Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Loading...
   1
   2
   3
   4
   5
   6
   7
   8
   9
  10
  11
  12
  13
  14
  15
  16
  17
  18
  19
  20
  21
  22
  23
  24
  25
  26
  27
  28
  29
  30
  31
  32
  33
  34
  35
  36
  37
  38
  39
  40
  41
  42
  43
  44
  45
  46
  47
  48
  49
  50
  51
  52
  53
  54
  55
  56
  57
  58
  59
  60
  61
  62
  63
  64
  65
  66
  67
  68
  69
  70
  71
  72
  73
  74
  75
  76
  77
  78
  79
  80
  81
  82
  83
  84
  85
  86
  87
  88
  89
  90
  91
  92
  93
  94
  95
  96
  97
  98
  99
 100
 101
 102
 103
 104
 105
 106
 107
 108
 109
 110
 111
 112
 113
 114
 115
 116
 117
 118
 119
 120
 121
 122
 123
 124
 125
 126
 127
 128
 129
 130
 131
 132
 133
 134
 135
 136
 137
 138
 139
 140
 141
 142
 143
 144
 145
 146
 147
 148
 149
 150
 151
 152
 153
 154
 155
 156
 157
 158
 159
 160
 161
 162
 163
 164
 165
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176
 177
 178
 179
 180
 181
 182
 183
 184
 185
 186
 187
 188
 189
 190
 191
 192
 193
 194
 195
 196
 197
 198
 199
 200
 201
 202
 203
 204
 205
 206
 207
 208
 209
 210
 211
 212
 213
 214
 215
 216
 217
 218
 219
 220
 221
 222
 223
 224
 225
 226
 227
 228
 229
 230
 231
 232
 233
 234
 235
 236
 237
 238
 239
 240
 241
 242
 243
 244
 245
 246
 247
 248
 249
 250
 251
 252
 253
 254
 255
 256
 257
 258
 259
 260
 261
 262
 263
 264
 265
 266
 267
 268
 269
 270
 271
 272
 273
 274
 275
 276
 277
 278
 279
 280
 281
 282
 283
 284
 285
 286
 287
 288
 289
 290
 291
 292
 293
 294
 295
 296
 297
 298
 299
 300
 301
 302
 303
 304
 305
 306
 307
 308
 309
 310
 311
 312
 313
 314
 315
 316
 317
 318
 319
 320
 321
 322
 323
 324
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336
 337
 338
 339
 340
 341
 342
 343
 344
 345
 346
 347
 348
 349
 350
 351
 352
 353
 354
 355
 356
 357
 358
 359
 360
 361
 362
 363
 364
 365
 366
 367
 368
 369
 370
 371
 372
 373
 374
 375
 376
 377
 378
 379
 380
 381
 382
 383
 384
 385
 386
 387
 388
 389
 390
 391
 392
 393
 394
 395
 396
 397
 398
 399
 400
 401
 402
 403
 404
 405
 406
 407
 408
 409
 410
 411
 412
 413
 414
 415
 416
 417
 418
 419
 420
 421
 422
 423
 424
 425
 426
 427
 428
 429
 430
 431
 432
 433
 434
 435
 436
 437
 438
 439
 440
 441
 442
 443
 444
 445
 446
 447
 448
 449
 450
 451
 452
 453
 454
 455
 456
 457
 458
 459
 460
 461
 462
 463
 464
 465
 466
 467
 468
 469
 470
 471
 472
 473
 474
 475
 476
 477
 478
 479
 480
 481
 482
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492
 493
 494
 495
 496
 497
 498
 499
 500
 501
 502
 503
 504
 505
 506
 507
 508
 509
 510
 511
 512
 513
 514
 515
 516
 517
 518
 519
 520
 521
 522
 523
 524
 525
 526
 527
 528
 529
 530
 531
 532
 533
 534
 535
 536
 537
 538
 539
 540
 541
 542
 543
 544
 545
 546
 547
 548
 549
 550
 551
 552
 553
 554
 555
 556
 557
 558
 559
 560
 561
 562
 563
 564
 565
 566
 567
 568
 569
 570
 571
 572
 573
 574
 575
 576
 577
 578
 579
 580
 581
 582
 583
 584
 585
 586
 587
 588
 589
 590
 591
 592
 593
 594
 595
 596
 597
 598
 599
 600
 601
 602
 603
 604
 605
 606
 607
 608
 609
 610
 611
 612
 613
 614
 615
 616
 617
 618
 619
 620
 621
 622
 623
 624
 625
 626
 627
 628
 629
 630
 631
 632
 633
 634
 635
 636
 637
 638
 639
 640
 641
 642
 643
 644
 645
 646
 647
 648
 649
 650
 651
 652
 653
 654
 655
 656
 657
 658
 659
 660
 661
 662
 663
 664
 665
 666
 667
 668
 669
 670
 671
 672
 673
 674
 675
 676
 677
 678
 679
 680
 681
 682
 683
 684
 685
 686
 687
 688
 689
 690
 691
 692
 693
 694
 695
 696
 697
 698
 699
 700
 701
 702
 703
 704
 705
 706
 707
 708
 709
 710
 711
 712
 713
 714
 715
 716
 717
 718
 719
 720
 721
 722
 723
 724
 725
 726
 727
 728
 729
 730
 731
 732
 733
 734
 735
 736
 737
 738
 739
 740
 741
 742
 743
 744
 745
 746
 747
 748
 749
 750
 751
 752
 753
 754
 755
 756
 757
 758
 759
 760
 761
 762
 763
 764
 765
 766
 767
 768
 769
 770
 771
 772
 773
 774
 775
 776
 777
 778
 779
 780
 781
 782
 783
 784
 785
 786
 787
 788
 789
 790
 791
 792
 793
 794
 795
 796
 797
 798
 799
 800
 801
 802
 803
 804
 805
 806
 807
 808
 809
 810
 811
 812
 813
 814
 815
 816
 817
 818
 819
 820
 821
 822
 823
 824
 825
 826
 827
 828
 829
 830
 831
 832
 833
 834
 835
 836
 837
 838
 839
 840
 841
 842
 843
 844
 845
 846
 847
 848
 849
 850
 851
 852
 853
 854
 855
 856
 857
 858
 859
 860
 861
 862
 863
 864
 865
 866
 867
 868
 869
 870
 871
 872
 873
 874
 875
 876
 877
 878
 879
 880
 881
 882
 883
 884
 885
 886
 887
 888
 889
 890
 891
 892
 893
 894
 895
 896
 897
 898
 899
 900
 901
 902
 903
 904
 905
 906
 907
 908
 909
 910
 911
 912
 913
 914
 915
 916
 917
 918
 919
 920
 921
 922
 923
 924
 925
 926
 927
 928
 929
 930
 931
 932
 933
 934
 935
 936
 937
 938
 939
 940
 941
 942
 943
 944
 945
 946
 947
 948
 949
 950
 951
 952
 953
 954
 955
 956
 957
 958
 959
 960
 961
 962
 963
 964
 965
 966
 967
 968
 969
 970
 971
 972
 973
 974
 975
 976
 977
 978
 979
 980
 981
 982
 983
 984
 985
 986
 987
 988
 989
 990
 991
 992
 993
 994
 995
 996
 997
 998
 999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
#

