1 # SPDX-License-Identifier: GPL-2.0 !! 1 # SPDX-License-Identifier: GPL-2.0-only
2 config NIOS2 !! 2 config 64BIT
3 def_bool y !! 3 bool "64-bit kernel" if "$(ARCH)" = "sparc"
4 select ARCH_32BIT_OFF_T !! 4 default "$(ARCH)" = "sparc64"
>> 5 help
>> 6 SPARC is a family of RISC microprocessors designed and marketed by
>> 7 Sun Microsystems, incorporated. They are very widely found in Sun
>> 8 workstations and clones.
>> 9
>> 10 Say yes to build a 64-bit kernel - formerly known as sparc64
>> 11 Say no to build a 32-bit kernel - formerly known as sparc
>> 12
>> 13 config SPARC
>> 14 bool
>> 15 default y
5 select ARCH_HAS_CPU_CACHE_ALIASING 16 select ARCH_HAS_CPU_CACHE_ALIASING
6 select ARCH_HAS_DMA_PREP_COHERENT !! 17 select ARCH_HAS_DMA_OPS
>> 18 select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI
>> 19 select ARCH_MIGHT_HAVE_PC_SERIO
>> 20 select OF
>> 21 select OF_PROMTREE
>> 22 select HAVE_ASM_MODVERSIONS
>> 23 select HAVE_ARCH_KGDB if !SMP || SPARC64
>> 24 select HAVE_ARCH_TRACEHOOK
>> 25 select HAVE_ARCH_SECCOMP if SPARC64
>> 26 select HAVE_EXIT_THREAD
>> 27 select HAVE_PCI
>> 28 select SYSCTL_EXCEPTION_TRACE
>> 29 select RTC_CLASS
>> 30 select RTC_DRV_M48T59
>> 31 select RTC_SYSTOHC
>> 32 select HAVE_ARCH_JUMP_LABEL if SPARC64
>> 33 select GENERIC_IRQ_SHOW
>> 34 select ARCH_WANT_IPC_PARSE_VERSION
>> 35 select GENERIC_PCI_IOMAP
>> 36 select HAS_IOPORT
>> 37 select HAVE_HARDLOCKUP_DETECTOR_SPARC64 if SPARC64
>> 38 select HAVE_CBPF_JIT if SPARC32
>> 39 select HAVE_EBPF_JIT if SPARC64
>> 40 select HAVE_DEBUG_BUGVERBOSE
>> 41 select GENERIC_SMP_IDLE_THREAD
>> 42 select MODULES_USE_ELF_RELA
>> 43 select PCI_SYSCALL if PCI
>> 44 select PCI_MSI_ARCH_FALLBACKS if PCI_MSI
>> 45 select ODD_RT_SIGACTION
>> 46 select OLD_SIGSUSPEND
>> 47 select CPU_NO_EFFICIENT_FFS
>> 48 select LOCKDEP_SMALL if LOCKDEP
>> 49 select NEED_DMA_MAP_STATE
>> 50 select NEED_SG_DMA_LENGTH
>> 51 select TRACE_IRQFLAGS_SUPPORT
>> 52
>> 53 config SPARC32
>> 54 def_bool !64BIT
>> 55 select ARCH_32BIT_OFF_T
>> 56 select ARCH_HAS_CPU_FINALIZE_INIT if !SMP
7 select ARCH_HAS_SYNC_DMA_FOR_CPU 57 select ARCH_HAS_SYNC_DMA_FOR_CPU
8 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 58 select CLZ_TAB
9 select ARCH_HAS_DMA_SET_UNCACHED !! 59 select DMA_DIRECT_REMAP
10 select ARCH_NO_SWAP <<
11 select COMMON_CLK <<
12 select TIMER_OF <<
13 select GENERIC_ATOMIC64 60 select GENERIC_ATOMIC64
14 select GENERIC_CPU_DEVICES !! 61 select GENERIC_LIB_CMPDI2
15 select GENERIC_IRQ_PROBE !! 62 select GENERIC_LIB_UCMPDI2
16 select GENERIC_IRQ_SHOW !! 63 select HAVE_UID16
17 select HAVE_ARCH_TRACEHOOK <<
18 select HAVE_ARCH_KGDB <<
19 select HAVE_PAGE_SIZE_4KB 64 select HAVE_PAGE_SIZE_4KB
20 select IRQ_DOMAIN <<
21 select LOCK_MM_AND_FIND_VMA 65 select LOCK_MM_AND_FIND_VMA
22 select MODULES_USE_ELF_RELA !! 66 select OLD_SIGACTION
23 select OF !! 67 select ZONE_DMA
