+++ /dev/null
-/*
- * Copyright (c) 2005 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. 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
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
- */
-/*
- * @OSF_FREE_COPYRIGHT@
- */
-/*
- * @APPLE_FREE_COPYRIGHT@
- */
-
-/*
- * Author: Bill Angell, Apple
- * Date: 10/auht-five
- *
- * Random diagnostics
- *
- * Try to keep the x86 selectors in-sync with the ppc selectors.
- *
- */
-
-
-#include <kern/machine.h>
-#include <kern/processor.h>
-#include <mach/machine.h>
-#include <mach/processor_info.h>
-#include <mach/mach_types.h>
-#include <mach/boolean.h>
-#include <kern/thread.h>
-#include <kern/task.h>
-#include <kern/ipc_kobject.h>
-#include <mach/vm_param.h>
-#include <ipc/port.h>
-#include <ipc/ipc_entry.h>
-#include <ipc/ipc_space.h>
-#include <ipc/ipc_object.h>
-#include <ipc/ipc_port.h>
-#include <vm/vm_kern.h>
-#include <vm/vm_map.h>
-#include <vm/vm_page.h>
-#include <vm/pmap.h>
-#include <pexpert/pexpert.h>
-#include <console/video_console.h>
-#include <i386/cpu_data.h>
-#include <i386/Diagnostics.h>
-#include <i386/mp.h>
-#include <i386/pmCPU.h>
-#include <i386/tsc.h>
-#include <i386/hpet.h>
-#include <mach/i386/syscall_sw.h>
-
-extern uint64_t lastNapClear;
-
-diagWork dgWork;
-uint64_t lastNapClear = 0ULL;
-uint64_t lastRuptClear = 0ULL;
-
-typedef struct pmdata {
- uint64_t pmNapDur; /* Time since last query */
- pmStats_t pmd; /* Powermanagement statistics */
-} pmdata;
-
-
-
-int
-diagCall64(__unused x86_saved_state_t * regs)
-{
- panic("diagCall not yet supported for 64 bit tasks\n");
-}
-
-
-int
-diagCall(x86_saved_state_t * state)
-{
-
- uint32_t stk, curpos, i, j;
- uint32_t selector, data;
- int err;
- uint64_t currNap, durNap;
- x86_saved_state32_t *regs;
-
- assert(is_saved_state32(state));
- regs = saved_state32(state);
-
- if (!(dgWork.dgFlags & enaDiagSCs))
- return 0; /* If not enabled, cause an exception */
-
- stk = regs->uesp; /* Point to the stack */
- err = copyin((user_addr_t) (stk + 4), (char *) &selector, sizeof(uint32_t)); /* Get the selector */
- if (err) {
- return 0; /* Failed to fetch stack */
- }
- switch (selector) { /* Select the routine */
-
- case dgRuptStat: /* Suck Interruption statistics */
-
- err = copyin((user_addr_t) (stk + 8), (char *) &data, sizeof(uint32_t)); /* Get the selector */
-
- if (data == 0) {/* If number of processors is 0, clear all
- * counts */
- for (i = 0; i < real_ncpus; i++) { /* Cycle through
- * processors */
- for (j = 0; j < 256; j++)
- cpu_data_ptr[i]->cpu_hwIntCnt[j] = 0;
- }
-
- lastRuptClear = mach_absolute_time(); /* Get the time of clear */
- return 1; /* Normal return */
- }
- err = copyin((user_addr_t) (stk + 8), (char *) &data, sizeof(uint32_t)); /* Get the selector */
-
- (void) copyout((char *) &real_ncpus, data, sizeof(real_ncpus)); /* Copy out number of
- * processors */
-
- currNap = mach_absolute_time(); /* Get the time now */
- durNap = currNap - lastRuptClear; /* Get the last interval
- * duration */
- if (durNap == 0)
- durNap = 1; /* This is a very short time, make it
- * bigger */
-
- curpos = data + sizeof(real_ncpus); /* Point to the next
- * available spot */
-
- for (i = 0; i < real_ncpus; i++) { /* Move 'em all out */
- (void) copyout((char *) &durNap, curpos, 8); /* Copy out the time
- * since last clear */
- (void) copyout((char *) &cpu_data_ptr[i]->cpu_hwIntCnt, curpos + 8, 256 * sizeof(uint32_t)); /* Copy out interrupt
- * data for this
- * processor */
- curpos = curpos + (256 * sizeof(uint32_t) + 8); /* Point to next out put
- * slot */
- }
-
- break;
-
- default: /* Handle invalid ones */
- return 0; /* Return an exception */
-
- }
-
- return 1; /* Normal non-ast check return */
-}
projects / apple / xnu.git / blobdiff