mainmenu "uClinux/Blackfin (w/o MMU) Kernel Configuration"

config MMU
	bool
	default n

config FPU
	bool
	default n

config RWSEM_GENERIC_SPINLOCK
	bool
	default y

config RWSEM_XCHGADD_ALGORITHM
	bool
	default n

config BLACKFIN
	bool
	default y

config ZONE_DMA
	bool
	default y

config BFIN
	bool
	default y

config SEMAPHORE_SLEEPERS
	bool
	default y

config GENERIC_FIND_NEXT_BIT
	bool
	default y

config GENERIC_HWEIGHT
	bool
	default y

config GENERIC_HARDIRQS
	bool
	default y

config GENERIC_IRQ_PROBE
        bool
	default y

config GENERIC_TIME
	bool
	default n

config GENERIC_CALIBRATE_DELAY
	bool
	default y

config FORCE_MAX_ZONEORDER
	int
	default "14"

config GENERIC_CALIBRATE_DELAY
	bool
	default y

config IRQCHIP_DEMUX_GPIO
	bool
	depends on (BF53x || BF561 || BF54x)
	default y

source "init/Kconfig"
source "kernel/Kconfig.preempt"

menu "Blackfin Processor Options"

comment "Processor and Board Settings"

choice
	prompt "CPU"
	default BF533

config BF531
	bool "BF531"
	help
	  BF531 Processor Support.

config BF532
	bool "BF532"
	help
	  BF532 Processor Support.

