config MN10300 def_bool y select HAVE_OPROFILE select HAVE_GENERIC_HARDIRQS select GENERIC_IRQ_SHOW select ARCH_WANT_IPC_PARSE_VERSION select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_KGDB select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER select GENERIC_CLOCKEVENTS config AM33_2 def_bool n config AM33_3 def_bool n config AM34_2 def_bool n select MN10300_HAS_ATOMIC_OPS_UNIT select MN10300_HAS_CACHE_SNOOP config ERRATUM_NEED_TO_RELOAD_MMUCTR def_bool y if AM33_3 || AM34_2 config MMU def_bool y config HIGHMEM def_bool n config NUMA def_bool n config UID16 def_bool y config RWSEM_GENERIC_SPINLOCK def_bool y config RWSEM_XCHGADD_ALGORITHM bool config GENERIC_CALIBRATE_DELAY def_bool y config GENERIC_HWEIGHT def_bool y config GENERIC_BUG def_bool y config QUICKLIST def_bool y config ARCH_HAS_ILOG2_U32 def_bool y config HOTPLUG_CPU def_bool n source "init/Kconfig" source "kernel/Kconfig.freezer" menu "Panasonic MN10300 system setup" choice prompt "Unit type" default MN10300_UNIT_ASB2303 help This option specifies board for which the kernel will be compiled. It affects the external peripherals catered for. config MN10300_UNIT_ASB2303 bool "ASB2303" config MN10300_UNIT_ASB2305 bool "ASB2305" config MN10300_UNIT_ASB2364 bool "ASB2364" select SMSC911X_ARCH_HOOKS if SMSC911X endchoice choice prompt "Processor support" default MN10300_PROC_MN103E010 help This option specifies the processor for which the kernel will be compiled. It affects the on-chip peripherals catered for. config MN10300_PROC_MN103E010 bool "MN103E010" depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305 select AM33_2 select MN10300_PROC_HAS_TTYSM0 select MN10300_PROC_HAS_TTYSM1 select MN10300_PROC_HAS_TTYSM2 config MN10300_PROC_MN2WS0050 bool "MN2WS0050" depends on MN10300_UNIT_ASB2364 select AM34_2 select MN10300_PROC_HAS_TTYSM0 select MN10300_PROC_HAS_TTYSM1 select MN10300_PROC_HAS_TTYSM2 endchoice config MN10300_HAS_ATOMIC_OPS_UNIT def_bool n help This should be enabled if the processor has an atomic ops unit capable of doing LL/SC equivalent operations. config FPU bool "FPU present" default y depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 config LAZY_SAVE_FPU bool "Save FPU state lazily" default y depends on FPU && !SMP help Enable this to be lazy in the saving of the FPU state to the owning task's thread struct. This is useful if most tasks on the system don't use the FPU as only those tasks that use it will pass it between them, and the state needn't be saved for a task that isn't using it. This can't be so easily used on SMP as the process that owns the FPU state on a CPU may be currently running on another CPU, so for the moment, it is disabled. source "arch/mn10300/mm/Kconfig.cache" config MN10300_TLB_USE_PIDR def_bool y menu "Memory layout options" config KERNEL_RAM_BASE_ADDRESS hex "Base address of kernel RAM" default "0x90000000" config INTERRUPT_VECTOR_BASE hex "Base address of vector table" default "0x90000000" help The base address of the vector table will be programmed into the TBR register. It must be on 16MiB address boundary. config KERNEL_TEXT_ADDRESS hex "Base address of kernel" default "0x90001000" config KERNEL_ZIMAGE_BASE_ADDRESS hex "Base address of compressed vmlinux image" default "0x50700000" config BOOT_STACK_OFFSET hex default "0xF00" if SMP default "0xFF0" if !SMP config BOOT_STACK_SIZE hex depends on SMP default "0x100" endmenu config SMP bool "Symmetric multi-processing support" default y select USE_GENERIC_SMP_HELPERS depends on MN10300_PROC_MN2WS0038 || MN10300_PROC_MN2WS0050 ---help--- This enables