xnu-2422.115.4.tar.gz

[apple/xnu.git] / bsd / dev / i386 / sysctl.c

diff --git a/bsd/dev/i386/sysctl.c b/bsd/dev/i386/sysctl.c
index 339b7819f2c0b921dfd5ad3bf8ad37f321a39df3..d96ceb1c0c714017928b4bb3143bfd553ef34692 100644 (file)
--- a/bsd/dev/i386/sysctl.c
+++ b/bsd/dev/i386/sysctl.c
@@ -1,14 +1,19 @@
 /*
 /*

- * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2003-2011 Apple Inc. All rights reserved.

  *
  *

- * @APPLE_LICENSE_HEADER_START@
+ * @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
  * 
  * 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
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER


@@ -18,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
  * 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 <string.h>
  */
 
 #include <string.h>


@@ -26,17 +31,24 @@
 #include <sys/kernel.h>
 #include <sys/sysctl.h>
 #include <i386/cpuid.h>
 #include <sys/kernel.h>
 #include <sys/sysctl.h>
 #include <i386/cpuid.h>

+#include <i386/tsc.h>
+#include <i386/machine_routines.h>
+#include <i386/pal_routines.h>
+#include <i386/ucode.h>
+#include <kern/clock.h>
+#include <libkern/libkern.h>
+#include <i386/lapic.h>
+

 
 static int
 
 static int

-hw_cpu_sysctl SYSCTL_HANDLER_ARGS
+_i386_cpu_info SYSCTL_HANDLER_ARGS

 {
     __unused struct sysctl_oid *unused_oidp = oidp;
 {
     __unused struct sysctl_oid *unused_oidp = oidp;

-    i386_cpu_info_t *cpu_info = cpuid_info();
-    void *ptr = (uint8_t *)cpu_info + (uint32_t)arg1;
+    void *ptr = arg1;

     int value;
 
     if (arg2 == -1) {
     int value;
 
     if (arg2 == -1) {

-        ptr = *(char **)ptr;
+        ptr = *(void **)ptr;

         arg2 = 0;
     }
 
         arg2 = 0;
     }
 


@@ -53,12 +65,71 @@ hw_cpu_sysctl SYSCTL_HANDLER_ARGS
 }
 
 static int
 }
 
 static int

-hw_cpu_features SYSCTL_HANDLER_ARGS
+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
+cpu_features SYSCTL_HANDLER_ARGS

 {
     __unused struct sysctl_oid *unused_oidp = oidp;
     __unused void *unused_arg1 = arg1;
     __unused int unused_arg2 = arg2; 
 {
     __unused struct sysctl_oid *unused_oidp = oidp;
     __unused void *unused_arg1 = arg1;
     __unused int unused_arg2 = arg2; 

-    char buf[256];
+    char buf[512];

 
     buf[0] = '\0';
     cpuid_get_feature_names(cpuid_features(), buf, sizeof(buf));
 
     buf[0] = '\0';
     cpuid_get_feature_names(cpuid_features(), buf, sizeof(buf));


@@ -66,78 +137,819 @@ hw_cpu_features SYSCTL_HANDLER_ARGS
     return SYSCTL_OUT(req, buf, strlen(buf) + 1);
 }
 
     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;
+}
+
+/*
+ * 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;
+}
+
+
+SYSCTL_NODE(_machdep, OID_AUTO, cpu, CTLFLAG_RW|CTLFLAG_LOCKED, 0,

        "CPU info");
 
        "CPU info");
 

-SYSCTL_PROC(_machdep_cpu, OID_AUTO, vendor, CTLTYPE_STRING | CTLFLAG_RD, 
-           (void *)offsetof(i386_cpu_info_t, cpuid_vendor), 0,
-           hw_cpu_sysctl, "A", "CPU vendor");
+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, brand_string, CTLTYPE_STRING | CTLFLAG_RD, 
-           (void *)offsetof(i386_cpu_info_t, cpuid_brand_string), 0,
-           hw_cpu_sysctl, "A", "CPU brand string");
+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, model_string, CTLTYPE_STRING | CTLFLAG_RD, 
-           (void *)offsetof(i386_cpu_info_t, cpuid_model_string), -1,
-           hw_cpu_sysctl, "A", "CPU model string");
+SYSCTL_PROC(_machdep_cpu, OID_AUTO, vendor, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, 
+           (void *)offsetof(i386_cpu_info_t, cpuid_vendor), 0,
+           i386_cpu_info, "A", "CPU vendor");