config BF533
	bool "BF533"
	help
	  BF533 Processor Support.

config BF534
	bool "BF534"
	help
	  BF534 Processor Support.

config BF536
	bool "BF536"
	help
	  BF536 Processor Support.

config BF537
	bool "BF537"
	help
	  BF537 Processor Support.

config BF542
	bool "BF542"
	help
	  BF542 Processor Support.

config BF544
	bool "BF544"
	help
	  BF544 Processor Support.

config BF548
	bool "BF548"
	help
	  BF548 Processor Support.

config BF549
	bool "BF549"
	help
	  BF549 Processor Support.

config BF561
	bool "BF561"
	help
	  Not Supported Yet - Work in progress - BF561 Processor Support.

endchoice

choice
	prompt "Silicon Rev"
	default BF_REV_0_2 if BF537
	default BF_REV_0_3 if BF533
	default BF_REV_0_0 if BF549

config BF_REV_0_0
	bool "0.0"
	depends on (BF549)

config BF_REV_0_2
	bool "0.2"
	depends on (BF537 || BF536 || BF534)

config BF_REV_0_3
	bool "0.3"
	depends on (BF561 || BF537 || BF536 || BF534 || BF533 || BF532 || BF531)

config BF_REV_0_4
	bool "0.4"
	depends on (BF561 || BF533 || BF532 || BF531)

config BF_REV_0_5
	bool "0.5"
	depends on (BF561 || BF533 || BF532 || BF531)

config BF_REV_ANY
	bool "any"

config BF_REV_NONE
	bool "none"

endchoice

config BF53x
	bool
	depends on (BF531 || BF532 || BF533 || BF534 || BF536 || BF537)
	default y

config BF54x
	bool
	depends on (BF542 || BF544 || BF548 || BF549)
	default y

config BFIN_DUAL_CORE
	bool
	depends on (BF561)
	default y

config BFIN_SINGLE_CORE
	bool
	depends on !BFIN_DUAL_CORE
	default y

choice
	prompt "System type"
	default BFIN533_STAMP
	help
	  Do NOT change the board here.  Please use the top level
	  configuration to ensure that all the other settings are
	  correct.

config BFIN533_EZKIT
	bool "BF533-EZKIT"
	depends on (BF533 || BF532 || BF531)
	help
	  BF533-EZKIT-LITE board Support.

config  BFIN533_STAMP
	bool "BF533-STAMP"
	depends on (BF533 || BF532 || BF531)
	help
	  BF533-STAMP board Support.

config BFIN537_STAMP
	bool "BF537-STAMP"
	depends on (BF537 || BF536 || BF534)
	help
	  BF537-STAMP board Support.

config BFIN533_BLUETECHNIX_CM
	bool "Bluetechnix CM-BF533"
	depends on (BF533)
	help
	  CM-BF533 support for EVAL- and DEV-Board.

config BFIN537_BLUETECHNIX_CM
	bool "Bluetechnix CM-BF537"
	depends on (BF537)
	help
	  CM-BF537 support for EVAL- and DEV-Board.

config BFIN548_EZKIT
	bool "BF548-EZKIT"
	depends on (BF548 || BF549)
	  help
	  BFIN548-EZKIT board Support.

config BFIN561_BLUETECHNIX_CM
	bool "Bluetechnix CM-BF561"
	depends on (BF561)
	help
	  CM-BF561 support for EVAL- and DEV-Board.

config BFIN561_EZKIT
	bool "BF561-EZKIT"
	depends on (BF561)
	help
	  BF561-EZKIT-LITE board Support.

config BFIN561_TEPLA
	bool "BF561-TEPLA"
	depends on (BF561)
	help
	 BF561-TEPLA board Support.

config PNAV10
	bool "PNAV 1.0 board"
	depends on (BF537)
	help
	  PNAV 1.0 board Support.

config GENERIC_BOARD
	bool "Custom"
	depends on (BF537 || BF536 \
		|| BF534 || BF561 || BF535 || BF533 || BF532 || BF531)
	help
	  GENERIC or Custom board Support.

