1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 config 64BIT 2 config 64BIT
3 bool "64-bit kernel" if "$(ARCH)" = "s 3 bool "64-bit kernel" if "$(ARCH)" = "sparc"
4 default "$(ARCH)" = "sparc64" 4 default "$(ARCH)" = "sparc64"
5 help 5 help
6 SPARC is a family of RISC microproce 6 SPARC is a family of RISC microprocessors designed and marketed by
7 Sun Microsystems, incorporated. The 7 Sun Microsystems, incorporated. They are very widely found in Sun
8 workstations and clones. 8 workstations and clones.
9 9
10 Say yes to build a 64-bit kernel - f 10 Say yes to build a 64-bit kernel - formerly known as sparc64
11 Say no to build a 32-bit kernel - fo 11 Say no to build a 32-bit kernel - formerly known as sparc
12 12
13 config SPARC 13 config SPARC
14 bool 14 bool
15 default y 15 default y
16 select ARCH_HAS_CPU_CACHE_ALIASING <<
17 select ARCH_HAS_DMA_OPS <<
18 select ARCH_MIGHT_HAVE_PC_PARPORT if S 16 select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI
19 select ARCH_MIGHT_HAVE_PC_SERIO 17 select ARCH_MIGHT_HAVE_PC_SERIO
>> 18 select DMA_OPS
20 select OF 19 select OF
21 select OF_PROMTREE 20 select OF_PROMTREE
22 select HAVE_ASM_MODVERSIONS 21 select HAVE_ASM_MODVERSIONS
23 select HAVE_ARCH_KGDB if !SMP || SPARC 22 select HAVE_ARCH_KGDB if !SMP || SPARC64
24 select HAVE_ARCH_TRACEHOOK 23 select HAVE_ARCH_TRACEHOOK
25 select HAVE_ARCH_SECCOMP if SPARC64 24 select HAVE_ARCH_SECCOMP if SPARC64
26 select HAVE_EXIT_THREAD 25 select HAVE_EXIT_THREAD
27 select HAVE_PCI 26 select HAVE_PCI
28 select SYSCTL_EXCEPTION_TRACE 27 select SYSCTL_EXCEPTION_TRACE
29 select RTC_CLASS 28 select RTC_CLASS
30 select RTC_DRV_M48T59 29 select RTC_DRV_M48T59
31 select RTC_SYSTOHC 30 select RTC_SYSTOHC
32 select HAVE_ARCH_JUMP_LABEL if SPARC64 31 select HAVE_ARCH_JUMP_LABEL if SPARC64
33 select GENERIC_IRQ_SHOW 32 select GENERIC_IRQ_SHOW
34 select ARCH_WANT_IPC_PARSE_VERSION 33 select ARCH_WANT_IPC_PARSE_VERSION
35 select GENERIC_PCI_IOMAP 34 select GENERIC_PCI_IOMAP
36 select HAS_IOPORT !! 35 select HAVE_NMI_WATCHDOG if SPARC64
37 select HAVE_HARDLOCKUP_DETECTOR_SPARC6 <<
38 select HAVE_CBPF_JIT if SPARC32 36 select HAVE_CBPF_JIT if SPARC32
39 select HAVE_EBPF_JIT if SPARC64 37 select HAVE_EBPF_JIT if SPARC64
40 select HAVE_DEBUG_BUGVERBOSE 38 select HAVE_DEBUG_BUGVERBOSE
41 select GENERIC_SMP_IDLE_THREAD 39 select GENERIC_SMP_IDLE_THREAD
42 select MODULES_USE_ELF_RELA 40 select MODULES_USE_ELF_RELA
43 select PCI_SYSCALL if PCI 41 select PCI_SYSCALL if PCI
44 select PCI_MSI_ARCH_FALLBACKS if PCI_M 42 select PCI_MSI_ARCH_FALLBACKS if PCI_MSI
45 select ODD_RT_SIGACTION 43 select ODD_RT_SIGACTION
46 select OLD_SIGSUSPEND 44 select OLD_SIGSUSPEND
47 select CPU_NO_EFFICIENT_FFS 45 select CPU_NO_EFFICIENT_FFS
