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TOMOYO Linux Cross Reference
Linux/arch/parisc/Kconfig

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Diff markup

Differences between /arch/parisc/Kconfig (Version linux-6.12-rc7) and /arch/alpha/Kconfig (Version linux-5.2.21)


  1 # SPDX-License-Identifier: GPL-2.0                  1 # SPDX-License-Identifier: GPL-2.0
  2 config PARISC                                  !!   2 config ALPHA
  3         def_bool y                             !!   3         bool
  4         select ALTERNATE_USER_ADDRESS_SPACE    !!   4         default y
  5         select ARCH_32BIT_OFF_T if !64BIT      << 
  6         select ARCH_MIGHT_HAVE_PC_PARPORT           5         select ARCH_MIGHT_HAVE_PC_PARPORT
  7         select HAVE_FUNCTION_TRACER            !!   6         select ARCH_MIGHT_HAVE_PC_SERIO
  8         select HAVE_FUNCTION_GRAPH_TRACER      !!   7         select ARCH_NO_PREEMPT
  9         select HAVE_SYSCALL_TRACEPOINTS        << 
 10         select ARCH_WANT_FRAME_POINTERS        << 
 11         select ARCH_HAS_CPU_CACHE_ALIASING     << 
 12         select ARCH_HAS_DMA_ALLOC if PA11      << 
 13         select ARCH_HAS_DMA_OPS                << 
 14         select ARCH_HAS_ELF_RANDOMIZE          << 
 15         select ARCH_HAS_STRICT_KERNEL_RWX      << 
 16         select ARCH_HAS_STRICT_MODULE_RWX      << 
 17         select ARCH_HAS_UBSAN                  << 
 18         select ARCH_HAS_PTE_SPECIAL            << 
 19         select ARCH_NO_SG_CHAIN                     8         select ARCH_NO_SG_CHAIN
 20         select ARCH_SPLIT_ARG64 if !64BIT      !!   9         select ARCH_USE_CMPXCHG_LOCKREF
 21         select ARCH_SUPPORTS_HUGETLBFS if PA20 !!  10         select FORCE_PCI if !ALPHA_JENSEN
 22         select ARCH_SUPPORTS_MEMORY_FAILURE    !!  11         select PCI_DOMAINS if PCI
 23         select ARCH_STACKWALK                  !!  12         select PCI_SYSCALL if PCI
 24         select ARCH_HAS_CACHE_LINE_SIZE        !!  13         select HAVE_AOUT
 25         select ARCH_HAS_DEBUG_VM_PGTABLE       !!  14         select HAVE_IDE
 26         select HAVE_RELIABLE_STACKTRACE        !!  15         select HAVE_OPROFILE
 27         select RTC_CLASS                       !!  16         select HAVE_PCSPKR_PLATFORM
 28         select RTC_DRV_GENERIC                 << 
 29         select INIT_ALL_POSSIBLE               << 
 30         select BUG                             << 
 31         select HAVE_KERNEL_UNCOMPRESSED        << 
 32         select HAVE_PCI                        << 
 33         select HAVE_PERF_EVENTS                    17         select HAVE_PERF_EVENTS
 34         select HAVE_KERNEL_BZIP2               !!  18         select NEED_DMA_MAP_STATE
 35         select HAVE_KERNEL_GZIP                !!  19         select NEED_SG_DMA_LENGTH
 36         select HAVE_KERNEL_LZ4                 !!  20         select VIRT_TO_BUS
 37         select HAVE_KERNEL_LZMA                << 
 38         select HAVE_KERNEL_LZO                 << 
 39         select HAVE_KERNEL_XZ                  << 
 40         select GENERIC_ATOMIC64 if !64BIT      << 
 41         select GENERIC_IRQ_PROBE                   21         select GENERIC_IRQ_PROBE
 42         select GENERIC_PCI_IOMAP               !!  22         select GENERIC_PCI_IOMAP if PCI
 43         select GENERIC_IOREMAP                 !!  23         select AUTO_IRQ_AFFINITY if SMP
                                                   >>  24         select GENERIC_IRQ_SHOW
                                                   >>  25         select ARCH_WANT_IPC_PARSE_VERSION
 44         select ARCH_HAVE_NMI_SAFE_CMPXCHG          26         select ARCH_HAVE_NMI_SAFE_CMPXCHG
                                                   >>  27         select AUDIT_ARCH
                                                   >>  28         select GENERIC_CLOCKEVENTS
                                                   >>  29         select GENERIC_CPU_VULNERABILITIES
 45         select GENERIC_SMP_IDLE_THREAD             30         select GENERIC_SMP_IDLE_THREAD
 46         select GENERIC_ARCH_TOPOLOGY if SMP    !!  31         select GENERIC_STRNCPY_FROM_USER
 47         select GENERIC_CPU_DEVICES if !SMP     !!  32         select GENERIC_STRNLEN_USER
 48         select GENERIC_LIB_DEVMEM_IS_ALLOWED   !!  33         select HAVE_ARCH_AUDITSYSCALL
 49         select SYSCTL_ARCH_UNALIGN_ALLOW       << 
 50         select SYSCTL_ARCH_UNALIGN_NO_WARN     << 
 51         select SYSCTL_EXCEPTION_TRACE          << 
 52         select HAVE_MOD_ARCH_SPECIFIC              34         select HAVE_MOD_ARCH_SPECIFIC
 53         select MODULES_USE_ELF_RELA                35         select MODULES_USE_ELF_RELA
 54         select CLONE_BACKWARDS                 !!  36         select ODD_RT_SIGACTION
 55         select TTY # Needed for pdc_cons.c     !!  37         select OLD_SIGSUSPEND
 56         select HAS_IOPORT if PCI || EISA       !!  38         select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
 57         select HAVE_DEBUG_STACKOVERFLOW        !!  39         select MMU_GATHER_NO_RANGE
 58         select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_ !!  40         help
 59         select HAVE_ARCH_MMAP_RND_COMPAT_BITS  !!  41           The Alpha is a 64-bit general-purpose processor designed and
 60         select HAVE_ARCH_MMAP_RND_BITS         !!  42           marketed by the Digital Equipment Corporation of blessed memory,
 61         select HAVE_ARCH_AUDITSYSCALL          !!  43           now Hewlett-Packard.  The Alpha Linux project has a home page at
 62         select HAVE_ARCH_HASH                  !!  44           <http://www.alphalinux.org/>.
