Lines Matching +full:supervisor +full:- +full:mode
1 # SPDX-License-Identifier: GPL-2.0-only
4 # see Documentation/kbuild/kconfig-language.rst.
177 # https://github.com/llvm/llvm-project/commit/6ab8927931851bb42b2c93a00801dc499d7d9b1e
184 depends on $(cc-option,-fpatchable-function-entry=8)
187 def_bool $(cc-option,-fsanitize=shadow-call-stack)
188 …# https://github.com/riscv-non-isa/riscv-elf-psabi-doc/commit/a484e843e6eeb51f0cb7b8819e50da6d2444…
189 depends on $(ld-option,--no-relax-gp)
193 # https://github.com/llvm/llvm-project/commit/6611d58f5bbcbec77262d392e2923e1d680f6985
196 # https://github.com/llvm/llvm-project/commit/bbc0f99f3bc96f1db16f649fc21dd18e5b0918f6
200 # https://github.com/llvm/llvm-project/commit/1df5ea29b43690b6622db2cad7b745607ca4de6a
202 # https://github.com/llvm/llvm-project/commit/7ffabb61a5569444b5ac9322e22e5471cc5e4a77
213 # VA_BITS - PAGE_SHIFT - 3
221 # set if we run in machine mode, cleared if we run in supervisor mode
226 # set if we are running in S-mode and can use SBI calls
233 bool "MMU-based Paged Memory Management Support"
236 Select if you want MMU-based virtualised addressing space
308 This enables function pointer support for non-standard noncoherent
312 def_bool $(as-instr,.insn r 51$(comma) 0$(comma) 0$(comma) t0$(comma) t0$(comma) zero)
317 depends on $(as-instr, .option arch$(comma) +m)
325 bool "Allow configurations that result in non-portable kernels"
327 RISC-V kernel binaries are compatible between all known systems
382 bool "Symmetric Multi-Processing"
395 bool "Multi-core scheduler support"
398 Multi-core scheduler support improves the CPU scheduler's decision
399 making when dealing with multi-core CPU chips at a cost of slightly
403 int "Maximum number of CPUs (2-512)"
412 bool "Support for hot-pluggable CPUs"
443 Enable NUMA (Non-Uniform Memory Access) support.
483 bool "Svnapot extension support for supervisor mode NAPOT pages"
488 Allow kernel to detect the Svnapot ISA-extension dynamically at boot
492 of contiguous virtual-to-physical translations for a naturally
493 aligned power-of-2 (NAPOT) granularity larger than the base 4KB page
502 bool "Svpbmt extension support for supervisor mode page-based memory types"
508 ISA-extension (Supervisor-mode: page-based memory types) and
515 The Svpbmt extension is only available on 64-bit cpus.
522 depends on !64BIT || $(cc-option,-mabi=lp64 -march=rv64iv)
523 depends on !32BIT || $(cc-option,-mabi=ilp32 -march=rv32iv)
559 bool "Run kernel-mode Vector with kernel preemption"
564 Usually, in-kernel SIMD routines are run with preemption disabled.
570 consumption due to the allocation of per-task's kernel Vector context.
575 depends on !64BIT || $(cc-option,-mabi=lp64 -march=rv64ima_zbb)
576 depends on !32BIT || $(cc-option,-mabi=ilp32 -march=rv32ima_zbb)
591 of bit-specific operations (count bit population, sign extending,
597 bool "Zicbom extension support for non-coherent DMA operation"
609 non-coherent DMA support on devices that need it.
629 depends on !64BIT || $(cc-option,-mabi=lp64 -march=rv64ima_zihintpause)
630 depends on !32BIT || $(cc-option,-mabi=ilp32 -march=rv32ima_zihintpause)
635 …# https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=aed44286efa8ae8717a77d94b51ac3614e2ca6…
639 Binutils-2.38 and GCC-12.1.0 bumped the default ISA spec to the newer
652 # https://github.com/llvm/llvm-project/commit/22e199e6afb1263c943c0c0d4498694e15bf8a16
657 -march. This option causes an older ISA spec compatible with these older
659 as passing zicsr and zifencei to -march.
665 Say N here if you want to disable all floating-point related procedure
680 int "Kernel stack size (in power-of-two numbers of page size)" if VMAP_STACK && EXPERT
723 deprecated in future once legacy M-mode software are no longer in use.
734 scheme. It should be only enabled for M-mode Linux or platforms relying
772 bool "Kernel support for 32-bit U-mode"
776 This option enables support for a 32-bit U-mode running under a 64-bit
777 kernel at S-mode. riscv32-specific components such as system calls,
781 If you want to execute 32-bit userspace applications, say Y.
826 random u64 value in /chosen/kaslr-seed at kernel entry.
840 string "Built-in kernel command line"
843 are provided at run-time, during boot. However, there are cases
847 When that occurs, it is possible to define a built-in command
851 prompt "Built-in command line usage" if CMDLINE != ""
854 Choose how the kernel will handle the provided built-in command
860 Use the built-in command line as fallback in case we get nothing
866 The command-line arguments provided during boot will be
867 appended to the built-in command line. This is useful in
874 Always use the built-in command line, even if we get one during
899 by UEFI firmware (such as non-volatile variables, realtime
905 …def_bool $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=tp -mstack-protector-…
923 explicitly specified to run early relocations of read-write data
927 bool "Kernel Execute-In-Place from ROM"
934 Execute-In-Place allows the kernel to run from non-volatile storage
937 to RAM. Read-write sections, such as the data section and stack,
977 Please see the dt-binding, located at
979 on the replacement properties, "riscv,isa-base" and
980 "riscv,isa-extensions".
983 bool "Built-in device tree"