X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/55e303ae13a4cf49d70f2294092726f2fffb9ef2..d26ffc64f583ab2d29df48f13518685602bc8832:/bsd/dev/i386/sysctl.c diff --git a/bsd/dev/i386/sysctl.c b/bsd/dev/i386/sysctl.c index f25b64633..274e807c5 100644 --- a/bsd/dev/i386/sysctl.c +++ b/bsd/dev/i386/sysctl.c @@ -1,16 +1,19 @@ /* - * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2003-2018 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ - * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER @@ -20,119 +23,957 @@ * Please see the License for the specific language governing rights and * limitations under the License. * - * @APPLE_LICENSE_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ +#include #include #include #include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include + static int -hw_cpu_sysctl SYSCTL_HANDLER_ARGS +_i386_cpu_info SYSCTL_HANDLER_ARGS { - i386_cpu_info_t cpu_info; - void *ptr = (uint8_t *)&cpu_info + (uint32_t)arg1; + __unused struct sysctl_oid *unused_oidp = oidp; + void *ptr = arg1; int value; - cpuid_get_info(&cpu_info); + if (arg2 == -1) { + ptr = *(void **)ptr; + arg2 = 0; + } + + if (arg2 == 0 && ((char *)ptr)[0] == '\0') { + return ENOENT; + } if (arg2 == sizeof(uint8_t)) { value = (uint32_t) *(uint8_t *)ptr; ptr = &value; arg2 = sizeof(uint32_t); } - return SYSCTL_OUT(req, ptr, arg2 ? arg2 : strlen((char *)ptr)+1); - return 0; + return SYSCTL_OUT(req, ptr, arg2 ? (size_t) arg2 : strlen((char *)ptr)+1); +} + +static int +i386_cpu_info SYSCTL_HANDLER_ARGS +{ + void *ptr = (uint8_t *)cpuid_info() + (uintptr_t)arg1; + return _i386_cpu_info(oidp, ptr, arg2, req); +} + +static int +i386_cpu_info_nonzero SYSCTL_HANDLER_ARGS +{ + void *ptr = (uint8_t *)cpuid_info() + (uintptr_t)arg1; + int value = *(uint32_t *)ptr; + + if (value == 0) + return ENOENT; + + return _i386_cpu_info(oidp, ptr, arg2, req); } +static int +cpu_mwait SYSCTL_HANDLER_ARGS +{ + i386_cpu_info_t *cpu_info = cpuid_info(); + void *ptr = (uint8_t *)cpu_info->cpuid_mwait_leafp + (uintptr_t)arg1; + if (cpu_info->cpuid_mwait_leafp == NULL) + return ENOENT; + return _i386_cpu_info(oidp, ptr, arg2, req); +} + +static int +cpu_thermal SYSCTL_HANDLER_ARGS +{ + i386_cpu_info_t *cpu_info = cpuid_info(); + void *ptr = (uint8_t *)cpu_info->cpuid_thermal_leafp + (uintptr_t)arg1; + if (cpu_info->cpuid_thermal_leafp == NULL) + return ENOENT; + return _i386_cpu_info(oidp, ptr, arg2, req); +} + +static int +cpu_arch_perf SYSCTL_HANDLER_ARGS +{ + i386_cpu_info_t *cpu_info = cpuid_info(); + void *ptr = (uint8_t *)cpu_info->cpuid_arch_perf_leafp + (uintptr_t)arg1; + if (cpu_info->cpuid_arch_perf_leafp == NULL) + return ENOENT; + return _i386_cpu_info(oidp, ptr, arg2, req); +} + +static int +cpu_xsave SYSCTL_HANDLER_ARGS +{ + i386_cpu_info_t *cpu_info = cpuid_info(); + void *ptr = (uint8_t *)cpu_info->cpuid_xsave_leafp + (uintptr_t)arg1; + if (cpu_info->cpuid_xsave_leafp == NULL) + return ENOENT; + return _i386_cpu_info(oidp, ptr, arg2, req); +} + static int -hw_cpu_features SYSCTL_HANDLER_ARGS +cpu_features SYSCTL_HANDLER_ARGS { - i386_cpu_info_t cpu_info; - char buf[256]; - vm_size_t size; + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + char buf[512]; - cpuid_get_info(&cpu_info); buf[0] = '\0'; - cpuid_get_feature_names(cpu_info.cpuid_features, buf, sizeof(buf)); + cpuid_get_feature_names(cpuid_features(), buf, sizeof(buf)); return SYSCTL_OUT(req, buf, strlen(buf) + 1); } -SYSCTL_NODE(_machdep, OID_AUTO, cpu, CTLFLAG_RW, 0, +static int +cpu_extfeatures SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + char buf[512]; + + buf[0] = '\0'; + cpuid_get_extfeature_names(cpuid_extfeatures(), buf, sizeof(buf)); + + return SYSCTL_OUT(req, buf, strlen(buf) + 1); +} + +static int +cpu_leaf7_features SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + char buf[512]; + + uint32_t leaf7_features = cpuid_info()->cpuid_leaf7_features; + if (leaf7_features == 0) + return ENOENT; + + buf[0] = '\0'; + cpuid_get_leaf7_feature_names(leaf7_features, buf, sizeof(buf)); + + return SYSCTL_OUT(req, buf, strlen(buf) + 1); +} + +static int +cpu_logical_per_package SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + i386_cpu_info_t *cpu_info = cpuid_info(); + + if (!