48 select LOCKDEP_SMALL if LOCKDEP 46 select LOCKDEP_SMALL if LOCKDEP
49 select NEED_DMA_MAP_STATE 47 select NEED_DMA_MAP_STATE
50 select NEED_SG_DMA_LENGTH 48 select NEED_SG_DMA_LENGTH
51 select TRACE_IRQFLAGS_SUPPORT 49 select TRACE_IRQFLAGS_SUPPORT
52 50
53 config SPARC32 51 config SPARC32
54 def_bool !64BIT 52 def_bool !64BIT
55 select ARCH_32BIT_OFF_T 53 select ARCH_32BIT_OFF_T
56 select ARCH_HAS_CPU_FINALIZE_INIT if ! <<
57 select ARCH_HAS_SYNC_DMA_FOR_CPU 54 select ARCH_HAS_SYNC_DMA_FOR_CPU
58 select CLZ_TAB 55 select CLZ_TAB
59 select DMA_DIRECT_REMAP 56 select DMA_DIRECT_REMAP
60 select GENERIC_ATOMIC64 57 select GENERIC_ATOMIC64
61 select GENERIC_LIB_CMPDI2 <<
62 select GENERIC_LIB_UCMPDI2 <<
63 select HAVE_UID16 58 select HAVE_UID16
64 select HAVE_PAGE_SIZE_4KB <<
65 select LOCK_MM_AND_FIND_VMA 59 select LOCK_MM_AND_FIND_VMA
66 select OLD_SIGACTION 60 select OLD_SIGACTION
67 select ZONE_DMA 61 select ZONE_DMA
68 62
69 config SPARC64 63 config SPARC64
70 def_bool 64BIT 64 def_bool 64BIT
71 select ALTERNATE_USER_ADDRESS_SPACE 65 select ALTERNATE_USER_ADDRESS_SPACE
72 select HAVE_FUNCTION_TRACER 66 select HAVE_FUNCTION_TRACER
73 select HAVE_FUNCTION_GRAPH_TRACER 67 select HAVE_FUNCTION_GRAPH_TRACER
74 select HAVE_KRETPROBES 68 select HAVE_KRETPROBES
75 select HAVE_KPROBES 69 select HAVE_KPROBES
76 select MMU_GATHER_RCU_TABLE_FREE if SM 70 select MMU_GATHER_RCU_TABLE_FREE if SMP
77 select MMU_GATHER_MERGE_VMAS 71 select MMU_GATHER_MERGE_VMAS
78 select MMU_GATHER_NO_FLUSH_CACHE 72 select MMU_GATHER_NO_FLUSH_CACHE
79 select HAVE_ARCH_TRANSPARENT_HUGEPAGE 73 select HAVE_ARCH_TRANSPARENT_HUGEPAGE
80 select HAVE_DYNAMIC_FTRACE 74 select HAVE_DYNAMIC_FTRACE
81 select HAVE_FTRACE_MCOUNT_RECORD 75 select HAVE_FTRACE_MCOUNT_RECORD
82 select HAVE_PAGE_SIZE_8KB <<
83 select HAVE_SYSCALL_TRACEPOINTS 76 select HAVE_SYSCALL_TRACEPOINTS
84 select HAVE_CONTEXT_TRACKING_USER 77 select HAVE_CONTEXT_TRACKING_USER
85 select HAVE_TIF_NOHZ 78 select HAVE_TIF_NOHZ
86 select HAVE_DEBUG_KMEMLEAK 79 select HAVE_DEBUG_KMEMLEAK
87 select IOMMU_HELPER 80 select IOMMU_HELPER
88 select SPARSE_IRQ 81 select SPARSE_IRQ
89 select RTC_DRV_CMOS 82 select RTC_DRV_CMOS
90 select RTC_DRV_BQ4802 83 select RTC_DRV_BQ4802
91 select RTC_DRV_SUN4V 84 select RTC_DRV_SUN4V
92 select RTC_DRV_STARFIRE 85 select RTC_DRV_STARFIRE
93 select HAVE_PERF_EVENTS 86 select HAVE_PERF_EVENTS
94 select PERF_USE_VMALLOC 87 select PERF_USE_VMALLOC
95 select ARCH_HAVE_NMI_SAFE_CMPXCHG 88 select ARCH_HAVE_NMI_SAFE_CMPXCHG
96 select HAVE_C_RECORDMCOUNT 89 select HAVE_C_RECORDMCOUNT
97 select HAVE_ARCH_AUDITSYSCALL 90 select HAVE_ARCH_AUDITSYSCALL
98 select ARCH_SUPPORTS_ATOMIC_RMW 91 select ARCH_SUPPORTS_ATOMIC_RMW
99 select ARCH_SUPPORTS_DEBUG_PAGEALLOC 92 select ARCH_SUPPORTS_DEBUG_PAGEALLOC
