1config MN10300 2 def_bool y 3 select HAVE_EXIT_THREAD 4 select HAVE_OPROFILE 5 select HAVE_UID16 6 select GENERIC_IRQ_SHOW 7 select ARCH_WANT_IPC_PARSE_VERSION 8 select HAVE_ARCH_TRACEHOOK 9 select HAVE_ARCH_KGDB 10 select GENERIC_ATOMIC64 11 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER 12 select VIRT_TO_BUS 13 select GENERIC_CLOCKEVENTS 14 select MODULES_USE_ELF_RELA 15 select OLD_SIGSUSPEND3 16 select OLD_SIGACTION 17 select HAVE_DEBUG_STACKOVERFLOW 18 19config AM33_2 20 def_bool n 21 22config AM33_3 23 def_bool n 24 25config AM34_2 26 def_bool n 27 select MN10300_HAS_ATOMIC_OPS_UNIT 28 select MN10300_HAS_CACHE_SNOOP 29 30config ERRATUM_NEED_TO_RELOAD_MMUCTR 31 def_bool y if AM33_3 || AM34_2 32 33config MMU 34 def_bool y 35 36config HIGHMEM 37 def_bool n 38 39config NUMA 40 def_bool n 41 42config RWSEM_GENERIC_SPINLOCK 43 def_bool y 44 45config RWSEM_XCHGADD_ALGORITHM 46 bool 47 48config GENERIC_CALIBRATE_DELAY 49 def_bool y 50 51config GENERIC_HWEIGHT 52 def_bool y 53 54config GENERIC_BUG 55 def_bool y 56 57config QUICKLIST 58 def_bool y 59 60config ARCH_HAS_ILOG2_U32 61 def_bool y 62 63config HOTPLUG_CPU 64 def_bool n 65 66source "init/Kconfig" 67 68source "kernel/Kconfig.freezer" 69 70 71menu "Panasonic MN10300 system setup" 72 73choice 74 prompt "Unit type" 75 default MN10300_UNIT_ASB2303 76 help 77 This option specifies board for which the kernel will be 78 compiled. It affects the external peripherals catered for. 79 80config MN10300_UNIT_ASB2303 81 bool "ASB2303" 82 83config MN10300_UNIT_ASB2305 84 bool "ASB2305" 85 86config MN10300_UNIT_ASB2364 87 bool "ASB2364" 88 select SMSC911X_ARCH_HOOKS if SMSC911X 89 90endchoice 91 92choice 93 prompt "Processor support" 94 default MN10300_PROC_MN103E010 95 help 96 This option specifies the processor for which the kernel will be 97 compiled. It affects the on-chip peripherals catered for. 98 99config MN10300_PROC_MN103E010 100 bool "MN103E010" 101 depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305 102 select AM33_2 103 select MN10300_PROC_HAS_TTYSM0 104 select MN10300_PROC_HAS_TTYSM1 105 select MN10300_PROC_HAS_TTYSM2 106 107config MN10300_PROC_MN2WS0050 108 bool "MN2WS0050" 109 depends on MN10300_UNIT_ASB2364 110 select AM34_2 111 select MN10300_PROC_HAS_TTYSM0 112 select MN10300_PROC_HAS_TTYSM1 113 select MN10300_PROC_HAS_TTYSM2 114 115endchoice 116 117config MN10300_HAS_ATOMIC_OPS_UNIT 118 def_bool n 119 help 120 This should be enabled if the processor has an atomic ops unit 121 capable of doing LL/SC equivalent operations. 122 123config FPU 124 bool "FPU present" 125 default y 126 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 127 128config LAZY_SAVE_FPU 129 bool "Save FPU state lazily" 130 default y 131 depends on FPU && !SMP 132 help 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 137 using it. 138 139 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. 142 143source "arch/mn10300/mm/Kconfig.cache" 144 145config MN10300_TLB_USE_PIDR 146 def_bool y 147 148menu "Memory layout options" 149 150config KERNEL_RAM_BASE_ADDRESS 151 hex "Base address of kernel RAM" 152 default "0x90000000" 153 154config INTERRUPT_VECTOR_BASE 155 hex "Base address of vector table" 156 default "0x90000000" 157 help 158 The base address of the vector table will be programmed into 159 the TBR register. It must be on 16MiB address boundary. 