24 select OF_EARLY_FLATTREE !! 68
25 select SOC_BUS !! 69 config SPARC64
>> 70 def_bool 64BIT
>> 71 select ALTERNATE_USER_ADDRESS_SPACE
>> 72 select HAVE_FUNCTION_TRACER
>> 73 select HAVE_FUNCTION_GRAPH_TRACER
>> 74 select HAVE_KRETPROBES
>> 75 select HAVE_KPROBES
>> 76 select MMU_GATHER_RCU_TABLE_FREE if SMP
>> 77 select MMU_GATHER_MERGE_VMAS
>> 78 select MMU_GATHER_NO_FLUSH_CACHE
>> 79 select HAVE_ARCH_TRANSPARENT_HUGEPAGE
>> 80 select HAVE_DYNAMIC_FTRACE
>> 81 select HAVE_FTRACE_MCOUNT_RECORD
>> 82 select HAVE_PAGE_SIZE_8KB
>> 83 select HAVE_SYSCALL_TRACEPOINTS
>> 84 select HAVE_CONTEXT_TRACKING_USER
>> 85 select HAVE_TIF_NOHZ
>> 86 select HAVE_DEBUG_KMEMLEAK
>> 87 select IOMMU_HELPER
26 select SPARSE_IRQ 88 select SPARSE_IRQ
27 select USB_ARCH_HAS_HCD if USB_SUPPORT !! 89 select RTC_DRV_CMOS
28 select CPU_NO_EFFICIENT_FFS !! 90 select RTC_DRV_BQ4802
29 select MMU_GATHER_NO_RANGE if MMU !! 91 select RTC_DRV_SUN4V
>> 92 select RTC_DRV_STARFIRE
>> 93 select HAVE_PERF_EVENTS
>> 94 select PERF_USE_VMALLOC
>> 95 select ARCH_HAVE_NMI_SAFE_CMPXCHG
>> 96 select HAVE_C_RECORDMCOUNT
>> 97 select HAVE_ARCH_AUDITSYSCALL
>> 98 select ARCH_SUPPORTS_ATOMIC_RMW
>> 99 select ARCH_SUPPORTS_DEBUG_PAGEALLOC
>> 100 select HAVE_NMI
>> 101 select HAVE_REGS_AND_STACK_ACCESS_API
>> 102 select ARCH_USE_QUEUED_RWLOCKS
>> 103 select ARCH_USE_QUEUED_SPINLOCKS
>> 104 select GENERIC_TIME_VSYSCALL
>> 105 select ARCH_CLOCKSOURCE_DATA
>> 106 select ARCH_HAS_PTE_SPECIAL
>> 107 select PCI_DOMAINS if PCI
>> 108 select ARCH_HAS_GIGANTIC_PAGE
>> 109 select HAVE_SOFTIRQ_ON_OWN_STACK
>> 110 select HAVE_SETUP_PER_CPU_AREA
>> 111 select NEED_PER_CPU_EMBED_FIRST_CHUNK
>> 112 select NEED_PER_CPU_PAGE_FIRST_CHUNK
30 113
31 config GENERIC_CSUM !! 114 config ARCH_PROC_KCORE_TEXT
32 def_bool y 115 def_bool y
33 116
34 config GENERIC_HWEIGHT !! 117 config CPU_BIG_ENDIAN
35 def_bool y 118 def_bool y
36 119
37 config GENERIC_CALIBRATE_DELAY !! 120 config STACKTRACE_SUPPORT
38 def_bool y !! 121 bool
>> 122 default y if SPARC64
>> 123
>> 124 config LOCKDEP_SUPPORT
>> 125 bool
>> 126 default y if SPARC64
39 127
40 config NO_IOPORT_MAP !! 128 config ARCH_HIBERNATION_POSSIBLE
41 def_bool y !! 129 def_bool y if SPARC64
>> 130
>> 131 config AUDIT_ARCH
>> 132 bool
>> 133 default y
>> 134
>> 135 config MMU
>> 136 bool
>> 137 default y
>> 138
>> 139 config HIGHMEM
>> 140 bool
>> 141 default y if SPARC32
>> 142 select KMAP_LOCAL
>> 143
>> 144 config PGTABLE_LEVELS
>> 145 default 4 if 64BIT
>> 146 default 3
>> 147
>> 148 config ARCH_SUPPORTS_UPROBES
>> 149 def_bool y if SPARC64
42 150
43 config FPU !! 151 menu "Processor type and features"
44 def_bool n !! 152
>> 153 config SMP
>> 154 bool "Symmetric multi-processing support"
>> 155 help
>> 156 This enables support for systems with more than one CPU. If you have
>> 157 a system with only one CPU, say N. If you have a system with more
>> 158 than one CPU, say Y.