 63         select HAVE_ARCH_JUMP_LABEL            << 
 64         select HAVE_ARCH_JUMP_LABEL_RELATIVE   << 
 65         select HAVE_ARCH_KFENCE                << 
 66         select HAVE_ARCH_SECCOMP_FILTER        << 
 67         select HAVE_ARCH_TRACEHOOK             << 
 68         select HAVE_EBPF_JIT                   << 
 69         select ARCH_WANT_DEFAULT_BPF_JIT       << 
 70         select HAVE_REGS_AND_STACK_ACCESS_API  << 
 71         select HOTPLUG_CORE_SYNC_DEAD if HOTPL << 
 72         select GENERIC_SCHED_CLOCK             << 
 73         select GENERIC_IRQ_MIGRATION if SMP    << 
 74         select HAVE_UNSTABLE_SCHED_CLOCK if SM << 
 75         select GENERIC_CLOCKEVENTS             << 
 76         select CPU_NO_EFFICIENT_FFS            << 
 77         select THREAD_INFO_IN_TASK             << 
 78         select NEED_DMA_MAP_STATE              << 
 79         select NEED_SG_DMA_LENGTH              << 
 80         select HAVE_ARCH_KGDB                  << 
 81         select HAVE_KPROBES                    << 
 82         select HAVE_KRETPROBES                 << 
 83         select HAVE_DYNAMIC_FTRACE if $(cc-opt << 
 84         select HAVE_FTRACE_MCOUNT_RECORD if HA << 
 85         select FTRACE_MCOUNT_USE_PATCHABLE_FUN << 
 86         select HAVE_KPROBES_ON_FTRACE          << 
 87         select HAVE_DYNAMIC_FTRACE_WITH_REGS   << 
 88         select HAVE_SOFTIRQ_ON_OWN_STACK if IR << 
 89         select TRACE_IRQFLAGS_SUPPORT          << 
 90         select HAVE_FUNCTION_DESCRIPTORS if 64 << 
 91         select PCI_MSI_ARCH_FALLBACKS if PCI_M << 
 92                                                << 
 93         help                                   << 
 94           The PA-RISC microprocessor is design << 
 95           in many of their workstations & serv << 
 96           and later HP3000 series).  The PA-RI << 
 97           at <https://parisc.wiki.kernel.org>. << 
 98                                                    45 
 99 config CPU_BIG_ENDIAN                          !!  46 config 64BIT
100         def_bool y                                 47         def_bool y
101                                                    48 
102 config MMU                                         49 config MMU
103         def_bool y                             << 
104                                                << 
105 config STACK_GROWSUP                           << 
106         def_bool y                             << 
107                                                << 
108 config GENERIC_LOCKBREAK                       << 
109         bool                                       50         bool
110         default y                                  51         default y
111         depends on SMP && PREEMPTION           << 
112                                                    52 
113 config ARCH_HAS_ILOG2_U32                          53 config ARCH_HAS_ILOG2_U32
114         bool                                       54         bool
115         default n                                  55         default n
116                                                    56 
117 config ARCH_HAS_ILOG2_U64                          57 config ARCH_HAS_ILOG2_U64
118         bool                                       58         bool
119         default n                                  59         default n
120                                                    60 
121 config GENERIC_BUG                             !!  61 config GENERIC_CALIBRATE_DELAY
122         def_bool y                             << 
123         depends on BUG                         << 
124         select GENERIC_BUG_RELATIVE_POINTERS i << 
125                                                << 
126 config GENERIC_BUG_RELATIVE_POINTERS           << 
127         bool                                       62         bool
                                                   >>  63         default y
128                                                    64 
129 config GENERIC_HWEIGHT                         !!  65 config ZONE_DMA
130         bool                                       66         bool
131         default y                                  67         default y
132                                                    68 
133 config GENERIC_CALIBRATE_DELAY                 !!  69 config GENERIC_ISA_DMA
134         bool                                       70         bool
135         default y                                  71         default y
136                                                    72 
137 config TIME_LOW_RES                            !!  73 config PGTABLE_LEVELS
                                                   >>  74         int
                                                   >>  75         default 3
                                                   >>  76 
                                                   >>  77 config AUDIT_ARCH
138         bool                                       78         bool
139         depends on SMP                         << 
140         default y                              << 
141                                                    79 
142 config ARCH_MMAP_RND_BITS_MIN                  !!  80 menu "System setup"
143         default 18 if 64BIT                    !!  81 
144         default 8                              !!  82 choice
                                                   >>  83         prompt "Alpha system type"
                                                   >>  84         default ALPHA_GENERIC
                                                   >>  85         ---help---
                                                   >>  86           This is the system type of your hardware.  A "generic" kernel will
                                                   >>  87           run on any supported Alpha system. However, if you configure a
                                                   >>  88           kernel for your specific system, it will be faster and smaller.
