Root/arch/cris/Kconfig

1config MMU
2    bool
3    default y
4
5config ZONE_DMA
6    bool
7    default y
8
9config RWSEM_GENERIC_SPINLOCK
10    bool
11    default y
12
13config RWSEM_XCHGADD_ALGORITHM
14    bool
15
16config ARCH_HAS_ILOG2_U32
17    bool
18    default n
19
20config ARCH_HAS_ILOG2_U64
21    bool
22    default n
23
24config GENERIC_HWEIGHT
25    bool
26    default y
27
28config GENERIC_CALIBRATE_DELAY
29    bool
30    default y
31
32config NO_IOPORT
33    def_bool y
34
35config FORCE_MAX_ZONEORDER
36    int
37    default 6
38
39config CRIS
40    bool
41    default y
42    select HAVE_IDE
43    select GENERIC_ATOMIC64
44    select HAVE_GENERIC_HARDIRQS
45    select ARCH_WANT_IPC_PARSE_VERSION
46    select GENERIC_IRQ_SHOW
47    select GENERIC_IOMAP
48    select GENERIC_SMP_IDLE_THREAD if ETRAX_ARCH_V32
49    select GENERIC_CMOS_UPDATE
50
51config HZ
52    int
53    default 100
54
55source "init/Kconfig"
56
57source "kernel/Kconfig.freezer"
58
59menu "General setup"
60
61source "fs/Kconfig.binfmt"
62
63config ETRAX_CMDLINE
64    string "Kernel command line"
65    default "root=/dev/mtdblock3"
66    help
67      Pass additional commands to the kernel.
68
69config ETRAX_WATCHDOG
70    bool "Enable ETRAX watchdog"
71    help
72      Enable the built-in watchdog timer support on ETRAX based embedded
73      network computers.
74
75config ETRAX_WATCHDOG_NICE_DOGGY
76    bool "Disable watchdog during Oops printouts"
77    depends on ETRAX_WATCHDOG
78    help
79      By enabling this you make sure that the watchdog does not bite while
80      printing oopses. Recommended for development systems but not for
81      production releases.
82
83config ETRAX_FAST_TIMER
84       bool "Enable ETRAX fast timer API"
85       help
86         This options enables the API to a fast timer implementation using
87     timer1 to get sub jiffie resolution timers (primarily one-shot
88     timers).
89     This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
90
91config ETRAX_KMALLOCED_MODULES
92    bool "Enable module allocation with kmalloc"
93    help
94      Enable module allocation with kmalloc instead of vmalloc.
95
96config OOM_REBOOT
97       bool "Enable reboot at out of memory"
98
99source "kernel/Kconfig.preempt"
100
101source mm/Kconfig
102
103endmenu
104
105menu "Hardware setup"
106
107choice
108    prompt "Processor type"
109    default ETRAX100LX
110
111config ETRAX100LX
112    bool "ETRAX-100LX-v1"
113    select ARCH_USES_GETTIMEOFFSET
114    help
115      Support version 1 of the ETRAX 100LX.
116
117config ETRAX100LX_V2
118    bool "ETRAX-100LX-v2"
119    select ARCH_USES_GETTIMEOFFSET
120    help
121      Support version 2 of the ETRAX 100LX.
122
123config SVINTO_SIM
124    bool "ETRAX-100LX-for-xsim-simulator"
125    select ARCH_USES_GETTIMEOFFSET
126    help
127      Support the xsim ETRAX Simulator.
128
129config ETRAXFS
130    bool "ETRAX-FS-V32"
131    help
132      Support CRIS V32.
133
134config CRIS_MACH_ARTPEC3
135        bool "ARTPEC-3"
136        help
137          Support Axis ARTPEC-3.
138
139endchoice
140
141config ETRAX_VCS_SIM
142    bool "VCS Simulator"
143    help
144      Setup hardware to be run in the VCS simulator.
145
146config ETRAX_ARCH_V10
147       bool
148       default y if ETRAX100LX || ETRAX100LX_V2
149       default n if !(ETRAX100LX || ETRAX100LX_V2)
150
151config ETRAX_ARCH_V32
152       bool
153       default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
154       default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
155
156config ETRAX_DRAM_SIZE
157    int "DRAM size (dec, in MB)"
158    default "8"