100 select HAVE_NMI 93 select HAVE_NMI
101 select HAVE_REGS_AND_STACK_ACCESS_API 94 select HAVE_REGS_AND_STACK_ACCESS_API
102 select ARCH_USE_QUEUED_RWLOCKS 95 select ARCH_USE_QUEUED_RWLOCKS
103 select ARCH_USE_QUEUED_SPINLOCKS 96 select ARCH_USE_QUEUED_SPINLOCKS
104 select GENERIC_TIME_VSYSCALL 97 select GENERIC_TIME_VSYSCALL
105 select ARCH_CLOCKSOURCE_DATA 98 select ARCH_CLOCKSOURCE_DATA
106 select ARCH_HAS_PTE_SPECIAL 99 select ARCH_HAS_PTE_SPECIAL
107 select PCI_DOMAINS if PCI 100 select PCI_DOMAINS if PCI
108 select ARCH_HAS_GIGANTIC_PAGE 101 select ARCH_HAS_GIGANTIC_PAGE
109 select HAVE_SOFTIRQ_ON_OWN_STACK 102 select HAVE_SOFTIRQ_ON_OWN_STACK
110 select HAVE_SETUP_PER_CPU_AREA 103 select HAVE_SETUP_PER_CPU_AREA
111 select NEED_PER_CPU_EMBED_FIRST_CHUNK 104 select NEED_PER_CPU_EMBED_FIRST_CHUNK
112 select NEED_PER_CPU_PAGE_FIRST_CHUNK 105 select NEED_PER_CPU_PAGE_FIRST_CHUNK
113 106
114 config ARCH_PROC_KCORE_TEXT 107 config ARCH_PROC_KCORE_TEXT
115 def_bool y 108 def_bool y
116 109
117 config CPU_BIG_ENDIAN 110 config CPU_BIG_ENDIAN
118 def_bool y 111 def_bool y
119 112
>> 113 config ARCH_ATU
>> 114 bool
>> 115 default y if SPARC64
>> 116
120 config STACKTRACE_SUPPORT 117 config STACKTRACE_SUPPORT
121 bool 118 bool
122 default y if SPARC64 119 default y if SPARC64
123 120
124 config LOCKDEP_SUPPORT 121 config LOCKDEP_SUPPORT
125 bool 122 bool
126 default y if SPARC64 123 default y if SPARC64
127 124
128 config ARCH_HIBERNATION_POSSIBLE 125 config ARCH_HIBERNATION_POSSIBLE
129 def_bool y if SPARC64 126 def_bool y if SPARC64
130 127
131 config AUDIT_ARCH 128 config AUDIT_ARCH
132 bool 129 bool
133 default y 130 default y
134 131
135 config MMU 132 config MMU
136 bool 133 bool
137 default y 134 default y
138 135
139 config HIGHMEM 136 config HIGHMEM
140 bool 137 bool
141 default y if SPARC32 138 default y if SPARC32
142 select KMAP_LOCAL 139 select KMAP_LOCAL
143 140
>> 141 config GENERIC_ISA_DMA
>> 142 bool
>> 143 default y if SPARC32
>> 144
144 config PGTABLE_LEVELS 145 config PGTABLE_LEVELS
145 default 4 if 64BIT 146 default 4 if 64BIT
146 default 3 147 default 3
147 148
148 config ARCH_SUPPORTS_UPROBES 149 config ARCH_SUPPORTS_UPROBES
149 def_bool y if SPARC64 150 def_bool y if SPARC64
150 151
151 menu "Processor type and features" 152 menu "Processor type and features"
152 153
153 config SMP 154 config SMP
154 bool "Symmetric multi-processing suppo 155 bool "Symmetric multi-processing support"
155 help 156 help
156 This enables support for systems wit 157 This enables support for systems with more than one CPU. If you have
157 a system with only one CPU, say N. I 158 a system with only one CPU, say N. If you have a system with more
158 than one CPU, say Y. 159 than one CPU, say Y.
