diff options
Diffstat (limited to 'arch/parisc/Kconfig')
| -rw-r--r-- | arch/parisc/Kconfig | 117 |
1 files changed, 64 insertions, 53 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index a98940e64243..47fd9662d800 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -8,25 +8,32 @@ config PARISC select HAVE_FUNCTION_GRAPH_TRACER select HAVE_SYSCALL_TRACEPOINTS select ARCH_WANT_FRAME_POINTERS + select ARCH_HAS_CPU_CACHE_ALIASING + select ARCH_HAS_DMA_ALLOC if PA11 + select ARCH_HAS_DMA_OPS select ARCH_HAS_ELF_RANDOMIZE select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX - select ARCH_HAS_UBSAN_SANITIZE_ALL + select ARCH_HAS_UBSAN select ARCH_HAS_PTE_SPECIAL select ARCH_NO_SG_CHAIN + select ARCH_SPLIT_ARG64 if !64BIT select ARCH_SUPPORTS_HUGETLBFS if PA20 select ARCH_SUPPORTS_MEMORY_FAILURE select ARCH_STACKWALK + select ARCH_HAS_CACHE_LINE_SIZE select ARCH_HAS_DEBUG_VM_PGTABLE select HAVE_RELIABLE_STACKTRACE - select DMA_OPS select RTC_CLASS select RTC_DRV_GENERIC select INIT_ALL_POSSIBLE select BUG - select BUILDTIME_TABLE_SORT + select HAVE_KERNEL_UNCOMPRESSED select HAVE_PCI select HAVE_PERF_EVENTS + select HAVE_PERF_REGS + select HAVE_PERF_USER_STACK_DUMP + select PERF_USE_VMALLOC select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZ4 @@ -36,30 +43,40 @@ config PARISC select GENERIC_ATOMIC64 if !64BIT select GENERIC_IRQ_PROBE select GENERIC_PCI_IOMAP + select GENERIC_IOREMAP select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_SMP_IDLE_THREAD select GENERIC_ARCH_TOPOLOGY if SMP + select ARCH_SUPPORTS_SCHED_MC if SMP && PA8X00 select GENERIC_CPU_DEVICES if !SMP select GENERIC_LIB_DEVMEM_IS_ALLOWED select SYSCTL_ARCH_UNALIGN_ALLOW + select SYSCTL_ARCH_UNALIGN_NO_WARN select SYSCTL_EXCEPTION_TRACE select HAVE_MOD_ARCH_SPECIFIC select MODULES_USE_ELF_RELA select CLONE_BACKWARDS select TTY # Needed for pdc_cons.c + select HAS_IOPORT if PCI || EISA select HAVE_DEBUG_STACKOVERFLOW + select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT + select HAVE_ARCH_MMAP_RND_COMPAT_BITS if COMPAT + select HAVE_ARCH_MMAP_RND_BITS select HAVE_ARCH_AUDITSYSCALL select HAVE_ARCH_HASH - select HAVE_ARCH_JUMP_LABEL - select HAVE_ARCH_JUMP_LABEL_RELATIVE + # select HAVE_ARCH_JUMP_LABEL + # select HAVE_ARCH_JUMP_LABEL_RELATIVE select HAVE_ARCH_KFENCE select HAVE_ARCH_SECCOMP_FILTER select HAVE_ARCH_TRACEHOOK + select HAVE_EBPF_JIT + select ARCH_WANT_DEFAULT_BPF_JIT select HAVE_REGS_AND_STACK_ACCESS_API + select HOTPLUG_CORE_SYNC_DEAD if HOTPLUG_CPU select GENERIC_SCHED_CLOCK select GENERIC_IRQ_MIGRATION if SMP select HAVE_UNSTABLE_SCHED_CLOCK if SMP - select LEGACY_TIMER_TICK + select GENERIC_CLOCKEVENTS select CPU_NO_EFFICIENT_FFS select THREAD_INFO_IN_TASK select NEED_DMA_MAP_STATE @@ -68,13 +85,13 @@ config PARISC select HAVE_KPROBES select HAVE_KRETPROBES select HAVE_DYNAMIC_FTRACE if $(cc-option,-fpatchable-function-entry=1,1) - select HAVE_FTRACE_MCOUNT_RECORD if HAVE_DYNAMIC_FTRACE select FTRACE_MCOUNT_USE_PATCHABLE_FUNCTION_ENTRY if DYNAMIC_FTRACE select HAVE_KPROBES_ON_FTRACE select HAVE_DYNAMIC_FTRACE_WITH_REGS select HAVE_SOFTIRQ_ON_OWN_STACK if IRQSTACKS select TRACE_IRQFLAGS_SUPPORT select HAVE_FUNCTION_DESCRIPTORS if 64BIT + select PCI_MSI_ARCH_FALLBACKS if PCI_MSI help The PA-RISC microprocessor is designed by Hewlett-Packard and used @@ -105,9 +122,12 @@ config ARCH_HAS_ILOG2_U64 default n config GENERIC_BUG - bool - default y + def_bool y depends on BUG + select GENERIC_BUG_RELATIVE_POINTERS if 64BIT + +config GENERIC_BUG_RELATIVE_POINTERS + bool config GENERIC_HWEIGHT bool @@ -122,6 +142,20 @@ config TIME_LOW_RES depends on SMP default y +config ARCH_MMAP_RND_BITS_MIN + default 18 if 64BIT + default 8 + +config ARCH_MMAP_RND_COMPAT_BITS_MIN + default 8 + +config ARCH_MMAP_RND_BITS_MAX + default 18 if 64BIT + default 13 + +config ARCH_MMAP_RND_COMPAT_BITS_MAX + default 13 + # unless you want to implement ACPI on PA-RISC ... ;-) config PM bool @@ -129,6 +163,10 @@ config PM config STACKTRACE_SUPPORT def_bool y +config LOCKDEP_SUPPORT + bool + default y + config ISA_DMA_API bool @@ -207,9 +245,9 @@ config PARISC_HUGE_KERNEL def_bool y if !MODULES || UBSAN || FTRACE || COMPILE_TEST config MLONGCALLS - def_bool y if PARISC_HUGE_KERNEL bool "Enable the -mlong-calls compiler option for big kernels" if !PARISC_HUGE_KERNEL depends on PA8X00 + default PARISC_HUGE_KERNEL help If you configure the kernel to include many drivers built-in instead as modules, the kernel executable may become too big, so that the @@ -224,9 +262,9 @@ config MLONGCALLS Enabling this option will probably slow down your kernel. config 64BIT - def_bool y if "$(ARCH)" = "parisc64" bool "64-bit kernel" if "$(ARCH)" = "parisc" depends on PA8X00 + default "$(ARCH)" = "parisc64" help Enable this if you want to support 64bit kernel on PA-RISC platform. @@ -243,6 +281,7 @@ choice config PARISC_PAGE_SIZE_4KB bool "4KB" + select HAVE_PAGE_SIZE_4KB help This lets you select the page size of the kernel. For best performance, a page size of 16KB is recommended. For best @@ -258,10 +297,12 @@ config PARISC_PAGE_SIZE_4KB config PARISC_PAGE_SIZE_16KB bool "16KB" + select HAVE_PAGE_SIZE_16KB depends on PA8X00 && BROKEN && !KFENCE config PARISC_PAGE_SIZE_64KB bool "64KB" + select HAVE_PAGE_SIZE_64KB depends on PA8X00 && BROKEN && !KFENCE endchoice @@ -282,14 +323,6 @@ config SMP If you don't know what to do here, say N. -config SCHED_MC - bool "Multi-core scheduler support" - depends on GENERIC_ARCH_TOPOLOGY && PA8X00 - help - Multi-core scheduler support improves the CPU scheduler's decision - making when dealing with multi-core CPU chips at a cost of slightly - increased overhead in some places. If unsure say N here. - config IRQSTACKS bool "Use separate kernel stacks when processing interrupts" default y @@ -298,16 +331,6 @@ config IRQSTACKS for handling hard and soft interrupts. This can help avoid overflowing the process kernel stacks. -config TLB_PTLOCK - bool "Use page table locks in TLB fault handler" - depends on SMP - default n - help - Select this option to enable page table locking in the TLB - fault handler. This ensures that page table entries are - updated consistently on SMP machines at the expense of some - loss in performance. - config HOTPLUG_CPU bool default y if SMP @@ -340,32 +363,20 @@ config NR_CPUS int "Maximum number of CPUs (2-32)" range 2 32 depends on SMP - default "4" if 64BIT + default "8" if 64BIT default "16" -config KEXEC - bool "Kexec system call" - select KEXEC_CORE - help - kexec is a system call that implements the ability to shutdown your - current kernel, and to start another kernel. It is like a reboot - but it is independent of the system firmware. And like a reboot - you can start any kernel with it, not just Linux. - - It is an ongoing process to be certain the hardware in a machine - shutdown, so do not be surprised if this code does not - initially work for you. - -config KEXEC_FILE - bool "kexec file based system call" - select KEXEC_CORE - select KEXEC_ELF - help - This enables the kexec_file_load() System call. This is - file based and takes file descriptors as system call argument - for kernel and initramfs as opposed to list of segments as - accepted by previous system call. - endmenu +config ARCH_SUPPORTS_KEXEC + def_bool y + +config ARCH_SUPPORTS_KEXEC_FILE + def_bool y + +config ARCH_SELECTS_KEXEC_FILE + def_bool y + depends on KEXEC_FILE + select KEXEC_ELF + source "drivers/parisc/Kconfig" |