159    help
160      Size of DRAM (decimal in MB) typically 2, 8 or 16.
161
162config ETRAX_VMEM_SIZE
163       int "Video memory size (dec, in MB)"
164       depends on ETRAX_ARCH_V32 && !ETRAXFS
165       default 8 if !ETRAXFS
166       help
167    Size of Video accessible memory (decimal, in MB).
168
169config ETRAX_FLASH_BUSWIDTH
170    int "Buswidth of NOR flash in bytes"
171    default "2"
172    help
173      Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
174
175config ETRAX_NANDFLASH_BUSWIDTH
176    int "Buswidth of NAND flash in bytes"
177    default "1"
178    help
179      Width in bytes of the NAND flash (1 or 2).
180
181config ETRAX_FLASH1_SIZE
182       int "FLASH1 size (dec, in MB. 0 = Unknown)"
183       default "0"
184
185choice
186    prompt "Product debug-port"
187    default ETRAX_DEBUG_PORT0
188
189config ETRAX_DEBUG_PORT0
190    bool "Serial-0"
191    help
192      Choose a serial port for the ETRAX debug console. Default to
193      port 0.
194
195config ETRAX_DEBUG_PORT1
196    bool "Serial-1"
197    help
198      Use serial port 1 for the console.
199
200config ETRAX_DEBUG_PORT2
201    bool "Serial-2"
202    help
203      Use serial port 2 for the console.
204
205config ETRAX_DEBUG_PORT3
206    bool "Serial-3"
207    help
208      Use serial port 3 for the console.
209
210config ETRAX_DEBUG_PORT_NULL
211    bool "disabled"
212    help
213      Disable serial-port debugging.
214
215endchoice
216
217choice
218    prompt "Kernel GDB port"
219    depends on ETRAX_KGDB
220    default ETRAX_KGDB_PORT0
221    help
222      Choose a serial port for kernel debugging. NOTE: This port should
223      not be enabled under Drivers for built-in interfaces (as it has its
224      own initialization code) and should not be the same as the debug port.
225
226config ETRAX_KGDB_PORT0
227    bool "Serial-0"
228    help
229      Use serial port 0 for kernel debugging.
230
231config ETRAX_KGDB_PORT1
232    bool "Serial-1"
233    help
234      Use serial port 1 for kernel debugging.
235
236config ETRAX_KGDB_PORT2
237    bool "Serial-2"
238    help
239      Use serial port 2 for kernel debugging.
240
241config ETRAX_KGDB_PORT3
242    bool "Serial-3"
243    help
244      Use serial port 3 for kernel debugging.
245
246endchoice
247
248source arch/cris/arch-v10/Kconfig
249source arch/cris/arch-v32/Kconfig
250
251endmenu
252
253source "net/Kconfig"
254
255# bring in ETRAX built-in drivers
256menu "Drivers for built-in interfaces"
257source arch/cris/arch-v10/drivers/Kconfig
258source arch/cris/arch-v32/drivers/Kconfig
259
260config ETRAX_AXISFLASHMAP
261    bool "Axis flash-map support"
262    select MTD
263    select MTD_CFI
264    select MTD_CFI_AMDSTD
265    select MTD_JEDECPROBE if ETRAX_ARCH_V32
266    select MTD_CHAR
267    select MTD_BLOCK
268    select MTD_COMPLEX_MAPPINGS
269    help
270      This option enables MTD mapping of flash devices. Needed to use
271      flash memories. If unsure, say Y.
272
273config ETRAX_RTC
274    bool "Real Time Clock support"
275    depends on ETRAX_I2C
276    help
277      Enables drivers for the Real-Time Clock battery-backed chips on
278      some products. The kernel reads the time when booting, and
279      the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
280      rtc_time struct (see <file:arch/cris/include/asm/rtc.h>) on the
281      /dev/rtc device. You can check the time with cat /proc/rtc, but
282      normal time reading should be done using libc function time and
283      friends.
284
285choice
286    prompt "RTC chip"
287    depends on ETRAX_RTC
288    default ETRAX_DS1302
289
290config ETRAX_DS1302
291    depends on ETRAX_ARCH_V10
292    bool "DS1302"
293    help
294      Enables the driver for the DS1302 Real-Time Clock battery-backed
295      chip on some products.
