1575ca288SMichal Simek# For a description of the syntax of this configuration file, 2575ca288SMichal Simek# see Documentation/kbuild/kconfig-language.txt. 3575ca288SMichal Simek 4575ca288SMichal Simekmainmenu "Linux/Microblaze Kernel Configuration" 5575ca288SMichal Simek 6575ca288SMichal Simekconfig MICROBLAZE 7575ca288SMichal Simek def_bool y 8575ca288SMichal Simek select HAVE_LMB 92fd7c761SMichal Simek select HAVE_FUNCTION_TRACER 10afc26cb3SJulie Zhu select USB_ARCH_HAS_EHCI 116fa612b5SMichal Simek select ARCH_WANT_OPTIONAL_GPIOLIB 12575ca288SMichal Simek 13575ca288SMichal Simekconfig SWAP 14575ca288SMichal Simek def_bool n 15575ca288SMichal Simek 16575ca288SMichal Simekconfig RWSEM_GENERIC_SPINLOCK 17575ca288SMichal Simek def_bool y 18575ca288SMichal Simek 19575ca288SMichal Simekconfig RWSEM_XCHGADD_ALGORITHM 20575ca288SMichal Simek bool 21575ca288SMichal Simek 22575ca288SMichal Simekconfig ARCH_HAS_ILOG2_U32 23575ca288SMichal Simek def_bool n 24575ca288SMichal Simek 25575ca288SMichal Simekconfig ARCH_HAS_ILOG2_U64 26575ca288SMichal Simek def_bool n 27575ca288SMichal Simek 28575ca288SMichal Simekconfig GENERIC_FIND_NEXT_BIT 29575ca288SMichal Simek def_bool y 30575ca288SMichal Simek 31575ca288SMichal Simekconfig GENERIC_HWEIGHT 32575ca288SMichal Simek def_bool y 33575ca288SMichal Simek 34575ca288SMichal Simekconfig GENERIC_HARDIRQS 35575ca288SMichal Simek def_bool y 36575ca288SMichal Simek 37575ca288SMichal Simekconfig GENERIC_IRQ_PROBE 38575ca288SMichal Simek def_bool y 39575ca288SMichal Simek 40575ca288SMichal Simekconfig GENERIC_CALIBRATE_DELAY 41575ca288SMichal Simek def_bool y 42575ca288SMichal Simek 43575ca288SMichal Simekconfig GENERIC_TIME 44575ca288SMichal Simek def_bool y 45575ca288SMichal Simek 46575ca288SMichal Simekconfig GENERIC_TIME_VSYSCALL 47575ca288SMichal Simek def_bool n 48575ca288SMichal Simek 49575ca288SMichal Simekconfig GENERIC_CLOCKEVENTS 50575ca288SMichal Simek def_bool y 51575ca288SMichal Simek 52575ca288SMichal Simekconfig GENERIC_HARDIRQS_NO__DO_IRQ 53575ca288SMichal Simek def_bool y 54575ca288SMichal Simek 556fa612b5SMichal Simekconfig GENERIC_GPIO 566fa612b5SMichal Simek def_bool y 576fa612b5SMichal Simek 5814f87389SRemis Lima Baimaconfig GENERIC_CSUM 5914f87389SRemis Lima Baima def_bool y 6014f87389SRemis Lima Baima 6124b45a12SMichal Simekconfig STACKTRACE_SUPPORT 6224b45a12SMichal Simek def_bool y 6324b45a12SMichal Simek 64bf2d8096SMichal Simekconfig LOCKDEP_SUPPORT 65bf2d8096SMichal Simek def_bool y 66bf2d8096SMichal Simek 67fb5a32dcSMichal Simekconfig HAVE_LATENCYTOP_SUPPORT 68fb5a32dcSMichal Simek def_bool y 69fb5a32dcSMichal Simek 70575ca288SMichal Simekconfig PCI 71575ca288SMichal Simek def_bool n 72575ca288SMichal Simek 73575ca288SMichal Simekconfig NO_DMA 74f2224ff0SArnd Bergmann def_bool y 75575ca288SMichal Simek 76575ca288SMichal Simeksource "init/Kconfig" 77575ca288SMichal Simek 78575ca288SMichal Simeksource "kernel/Kconfig.freezer" 79575ca288SMichal Simek 80575ca288SMichal Simeksource "arch/microblaze/platform/Kconfig.platform" 81575ca288SMichal Simek 82575ca288SMichal Simekmenu "Processor type and features" 83575ca288SMichal Simek 84575ca288SMichal Simeksource kernel/time/Kconfig 85575ca288SMichal Simek 86575ca288SMichal Simeksource "kernel/Kconfig.preempt" 87575ca288SMichal Simek 88575ca288SMichal Simeksource "kernel/Kconfig.hz" 89575ca288SMichal Simek 90575ca288SMichal Simekconfig MMU 91a116f6d5SMichal Simek bool "MMU support" 92a116f6d5SMichal Simek default n 93575ca288SMichal Simek 94575ca288SMichal Simekconfig NO_MMU 95575ca288SMichal Simek bool 96575ca288SMichal Simek depends on !MMU 97575ca288SMichal Simek default y 98575ca288SMichal Simek 99575ca288SMichal Simekcomment "Boot options" 100575ca288SMichal Simek 101575ca288SMichal Simekconfig CMDLINE_BOOL 102575ca288SMichal Simek bool "Default bootloader kernel arguments" 103575ca288SMichal Simek 104575ca288SMichal Simekconfig CMDLINE 105575ca288SMichal Simek string "Default kernel command string" 106575ca288SMichal Simek depends on CMDLINE_BOOL 107575ca288SMichal Simek default "console=ttyUL0,115200" 108575ca288SMichal Simek help 109575ca288SMichal Simek On some architectures there is currently no way for the boot loader 110575ca288SMichal Simek to pass arguments to the kernel. For these architectures, you should 111575ca288SMichal Simek supply some command-line options at build time by entering them 112575ca288SMichal Simek here. 113575ca288SMichal Simek 114575ca288SMichal Simekconfig CMDLINE_FORCE 115575ca288SMichal Simek bool "Force default kernel command string" 116575ca288SMichal Simek depends on CMDLINE_BOOL 117575ca288SMichal Simek default n 118575ca288SMichal Simek help 119575ca288SMichal Simek Set this to have arguments from the default kernel command string 120575ca288SMichal Simek override those passed by the boot loader. 121575ca288SMichal Simek 122575ca288SMichal Simekconfig OF 123575ca288SMichal Simek def_bool y 124575ca288SMichal Simek 125575ca288SMichal Simekconfig PROC_DEVICETREE 126575ca288SMichal Simek bool "Support for device tree in /proc" 127575ca288SMichal Simek depends on PROC_FS 128575ca288SMichal Simek help 129575ca288SMichal Simek This option adds a device-tree directory under /proc which contains 130575ca288SMichal Simek an image of the device tree that the kernel copies from Open 131575ca288SMichal Simek Firmware or other boot firmware. If unsure, say Y here. 132575ca288SMichal Simek 133575ca288SMichal Simekendmenu 134575ca288SMichal Simek 135a116f6d5SMichal Simekmenu "Advanced setup" 136a116f6d5SMichal Simek 137a116f6d5SMichal Simekconfig ADVANCED_OPTIONS 138a116f6d5SMichal Simek bool "Prompt for advanced kernel configuration options" 139a116f6d5SMichal Simek depends on MMU 140a116f6d5SMichal Simek help 141a116f6d5SMichal Simek This option will enable prompting for a variety of advanced kernel 142a116f6d5SMichal Simek configuration options. These options can cause the kernel to not 143a116f6d5SMichal Simek work if they are set incorrectly, but can be used to optimize certain 144a116f6d5SMichal Simek aspects of kernel memory management. 145a116f6d5SMichal Simek 146a116f6d5SMichal Simek Unless you know what you are doing, say N here. 147a116f6d5SMichal Simek 148a116f6d5SMichal Simekcomment "Default settings for advanced configuration options are used" 149a116f6d5SMichal Simek depends on !ADVANCED_OPTIONS 150a116f6d5SMichal Simek 151a116f6d5SMichal Simekconfig HIGHMEM_START_BOOL 152a116f6d5SMichal Simek bool "Set high memory pool address" 153a116f6d5SMichal Simek depends on ADVANCED_OPTIONS && HIGHMEM 154a116f6d5SMichal Simek help 155a116f6d5SMichal Simek This option allows you to set the base address of the kernel virtual 156a116f6d5SMichal Simek area used to map high memory pages. This can be useful in 157a116f6d5SMichal Simek optimizing the layout of kernel virtual memory. 158a116f6d5SMichal Simek 159a116f6d5SMichal Simek Say N here unless you know what you are doing. 160a116f6d5SMichal Simek 161a116f6d5SMichal Simekconfig HIGHMEM_START 162a116f6d5SMichal Simek hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL 163a116f6d5SMichal Simek depends on MMU 164a116f6d5SMichal Simek default "0xfe000000" 165a116f6d5SMichal Simek 166a116f6d5SMichal Simekconfig LOWMEM_SIZE_BOOL 167a116f6d5SMichal Simek bool "Set maximum low memory" 168a116f6d5SMichal Simek depends on ADVANCED_OPTIONS 169a116f6d5SMichal Simek help 170a116f6d5SMichal Simek This option allows you to set the maximum amount of memory which 171a116f6d5SMichal Simek will be used as "low memory", that is, memory which the kernel can 172a116f6d5SMichal Simek access directly, without having to set up a kernel virtual mapping. 173a116f6d5SMichal Simek This can be useful in optimizing the layout of kernel virtual 174a116f6d5SMichal Simek memory. 175a116f6d5SMichal Simek 176a116f6d5SMichal Simek Say N here unless you know what you are doing. 