159 160
160 If you say N here, the kernel will r 161 If you say N here, the kernel will run on uni- and multiprocessor
161 machines, but will use only one CPU 162 machines, but will use only one CPU of a multiprocessor machine. If
162 you say Y here, the kernel will run 163 you say Y here, the kernel will run on many, but not all,
163 uniprocessor machines. On a uniproce 164 uniprocessor machines. On a uniprocessor machine, the kernel
164 will run faster if you say N here. 165 will run faster if you say N here.
165 166
166 People using multiprocessor machines 167 People using multiprocessor machines who say Y here should also say
167 Y to "Enhanced Real Time Clock Suppo 168 Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
168 Management" code will be disabled if 169 Management" code will be disabled if you say Y here.
169 170
170 See also <file:Documentation/admin-g 171 See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO
171 available at <https://www.tldp.org/d 172 available at <https://www.tldp.org/docs.html#howto>.
172 173
173 If you don't know what to do here, s 174 If you don't know what to do here, say N.
174 175
175 config NR_CPUS 176 config NR_CPUS
176 int "Maximum number of CPUs" 177 int "Maximum number of CPUs"
177 depends on SMP 178 depends on SMP
178 range 2 32 if SPARC32 179 range 2 32 if SPARC32
179 range 2 4096 if SPARC64 180 range 2 4096 if SPARC64
180 default 32 if SPARC32 181 default 32 if SPARC32
181 default 4096 if SPARC64 182 default 4096 if SPARC64
182 183
183 source "kernel/Kconfig.hz" 184 source "kernel/Kconfig.hz"
184 185
185 config GENERIC_HWEIGHT 186 config GENERIC_HWEIGHT
186 bool 187 bool
187 default y 188 default y
188 189
189 config GENERIC_CALIBRATE_DELAY 190 config GENERIC_CALIBRATE_DELAY
190 bool 191 bool
191 default y 192 default y
192 193
193 config ARCH_MAY_HAVE_PC_FDC 194 config ARCH_MAY_HAVE_PC_FDC
194 bool 195 bool
195 default y 196 default y
196 197
197 config EMULATED_CMPXCHG 198 config EMULATED_CMPXCHG
198 bool 199 bool
199 default y if SPARC32 200 default y if SPARC32
200 help 201 help
201 Sparc32 does not have a CAS instruct 202 Sparc32 does not have a CAS instruction like sparc64. cmpxchg()
202 is emulated, and therefore it is not 203 is emulated, and therefore it is not completely atomic.
203 204
204 # Makefile helpers 205 # Makefile helpers
205 config SPARC32_SMP 206 config SPARC32_SMP
206 bool 207 bool
207 default y 208 default y
208 depends on SPARC32 && SMP 209 depends on SPARC32 && SMP
209 210
210 config SPARC64_SMP 211 config SPARC64_SMP
211 bool 212 bool
212 default y 213 default y
213 depends on SPARC64 && SMP 214 depends on SPARC64 && SMP
214 215
215 config EARLYFB 216 config EARLYFB
216 bool "Support for early boot text cons 217 bool "Support for early boot text console"
217 default y 218 default y
218 depends on SPARC64 219 depends on SPARC64
219 select FONT_SUN8x16 <<
220 select FONT_SUPPORT <<
221 help 220 help
222 Say Y here to enable a faster early 221 Say Y here to enable a faster early framebuffer boot console.
223 222
224 config HOTPLUG_CPU 223 config HOTPLUG_CPU
225 bool "Support for hot-pluggable CPUs" 224 bool "Support for hot-pluggable CPUs"
226 depends on SPARC64 && SMP 225 depends on SPARC64 && SMP
227 help 226 help
228 Say Y here to experiment with turnin 227 Say Y here to experiment with turning CPUs off and on. CPUs
229 can be controlled through /sys/devic 228 can be controlled through /sys/devices/system/cpu/cpu#.
