Linux/arch/nios2/Kconfig

Version: ~ [ linux-6.12-rc7 ] ~ [ linux-6.11.7 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.60 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.116 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.171 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.229 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.285 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.323 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.12 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

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1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0 2 config NIOS2 !! 2 config M68K 3 def_bool y !! 3 bool >> 4 default y 4 select ARCH_32BIT_OFF_T 5 select ARCH_32BIT_OFF_T 5 select ARCH_HAS_CPU_CACHE_ALIASING !! 6 select ARCH_HAS_BINFMT_FLAT 6 select ARCH_HAS_DMA_PREP_COHERENT !! 7 select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE 7 select ARCH_HAS_SYNC_DMA_FOR_CPU !! 8 select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA 8 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 9 select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS 9 select ARCH_HAS_DMA_SET_UNCACHED !! 10 select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 10 select ARCH_NO_SWAP !! 11 select ARCH_NO_PREEMPT if !COLDFIRE 11 select COMMON_CLK !! 12 select ARCH_USE_MEMTEST if MMU_MOTOROLA 12 select TIMER_OF !! 13 select ARCH_WANT_IPC_PARSE_VERSION >> 14 select BINFMT_FLAT_ARGVP_ENVP_ON_STACK >> 15 select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE 13 select GENERIC_ATOMIC64 16 select GENERIC_ATOMIC64 14 select GENERIC_CPU_DEVICES 17 select GENERIC_CPU_DEVICES 15 select GENERIC_IRQ_PROBE !! 18 select GENERIC_IOMAP 16 select GENERIC_IRQ_SHOW 19 select GENERIC_IRQ_SHOW 17 select HAVE_ARCH_TRACEHOOK !! 20 select HAVE_AOUT if MMU 18 select HAVE_ARCH_KGDB !! 21 select HAVE_ASM_MODVERSIONS 19 select HAVE_PAGE_SIZE_4KB !! 22 select HAVE_DEBUG_BUGVERBOSE 20 select IRQ_DOMAIN !! 23 select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED 21 select LOCK_MM_AND_FIND_VMA !! 24 select HAVE_MOD_ARCH_SPECIFIC 22 select MODULES_USE_ELF_RELA !! 25 select HAVE_UID16 23 select OF << 24 select OF_EARLY_FLATTREE << 25 select SOC_BUS << 26 select SPARSE_IRQ << 27 select USB_ARCH_HAS_HCD if USB_SUPPORT << 28 select CPU_NO_EFFICIENT_FFS << 29 select MMU_GATHER_NO_RANGE if MMU 26 select MMU_GATHER_NO_RANGE if MMU >> 27 select MODULES_USE_ELF_REL >> 28 select MODULES_USE_ELF_RELA >> 29 select NO_DMA if !MMU && !COLDFIRE >> 30 select OLD_SIGACTION >> 31 select OLD_SIGSUSPEND3 >> 32 select UACCESS_MEMCPY if !MMU >> 33 select VIRT_TO_BUS >> 34 select ZONE_DMA 30 35 31 config GENERIC_CSUM !! 36 config CPU_BIG_ENDIAN 32 def_bool y << 33 << 34 config GENERIC_HWEIGHT << 35 def_bool y << 36 << 37 config GENERIC_CALIBRATE_DELAY << 38 def_bool y << 39 << 40 config NO_IOPORT_MAP << 41 def_bool y 37 def_bool y 42 38 43 config FPU !! 39 config ARCH_HAS_ILOG2_U32 44 def_bool n !! 40 bool 45 41 46 menu "Kernel features" !! 42 config ARCH_HAS_ILOG2_U64 47 !! 43 bool 48 source "kernel/Kconfig.hz" << 49 << 50 config ARCH_FORCE_MAX_ORDER << 51 int "Order of maximal physically conti << 52 default "10" << 53 help << 54 The kernel page allocator limits the << 55 contiguous allocations. The limit is << 56 defines the maximal power of two of << 57 allocated as a single contiguous blo << 58 overriding the default setting when << 59 large blocks of physically contiguou << 60 44 61 Don't change if unsure. !! 45 config GENERIC_HWEIGHT >> 46 bool >> 47 default y 62 48 63 endmenu !! 49 config GENERIC_CALIBRATE_DELAY >> 50 bool >> 51 default y 64 52 65 source "arch/nios2/platform/Kconfig.platform" !! 53 config GENERIC_CSUM >> 54 bool 66 55 67 menu "Processor type and features" !! 56 config TIME_LOW_RES >> 57 bool >> 58 default y 68 59 69 config MMU !! 60 config NO_IOPORT_MAP 70 def_bool y 61 def_bool y 71 62 72 config NR_CPUS !! 63 config HZ 73 int 64 int 74 default "1" !! 65 default 1000 if CLEOPATRA >> 66 default 100 >> 67 >> 68 config PGTABLE_LEVELS >> 69 default 2 if SUN3 || COLDFIRE >> 70 default 3 75 71 76 config NIOS2_ALIGNMENT_TRAP !! 72 config MMU 77 bool "Catch alignment trap" !! 73 bool "MMU-based Paged Memory Management Support" 78 default y 74 default y 79 help 75 help 80 Nios II CPUs cannot fetch/store data !! 76 Select if you want MMU-based virtualised addressing space 81 i.e., a 2 or 4 byte fetch must start !! 77 support by paged memory management. If unsure, say 'Y'. 82 2 or 4. Any non-aligned load/store i << 83 emulated in software if you say Y he << 84 impact. << 85 78 86 comment "Boot options" !! 79 config MMU_MOTOROLA >> 80 bool 87 81 88 config CMDLINE_BOOL !! 