diff options
Diffstat (limited to 'arch/riscv/Kconfig')
| -rw-r--r-- | arch/riscv/Kconfig | 40 |
1 files changed, 27 insertions, 13 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index df18372861d8..44377fd7860e 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -32,11 +32,13 @@ config RISCV select ARCH_WANT_FRAME_POINTERS select ARCH_WANT_HUGE_PMD_SHARE if 64BIT select CLONE_BACKWARDS + select CLINT_TIMER if !MMU select COMMON_CLK select EDAC_SUPPORT select GENERIC_ARCH_TOPOLOGY if SMP select GENERIC_ATOMIC64 if !64BIT select GENERIC_CLOCKEVENTS + select GENERIC_EARLY_IOREMAP select GENERIC_GETTIMEOFDAY if HAVE_GENERIC_VDSO select GENERIC_IOREMAP select GENERIC_IRQ_MULTI_HANDLER @@ -86,6 +88,7 @@ config RISCV select SPARSE_IRQ select SYSCTL_EXCEPTION_TRACE select THREAD_INFO_IN_TASK + select UACCESS_MEMCPY if !MMU config ARCH_MMAP_RND_BITS_MIN default 18 if 64BIT @@ -333,19 +336,6 @@ menu "Kernel features" source "kernel/Kconfig.hz" -config SECCOMP - bool "Enable seccomp to safely compute untrusted bytecode" - help - This kernel feature is useful for number crunching applications - that may need to compute untrusted bytecode during their - execution. By using pipes or other transports made available to - the process as file descriptors supporting the read/write - syscalls, it's possible to isolate those applications in - their own address space using seccomp. Once seccomp is - enabled via prctl(PR_SET_SECCOMP), it cannot be disabled - and the task is only allowed to execute a few safe syscalls - defined by each seccomp mode. - config RISCV_SBI_V01 bool "SBI v0.1 support" default y @@ -400,6 +390,28 @@ config CMDLINE_FORCE endchoice +config EFI_STUB + bool + +config EFI + bool "UEFI runtime support" + depends on OF + select LIBFDT + select UCS2_STRING + select EFI_PARAMS_FROM_FDT + select EFI_STUB + select EFI_GENERIC_STUB + select EFI_RUNTIME_WRAPPERS + select RISCV_ISA_C + depends on MMU + default y + help + This option provides support for runtime services provided + by UEFI firmware (such as non-volatile variables, realtime + clock, and platform reset). A UEFI stub is also provided to + allow the kernel to be booted as an EFI application. This + is only useful on systems that have UEFI firmware. + endmenu config BUILTIN_DTB @@ -412,3 +424,5 @@ menu "Power management options" source "kernel/power/Kconfig" endmenu + +source "drivers/firmware/Kconfig" |