230 Say N if you want to disable CPU hot 229 Say N if you want to disable CPU hotplug.
231 230
232 if SPARC64 231 if SPARC64
233 source "drivers/cpufreq/Kconfig" 232 source "drivers/cpufreq/Kconfig"
234 endif 233 endif
235 234
236 config US3_MC 235 config US3_MC
237 tristate "UltraSPARC-III Memory Contro 236 tristate "UltraSPARC-III Memory Controller driver"
238 depends on SPARC64 237 depends on SPARC64
239 default y 238 default y
240 help 239 help
241 This adds a driver for the UltraSPAR 240 This adds a driver for the UltraSPARC-III memory controller.
242 Loading this driver allows exact mne 241 Loading this driver allows exact mnemonic strings to be
243 printed in the event of a memory err 242 printed in the event of a memory error, so that the faulty DIMM
244 on the motherboard can be matched to 243 on the motherboard can be matched to the error.
245 244
246 If in doubt, say Y, as this informat 245 If in doubt, say Y, as this information can be very useful.
247 246
248 # Global things across all Sun machines. 247 # Global things across all Sun machines.
249 config GENERIC_LOCKBREAK 248 config GENERIC_LOCKBREAK
250 bool 249 bool
251 default y 250 default y
252 depends on SPARC64 && SMP && PREEMPTIO 251 depends on SPARC64 && SMP && PREEMPTION
253 252
254 config NUMA 253 config NUMA
255 bool "NUMA support" 254 bool "NUMA support"
256 depends on SPARC64 && SMP 255 depends on SPARC64 && SMP
257 256
258 config NODES_SHIFT 257 config NODES_SHIFT
259 int "Maximum NUMA Nodes (as a power of 258 int "Maximum NUMA Nodes (as a power of 2)"
260 range 4 5 if SPARC64 259 range 4 5 if SPARC64
261 default "5" 260 default "5"
262 depends on NUMA 261 depends on NUMA
263 help 262 help
264 Specify the maximum number of NUMA N 263 Specify the maximum number of NUMA Nodes available on the target
265 system. Increases memory reserved t 264 system. Increases memory reserved to accommodate various tables.
266 265
267 config ARCH_SPARSEMEM_ENABLE 266 config ARCH_SPARSEMEM_ENABLE
268 def_bool y if SPARC64 267 def_bool y if SPARC64
269 select SPARSEMEM_VMEMMAP_ENABLE 268 select SPARSEMEM_VMEMMAP_ENABLE
270 269
271 config ARCH_SPARSEMEM_DEFAULT 270 config ARCH_SPARSEMEM_DEFAULT
272 def_bool y if SPARC64 271 def_bool y if SPARC64
273 272
274 config ARCH_FORCE_MAX_ORDER 273 config ARCH_FORCE_MAX_ORDER
275 int "Order of maximal physically conti !! 274 int "Maximum zone order"
276 default "12" !! 275 default "13"
277 help 276 help
278 The kernel page allocator limits the !! 277 The kernel memory allocator divides physically contiguous memory
279 contiguous allocations. The limit is !! 278 blocks into "zones", where each zone is a power of two number of
280 defines the maximal power of two of !! 279 pages. This option selects the largest power of two that the kernel
281 allocated as a single contiguous blo !! 280 keeps in the memory allocator. If you need to allocate very large
282 overriding the default setting when !! 281 blocks of physically contiguous memory, then you may need to
283 large blocks of physically contiguou !! 282 increase this value.
284 283
285 Don't change if unsure. !! 284 This config option is actually maximum order plus one. For example,
>> 285 a value of 13 means that the largest free memory block is 2^12 pages.
