1config MN10300 2 def_bool y 3 select HAVE_OPROFILE 4 select HAVE_GENERIC_HARDIRQS 5 select GENERIC_IRQ_SHOW 6 select HAVE_ARCH_TRACEHOOK 7 select HAVE_ARCH_KGDB 8 9config AM33_2 10 def_bool n 11 12config AM33_3 13 def_bool n 14 15config AM34_2 16 def_bool n 17 select MN10300_HAS_ATOMIC_OPS_UNIT 18 select MN10300_HAS_CACHE_SNOOP 19 20config ERRATUM_NEED_TO_RELOAD_MMUCTR 21 def_bool y if AM33_3 || AM34_2 22 23config MMU 24 def_bool y 25 26config HIGHMEM 27 def_bool n 28 29config NUMA 30 def_bool n 31 32config UID16 33 def_bool y 34 35config RWSEM_GENERIC_SPINLOCK 36 def_bool y 37 38config RWSEM_XCHGADD_ALGORITHM 39 bool 40 41config GENERIC_CALIBRATE_DELAY 42 def_bool y 43 44config GENERIC_CMOS_UPDATE 45 def_bool n 46 47config GENERIC_HWEIGHT 48 def_bool y 49 50config GENERIC_CLOCKEVENTS 51 def_bool y 52 53config GENERIC_BUG 54 def_bool y 55 56config QUICKLIST 57 def_bool y 58 59config ARCH_HAS_ILOG2_U32 60 def_bool y 61 62config HOTPLUG_CPU 63 def_bool n 64 65source "init/Kconfig" 66 67source "kernel/Kconfig.freezer" 68 69 70menu "Panasonic MN10300 system setup" 71 72choice 73 prompt "Unit type" 74 default MN10300_UNIT_ASB2303 75 help 76 This option specifies board for which the kernel will be 77 compiled. It affects the external peripherals catered for. 78 79config MN10300_UNIT_ASB2303 80 bool "ASB2303" 81 82config MN10300_UNIT_ASB2305 83 bool "ASB2305" 84 85config MN10300_UNIT_ASB2364 86 bool "ASB2364" 87 select SMSC911X_ARCH_HOOKS if SMSC911X 88 89endchoice 90 91choice 92 prompt "Processor support" 93 default MN10300_PROC_MN103E010 94 help 95 This option specifies the processor for which the kernel will be 96 compiled. It affects the on-chip peripherals catered for. 97 98config MN10300_PROC_MN103E010 99 bool "MN103E010" 100 depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305 101 select AM33_2 102 select MN10300_PROC_HAS_TTYSM0 103 select MN10300_PROC_HAS_TTYSM1 104 select MN10300_PROC_HAS_TTYSM2 105 106config MN10300_PROC_MN2WS0050 107 bool "MN2WS0050" 108 depends on MN10300_UNIT_ASB2364 109 select AM34_2 110 select MN10300_PROC_HAS_TTYSM0 111 select MN10300_PROC_HAS_TTYSM1 112 select MN10300_PROC_HAS_TTYSM2 113 114endchoice 115 116config MN10300_HAS_ATOMIC_OPS_UNIT 117 def_bool n 118 help 119 This should be enabled if the processor has an atomic ops unit 120 capable of doing LL/SC equivalent operations. 121 122config FPU 123 bool "FPU present" 124 default y 125 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 126 127config LAZY_SAVE_FPU 128 bool "Save FPU state lazily" 129 default y 130 depends on FPU && !SMP 131 help 132 Enable this to be lazy in the saving of the FPU state to the owning 133 task's thread struct. This is useful if most tasks on the system 134 don't use the FPU as only those tasks that use it will pass it 135 between them, and the state needn't be saved for a task that isn't 136 using it. 137 138 This can't be so easily used on SMP as the process that owns the FPU 139 state on a CPU may be currently running on another CPU, so for the 140 moment, it is disabled. 141 142source "arch/mn10300/mm/Kconfig.cache" 143 144config MN10300_TLB_USE_PIDR 145 def_bool y 146 147menu "Memory layout options" 148 149config KERNEL_RAM_BASE_ADDRESS 150 hex "Base address of kernel RAM" 151 default "0x90000000" 152 153config INTERRUPT_VECTOR_BASE 154 hex "Base address of vector table" 155 default "0x90000000" 156 help 157 The base address of the vector table will be programmed into 158 the TBR register. It must be on 16MiB address boundary. 