(cpuid_features() & CPUID_FEATURE_HTT)) + return ENOENT; + + return SYSCTL_OUT(req, &cpu_info->cpuid_logical_per_package, + sizeof(cpu_info->cpuid_logical_per_package)); +} + +static int +cpu_flex_ratio_desired SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + i386_cpu_info_t *cpu_info = cpuid_info(); + + if (cpu_info->cpuid_model != 26) + return ENOENT; + + return SYSCTL_OUT(req, &flex_ratio, sizeof(flex_ratio)); +} + +static int +cpu_flex_ratio_min SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + i386_cpu_info_t *cpu_info = cpuid_info(); + + if (cpu_info->cpuid_model != 26) + return ENOENT; + + return SYSCTL_OUT(req, &flex_ratio_min, sizeof(flex_ratio_min)); +} + +static int +cpu_flex_ratio_max SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + i386_cpu_info_t *cpu_info = cpuid_info(); + + if (cpu_info->cpuid_model != 26) + return ENOENT; + + return SYSCTL_OUT(req, &flex_ratio_max, sizeof(flex_ratio_max)); +} + +static int +cpu_ucode_update SYSCTL_HANDLER_ARGS +{ + __unused struct sysctl_oid *unused_oidp = oidp; + __unused void *unused_arg1 = arg1; + __unused int unused_arg2 = arg2; + uint64_t addr; + int error; + + error = SYSCTL_IN(req, &addr, sizeof(addr)); + if (error) + return error; + + int ret = ucode_interface(addr); + return ret; +} + +extern uint64_t panic_restart_timeout; +static int +panic_set_restart_timeout(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + int new_value = 0, old_value = 0, changed = 0, error; + uint64_t nstime; + + if (panic_restart_timeout) { + absolutetime_to_nanoseconds(panic_restart_timeout, &nstime); + old_value = nstime / NSEC_PER_SEC; + } + + error = sysctl_io_number(req, old_value, sizeof(int), &new_value, &changed); + if (error == 0 && changed) { + nanoseconds_to_absolutetime(((uint64_t)new_value) * NSEC_PER_SEC, &panic_restart_timeout); + } + return error; +} + +/* + * Populates the {CPU, vector, latency} triple for the maximum observed primary + * interrupt latency + */ +static int +misc_interrupt_latency_max(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + int changed = 0, error; + char buf[128]; + buf[0] = '\0'; + + interrupt_populate_latency_stats(buf, sizeof(buf)); + + error = sysctl_io_string(req, buf, sizeof(buf), 0, &changed); + + if (error == 0 && changed) { + interrupt_reset_latency_stats(); + } + + return error; +} + +#if DEVELOPMENT || DEBUG +/* + * Triggers a machine-check exception - for a suitably configured kernel only. + */ +extern void mca_exception_panic(void); +static int +misc_machine_check_panic(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + int changed = 0, error; + char buf[128]; + buf[0] = '\0'; + + error = sysctl_io_string(req, buf, sizeof(buf), 0, &changed); + + if (error == 0 && changed) { + mca_exception_panic(); + } + return error; +} + +/* + * Triggers a non-responsive processor timeout panic - for a suitably configured kernel only. + */ +static uint64_t kernel_timeout_spin = 0; +static int +misc_kernel_timeout_spin(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + uint64_t old_value; + uint64_t new_value; + int changed = 0, error; + char buf[128]; + buf[0] = '\0'; + + absolutetime_to_nanoseconds(kernel_timeout_spin, &old_value); + + error = sysctl_io_number(req, old_value, sizeof(uint64_t), &new_value, &changed); + if (error == 0 && changed) { + nanoseconds_to_absolutetime(((uint64_t)new_value), &kernel_timeout_spin); + kernel_spin(kernel_timeout_spin); + } + return error; +} +#endif /* DEVELOPMENT || DEBUG */ + + +SYSCTL_NODE(_machdep, OID_AUTO, cpu, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "CPU info"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, vendor, CTLTYPE_STRING | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, max_basic, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_max_basic),sizeof(uint32_t), + i386_cpu_info, "IU", "Max Basic Information value"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, max_ext, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_max_ext), sizeof(uint32_t), + i386_cpu_info, "IU", "Max Extended Function Information value"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, vendor, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_vendor), 0, - hw_cpu_sysctl, "A", "CPU vendor"); + i386_cpu_info, "A", "CPU vendor"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, brand_string, CTLTYPE_STRING | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, brand_string, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_brand_string), 0, - hw_cpu_sysctl, "A", "CPU brand string"); - -SYSCTL_PROC(_machdep_cpu, OID_AUTO, value, CTLTYPE_INT | CTLFLAG_RD, - (void *)offsetof(i386_cpu_info_t, cpuid_value), sizeof(uint32_t), - hw_cpu_sysctl, "I", "CPU value"); + i386_cpu_info, "A", "CPU brand string"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, family, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, family, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_family), sizeof(uint8_t), - hw_cpu_sysctl, "I", "CPU family"); + i386_cpu_info, "I", "CPU family"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, model, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, model, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_model), sizeof(uint8_t), - hw_cpu_sysctl, "I", "CPU model"); + i386_cpu_info, "I", "CPU model"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, extmodel, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, extmodel, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_extmodel), sizeof(uint8_t), - hw_cpu_sysctl, "I", "CPU extended model"); + i386_cpu_info, "I", "CPU extended model"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, extfamily, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, extfamily, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_extfamily), sizeof(uint8_t), - hw_cpu_sysctl, "I", "CPU extended family"); + i386_cpu_info, "I", "CPU extended family"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, stepping, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, stepping, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_stepping), sizeof(uint8_t), - hw_cpu_sysctl, "I", "CPU stepping"); + i386_cpu_info, "I", "CPU stepping"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, feature_bits, CTLTYPE_INT | CTLFLAG_RD, - (void *)offsetof(i386_cpu_info_t, cpuid_features), sizeof(uint32_t), - hw_cpu_sysctl, "I", "CPU features"); +SYSCTL_PROC(_machdep_cpu, OID_AUTO, feature_bits, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_features), sizeof(uint64_t), + i386_cpu_info, "IU", "CPU features"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, signature, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, leaf7_feature_bits, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_leaf7_features), + sizeof(uint32_t), + i386_cpu_info_nonzero, "IU", "CPU Leaf7 features"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, extfeature_bits, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_extfeatures), sizeof(uint64_t), + i386_cpu_info, "IU", "CPU extended features"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, signature, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_signature), sizeof(uint32_t), - hw_cpu_sysctl, "I", "CPU signature"); + i386_cpu_info, "I", "CPU signature"); -SYSCTL_PROC(_machdep_cpu, OID_AUTO, brand, CTLTYPE_INT | CTLFLAG_RD, +SYSCTL_PROC(_machdep_cpu, OID_AUTO, brand, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, (void *)offsetof(i386_cpu_info_t, cpuid_brand), sizeof(uint8_t), - hw_cpu_sysctl, "I", "CPU brand"); + i386_cpu_info, "I", "CPU brand"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, features, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_features, "A", "CPU feature names"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, leaf7_features, + CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_leaf7_features, "A", "CPU Leaf7 feature names"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, extfeatures, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_extfeatures, "A", "CPU extended feature names"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, logical_per_package, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_logical_per_package, "I", "CPU logical cpus per package"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, cores_per_package, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_cores_per_package), + sizeof(uint32_t), + i386_cpu_info, "I", "CPU cores per package"); -#if 0 -SYSCTL_PROC(_machdep_cpu, OID_AUTO, model_string, CTLTYPE_STRING | CTLFLAG_RD, - (void *)offsetof(i386_cpu_info_t, model_string), 0, - hw_cpu_sysctl, "A", "CPU model