296
297config ETRAX_PCF8563
298    bool "PCF8563"
299    help
300      Enables the driver for the PCF8563 Real-Time Clock battery-backed
301      chip on some products.
302
303endchoice
304
305config ETRAX_SYNCHRONOUS_SERIAL
306    bool "Synchronous serial-port support"
307    help
308      Select this to enable the synchronous serial port driver.
309
310config ETRAX_SYNCHRONOUS_SERIAL_PORT0
311    bool "Synchronous serial port 0 enabled"
312    depends on ETRAX_SYNCHRONOUS_SERIAL
313    help
314      Enabled synchronous serial port 0.
315
316config ETRAX_SYNCHRONOUS_SERIAL0_DMA
317    bool "Enable DMA on synchronous serial port 0."
318    depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
319    help
320      A synchronous serial port can run in manual or DMA mode.
321      Selecting this option will make it run in DMA mode.
322
323config ETRAX_SYNCHRONOUS_SERIAL_PORT1
324    bool "Synchronous serial port 1 enabled"
325    depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
326    help
327      Enabled synchronous serial port 1.
328
329config ETRAX_SYNCHRONOUS_SERIAL1_DMA
330    bool "Enable DMA on synchronous serial port 1."
331    depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
332    help
333      A synchronous serial port can run in manual or DMA mode.
334      Selecting this option will make it run in DMA mode.
335
336choice
337    prompt "Network LED behavior"
338    depends on ETRAX_ETHERNET
339    default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
340
341config ETRAX_NETWORK_LED_ON_WHEN_LINK
342    bool "LED_on_when_link"
343    help
344      Selecting LED_on_when_link will light the LED when there is a
345      connection and will flash off when there is activity.
346
347      Selecting LED_on_when_activity will light the LED only when
348      there is activity.
349
350      This setting will also affect the behaviour of other activity LEDs
351      e.g. Bluetooth.
352
353config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
354    bool "LED_on_when_activity"
355    help
356      Selecting LED_on_when_link will light the LED when there is a
357      connection and will flash off when there is activity.
358
359      Selecting LED_on_when_activity will light the LED only when
360      there is activity.
361
362      This setting will also affect the behaviour of other activity LEDs
363      e.g. Bluetooth.
364
365endchoice
366
367choice
368    prompt "Ser0 DMA out channel"
369    depends on ETRAX_SERIAL_PORT0
370    default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
371    default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
372
373config ETRAX_SERIAL_PORT0_NO_DMA_OUT
374    bool "Ser0 uses no DMA for output"
375    help
376      Do not use DMA for ser0 output.
377
378config ETRAX_SERIAL_PORT0_DMA6_OUT
379    bool "Ser0 uses DMA6 for output"
380    depends on ETRAXFS
381    help
382      Enables the DMA6 output channel for ser0 (ttyS0).
383      If you do not enable DMA, an interrupt for each character will be
384      used when transmitting data.
385      Normally you want to use DMA, unless you use the DMA channel for
386      something else.
387
388config ETRAX_SERIAL_PORT0_DMA0_OUT
389    bool "Ser0 uses DMA0 for output"
390    depends on CRIS_MACH_ARTPEC3
391    help
392      Enables the DMA0 output channel for ser0 (ttyS0).
393      If you do not enable DMA, an interrupt for each character will be
394      used when transmitting data.
395      Normally you want to use DMA, unless you use the DMA channel for
396      something else.
397
398endchoice
399
400choice
401    prompt "Ser0 DMA in channel "
402    depends on ETRAX_SERIAL_PORT0
403    default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
404    default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
405    help
406      What DMA channel to use for ser0.
407
408config ETRAX_SERIAL_PORT0_NO_DMA_IN
409    bool "Ser0 uses no DMA for input"
410    help
411      Do not use DMA for ser0 input.
412
413config ETRAX_SERIAL_PORT0_DMA7_IN
414    bool "Ser0 uses DMA7 for input"
415    depends on ETRAXFS
416    help
417      Enables the DMA7 input channel for ser0 (ttyS0).
418      If you do not enable DMA, an interrupt for each character will be
419      used when receiving data.
420      Normally you want to use DMA, unless you use the DMA channel for
421      something else.