>> 159
>> 160 If you say N here, the kernel will run on uni- and multiprocessor
>> 161 machines, but will use only one CPU of a multiprocessor machine. If
>> 162 you say Y here, the kernel will run on many, but not all,
>> 163 uniprocessor machines. On a uniprocessor machine, the kernel
>> 164 will run faster if you say N here.
>> 165
>> 166 People using multiprocessor machines who say Y here should also say
>> 167 Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
>> 168 Management" code will be disabled if you say Y here.
45 169
46 menu "Kernel features" !! 170 See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO
>> 171 available at <https://www.tldp.org/docs.html#howto>.
>> 172
>> 173 If you don't know what to do here, say N.
>> 174
>> 175 config NR_CPUS
>> 176 int "Maximum number of CPUs"
>> 177 depends on SMP
>> 178 range 2 32 if SPARC32
>> 179 range 2 4096 if SPARC64
>> 180 default 32 if SPARC32
>> 181 default 4096 if SPARC64
47 182
48 source "kernel/Kconfig.hz" 183 source "kernel/Kconfig.hz"
49 184
>> 185 config GENERIC_HWEIGHT
>> 186 bool
>> 187 default y
>> 188
>> 189 config GENERIC_CALIBRATE_DELAY
>> 190 bool
>> 191 default y
>> 192
>> 193 config ARCH_MAY_HAVE_PC_FDC
>> 194 bool
>> 195 default y
>> 196
>> 197 config EMULATED_CMPXCHG
>> 198 bool
>> 199 default y if SPARC32
>> 200 help
>> 201 Sparc32 does not have a CAS instruction like sparc64. cmpxchg()
>> 202 is emulated, and therefore it is not completely atomic.
>> 203
>> 204 # Makefile helpers
>> 205 config SPARC32_SMP
>> 206 bool
>> 207 default y
>> 208 depends on SPARC32 && SMP
>> 209
>> 210 config SPARC64_SMP
>> 211 bool
>> 212 default y
>> 213 depends on SPARC64 && SMP
>> 214
>> 215 config EARLYFB
>> 216 bool "Support for early boot text console"
>> 217 default y
>> 218 depends on SPARC64
>> 219 select FONT_SUN8x16
>> 220 select FONT_SUPPORT
>> 221 help
>> 222 Say Y here to enable a faster early framebuffer boot console.
>> 223
>> 224 config HOTPLUG_CPU
>> 225 bool "Support for hot-pluggable CPUs"
>> 226 depends on SPARC64 && SMP
>> 227 help
>> 228 Say Y here to experiment with turning CPUs off and on. CPUs
>> 229 can be controlled through /sys/devices/system/cpu/cpu#.
>> 230 Say N if you want to disable CPU hotplug.
>> 231
>> 232 if SPARC64
>> 233 source "drivers/cpufreq/Kconfig"
>> 234 endif
>> 235
>> 236 config US3_MC
>> 237 tristate "UltraSPARC-III Memory Controller driver"
>> 238 depends on SPARC64
>> 239 default y
>> 240 help
>> 241 This adds a driver for the UltraSPARC-III memory controller.
>> 242 Loading this driver allows exact mnemonic strings to be
>> 243 printed in the event of a memory error, so that the faulty DIMM
>> 244 on the motherboard can be matched to the error.
>> 245
>> 246 If in doubt, say Y, as this information can be very useful.
>> 247
>> 248 # Global things across all Sun machines.