string"); +SYSCTL_PROC(_machdep_cpu, OID_AUTO, microcode_version, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_microcode_version), + sizeof(uint32_t), + i386_cpu_info, "I", "Microcode version number"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, processor_flag, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_processor_flag), + sizeof(uint32_t), + i386_cpu_info, "I", "CPU processor flag"); + + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, mwait, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "mwait"); + +SYSCTL_PROC(_machdep_cpu_mwait, OID_AUTO, linesize_min, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_mwait_leaf_t, linesize_min), + sizeof(uint32_t), + cpu_mwait, "I", "Monitor/mwait minimum line size"); + +SYSCTL_PROC(_machdep_cpu_mwait, OID_AUTO, linesize_max, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_mwait_leaf_t, linesize_max), + sizeof(uint32_t), + cpu_mwait, "I", "Monitor/mwait maximum line size"); + +SYSCTL_PROC(_machdep_cpu_mwait, OID_AUTO, extensions, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_mwait_leaf_t, extensions), + sizeof(uint32_t), + cpu_mwait, "I", "Monitor/mwait extensions"); + +SYSCTL_PROC(_machdep_cpu_mwait, OID_AUTO, sub_Cstates, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_mwait_leaf_t, sub_Cstates), + sizeof(uint32_t), + cpu_mwait, "I", "Monitor/mwait sub C-states"); + + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, thermal, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "thermal"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, sensor, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, sensor), + sizeof(boolean_t), + cpu_thermal, "I", "Thermal sensor present"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, dynamic_acceleration, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, dynamic_acceleration), + sizeof(boolean_t), + cpu_thermal, "I", "Dynamic Acceleration Technology (Turbo Mode)"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, invariant_APIC_timer, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, invariant_APIC_timer), + sizeof(boolean_t), + cpu_thermal, "I", "Invariant APIC Timer"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, thresholds, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, thresholds), + sizeof(uint32_t), + cpu_thermal, "I", "Number of interrupt thresholds"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, ACNT_MCNT, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, ACNT_MCNT), + sizeof(boolean_t), + cpu_thermal, "I", "ACNT_MCNT capability"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, core_power_limits, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, core_power_limits), + sizeof(boolean_t), + cpu_thermal, "I", "Power Limit Notifications at a Core Level"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, fine_grain_clock_mod, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, fine_grain_clock_mod), + sizeof(boolean_t), + cpu_thermal, "I", "Fine Grain Clock Modulation"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, package_thermal_intr, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, package_thermal_intr), + sizeof(boolean_t), + cpu_thermal, "I", "Package Thermal interrupt and Status"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, hardware_feedback, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, hardware_feedback), + sizeof(boolean_t), + cpu_thermal, "I", "Hardware Coordination Feedback"); + +SYSCTL_PROC(_machdep_cpu_thermal, OID_AUTO, energy_policy, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_thermal_leaf_t, energy_policy), + sizeof(boolean_t), + cpu_thermal, "I", "Energy Efficient Policy Support"); + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, xsave, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "xsave"); + +SYSCTL_PROC(_machdep_cpu_xsave, OID_AUTO, extended_state, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *) 0, + sizeof(cpuid_xsave_leaf_t), + cpu_xsave, "IU", "XSAVE Extended State Main Leaf"); + +SYSCTL_PROC(_machdep_cpu_xsave, OID_AUTO, extended_state1, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *) sizeof(cpuid_xsave_leaf_t), + sizeof(cpuid_xsave_leaf_t), + cpu_xsave, "IU", "XSAVE Extended State Sub-leaf 1"); + + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, arch_perf, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "arch_perf"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, version, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, version), + sizeof(uint8_t), + cpu_arch_perf, "I", "Architectural