support for systems with more than one CPU. If you have a system with only one CPU, like most personal computers, say N. If you have a system with more than one CPU, say Y. If you say N here, the kernel will run on single and multiprocessor machines, but will use only one CPU of a multiprocessor machine. If you say Y here, the kernel will run on many, but not all, singleprocessor machines. On a singleprocessor machine, the kernel will run faster if you say N here. See also , and the SMP-HOWTO available at . If you don't know what to do here, say N. config NR_CPUS int depends on SMP default "2" source "kernel/Kconfig.preempt" config MN10300_CURRENT_IN_E2 bool "Hold current task address in E2 register" depends on !SMP default y help This option removes the E2/R2 register from the set available to gcc for normal use and instead uses it to store the address of the current process's task_struct whilst in the kernel. This means the kernel doesn't need to calculate the address each time "current" is used (take SP, AND with mask and dereference pointer just to get the address), and instead can just use E2+offset addressing each time. This has no effect on userspace. config MN10300_USING_JTAG bool "Using JTAG to debug kernel" default y help This options indicates that JTAG will be used to debug the kernel. It suppresses the use of certain hardware debugging features, such as single-stepping, which are taken over completely by the JTAG unit. source "kernel/Kconfig.hz" config MN10300_RTC bool "Using MN10300 RTC" depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 select GENERIC_CMOS_UPDATE default n help This option enables support for the RTC, thus enabling time to be tracked, even when system is powered down. This is available on-chip on the MN103E010. config MN10300_WD_TIMER bool "Using MN10300 watchdog timer" default y help This options indicates that the watchdog timer will be used. config PCI bool "Use PCI" depends on MN10300_UNIT_ASB2305 default y select GENERIC_PCI_IOMAP help Some systems (such as the ASB2305) have PCI onboard. If you have one of these boards and you wish to use the PCI facilities, say Y here. The PCI-HOWTO, available from , contains valuable information about which PCI hardware does work under Linux and which doesn't. source "drivers/pci/Kconfig" source "drivers/pcmcia/Kconfig" menu "MN10300 internal serial options" config MN10300_PROC_HAS_TTYSM0 bool default n config MN10300_PROC_HAS_TTYSM1 bool default n config MN10300_PROC_HAS_TTYSM2 bool default n config MN10300_TTYSM bool "Support for ttySM serial ports" depends on MN10300 default y select SERIAL_CORE help This option enables support for the on-chip serial ports that the MN10300 has available. config MN10300_TTYSM_CONSOLE bool "Support for console on ttySM serial ports" depends on MN10300_TTYSM select SERIAL_CORE_CONSOLE help This option enables support for a console on the on-chip serial ports that the MN10300 has available. # # /dev/ttySM0 # config MN10300_TTYSM0 bool "Enable SIF0 (/dev/ttySM0)" depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0 help Enable access to SIF0 through /dev/ttySM0 or gdb-stub choice prompt "Select the timer to supply the clock for SIF0" default MN10300_TTYSM0_TIMER8 depends on MN10300_TTYSM0 config MN10300_TTYSM0_TIMER8 bool "Use timer 8 (16-bit)" config MN10300_TTYSM0_TIMER2 bool "Use timer 2 (8-bit)" endchoice # # /dev/ttySM1 # config MN10300_TTYSM1 bool "Enable SIF1 (/dev/ttySM1)" depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1 help Enable access to SIF1 through /dev/ttySM1 or gdb-stub choice prompt "Select the timer to supply the clock for SIF1" default MN10300_TTYSM1_TIMER12 \ if !