82 config MMU_COLDFIRE 89 bool "Default bootloader kernel argume !! 83 bool 90 default y << 91 84 92 config CMDLINE !! 85 config MMU_SUN3 93 string "Default kernel command string" !! 86 bool 94 default "" !! 87 depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 95 depends on CMDLINE_BOOL << 96 help << 97 On some platforms, there is currentl << 98 pass arguments to the kernel. For th << 99 some command-line options at build t << 100 other cases you can specify kernel a << 101 to set them up in board prom initial << 102 << 103 config CMDLINE_FORCE << 104 bool "Force default kernel command str << 105 depends on CMDLINE_BOOL << 106 help << 107 Set this to have arguments from the << 108 override those passed by the boot lo << 109 88 110 config NIOS2_CMDLINE_IGNORE_DTB !! 89 config KEXEC 111 bool "Ignore kernel command string fro !! 90 bool "kexec system call" 112 depends on CMDLINE_BOOL !! 91 depends on M68KCLASSIC 113 depends on !CMDLINE_FORCE !! 92 select KEXEC_CORE 114 default y << 115 help 93 help 116 Set this to ignore the bootargs prop !! 94 kexec is a system call that implements the ability to shutdown your 117 chosen node and fall back to CMDLINE !! 95 current kernel, and to start another kernel. It is like a reboot >> 96 but it is independent of the system firmware. And like a reboot >> 97 you can start any kernel with it, not just Linux. 118 98 119 config NIOS2_PASS_CMDLINE !! 99 The name comes from the similarity to the exec system call. 120 bool "Passed kernel command line from << 121 help << 122 Use bootargs env variable from u-boo << 123 will override "Default kernel comman << 124 Say N if you are unsure. << 125 << 126 config NIOS2_BOOT_LINK_OFFSET << 127 hex "Link address offset for booting" << 128 default "0x00500000" << 129 help << 130 This option allows you to set the li << 131 This can be useful if you are on a b << 132 memory. << 133 100 134 endmenu !! 101 It is an ongoing process to be certain the hardware in a machine >> 102 is properly shutdown, so do not be surprised if this code does not >> 103 initially work for you. As of this writing the exact hardware >> 104 interface is strongly in flux, so no good recommendation can be >> 105 made. 135 106 136 menu "Advanced setup" !! 107 config BOOTINFO_PROC >> 108 bool "Export bootinfo in procfs" >> 109 depends on KEXEC && M68KCLASSIC >> 110 help >> 111 Say Y to export the bootinfo used to boot the kernel in a >> 112 "bootinfo" file in procfs. This is useful with kexec. 137 113 138 config ADVANCED_OPTIONS !! 114 menu "Platform setup" 139 bool "Prompt for advanced kernel confi << 140 115 141 comment "Default settings for advanced configu !! 116 source "arch/m68k/Kconfig.cpu" 142 depends on !ADVANCED_OPTIONS << 143 117 144 config NIOS2_KERNEL_MMU_REGION_BASE_BOOL !! 118 source "arch/m68k/Kconfig.machine" 145 bool "Set custom kernel MMU region bas << 146 depends on ADVANCED_OPTIONS << 147 help << 148 This option allows you to set the vi << 149 119 150 Say N here unless you know what you !! 120 source "arch/m68k/Kconfig.bus" 151 121 152 config NIOS2_KERNEL_MMU_REGION_BASE !! 122 endmenu 153 hex "Virtual base address of the kerne << 154 default "0x80000000" << 155 help << 156 This option allows you to set the vi << 157 123 158 config NIOS2_KERNEL_REGION_BASE_BOOL !! 124 menu "Kernel Features" 159 bool "Set custom kernel region base ad << 160 depends on ADVANCED_OPTIONS << 161 help << 162 This option allows you to set the vi << 163 125 164 Say N here unless you know what you !! 126 endmenu 165 127 166 config NIOS2_KERNEL_REGION_BASE !! 128 if !MMU 167 hex "Virtual base address of the kerne !! 129 menu "Power management options" 168 default "0xc0000000" << 169 130 170 config NIOS2_IO_REGION_BASE_BOOL !! 131 config PM 171 bool "Set custom I/O region base addre !! 132 bool "Power Management support" 172 depends on ADVANCED_OPTIONS << 173 help 133 help 174 This option allows you to set the vi !! 134 Support processor power management modes 175 << 176 Say N here unless you know what you << 177 << 178 config NIOS2_IO_REGION_BASE << 179 hex "Virtual base address of the I/O r << 180 default "0xe0000000" << 181 135 182 endmenu 136 endmenu >> 137 endif >> 138 >> 139 source "arch/m68k/Kconfig.devices"

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TOMOYO Linux Cross Reference
Linux/arch/nios2/Kconfig

Diff markup

Differences between /arch/nios2/Kconfig (Version linux-6.12-rc7) and /arch/m68k/Kconfig (Version linux-5.17.15)

TOMOYO Linux Cross Reference Linux/arch/nios2/Kconfig

Diff markup

Differences between /arch/nios2/Kconfig (Version linux-6.12-rc7) and /arch/m68k/Kconfig (Version linux-5.17.15)

TOMOYO Linux Cross Reference
Linux/arch/nios2/Kconfig