                                                   >>  89 
                                                   >>  90           To find out what type of Alpha system you have, you may want to
                                                   >>  91           check out the Linux/Alpha FAQ, accessible on the WWW from
                                                   >>  92           <http://www.alphalinux.org/>. In summary:
                                                   >>  93 
                                                   >>  94           Alcor/Alpha-XLT     AS 600, AS 500, XL-300, XL-366
                                                   >>  95           Alpha-XL            XL-233, XL-266
                                                   >>  96           AlphaBook1          Alpha laptop
                                                   >>  97           Avanti              AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
                                                   >>  98           Cabriolet           AlphaPC64, AlphaPCI64
                                                   >>  99           DP264               DP264 / DS20 / ES40 / DS10 / DS10L
                                                   >> 100           EB164               EB164 21164 evaluation board
                                                   >> 101           EB64+               EB64+ 21064 evaluation board
                                                   >> 102           EB66                EB66 21066 evaluation board
                                                   >> 103           EB66+               EB66+ 21066 evaluation board
                                                   >> 104           Jensen              DECpc 150, DEC 2000 models 300, 500
                                                   >> 105           LX164               AlphaPC164-LX
                                                   >> 106           Lynx                AS 2100A
                                                   >> 107           Miata               Personal Workstation 433/500/600 a/au
                                                   >> 108           Marvel              AlphaServer ES47 / ES80 / GS1280
                                                   >> 109           Mikasa              AS 1000
                                                   >> 110           Noname              AXPpci33, UDB (Multia)
                                                   >> 111           Noritake            AS 1000A, AS 600A, AS 800
                                                   >> 112           PC164               AlphaPC164
                                                   >> 113           Rawhide             AS 1200, AS 4000, AS 4100
                                                   >> 114           Ruffian             RPX164-2, AlphaPC164-UX, AlphaPC164-BX
                                                   >> 115           SX164               AlphaPC164-SX
                                                   >> 116           Sable               AS 2000, AS 2100
                                                   >> 117           Shark               DS 20L
                                                   >> 118           Takara              Takara (OEM)
                                                   >> 119           Titan               AlphaServer ES45 / DS25 / DS15
                                                   >> 120           Wildfire            AlphaServer GS 40/80/160/320
                                                   >> 121 
                                                   >> 122           If you don't know what to do, choose "generic".
                                                   >> 123 
                                                   >> 124 config ALPHA_GENERIC
                                                   >> 125         bool "Generic"
                                                   >> 126         depends on TTY
                                                   >> 127         select HAVE_EISA
                                                   >> 128         help
                                                   >> 129           A generic kernel will run on all supported Alpha hardware.
                                                   >> 130 
                                                   >> 131 config ALPHA_ALCOR
                                                   >> 132         bool "Alcor/Alpha-XLT"
                                                   >> 133         select HAVE_EISA
                                                   >> 134         help
                                                   >> 135           For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
                                                   >> 136           slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
                                                   >> 137           Address, CIA) - a 383 pin plastic PGA).  It provides a DRAM
                                                   >> 138           controller (256-bit memory bus) and a PCI interface.  It also does
                                                   >> 139           all the work required to support an external Bcache and to maintain
                                                   >> 140           memory coherence when a PCI device DMAs into (or out of) memory.
                                                   >> 141 
                                                   >> 142 config ALPHA_XL
                                                   >> 143         bool "Alpha-XL"
                                                   >> 144         help
                                                   >> 145           XL-233 and XL-266-based Alpha systems.
                                                   >> 146 
                                                   >> 147 config ALPHA_BOOK1
                                                   >> 148         bool "AlphaBook1"
                                                   >> 149         help
                                                   >> 150           Dec AlphaBook1/Burns Alpha-based laptops.
                                                   >> 151 
                                                   >> 152 config ALPHA_AVANTI_CH
                                                   >> 153         bool "Avanti"
                                                   >> 154 
                                                   >> 155 config ALPHA_CABRIOLET
                                                   >> 156         bool "Cabriolet"
                                                   >> 157         help
                                                   >> 158           Cabriolet AlphaPC64, AlphaPCI64 systems.  Derived from EB64+ but now
                                                   >> 159           baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
                                                   >> 160           slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
                                                   >> 161           Bcache SIMMs.  Requires power supply with 3.3V output.
                                                   >> 162 
                                                   >> 163 config ALPHA_DP264
                                                   >> 164         bool "DP264"
                                                   >> 165         help
                                                   >> 166           Various 21264 systems with the tsunami core logic chipset.
                                                   >> 167           API Networks: 264DP, UP2000(+), CS20;
                                                   >> 168           Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
                                                   >> 169 
                                                   >> 170 config ALPHA_EB164
                                                   >> 171         bool "EB164"
                                                   >> 172         help
                                                   >> 173           EB164 21164 evaluation board from DEC.  Uses 21164 and ALCOR.  Has
                                                   >> 174           ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
                                                   >> 175           shared with an ISA slot) and 2 32-bit PCI slots.  Uses plus-in
                                                   >> 176           Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
                                                   >> 177           MOUSE (PS2 style), RTC/NVRAM.  Boot ROM is Flash.  PC-AT-sized
                                                   >> 178           motherboard.  Requires power supply with 3.3V output.
                                                   >> 179 
                                                   >> 180 config ALPHA_EB64P_CH
                                                   >> 181         bool "EB64+"
                                                   >> 182 
                                                   >> 183 config ALPHA_EB66
                                                   >> 184         bool "EB66"
                                                   >> 185         help
                                                   >> 186           A Digital DS group board.  Uses 21066 or 21066A.  I/O sub-system is
                                                   >> 187           identical to EB64+.  Baby PC-AT size.  Runs from standard PC power
                                                   >> 188           supply.  The EB66 schematic was published as a marketing poster
                                                   >> 189           advertising the 21066 as "the first microprocessor in the world with
                                                   >> 190           embedded PCI".
                                                   >> 191 
                                                   >> 192 config ALPHA_EB66P
                                                   >> 193         bool "EB66+"
                                                   >> 194         help
                                                   >> 195           Later variant of the EB66 board.
                                                   >> 196 
                                                   >> 197 config ALPHA_EIGER
                                                   >> 198         bool "Eiger"
                                                   >> 199         help
                                                   >> 200           Apparently an obscure OEM single-board computer based on the
                                                   >> 201           Typhoon/Tsunami chipset family. Information on it is scanty.
