# configurations.
#
#######################################################################
+# SYSTEM SIZE CONFIGURATION (select exactly one)
+#
+# xlarge = extra large scale system configuration
+# large = large scale system configuration
+# medium = medium scale system configuration
+# small = small scale system configuration
+# xsmall = extra small scale system configuration
+# bsmall = special extra small scale system configuration
+#
+#######################################################################
#
# Basic compilation options.
#
# option should be on.
#
options MACH_KERNEL
-options MACH_PAGEMAP
+options MACH_PAGEMAP # <mach_pagemap>
options MACH_LOAD
options MACH_RT
options TASK_SWAPPER # <task_swapper_disabled>
# consistency of various algorithms in the kernel. The performance impact
# of this option is significant.
#
-options MACH_ASSERT # # <debug>
+options MACH_ASSERT # # <mach_assert>
#
# MACH_DEBUG enables the mach_debug_server, a message interface used to
# retrieve or control various statistics. This interface may expose data
# Other options here enable information retrieval for specific subsystems
#
options MACH_DEBUG # #
+options MACH_IPC_DEBUG # #
#
-options MACH_IPC_DEBUG # # <debug>
options MACH_VM_DEBUG # # <debug>
#
# MACH_MP_DEBUG control the possible dead locks that may occur by controlling
# operations on each element.
#
options ZONE_DEBUG # # <debug>
+
+options CONFIG_ZLEAKS # Live zone leak debugging # <zleaks>
+
+#
+options ZONE_ALIAS_ADDR # # <zone_alias_addr>
+
+
+#
+# CONFIG_TASK_ZONE_INFO allows per-task zone information to be extracted
+# Primarily useful for xnu debug and development.
+#
+options CONFIG_TASK_ZONE_INFO # <task_zone_info>
+#
+# CONFIG_DEBUGGER_FOR_ZONE_INFO restricts zone info so that it is only
+# available when the kernel is being debugged.
+#
+options CONFIG_DEBUGGER_FOR_ZONE_INFO # <debugger_for_zone_info>
#
# XPR_DEBUG enables the gathering of data through the XPR macros inserted
# into various subsystems. This option is normally only enabled for
options MACH_LDEBUG # # <debug>
#
-#
+# configuration option for full, partial, or no kernel debug event tracing
#
-options KDEBUG # kernel tracing # <kdebug>
+options KDEBUG # kernel tracing # <kdebug>
+options IST_KDEBUG # limited tracing # <ist_kdebug>
+options NO_KDEBUG # no kernel tracing # <no_kdebug>
+
+#
+# CONFIG_DTRACE enables code needed to support DTrace. Currently this is
+# only used for delivery of traps/interrupts to DTrace.
+#
+options CONFIG_DTRACE # # <config_dtrace>
-#
# MACH_COUNTERS enables code that handles various counters in the system.
#
options MACH_COUNTERS # # <debug>
-options UPL_DEBUG # # <debug>
+# DEVELOPMENT define for development builds
+options DEVELOPMENT # dev kernel # <development>
##########################################################
#
#
##########################################################
#
-# MACH_PROF enables the profiling server, a message interface used to
-# retrieve profiling statistics.