endchoice

config MEM_GENERIC_BOARD
	bool
	depends on GENERIC_BOARD
	default y

config MEM_MT48LC64M4A2FB_7E
	bool
	depends on (BFIN533_STAMP)
	default y

config MEM_MT48LC16M16A2TG_75
	bool
	depends on (BFIN533_EZKIT || BFIN561_EZKIT \
		|| BFIN533_BLUETECHNIX_CM || BFIN537_BLUETECHNIX_CM)
	default y

config MEM_MT48LC32M8A2_75
	bool
	depends on (BFIN537_STAMP || PNAV10)
	default y

config MEM_MT48LC8M32B2B5_7
	bool
	depends on (BFIN561_BLUETECHNIX_CM)
	default y

config BFIN_SHARED_FLASH_ENET
	bool
	depends on (BFIN533_STAMP)
	default y

source "arch/blackfin/mach-bf533/Kconfig"
source "arch/blackfin/mach-bf561/Kconfig"
source "arch/blackfin/mach-bf537/Kconfig"
source "arch/blackfin/mach-bf548/Kconfig"

menu "Board customizations"

config CMDLINE_BOOL
	bool "Default bootloader kernel arguments"

config CMDLINE
	string "Initial kernel command string"
	depends on CMDLINE_BOOL
	default "console=ttyBF0,57600"
	help
	  If you don't have a boot loader capable of passing a command line string
	  to the kernel, you may specify one here. As a minimum, you should specify
	  the memory size and the root device (e.g., mem=8M, root=/dev/nfs).

comment "Board Setup"

config CLKIN_HZ
	int "Crystal Frequency in Hz"
	default "11059200" if BFIN533_STAMP
	default "27000000" if BFIN533_EZKIT
	default "25000000" if BFIN537_STAMP
	default "30000000" if BFIN561_EZKIT
	default "24576000" if PNAV10
	help
	  The frequency of CLKIN crystal oscillator on the board in Hz.

config MEM_SIZE
	int "SDRAM Memory Size in MBytes"
	default  32 if BFIN533_EZKIT
	default  64 if BFIN537_STAMP
	default  64 if BFIN561_EZKIT
	default 128 if BFIN533_STAMP
	default  64 if PNAV10

config MEM_ADD_WIDTH
	int "SDRAM Memory Address Width"
	default  9 if BFIN533_EZKIT
	default  9 if BFIN561_EZKIT
	default 10 if BFIN537_STAMP
	default 11 if BFIN533_STAMP
	default 10 if PNAV10

config ENET_FLASH_PIN
	int "PF port/pin used for flash and ethernet sharing"
	depends on (BFIN533_STAMP)
	default  0
	help
	  PF port/pin used for flash and ethernet sharing to allow other PF
	  pins to be used on other platforms without having to touch common
	  code.
	  For example: PF0 --> 0,PF1 --> 1,PF2 --> 2, etc.

config BOOT_LOAD
	hex "Kernel load address for booting"
	default "0x1000"
	help
	  This option allows you to set the load address of the kernel.
	  This can be useful if you are on a board which has a small amount
	  of memory or you wish to reserve some memory at the beginning of
	  the address space.

	  Note that you generally want to keep this value at or above 4k
	  (0x1000) as this will allow the kernel to capture NULL pointer
	  references.

comment "LED Status Indicators"
	depends on (BFIN533_STAMP || BFIN533_BLUETECHNIX_CM)

config BFIN_ALIVE_LED
	bool "Enable Board Alive"
	depends on (BFIN533_STAMP || BFIN533_BLUETECHNIX_CM)
	default n
	help
	  Blink the LEDs you select when the kernel is running.  Helps detect
	  a hung kernel.

config BFIN_ALIVE_LED_NUM
	int "LED"
	depends on BFIN_ALIVE_LED
	range 1 3 if BFIN533_STAMP
	default "3" if BFIN533_STAMP
	help
	  Select the LED (marked on the board) for you to blink.

config BFIN_IDLE_LED
	bool "Enable System Load/Idle LED"
	depends on (BFIN533_STAMP || BFIN533_BLUETECHNIX_CM)
	default n
	help
	  Blinks the LED you select when to determine kernel load.

config BFIN_IDLE_LED_NUM
	int "LED"
	depends on BFIN_IDLE_LED
	range 1 3 if BFIN533_STAMP
	default "2" if BFIN533_STAMP
	help
	  Select the LED (marked on the board) for you to blink.

