5 select GENERIC_IRQ_SHOW
6 select ARCH_WANT_IPC_PARSE_VERSION
7 select HAVE_ARCH_TRACEHOOK
9 select GENERIC_ATOMIC64
10 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER
12 select GENERIC_CLOCKEVENTS
13 select MODULES_USE_ELF_RELA
14 select OLD_SIGSUSPEND3
16 select HAVE_DEBUG_STACKOVERFLOW
17 select ARCH_NO_COHERENT_DMA_MMAP
27 select MN10300_HAS_ATOMIC_OPS_UNIT
28 select MN10300_HAS_CACHE_SNOOP
30 config ERRATUM_NEED_TO_RELOAD_MMUCTR
31 def_bool y if AM33_3 || AM34_2
42 config RWSEM_GENERIC_SPINLOCK
45 config RWSEM_XCHGADD_ALGORITHM
48 config GENERIC_CALIBRATE_DELAY
51 config GENERIC_HWEIGHT
60 config ARCH_HAS_ILOG2_U32
68 source "kernel/Kconfig.freezer"
71 menu "Panasonic MN10300 system setup"
75 default MN10300_UNIT_ASB2303
77 This option specifies board for which the kernel will be
78 compiled. It affects the external peripherals catered for.
80 config MN10300_UNIT_ASB2303
83 config MN10300_UNIT_ASB2305
86 config MN10300_UNIT_ASB2364
88 select SMSC911X_ARCH_HOOKS if SMSC911X
93 prompt "Processor support"
94 default MN10300_PROC_MN103E010
96 This option specifies the processor for which the kernel will be
97 compiled. It affects the on-chip peripherals catered for.
99 config MN10300_PROC_MN103E010
101 depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305
103 select MN10300_PROC_HAS_TTYSM0
104 select MN10300_PROC_HAS_TTYSM1
105 select MN10300_PROC_HAS_TTYSM2
107 config MN10300_PROC_MN2WS0050
109 depends on MN10300_UNIT_ASB2364
111 select MN10300_PROC_HAS_TTYSM0
112 select MN10300_PROC_HAS_TTYSM1
113 select MN10300_PROC_HAS_TTYSM2
117 config MN10300_HAS_ATOMIC_OPS_UNIT
120 This should be enabled if the processor has an atomic ops unit
121 capable of doing LL/SC equivalent operations.
126 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050
129 bool "Save FPU state lazily"
131 depends on FPU && !SMP
133 Enable this to be lazy in the saving of the FPU state to the owning
134 task's thread struct. This is useful if most tasks on the system
135 don't use the FPU as only those tasks that use it will pass it
136 between them, and the state needn't be saved for a task that isn't
139 This can't be so easily used on SMP as the process that owns the FPU
140 state on a CPU may be currently running on another CPU, so for the
141 moment, it is disabled.
143 source "arch/mn10300/mm/Kconfig.cache"
145 config MN10300_TLB_USE_PIDR
148 menu "Memory layout options"
150 config KERNEL_RAM_BASE_ADDRESS
151 hex "Base address of kernel RAM"
154 config INTERRUPT_VECTOR_BASE
155 hex "Base address of vector table"
158 The base address of the vector table will be programmed into
159 the TBR register. It must be on 16MiB address boundary.
161 config KERNEL_TEXT_ADDRESS
162 hex "Base address of kernel"
165 config KERNEL_ZIMAGE_BASE_ADDRESS
166 hex "Base address of compressed vmlinux image"
169 config BOOT_STACK_OFFSET
171 default "0xF00" if SMP
172 default "0xFF0" if !SMP
174 config BOOT_STACK_SIZE
181 bool "Symmetric multi-processing support"
183 depends on MN10300_PROC_MN2WS0050
185 This enables support for systems with more than one CPU. If you have
186 a system with only one CPU, say N. If you have a system with more
189 If you say N here, the kernel will run on uni- and multiprocessor
190 machines, but will use only one CPU of a multiprocessor machine. If
191 you say Y here, the kernel will run on many, but not all,
192 uniprocessor machines. On a uniprocessor machine, the kernel
193 will run faster if you say N here.
