 586
350 RZB_EN.................................................................................................................... 587
351 RZB_MODE ............................................................................................................... 587
352 RZB_420................................................................................................................... 588
353 RZB_I_VPS................................................................................................................ 589
354 RZB_I_HPS................................................................................................................ 589
355 RZB_O_VSZ............................................................................................................... 590
356 RZB_O_HSZ .............................................................................................................. 590
357 RZB_V_PHS_Y ........................................................................................................... 591
358 RZB_V_PHS_C ........................................................................................................... 591
359 RZB_V_DIF................................................................................................................ 592
360 RZB_V_TYP............................................................................................................... 592
361 RZB_V_LPF ............................................................................................................... 593
362 RZB_H_PHS .............................................................................................................. 593
363 RZB_H_PHS_ADJ........................................................................................................ 594
364 RZB_H_DIF................................................................................................................ 594
365 RZB_H_TYP............................................................................................................... 595
366 RZB_H_LPF ............................................................................................................... 595
367 RZB_DWN_EN............................................................................................................ 596
368 RZB_DWN_AV............................................................................................................ 597
369 RZB_RGB_EN ............................................................................................................ 598
370 RZB_RGB_TYP........................................................................................................... 599
371 RZB_RGB_BLD........................................................................................................... 600
372 RZB_SDR_Y_BAD_H.................................................................................................... 600
373 RZB_SDR_Y_BAD_L .................................................................................................... 601
374 RZB_SDR_Y_SAD_H.................................................................................................... 602
375 RZB_SDR_Y_SAD_L .................................................................................................... 603
376 RZB_SDR_Y_OFT ....................................................................................................... 604
377 RZB_SDR_Y_PTR_S .................................................................................................... 604
378 RZB_SDR_Y_PTR_E .................................................................................................... 605
379 RZB_SDR_C_BAD_H.................................................................................................... 606
380 RZB_SDR_C_BAD_L .................................................................................................... 606
381 RZB_SDR_C_SAD_H.................................................................................................... 607
382 RZB_SDR_C_SAD_L .................................................................................................... 607
383 RZB_SDR_C_OFT ....................................................................................................... 608
384 RZB_SDR_C_PTR_S .................................................................................................... 608
385 RZB_SDR_C_PTR_E .................................................................................................... 609
386 ISS IPIPE Registers Mapping Summary .............................................................................. 610
387 IPIPE_SRC_EN ........................................................................................................... 616
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17
SPRUHL6A–January 2013–Revised June 2016
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Copyright © 2013–2016, Texas Instruments Incorporated
List of Tables
388 IPIPE_SRC_MODE....................................................................................................... 616
389 IPIPE_SRC_FMT ......................................................................................................... 617
390 IPIPE_SRC_COL ......................................................................................................... 618
391 IPIPE_SRC_VPS ......................................................................................................... 619
392 IPIPE_SRC_VSZ ......................................................................................................... 619
393 IPIPE_SRC_HPS ......................................................................................................... 620
394 IPIPE_SRC_HSZ ......................................................................................................... 620
395 IPIPE_SEL_SBU.......................................................................................................... 621
396 IPIPE_SRC_STA ......................................................................................................... 621
397 IPIPE_GCK_MMR ........................................................................................................ 622
398 IPIPE_GCK_PIX .......................................................................................................... 623
399 IPIPE_DPC_LUT_EN .................................................................................................... 624
400 IPIPE_DPC_LUT_SEL ................................................................................................... 624
401 IPIPE_DPC_LUT_ADR .................................................................................................. 625
402 IPIPE_DPC_LUT_SIZ.................................................................................................... 625
403 IPIPE_DPC_OTF_EN .................................................................................................... 626
404 IPIPE_DPC_OTF_TYP................................................................................................... 626
405 IPIPE_DPC_OTF_2_D_THR_R ........................................................................................ 627
406 IPIPE_DPC_OTF_2_D_THR_GR ...................................................................................... 627
407 IPIPE_DPC_OTF_2_D_THR_GB ...................................................................................... 628
