#include <mach/vm_param.h>
#include <kern/task.h>
#include <vm/vm_kern.h>
+#include <vm/vm_map.h>
+#include <vm/vm_protos.h>
#include <mach/host_info.h>
#include <kern/pms.h>
} else {
return(EINVAL);
}
+ case HW_PAGESIZE:
+ {
+ vm_map_t map = get_task_map(current_task());
+ val = vm_map_page_size(map);
+ qval = (long long)val;
+ break;
+ }
case HW_CACHELINE:
val = cpu_info.cache_line_size;
qval = (long long)val;
sysctl_pagesize
(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
{
- long long l = page_size;
+ vm_map_t map = get_task_map(current_task());
+ long long l = vm_map_page_size(map);
+ return sysctl_io_number(req, l, sizeof(l), NULL, NULL);
+}
+
+static int
+sysctl_pagesize32
+(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
+{
+ long long l;
+ l = (long long) PAGE_SIZE;
return sysctl_io_number(req, l, sizeof(l), NULL, NULL);
}
SYSCTL_OPAQUE (_hw, OID_AUTO, cacheconfig, CTLFLAG_RD | CTLFLAG_LOCKED, &cacheconfig, sizeof(cacheconfig), "Q", "");
SYSCTL_OPAQUE (_hw, OID_AUTO, cachesize, CTLFLAG_RD | CTLFLAG_LOCKED, &cachesize, sizeof(cachesize), "Q", "");
SYSCTL_PROC (_hw, OID_AUTO, pagesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_pagesize, "Q", "");
+SYSCTL_PROC (_hw, OID_AUTO, pagesize32, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_pagesize32, "Q", "");
SYSCTL_QUAD (_hw, OID_AUTO, busfrequency, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_min, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_min_hz, "");
SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_max, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_max_hz, "");
SYSCTL_INT (_hw, OID_AUTO, packages, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &packages, 0, "");
/*
- * Optional features can register nodes below hw.optional.
+ * Optional CPU features can register nodes below hw.optional.
*
* If the feature is not present, the node should either not be registered,
* or it should return -1. If the feature is present, the node should return
SYSCTL_INT(_hw_optional, OID_AUTO, floatingpoint, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (int *)NULL, 1, ""); /* always set */
+/*
+ * Optional device hardware features can be registered by drivers below hw.features
+ */
+SYSCTL_NODE(_hw, OID_AUTO, features, CTLFLAG_RD | CTLFLAG_LOCKED, NULL, "hardware features");
+
/*
* Deprecated variables. These are supported for backwards compatibility
* purposes only. The MASKED flag requests that the variables not be
*
* The *_compat nodes are *NOT* visible within the kernel.
*/
-SYSCTL_COMPAT_INT (_hw, HW_PAGESIZE, pagesize_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &page_size, 0, "");
+SYSCTL_PROC(_hw, HW_PAGESIZE, pagesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_PAGESIZE, sysctl_hw_generic, "I", "");
SYSCTL_COMPAT_INT (_hw, HW_BUS_FREQ, busfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_clock_rate_hz, 0, "");
SYSCTL_COMPAT_INT (_hw, HW_CPU_FREQ, cpufrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_clock_rate_hz, 0, "");
SYSCTL_PROC(_hw, HW_CACHELINE, cachelinesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_CACHELINE, sysctl_hw_generic, "I", "");
SYSCTL_INT (_hw, OID_AUTO, cputhreadtype, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_LOCKED, &cputhreadtype, 0, "");
#if defined(__i386__) || defined(__x86_64__)
-int mmx_flag = -1;
-int sse_flag = -1;
-int sse2_flag = -1;
-int sse3_flag = -1;
-int sse4_1_flag = -1;
-int sse4_2_flag = -1;
-int x86_64_flag = -1;
-int supplementalsse3_flag = -1;
-int aes_flag = -1;
-int avx1_0_flag = -1;
-int rdrand_flag = -1;
-int f16c_flag = -1;
-int enfstrg_flag = -1;
-
-SYSCTL_INT(_hw_optional, OID_AUTO, mmx, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &mmx_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, sse, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &sse_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, sse2, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &sse2_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, sse3, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &sse3_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, supplementalsse3, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &supplementalsse3_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, sse4_1, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &sse4_1_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, sse4_2, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &sse4_2_flag, 0, "");
-/* "x86_64" is actually a preprocessor symbol on the x86_64 kernel, so we have to hack this */
-#undef x86_64
-SYSCTL_INT(_hw_optional, OID_AUTO, x86_64, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &x86_64_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, aes, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &aes_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, avx1_0, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &avx1_0_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, rdrand, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &rdrand_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, f16c, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &f16c_flag, 0, "");
-SYSCTL_INT(_hw_optional, OID_AUTO, enfstrg, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &enfstrg_flag, 0, "");
-#else
-#error Unsupported arch
-#endif /* !__i386__ && !__x86_64 && !__arm__ */
-
-/*
- * Debugging interface to the CPU power management code.
