#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/sysctl.h>
#include <sys/proc_internal.h>
#include <sys/unistd.h>
#if defined(SMP)
#include <machine/smp.h>
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/proc.h>
#include <sys/file_internal.h>
#include <sys/vnode.h>
#include <sys/unistd.h>
#include <sys/ioctl.h>
#include <sys/namei.h>
#include <sys/tty.h>
#include <sys/disklabel.h>
#include <sys/vm.h>
#include <sys/sysctl.h>
#include <sys/user.h>
#include <mach/machine.h>
#include <mach/mach_types.h>
#include <mach/vm_param.h>
#include <kern/task.h>
#include <vm/vm_kern.h>
#include <mach/host_info.h>
extern vm_map_t bsd_pageable_map;
#include <sys/mount_internal.h>
#include <sys/kdebug.h>
#include <IOKit/IOPlatformExpert.h>
#include <pexpert/pexpert.h>
#include <machine/machine_routines.h>
#include <machine/cpu_capabilities.h>
static int cputype, cpusubtype, cputhreadtype;
SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0,
"Sysctl internal magic");
SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0,
"High kernel, proc, limits &c");
SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0,
"Virtual memory");
SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0,
"File system");
SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0,
"Network, (see socket.h)");
SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0,
"Debugging");
SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0,
"hardware");
SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0,
"machine dependent");
SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0,
"user-level");
#define SYSCTL_RETURN(r, x) SYSCTL_OUT(r, &x, sizeof(x))
#define CTLHW_RETQUAD (1 << 31)
#define CTLHW_LOCAL (1 << 30)
#define HW_LOCAL_CPUTHREADTYPE (1 | CTLHW_LOCAL)
#define HW_LOCAL_PHYSICALCPU (2 | CTLHW_LOCAL)
#define HW_LOCAL_PHYSICALCPUMAX (3 | CTLHW_LOCAL)
#define HW_LOCAL_LOGICALCPU (4 | CTLHW_LOCAL)
#define HW_LOCAL_LOGICALCPUMAX (5 | CTLHW_LOCAL)
static int
sysctl_hw_generic SYSCTL_HANDLER_ARGS
{
char dummy[65];
int epochTemp;
extern int vm_page_wire_count;
ml_cpu_info_t cpu_info;
int val, doquad;
long long qval;
host_basic_info_data_t hinfo;
kern_return_t kret;
int count = HOST_BASIC_INFO_COUNT;
doquad = arg2 & CTLHW_RETQUAD;
arg2 &= ~CTLHW_RETQUAD;
ml_cpu_get_info(&cpu_info);
#define BSD_HOST 1
kret = host_info(BSD_HOST, HOST_BASIC_INFO, &hinfo, &count);
switch (arg2) {
case HW_NCPU:
if (kret == KERN_SUCCESS) {
return(SYSCTL_RETURN(req, hinfo.max_cpus));
} else {
return(EINVAL);
}
case HW_AVAILCPU:
if (kret == KERN_SUCCESS) {
return(SYSCTL_RETURN(req, hinfo.avail_cpus));
} else {
return(EINVAL);
}
case HW_LOCAL_PHYSICALCPU:
if (kret == KERN_SUCCESS) {
return(SYSCTL_RETURN(req, hinfo.physical_cpu));
} else {
return(EINVAL);
}
case HW_LOCAL_PHYSICALCPUMAX:
if (kret == KERN_SUCCESS) {
return(SYSCTL_RETURN(req, hinfo.physical_cpu_max));
} else {
return(EINVAL);
}
case HW_LOCAL_LOGICALCPU:
if (kret == KERN_SUCCESS) {
return(SYSCTL_RETURN(req, hinfo.logical_cpu));
} else {
return(EINVAL);
}
case HW_LOCAL_LOGICALCPUMAX:
if (kret == KERN_SUCCESS) {
return(SYSCTL_RETURN(req, hinfo.logical_cpu_max));
} else {
return(EINVAL);
}
case HW_CACHELINE:
val = cpu_info.cache_line_size;
qval = (long long)val;
break;
case HW_L1ICACHESIZE:
val = cpu_info.l1_icache_size;
qval = (long long)val;
break;
case HW_L1DCACHESIZE:
val = cpu_info.l1_dcache_size;
qval = (long long)val;
break;
case HW_L2CACHESIZE:
if (cpu_info.l2_cache_size == 0xFFFFFFFF)
return(EINVAL);
val = cpu_info.l2_cache_size;
qval = (long long)val;
break;
case HW_L3CACHESIZE:
if (cpu_info.l3_cache_size == 0xFFFFFFFF)
return(EINVAL);
val = cpu_info.l3_cache_size;
qval = (long long)val;
break;
case HW_MACHINE:
bzero(dummy, sizeof(dummy));
if(!PEGetMachineName(dummy,64))
return(EINVAL);
dummy[64] = 0;
return(SYSCTL_OUT(req, dummy, strlen(dummy) + 1));
case HW_MODEL:
bzero(dummy, sizeof(dummy));
if(!PEGetModelName(dummy,64))
return(EINVAL);
dummy[64] = 0;
return(SYSCTL_OUT(req, dummy, strlen(dummy) + 1));
case HW_USERMEM:
{
int usermem = mem_size - vm_page_wire_count * page_size;
return(SYSCTL_RETURN(req, usermem));
}
case HW_EPOCH:
epochTemp = PEGetPlatformEpoch();
if (epochTemp == -1)
return(EINVAL);
return(SYSCTL_RETURN(req, epochTemp));
case HW_VECTORUNIT:
return(SYSCTL_RETURN(req, cpu_info.vector_unit));
case HW_L2SETTINGS:
if (cpu_info.l2_cache_size == 0xFFFFFFFF)
return(EINVAL);
return(SYSCTL_RETURN(req, cpu_info.l2_settings));
case HW_L3SETTINGS:
if (cpu_info.l3_cache_size == 0xFFFFFFFF)
return(EINVAL);
return(SYSCTL_RETURN(req, cpu_info.l3_settings));
default:
return(ENOTSUP);
}
if (doquad) {
return(SYSCTL_RETURN(req, qval));
}
return(SYSCTL_RETURN(req, val));
}
SYSCTL_PROC (_hw, HW_NCPU, ncpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_NCPU, sysctl_hw_generic, "I", "");
SYSCTL_PROC (_hw, HW_AVAILCPU, activecpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_AVAILCPU, sysctl_hw_generic, "I", "");
SYSCTL_PROC (_hw, OID_AUTO, physicalcpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_LOCAL_PHYSICALCPU, sysctl_hw_generic, "I", "");
SYSCTL_PROC (_hw, OID_AUTO, physicalcpu_max, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_LOCAL_PHYSICALCPUMAX, sysctl_hw_generic, "I", "");
SYSCTL_PROC (_hw, OID_AUTO, logicalcpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_LOCAL_LOGICALCPU, sysctl_hw_generic, "I", "");
SYSCTL_PROC (_hw, OID_AUTO, logicalcpu_max, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_LOCAL_LOGICALCPUMAX, sysctl_hw_generic, "I", "");
SYSCTL_INT (_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD | CTLFLAG_KERN, NULL, BYTE_ORDER, "");
SYSCTL_INT (_hw, OID_AUTO, cputype, CTLFLAG_RD | CTLFLAG_KERN, &cputype, 0, "");
SYSCTL_INT (_hw, OID_AUTO, cpusubtype, CTLFLAG_RD | CTLFLAG_KERN, &cpusubtype, 0, "");
SYSCTL_INT2QUAD(_hw, OID_AUTO, pagesize, CTLFLAG_RD | CTLFLAG_KERN, &page_size, "");
SYSCTL_QUAD (_hw, OID_AUTO, busfrequency, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.bus_frequency_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_min, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.bus_frequency_min_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_max, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.bus_frequency_max_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.cpu_frequency_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency_min, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.cpu_frequency_min_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency_max, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.cpu_frequency_max_hz, "");
SYSCTL_PROC (_hw, OID_AUTO, cachelinesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_CACHELINE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
SYSCTL_PROC (_hw, OID_AUTO, l1icachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_L1ICACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
SYSCTL_PROC (_hw, OID_AUTO, l1dcachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_L1DCACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
SYSCTL_PROC (_hw, OID_AUTO, l2cachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_L2CACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
SYSCTL_PROC (_hw, OID_AUTO, l3cachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN, 0, HW_L3CACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
SYSCTL_INT2QUAD(_hw, OID_AUTO, tbfrequency, CTLFLAG_RD | CTLFLAG_KERN, &gPEClockFrequencyInfo.timebase_frequency_hz, "");
SYSCTL_QUAD (_hw, HW_MEMSIZE, memsize, CTLFLAG_RD | CTLFLAG_KERN, &max_mem, "");
SYSCTL_NODE(_hw, OID_AUTO, optional, CTLFLAG_RW, NULL, "optional features");
SYSCTL_INT(_hw_optional, OID_AUTO, floatingpoint, CTLFLAG_RD | CTLFLAG_KERN, 0, 1, "");
SYSCTL_INT (_hw, HW_PAGESIZE, pagesize_compat, CTLFLAG_RD | CTLFLAG_MASKED, &page_size, 0, "");
SYSCTL_INT (_hw, HW_BUS_FREQ, busfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED, &gPEClockFrequencyInfo.bus_clock_rate_hz, 0, "");
SYSCTL_INT (_hw, HW_CPU_FREQ, cpufrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED, &gPEClockFrequencyInfo.cpu_clock_rate_hz, 0, "");
SYSCTL_PROC(_hw, HW_CACHELINE, cachelinesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_CACHELINE, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_L1ICACHESIZE, l1icachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_L1ICACHESIZE, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_L1DCACHESIZE, l1dcachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_L1DCACHESIZE, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_L2CACHESIZE, l2cachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_L2CACHESIZE, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_L3CACHESIZE, l3cachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_L3CACHESIZE, sysctl_hw_generic, "I", "");
