1575ca288SMichal Simekconfig MICROBLAZE 2575ca288SMichal Simek def_bool y 395f72d1eSYinghai Lu select HAVE_MEMBLOCK 42fd7c761SMichal Simek select HAVE_FUNCTION_TRACER 56d9e60ceSMichal Simek select HAVE_FUNCTION_TRACE_MCOUNT_TEST 6a0d3e665SMichal Simek select HAVE_FUNCTION_GRAPH_TRACER 77d241ff0SMichal Simek select HAVE_DYNAMIC_FTRACE 87d241ff0SMichal Simek select HAVE_FTRACE_MCOUNT_RECORD 9afc26cb3SJulie Zhu select USB_ARCH_HAS_EHCI 106fa612b5SMichal Simek select ARCH_WANT_OPTIONAL_GPIOLIB 113540ce82SJohn Williams select HAVE_OPROFILE 122d5973cbSMichal Simek select HAVE_ARCH_KGDB 13ccfe27d7SMichal Simek select HAVE_DMA_ATTRS 14ccfe27d7SMichal Simek select HAVE_DMA_API_DEBUG 153540ce82SJohn Williams select TRACING_SUPPORT 16ae5bf63fSStephen Rothwell select OF 17e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 18575ca288SMichal Simek 19575ca288SMichal Simekconfig SWAP 20575ca288SMichal Simek def_bool n 21575ca288SMichal Simek 22575ca288SMichal Simekconfig RWSEM_GENERIC_SPINLOCK 23575ca288SMichal Simek def_bool y 24575ca288SMichal Simek 25575ca288SMichal Simekconfig RWSEM_XCHGADD_ALGORITHM 26575ca288SMichal Simek bool 27575ca288SMichal Simek 28575ca288SMichal Simekconfig ARCH_HAS_ILOG2_U32 29575ca288SMichal Simek def_bool n 30575ca288SMichal Simek 31575ca288SMichal Simekconfig ARCH_HAS_ILOG2_U64 32575ca288SMichal Simek def_bool n 33575ca288SMichal Simek 34575ca288SMichal Simekconfig GENERIC_FIND_NEXT_BIT 35575ca288SMichal Simek def_bool y 36575ca288SMichal Simek 37575ca288SMichal Simekconfig GENERIC_HWEIGHT 38575ca288SMichal Simek def_bool y 39575ca288SMichal Simek 40575ca288SMichal Simekconfig GENERIC_HARDIRQS 41575ca288SMichal Simek def_bool y 42575ca288SMichal Simek 43575ca288SMichal Simekconfig GENERIC_IRQ_PROBE 44575ca288SMichal Simek def_bool y 45575ca288SMichal Simek 46575ca288SMichal Simekconfig GENERIC_CALIBRATE_DELAY 47575ca288SMichal Simek def_bool y 48575ca288SMichal Simek 49575ca288SMichal Simekconfig GENERIC_TIME_VSYSCALL 50575ca288SMichal Simek def_bool n 51575ca288SMichal Simek 52575ca288SMichal Simekconfig GENERIC_CLOCKEVENTS 53575ca288SMichal Simek def_bool y 54575ca288SMichal Simek 55575ca288SMichal Simekconfig GENERIC_HARDIRQS_NO__DO_IRQ 56575ca288SMichal Simek def_bool y 57575ca288SMichal Simek 586fa612b5SMichal Simekconfig GENERIC_GPIO 596fa612b5SMichal Simek def_bool y 606fa612b5SMichal Simek 6114f87389SRemis Lima Baimaconfig GENERIC_CSUM 6214f87389SRemis Lima Baima def_bool y 6314f87389SRemis Lima Baima 6424b45a12SMichal Simekconfig STACKTRACE_SUPPORT 6524b45a12SMichal Simek def_bool y 6624b45a12SMichal Simek 67bf2d8096SMichal Simekconfig LOCKDEP_SUPPORT 68bf2d8096SMichal Simek def_bool y 69bf2d8096SMichal Simek 70fb5a32dcSMichal Simekconfig HAVE_LATENCYTOP_SUPPORT 71fb5a32dcSMichal Simek def_bool y 72fb5a32dcSMichal Simek 73575ca288SMichal Simeksource "init/Kconfig" 74575ca288SMichal Simek 75575ca288SMichal Simeksource "kernel/Kconfig.freezer" 76575ca288SMichal Simek 77575ca288SMichal Simeksource "arch/microblaze/platform/Kconfig.platform" 78575ca288SMichal Simek 79575ca288SMichal Simekmenu "Processor type and features" 80575ca288SMichal Simek 81296e2603SMichal Simeksource "kernel/time/Kconfig" 82575ca288SMichal Simek 83575ca288SMichal Simeksource "kernel/Kconfig.preempt" 84575ca288SMichal Simek 85575ca288SMichal Simeksource "kernel/Kconfig.hz" 86575ca288SMichal Simek 87575ca288SMichal Simekconfig MMU 88a116f6d5SMichal Simek bool "MMU support" 89a116f6d5SMichal Simek default n 90575ca288SMichal Simek 