>> 249 config GENERIC_LOCKBREAK
>> 250 bool
>> 251 default y
>> 252 depends on SPARC64 && SMP && PREEMPTION
>> 253
>> 254 config NUMA
>> 255 bool "NUMA support"
>> 256 depends on SPARC64 && SMP
>> 257
>> 258 config NODES_SHIFT
>> 259 int "Maximum NUMA Nodes (as a power of 2)"
>> 260 range 4 5 if SPARC64
>> 261 default "5"
>> 262 depends on NUMA
>> 263 help
>> 264 Specify the maximum number of NUMA Nodes available on the target
>> 265 system. Increases memory reserved to accommodate various tables.
>> 266
>> 267 config ARCH_SPARSEMEM_ENABLE
>> 268 def_bool y if SPARC64
>> 269 select SPARSEMEM_VMEMMAP_ENABLE
>> 270
>> 271 config ARCH_SPARSEMEM_DEFAULT
>> 272 def_bool y if SPARC64
>> 273
50 config ARCH_FORCE_MAX_ORDER 274 config ARCH_FORCE_MAX_ORDER
51 int "Order of maximal physically conti 275 int "Order of maximal physically contiguous allocations"
52 default "10" !! 276 default "12"
53 help 277 help
54 The kernel page allocator limits the 278 The kernel page allocator limits the size of maximal physically
55 contiguous allocations. The limit is 279 contiguous allocations. The limit is called MAX_PAGE_ORDER and it
56 defines the maximal power of two of 280 defines the maximal power of two of number of pages that can be
57 allocated as a single contiguous blo 281 allocated as a single contiguous block. This option allows
58 overriding the default setting when 282 overriding the default setting when ability to allocate very
59 large blocks of physically contiguou 283 large blocks of physically contiguous memory is required.
60 284
61 Don't change if unsure. 285 Don't change if unsure.
62 286
63 endmenu !! 287 if SPARC64 || COMPILE_TEST
64 !! 288 source "kernel/power/Kconfig"
65 source "arch/nios2/platform/Kconfig.platform" !! 289 endif
66 !! 290
67 menu "Processor type and features" !! 291 config SCHED_SMT
68 !! 292 bool "SMT (Hyperthreading) scheduler support"
69 config MMU !! 293 depends on SPARC64 && SMP
70 def_bool y <<
71 <<
72 config NR_CPUS <<
73 int <<
74 default "1" <<
75 <<
76 config NIOS2_ALIGNMENT_TRAP <<
77 bool "Catch alignment trap" <<
78 default y 294 default y
79 help 295 help
80 Nios II CPUs cannot fetch/store data !! 296 SMT scheduler support improves the CPU scheduler's decision making
81 i.e., a 2 or 4 byte fetch must start !! 297 when dealing with SPARC cpus at a cost of slightly increased overhead
82 2 or 4. Any non-aligned load/store i !! 298 in some places. If unsure say N here.
83 emulated in software if you say Y he !! 299
84 impact. !! 300 config SCHED_MC
85 !! 301 bool "Multi-core scheduler support"
86 comment "Boot options" !! 302 depends on SPARC64 && SMP
>> 303 default y
>> 304 help
>> 305 Multi-core scheduler support improves the CPU scheduler's decision
>> 306 making when dealing with multi-core CPU chips at a cost of slightly
>> 307 increased overhead in some places. If unsure say N here.
87 308
88 config CMDLINE_BOOL 309 config CMDLINE_BOOL
89 bool "Default bootloader kernel argume 310 bool "Default bootloader kernel arguments"
90 default y !! 311 depends on SPARC64
91 312
92 config CMDLINE 313 config CMDLINE
93 string "Default kernel command string" !! 314 string "Initial kernel command string"
94 default "" <<
95 depends on CMDLINE_BOOL 315 depends on CMDLINE_BOOL
>> 316 default "console=ttyS0,9600 root=/dev/sda1"
96 help 317 help
97 On some platforms, there is currentl !! 318 Say Y here if you want to be able to pass default arguments to
98 pass arguments to the kernel. For th !! 319 the kernel. This will be overridden by the bootloader, if you
99 some command-line options at build t !! 320 use one (such as SILO). This is most useful if you want to boot
100 other cases you can specify kernel a !! 321 a kernel from TFTP, and want default options to be available
101 to set them up in board prom initial !! 322 with having them passed on the command line.
102 !! 323
103 config CMDLINE_FORCE !! 324 NOTE: This option WILL override the PROM bootargs setting!