- *
- * Note: Does not need locks because it disables interrupts over
- * the call.
- */
static int
-pmsSysctl(__unused struct sysctl_oid *oidp, __unused void *arg1,
- __unused int arg2, struct sysctl_req *req)
+sysctl_cpu_capability
+(__unused struct sysctl_oid *oidp, void *arg1, __unused int arg2, struct sysctl_req *req)
{
- pmsctl_t ctl;
- int error;
- boolean_t intr;
-
- if ((error = SYSCTL_IN(req, &ctl, sizeof(ctl))))
- return(error);
+ uint64_t mask = (uint64_t) (uintptr_t) arg1;
+ boolean_t is_capable = (_get_cpu_capabilities() & mask) != 0;
+
+ return SYSCTL_OUT(req, &is_capable, sizeof(is_capable));
- intr = ml_set_interrupts_enabled(FALSE); /* No interruptions in here */
- error = pmsControl(ctl.request, (user_addr_t)(uintptr_t)ctl.reqaddr, ctl.reqsize);
- (void)ml_set_interrupts_enabled(intr); /* Restore interruptions */
-
- return(error);
}
-SYSCTL_PROC(_hw, OID_AUTO, pms, CTLTYPE_STRUCT | CTLFLAG_WR | CTLFLAG_LOCKED, 0, 0, pmsSysctl, "S", "Processor Power Management");
-
+SYSCTL_PROC(_hw_optional, OID_AUTO, mmx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasMMX, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, sse, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, sse2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE2, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, sse3, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE3, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, supplementalsse3, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSupplementalSSE3, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, sse4_1, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE4_1, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, sse4_2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE4_2, 0, sysctl_cpu_capability, "I", "");
+/* "x86_64" is actually a preprocessor symbol on the x86_64 kernel, so we have to hack this */
+#undef x86_64
+SYSCTL_PROC(_hw_optional, OID_AUTO, x86_64, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) k64Bit, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, aes, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAES, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, avx1_0, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAVX1_0, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, rdrand, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasRDRAND, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, f16c, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasF16C, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, enfstrg, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasENFSTRG, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, fma, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasFMA, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, avx2_0, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAVX2_0, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, bmi1, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasBMI1, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, bmi2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasBMI2, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, rtm, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasRTM, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, hle, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasHLE, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, adx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasADX, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, mpx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasMPX, 0, sysctl_cpu_capability, "I", "");
+SYSCTL_PROC(_hw_optional, OID_AUTO, sgx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSGX, 0, sysctl_cpu_capability, "I", "");
+#else
+#error Unsupported arch
+#endif /* !__i386__ && !__x86_64 && !__arm__ && ! __arm64__ */
/******************************************************************************
cpusubtype = cpu_subtype();
cputhreadtype = cpu_threadtype();
#if defined(__i386__) || defined (__x86_64__)
- cpu64bit = (_get_cpu_capabilities() & k64Bit) == k64Bit;
+ cpu64bit = (_get_cpu_capabilities() & k64Bit) == k64Bit;
#else
#error Unsupported arch
#endif
}
#if defined (__i386__) || defined (__x86_64__)
-#define is_capability_set(k) (((_get_cpu_capabilities() & (k)) == (k)) ? 1 : 0)
- mmx_flag = is_capability_set(kHasMMX);
- sse_flag = is_capability_set(kHasSSE);
- sse2_flag = is_capability_set(kHasSSE2);
- sse3_flag = is_capability_set(kHasSSE3);
- supplementalsse3_flag = is_capability_set(kHasSupplementalSSE3);
- sse4_1_flag = is_capability_set(kHasSSE4_1);
- sse4_2_flag = is_capability_set(kHasSSE4_2);
- x86_64_flag = is_capability_set(k64Bit);
- aes_flag = is_capability_set(kHasAES);
- avx1_0_flag = is_capability_set(kHasAVX1_0);
- rdrand_flag = is_capability_set(kHasRDRAND);
- f16c_flag = is_capability_set(kHasF16C);
- enfstrg_flag = is_capability_set(kHasENFSTRG);
-
/* hw.cpufamily */
cpufamily = cpuid_cpufamily();
#else
#error unknown architecture
-#endif /* !__i386__ && !__x86_64 && !__arm__ */
+#endif /* !__i386__ && !__x86_64 && !__arm__ && !__arm64__ */
}
projects / apple / xnu.git / blobdiff