91575ca288SMichal Simekconfig NO_MMU 92575ca288SMichal Simek bool 93575ca288SMichal Simek depends on !MMU 94575ca288SMichal Simek default y 95575ca288SMichal Simek 96575ca288SMichal Simekcomment "Boot options" 97575ca288SMichal Simek 98575ca288SMichal Simekconfig CMDLINE_BOOL 99575ca288SMichal Simek bool "Default bootloader kernel arguments" 100575ca288SMichal Simek 101575ca288SMichal Simekconfig CMDLINE 102575ca288SMichal Simek string "Default kernel command string" 103575ca288SMichal Simek depends on CMDLINE_BOOL 104575ca288SMichal Simek default "console=ttyUL0,115200" 105575ca288SMichal Simek help 106575ca288SMichal Simek On some architectures there is currently no way for the boot loader 107575ca288SMichal Simek to pass arguments to the kernel. For these architectures, you should 108575ca288SMichal Simek supply some command-line options at build time by entering them 109575ca288SMichal Simek here. 110575ca288SMichal Simek 111575ca288SMichal Simekconfig CMDLINE_FORCE 112575ca288SMichal Simek bool "Force default kernel command string" 113575ca288SMichal Simek depends on CMDLINE_BOOL 114575ca288SMichal Simek default n 115575ca288SMichal Simek help 116575ca288SMichal Simek Set this to have arguments from the default kernel command string 117575ca288SMichal Simek override those passed by the boot loader. 118575ca288SMichal Simek 11968c6ac33SMichal Simekconfig SECCOMP 12068c6ac33SMichal Simek bool "Enable seccomp to safely compute untrusted bytecode" 12168c6ac33SMichal Simek depends on PROC_FS 12268c6ac33SMichal Simek default y 12368c6ac33SMichal Simek help 12468c6ac33SMichal Simek This kernel feature is useful for number crunching applications 12568c6ac33SMichal Simek that may need to compute untrusted bytecode during their 12668c6ac33SMichal Simek execution. By using pipes or other transports made available to 12768c6ac33SMichal Simek the process as file descriptors supporting the read/write 12868c6ac33SMichal Simek syscalls, it's possible to isolate those applications in 12968c6ac33SMichal Simek their own address space using seccomp. Once seccomp is 13068c6ac33SMichal Simek enabled via /proc/<pid>/seccomp, it cannot be disabled 13168c6ac33SMichal Simek and the task is only allowed to execute a few safe syscalls 13268c6ac33SMichal Simek defined by each seccomp mode. 13368c6ac33SMichal Simek 13468c6ac33SMichal Simek If unsure, say Y. Only embedded should say N here. 13568c6ac33SMichal Simek 136575ca288SMichal Simekendmenu 137575ca288SMichal Simek 138a116f6d5SMichal Simekmenu "Advanced setup" 139a116f6d5SMichal Simek 140a116f6d5SMichal Simekconfig ADVANCED_OPTIONS 141a116f6d5SMichal Simek bool "Prompt for advanced kernel configuration options" 142a116f6d5SMichal Simek help 143a116f6d5SMichal Simek This option will enable prompting for a variety of advanced kernel 144a116f6d5SMichal Simek configuration options. These options can cause the kernel to not 145a116f6d5SMichal Simek work if they are set incorrectly, but can be used to optimize certain 146a116f6d5SMichal Simek aspects of kernel memory management. 147a116f6d5SMichal Simek 148a116f6d5SMichal Simek Unless you know what you are doing, say N here. 149a116f6d5SMichal Simek 150a116f6d5SMichal Simekcomment "Default settings for advanced configuration options are used" 151a116f6d5SMichal Simek depends on !ADVANCED_OPTIONS 152a116f6d5SMichal Simek 1533a0d7a4dSMichal Simekconfig XILINX_UNCACHED_SHADOW 1543a0d7a4dSMichal Simek bool "Are you using uncached shadow for RAM ?" 