104 bool "Force default kernel command str !! 325
105 depends on CMDLINE_BOOL !! 326 config SUN_PM
106 help !! 327 bool
107 Set this to have arguments from the !! 328 default y if SPARC32
108 override those passed by the boot lo !! 329 help
109 !! 330 Enable power management and CPU standby features on supported
110 config NIOS2_CMDLINE_IGNORE_DTB !! 331 SPARC platforms.
111 bool "Ignore kernel command string fro !! 332
112 depends on CMDLINE_BOOL !! 333 config SPARC_LED
113 depends on !CMDLINE_FORCE !! 334 tristate "Sun4m LED driver"
>> 335 depends on SPARC32
>> 336 help
>> 337 This driver toggles the front-panel LED on sun4m systems
>> 338 in a user-specifiable manner. Its state can be probed
>> 339 by reading /proc/led and its blinking mode can be changed
>> 340 via writes to /proc/led
>> 341
>> 342 config SERIAL_CONSOLE
>> 343 bool
>> 344 depends on SPARC32
114 default y 345 default y
115 help 346 help
116 Set this to ignore the bootargs prop !! 347 If you say Y here, it will be possible to use a serial port as the
117 chosen node and fall back to CMDLINE !! 348 system console (the system console is the device which receives all
118 !! 349 kernel messages and warnings and which allows logins in single user
119 config NIOS2_PASS_CMDLINE !! 350 mode). This could be useful if some terminal or printer is connected
120 bool "Passed kernel command line from !! 351 to that serial port.
>> 352
>> 353 Even if you say Y here, the currently visible virtual console
>> 354 (/dev/tty0) will still be used as the system console by default, but
>> 355 you can alter that using a kernel command line option such as
>> 356 "console=ttyS1". (Try "man bootparam" or see the documentation of
>> 357 your boot loader (silo) about how to pass options to the kernel at
>> 358 boot time.)
>> 359
>> 360 If you don't have a graphics card installed and you say Y here, the
>> 361 kernel will automatically use the first serial line, /dev/ttyS0, as
>> 362 system console.
>> 363
>> 364 If unsure, say N.
>> 365
>> 366 config SPARC_LEON
>> 367 bool "Sparc Leon processor family"
>> 368 depends on SPARC32
>> 369 select USB_EHCI_BIG_ENDIAN_MMIO
>> 370 select USB_EHCI_BIG_ENDIAN_DESC
>> 371 select USB_UHCI_BIG_ENDIAN_MMIO
>> 372 select USB_UHCI_BIG_ENDIAN_DESC
>> 373 help
>> 374 If you say Y here if you are running on a SPARC-LEON processor.
>> 375 The LEON processor is a synthesizable VHDL model of the
>> 376 SPARC-v8 standard. LEON is part of the GRLIB collection of
>> 377 IP cores that are distributed under GPL. GRLIB can be downloaded
>> 378 from www.gaisler.com. You can download a sparc-linux cross-compilation
>> 379 toolchain at www.gaisler.com.
>> 380
>> 381 if SPARC_LEON
>> 382 menu "U-Boot options"
>> 383
>> 384 config UBOOT_LOAD_ADDR
>> 385 hex "uImage Load Address"
>> 386 default 0x40004000
>> 387 help
>> 388 U-Boot kernel load address, the address in physical address space
>> 389 where u-boot will place the Linux kernel before booting it.
>> 390 This address is normally the base address of main memory + 0x4000.
>> 391
>> 392 config UBOOT_FLASH_ADDR
>> 393 hex "uImage.o Load Address"
>> 394 default 0x00080000
>> 395 help
>> 396 Optional setting only affecting the uImage.o ELF-image used to
>> 397 download the uImage file to the target using a ELF-loader other than
>> 398 U-Boot. It may for example be used to download an uImage to FLASH with
>> 399 the GRMON utility before even starting u-boot.
>> 400
>> 401 config UBOOT_ENTRY_ADDR
>> 402 hex "uImage Entry Address"
>> 403 default 0xf0004000
121 help 404 help
122 Use bootargs env variable from u-boo !! 405 Do not change this unless you know what you're doing. This is
123 will override "Default kernel comman !! 406 hardcoded by the SPARC32 and LEON port.
124 Say N if you are unsure. <<
125 407
126 config NIOS2_BOOT_LINK_OFFSET !! 408 This is the virtual address u-boot jumps to when booting the Linux
127 hex "Link address offset for booting" !! 409 Kernel.