286 286
287 if SPARC64 || COMPILE_TEST 287 if SPARC64 || COMPILE_TEST
288 source "kernel/power/Kconfig" 288 source "kernel/power/Kconfig"
289 endif 289 endif
290 290
291 config SCHED_SMT 291 config SCHED_SMT
292 bool "SMT (Hyperthreading) scheduler s 292 bool "SMT (Hyperthreading) scheduler support"
293 depends on SPARC64 && SMP 293 depends on SPARC64 && SMP
294 default y 294 default y
295 help 295 help
296 SMT scheduler support improves the C 296 SMT scheduler support improves the CPU scheduler's decision making
297 when dealing with SPARC cpus at a co 297 when dealing with SPARC cpus at a cost of slightly increased overhead
298 in some places. If unsure say N here 298 in some places. If unsure say N here.
299 299
300 config SCHED_MC 300 config SCHED_MC
301 bool "Multi-core scheduler support" 301 bool "Multi-core scheduler support"
302 depends on SPARC64 && SMP 302 depends on SPARC64 && SMP
303 default y 303 default y
304 help 304 help
305 Multi-core scheduler support improve 305 Multi-core scheduler support improves the CPU scheduler's decision
306 making when dealing with multi-core 306 making when dealing with multi-core CPU chips at a cost of slightly
307 increased overhead in some places. I 307 increased overhead in some places. If unsure say N here.
308 308
309 config CMDLINE_BOOL 309 config CMDLINE_BOOL
310 bool "Default bootloader kernel argume 310 bool "Default bootloader kernel arguments"
311 depends on SPARC64 311 depends on SPARC64
312 312
313 config CMDLINE 313 config CMDLINE
314 string "Initial kernel command string" 314 string "Initial kernel command string"
315 depends on CMDLINE_BOOL 315 depends on CMDLINE_BOOL
316 default "console=ttyS0,9600 root=/dev/ 316 default "console=ttyS0,9600 root=/dev/sda1"
317 help 317 help
318 Say Y here if you want to be able to 318 Say Y here if you want to be able to pass default arguments to
319 the kernel. This will be overridden 319 the kernel. This will be overridden by the bootloader, if you
320 use one (such as SILO). This is most 320 use one (such as SILO). This is most useful if you want to boot
321 a kernel from TFTP, and want default 321 a kernel from TFTP, and want default options to be available
322 with having them passed on the comma 322 with having them passed on the command line.
323 323
324 NOTE: This option WILL override the 324 NOTE: This option WILL override the PROM bootargs setting!
325 325
326 config SUN_PM 326 config SUN_PM
327 bool 327 bool
328 default y if SPARC32 328 default y if SPARC32
329 help 329 help
330 Enable power management and CPU stan 330 Enable power management and CPU standby features on supported
331 SPARC platforms. 331 SPARC platforms.
332 332
333 config SPARC_LED 333 config SPARC_LED
334 tristate "Sun4m LED driver" 334 tristate "Sun4m LED driver"
335 depends on SPARC32 335 depends on SPARC32
336 help 336 help
337 This driver toggles the front-panel 337 This driver toggles the front-panel LED on sun4m systems
338 in a user-specifiable manner. Its s 338 in a user-specifiable manner. Its state can be probed
339 by reading /proc/led and its blinkin 339 by reading /proc/led and its blinking mode can be changed
340 via writes to /proc/led 340 via writes to /proc/led
341 341
342 config SERIAL_CONSOLE 342 config SERIAL_CONSOLE
343 bool 343 bool
344 depends on SPARC32 344 depends on SPARC32
345 default y 345 default y
346 help 346 help
347 If you say Y here, it will be possib 347 If you say Y here, it will be possible to use a serial port as the
348 system console (the system console i 348 system console (the system console is the device which receives all
349 kernel messages and warnings and whi 349 kernel messages and warnings and which allows logins in single user
350 mode). This could be useful if some 350 mode). This could be useful if some terminal or printer is connected
351 to that serial port. 351 to that serial port.
352 352
353 Even if you say Y here, the currentl 353 Even if you say Y here, the currently visible virtual console
354 (/dev/tty0) will still be used as th 354 (/dev/tty0) will still be used as the system console by default, but
355 you can alter that using a kernel co 355 you can alter that using a kernel command line option such as
356 "console=ttyS1". (Try "man bootparam 356 "console=ttyS1". (Try "man bootparam" or see the documentation of
357 your boot loader (silo) about how to 357 your boot loader (silo) about how to pass options to the kernel at
358 boot time.) 358 boot time.)