159 160config KERNEL_TEXT_ADDRESS 161 hex "Base address of kernel" 162 default "0x90001000" 163 164config KERNEL_ZIMAGE_BASE_ADDRESS 165 hex "Base address of compressed vmlinux image" 166 default "0x50700000" 167 168config BOOT_STACK_OFFSET 169 hex 170 default "0xF00" if SMP 171 default "0xFF0" if !SMP 172 173config BOOT_STACK_SIZE 174 hex 175 depends on SMP 176 default "0x100" 177endmenu 178 179config SMP 180 bool "Symmetric multi-processing support" 181 default y 182 select USE_GENERIC_SMP_HELPERS 183 depends on MN10300_PROC_MN2WS0038 || 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, like most personal computers, say N. If 187 you have a system with more than one CPU, say Y. 188 189 If you say N here, the kernel will run on single 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 singleprocessor machines. On a singleprocessor 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" 233source "kernel/time/Kconfig" 234 235config MN10300_RTC 236 bool "Using MN10300 RTC" 237 depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050 238 select GENERIC_CMOS_UPDATE 239 default n 240 help 241 This option enables support for the RTC, thus enabling time to be 242 tracked, even when system is powered down. This is available on-chip 243 on the MN103E010. 244 245config MN10300_WD_TIMER 246 bool "Using MN10300 watchdog timer" 247 default y 248 help 249 This options indicates that the watchdog timer will be used. 250 251config PCI 252 bool "Use PCI" 253 depends on MN10300_UNIT_ASB2305 254 default y 255 select GENERIC_PCI_IOMAP 256 help 257 Some systems (such as the ASB2305) have PCI onboard. If you have one 258 of these boards and you wish to use the PCI facilities, say Y here. 259 260 The PCI-HOWTO, available from 261 <http://www.tldp.org/docs.html#howto>, contains valuable 262 information about which PCI hardware does work under Linux and which 263 doesn't. 264 265source "drivers/pci/Kconfig" 266 267source "drivers/pcmcia/Kconfig" 268 269menu "MN10300 internal serial options" 270 271config MN10300_PROC_HAS_TTYSM0 272 bool 273 default n 274 275config MN10300_PROC_HAS_TTYSM1 276 bool 277 default n 278 279config MN10300_PROC_HAS_TTYSM2 280 bool 281 default n 282 283config MN10300_TTYSM 284 bool "Support for ttySM serial ports" 285 depends on MN10300 286 default y 287 select SERIAL_CORE 288 help 289 This option enables support for the on-chip serial ports that the 290 MN10300 has available. 291 292config MN10300_TTYSM_CONSOLE 293 bool "Support for console on ttySM serial ports" 294 depends on MN10300_TTYSM 295 select SERIAL_CORE_CONSOLE 296 help 297 This option enables support for a console on the on-chip serial ports 298 that the MN10300 has available. 299 300# 301# /dev/ttySM0 302# 303config MN10300_TTYSM0 304 bool "Enable SIF0 (/dev/ttySM0)" 305 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0 306 help 307 Enable access to SIF0 through /dev/ttySM0 or gdb-stub 308 309choice 310 prompt "Select the timer to supply the clock for SIF0" 311 default MN10300_TTYSM0_TIMER8 312 depends on MN10300_TTYSM0 313 314config MN10300_TTYSM0_TIMER8 315 bool "Use timer 8 (16-bit)" 316 317config MN10300_TTYSM0_TIMER2 318 bool "Use timer 2 (8-bit)" 319 320endchoice 321 322# 323# /dev/ttySM1 324# 325config MN10300_TTYSM1 326 bool "Enable SIF1 (/dev/ttySM1)" 327 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1 328 help 329 Enable access to SIF1 through /dev/ttySM1 or gdb-stub 330 331choice 332 prompt "Select the timer to supply the clock for SIF1" 333 default MN10300_TTYSM1_TIMER12 \ 334 if !(AM33_2 || AM33_3) 335 default MN10300_TTYSM1_TIMER9 \ 336 if AM33_2 || AM33_3 337 depends on MN10300_TTYSM1 338 339config MN10300_TTYSM1_TIMER12 340 bool "Use timer 12 (16-bit)" 341 depends on !