1config MN10300 2 def_bool y 3 select HAVE_EXIT_THREAD 4 select HAVE_OPROFILE 5 select GENERIC_IRQ_SHOW 6 select ARCH_WANT_IPC_PARSE_VERSION 7 select HAVE_ARCH_TRACEHOOK 8 select HAVE_ARCH_KGDB 9 select GENERIC_ATOMIC64 10 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER 11 select VIRT_TO_BUS 12 select GENERIC_CLOCKEVENTS 13 select MODULES_USE_ELF_RELA 14 select OLD_SIGSUSPEND3 15 select OLD_SIGACTION 16 select HAVE_DEBUG_STACKOVERFLOW 17 18config AM33_2 19 def_bool n 20 21config AM33_3 22 def_bool n 23 24config AM34_2 25 def_bool n 26 select MN10300_HAS_ATOMIC_OPS_UNIT 27 select MN10300_HAS_CACHE_SNOOP 28 29config ERRATUM_NEED_TO_RELOAD_MMUCTR 30 def_bool y if AM33_3 || AM34_2 31 32config MMU 33 def_bool y 34 35config HIGHMEM 36 def_bool n 37 38config NUMA 39 def_bool n 40 41config UID16 42 def_bool y 43 44config RWSEM_GENERIC_SPINLOCK 45 def_bool y 46 47config RWSEM_XCHGADD_ALGORITHM 48 bool 49 50config GENERIC_CALIBRATE_DELAY 51 def_bool y 52 53config GENERIC_HWEIGHT 54 def_bool y 55 56config GENERIC_BUG 57 def_bool y 58 59config QUICKLIST 60 def_bool y 61 62config ARCH_HAS_ILOG2_U32 63 def_bool y 64 65config HOTPLUG_CPU 66 def_bool n 67 68source "init/Kconfig" 69 70source "kernel/Kconfig.freezer" 71 72 73menu "Panasonic MN10300 system setup" 74 75choice 76 prompt "Unit type" 77 default MN10300_UNIT_ASB2303 78 help 79 This option specifies board for which the kernel will be 80 compiled. It affects the external peripherals catered for. 81 82config MN10300_UNIT_ASB2303 83 bool "ASB2303" 84 85config MN10300_UNIT_ASB2305 86 bool "ASB2305" 87 88config MN10300_UNIT_ASB2364 89 bool "ASB2364" 90 select SMSC911X_ARCH_HOOKS if SMSC911X 91 92endchoice 93 94choice 95 prompt "Processor support" 96 default MN10300_PROC_MN103E010 97 help 98 This option specifies the processor for which the kernel will be 99 compiled. It affects the on-chip peripherals catered for. 100 101config MN10300_PROC_MN103E010 102 bool "MN103E010" 103 depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305 104 select AM33_2 105 select MN10300_PROC_HAS_TTYSM0 106 select MN10300_PROC_HAS_TTYSM1 107 select MN10300_PROC_HAS_TTYSM2 108 109config MN10300_PROC_MN2WS0050 110 bool "MN2WS0050" 111 depends on MN10300_UNIT_ASB2364 112 select AM34_2 113 select MN10300_PROC_HAS_TTYSM0 114 select MN10300_PROC_HAS_TTYSM1 115 select MN10300_PROC_HAS_TTYSM2 116 117endchoice 118 119config MN10300_HAS_ATOMIC_OPS_UNIT 120 def_bool n 121 help 122 This should be enabled if the processor has an atomic ops unit 123 capable of doing LL/SC equivalent operations. 124 125config FPU 126 bool "FPU present" 127 default y 128 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 129 130config LAZY_SAVE_FPU 131 bool "Save FPU state lazily" 132 default y 133 depends on FPU && !SMP 134 help 135 Enable this to be lazy in the saving of the FPU state to the owning 136 task's thread struct. This is useful if most tasks on the system 137 don't use the FPU as only those tasks that use it will pass it 138 between them, and the state needn't be saved for a task that isn't 139 using it. 140 141 This can't be so easily used on SMP as the process that owns the FPU 142 state on a CPU may be currently running on another CPU, so for the 143 moment, it is disabled. 144 145source "arch/mn10300/mm/Kconfig.cache" 146 147config MN10300_TLB_USE_PIDR 148 def_bool y 149 150menu "Memory layout options" 151 152config KERNEL_RAM_BASE_ADDRESS 153 hex "Base address of kernel RAM" 154 default "0x90000000" 155 156config INTERRUPT_VECTOR_BASE 157 hex "Base address of vector table" 158 default "0x90000000" 159 help 160 The base address of the vector table will be programmed into 161 the TBR register. It must be on 16MiB address boundary. 