#
# Sorry - but you need to put the hex address here -
#

# Flag Data register
config BFIN_ALIVE_LED_PORT
	hex
	default 0xFFC00700 if (BFIN533_STAMP)

# Peripheral Flag Direction Register
config BFIN_ALIVE_LED_DPORT
	hex
	default 0xFFC00730 if (BFIN533_STAMP)

config BFIN_ALIVE_LED_PIN
	hex
	default 0x04 if (BFIN533_STAMP && BFIN_ALIVE_LED_NUM = 1)
	default 0x08 if (BFIN533_STAMP && BFIN_ALIVE_LED_NUM = 2)
	default 0x10 if (BFIN533_STAMP && BFIN_ALIVE_LED_NUM = 3)

config BFIN_IDLE_LED_PORT
	hex
	default 0xFFC00700 if (BFIN533_STAMP)

# Peripheral Flag Direction Register
config BFIN_IDLE_LED_DPORT
	hex
	default 0xFFC00730 if (BFIN533_STAMP)

config BFIN_IDLE_LED_PIN
	hex
	default 0x04 if (BFIN533_STAMP && BFIN_IDLE_LED_NUM = 1)
	default 0x08 if (BFIN533_STAMP && BFIN_IDLE_LED_NUM = 2)
	default 0x10 if (BFIN533_STAMP && BFIN_IDLE_LED_NUM = 3)

endmenu


menu "Blackfin Kernel Optimizations"

comment "Timer Tick"

source kernel/Kconfig.hz

comment "Memory Optimizations"

config I_ENTRY_L1
	bool "Locate interrupt entry code in L1 Memory"
	default y
	help
	  If enabled interrupt entry code (STORE/RESTORE CONTEXT) is linked
	  into L1 instruction memory.(less latency)

config EXCPT_IRQ_SYSC_L1
	bool "Locate entire ASM lowlevel excepetion / interrupt - Syscall and CPLB handler code in L1 Memory"
	default y
	help
	  If enabled entire ASM lowlevel exception and interrupt entry code (STORE/RESTORE CONTEXT) is linked
	  into L1 instruction memory.(less latency)

config DO_IRQ_L1
	bool "Locate frequently called do_irq dispatcher function in L1 Memory"
	default y
	help
	  If enabled frequently called do_irq dispatcher function is linked
	  into L1 instruction memory.(less latency)

config CORE_TIMER_IRQ_L1
	bool "Locate frequently called timer_interrupt() function in L1 Memory"
	default y
	help
	  If enabled frequently called timer_interrupt() function is linked
	  into L1 instruction memory.(less latency)

config IDLE_L1
	bool "Locate frequently idle function in L1 Memory"
	default y
	help
	  If enabled frequently called idle function is linked
	  into L1 instruction memory.(less latency)

config SCHEDULE_L1
	bool "Locate kernel schedule function in L1 Memory"
	default y
	help
	  If enabled frequently called kernel schedule is linked
	  into L1 instruction memory.(less latency)

config ARITHMETIC_OPS_L1
	bool "Locate kernel owned arithmetic functions in L1 Memory"
	default y
	help
	  If enabled arithmetic functions are linked
	  into L1 instruction memory.(less latency)

config ACCESS_OK_L1
	bool "Locate access_ok function in L1 Memory"
	default y
	help
	  If enabled access_ok function is linked
	  into L1 instruction memory.(less latency)

config MEMSET_L1
	bool "Locate memset function in L1 Memory"
	default y
	help
	  If enabled memset function is linked
	  into L1 instruction memory.(less latency)

config MEMCPY_L1
	bool "Locate memcpy function in L1 Memory"
	default y
	help
	  If enabled memcpy function is linked
	  into L1 instruction memory.(less latency)

config SYS_BFIN_SPINLOCK_L1
	bool "Locate sys_bfin_spinlock function in L1 Memory"
	default y
	help
	  If enabled sys_bfin_spinlock function is linked
	  into L1 instruction memory.(less latency)

config IP_CHECKSUM_L1
	bool "Locate IP Checksum function in L1 Memory"
	default n
	help
	  If enabled IP Checksum function is linked
	  into L1 instruction memory.(less latency)

config CACHELINE_ALIGNED_L1
	bool "Locate cacheline_aligned data to L1 Data Memory"
	default y if !BF54x
	default n if BF54x
	depends on !BF531
	help
	  If enabled cacheline_anligned data is linked
	  into L1 data memory.(less latency)

config SYSCALL_TAB_L1
	bool "Locate Syscall Table L1 Data Memory"
	default n
	depends on !BF531
	help
	  If enabled the Syscall LUT is linked
	  into L1 data memory.(less latency)

config CPLB_SWITCH_TAB_L1
	bool "Locate CPLB Switch Tables L1 Data Memory"
	default n
	depends on !BF531
	help
	  If enabled the CPLB Switch Tables are linked
	  into L1 data memory.(less latency)

endmenu


choice
	prompt "Kernel executes from"
	help
	  Choose the memory type that the kernel will be running in.