(AM33_2 || AM33_3) 342 343config MN10300_TTYSM1_TIMER9 344 bool "Use timer 9 (16-bit)" 345 depends on AM33_2 || AM33_3 346 347config MN10300_TTYSM1_TIMER3 348 bool "Use timer 3 (8-bit)" 349 depends on AM33_2 || AM33_3 350 351endchoice 352 353# 354# /dev/ttySM2 355# 356config MN10300_TTYSM2 357 bool "Enable SIF2 (/dev/ttySM2)" 358 depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2 359 help 360 Enable access to SIF2 through /dev/ttySM2 or gdb-stub 361 362choice 363 prompt "Select the timer to supply the clock for SIF2" 364 default MN10300_TTYSM2_TIMER3 \ 365 if !(AM33_2 || AM33_3) 366 default MN10300_TTYSM2_TIMER10 \ 367 if AM33_2 || AM33_3 368 depends on MN10300_TTYSM2 369 370config MN10300_TTYSM2_TIMER9 371 bool "Use timer 9 (16-bit)" 372 depends on !(AM33_2 || AM33_3) 373 374config MN10300_TTYSM2_TIMER1 375 bool "Use timer 1 (8-bit)" 376 depends on !(AM33_2 || AM33_3) 377 378config MN10300_TTYSM2_TIMER3 379 bool "Use timer 3 (8-bit)" 380 depends on !(AM33_2 || AM33_3) 381 382config MN10300_TTYSM2_TIMER10 383 bool "Use timer 10 (16-bit)" 384 depends on AM33_2 || AM33_3 385 386endchoice 387 388config MN10300_TTYSM2_CTS 389 bool "Enable the use of the CTS line /dev/ttySM2" 390 depends on MN10300_TTYSM2 && AM33_2 391 392endmenu 393 394menu "Interrupt request priority options" 395 396comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)" 397 398comment "____Non-maskable interrupt levels____" 399comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial" 400 401config DEBUGGER_IRQ_LEVEL 402 int "DEBUGGER interrupt priority" 403 depends on KERNEL_DEBUGGER 404 range 0 1 if LINUX_CLI_LEVEL = 2 405 range 0 2 if LINUX_CLI_LEVEL = 3 406 range 0 3 if LINUX_CLI_LEVEL = 4 407 range 0 4 if LINUX_CLI_LEVEL = 5 408 range 0 5 if LINUX_CLI_LEVEL = 6 409 default 0 410 411comment "The following must be set to a higher priority than local_irq_disable()" 412 413config MN10300_SERIAL_IRQ_LEVEL 414 int "MN10300 on-chip serial interrupt priority" 415 depends on MN10300_TTYSM 416 range 1 1 if LINUX_CLI_LEVEL = 2 417 range 1 2 if LINUX_CLI_LEVEL = 3 418 range 1 3 if LINUX_CLI_LEVEL = 4 419 range 1 4 if LINUX_CLI_LEVEL = 5 420 range 1 5 if LINUX_CLI_LEVEL = 6 421 default 1 422 423comment "-" 424comment "____Maskable interrupt levels____" 425 426config LINUX_CLI_LEVEL 427 int "The highest interrupt priority excluded by local_irq_disable() (2-6)" 428 range 2 6 429 default 2 430 help 431 local_irq_disable() doesn't actually disable maskable interrupts - 432 what it does is restrict the levels of interrupt which are permitted 433 (a lower level indicates a higher priority) by lowering the value in 434 EPSW.IM from 7. Any interrupt is permitted for which the level is 435 lower than EPSW.IM. 436 437 Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip 438 serial DMA interrupts are allowed to interrupt normal disabled 439 sections. 440 441comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL" 442 443config TIMER_IRQ_LEVEL 444 int "Kernel timer interrupt priority" 445 range LINUX_CLI_LEVEL 6 446 default 4 447 448config PCI_IRQ_LEVEL 449 int "PCI interrupt priority" 450 depends on PCI 451 range LINUX_CLI_LEVEL 6 452 default 5 453 454config ETHERNET_IRQ_LEVEL 455 int "Ethernet interrupt priority" 456 depends on SMC91X || SMC911X || SMSC911X 457 range LINUX_CLI_LEVEL 6 458 default 6 459 460config EXT_SERIAL_IRQ_LEVEL 461 int "External serial port interrupt priority" 462 depends on SERIAL_8250 463 range LINUX_CLI_LEVEL 6 464 default 6 465 466endmenu 467 468source "mm/Kconfig" 469 470menu "Power management options" 471source kernel/power/Kconfig 472endmenu 473 474endmenu 475 476 477menu "Executable formats" 478 479source "fs/Kconfig.binfmt" 480 481endmenu 482 483source "net/Kconfig" 484 485source "drivers/Kconfig" 486 487source "fs/Kconfig" 488 489source "arch/mn10300/Kconfig.debug" 490 491source "security/Kconfig" 492 493source "crypto/Kconfig" 494 495source "lib/Kconfig" 496