160 161config KERNEL_TEXT_ADDRESS 162 hex "Base address of kernel" 163 default "0x90001000" 164 165config KERNEL_ZIMAGE_BASE_ADDRESS 166 hex "Base address of compressed vmlinux image" 167 default "0x50700000" 168 169config BOOT_STACK_OFFSET 170 hex 171 default "0xF00" if SMP 172 default "0xFF0" if !SMP 173 174config BOOT_STACK_SIZE 175 hex 176 depends on SMP 177 default "0x100" 178endmenu 179 180config SMP 181 bool "Symmetric multi-processing support" 182 default y 183 depends on MN10300_PROC_MN2WS0050 184 ---help--- 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 187 than one CPU, say Y. 188 189 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. 194 195 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>. 198 199 If you don't know what to do here, say N. 200 201config NR_CPUS 202 int 203 depends on SMP 204 default "2" 205 206source "kernel/Kconfig.preempt" 207 208config MN10300_CURRENT_IN_E2 209 bool "Hold current task address in E2 register" 210 depends on !SMP 211 default y 212 help 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. 216 217 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. 221 222 This has no effect on userspace. 223 224config MN10300_USING_JTAG 225 bool "Using JTAG to debug kernel" 226 default y 227 help 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. 231 232source "kernel/Kconfig.hz" 233 234config MN10300_RTC 235 bool "Using MN10300 RTC" 236 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 237 select GENERIC_CMOS_UPDATE 238 default n 239 help 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 242 on the MN103E010. 243 244config MN10300_WD_TIMER 245 bool "Using MN10300 watchdog timer" 246 default y 247 help 248 This options indicates that the watchdog timer will be used. 249 250config PCI 251 bool "Use PCI" 252 depends on MN10300_UNIT_ASB2305 253 default y 254 select GENERIC_PCI_IOMAP 255 help 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. 258 259 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 262 doesn't. 263 264source "drivers/pci/Kconfig" 265 266source "drivers/pcmcia/Kconfig" 267 268menu "MN10300 internal serial options" 269 270config MN10300_PROC_HAS_TTYSM0 271 bool 272 default n 273 274config MN10300_PROC_HAS_TTYSM1 275 bool 276 default n 277 278config MN10300_PROC_HAS_TTYSM2 279 bool 280 default n 281 282config MN10300_TTYSM 283 bool "Support for ttySM serial ports" 284 depends on MN10300 285 default y 286 select SERIAL_CORE 287 help 288 This option enables support for the on-chip serial ports that the 289 MN10300 has available. 290 291config MN10300_TTYSM_CONSOLE 292 bool "Support for console on ttySM serial ports" 293 depends on MN10300_TTYSM 294 select SERIAL_CORE_CONSOLE 295 help 296 This option enables support for a console on the on-chip serial ports 297 that the MN10300 has available. 298 299# 300# /dev/ttySM0 301# 302config MN10300_TTYSM0 303 bool "Enable SIF0 (/dev/ttySM0)" 304 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0 305 help 306 Enable access to SIF0 through /dev/ttySM0 or gdb-stub 307 308choice 309 prompt "Select the timer to supply the clock for SIF0" 310 default MN10300_TTYSM0_TIMER8 311 depends on MN10300_TTYSM0 312 313config MN10300_TTYSM0_TIMER8 314 bool "Use timer 8 (16-bit)" 315 316config MN10300_TTYSM0_TIMER2 317 bool "Use timer 2 (8-bit)" 318 319endchoice 320 321# 322# /dev/ttySM1 323# 324config MN10300_TTYSM1 325 bool "Enable SIF1 (/dev/ttySM1)" 326 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1 327 help 328 Enable access to SIF1 through /dev/ttySM1 or gdb-stub 329 330choice 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 \ 335 if AM33_2 || AM33_3 336 depends on MN10300_TTYSM1 337 338config MN10300_TTYSM1_TIMER12 339 bool "Use timer 12 (16-bit)" 340 depends on !