Performance Version Number"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, number, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, number), + sizeof(uint8_t), + cpu_arch_perf, "I", "Number of counters per logical cpu"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, width, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, width), + sizeof(uint8_t), + cpu_arch_perf, "I", "Bit width of counters"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, events_number, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, events_number), + sizeof(uint8_t), + cpu_arch_perf, "I", "Number of monitoring events"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, events, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, events), + sizeof(uint32_t), + cpu_arch_perf, "I", "Bit vector of events"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, fixed_number, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, fixed_number), + sizeof(uint8_t), + cpu_arch_perf, "I", "Number of fixed-function counters"); + +SYSCTL_PROC(_machdep_cpu_arch_perf, OID_AUTO, fixed_width, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(cpuid_arch_perf_leaf_t, fixed_width), + sizeof(uint8_t), + cpu_arch_perf, "I", "Bit-width of fixed-function counters"); + + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, cache, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "cache"); + +SYSCTL_PROC(_machdep_cpu_cache, OID_AUTO, linesize, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_cache_linesize), + sizeof(uint32_t), + i386_cpu_info, "I", "Cacheline size"); + +SYSCTL_PROC(_machdep_cpu_cache, OID_AUTO, L2_associativity, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_cache_L2_associativity), + sizeof(uint32_t), + i386_cpu_info, "I", "L2 cache associativity"); + +SYSCTL_PROC(_machdep_cpu_cache, OID_AUTO, size, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_cache_size), + sizeof(uint32_t), + i386_cpu_info, "I", "Cache size (in Kbytes)"); + + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, tlb, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "tlb"); +SYSCTL_NODE(_machdep_cpu_tlb, OID_AUTO, inst, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "inst"); +SYSCTL_NODE(_machdep_cpu_tlb, OID_AUTO, data, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "data"); + +SYSCTL_PROC(_machdep_cpu_tlb_inst, OID_AUTO, small, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, + cpuid_tlb[TLB_INST][TLB_SMALL][0]), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of small page instruction TLBs"); + +SYSCTL_PROC(_machdep_cpu_tlb_data, OID_AUTO, small, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, + cpuid_tlb[TLB_DATA][TLB_SMALL][0]), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of small page data TLBs (1st level)"); + +SYSCTL_PROC(_machdep_cpu_tlb_data, OID_AUTO, small_level1, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, + cpuid_tlb[TLB_DATA][TLB_SMALL][1]), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of small page data TLBs (2nd level)"); + +SYSCTL_PROC(_machdep_cpu_tlb_inst, OID_AUTO, large, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, + cpuid_tlb[TLB_INST][TLB_LARGE][0]), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of large page instruction TLBs"); + +SYSCTL_PROC(_machdep_cpu_tlb_data, OID_AUTO, large, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, + cpuid_tlb[TLB_DATA][TLB_LARGE][0]), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of large page data TLBs (1st level)"); + +SYSCTL_PROC(_machdep_cpu_tlb_data, OID_AUTO, large_level1, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, + cpuid_tlb[TLB_DATA][TLB_LARGE][1]), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of large page data TLBs (2nd level)"); + +SYSCTL_PROC(_machdep_cpu_tlb, OID_AUTO, shared, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_stlb), + sizeof(uint32_t), + i386_cpu_info_nonzero, "I", + "Number of shared TLBs"); + + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, address_bits, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "address_bits"); + +SYSCTL_PROC(_machdep_cpu_address_bits, OID_AUTO, physical, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_address_bits_physical), + sizeof(uint32_t), + i386_cpu_info, "I", "Number