1553a0d7a4dSMichal Simek depends on ADVANCED_OPTIONS && !MMU 1563a0d7a4dSMichal Simek default n 1573a0d7a4dSMichal Simek help 1583a0d7a4dSMichal Simek This is needed to be able to allocate uncachable memory regions. 1593a0d7a4dSMichal Simek The feature requires the design to define the RAM memory controller 1603a0d7a4dSMichal Simek window to be twice as large as the actual physical memory. 1613a0d7a4dSMichal Simek 162a116f6d5SMichal Simekconfig HIGHMEM_START_BOOL 163a116f6d5SMichal Simek bool "Set high memory pool address" 164a116f6d5SMichal Simek depends on ADVANCED_OPTIONS && HIGHMEM 165a116f6d5SMichal Simek help 166a116f6d5SMichal Simek This option allows you to set the base address of the kernel virtual 167a116f6d5SMichal Simek area used to map high memory pages. This can be useful in 168a116f6d5SMichal Simek optimizing the layout of kernel virtual memory. 169a116f6d5SMichal Simek 170a116f6d5SMichal Simek Say N here unless you know what you are doing. 171a116f6d5SMichal Simek 172a116f6d5SMichal Simekconfig HIGHMEM_START 173a116f6d5SMichal Simek hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL 174a116f6d5SMichal Simek depends on MMU 175a116f6d5SMichal Simek default "0xfe000000" 176a116f6d5SMichal Simek 177a116f6d5SMichal Simekconfig LOWMEM_SIZE_BOOL 178a116f6d5SMichal Simek bool "Set maximum low memory" 179b8a84059SMichal Simek depends on ADVANCED_OPTIONS && MMU 180a116f6d5SMichal Simek help 181a116f6d5SMichal Simek This option allows you to set the maximum amount of memory which 182a116f6d5SMichal Simek will be used as "low memory", that is, memory which the kernel can 183a116f6d5SMichal Simek access directly, without having to set up a kernel virtual mapping. 184a116f6d5SMichal Simek This can be useful in optimizing the layout of kernel virtual 185a116f6d5SMichal Simek memory. 186a116f6d5SMichal Simek 187a116f6d5SMichal Simek Say N here unless you know what you are doing. 188a116f6d5SMichal Simek 189a116f6d5SMichal Simekconfig LOWMEM_SIZE 190a116f6d5SMichal Simek hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL 191a116f6d5SMichal Simek default "0x30000000" 192a116f6d5SMichal Simek 193a116f6d5SMichal Simekconfig KERNEL_START_BOOL 194a116f6d5SMichal Simek bool "Set custom kernel base address" 195a116f6d5SMichal Simek depends on ADVANCED_OPTIONS 196a116f6d5SMichal Simek help 197a116f6d5SMichal Simek This option allows you to set the kernel virtual address at which 198a116f6d5SMichal Simek the kernel will map low memory (the kernel image will be linked at 199a116f6d5SMichal Simek this address). This can be useful in optimizing the virtual memory 200a116f6d5SMichal Simek layout of the system. 201a116f6d5SMichal Simek 202a116f6d5SMichal Simek Say N here unless you know what you are doing. 203a116f6d5SMichal Simek 204a116f6d5SMichal Simekconfig KERNEL_START 205a116f6d5SMichal Simek hex "Virtual address of kernel base" if KERNEL_START_BOOL 206a116f6d5SMichal Simek default "0xc0000000" if MMU 207a116f6d5SMichal Simek default KERNEL_BASE_ADDR if !MMU 208a116f6d5SMichal Simek 209a116f6d5SMichal Simekconfig TASK_SIZE_BOOL 210a116f6d5SMichal Simek bool "Set custom user task size" 211b8a84059SMichal Simek depends on ADVANCED_OPTIONS && MMU 212a116f6d5SMichal Simek help 213a116f6d5SMichal Simek This option allows you to set the amount of virtual address space 214a116f6d5SMichal Simek allocated to user tasks. This can be useful in optimizing the 215a116f6d5SMichal Simek virtual memory layout of the system. 