diff options
Diffstat (limited to 'arch/parisc/Kconfig')
-rw-r--r-- | arch/parisc/Kconfig | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 19f911c5dd58..910fb3afc0b5 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig | |||
@@ -138,6 +138,37 @@ config 64BIT | |||
138 | enable this option otherwise. The 64bit kernel is significantly bigger | 138 | enable this option otherwise. The 64bit kernel is significantly bigger |
139 | and slower than the 32bit one. | 139 | and slower than the 32bit one. |
140 | 140 | ||
141 | choice | ||
142 | prompt "Kernel page size" | ||
143 | default PARISC_PAGE_SIZE_4KB if !64BIT | ||
144 | default PARISC_PAGE_SIZE_4KB if 64BIT | ||
145 | # default PARISC_PAGE_SIZE_16KB if 64BIT | ||
146 | |||
147 | config PARISC_PAGE_SIZE_4KB | ||
148 | bool "4KB" | ||
149 | help | ||
150 | This lets you select the page size of the kernel. For best | ||
151 | performance, a page size of 16KB is recommended. For best | ||
152 | compatibility with 32bit applications, a page size of 4KB should be | ||
153 | selected (the vast majority of 32bit binaries work perfectly fine | ||
154 | with a larger page size). | ||
155 | |||
156 | 4KB For best 32bit compatibility | ||
157 | 16KB For best performance | ||
158 | 64KB For best performance, might give more overhead. | ||
159 | |||
160 | If you don't know what to do, choose 4KB. | ||
161 | |||
162 | config PARISC_PAGE_SIZE_16KB | ||
163 | bool "16KB (EXPERIMENTAL)" | ||
164 | depends on PA8X00 && EXPERIMENTAL | ||
165 | |||
166 | config PARISC_PAGE_SIZE_64KB | ||
167 | bool "64KB (EXPERIMENTAL)" | ||
168 | depends on PA8X00 && EXPERIMENTAL | ||
169 | |||
170 | endchoice | ||
171 | |||
141 | config SMP | 172 | config SMP |
142 | bool "Symmetric multi-processing support" | 173 | bool "Symmetric multi-processing support" |
143 | ---help--- | 174 | ---help--- |