195 See also <file:Documentation/x86/i386/IO-APIC.txt>,
196 <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
197 <http://www.tldp.org/docs.html#howto>.
199 If you don't know what to do here, say N.
206 source "kernel/Kconfig.preempt"
208 config MN10300_CURRENT_IN_E2
209 bool "Hold current task address in E2 register"
213 This option removes the E2/R2 register from the set available to gcc
214 for normal use and instead uses it to store the address of the
215 current process's task_struct whilst in the kernel.
217 This means the kernel doesn't need to calculate the address each time
218 "current" is used (take SP, AND with mask and dereference pointer
219 just to get the address), and instead can just use E2+offset
220 addressing each time.
222 This has no effect on userspace.
224 config MN10300_USING_JTAG
225 bool "Using JTAG to debug kernel"
228 This options indicates that JTAG will be used to debug the kernel. It
229 suppresses the use of certain hardware debugging features, such as
230 single-stepping, which are taken over completely by the JTAG unit.
232 source "kernel/Kconfig.hz"
235 bool "Using MN10300 RTC"
236 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050
237 select GENERIC_CMOS_UPDATE
240 This option enables support for the RTC, thus enabling time to be
241 tracked, even when system is powered down. This is available on-chip
244 config MN10300_WD_TIMER
245 bool "Using MN10300 watchdog timer"
248 This options indicates that the watchdog timer will be used.
252 depends on MN10300_UNIT_ASB2305
254 select GENERIC_PCI_IOMAP
256 Some systems (such as the ASB2305) have PCI onboard. If you have one
257 of these boards and you wish to use the PCI facilities, say Y here.
259 The PCI-HOWTO, available from
260 <http://www.tldp.org/docs.html#howto>, contains valuable
261 information about which PCI hardware does work under Linux and which
264 source "drivers/pci/Kconfig"
266 source "drivers/pcmcia/Kconfig"
268 menu "MN10300 internal serial options"
270 config MN10300_PROC_HAS_TTYSM0
274 config MN10300_PROC_HAS_TTYSM1
278 config MN10300_PROC_HAS_TTYSM2
283 bool "Support for ttySM serial ports"
288 This option enables support for the on-chip serial ports that the
289 MN10300 has available.
291 config MN10300_TTYSM_CONSOLE
292 bool "Support for console on ttySM serial ports"
293 depends on MN10300_TTYSM
294 select SERIAL_CORE_CONSOLE
296 This option enables support for a console on the on-chip serial ports
297 that the MN10300 has available.
302 config MN10300_TTYSM0
303 bool "Enable SIF0 (/dev/ttySM0)"
304 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0
306 Enable access to SIF0 through /dev/ttySM0 or gdb-stub
309 prompt "Select the timer to supply the clock for SIF0"
310 default MN10300_TTYSM0_TIMER8
311 depends on MN10300_TTYSM0
313 config MN10300_TTYSM0_TIMER8
314 bool "Use timer 8 (16-bit)"
316 config MN10300_TTYSM0_TIMER2
317 bool "Use timer 2 (8-bit)"
324 config MN10300_TTYSM1
325 bool "Enable SIF1 (/dev/ttySM1)"
326 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1
328 Enable access to SIF1 through /dev/ttySM1 or gdb-stub
331 prompt "Select the timer to supply the clock for SIF1"
332 default MN10300_TTYSM1_TIMER12 \
333 if !(AM33_2 || AM33_3)
334 default MN10300_TTYSM1_TIMER9 \
336 depends on MN10300_TTYSM1
338 config MN10300_TTYSM1_TIMER12
339 bool "Use timer 12 (16-bit)"