(AM33_2 || AM33_3) 341 342config MN10300_TTYSM1_TIMER9 343 bool "Use timer 9 (16-bit)" 344 depends on AM33_2 || AM33_3 345 346config MN10300_TTYSM1_TIMER3 347 bool "Use timer 3 (8-bit)" 348 depends on AM33_2 || AM33_3 349 350endchoice 351 352# 353# /dev/ttySM2 354# 355config MN10300_TTYSM2 356 bool "Enable SIF2 (/dev/ttySM2)" 357 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2 358 help 359 Enable access to SIF2 through /dev/ttySM2 or gdb-stub 360 361choice 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 \ 366 if AM33_2 || AM33_3 367 depends on MN10300_TTYSM2 368 369config MN10300_TTYSM2_TIMER9 370 bool "Use timer 9 (16-bit)" 371 depends on !(AM33_2 || AM33_3) 372 373config MN10300_TTYSM2_TIMER1 374 bool "Use timer 1 (8-bit)" 375 depends on !(AM33_2 || AM33_3) 376 377config MN10300_TTYSM2_TIMER3 378 bool "Use timer 3 (8-bit)" 379 depends on !(AM33_2 || AM33_3) 380 381config MN10300_TTYSM2_TIMER10 382 bool "Use timer 10 (16-bit)" 383 depends on AM33_2 || AM33_3 384 385endchoice 386 387config MN10300_TTYSM2_CTS 388 bool "Enable the use of the CTS line /dev/ttySM2" 389 depends on MN10300_TTYSM2 && AM33_2 390 391endmenu 392 393menu "Interrupt request priority options" 394 395comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)" 396 397comment "____Non-maskable interrupt levels____" 398comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial" 399 400config 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 = 6 408 default 0 409 410comment "The following must be set to a higher priority than local_irq_disable()" 411 412config 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 = 6 420 default 1 421 422comment "-" 423comment "____Maskable interrupt levels____" 424 425config LINUX_CLI_LEVEL 426 int "The highest interrupt priority excluded by local_irq_disable() (2-6)" 427 range 2 6 428 default 2 429 help 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 434 lower than EPSW.IM. 435 436 Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip 437 serial DMA interrupts are allowed to interrupt normal disabled 438 sections. 439 440comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL" 441 442config TIMER_IRQ_LEVEL 443 int "Kernel timer interrupt priority" 444 range LINUX_CLI_LEVEL 6 445 default 4 446 447config PCI_IRQ_LEVEL 448 int "PCI interrupt priority" 449 depends on PCI 450 range LINUX_CLI_LEVEL 6 451 default 5 452 453config ETHERNET_IRQ_LEVEL 454 int "Ethernet interrupt priority" 455 depends on SMC91X || SMC911X || SMSC911X 456 range LINUX_CLI_LEVEL 6 457 default 6 458 459config EXT_SERIAL_IRQ_LEVEL 460 int "External serial port interrupt priority" 461 depends on SERIAL_8250 462 range LINUX_CLI_LEVEL 6 463 default 6 464 465endmenu 466 467source "mm/Kconfig" 468 469menu "Power management options" 470source kernel/power/Kconfig 471endmenu 472 473endmenu 474 475 476menu "Executable formats" 477 478source "fs/Kconfig.binfmt" 479 480endmenu 481 482source "net/Kconfig" 483 484source "drivers/Kconfig" 485 486source "fs/Kconfig" 487 488source "arch/mn10300/Kconfig.debug" 489 490source "security/Kconfig" 491 492source "crypto/Kconfig" 493 494source "lib/Kconfig" 495