-#
-#options MACH_PROF # # <mach_prof>
-#
# MACH_IPC_STATS controls the collection of statistics in the MACH IPC
# subsystem.
#
#
options MACH_COUNTERS # # <stats>
+#
+# configuration option for including cypto code
+#
+options CRYPTO # <crypto>
+
+# HIBERNATION - include hibernation code
+#
+options HIBERNATION # # <hibernation>
+
+# CONFIG_SLEEP - include sleep power state code
+#
+options CONFIG_SLEEP # # <config_sleep>
+
+# CONFIG_KEXT_BASEMENT - alloc post boot loaded kexts after prelinked kexts
+#
+options CONFIG_KEXT_BASEMENT # # <config_kext_basement>
+
+
+#
+# configurable kernel related resources (CONFIG_THREAD_MAX needs to stay in
+# sync with bsd/conf/MASTER until we fix the config system... todo XXX
+#
+options CONFIG_THREAD_MAX=2560 # <medium,large,xlarge>
+options CONFIG_THREAD_MAX=1536 # <small,xsmall>
+options CONFIG_THREAD_MAX=1024 # <bsmall>
+
+options CONFIG_TASK_MAX=1024 # <medium,large,xlarge>
+options CONFIG_TASK_MAX=768 # <small,xsmall>
+options CONFIG_TASK_MAX=512 # <bsmall>
+
+options CONFIG_ZONE_MAP_MIN=12582912 # <medium,large,xlarge>
+options CONFIG_ZONE_MAP_MIN=6291456 # <small,xsmall>
+options CONFIG_ZONE_MAP_MIN=1048576 # <bsmall>
+
+# Sizes must be a power of two for the zhash to
+# be able to just mask off bits instead of mod
+options CONFIG_ZLEAK_ALLOCATION_MAP_NUM=16384 #<medium,large,xlarge>
+options CONFIG_ZLEAK_ALLOCATION_MAP_NUM=8192 #<small,xsmall,bsmall>
+options CONFIG_ZLEAK_TRACE_MAP_NUM=8192 #<medium,large,xlarge>
+options CONFIG_ZLEAK_TRACE_MAP_NUM=4096 #<small,xsmall,bsmall>
+
+#
+# configurable kernel - use these options to strip strings from panic
+# and printf calls.
+# no_panic_str - saves around 50K of kernel footprint.
+# no_printf_str - saves around 45K of kernel footprint.
+#
+options CONFIG_NO_PANIC_STRINGS # <no_panic_str>
+options CONFIG_NO_PRINTF_STRINGS # <no_printf_str>
+options CONFIG_NO_KPRINTF_STRINGS # <no_kprintf_str>
+
+# support dynamic signing of code
+#
+options CONFIG_DYNAMIC_CODE_SIGNING # <dynamic_codesigning>
+
+# vc_progress_white - make the progress gear white instead of black
+options CONFIG_VC_PROGRESS_WHITE # <vc_progress_white>
+
+# secure_kernel - secure kernel from user programs
+options SECURE_KERNEL # <secure_kernel>
+
+#
+# Context switched counters
+#
+options CONFIG_COUNTERS # <config_counters>
+
+#
+# Timeshare scheduler implementations
+#
+options CONFIG_SCHED_TRADITIONAL # <config_sched_traditional>
+options CONFIG_SCHED_PROTO # <config_sched_proto>
+options CONFIG_SCHED_GRRR # <config_sched_grrr>
+options CONFIG_SCHED_FIXEDPRIORITY # <config_sched_fixedpriority>
+options CONFIG_SCHED_GRRR_CORE # <config_sched_grrr,config_sched_fixedpriority>
+
+options CONFIG_SCHED_IDLE_IN_PLACE # <config_sched_idle_in_place>
+options CONFIG_GZALLOC # <config_gzalloc>
+#
+# enable per-process memory priority tracking
+#
+options CONFIG_MEMORYSTATUS # <memorystatus>
+
+#
+# enable jetsam - used on embedded
+#
+options CONFIG_JETSAM # <jetsam>
+
+#
+# enable freezing of suspended processes - used on embedded
+#
+options CONFIG_FREEZE # <freeze>
+
+options CHECK_CS_VALIDATION_BITMAP # <config_cs_validation_bitmap>
+
+#
+# Enable dispatch of memory pressure events from the vm_pageout_garbage_collect thread
+#
+options VM_PRESSURE_EVENTS # <vm_pressure_events>
+
+#
+# Enable inheritance of importance through specially marked mach ports and for file locks
+# For now debug is enabled wherever inheritance is
+#
+options IMPORTANCE_INHERITANCE # <importance_inheritance>
+options IMPORTANCE_DEBUG # <importance_inheritance>
+
+# Enable allocation of contiguous physical memory through vm_map_enter_cpm()
+options VM_CPM # <vm_cpm>
+
+options CONFIG_SKIP_PRECISE_USER_KERNEL_TIME # <config_skip_precise_user_kernel_time>
+
+options CONFIG_TELEMETRY # <config_telemetry>
+
+#
+# Switch to disable cpu, wakeup and high memory watermark monitors
+#
+options CONFIG_NOMONITORS # <config_nomonitors>
+
+#
+# In-kernel tests
+#
+options CONFIG_IN_KERNEL_TESTS # <in_kernel_tests>
+
projects / apple / xnu.git / blobdiff