340 depends on !(AM33_2 || AM33_3)
342 config MN10300_TTYSM1_TIMER9
343 bool "Use timer 9 (16-bit)"
344 depends on AM33_2 || AM33_3
346 config MN10300_TTYSM1_TIMER3
347 bool "Use timer 3 (8-bit)"
348 depends on AM33_2 || AM33_3
355 config MN10300_TTYSM2
356 bool "Enable SIF2 (/dev/ttySM2)"
357 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2
359 Enable access to SIF2 through /dev/ttySM2 or gdb-stub
362 prompt "Select the timer to supply the clock for SIF2"
363 default MN10300_TTYSM2_TIMER3 \
364 if !(AM33_2 || AM33_3)
365 default MN10300_TTYSM2_TIMER10 \
367 depends on MN10300_TTYSM2
369 config MN10300_TTYSM2_TIMER9
370 bool "Use timer 9 (16-bit)"
371 depends on !(AM33_2 || AM33_3)
373 config MN10300_TTYSM2_TIMER1
374 bool "Use timer 1 (8-bit)"
375 depends on !(AM33_2 || AM33_3)
377 config MN10300_TTYSM2_TIMER3
378 bool "Use timer 3 (8-bit)"
379 depends on !(AM33_2 || AM33_3)
381 config MN10300_TTYSM2_TIMER10
382 bool "Use timer 10 (16-bit)"
383 depends on AM33_2 || AM33_3
387 config MN10300_TTYSM2_CTS
388 bool "Enable the use of the CTS line /dev/ttySM2"
389 depends on MN10300_TTYSM2 && AM33_2
393 menu "Interrupt request priority options"
395 comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)"
397 comment "____Non-maskable interrupt levels____"
398 comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial"
400 config DEBUGGER_IRQ_LEVEL
401 int "DEBUGGER interrupt priority"
402 depends on KERNEL_DEBUGGER
403 range 0 1 if LINUX_CLI_LEVEL = 2
404 range 0 2 if LINUX_CLI_LEVEL = 3
405 range 0 3 if LINUX_CLI_LEVEL = 4
406 range 0 4 if LINUX_CLI_LEVEL = 5
407 range 0 5 if LINUX_CLI_LEVEL = 6
410 comment "The following must be set to a higher priority than local_irq_disable()"
412 config MN10300_SERIAL_IRQ_LEVEL
413 int "MN10300 on-chip serial interrupt priority"
414 depends on MN10300_TTYSM
415 range 1 1 if LINUX_CLI_LEVEL = 2
416 range 1 2 if LINUX_CLI_LEVEL = 3
417 range 1 3 if LINUX_CLI_LEVEL = 4
418 range 1 4 if LINUX_CLI_LEVEL = 5
419 range 1 5 if LINUX_CLI_LEVEL = 6
423 comment "____Maskable interrupt levels____"
425 config LINUX_CLI_LEVEL
426 int "The highest interrupt priority excluded by local_irq_disable() (2-6)"
430 local_irq_disable() doesn't actually disable maskable interrupts -
431 what it does is restrict the levels of interrupt which are permitted
432 (a lower level indicates a higher priority) by lowering the value in
433 EPSW.IM from 7. Any interrupt is permitted for which the level is
436 Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip
437 serial DMA interrupts are allowed to interrupt normal disabled
440 comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL"
442 config TIMER_IRQ_LEVEL
443 int "Kernel timer interrupt priority"
444 range LINUX_CLI_LEVEL 6
448 int "PCI interrupt priority"
450 range LINUX_CLI_LEVEL 6
453 config ETHERNET_IRQ_LEVEL
454 int "Ethernet interrupt priority"
455 depends on SMC91X || SMC911X || SMSC911X
456 range LINUX_CLI_LEVEL 6
459 config EXT_SERIAL_IRQ_LEVEL
460 int "External serial port interrupt priority"
461 depends on SERIAL_8250
462 range LINUX_CLI_LEVEL 6
469 menu "Power management options"
470 source kernel/power/Kconfig
476 menu "Executable formats"
478 source "fs/Kconfig.binfmt"
484 source "drivers/Kconfig"
488 source "arch/mn10300/Kconfig.debug"
490 source "security/Kconfig"
492 source "crypto/Kconfig"