359 359
360 If you don't have a graphics card in 360 If you don't have a graphics card installed and you say Y here, the
361 kernel will automatically use the fi 361 kernel will automatically use the first serial line, /dev/ttyS0, as
362 system console. 362 system console.
363 363
364 If unsure, say N. 364 If unsure, say N.
365 365
366 config SPARC_LEON 366 config SPARC_LEON
367 bool "Sparc Leon processor family" 367 bool "Sparc Leon processor family"
368 depends on SPARC32 368 depends on SPARC32
369 select USB_EHCI_BIG_ENDIAN_MMIO 369 select USB_EHCI_BIG_ENDIAN_MMIO
370 select USB_EHCI_BIG_ENDIAN_DESC 370 select USB_EHCI_BIG_ENDIAN_DESC
371 select USB_UHCI_BIG_ENDIAN_MMIO 371 select USB_UHCI_BIG_ENDIAN_MMIO
372 select USB_UHCI_BIG_ENDIAN_DESC 372 select USB_UHCI_BIG_ENDIAN_DESC
373 help 373 help
374 If you say Y here if you are running 374 If you say Y here if you are running on a SPARC-LEON processor.
375 The LEON processor is a synthesizabl 375 The LEON processor is a synthesizable VHDL model of the
376 SPARC-v8 standard. LEON is part of 376 SPARC-v8 standard. LEON is part of the GRLIB collection of
377 IP cores that are distributed under 377 IP cores that are distributed under GPL. GRLIB can be downloaded
378 from www.gaisler.com. You can downlo 378 from www.gaisler.com. You can download a sparc-linux cross-compilation
379 toolchain at www.gaisler.com. 379 toolchain at www.gaisler.com.
380 380
381 if SPARC_LEON 381 if SPARC_LEON
382 menu "U-Boot options" 382 menu "U-Boot options"
383 383
384 config UBOOT_LOAD_ADDR 384 config UBOOT_LOAD_ADDR
385 hex "uImage Load Address" 385 hex "uImage Load Address"
386 default 0x40004000 386 default 0x40004000
387 help 387 help
388 U-Boot kernel load address, the addre 388 U-Boot kernel load address, the address in physical address space
389 where u-boot will place the Linux ker 389 where u-boot will place the Linux kernel before booting it.
390 This address is normally the base add 390 This address is normally the base address of main memory + 0x4000.
391 391
392 config UBOOT_FLASH_ADDR 392 config UBOOT_FLASH_ADDR
393 hex "uImage.o Load Address" 393 hex "uImage.o Load Address"
394 default 0x00080000 394 default 0x00080000
395 help 395 help
396 Optional setting only affecting the u 396 Optional setting only affecting the uImage.o ELF-image used to
397 download the uImage file to the targe 397 download the uImage file to the target using a ELF-loader other than
398 U-Boot. It may for example be used to 398 U-Boot. It may for example be used to download an uImage to FLASH with
399 the GRMON utility before even startin 399 the GRMON utility before even starting u-boot.
400 400
401 config UBOOT_ENTRY_ADDR 401 config UBOOT_ENTRY_ADDR
402 hex "uImage Entry Address" 402 hex "uImage Entry Address"
403 default 0xf0004000 403 default 0xf0004000
404 help 404 help
405 Do not change this unless you know wh 405 Do not change this unless you know what you're doing. This is
406 hardcoded by the SPARC32 and LEON por 406 hardcoded by the SPARC32 and LEON port.
407 407
408 This is the virtual address u-boot ju 408 This is the virtual address u-boot jumps to when booting the Linux
409 Kernel. 409 Kernel.
410 410
411 endmenu 411 endmenu
412 endif 412 endif
413 413
414 endmenu 414 endmenu
415 415
416 menu "Bus options (PCI etc.)" 416 menu "Bus options (PCI etc.)"