145                                                   202 
146 config ARCH_MMAP_RND_COMPAT_BITS_MIN           !! 203 config ALPHA_JENSEN
147         default 8                              !! 204         bool "Jensen"
                                                   >> 205         depends on BROKEN
                                                   >> 206         select HAVE_EISA
                                                   >> 207         help
                                                   >> 208           DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
                                                   >> 209           of the first-generation Alpha systems. A number of these systems
                                                   >> 210           seem to be available on the second- hand market. The Jensen is a
                                                   >> 211           floor-standing tower system which originally used a 150MHz 21064 It
                                                   >> 212           used programmable logic to interface a 486 EISA I/O bridge to the
                                                   >> 213           CPU.
148                                                   214 
149 config ARCH_MMAP_RND_BITS_MAX                  !! 215 config ALPHA_LX164
150         default 18 if 64BIT                    !! 216         bool "LX164"
151         default 13                             !! 217         help
                                                   >> 218           A technical overview of this board is available at
                                                   >> 219           <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
152                                                   220 
153 config ARCH_MMAP_RND_COMPAT_BITS_MAX           !! 221 config ALPHA_LYNX
154         default 13                             !! 222         bool "Lynx"
                                                   >> 223         select HAVE_EISA
                                                   >> 224         help
                                                   >> 225           AlphaServer 2100A-based systems.
155                                                   226 
156 # unless you want to implement ACPI on PA-RISC !! 227 config ALPHA_MARVEL
157 config PM                                      !! 228         bool "Marvel"
158         bool                                   !! 229         help
                                                   >> 230           AlphaServer ES47 / ES80 / GS1280 based on EV7.
159                                                   231 
160 config STACKTRACE_SUPPORT                      !! 232 config ALPHA_MIATA
161         def_bool y                             !! 233         bool "Miata"
                                                   >> 234         select HAVE_EISA
                                                   >> 235         help
                                                   >> 236           The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
                                                   >> 237           or 600au).
162                                                   238 
163 config LOCKDEP_SUPPORT                         !! 239 config ALPHA_MIKASA
                                                   >> 240         bool "Mikasa"
                                                   >> 241         help
                                                   >> 242           AlphaServer 1000-based Alpha systems.
                                                   >> 243 
                                                   >> 244 config ALPHA_NAUTILUS
                                                   >> 245         bool "Nautilus"
                                                   >> 246         help
                                                   >> 247           Alpha systems based on the AMD 751 & ALI 1543C chipsets.
                                                   >> 248 
                                                   >> 249 config ALPHA_NONAME_CH
                                                   >> 250         bool "Noname"
                                                   >> 251 
                                                   >> 252 config ALPHA_NORITAKE
                                                   >> 253         bool "Noritake"
                                                   >> 254         select HAVE_EISA
                                                   >> 255         help
                                                   >> 256           AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
                                                   >> 257           systems.
                                                   >> 258 
                                                   >> 259 config ALPHA_PC164
                                                   >> 260         bool "PC164"
                                                   >> 261 
                                                   >> 262 config ALPHA_P2K
                                                   >> 263         bool "Platform2000"
                                                   >> 264 
                                                   >> 265 config ALPHA_RAWHIDE
                                                   >> 266         bool "Rawhide"
                                                   >> 267         select HAVE_EISA
                                                   >> 268         help
                                                   >> 269           AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
                                                   >> 270           See HOWTO at
                                                   >> 271           <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
                                                   >> 272 
                                                   >> 273 config ALPHA_RUFFIAN
                                                   >> 274         bool "Ruffian"
                                                   >> 275         help
                                                   >> 276           Samsung APC164UX.  There is a page on known problems and workarounds
                                                   >> 277           at <http://www.alphalinux.org/faq/FAQ-11.html>.
                                                   >> 278 
                                                   >> 279 config ALPHA_RX164
                                                   >> 280         bool "RX164"
                                                   >> 281 
                                                   >> 282 config ALPHA_SX164
                                                   >> 283         bool "SX164"
                                                   >> 284 
                                                   >> 285 config ALPHA_SABLE
                                                   >> 286         bool "Sable"
                                                   >> 287         select HAVE_EISA
                                                   >> 288         help
                                                   >> 289           Digital AlphaServer 2000 and 2100-based systems.
                                                   >> 290 
                                                   >> 291 config ALPHA_SHARK
                                                   >> 292         bool "Shark"
                                                   >> 293 
                                                   >> 294 config ALPHA_TAKARA
                                                   >> 295         bool "Takara"
                                                   >> 296         help
                                                   >> 297           Alpha 11164-based OEM single-board computer.
                                                   >> 298 
                                                   >> 299 config ALPHA_TITAN
                                                   >> 300         bool "Titan"
                                                   >> 301         help
                                                   >> 302           AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
                                                   >> 303 
                                                   >> 304 config ALPHA_WILDFIRE
                                                   >> 305         bool "Wildfire"
                                                   >> 306         help
                                                   >> 307           AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
                                                   >> 308 
                                                   >> 309 endchoice
                                                   >> 310 
                                                   >> 311 # clear all implied options (don't want default values for those):
                                                   >> 312 # Most of these machines have ISA slots; not exactly sure which don't,
                                                   >> 313 # and this doesn't activate hordes of code, so do it always.
                                                   >> 314 config ISA
164         bool                                      315         bool
165         default y                                 316         default y
                                                   >> 317         help
                                                   >> 318           Find out whether you have ISA slots on your motherboard.  ISA is the
                                                   >> 319           name of a bus system, i.e. the way the CPU talks to the other stuff
                                                   >> 320           inside your box.  Other bus systems are PCI, EISA, MicroChannel
                                                   >> 321           (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
                                                   >> 322           newer boards don't support it.  If you have ISA, say Y, otherwise N.
166                                                   323 
167 config ISA_DMA_API                                324 config ISA_DMA_API
168         bool                                      325         bool
                                                   >> 326         default y
169                                                   327 
170 config ARCH_MAY_HAVE_PC_FDC                    !! 328 config ALPHA_NONAME
171         bool                                      329         bool
172         depends on BROKEN                      !! 330         depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
173         default y                                 331         default y
                                                   >> 332         help
                                                   >> 333           The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
                                                   >> 334           UDB).  This design was produced by Digital's Technical OEM (TOEM)
                                                   >> 335           group. It uses the 21066 processor running at 166MHz or 233MHz. It
                                                   >> 336           is a baby-AT size, and runs from a standard PC power supply. It has
                                                   >> 337           5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
                                                   >> 338           2 versions, with either PS/2 or large DIN connectors for the
                                                   >> 339           keyboard.