 
 

-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");
+SYSCTL_PROC(_machdep_cpu, OID_AUTO, brand_string, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_LOCKED, 
+           (void *)offsetof(i386_cpu_info_t, cpuid_brand_string), 0,
+           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),
            (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),
            (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),
            (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),
            (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),
            (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_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, 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, 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, signature, CTLTYPE_INT | CTLFLAG_RD, 
+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),
            (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),
            (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");
+
+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_PROC(_machdep_cpu, OID_AUTO, features, CTLTYPE_STRING | CTLFLAG_RD, 
+
+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 *)offsetof(cpuid_xsave_leaf_t, extended_state),
+           sizeof(cpuid_xsave_leaf_t),
+           cpu_xsave, "IU", "XSAVE Extended State");
+
+
+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,
            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_model_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
-};
+           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");
+
+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, (uint32_t *)&apic_timer_vector, 0, "");
+SYSCTL_UINT     (_machdep_vectors, OID_AUTO, IPI, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (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_RW|CTLFLAG_KERN|CTLFLAG_LOCKED, &deep_idle_rebase, 0, "");
+
+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,
+       (uint64_t *) &pal_rtc_nanotime_info.tsc_base, "");
+SYSCTL_QUAD(_machdep_tsc_nanotime, OID_AUTO, ns_base,
+       CTLFLAG_RD | CTLFLAG_LOCKED,
+       (uint64_t *)&pal_rtc_nanotime_info.ns_base, "");
+SYSCTL_UINT(_machdep_tsc_nanotime, OID_AUTO, scale,
+       CTLFLAG_RD | CTLFLAG_LOCKED,
+       (uint32_t *)&pal_rtc_nanotime_info.scale, 0, "");
+SYSCTL_UINT(_machdep_tsc_nanotime, OID_AUTO, shift,
+       CTLFLAG_RD | CTLFLAG_LOCKED,
+       (uint32_t *)&pal_rtc_nanotime_info.shift, 0, "");
+SYSCTL_UINT(_machdep_tsc_nanotime, OID_AUTO, generation,
+       CTLFLAG_RD | CTLFLAG_LOCKED,
+       (uint32_t *)&pal_rtc_nanotime_info.generation, 0, "");
+
+SYSCTL_NODE(_machdep, OID_AUTO, misc, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
+       "Miscellaneous x86 kernel parameters");
+
+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");
+
+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");
+
+
+
+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,
+           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, "");
+/* Coalescing tuning parameters for various thread/task attributes */
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_bg_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_bg_shift, 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_bg_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_bg_ns_max, "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_kt_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_kt_shift, 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_kt_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_kt_ns_max, "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_fp_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_fp_shift, 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_fp_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_fp_ns_max, "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_ts_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_ts_shift, 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_ts_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.timer_coalesce_ts_ns_max, "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_tier0_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_scale[0], 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_tier0_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_ns_max[0], "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_tier1_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_scale[1], 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_tier1_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_ns_max[1], "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_tier2_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_scale[2], 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_tier2_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_ns_max[2], "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_tier3_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_scale[3], 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_tier3_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_ns_max[3], "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_tier4_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_scale[4], 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_tier4_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_ns_max[4], "");
+
+SYSCTL_INT(_kern, OID_AUTO, timer_coalesce_tier5_scale,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_scale[5], 0, "");
+
+SYSCTL_QUAD(_kern, OID_AUTO, timer_coalesce_tier5_ns_max,
+               CTLFLAG_KERN | CTLFLAG_RW | CTLFLAG_LOCKED,
+               &tcoal_prio_params.latency_qos_ns_max[5], "");
+
+/* 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, "");
+
+/* Communicate the "user idle level" heuristic to the timer layer, and
+ * potentially other layers in the future.
+ */
+
+static int
+timer_set_user_idle_level(__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;
+
+       old_value = ml_timer_get_user_idle_level();
+
+       error = sysctl_io_number(req, old_value, sizeof(int), &new_value, &changed);
+
+       if (error == 0 && changed) {
+               if (ml_timer_set_user_idle_level(new_value) != KERN_SUCCESS)
+                       error = ERANGE;
+       }
+
+       return error;
+}
+
+SYSCTL_PROC(_machdep, OID_AUTO, user_idle_level,
+           CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_LOCKED, 
+           0, 0,
+           timer_set_user_idle_level, "I", "User idle level heuristic, 0-128");