417 config SBUS 417 config SBUS
418 bool 418 bool
419 default y 419 default y
420 420
421 config SBUSCHAR 421 config SBUSCHAR
422 bool 422 bool
423 default y 423 default y
424 424
425 config SUN_LDOMS 425 config SUN_LDOMS
426 bool "Sun Logical Domains support" 426 bool "Sun Logical Domains support"
427 depends on SPARC64 427 depends on SPARC64
428 help 428 help
429 Say Y here is you want to support vi 429 Say Y here is you want to support virtual devices via
430 Logical Domains. 430 Logical Domains.
431 431
432 config PCIC_PCI 432 config PCIC_PCI
433 bool 433 bool
434 depends on PCI && SPARC32 && !SPARC_LE 434 depends on PCI && SPARC32 && !SPARC_LEON
435 default y 435 default y
436 436
437 config LEON_PCI 437 config LEON_PCI
438 bool 438 bool
439 depends on PCI && SPARC_LEON 439 depends on PCI && SPARC_LEON
440 default y 440 default y
441 441
442 config SPARC_GRPCI1 442 config SPARC_GRPCI1
443 bool "GRPCI Host Bridge Support" 443 bool "GRPCI Host Bridge Support"
444 depends on LEON_PCI 444 depends on LEON_PCI
445 default y 445 default y
446 help 446 help
447 Say Y here to include the GRPCI Host 447 Say Y here to include the GRPCI Host Bridge Driver. The GRPCI
448 PCI host controller is typically fou 448 PCI host controller is typically found in GRLIB SPARC32/LEON
449 systems. The driver has one property 449 systems. The driver has one property (all_pci_errors) controlled
450 from the bootloader that makes the G 450 from the bootloader that makes the GRPCI to generate interrupts
451 on detected PCI Parity and System er 451 on detected PCI Parity and System errors.
452 452
453 config SPARC_GRPCI2 453 config SPARC_GRPCI2
454 bool "GRPCI2 Host Bridge Support" 454 bool "GRPCI2 Host Bridge Support"
455 depends on LEON_PCI 455 depends on LEON_PCI
456 default y 456 default y
457 help 457 help
458 Say Y here to include the GRPCI2 Hos 458 Say Y here to include the GRPCI2 Host Bridge Driver.
459 459
460 config SUN_OPENPROMFS 460 config SUN_OPENPROMFS
461 tristate "Openprom tree appears in /pr 461 tristate "Openprom tree appears in /proc/openprom"
462 help 462 help
463 If you say Y, the OpenPROM device tr 463 If you say Y, the OpenPROM device tree will be available as a
464 virtual file system, which you can m 464 virtual file system, which you can mount to /proc/openprom by "mount
465 -t openpromfs none /proc/openprom". 465 -t openpromfs none /proc/openprom".
466 466
467 To compile the /proc/openprom suppor 467 To compile the /proc/openprom support as a module, choose M here: the
468 module will be called openpromfs. 468 module will be called openpromfs.
469 469
470 Only choose N if you know in advance 470 Only choose N if you know in advance that you will not need to modify
471 OpenPROM settings on the running sys 471 OpenPROM settings on the running system.
472 472
473 # Makefile helpers 473 # Makefile helpers
474 config SPARC64_PCI 474 config SPARC64_PCI
475 bool 475 bool
476 default y 476 default y
477 depends on SPARC64 && PCI 477 depends on SPARC64 && PCI
478 478
479 config SPARC64_PCI_MSI 479 config SPARC64_PCI_MSI
480 bool 480 bool
481 default y 481 default y
482 depends on SPARC64_PCI && PCI_MSI 482 depends on SPARC64_PCI && PCI_MSI
483 483
484 endmenu 484 endmenu
485 485
486 config COMPAT 486 config COMPAT
487 bool 487 bool
488 depends on SPARC64 488 depends on SPARC64
489 default y 489 default y
490 select HAVE_UID16 490 select HAVE_UID16
491 select ARCH_WANT_OLD_COMPAT_IPC 491 select ARCH_WANT_OLD_COMPAT_IPC
492 select COMPAT_OLD_SIGACTION 492 select COMPAT_OLD_SIGACTION
493 493
494 source "drivers/sbus/char/Kconfig" 494 source "drivers/sbus/char/Kconfig"
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