174                                                   340 
175 config PGTABLE_LEVELS                          !! 341 config ALPHA_EV4
176         int                                    !! 342         bool
177         default 3 if 64BIT && PARISC_PAGE_SIZE !! 343         depends on ALPHA_JENSEN || (ALPHA_SABLE && !ALPHA_GAMMA) || ALPHA_LYNX || ALPHA_NORITAKE && !ALPHA_PRIMO || ALPHA_MIKASA && !ALPHA_PRIMO || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL || ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
178         default 2                              !! 344         default y if !ALPHA_LYNX
179                                                   345 
180 menu "Processor type and features"             !! 346 config ALPHA_LCA
                                                   >> 347         bool
                                                   >> 348         depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
                                                   >> 349         default y
181                                                   350 
182 choice                                         !! 351 config ALPHA_APECS
183         prompt "Processor type"                !! 352         bool
184         default PA7000 if "$(ARCH)" = "parisc" !! 353         depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
                                                   >> 354         default y
185                                                   355 
186 config PA7000                                  !! 356 config ALPHA_EB64P
187         bool "PA7000/PA7100" if "$(ARCH)" = "p !! 357         bool
                                                   >> 358         depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
                                                   >> 359         default y
188         help                                      360         help
189           This is the processor type of your C !! 361           Uses 21064 or 21064A and APECs.  Has ISA and PCI expansion (3 ISA,
190           used for optimizing purposes.  In or !! 362           2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
191           that can run on all 32-bit PA CPUs ( !! 363           ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
192           you can specify "PA7000" here.       !! 364           (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
                                                   >> 365           SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM.  PC-AT size.
                                                   >> 366           Runs from standard PC power supply.
193                                                   367 
194           Specifying "PA8000" here will allow  !! 368 config ALPHA_EV5
195           which is required on some machines.  !! 369         bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
                                                   >> 370         default y if ALPHA_RX164 || ALPHA_RAWHIDE || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_SABLE && ALPHA_GAMMA || ALPHA_NORITAKE && ALPHA_PRIMO || ALPHA_MIKASA && ALPHA_PRIMO || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR
196                                                   371 
197 config PA7100LC                                !! 372 config ALPHA_EV4
198         bool "PA7100LC" if "$(ARCH)" = "parisc !! 373         bool
199         help                                   !! 374         default y if ALPHA_LYNX && !ALPHA_EV5
200           Select this option for the PCX-L pro << 
201           712, 715/64, 715/80, 715/100, 715/10 << 
202           D200, D210, D300, D310 and E-class   << 
203                                                   375 
204 config PA7200                                  !! 376 config ALPHA_CIA
205         bool "PA7200" if "$(ARCH)" = "parisc"  !! 377         bool
206         help                                   !! 378         depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_NORITAKE && ALPHA_PRIMO || ALPHA_MIKASA && ALPHA_PRIMO || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR
207           Select this option for the PCX-T' pr !! 379         default y
208           C100, C110, J100, J110, J210XC, D250 << 
209           K100, K200, K210, K220, K400, K410 a << 
210                                                   380 
211 config PA7300LC                                !! 381 config ALPHA_EV56
212         bool "PA7300LC" if "$(ARCH)" = "parisc !! 382         bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
                                                   >> 383         default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
                                                   >> 384 
                                                   >> 385 config ALPHA_EV56
                                                   >> 386         prompt "EV56 CPU (speed >= 333MHz)?"
                                                   >> 387         depends on ALPHA_NORITAKE || ALPHA_PRIMO
                                                   >> 388 
                                                   >> 389 config ALPHA_EV56
                                                   >> 390         prompt "EV56 CPU (speed >= 400MHz)?"
                                                   >> 391         depends on ALPHA_RAWHIDE
                                                   >> 392 
                                                   >> 393 config ALPHA_PRIMO
                                                   >> 394         bool "EV5 CPU daughtercard (model 5/xxx)?"
                                                   >> 395         depends on ALPHA_NORITAKE || ALPHA_MIKASA
213         help                                      396         help
214           Select this option for the PCX-L2 pr !! 397           Say Y if you have an AS 1000 5/xxx or an AS 1000A 5/xxx.
215           744, A180, B132L, B160L, B180L, C132 << 
216           D220, D230, D320 and D330.           << 
217                                                   398 
218 config PA8X00                                  !! 399 config ALPHA_GAMMA
219         bool "PA8000 and up"                   !! 400         bool "EV5 CPU(s) (model 5/xxx)?"
                                                   >> 401         depends on ALPHA_SABLE
220         help                                      402         help
221           Select this option for PCX-U to PCX- !! 403           Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
222                                                   404 
223 endchoice                                      !! 405 config ALPHA_GAMMA
                                                   >> 406         bool
                                                   >> 407         depends on ALPHA_LYNX
                                                   >> 408         default y
224                                                   409 
225 # Define implied options from the CPU selectio !! 410 config ALPHA_T2
                                                   >> 411         bool
                                                   >> 412         depends on ALPHA_SABLE || ALPHA_LYNX
                                                   >> 413         default y
226                                                   414 
227 config PA20                                    !! 415 config ALPHA_PYXIS
228         def_bool y                             !! 416         bool
229         depends on PA8X00                      !! 417         depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
                                                   >> 418         default y
230                                                   419 
231 config PA11                                    !! 420 config ALPHA_EV6
232         def_bool y                             !! 421         bool
233         depends on PA7000 || PA7100LC || PA720 !! 422         depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
234         select ARCH_HAS_SYNC_DMA_FOR_CPU       !! 423         default y
235         select ARCH_HAS_SYNC_DMA_FOR_DEVICE    << 
236                                                   424 
237 config PREFETCH                                !! 425 config ALPHA_TSUNAMI
238         def_bool y                             !! 426         bool
239         depends on PA8X00 || PA7200            !! 427         depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
                                                   >> 428         default y
240                                                   429 
241 config PARISC_HUGE_KERNEL                      !! 430 config ALPHA_EV67
242         def_bool y if !MODULES || UBSAN || FTR !! 431         bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
                                                   >> 432         default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
                                                   >> 433         help
                                                   >> 434           Is this a machine based on the EV67 core?  If in doubt, select N here
                                                   >> 435           and the machine will be treated as an EV6.
