select DMA_REMAP if MMU
select GENERIC_ATOMIC64
select GENERIC_IRQ_SHOW
+ select GENERIC_LIB_CMPDI2
+ select GENERIC_LIB_MULDI3
+ select GENERIC_LIB_UCMPDI2
select GENERIC_PCI_IOMAP
select GENERIC_SCHED_CLOCK
select HAVE_ARCH_AUDITSYSCALL
select HAVE_DMA_CONTIGUOUS
select HAVE_EXIT_THREAD
select HAVE_FUNCTION_TRACER
+ select HAVE_GCC_PLUGINS if GCC_VERSION >= 120000
select HAVE_HW_BREAKPOINT if PERF_EVENTS
select HAVE_IRQ_TIME_ACCOUNTING
select HAVE_PCI
config CPU_LITTLE_ENDIAN
def_bool !CPU_BIG_ENDIAN
+config CC_HAVE_CALL0_ABI
+ def_bool $(success,test "$(shell,echo __XTENSA_CALL0_ABI__ | $(CC) -mabi=call0 -E -P - 2>/dev/null)" = 1)
+
menu "Processor type and features"
choice
Say N if you want to disable CPU hotplug.
+config SECONDARY_RESET_VECTOR
+ bool "Secondary cores use alternative reset vector"
+ default y
+ depends on HAVE_SMP
+ help
+ Secondary cores may be configured to use alternative reset vector,
+ or all cores may use primary reset vector.
+ Say Y here to supply handler for the alternative reset location.
+
config FAST_SYSCALL_XTENSA
bool "Enable fast atomic syscalls"
default n
If unsure, say N.
+choice
+ prompt "Kernel ABI"
+ default KERNEL_ABI_DEFAULT
+ help
+ Select ABI for the kernel code. This ABI is independent of the
+ supported userspace ABI and any combination of the
+ kernel/userspace ABI is possible and should work.
+
+ In case both kernel and userspace support only call0 ABI
+ all register windows support code will be omitted from the
+ build.
+
+ If unsure, choose the default ABI.
+
+config KERNEL_ABI_DEFAULT
+ bool "Default ABI"
+ help
+ Select this option to compile kernel code with the default ABI
+ selected for the toolchain.
+ Normally cores with windowed registers option use windowed ABI and
+ cores without it use call0 ABI.
+
+config KERNEL_ABI_CALL0
+ bool "Call0 ABI" if CC_HAVE_CALL0_ABI
+ help
+ Select this option to compile kernel code with call0 ABI even with
+ toolchain that defaults to windowed ABI.
+ When this option is not selected the default toolchain ABI will
+ be used for the kernel code.
+
+endchoice
+
config USER_ABI_CALL0
bool