of physical address bits"); + +SYSCTL_PROC(_machdep_cpu_address_bits, OID_AUTO, virtual, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_address_bits_virtual), + sizeof(uint32_t), + i386_cpu_info, "I", "Number of virtual address bits"); + + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, core_count, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, core_count), + sizeof(uint32_t), + i386_cpu_info, "I", "Number of enabled cores per package"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, thread_count, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, thread_count), + sizeof(uint32_t), + i386_cpu_info, "I", "Number of enabled threads per package"); + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, flex_ratio, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "Flex ratio"); + +SYSCTL_PROC(_machdep_cpu_flex_ratio, OID_AUTO, desired, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_flex_ratio_desired, "I", "Flex ratio desired (0 disabled)"); + +SYSCTL_PROC(_machdep_cpu_flex_ratio, OID_AUTO, min, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_flex_ratio_min, "I", "Flex ratio min (efficiency)"); + +SYSCTL_PROC(_machdep_cpu_flex_ratio, OID_AUTO, max, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + 0, 0, + cpu_flex_ratio_max, "I", "Flex ratio max (non-turbo)"); + +SYSCTL_PROC(_machdep_cpu, OID_AUTO, ucupdate, + CTLTYPE_INT | CTLFLAG_WR | CTLFLAG_LOCKED, 0, 0, + cpu_ucode_update, "S", "Microcode update interface"); + +SYSCTL_NODE(_machdep_cpu, OID_AUTO, tsc_ccc, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "TSC/CCC frequency information"); + +SYSCTL_PROC(_machdep_cpu_tsc_ccc, OID_AUTO, numerator, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_tsc_leaf.numerator), + sizeof(uint32_t), + i386_cpu_info, "I", "Numerator of TSC/CCC ratio"); + +SYSCTL_PROC(_machdep_cpu_tsc_ccc, OID_AUTO, denominator, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_LOCKED, + (void *)offsetof(i386_cpu_info_t, cpuid_tsc_leaf.denominator), + sizeof(uint32_t), + i386_cpu_info, "I", "Denominator of TSC/CCC ratio"); + +static const uint32_t apic_timer_vector = (LAPIC_DEFAULT_INTERRUPT_BASE + LAPIC_TIMER_INTERRUPT); +static const uint32_t apic_IPI_vector = (LAPIC_DEFAULT_INTERRUPT_BASE + LAPIC_INTERPROCESSOR_INTERRUPT); + +SYSCTL_NODE(_machdep, OID_AUTO, vectors, CTLFLAG_RD | CTLFLAG_LOCKED, 0, + "Interrupt vector assignments"); + +SYSCTL_UINT (_machdep_vectors, OID_AUTO, timer, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, __DECONST(uint32_t *,&apic_timer_vector), 0, ""); +SYSCTL_UINT (_machdep_vectors, OID_AUTO, IPI, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, __DECONST(uint32_t *,&apic_IPI_vector), 0, ""); + +uint64_t pmap_pv_hashlist_walks; +uint64_t pmap_pv_hashlist_cnts; +uint32_t pmap_pv_hashlist_max; +uint32_t pmap_kernel_text_ps = PAGE_SIZE; +extern uint32_t pv_hashed_kern_low_water_mark; + +/*extern struct sysctl_oid_list sysctl__machdep_pmap_children;*/ + +SYSCTL_NODE(_machdep, OID_AUTO, pmap, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "PMAP info"); + +SYSCTL_QUAD (_machdep_pmap, OID_AUTO, hashwalks, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &pmap_pv_hashlist_walks, ""); +SYSCTL_QUAD (_machdep_pmap, OID_AUTO, hashcnts, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &pmap_pv_hashlist_cnts, ""); +SYSCTL_INT (_machdep_pmap, OID_AUTO, hashmax, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &pmap_pv_hashlist_max, 0, ""); +SYSCTL_INT (_machdep_pmap, OID_AUTO, kernel_text_ps, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &pmap_kernel_text_ps, 0, ""); +SYSCTL_INT (_machdep_pmap, OID_AUTO, kern_pv_reserve, CTLFLAG_RW | CTLFLAG_KERN | CTLFLAG_LOCKED, &pv_hashed_kern_low_water_mark, 0, ""); + +SYSCTL_NODE(_machdep, OID_AUTO, memmap, CTLFLAG_RD|CTLFLAG_LOCKED, NULL, "physical memory map"); + +uint64_t firmware_Conventional_bytes = 0; +uint64_t firmware_RuntimeServices_bytes = 0; +uint64_t firmware_ACPIReclaim_bytes = 0; +uint64_t firmware_ACPINVS_bytes = 0; +uint64_t firmware_PalCode_bytes = 0; +uint64_t firmware_Reserved_bytes = 0; +uint64_t firmware_Unusable_bytes = 0; +uint64_t firmware_other_bytes = 