408 IPIPE_DPC_OTF_2_D_THR_B ........................................................................................ 628
409 IPIPE_DPC_OTF_2_C_THR_R ........................................................................................ 629
410 IPIPE_DPC_OTF_2_C_THR_GR ...................................................................................... 629
411 IPIPE_DPC_OTF_2_C_THR_GB ...................................................................................... 630
412 IPIPE_DPC_OTF_2_C_THR_B ........................................................................................ 630
413 IPIPE_DPC_OTF_3_SHF ............................................................................................... 631
414 IPIPE_DPC_OTF_3_D_THR............................................................................................ 631
415 IPIPE_DPC_OTF_3_D_SPL ............................................................................................ 632
416 IPIPE_DPC_OTF_3_D_MIN ............................................................................................ 632
417 IPIPE_DPC_OTF_3_D_MAX ........................................................................................... 633
418 IPIPE_DPC_OTF_3_C_THR............................................................................................ 633
419 IPIPE_DPC_OTF_3_C_SLP ............................................................................................ 634
420 IPIPE_DPC_OTF_3_C_MIN ............................................................................................ 634
421 IPIPE_DPC_OTF_3_C_MAX ........................................................................................... 635
422 IPIPE_LSC_VOFT ........................................................................................................ 635
423 IPIPE_LSC_VA2 .......................................................................................................... 636
424 IPIPE_LSC_VA1 .......................................................................................................... 636
425 IPIPE_LSC_VS............................................................................................................ 637
426 IPIPE_LSC_HOFT........................................................................................................ 637
427 IPIPE_LSC_HA2.......................................................................................................... 638
428 IPIPE_LSC_HA1.......................................................................................................... 638
429 IPIPE_LSC_HS ........................................................................................................... 639
430 IPIPE_LSC_GAN_R...................................................................................................... 639
431 IPIPE_LSC_GAN_GR.................................................................................................... 640
432 IPIPE_LSC_GAN_GB.................................................................................................... 640
433 IPIPE_LSC_GAN_B ...................................................................................................... 641
434 IPIPE_LSC_OFT_R ...................................................................................................... 641
435 IPIPE_LSC_OFT_GR .................................................................................................... 642
436 IPIPE_LSC_OFT_GB .................................................................................................... 642
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18
SPRUHL6A–January 2013–Revised June 2016
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Copyright © 2013–2016, Texas Instruments Incorporated
List of Tables
437 IPIPE_LSC_OFT_B ...................................................................................................... 643
438 IPIPE_LSC_SHF.......................................................................................................... 643
439 IPIPE_LSC_MAX ......................................................................................................... 644
440 IPIPE_D2F_1ST_EN ..................................................................................................... 644
441 IPIPE_D2F_1ST_TYP.................................................................................................... 645
442 IPIPE_D2F_1ST_THR_00............................................................................................... 645
443 IPIPE_D2F_1ST_THR_01............................................................................................... 646
444 IPIPE_D2F_1ST_THR_02............................................................................................... 646
445 IPIPE_D2F_1ST_THR_03............................................................................................... 647
446 IPIPE_D2F_1ST_THR_04............................................................................................... 647
447 IPIPE_D2F_1ST_THR_05............................................................................................... 648
448 IPIPE_D2F_1ST_THR_06............................................................................................... 648
449 IPIPE_D2F_1ST_THR_07............................................................................................... 649
450 IPIPE_D2F_1ST_STR_00 ............................................................................................... 649
451 IPIPE_D2F_1ST_STR_01 ............................................................................................... 650
452 IPIPE_D2F_1ST_STR_02 ............................................................................................... 650
453 IPIPE_D2F_1ST_STR_03 ............................................................................................... 651
454 IPIPE_D2F_1ST_STR_04 ............................................................................................... 651
455 IPIPE_D2F_1ST_STR_05 ............................................................................................... 652
456 IPIPE_D2F_1ST_STR_06 ............................................................................................... 652
457 IPIPE_D2F_1ST_STR_07 ............................................................................................... 653
458 IPIPE_D2F_1ST_EDG_MIN............................................................................................. 653
459 IPIPE_D2F_1ST_EDG_MAX............................................................................................ 654
460 IPIPE_D2F_2ND_EN..................................................................................................... 654
461 IPIPE_D2F_2ND_TYP ................................................................................................... 655
462 IPIPE_D2F_2ND_THR00................................................................................................ 656
463 IPIPE_D2F_2ND_THR01................................................................................................ 656
464 IPIPE_D2F_2ND_THR02................................................................................................ 657
465 IPIPE_D2F_2ND_THR03................................................................................................ 657
466 IPIPE_D2F_2ND_THR04................................................................................................ 658