162 163config KERNEL_TEXT_ADDRESS 164 hex "Base address of kernel" 165 default "0x90001000" 166 167config KERNEL_ZIMAGE_BASE_ADDRESS 168 hex "Base address of compressed vmlinux image" 169 default "0x50700000" 170 171config BOOT_STACK_OFFSET 172 hex 173 default "0xF00" if SMP 174 default "0xFF0" if !SMP 175 176config BOOT_STACK_SIZE 177 hex 178 depends on SMP 179 default "0x100" 180endmenu 181 182config SMP 183 bool "Symmetric multi-processing support" 184 default y 185 depends on MN10300_PROC_MN2WS0050 186 ---help--- 187 This enables support for systems with more than one CPU. If you have 188 a system with only one CPU, say N. If you have a system with more 189 than one CPU, say Y. 190 191 If you say N here, the kernel will run on uni- and multiprocessor 192 machines, but will use only one CPU of a multiprocessor machine. If 193 you say Y here, the kernel will run on many, but not all, 194 uniprocessor machines. On a uniprocessor machine, the kernel 195 will run faster if you say N here. 196 197 See also <file:Documentation/x86/i386/IO-APIC.txt>, 198 <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at 199 <http://www.tldp.org/docs.html#howto>. 200 201 If you don't know what to do here, say N. 202 203config NR_CPUS 204 int 205 depends on SMP 206 default "2" 207 208source "kernel/Kconfig.preempt" 209 210config MN10300_CURRENT_IN_E2 211 bool "Hold current task address in E2 register" 212 depends on !SMP 213 default y 214 help 215 This option removes the E2/R2 register from the set available to gcc 216 for normal use and instead uses it to store the address of the 217 current process's task_struct whilst in the kernel. 218 219 This means the kernel doesn't need to calculate the address each time 220 "current" is used (take SP, AND with mask and dereference pointer 221 just to get the address), and instead can just use E2+offset 222 addressing each time. 223 224 This has no effect on userspace. 225 226config MN10300_USING_JTAG 227 bool "Using JTAG to debug kernel" 228 default y 229 help 230 This options indicates that JTAG will be used to debug the kernel. It 231 suppresses the use of certain hardware debugging features, such as 232 single-stepping, which are taken over completely by the JTAG unit. 233 234source "kernel/Kconfig.hz" 235 236config MN10300_RTC 237 bool "Using MN10300 RTC" 238 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 239 select GENERIC_CMOS_UPDATE 240 default n 241 help 242 This option enables support for the RTC, thus enabling time to be 243 tracked, even when system is powered down. This is available on-chip 244 on the MN103E010. 245 246config MN10300_WD_TIMER 247 bool "Using MN10300 watchdog timer" 248 default y 249 help 250 This options indicates that the watchdog timer will be used. 251 252config PCI 253 bool "Use PCI" 254 depends on MN10300_UNIT_ASB2305 255 default y 256 select GENERIC_PCI_IOMAP 257 help 258 Some systems (such as the ASB2305) have PCI onboard. If you have one 259 of these boards and you wish to use the PCI facilities, say Y here. 260 261 The PCI-HOWTO, available from 262 <http://www.tldp.org/docs.html#howto>, contains valuable 263 information about which PCI hardware does work under Linux and which 264 doesn't. 265 266source "drivers/pci/Kconfig" 267 268source "drivers/pcmcia/Kconfig" 269 270menu "MN10300 internal serial options" 271 272config MN10300_PROC_HAS_TTYSM0 273 bool 274 default n 275 276config MN10300_PROC_HAS_TTYSM1 277 bool 278 default n 279 280config MN10300_PROC_HAS_TTYSM2 281 bool 282 default n 283 284config MN10300_TTYSM 285 bool "Support for ttySM serial ports" 286 depends on MN10300 287 default y 288 select SERIAL_CORE 289 help 290 This option enables support for the on-chip serial ports that the 291 MN10300 has available. 292 293config MN10300_TTYSM_CONSOLE 294 bool "Support for console on ttySM serial ports" 295 depends on MN10300_TTYSM 296 select SERIAL_CORE_CONSOLE 297 help 298 This option enables support for a console on the on-chip serial ports 299 that the MN10300 has available. 300 301# 302# /dev/ttySM0 303# 304config MN10300_TTYSM0 305 bool "Enable SIF0 (/dev/ttySM0)" 306 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0 307 help 308 Enable access to SIF0 through /dev/ttySM0 or gdb-stub 309 310choice 311 prompt "Select the timer to supply the clock for SIF0" 312 default MN10300_TTYSM0_TIMER8 313 depends on MN10300_TTYSM0 314 315config MN10300_TTYSM0_TIMER8 316 bool "Use timer 8 (16-bit)" 317 318config MN10300_TTYSM0_TIMER2 319 bool "Use timer 2 (8-bit)" 320 321endchoice 322 323# 324# /dev/ttySM1 325# 326config MN10300_TTYSM1 327 bool "Enable SIF1 (/dev/ttySM1)" 328 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1 329 help 330 Enable access to SIF1 through /dev/ttySM1 or gdb-stub 331 332choice 333 prompt "Select the timer to supply the clock for SIF1" 334 default MN10300_TTYSM1_TIMER12 \ 335 if !