422
423config ETRAX_SERIAL_PORT0_DMA1_IN
424    bool "Ser0 uses DMA1 for input"
425    depends on CRIS_MACH_ARTPEC3
426    help
427      Enables the DMA1 input channel for ser0 (ttyS0).
428      If you do not enable DMA, an interrupt for each character will be
429      used when receiving data.
430      Normally you want to use DMA, unless you use the DMA channel for
431      something else.
432
433endchoice
434
435choice
436    prompt "Ser1 DMA in channel "
437    depends on ETRAX_SERIAL_PORT1
438    default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
439    default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
440    help
441      What DMA channel to use for ser1.
442
443config ETRAX_SERIAL_PORT1_NO_DMA_IN
444    bool "Ser1 uses no DMA for input"
445    help
446      Do not use DMA for ser1 input.
447
448config ETRAX_SERIAL_PORT1_DMA5_IN
449    bool "Ser1 uses DMA5 for input"
450    depends on ETRAX_ARCH_V32
451    help
452      Enables the DMA5 input channel for ser1 (ttyS1).
453      If you do not enable DMA, an interrupt for each character will be
454      used when receiving data.
455      Normally you want this on, unless you use the DMA channel for
456      something else.
457
458config ETRAX_SERIAL_PORT1_DMA9_IN
459    depends on ETRAX_ARCH_V10
460    bool "Ser1 uses DMA9 for input"
461
462endchoice
463
464
465choice
466    prompt "Ser1 DMA out channel"
467    depends on ETRAX_SERIAL_PORT1
468    default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
469    default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
470    help
471      What DMA channel to use for ser1.
472
473config ETRAX_SERIAL_PORT1_NO_DMA_OUT
474    bool "Ser1 uses no DMA for output"
475    help
476      Do not use DMA for ser1 output.
477
478config ETRAX_SERIAL_PORT1_DMA8_OUT
479    depends on ETRAX_ARCH_V10
480    bool "Ser1 uses DMA8 for output"
481
482config ETRAX_SERIAL_PORT1_DMA4_OUT
483    depends on ETRAX_ARCH_V32
484    bool "Ser1 uses DMA4 for output"
485    help
486      Enables the DMA4 output channel for ser1 (ttyS1).
487      If you do not enable DMA, an interrupt for each character will be
488      used when transmitting data.
489      Normally you want this on, unless you use the DMA channel for
490      something else.
491
492endchoice
493
494choice
495    prompt "Ser2 DMA out channel"
496    depends on ETRAX_SERIAL_PORT2
497    default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
498    default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
499
500config ETRAX_SERIAL_PORT2_NO_DMA_OUT
501    bool "Ser2 uses no DMA for output"
502    help
503      Do not use DMA for ser2 output.
504
505config ETRAX_SERIAL_PORT2_DMA2_OUT
506    bool "Ser2 uses DMA2 for output"
507    depends on ETRAXFS || ETRAX_ARCH_V10
508    help
509      Enables the DMA2 output channel for ser2 (ttyS2).
510      If you do not enable DMA, an interrupt for each character will be
511      used when transmitting data.
512      Normally you want to use DMA, unless you use the DMA channel for
513      something else.
514
515config ETRAX_SERIAL_PORT2_DMA6_OUT
516    bool "Ser2 uses DMA6 for output"
517    depends on CRIS_MACH_ARTPEC3
518    help
519      Enables the DMA6 output channel for ser2 (ttyS2).
520      If you do not enable DMA, an interrupt for each character will be
521      used when transmitting data.
522      Normally you want to use DMA, unless you use the DMA channel for
523      something else.
524
525endchoice
526
527choice
528    prompt "Ser2 DMA in channel"
529    depends on ETRAX_SERIAL_PORT2
530    default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
531    default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
532    help
533      What DMA channel to use for ser2.
534
535config ETRAX_SERIAL_PORT2_NO_DMA_IN
536    bool "Ser2 uses no DMA for input"
537    help
538      Do not use DMA for ser2 input.
539
540config ETRAX_SERIAL_PORT2_DMA3_IN
541    bool "Ser2 uses DMA3 for input"
542    depends on ETRAXFS || ETRAX_ARCH_V10
543    help
544      Enables the DMA3 input channel for ser2 (ttyS2).
545      If you do not enable DMA, an interrupt for each character will be
546      used when receiving data.