467 IPIPE_D2F_2ND_THR05................................................................................................ 658
468 IPIPE_D2F_2ND_THR06................................................................................................ 659
469 IPIPE_D2F_2ND_THR07................................................................................................ 659
470 IPIPE_D2F_2ND_STR_00 .............................................................................................. 660
471 IPIPE_D2F_2ND_STR_01 .............................................................................................. 660
472 IPIPE_D2F_2ND_STR_02 .............................................................................................. 661
473 IPIPE_D2F_2ND_STR_03 .............................................................................................. 661
474 IPIPE_D2F_2ND_STR_04 .............................................................................................. 662
475 IPIPE_D2F_2ND_STR_05 .............................................................................................. 662
476 IPIPE_D2F_2ND_STR_06 .............................................................................................. 663
477 IPIPE_D2F_2ND_STR_07 .............................................................................................. 663
478 IPIPE_D2F_2ND_EDG_MIN ............................................................................................ 664
479 IPIPE_D2F_2ND_EDG_MAX ........................................................................................... 664
480 IPIPE_GIC_EN............................................................................................................ 665
481 IPIPE_GIC_TYP .......................................................................................................... 665
482 IPIPE_GIC_GAN.......................................................................................................... 666
483 IPIPE_GIC_NFGAIN ..................................................................................................... 666
484 IPIPE_GIC_THR .......................................................................................................... 667
485 IPIPE_GIC_SLP .......................................................................................................... 667
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19
SPRUHL6A–January 2013–Revised June 2016
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Copyright © 2013–2016, Texas Instruments Incorporated
List of Tables
486 IPIPE_WB2_OFT_R...................................................................................................... 668
487 IPIPE_WB2_OFT_GR.................................................................................................... 668
488 IPIPE_WB2_OFT_GB.................................................................................................... 669
489 IPIPE_WB2_OFT_B...................................................................................................... 669
490 IPIPE_WB2_WGN_R .................................................................................................... 670
491 IPIPE_WB2_WGN_GR .................................................................................................. 670
492 IPIPE_WB2_WGN_GB................................................................................................... 671
493 IPIPE_WB2_WGN_B..................................................................................................... 671
494 IPIPE_CFA_MODE....................................................................................................... 672
495 IPIPE_CFA_2DIR_HPF_THR........................................................................................... 672
496 IPIPE_CFA_2DIR_HPF_SLP ........................................................................................... 673
497 IPIPE_CFA_2DIR_MIX_THR ........................................................................................... 673
498 IPIPE_CFA_2DIR_MIX_SLP ............................................................................................ 674
499 IPIPE_CFA_2DIR_DIR_TRH............................................................................................ 674
500 IPIPE_CFA_2DIR_DIR_SLP ............................................................................................ 675
501 IPIPE_CFA_2DIR_NDWT ............................................................................................... 675
502 IPIPE_CFA_MONO_HUE_FRA ........................................................................................ 676
503 IPIPE_CFA_MONO_EDG_THR ........................................................................................ 676
504 IPIPE_CFA_MONO_THR_MIN ......................................................................................... 677
505 IPIPE_CFA_MONO_THR_SLP ......................................................................................... 677
506 IPIPE_CFA_MONO_SLP_MIN.......................................................................................... 678
507 IPIPE_CFA_MONO_SLP_SLP ......................................................................................... 678
508 IPIPE_CFA_MONO_LPWT.............................................................................................. 679
509 IPIPE_RGB1_MUL_RR .................................................................................................. 679
510 IPIPE_RGB1_MUL_GR.................................................................................................. 680
511 IPIPE_RGB1_MUL_BR .................................................................................................. 680
512 IPIPE_RGB1_MUL_RG.................................................................................................. 681
513 IPIPE_RGB1_MUL_GG.................................................................................................. 681
514 IPIPE_RGB1_MUL_BG .................................................................................................. 682
515 IPIPE_RGB1_MUL_RB .................................................................................................. 682
516 IPIPE_RGB1_MUL_GB .................................................................................................. 683
517 IPIPE_RGB1_MUL_BB .................................................................................................. 683
518 IPIPE_RGB1_OFT_OR .................................................................................................. 684
519 IPIPE_RGB1_OFT_OG .................................................................................................. 684
520 IPIPE_RGB1_OFT_OB .................................................................................................. 685
521 IPIPE_GMM_CFG ........................................................................................................ 686
522 IPIPE_RGB2_MUL_RR .................................................................................................. 687
523 IPIPE_RGB2_MUL_GR.................................................................................................. 687
524 IPIPE_RGB2_MUL_BR .................................................................................................. 688
525 IPIPE_RGB2_MUL_RG.................................................................................................. 688