177a116f6d5SMichal Simek 178a116f6d5SMichal Simekconfig LOWMEM_SIZE 179a116f6d5SMichal Simek hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL 180a116f6d5SMichal Simek depends on MMU 181a116f6d5SMichal Simek default "0x30000000" 182a116f6d5SMichal Simek 183a116f6d5SMichal Simekconfig KERNEL_START_BOOL 184a116f6d5SMichal Simek bool "Set custom kernel base address" 185a116f6d5SMichal Simek depends on ADVANCED_OPTIONS 186a116f6d5SMichal Simek help 187a116f6d5SMichal Simek This option allows you to set the kernel virtual address at which 188a116f6d5SMichal Simek the kernel will map low memory (the kernel image will be linked at 189a116f6d5SMichal Simek this address). This can be useful in optimizing the virtual memory 190a116f6d5SMichal Simek layout of the system. 191a116f6d5SMichal Simek 192a116f6d5SMichal Simek Say N here unless you know what you are doing. 193a116f6d5SMichal Simek 194a116f6d5SMichal Simekconfig KERNEL_START 195a116f6d5SMichal Simek hex "Virtual address of kernel base" if KERNEL_START_BOOL 196a116f6d5SMichal Simek default "0xc0000000" if MMU 197a116f6d5SMichal Simek default KERNEL_BASE_ADDR if !MMU 198a116f6d5SMichal Simek 199a116f6d5SMichal Simekconfig TASK_SIZE_BOOL 200a116f6d5SMichal Simek bool "Set custom user task size" 201a116f6d5SMichal Simek depends on ADVANCED_OPTIONS 202a116f6d5SMichal Simek help 203a116f6d5SMichal Simek This option allows you to set the amount of virtual address space 204a116f6d5SMichal Simek allocated to user tasks. This can be useful in optimizing the 205a116f6d5SMichal Simek virtual memory layout of the system. 206a116f6d5SMichal Simek 207a116f6d5SMichal Simek Say N here unless you know what you are doing. 208a116f6d5SMichal Simek 209a116f6d5SMichal Simekconfig TASK_SIZE 210a116f6d5SMichal Simek hex "Size of user task space" if TASK_SIZE_BOOL 211a116f6d5SMichal Simek depends on MMU 212a116f6d5SMichal Simek default "0x80000000" 213a116f6d5SMichal Simek 214a116f6d5SMichal Simekconfig CONSISTENT_START_BOOL 215a116f6d5SMichal Simek bool "Set custom consistent memory pool address" 216a116f6d5SMichal Simek depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE 217a116f6d5SMichal Simek help 218a116f6d5SMichal Simek This option allows you to set the base virtual address 219a116f6d5SMichal Simek of the the consistent memory pool. This pool of virtual 220a116f6d5SMichal Simek memory is used to make consistent memory allocations. 221a116f6d5SMichal Simek 222a116f6d5SMichal Simekconfig CONSISTENT_START 223a116f6d5SMichal Simek hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL 224a116f6d5SMichal Simek depends on MMU 225a116f6d5SMichal Simek default "0xff100000" if NOT_COHERENT_CACHE 226a116f6d5SMichal Simek 227a116f6d5SMichal Simekconfig CONSISTENT_SIZE_BOOL 228a116f6d5SMichal Simek bool "Set custom consistent memory pool size" 229a116f6d5SMichal Simek depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE 230a116f6d5SMichal Simek help 231a116f6d5SMichal Simek This option allows you to set the size of the the 232a116f6d5SMichal Simek consistent memory pool. This pool of virtual memory 233a116f6d5SMichal Simek is used to make consistent memory allocations. 234a116f6d5SMichal Simek 235a116f6d5SMichal Simekconfig CONSISTENT_SIZE 236a116f6d5SMichal Simek hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL 237a116f6d5SMichal Simek depends on MMU 238a116f6d5SMichal Simek default "0x00200000" if NOT_COHERENT_CACHE 239a116f6d5SMichal Simek 240a116f6d5SMichal Simekendmenu 241a116f6d5SMichal Simek 242575ca288SMichal Simeksource "mm/Kconfig" 243575ca288SMichal Simek 244575ca288SMichal Simekmenu "Exectuable file formats" 245575ca288SMichal Simek 246575ca288SMichal Simeksource "fs/Kconfig.binfmt" 247575ca288SMichal Simek 248575ca288SMichal Simekendmenu 249575ca288SMichal Simek 250575ca288SMichal Simeksource "net/Kconfig" 251575ca288SMichal Simek 252575ca288SMichal Simeksource "drivers/Kconfig" 253575ca288SMichal Simek 254575ca288SMichal Simeksource "fs/Kconfig" 255575ca288SMichal Simek 256575ca288SMichal Simeksource "arch/microblaze/Kconfig.debug" 257575ca288SMichal Simek 258575ca288SMichal Simeksource "security/Kconfig" 259575ca288SMichal Simek 260575ca288SMichal Simeksource "crypto/Kconfig" 261575ca288SMichal Simek 262575ca288SMichal Simeksource "lib/Kconfig" 263