547      Normally you want to use DMA, unless you use the DMA channel for
548      something else.
549
550config ETRAX_SERIAL_PORT2_DMA7_IN
551    bool "Ser2 uses DMA7 for input"
552    depends on CRIS_MACH_ARTPEC3
553    help
554      Enables the DMA7 input channel for ser2 (ttyS2).
555      If you do not enable DMA, an interrupt for each character will be
556      used when receiving data.
557      Normally you want to use DMA, unless you use the DMA channel for
558      something else.
559
560endchoice
561
562choice
563    prompt "Ser3 DMA in channel"
564    depends on ETRAX_SERIAL_PORT3
565    default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
566    default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
567    help
568      What DMA channel to use for ser3.
569
570config ETRAX_SERIAL_PORT3_NO_DMA_IN
571    bool "Ser3 uses no DMA for input"
572    help
573      Do not use DMA for ser3 input.
574
575config ETRAX_SERIAL_PORT3_DMA5_IN
576    depends on ETRAX_ARCH_V10
577    bool "DMA 5"
578
579config ETRAX_SERIAL_PORT3_DMA9_IN
580    bool "Ser3 uses DMA9 for input"
581    depends on ETRAXFS
582    help
583      Enables the DMA9 input channel for ser3 (ttyS3).
584      If you do not enable DMA, an interrupt for each character will be
585      used when receiving data.
586      Normally you want to use DMA, unless you use the DMA channel for
587      something else.
588
589config ETRAX_SERIAL_PORT3_DMA3_IN
590    bool "Ser3 uses DMA3 for input"
591    depends on CRIS_MACH_ARTPEC3
592    help
593      Enables the DMA3 input channel for ser3 (ttyS3).
594      If you do not enable DMA, an interrupt for each character will be
595      used when receiving data.
596      Normally you want to use DMA, unless you use the DMA channel for
597      something else.
598
599endchoice
600
601choice
602    prompt "Ser3 DMA out channel"
603    depends on ETRAX_SERIAL_PORT3
604    default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
605    default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
606
607config ETRAX_SERIAL_PORT3_NO_DMA_OUT
608    bool "Ser3 uses no DMA for output"
609    help
610      Do not use DMA for ser3 output.
611
612config ETRAX_SERIAL_PORT3_DMA4_OUT
613    depends on ETRAX_ARCH_V10
614    bool "DMA 4"
615
616config ETRAX_SERIAL_PORT3_DMA8_OUT
617    bool "Ser3 uses DMA8 for output"
618    depends on ETRAXFS
619    help
620      Enables the DMA8 output channel for ser3 (ttyS3).
621      If you do not enable DMA, an interrupt for each character will be
622      used when transmitting data.
623      Normally you want to use DMA, unless you use the DMA channel for
624      something else.
625
626config ETRAX_SERIAL_PORT3_DMA2_OUT
627    bool "Ser3 uses DMA2 for output"
628    depends on CRIS_MACH_ARTPEC3
629    help
630      Enables the DMA2 output channel for ser3 (ttyS3).
631      If you do not enable DMA, an interrupt for each character will be
632      used when transmitting data.
633      Normally you want to use DMA, unless you use the DMA channel for
634      something else.
635
636endchoice
637
638endmenu
639
640source "drivers/base/Kconfig"
641
642# standard linux drivers
643source "drivers/mtd/Kconfig"
644
645source "drivers/parport/Kconfig"
646
647source "drivers/pnp/Kconfig"
648
649source "drivers/block/Kconfig"
650
651source "drivers/ide/Kconfig"
652
653source "drivers/net/Kconfig"
654
655source "drivers/i2c/Kconfig"
656
657source "drivers/rtc/Kconfig"
658
659#
660# input before char - char/joystick depends on it. As does USB.
661#
662source "drivers/input/Kconfig"
663
664source "drivers/char/Kconfig"
665
666source "fs/Kconfig"
667
668source "drivers/usb/Kconfig"
669
670source "drivers/uwb/Kconfig"
671
672source "drivers/staging/Kconfig"
673
674source "arch/cris/Kconfig.debug"
675
676source "security/Kconfig"
677
678source "crypto/Kconfig"
679
680source "lib/Kconfig"
681

Archive Download this file



interactive