128 default "0x00500000" <<
129 help <<
130 This option allows you to set the li <<
131 This can be useful if you are on a b <<
132 memory. <<
133 410
134 endmenu 411 endmenu
>> 412 endif
135 413
136 menu "Advanced setup" !! 414 endmenu
137 415
138 config ADVANCED_OPTIONS !! 416 menu "Bus options (PCI etc.)"
139 bool "Prompt for advanced kernel confi !! 417 config SBUS
>> 418 bool
>> 419 default y
140 420
141 comment "Default settings for advanced configu !! 421 config SBUSCHAR
142 depends on !ADVANCED_OPTIONS !! 422 bool
>> 423 default y
143 424
144 config NIOS2_KERNEL_MMU_REGION_BASE_BOOL !! 425 config SUN_LDOMS
145 bool "Set custom kernel MMU region bas !! 426 bool "Sun Logical Domains support"
146 depends on ADVANCED_OPTIONS !! 427 depends on SPARC64
147 help !! 428 help
148 This option allows you to set the vi !! 429 Say Y here is you want to support virtual devices via
>> 430 Logical Domains.
>> 431
>> 432 config PCIC_PCI
>> 433 bool
>> 434 depends on PCI && SPARC32 && !SPARC_LEON
>> 435 default y
149 436
150 Say N here unless you know what you !! 437 config LEON_PCI
>> 438 bool
>> 439 depends on PCI && SPARC_LEON
>> 440 default y
151 441
152 config NIOS2_KERNEL_MMU_REGION_BASE !! 442 config SPARC_GRPCI1
153 hex "Virtual base address of the kerne !! 443 bool "GRPCI Host Bridge Support"
154 default "0x80000000" !! 444 depends on LEON_PCI
>> 445 default y
155 help 446 help
156 This option allows you to set the vi !! 447 Say Y here to include the GRPCI Host Bridge Driver. The GRPCI
157 !! 448 PCI host controller is typically found in GRLIB SPARC32/LEON
158 config NIOS2_KERNEL_REGION_BASE_BOOL !! 449 systems. The driver has one property (all_pci_errors) controlled
159 bool "Set custom kernel region base ad !! 450 from the bootloader that makes the GRPCI to generate interrupts
160 depends on ADVANCED_OPTIONS !! 451 on detected PCI Parity and System errors.
>> 452
>> 453 config SPARC_GRPCI2
>> 454 bool "GRPCI2 Host Bridge Support"
>> 455 depends on LEON_PCI
>> 456 default y
161 help 457 help
162 This option allows you to set the vi !! 458 Say Y here to include the GRPCI2 Host Bridge Driver.
163 459
164 Say N here unless you know what you !! 460 config SUN_OPENPROMFS
>> 461 tristate "Openprom tree appears in /proc/openprom"
>> 462 help
>> 463 If you say Y, the OpenPROM device tree will be available as a
>> 464 virtual file system, which you can mount to /proc/openprom by "mount
>> 465 -t openpromfs none /proc/openprom".
165 466
166 config NIOS2_KERNEL_REGION_BASE !! 467 To compile the /proc/openprom support as a module, choose M here: the
167 hex "Virtual base address of the kerne !! 468 module will be called openpromfs.
168 default "0xc0000000" <<
169 469
170 config NIOS2_IO_REGION_BASE_BOOL !! 470 Only choose N if you know in advance that you will not need to modify
171 bool "Set custom I/O region base addre !! 471 OpenPROM settings on the running system.
172 depends on ADVANCED_OPTIONS <<
173 help <<
174 This option allows you to set the vi <<
175 472
176 Say N here unless you know what you !! 473 # Makefile helpers
>> 474 config SPARC64_PCI
>> 475 bool
>> 476 default y
>> 477 depends on SPARC64 && PCI
177 478
178 config NIOS2_IO_REGION_BASE !! 479 config SPARC64_PCI_MSI
179 hex "Virtual base address of the I/O r !! 480 bool
180 default "0xe0000000" !! 481 default y
>> 482 depends on SPARC64_PCI && PCI_MSI
181 483
182 endmenu 484 endmenu
>> 485
>> 486 config COMPAT
>> 487 bool
>> 488 depends on SPARC64
>> 489 default y
>> 490 select HAVE_UID16
>> 491 select ARCH_WANT_OLD_COMPAT_IPC
>> 492 select COMPAT_OLD_SIGACTION
>> 493
>> 494 source "drivers/sbus/char/Kconfig"
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