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| author | Michal Marek <mmarek@suse.cz> | 2010-10-12 15:09:06 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2010-10-12 15:09:06 +0200 |
| commit | 239060b93bb30a4ad55f1ecaa512464a035cc5ba (patch) | |
| tree | 77f79810e57d4fc24356eca0cd6db463e8994128 /arch/microblaze/Kconfig | |
| parent | 1408b15b98635a13bad2e2a50b3c2ae2ccdf625b (diff) | |
| parent | e9203c988234aa512bd45ca32b52e21c7bbfc414 (diff) | |
| download | op-kernel-dev-239060b93bb30a4ad55f1ecaa512464a035cc5ba.zip op-kernel-dev-239060b93bb30a4ad55f1ecaa512464a035cc5ba.tar.gz | |
Merge branch 'kbuild/rc-fixes' into kbuild/kconfig
We need to revert the temporary hack in 71ebc01, hence the merge.
Diffstat (limited to 'arch/microblaze/Kconfig')
| -rw-r--r-- | arch/microblaze/Kconfig | 51 |
1 files changed, 33 insertions, 18 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 0c5f437..44b4b76 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -9,9 +9,12 @@ config MICROBLAZE select USB_ARCH_HAS_EHCI select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_OPROFILE + select HAVE_ARCH_KGDB select HAVE_DMA_ATTRS select HAVE_DMA_API_DEBUG select TRACING_SUPPORT + select OF + select OF_FLATTREE config SWAP def_bool n @@ -43,9 +46,6 @@ config GENERIC_IRQ_PROBE config GENERIC_CALIBRATE_DELAY def_bool y -config GENERIC_TIME - def_bool y - config GENERIC_TIME_VSYSCALL def_bool n @@ -70,9 +70,6 @@ config LOCKDEP_SUPPORT config HAVE_LATENCYTOP_SUPPORT def_bool y -config DTC - def_bool y - source "init/Kconfig" source "kernel/Kconfig.freezer" @@ -119,18 +116,6 @@ config CMDLINE_FORCE Set this to have arguments from the default kernel command string override those passed by the boot loader. -config OF - def_bool y - select OF_FLATTREE - -config PROC_DEVICETREE - bool "Support for device tree in /proc" - depends on PROC_FS - help - This option adds a device-tree directory under /proc which contains - an image of the device tree that the kernel copies from Open - Firmware or other boot firmware. If unsure, say Y here. - endmenu menu "Advanced setup" @@ -218,6 +203,36 @@ config TASK_SIZE hex "Size of user task space" if TASK_SIZE_BOOL default "0x80000000" +choice + prompt "Page size" + default MICROBLAZE_4K_PAGES + depends on ADVANCED_OPTIONS && !MMU + help + Select the kernel logical page size. Increasing the page size + will reduce software overhead at each page boundary, allow + hardware prefetch mechanisms to be more effective, and allow + larger dma transfers increasing IO efficiency and reducing + overhead. However the utilization of memory will increase. + For example, each cached file will using a multiple of the + page size to hold its contents and the difference between the + end of file and the end of page is wasted. + + If unsure, choose 4K_PAGES. + +config MICROBLAZE_4K_PAGES + bool "4k page size" + +config MICROBLAZE_8K_PAGES + bool "8k page size" + +config MICROBLAZE_16K_PAGES + bool "16k page size" + +config MICROBLAZE_32K_PAGES + bool "32k page size" + +endchoice + endmenu source "mm/Kconfig" |