(AM33_2 || AM33_3) 336 default MN10300_TTYSM1_TIMER9 \ 337 if AM33_2 || AM33_3 338 depends on MN10300_TTYSM1 339 340config MN10300_TTYSM1_TIMER12 341 bool "Use timer 12 (16-bit)" 342 depends on !(AM33_2 || AM33_3) 343 344config MN10300_TTYSM1_TIMER9 345 bool "Use timer 9 (16-bit)" 346 depends on AM33_2 || AM33_3 347 348config MN10300_TTYSM1_TIMER3 349 bool "Use timer 3 (8-bit)" 350 depends on AM33_2 || AM33_3 351 352endchoice 353 354# 355# /dev/ttySM2 356# 357config MN10300_TTYSM2 358 bool "Enable SIF2 (/dev/ttySM2)" 359 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2 360 help 361 Enable access to SIF2 through /dev/ttySM2 or gdb-stub 362 363choice 364 prompt "Select the timer to supply the clock for SIF2" 365 default MN10300_TTYSM2_TIMER3 \ 366 if !(AM33_2 || AM33_3) 367 default MN10300_TTYSM2_TIMER10 \ 368 if AM33_2 || AM33_3 369 depends on MN10300_TTYSM2 370 371config MN10300_TTYSM2_TIMER9 372 bool "Use timer 9 (16-bit)" 373 depends on !(AM33_2 || AM33_3) 374 375config MN10300_TTYSM2_TIMER1 376 bool "Use timer 1 (8-bit)" 377 depends on !(AM33_2 || AM33_3) 378 379config MN10300_TTYSM2_TIMER3 380 bool "Use timer 3 (8-bit)" 381 depends on !(AM33_2 || AM33_3) 382 383config MN10300_TTYSM2_TIMER10 384 bool "Use timer 10 (16-bit)" 385 depends on AM33_2 || AM33_3 386 387endchoice 388 389config MN10300_TTYSM2_CTS 390 bool "Enable the use of the CTS line /dev/ttySM2" 391 depends on MN10300_TTYSM2 && AM33_2 392 393endmenu 394 395menu "Interrupt request priority options" 396 397comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)" 398 399comment "____Non-maskable interrupt levels____" 400comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial" 401 402config DEBUGGER_IRQ_LEVEL 403 int "DEBUGGER interrupt priority" 404 depends on KERNEL_DEBUGGER 405 range 0 1 if LINUX_CLI_LEVEL = 2 406 range 0 2 if LINUX_CLI_LEVEL = 3 407 range 0 3 if LINUX_CLI_LEVEL = 4 408 range 0 4 if LINUX_CLI_LEVEL = 5 409 range 0 5 if LINUX_CLI_LEVEL = 6 410 default 0 411 412comment "The following must be set to a higher priority than local_irq_disable()" 413 414config MN10300_SERIAL_IRQ_LEVEL 415 int "MN10300 on-chip serial interrupt priority" 416 depends on MN10300_TTYSM 417 range 1 1 if LINUX_CLI_LEVEL = 2 418 range 1 2 if LINUX_CLI_LEVEL = 3 419 range 1 3 if LINUX_CLI_LEVEL = 4 420 range 1 4 if LINUX_CLI_LEVEL = 5 421 range 1 5 if LINUX_CLI_LEVEL = 6 422 default 1 423 424comment "-" 425comment "____Maskable interrupt levels____" 426 427config LINUX_CLI_LEVEL 428 int "The highest interrupt priority excluded by local_irq_disable() (2-6)" 429 range 2 6 430 default 2 431 help 432 local_irq_disable() doesn't actually disable maskable interrupts - 433 what it does is restrict the levels of interrupt which are permitted 434 (a lower level indicates a higher priority) by lowering the value in 435 EPSW.IM from 7. Any interrupt is permitted for which the level is 436 lower than EPSW.IM. 437 438 Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip 439 serial DMA interrupts are allowed to interrupt normal disabled 440 sections. 441 442comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL" 443 444config TIMER_IRQ_LEVEL 445 int "Kernel timer interrupt priority" 446 range LINUX_CLI_LEVEL 6 447 default 4 448 449config PCI_IRQ_LEVEL 450 int "PCI interrupt priority" 451 depends on PCI 452 range LINUX_CLI_LEVEL 6 453 default 5 454 455config ETHERNET_IRQ_LEVEL 456 int "Ethernet interrupt priority" 457 depends on SMC91X || SMC911X || SMSC911X 458 range LINUX_CLI_LEVEL 6 459 default 6 460 461config EXT_SERIAL_IRQ_LEVEL 462 int "External serial port interrupt priority" 463 depends on SERIAL_8250 464 range LINUX_CLI_LEVEL 6 465 default 6 466 467endmenu 468 469source "mm/Kconfig" 470 471menu "Power management options" 472source kernel/power/Kconfig 473endmenu 474 475endmenu 476 477 478menu "Executable formats" 479 480source "fs/Kconfig.binfmt" 481 482endmenu 483 484source "net/Kconfig" 485 486source "drivers/Kconfig" 487 488source "fs/Kconfig" 489 490source "arch/mn10300/Kconfig.debug" 491 492source "security/Kconfig" 493 494source "crypto/Kconfig" 495 496source "lib/Kconfig" 497