243                                                   436 
244 config MLONGCALLS                              !! 437 config ALPHA_MCPCIA
245         bool "Enable the -mlong-calls compiler !! 438         bool
246         depends on PA8X00                      !! 439         depends on ALPHA_RAWHIDE
247         default PARISC_HUGE_KERNEL             !! 440         default y
248         help                                   << 
249           If you configure the kernel to inclu << 
250           as modules, the kernel executable ma << 
251           linker will not be able to resolve s << 
252           your vmlinux kernel. In that case en << 
253           to overcome this limit by using the  << 
254                                                << 
255           Usually you want to say N here, unle << 
256           a kernel which includes all necessar << 
257           be used for TFTP booting without the << 
258                                                   441 
259           Enabling this option will probably s !! 442 config ALPHA_POLARIS
                                                   >> 443         bool
                                                   >> 444         depends on ALPHA_RX164
                                                   >> 445         default y
260                                                   446 
261 config 64BIT                                   !! 447 config ALPHA_IRONGATE
262         bool "64-bit kernel" if "$(ARCH)" = "p !! 448         bool
263         depends on PA8X00                      !! 449         depends on ALPHA_NAUTILUS
264         default "$(ARCH)" = "parisc64"         !! 450         default y
265         help                                   << 
266           Enable this if you want to support 6 << 
267                                                << 
268           At the moment, only people willing t << 
269           or having a 64bit-only capable PA-RI << 
270                                                << 
271           Since there is no 64bit userland on  << 
272           enable this option otherwise. The 64 << 
273           and slower than the 32bit one.       << 
274                                                   451 
275 choice                                         !! 452 config GENERIC_HWEIGHT
276         prompt "Kernel page size"              !! 453         bool
277         default PARISC_PAGE_SIZE_4KB           !! 454         default y if !ALPHA_EV67
                                                   >> 455 
                                                   >> 456 config ALPHA_AVANTI
                                                   >> 457         bool
                                                   >> 458         depends on ALPHA_XL || ALPHA_AVANTI_CH
                                                   >> 459         default y
                                                   >> 460         help
                                                   >> 461           Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
                                                   >> 462           Alphas. Info at
                                                   >> 463           <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
278                                                   464 
279 config PARISC_PAGE_SIZE_4KB                    !! 465 config ALPHA_BROKEN_IRQ_MASK
280         bool "4KB"                             !! 466         bool
281         select HAVE_PAGE_SIZE_4KB              !! 467         depends on ALPHA_GENERIC || ALPHA_PC164
282         help                                   !! 468         default y
283           This lets you select the page size o << 
284           performance, a page size of 16KB is  << 
285           compatibility with 32bit application << 
286           selected (the vast majority of 32bit << 
287           with a larger page size).            << 
288                                                << 
289           4KB                For best 32bit co << 
290           16KB               For best performa << 
291           64KB               For best performa << 
292                                                << 
293           If you don't know what to do, choose << 
294                                                << 
295 config PARISC_PAGE_SIZE_16KB                   << 
296         bool "16KB"                            << 
297         select HAVE_PAGE_SIZE_16KB             << 
298         depends on PA8X00 && BROKEN && !KFENCE << 
299                                                << 
300 config PARISC_PAGE_SIZE_64KB                   << 
301         bool "64KB"                            << 
302         select HAVE_PAGE_SIZE_64KB             << 
303         depends on PA8X00 && BROKEN && !KFENCE << 
304                                                   469 
305 endchoice                                      !! 470 config VGA_HOSE
                                                   >> 471         bool
                                                   >> 472         depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
                                                   >> 473         default y
                                                   >> 474         help
                                                   >> 475           Support VGA on an arbitrary hose; needed for several platforms
                                                   >> 476           which always have multiple hoses, and whose consoles support it.
                                                   >> 477 
                                                   >> 478 
                                                   >> 479 config ALPHA_QEMU
                                                   >> 480         bool "Run under QEMU emulation"
                                                   >> 481         depends on !ALPHA_GENERIC
                                                   >> 482         ---help---
                                                   >> 483           Assume the presence of special features supported by QEMU PALcode
                                                   >> 484           that reduce the overhead of system emulation.
                                                   >> 485 
                                                   >> 486           Generic kernels will auto-detect QEMU.  But when building a
                                                   >> 487           system-specific kernel, the assumption is that we want to
                                                   >> 488           eliminate as many runtime tests as possible.
                                                   >> 489 
                                                   >> 490           If unsure, say N.
                                                   >> 491 
                                                   >> 492 
                                                   >> 493 config ALPHA_SRM
                                                   >> 494         bool "Use SRM as bootloader" if ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_NAUTILUS || ALPHA_NONAME
                                                   >> 495         depends on TTY
                                                   >> 496         default y if ALPHA_JENSEN || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_DP264 || ALPHA_RAWHIDE || ALPHA_EIGER || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
                                                   >> 497         ---help---
                                                   >> 498           There are two different types of booting firmware on Alphas: SRM,
                                                   >> 499           which is command line driven, and ARC, which uses menus and arrow
                                                   >> 500           keys. Details about the Linux/Alpha booting process are contained in
                                                   >> 501           the Linux/Alpha FAQ, accessible on the WWW from
                                                   >> 502           <http://www.alphalinux.org/>.