0; + +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, Conventional, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_Conventional_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, RuntimeServices, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_RuntimeServices_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, ACPIReclaim, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_ACPIReclaim_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, ACPINVS, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_ACPINVS_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, PalCode, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_PalCode_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, Reserved, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_Reserved_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, Unusable, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_Unusable_bytes, ""); +SYSCTL_QUAD(_machdep_memmap, OID_AUTO, Other, CTLFLAG_RD|CTLFLAG_LOCKED, &firmware_other_bytes, ""); + +SYSCTL_NODE(_machdep, OID_AUTO, tsc, CTLFLAG_RD|CTLFLAG_LOCKED, NULL, "Timestamp counter parameters"); + +SYSCTL_QUAD(_machdep_tsc, OID_AUTO, frequency, + CTLFLAG_RD|CTLFLAG_LOCKED, &tscFreq, ""); + +extern uint32_t deep_idle_rebase; +SYSCTL_UINT(_machdep_tsc, OID_AUTO, deep_idle_rebase, + CTLFLAG_RD|CTLFLAG_LOCKED, &deep_idle_rebase, 0, ""); +SYSCTL_QUAD(_machdep_tsc, OID_AUTO, at_boot, + CTLFLAG_RD|CTLFLAG_LOCKED, &tsc_at_boot, ""); +SYSCTL_QUAD(_machdep_tsc, OID_AUTO, rebase_abs_time, + CTLFLAG_RD|CTLFLAG_LOCKED, &tsc_rebase_abs_time, ""); + +SYSCTL_NODE(_machdep_tsc, OID_AUTO, nanotime, + CTLFLAG_RD|CTLFLAG_LOCKED, NULL, "TSC to ns conversion"); +SYSCTL_QUAD(_machdep_tsc_nanotime, OID_AUTO, tsc_base, + CTLFLAG_RD | CTLFLAG_LOCKED, + __DECONST(uint64_t *, &pal_rtc_nanotime_info.tsc_base), ""); +SYSCTL_QUAD(_machdep_tsc_nanotime, OID_AUTO, ns_base, + CTLFLAG_RD | CTLFLAG_LOCKED, + __DECONST(uint64_t *, &pal_rtc_nanotime_info.ns_base), ""); +SYSCTL_UINT(_machdep_tsc_nanotime, OID_AUTO, scale, + CTLFLAG_RD | CTLFLAG_LOCKED, + __DECONST(uint32_t *, &pal_rtc_nanotime_info.scale), 0, ""); +SYSCTL_UINT(_machdep_tsc_nanotime, OID_AUTO, shift, + CTLFLAG_RD | CTLFLAG_LOCKED, + __DECONST(uint32_t *, &pal_rtc_nanotime_info.shift), 0, ""); +SYSCTL_UINT(_machdep_tsc_nanotime, OID_AUTO, generation, + CTLFLAG_RD | CTLFLAG_LOCKED, + __DECONST(uint32_t *, &pal_rtc_nanotime_info.generation), 0, ""); + +SYSCTL_NODE(_machdep, OID_AUTO, misc, CTLFLAG_RW|CTLFLAG_LOCKED, 0, + "Miscellaneous x86 kernel parameters"); + +#if (DEVELOPMENT || DEBUG) +extern uint32_t mp_interrupt_watchdog_events; +SYSCTL_UINT(_machdep_misc, OID_AUTO, interrupt_watchdog_events, + CTLFLAG_RW|CTLFLAG_LOCKED, &mp_interrupt_watchdog_events, 0, ""); #endif -SYSCTL_PROC(_machdep_cpu, OID_AUTO, features, CTLTYPE_STRING | CTLFLAG_RD, + +SYSCTL_PROC(_machdep_misc, OID_AUTO, panic_restart_timeout, + CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_LOCKED, + 0, 0, + panic_set_restart_timeout, "I", "Panic restart timeout in seconds"); + +SYSCTL_PROC(_machdep_misc, OID_AUTO, interrupt_latency_max, + CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_LOCKED, + 0, 0, + misc_interrupt_latency_max, "A", "Maximum Interrupt latency"); + +#if DEVELOPMENT || DEBUG +SYSCTL_PROC(_machdep_misc, OID_AUTO, machine_check_panic, + CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_LOCKED, + 0, 0, + misc_machine_check_panic, "A", "Machine-check exception test"); + +SYSCTL_PROC(_machdep_misc, OID_AUTO, kernel_timeout_spin, + CTLTYPE_QUAD | CTLFLAG_RW | CTLFLAG_LOCKED, + 0, sizeof(kernel_timeout_spin), + misc_kernel_timeout_spin, "Q", "Kernel timeout panic test"); + +SYSCTL_QUAD(_machdep, OID_AUTO, reportphyreadabs, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &reportphyreaddelayabs, ""); +SYSCTL_INT(_machdep, OID_AUTO, reportphyreadosbt, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &reportphyreadosbt, 0, ""); +SYSCTL_INT(_machdep, OID_AUTO, phyreaddelaypanic, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &phyreadpanic, 0, ""); + +extern int pmap_pagezero_mitigation; +extern int pmap_asserts_enabled, pmap_asserts_traced; +/* On DEV/DEBUG kernels, clear this to disable the SMAP emulation + * (address space disconnect) for pagezero-less processes. + */ +SYSCTL_INT(_machdep, OID_AUTO, pmap_pagezero_mitigation, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &pmap_pagezero_mitigation, 