(AM33_2 || AM33_3) default MN10300_TTYSM1_TIMER9 \ if AM33_2 || AM33_3 depends on MN10300_TTYSM1 config MN10300_TTYSM1_TIMER12 bool "Use timer 12 (16-bit)" depends on !(AM33_2 || AM33_3) config MN10300_TTYSM1_TIMER9 bool "Use timer 9 (16-bit)" depends on AM33_2 || AM33_3 config MN10300_TTYSM1_TIMER3 bool "Use timer 3 (8-bit)" depends on AM33_2 || AM33_3 endchoice # # /dev/ttySM2 # config MN10300_TTYSM2 bool "Enable SIF2 (/dev/ttySM2)" depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2 help Enable access to SIF2 through /dev/ttySM2 or gdb-stub choice prompt "Select the timer to supply the clock for SIF2" default MN10300_TTYSM2_TIMER3 \ if !(AM33_2 || AM33_3) default MN10300_TTYSM2_TIMER10 \ if AM33_2 || AM33_3 depends on MN10300_TTYSM2 config MN10300_TTYSM2_TIMER9 bool "Use timer 9 (16-bit)" depends on !(AM33_2 || AM33_3) config MN10300_TTYSM2_TIMER1 bool "Use timer 1 (8-bit)" depends on !(AM33_2 || AM33_3) config MN10300_TTYSM2_TIMER3 bool "Use timer 3 (8-bit)" depends on !(AM33_2 || AM33_3) config MN10300_TTYSM2_TIMER10 bool "Use timer 10 (16-bit)" depends on AM33_2 || AM33_3 endchoice config MN10300_TTYSM2_CTS bool "Enable the use of the CTS line /dev/ttySM2" depends on MN10300_TTYSM2 && AM33_2 endmenu menu "Interrupt request priority options" comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)" comment "____Non-maskable interrupt levels____" comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial" config DEBUGGER_IRQ_LEVEL int "DEBUGGER interrupt priority" depends on KERNEL_DEBUGGER range 0 1 if LINUX_CLI_LEVEL = 2 range 0 2 if LINUX_CLI_LEVEL = 3 range 0 3 if LINUX_CLI_LEVEL = 4 range 0 4 if LINUX_CLI_LEVEL = 5 range 0 5 if LINUX_CLI_LEVEL = 6 default 0 comment "The following must be set to a higher priority than local_irq_disable()" config MN10300_SERIAL_IRQ_LEVEL int "MN10300 on-chip serial interrupt priority" depends on MN10300_TTYSM range 1 1 if LINUX_CLI_LEVEL = 2 range 1 2 if LINUX_CLI_LEVEL = 3 range 1 3 if LINUX_CLI_LEVEL = 4 range 1 4 if LINUX_CLI_LEVEL = 5 range 1 5 if LINUX_CLI_LEVEL = 6 default 1 comment "-" comment "____Maskable interrupt levels____" config LINUX_CLI_LEVEL int "The highest interrupt priority excluded by local_irq_disable() (2-6)" range 2 6 default 2 help local_irq_disable() doesn't actually disable maskable interrupts - what it does is restrict the levels of interrupt which are permitted (a lower level indicates a higher priority) by lowering the value in EPSW.IM from 7. Any interrupt is permitted for which the level is lower than EPSW.IM. Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip serial DMA interrupts are allowed to interrupt normal disabled sections. comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL" config TIMER_IRQ_LEVEL int "Kernel timer interrupt priority" range LINUX_CLI_LEVEL 6 default 4 config PCI_IRQ_LEVEL int "PCI interrupt priority" depends on PCI range LINUX_CLI_LEVEL 6 default 5 config ETHERNET_IRQ_LEVEL int "Ethernet interrupt priority" depends on SMC91X || SMC911X || SMSC911X range LINUX_CLI_LEVEL 6 default 6 config EXT_SERIAL_IRQ_LEVEL int "External serial port interrupt priority" depends on SERIAL_8250 range LINUX_CLI_LEVEL 6 default 6 endmenu source "mm/Kconfig" menu "Power management options" source kernel/power/Kconfig endmenu endmenu menu "Executable formats" source "fs/Kconfig.binfmt" endmenu source "net/Kconfig" source "drivers/Kconfig" source "fs/Kconfig" source "arch/mn10300/Kconfig.debug" source "security/Kconfig" source "crypto/Kconfig" source "lib/Kconfig"