                                                   >> 503 
                                                   >> 504           The usual way to load Linux on an Alpha machine is to use MILO
                                                   >> 505           (a bootloader that lets you pass command line parameters to the
                                                   >> 506           kernel just like lilo does for the x86 architecture) which can be
                                                   >> 507           loaded either from ARC or can be installed directly as a permanent
                                                   >> 508           firmware replacement from floppy (which requires changing a certain
                                                   >> 509           jumper on the motherboard). If you want to do either of these, say N
                                                   >> 510           here. If MILO doesn't work on your system (true for Jensen
                                                   >> 511           motherboards), you can bypass it altogether and boot Linux directly
                                                   >> 512           from an SRM console; say Y here in order to do that. Note that you
                                                   >> 513           won't be able to boot from an IDE disk using SRM.
                                                   >> 514 
                                                   >> 515           If unsure, say N.
                                                   >> 516 
                                                   >> 517 config ARCH_MAY_HAVE_PC_FDC
                                                   >> 518         def_bool y
306                                                   519 
307 config SMP                                        520 config SMP
308         bool "Symmetric multi-processing suppo    521         bool "Symmetric multi-processing support"
309         help                                   !! 522         depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
                                                   >> 523         ---help---
310           This enables support for systems wit    524           This enables support for systems with more than one CPU. If you have
311           a system with only one CPU, say N. I    525           a system with only one CPU, say N. If you have a system with more
312           than one CPU, say Y.                    526           than one CPU, say Y.
313                                                   527 
314           If you say N here, the kernel will r    528           If you say N here, the kernel will run on uni- and multiprocessor
315           machines, but will use only one CPU  !! 529           machines, but will use only one CPU of a multiprocessor machine. If
316           On a uniprocessor machine, the kerne !! 530           you say Y here, the kernel will run on many, but not all,
                                                   >> 531           uniprocessor machines. On a uniprocessor machine, the kernel
                                                   >> 532           will run faster if you say N here.
317                                                   533 
318           See also <file:Documentation/admin-g !! 534           See also the SMP-HOWTO available at
319           available at <https://www.tldp.org/d !! 535           <http://www.tldp.org/docs.html#howto>.
320                                                   536 
321           If you don't know what to do here, s    537           If you don't know what to do here, say N.
322                                                   538 
323 config SCHED_MC                                !! 539 config NR_CPUS
324         bool "Multi-core scheduler support"    !! 540         int "Maximum number of CPUs (2-32)"
325         depends on GENERIC_ARCH_TOPOLOGY && PA !! 541         range 2 32
                                                   >> 542         depends on SMP
                                                   >> 543         default "32" if ALPHA_GENERIC || ALPHA_MARVEL
                                                   >> 544         default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
326         help                                      545         help
327           Multi-core scheduler support improve !! 546           MARVEL support can handle a maximum of 32 CPUs, all the others
328           making when dealing with multi-core  !! 547           with working support have a maximum of 4 CPUs.
329           increased overhead in some places. I << 
330                                                   548 
331 config IRQSTACKS                               !! 549 config ARCH_DISCONTIGMEM_ENABLE
332         bool "Use separate kernel stacks when  !! 550         bool "Discontiguous Memory Support"
333         default y                              << 
334         help                                      551         help
335           If you say Y here the kernel will us !! 552           Say Y to support efficient handling of discontiguous physical memory,
336           for handling hard and soft interrupt !! 553           for architectures which are either NUMA (Non-Uniform Memory Access)
337           overflowing the process kernel stack !! 554           or have huge holes in the physical address space for other reasons.
338                                                !! 555           See <file:Documentation/vm/numa.rst> for more.
339 config HOTPLUG_CPU                             !! 556 
340         bool                                   !! 557 config NUMA
                                                   >> 558         bool "NUMA Support (EXPERIMENTAL)"
                                                   >> 559         depends on DISCONTIGMEM && BROKEN
                                                   >> 560         help
                                                   >> 561           Say Y to compile the kernel to support NUMA (Non-Uniform Memory
                                                   >> 562           Access).  This option is for configuring high-end multiprocessor
                                                   >> 563           server machines.  If in doubt, say N.
                                                   >> 564 
                                                   >> 565 config ALPHA_WTINT
                                                   >> 566         bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
                                                   >> 567         default y if ALPHA_QEMU
                                                   >> 568         default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
                                                   >> 569         default n if !ALPHA_SRM && !ALPHA_GENERIC
341         default y if SMP                          570         default y if SMP
                                                   >> 571         ---help---
                                                   >> 572           The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
                                                   >> 573           to sleep until the next interrupt.  This may reduce the power
                                                   >> 574           consumed, and the heat produced by the computer.  However, it has
                                                   >> 575           the side effect of making the cycle counter unreliable as a timing
                                                   >> 576           device across the sleep.
342                                                   577 
343 config ARCH_SELECT_MEMORY_MODEL                !! 578           For emulation under QEMU, definitely say Y here, as we have other
344         def_bool y                             !! 579           mechanisms for measuring time than the cycle counter.
345         depends on 64BIT                       << 
346                                                << 
347 config ARCH_SPARSEMEM_ENABLE                   << 
348         def_bool y                             << 
349         depends on 64BIT                       << 
350                                                   580 
351 config ARCH_FLATMEM_ENABLE                     !! 581           For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
352         def_bool y                             !! 582           MILO, sleep mode is not supported so you might as well say N here.
353                                                   583 
354 config ARCH_SPARSEMEM_DEFAULT                  !! 584           For SMP systems we cannot use the cycle counter for timing anyway,
355         def_bool y                             !! 585           so you might as well say Y here.
356         depends on ARCH_SPARSEMEM_ENABLE       << 
357                                                   586 
358 source "kernel/Kconfig.hz"                     !! 587           If unsure, say N.