0, ""); +/* Toggle pmap assertions */ +SYSCTL_INT(_machdep, OID_AUTO, pmap_asserts, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &pmap_asserts_enabled, 0, ""); +/* Transform pmap assertions into kernel trace terminations */ +SYSCTL_INT(_machdep, OID_AUTO, pmap_asserts_traced, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &pmap_asserts_traced, 0, ""); + +static int +misc_svisor_read(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + uint64_t new_value = 0, old_value = 0; + int changed = 0, error; + + error = sysctl_io_number(req, old_value, sizeof(uint64_t), &new_value, &changed); + if ((error == 0) && changed) { + volatile uint32_t *raddr = (uint32_t *) new_value; + printf("Supervisor: value at 0x%llx is 0x%x\n", new_value, *raddr); + } + return error; +} + +SYSCTL_PROC(_machdep_misc, OID_AUTO, misc_svisor_read, + CTLTYPE_QUAD | CTLFLAG_RW | CTLFLAG_LOCKED, + 0, 0, + misc_svisor_read, "I", "supervisor mode read"); + +#endif /* DEVELOPMENT || DEBUG */ + +extern void timer_queue_trace_cpu(int); +static int +misc_timer_queue_trace(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + int changed = 0, error; + char buf[128]; + buf[0] = '\0'; + + error = sysctl_io_string(req, buf, sizeof(buf), 0, &changed); + + if (error == 0 && changed) { + timer_queue_trace_cpu(0); + } + return error; +} + +SYSCTL_PROC(_machdep_misc, OID_AUTO, timer_queue_trace, + CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_LOCKED, 0, 0, - hw_cpu_features, "A", "CPU feature names"); - - -struct sysctl_oid *machdep_sysctl_list[] = -{ - &sysctl__machdep_cpu, - &sysctl__machdep_cpu_vendor, - &sysctl__machdep_cpu_brand_string, - &sysctl__machdep_cpu_value, - &sysctl__machdep_cpu_family, - &sysctl__machdep_cpu_model, - &sysctl__machdep_cpu_extmodel, - &sysctl__machdep_cpu_extfamily, - &sysctl__machdep_cpu_feature_bits, - &sysctl__machdep_cpu_stepping, - &sysctl__machdep_cpu_signature, - &sysctl__machdep_cpu_brand, - &sysctl__machdep_cpu_features, - (struct sysctl_oid *) 0 -}; + misc_timer_queue_trace, "A", "Cut timer queue tracepoint"); + +extern long NMI_count; +extern void NMI_cpus(void); +static int +misc_nmis(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) +{ + int new = 0, old = 0, changed = 0, error; + + old = NMI_count; + + error = sysctl_io_number(req, old, sizeof(int), &new, &changed); + if (error == 0 && changed) { + NMI_cpus(); + } + + return error; +} + +SYSCTL_PROC(_machdep_misc, OID_AUTO, nmis, + CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_LOCKED, + 0, 0, + misc_nmis, "I", "Report/increment NMI count"); + +/* Parameters related to timer coalescing tuning, to be replaced + * with a dedicated systemcall in the future. + */ +/* Enable processing pending timers in the context of any other interrupt */ +SYSCTL_INT(_kern, OID_AUTO, interrupt_timer_coalescing_enabled, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &interrupt_timer_coalescing_enabled, 0, ""); +/* Upon entering idle, process pending timers with HW deadlines + * this far in the future. + */ +SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_idle_entry_hard_deadline_max, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &idle_entry_timer_processing_hdeadline_threshold, 0, ""); + +/* Track potentially expensive eager timer evaluations on QoS tier + * switches. + */ +extern uint32_t ml_timer_eager_evaluations; + +SYSCTL_INT(_machdep, OID_AUTO, eager_timer_evaluations, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &ml_timer_eager_evaluations, 0, ""); + +extern uint64_t ml_timer_eager_evaluation_max; + +SYSCTL_QUAD(_machdep, OID_AUTO, eager_timer_evaluation_max, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &ml_timer_eager_evaluation_max, ""); +extern uint64_t x86_isr_fp_simd_use; +SYSCTL_QUAD(_machdep, OID_AUTO, x86_fp_simd_isr_uses, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &x86_isr_fp_simd_use, ""); +#if DEVELOPMENT || DEBUG + +extern int plctrace_enabled; + +SYSCTL_INT(_machdep, OID_AUTO, pltrace, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &plctrace_enabled, 0, ""); + +extern int fpsimd_fault_popc; +SYSCTL_INT(_machdep, OID_AUTO, fpsimd_fault_popc, + CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED, + &fpsimd_fault_popc, 0, ""); +#endif /* DEVELOPMENT || DEBUG */