config RAMKERNEL
	bool "RAM"
	help
	  The kernel will be resident in RAM when running.

config ROMKERNEL
	bool "ROM"
	help
	  The kernel will be resident in FLASH/ROM when running.

endchoice

source "mm/Kconfig"

config LARGE_ALLOCS
	bool "Allow allocating large blocks (> 1MB) of memory"
	help
	  Allow the slab memory allocator to keep chains for very large
	  memory sizes - upto 32MB. You may need this if your system has
	  a lot of RAM, and you need to able to allocate very large
	  contiguous chunks. If unsure, say N.

config BFIN_DMA_5XX
	bool "Enable DMA Support"
	depends on (BF533 || BF532 || BF531 || BF537 || BF536 || BF534 || BF561 || BF54x)
	default y
	help
	  DMA driver for BF5xx.

choice
	prompt "Uncached SDRAM region"
	default DMA_UNCACHED_1M
	depends BFIN_DMA_5XX
config DMA_UNCACHED_2M
	bool "Enable 2M DMA region"
config DMA_UNCACHED_1M
	bool "Enable 1M DMA region"
config DMA_UNCACHED_NONE
	bool "Disable DMA region"
endchoice


comment "Cache Support"
config BLKFIN_CACHE
	bool "Enable ICACHE"
config BLKFIN_DCACHE
	bool "Enable DCACHE"
config BLKFIN_DCACHE_BANKA
	bool "Enable only 16k BankA DCACHE - BankB is SRAM"
	depends on BLKFIN_DCACHE && !BF531
	default n
config BLKFIN_CACHE_LOCK
	bool "Enable Cache Locking"

choice
	prompt "Policy"
	depends on BLKFIN_DCACHE
	default BLKFIN_WB
config BLKFIN_WB
	bool "Write back"
	help
	  Write Back Policy:
	    Cached data will be written back to SDRAM only when needed.
	    This can give a nice increase in performance, but beware of
	    broken drivers that do not properly invalidate/flush their
	    cache.

	  Write Through Policy:
	    Cached data will always be written back to SDRAM when the
	    cache is updated.  This is a completely safe setting, but
	    performance is worse than Write Back.

	  If you are unsure of the options and you want to be safe,
	  then go with Write Through.

config BLKFIN_WT
	bool "Write through"
	help
	  Write Back Policy:
	    Cached data will be written back to SDRAM only when needed.
	    This can give a nice increase in performance, but beware of
	    broken drivers that do not properly invalidate/flush their
	    cache.

	  Write Through Policy:
	    Cached data will always be written back to SDRAM when the
	    cache is updated.  This is a completely safe setting, but
	    performance is worse than Write Back.

	  If you are unsure of the options and you want to be safe,
	  then go with Write Through.

endchoice

config L1_MAX_PIECE
	int "Set the max L1 SRAM pieces"
	default 16
	help
	  Set the max memory pieces for the L1 SRAM allocation algorithm.
	  Min value is 16. Max value is 1024.

menu "Clock Settings"


config BFIN_KERNEL_CLOCK
	bool "Re-program Clocks while Kernel boots?"
	default n
	help
	  This option decides if kernel clocks are re-programed from the
	  bootloader settings. If the clocks are not set, the SDRAM settings
	  are also not changed, and the Bootloader does 100% of the hardware
	  configuration.

config VCO_MULT
	int "VCO Multiplier"
	depends on BFIN_KERNEL_CLOCK
	default "22" if BFIN533_EZKIT
	default "45" if BFIN533_STAMP
	default "20" if BFIN537_STAMP
	default "22" if BFIN533_BLUETECHNIX_CM
	default "20" if BFIN537_BLUETECHNIX_CM
	default "20" if BFIN561_BLUETECHNIX_CM
	default "20" if BFIN561_EZKIT

config CCLK_DIV
	int "Core Clock Divider"
	depends on BFIN_KERNEL_CLOCK
	default 1 if BFIN533_EZKIT
	default 1 if BFIN533_STAMP
	default 1 if BFIN537_STAMP
	default 1 if BFIN533_BLUETECHNIX_CM
	default 1 if BFIN537_BLUETECHNIX_CM
	default 1 if BFIN561_BLUETECHNIX_CM
	default 1 if BFIN561_EZKIT