359                                                   588 
360 config COMPAT                                  !! 589 config NODES_SHIFT
361         def_bool y                             !! 590         int
362         depends on 64BIT                       !! 591         default "7"
                                                   >> 592         depends on NEED_MULTIPLE_NODES
363                                                   593 
364 config AUDIT_ARCH                              !! 594 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
365         def_bool y                             !! 595 config ALPHA_LARGE_VMALLOC
                                                   >> 596         bool
                                                   >> 597         ---help---
                                                   >> 598           Process creation and other aspects of virtual memory management can
                                                   >> 599           be streamlined if we restrict the kernel to one PGD for all vmalloc
                                                   >> 600           allocations.  This equates to about 8GB.
                                                   >> 601 
                                                   >> 602           Under normal circumstances, this is so far and above what is needed
                                                   >> 603           as to be laughable.  However, there are certain applications (such
                                                   >> 604           as benchmark-grade in-kernel web serving) that can make use of as
                                                   >> 605           much vmalloc space as is available.
                                                   >> 606 
                                                   >> 607           Say N unless you know you need gobs and gobs of vmalloc space.
                                                   >> 608 
                                                   >> 609 config VERBOSE_MCHECK
                                                   >> 610         bool "Verbose Machine Checks"
                                                   >> 611 
                                                   >> 612 config VERBOSE_MCHECK_ON
                                                   >> 613         int "Verbose Printing Mode (0=off, 1=on, 2=all)"
                                                   >> 614         depends on VERBOSE_MCHECK
                                                   >> 615         default 1
                                                   >> 616         ---help---
                                                   >> 617           This option allows the default printing mode to be set, and then
                                                   >> 618           possibly overridden by a boot command argument.
                                                   >> 619 
                                                   >> 620           For example, if one wanted the option of printing verbose
                                                   >> 621           machine checks, but wanted the default to be as if verbose
                                                   >> 622           machine check printing was turned off, then one would choose
                                                   >> 623           the printing mode to be 0. Then, upon reboot, one could add
                                                   >> 624           the boot command line "verbose_mcheck=1" to get the normal
                                                   >> 625           verbose machine check printing, or "verbose_mcheck=2" to get
                                                   >> 626           the maximum information available.
366                                                   627 
367 config NR_CPUS                                 !! 628           Take the default (1) unless you want more control or more info.
368         int "Maximum number of CPUs (2-32)"    << 
369         range 2 32                             << 
370         depends on SMP                         << 
371         default "8" if 64BIT                   << 
372         default "16"                           << 
373                                                   629 
374 endmenu                                        !! 630 choice
                                                   >> 631         prompt "Timer interrupt frequency (HZ)?"
                                                   >> 632         default HZ_128 if ALPHA_QEMU
                                                   >> 633         default HZ_1200 if ALPHA_RAWHIDE
                                                   >> 634         default HZ_1024
                                                   >> 635         ---help---
                                                   >> 636           The frequency at which timer interrupts occur.  A high frequency
                                                   >> 637           minimizes latency, whereas a low frequency minimizes overhead of
                                                   >> 638           process accounting.  The later effect is especially significant
                                                   >> 639           when being run under QEMU.
                                                   >> 640 
                                                   >> 641           Note that some Alpha hardware cannot change the interrupt frequency
                                                   >> 642           of the timer.  If unsure, say 1024 (or 1200 for Rawhide).
                                                   >> 643 
                                                   >> 644         config HZ_32
                                                   >> 645                 bool "32 Hz"
                                                   >> 646         config HZ_64
                                                   >> 647                 bool "64 Hz"
                                                   >> 648         config HZ_128
                                                   >> 649                 bool "128 Hz"
                                                   >> 650         config HZ_256
                                                   >> 651                 bool "256 Hz"
                                                   >> 652         config HZ_1024
                                                   >> 653                 bool "1024 Hz"
                                                   >> 654         config HZ_1200
                                                   >> 655                 bool "1200 Hz"
                                                   >> 656 endchoice
375                                                   657 
376 config ARCH_SUPPORTS_KEXEC                     !! 658 config HZ
377         def_bool y                             !! 659         int 
                                                   >> 660         default 32 if HZ_32
                                                   >> 661         default 64 if HZ_64
                                                   >> 662         default 128 if HZ_128
                                                   >> 663         default 256 if HZ_256
                                                   >> 664         default 1200 if HZ_1200
                                                   >> 665         default 1024
                                                   >> 666 
                                                   >> 667 config SRM_ENV
                                                   >> 668         tristate "SRM environment through procfs"
                                                   >> 669         depends on PROC_FS
                                                   >> 670         ---help---
                                                   >> 671           If you enable this option, a subdirectory inside /proc called
                                                   >> 672           /proc/srm_environment will give you access to the all important
                                                   >> 673           SRM environment variables (those which have a name) and also
                                                   >> 674           to all others (by their internal number).
                                                   >> 675 
                                                   >> 676           SRM is something like a BIOS for Alpha machines. There are some
                                                   >> 677           other such BIOSes, like AlphaBIOS, which this driver cannot
                                                   >> 678           support (hey, that's not SRM!).
                                                   >> 679 
                                                   >> 680           Despite the fact that this driver doesn't work on all Alphas (but
                                                   >> 681           only on those which have SRM as their firmware), it's save to
                                                   >> 682           build it even if your particular machine doesn't know about SRM
                                                   >> 683           (or if you intend to compile a generic kernel). It will simply
                                                   >> 684           not create those subdirectory in /proc (and give you some warning,
                                                   >> 685           of course).
378                                                   686 
379 config ARCH_SUPPORTS_KEXEC_FILE                !! 687           This driver is also available as a module and will be called
380         def_bool y                             !! 688           srm_env then.
381                                                   689 
382 config ARCH_SELECTS_KEXEC_FILE                 !! 690 endmenu
383         def_bool y                             << 
384         depends on KEXEC_FILE                  << 
385         select KEXEC_ELF                       << 
386                                                   691 
387 source "drivers/parisc/Kconfig"                !! 692 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
                                                   >> 693 # but we also need it if VGA_HOSE is set
                                                   >> 694 config DUMMY_CONSOLE
                                                   >> 695         bool
                                                   >> 696         depends on VGA_HOSE
                                                   >> 697         default y
                                                      

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