216a116f6d5SMichal Simek 217a116f6d5SMichal Simek Say N here unless you know what you are doing. 218a116f6d5SMichal Simek 219a116f6d5SMichal Simekconfig TASK_SIZE 220a116f6d5SMichal Simek hex "Size of user task space" if TASK_SIZE_BOOL 221a116f6d5SMichal Simek default "0x80000000" 222a116f6d5SMichal Simek 223ba9c4f88SSteven J. Magnanichoice 224ba9c4f88SSteven J. Magnani prompt "Page size" 225ba9c4f88SSteven J. Magnani default MICROBLAZE_4K_PAGES 226ba9c4f88SSteven J. Magnani depends on ADVANCED_OPTIONS && !MMU 227ba9c4f88SSteven J. Magnani help 228ba9c4f88SSteven J. Magnani Select the kernel logical page size. Increasing the page size 229ba9c4f88SSteven J. Magnani will reduce software overhead at each page boundary, allow 230ba9c4f88SSteven J. Magnani hardware prefetch mechanisms to be more effective, and allow 231ba9c4f88SSteven J. Magnani larger dma transfers increasing IO efficiency and reducing 232ba9c4f88SSteven J. Magnani overhead. However the utilization of memory will increase. 233ba9c4f88SSteven J. Magnani For example, each cached file will using a multiple of the 234ba9c4f88SSteven J. Magnani page size to hold its contents and the difference between the 235ba9c4f88SSteven J. Magnani end of file and the end of page is wasted. 236ba9c4f88SSteven J. Magnani 237ba9c4f88SSteven J. Magnani If unsure, choose 4K_PAGES. 238ba9c4f88SSteven J. Magnani 239ba9c4f88SSteven J. Magnaniconfig MICROBLAZE_4K_PAGES 240ba9c4f88SSteven J. Magnani bool "4k page size" 241ba9c4f88SSteven J. Magnani 242ba9c4f88SSteven J. Magnaniconfig MICROBLAZE_8K_PAGES 243ba9c4f88SSteven J. Magnani bool "8k page size" 244ba9c4f88SSteven J. Magnani 245ba9c4f88SSteven J. Magnaniconfig MICROBLAZE_16K_PAGES 246ba9c4f88SSteven J. Magnani bool "16k page size" 247ba9c4f88SSteven J. Magnani 248ba9c4f88SSteven J. Magnaniconfig MICROBLAZE_32K_PAGES 249ba9c4f88SSteven J. Magnani bool "32k page size" 250ba9c4f88SSteven J. Magnani 251ba9c4f88SSteven J. Magnaniendchoice 252ba9c4f88SSteven J. Magnani 253a116f6d5SMichal Simekendmenu 254a116f6d5SMichal Simek 255575ca288SMichal Simeksource "mm/Kconfig" 256575ca288SMichal Simek 257575ca288SMichal Simekmenu "Exectuable file formats" 258575ca288SMichal Simek 259575ca288SMichal Simeksource "fs/Kconfig.binfmt" 260575ca288SMichal Simek 261575ca288SMichal Simekendmenu 262575ca288SMichal Simek 263a6475c13SMichal Simekmenu "Bus Options" 264a6475c13SMichal Simek 265a6475c13SMichal Simekconfig PCI 266a6475c13SMichal Simek bool "PCI support" 267a6475c13SMichal Simek 268a6475c13SMichal Simekconfig PCI_DOMAINS 269a6475c13SMichal Simek def_bool PCI 270a6475c13SMichal Simek 271a6475c13SMichal Simekconfig PCI_SYSCALL 272a6475c13SMichal Simek def_bool PCI 273a6475c13SMichal Simek 274733cc218SMichal Simekconfig PCI_XILINX 275733cc218SMichal Simek bool "Xilinx PCI host bridge support" 276733cc218SMichal Simek depends on PCI 277733cc218SMichal Simek 278a6475c13SMichal Simeksource "drivers/pci/Kconfig" 279a6475c13SMichal Simek 280a6475c13SMichal Simekendmenu 281a6475c13SMichal Simek 282575ca288SMichal Simeksource "net/Kconfig" 283575ca288SMichal Simek 284575ca288SMichal Simeksource "drivers/Kconfig" 285575ca288SMichal Simek 286575ca288SMichal Simeksource "fs/Kconfig" 287575ca288SMichal Simek 288575ca288SMichal Simeksource "arch/microblaze/Kconfig.debug" 289575ca288SMichal Simek 290575ca288SMichal Simeksource "security/Kconfig" 291575ca288SMichal Simek 292575ca288SMichal Simeksource "crypto/Kconfig" 293575ca288SMichal Simek 294575ca288SMichal Simeksource "lib/Kconfig" 295