config SCLK_DIV
	int "System Clock Divider"
	depends on BFIN_KERNEL_CLOCK
	default 5 if BFIN533_EZKIT
	default 5 if BFIN533_STAMP
	default 4 if BFIN537_STAMP
	default 5 if BFIN533_BLUETECHNIX_CM
	default 4 if BFIN537_BLUETECHNIX_CM
	default 4 if BFIN561_BLUETECHNIX_CM
	default 5 if BFIN561_EZKIT

config CLKIN_HALF
	bool "Half ClockIn"
	depends on BFIN_KERNEL_CLOCK
	default n

config PLL_BYPASS
	bool "Bypass PLL"
	depends on BFIN_KERNEL_CLOCK
	default n

endmenu

comment "Asynchonous Memory Configuration"

menu "EBIU_AMBCTL Global Control"
config C_AMCKEN
	bool "Enable CLKOUT"
	default y

config C_CDPRIO
	bool "DMA has priority over core for ext. accesses"
	depends on !BF54x
	default n

config C_B0PEN
	depends on BF561
	bool "Bank 0 16 bit packing enable"
	default y

config C_B1PEN
	depends on BF561
	bool "Bank 1 16 bit packing enable"
	default y

config C_B2PEN
	depends on BF561
	bool "Bank 2 16 bit packing enable"
	default y

config C_B3PEN
	depends on BF561
	bool "Bank 3 16 bit packing enable"
	default n

choice
	prompt"Enable Asynchonous Memory Banks"
	default C_AMBEN_ALL

config C_AMBEN
	bool "Disable All Banks"

config C_AMBEN_B0
	bool "Enable Bank 0"

config C_AMBEN_B0_B1
	bool "Enable Bank 0 & 1"

config C_AMBEN_B0_B1_B2
	bool "Enable Bank 0 & 1 & 2"

config C_AMBEN_ALL
	bool "Enable All Banks"
endchoice
endmenu

menu "EBIU_AMBCTL Control"
config BANK_0
	hex "Bank 0"
	default 0x7BB0

config BANK_1
	hex "Bank 1"
	default 0x7BB0

config BANK_2
	hex "Bank 2"
	default 0x7BB0

config BANK_3
	hex "Bank 3"
	default 0x99B3
endmenu

endmenu

#############################################################################
menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"

config PCI
	bool "PCI support"
	help
	  Support for PCI bus.

source "drivers/pci/Kconfig"

config HOTPLUG
	bool "Support for hot-pluggable device"
	  help
	  Say Y here if you want to plug devices into your computer while
	  the system is running, and be able to use them quickly.  In many
	  cases, the devices can likewise be unplugged at any time too.

	  One well known example of this is PCMCIA- or PC-cards, credit-card
	  size devices such as network cards, modems or hard drives which are
	  plugged into slots found on all modern laptop computers.  Another
	  example, used on modern desktops as well as laptops, is USB.

	  Enable HOTPLUG and KMOD, and build a modular kernel.  Get agent
	  software (at <http://linux-hotplug.sourceforge.net/>) and install it.
	  Then your kernel will automatically call out to a user mode "policy
	  agent" (/sbin/hotplug) to load modules and set up software needed
	  to use devices as you hotplug them.

source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

endmenu

menu "Executable file formats"

source "fs/Kconfig.binfmt"

endmenu

menu "Power management options"
source "kernel/power/Kconfig"

choice
	prompt "Select PM Wakeup Event Source"
	default PM_WAKEUP_GPIO_BY_SIC_IWR
	depends on PM
	help
	  If you have a GPIO already configured as input with the corresponding PORTx_MASK
	  bit set - "Specify Wakeup Event by SIC_IWR value"

config PM_WAKEUP_GPIO_BY_SIC_IWR
	bool "Specify Wakeup Event by SIC_IWR value"
config PM_WAKEUP_BY_GPIO
	bool "Cause Wakeup Event by GPIO"
config PM_WAKEUP_GPIO_API
	bool "Configure Wakeup Event by PM GPIO API"

endchoice

config PM_WAKEUP_SIC_IWR
	hex "Wakeup Events (SIC_IWR)"
	depends on PM_WAKEUP_GPIO_BY_SIC_IWR
	default 0x80000000 if (BF537 || BF536 || BF534)
	default 0x100000 if (BF533 || BF532 || BF531)