SYSCTL_INT (_hw, HW_TB_FREQ, tbfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED, &gPEClockFrequencyInfo.timebase_frequency_hz, 0, "");
SYSCTL_PROC(_hw, HW_MACHINE, machine, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_MACHINE, sysctl_hw_generic, "A", "");
SYSCTL_PROC(_hw, HW_MODEL, model, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_MODEL, sysctl_hw_generic, "A", "");
SYSCTL_UINT(_hw, HW_PHYSMEM, physmem, CTLFLAG_RD | CTLFLAG_MASKED, &mem_size, 0, "");
SYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_USERMEM, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_EPOCH, epoch, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_EPOCH, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_VECTORUNIT, vectorunit, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_VECTORUNIT, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_L2SETTINGS, l2settings, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_L2SETTINGS, sysctl_hw_generic, "I", "");
SYSCTL_PROC(_hw, HW_L3SETTINGS, l3settings, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED, 0, HW_L3SETTINGS, sysctl_hw_generic, "I", "");
void
sysctl_mib_init(void)
{
cputype = cpu_type();
cpusubtype = cpu_subtype();
cputhreadtype = cpu_threadtype();
if (cputhreadtype != CPU_THREADTYPE_NONE) {
static SYSCTL_INT(_hw, OID_AUTO, cputhreadtype, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &cputhreadtype, 0, "");
sysctl_register_oid(&sysctl__hw_cputhreadtype);
}
#ifdef __ppc__
{
static int altivec_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, altivec, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &altivec_flag, 0, "");
if (_cpu_capabilities & kHasAltivec) {
altivec_flag = 1;
sysctl_register_oid(&sysctl__hw_optional_altivec);
}
}
{
static int graphicsops_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, graphicsops, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &graphicsops_flag, 0, "");
if (_cpu_capabilities & kHasGraphicsOps) {
graphicsops_flag = 1;
sysctl_register_oid(&sysctl__hw_optional_graphicsops);
}
}
{
static int x64bitops_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, 64bitops, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &x64bitops_flag, 0, "");
if (_cpu_capabilities & k64Bit) {
x64bitops_flag = 1;
sysctl_register_oid(&sysctl__hw_optional_64bitops);
}
}
{
static int fsqrt_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, fsqrt, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &fsqrt_flag, 0, "");
if (_cpu_capabilities & kHasFsqrt) {
fsqrt_flag = 1;
sysctl_register_oid(&sysctl__hw_optional_fsqrt);
}
}
{
static int stfiwx_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, stfiwx, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &stfiwx_flag, 0, "");
if (_cpu_capabilities & kHasStfiwx) {
stfiwx_flag = 1;
sysctl_register_oid(&sysctl__hw_optional_stfiwx);
}
}
{
static int dcba_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, dcba, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &dcba_flag, 0, "");
if (_cpu_capabilities & kDcbaAvailable)
dcba_flag = 0;
if (_cpu_capabilities & kDcbaRecommended)
dcba_flag = 1;
if (dcba_flag >= 0)
sysctl_register_oid(&sysctl__hw_optional_dcba);
}
{
static int datastreams_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, datastreams, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &datastreams_flag, 0, "");
if (_cpu_capabilities & kDataStreamsAvailable)
datastreams_flag = 0;
if (_cpu_capabilities & kDataStreamsRecommended)
datastreams_flag = 1;
if (datastreams_flag >= 0)
sysctl_register_oid(&sysctl__hw_optional_datastreams);
}
{
static int dcbtstreams_flag = -1;
static SYSCTL_INT(_hw_optional, OID_AUTO, dcbtstreams, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN, &dcbtstreams_flag, 0, "");
if (_cpu_capabilities & kDcbtStreamsAvailable)
dcbtstreams_flag = 0;
if (_cpu_capabilities & kDcbtStreamsRecommended)
dcbtstreams_flag = 1;
if (dcbtstreams_flag >= 0)
sysctl_register_oid(&sysctl__hw_optional_dcbtstreams);
}
#else
# warning we do not support this platform yet
#endif
}