526 IPIPE_RGB2_MUL_GG.................................................................................................. 689
527 IPIPE_RGB2_MUL_BG .................................................................................................. 689
528 IPIPE_RGB2_MUL_RB .................................................................................................. 690
529 IPIPE_RGB2_MUL_GB .................................................................................................. 690
530 IPIPE_RGB2_MUL_BB .................................................................................................. 691
531 IPIPE_RGB2_OFT_OR .................................................................................................. 691
532 IPIPE_RGB2_OFT_OG .................................................................................................. 692
533 IPIPE_RGB2_OFT_OB .................................................................................................. 692
534 IPIPE_3DLUT_EN ........................................................................................................ 693
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20
SPRUHL6A–January 2013–Revised June 2016
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Copyright © 2013–2016, Texas Instruments Incorporated
List of Tables
535 IPIPE_YUV_ADJ.......................................................................................................... 693
536 IPIPE_YUV_MUL_RY.................................................................................................... 694
537 IPIPE_YUV_MUL_GY.................................................................................................... 694
538 IPIPE_YUV_MUL_BY .................................................................................................... 695
539 IPIPE_YUV_MUL_RCB .................................................................................................. 695
540 IPIPE_YUV_MUL_GCB.................................................................................................. 696
541 IPIPE_YUV_MUL_BCB .................................................................................................. 696
542 IPIPE_YUV_MUL_RCR.................................................................................................. 697
543 IPIPE_YUV_MUL_GCR.................................................................................................. 697
544 IPIPE_YUV_MUL_BCR .................................................................................................. 698
545 IPIPE_YUV_OFT_Y ...................................................................................................... 698
546 IPIPE_YUV_OFT_CB .................................................................................................... 699
547 IPIPE_YUV_OFT_CR .................................................................................................... 699
548 IPIPE_YUV_PHS ......................................................................................................... 700
549 IPIPE_GBCE_EN ......................................................................................................... 701
550 IPIPE_GBCE_TYP ....................................................................................................... 702
551 IPIPE_YEE_EN ........................................................................................................... 702
552 IPIPE_YEE_TYP.......................................................................................................... 703
553 IPIPE_YEE_SHF.......................................................................................................... 703
554 IPIPE_YEE_MUL_00..................................................................................................... 704
555 IPIPE_YEE_MUL_01..................................................................................................... 704
556 IPIPE_YEE_MUL_02..................................................................................................... 705
557 IPIPE_YEE_MUL_10..................................................................................................... 705
558 IPIPE_YEE_MUL_11..................................................................................................... 706
559 IPIPE_YEE_MUL_12..................................................................................................... 706
560 IPIPE_YEE_MUL_20..................................................................................................... 707
561 IPIPE_YEE_MUL_21..................................................................................................... 707
562 IPIPE_YEE_MUL_22..................................................................................................... 708
563 IPIPE_YEE_THR ......................................................................................................... 708
564 IPIPE_YEE_E_GAN...................................................................................................... 709
565 IPIPE_YEE_E_THR_1 ................................................................................................... 709
566 IPIPE_YEE_E_THR_2 ................................................................................................... 710
567 IPIPE_YEE_G_GAN...................................................................................................... 710
568 IPIPE_YEE_G_OFT ...................................................................................................... 711
569 IPIPE_CAR_EN ........................................................................................................... 711
570 IPIPE_CAR_TYP ......................................................................................................... 712
571 IPIPE_CAR_SW .......................................................................................................... 712
572 IPIPE_CAR_HPF_TYP................................................................................................... 713
573 IPIPE_CAR_HPF_SHF .................................................................................................. 713
574 IPIPE_CAR_HPF_THR .................................................................................................. 714
575 IPIPE_CAR_GN1_GAN.................................................................................................. 714
576 IPIPE_CAR_GN1_SHF .................................................................................................. 715
577 IPIPE_CAR_GN1_MIN................................................................................................... 715
578 IPIPE_CAR_GN2_GAN.................................................................................................. 716
579 IPIPE_CAR_GN2_SHF .................................................................................................. 716
580 IPIPE_CAR_GN2_MIN................................................................................................... 717
581 IPIPE_CGS_EN........................................................................................................... 717
582 IPIPE_CGS_GN1_L_THR ............................................................................................... 718
583 IPIPE_CGS_GN1_L_GAIN.............................................................................................. 718
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