config PM_WAKEUP_GPIO_NUMBER
	int "Wakeup GPIO number"
	range 0 47
	depends on PM_WAKEUP_BY_GPIO
	default 2 if BFIN537_STAMP

choice
	prompt "GPIO Polarity"
	depends on PM_WAKEUP_BY_GPIO
	default PM_WAKEUP_GPIO_POLAR_H
config  PM_WAKEUP_GPIO_POLAR_H
	bool "Active High"
config  PM_WAKEUP_GPIO_POLAR_L
	bool "Active Low"
config  PM_WAKEUP_GPIO_POLAR_EDGE_F
	bool "Falling EDGE"
config  PM_WAKEUP_GPIO_POLAR_EDGE_R
	bool "Rising EDGE"
config  PM_WAKEUP_GPIO_POLAR_EDGE_B
	bool "Both EDGE"
endchoice

endmenu

if (BF537 || BF533 || BF54x)

menu "CPU Frequency scaling"

source "drivers/cpufreq/Kconfig"

config CPU_FREQ
	bool
	default n
	help
	  If you want to enable this option, you should select the
	  DPMC driver from Character Devices.
endmenu

endif

source "net/Kconfig"

source "drivers/Kconfig"

source "fs/Kconfig"

source "arch/blackfin/oprofile/Kconfig"

menu "Kernel hacking"

source "lib/Kconfig.debug"

config DEBUG_HWERR
	bool "Hardware error interrupt debugging"
	depends on DEBUG_KERNEL
	help
	  When enabled, the hardware error interrupt is never disabled, and
	  will happen immediately when an error condition occurs.  This comes
	  at a slight cost in code size, but is necessary if you are getting
	  hardware error interrupts and need to know where they are coming
	  from.

config DEBUG_ICACHE_CHECK
	bool "Check Instruction cache coherancy"
	depends on DEBUG_KERNEL
	depends on DEBUG_HWERR
	help
	  Say Y here if you are getting wierd unexplained errors. This will
	  ensure that icache is what SDRAM says it should be, by doing a
	  byte wise comparision between SDRAM and instruction cache. This
	  also relocates the irq_panic() function to L1 memory, (which is
	  un-cached).

config DEBUG_KERNEL_START
	bool "Debug Kernel Startup"
	depends on DEBUG_KERNEL
	help
	  Say Y here to put in an mini-execption handler before the kernel
	  replaces the bootloader exception handler. This will stop kernels
	  from dieing at startup with no visible error messages.

config DEBUG_SERIAL_EARLY_INIT
	bool "Initialize serial driver early"
	default n
	depends on SERIAL_BFIN
	help
	  Say Y here if you want to get kernel output early when kernel
	  crashes before the normal console initialization. If this option
	  is enable, console output will always go to the ttyBF0, no matter
	  what kernel boot paramters you set.

config DEBUG_HUNT_FOR_ZERO
	bool "Catch NULL pointer reads/writes"
	default y
	help
	  Say Y here to catch reads/writes to anywhere in the memory range
	  from 0x0000 - 0x0FFF (the first 4k) of memory.  This is useful in
	  catching common programming errors such as NULL pointer dereferences.

	  Misbehaving applications will be killed (generate a SEGV) while the
	  kernel will trigger a panic.

	  Enabling this option will take up an extra entry in CPLB table.
	  Otherwise, there is no extra overhead.

config DEBUG_BFIN_NO_KERN_HWTRACE
	bool "Trace user apps (turn off hwtrace in kernel)"
	default n
	help
	  Some pieces of the kernel contain a lot of flow changes which can
	  quickly fill up the hardware trace buffer.  When debugging crashes,
	  the hardware trace may indicate that the problem lies in kernel
	  space when in reality an application is buggy.

	  Say Y here to disable hardware tracing in some known "jumpy" pieces
	  of code so that the trace buffer will extend further back.

config DUAL_CORE_TEST_MODULE
	tristate "Dual Core Test Module"
	depends on (BF561)
	default n
	help
	  Say Y here to build-in dual core test module for dual core test.

config CPLB_INFO
	bool "Display the CPLB information"
	help
	  Display the CPLB information.

config ACCESS_CHECK
	bool "Check the user pointer address"
	default y
	help
	  Usually the pointer transfer from user space is checked to see if its
	  address is in the kernel space.

	  Say N here to disable that check to improve the performance.

endmenu

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"