xnu-792.24.17.tar.gz

[apple/xnu.git] / osfmk / ppc / cpu.c

diff --git a/osfmk/ppc/cpu.c b/osfmk/ppc/cpu.c
index 914ea83f3a31fe6d58f51c85e922fbaf9a4cde63..cd42fdd121ae938e4270402c0a54c1f13694b58d 100644 (file)
--- a/osfmk/ppc/cpu.c
+++ b/osfmk/ppc/cpu.c
@@ -1,29 +1,23 @@
 /*
  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
 /*
  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *

- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * @APPLE_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.
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License").  You may not use this file except in compliance with the
+ * License.  Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.

  * 
  * 

- * 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
+ * This 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,
  * 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.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.

  * 
  * 

- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ * @APPLE_LICENSE_HEADER_END@

  */
 
 #include <mach/mach_types.h>
  */
 
 #include <mach/mach_types.h>


@@ -37,7 +31,6 @@
 #include <kern/thread.h>
 #include <kern/sched_prim.h>
 #include <kern/processor.h>
 #include <kern/thread.h>
 #include <kern/sched_prim.h>
 #include <kern/processor.h>

-#include <kern/pms.h>

 
 #include <vm/pmap.h>
 #include <IOKit/IOHibernatePrivate.h>
 
 #include <vm/pmap.h>
 #include <IOKit/IOHibernatePrivate.h>


@@ -55,6 +48,7 @@
 #include <ppc/Diagnostics.h>
 #include <ppc/trap.h>
 #include <ppc/machine_cpu.h>
 #include <ppc/Diagnostics.h>
 #include <ppc/trap.h>
 #include <ppc/machine_cpu.h>

+#include <ppc/pms.h>

 #include <ppc/rtclock.h>
 
 decl_mutex_data(static,ppt_lock);
 #include <ppc/rtclock.h>
 
 decl_mutex_data(static,ppt_lock);


@@ -71,9 +65,9 @@ static unsigned int   rht_state = 0;
 decl_simple_lock_data(static,SignalReadyLock);
 
 struct SIGtimebase {
 decl_simple_lock_data(static,SignalReadyLock);
 
 struct SIGtimebase {

-       volatile boolean_t      avail;
-       volatile boolean_t      ready;
-       volatile boolean_t      done;
+       boolean_t       avail;
+       boolean_t       ready;
+       boolean_t       done;

        uint64_t        abstime;
 };
 
        uint64_t        abstime;
 };
 


@@ -126,9 +120,8 @@ cpu_init(
                mttbu(proc_info->save_tbu);
                mttb(proc_info->save_tbl);
        }
                mttbu(proc_info->save_tbu);
                mttb(proc_info->save_tbl);
        }

-
-       proc_info->rtcPop = EndOfAllTime;                       /* forget any existing decrementer setting */
-       etimer_resync_deadlines();                              /* Now that the time base is sort of correct, request the next timer pop */
+       
+       setTimerReq();                          /* Now that the time base is sort of correct, request the next timer pop */

 
        proc_info->cpu_type = CPU_TYPE_POWERPC;
        proc_info->cpu_subtype = (cpu_subtype_t)proc_info->pf.rptdProc;
 
        proc_info->cpu_type = CPU_TYPE_POWERPC;
        proc_info->cpu_subtype = (cpu_subtype_t)proc_info->pf.rptdProc;


@@ -712,7 +705,7 @@ cpu_sync_timebase(
                                                        (unsigned int)&syncClkSpot) != KERN_SUCCESS)
                continue;
 
                                                        (unsigned int)&syncClkSpot) != KERN_SUCCESS)
                continue;
 

-       while (syncClkSpot.avail == FALSE)
+       while (*(volatile int *)&(syncClkSpot.avail) == FALSE)

                continue;
 
        isync();
                continue;
 
        isync();


@@ -730,10 +723,11 @@ cpu_sync_timebase(
 
        syncClkSpot.ready = TRUE;
 
 
        syncClkSpot.ready = TRUE;
 

-       while (syncClkSpot.done == FALSE)
+       while (*(volatile int *)&(syncClkSpot.done) == FALSE)

                continue;
 
                continue;
 

-       etimer_resync_deadlines();                                                                      /* Start the timer */
+       setTimerReq();                                                                  /* Start the timer */
+       

        (void)ml_set_interrupts_enabled(intr);
 }
 
        (void)ml_set_interrupts_enabled(intr);
 }
 


@@ -766,8 +760,7 @@ cpu_timebase_signal_handler(
                                                
        timebaseAddr->avail = TRUE;
 
                                                
        timebaseAddr->avail = TRUE;
 

-       while (timebaseAddr->ready == FALSE)
-               continue;
+       while (*(volatile int *)&(timebaseAddr->ready) == FALSE);

 
        if(proc_info->time_base_enable !=  (void(*)(cpu_id_t, boolean_t ))NULL)
                proc_info->time_base_enable(proc_info->cpu_id, TRUE);
 
        if(proc_info->time_base_enable !=  (void(*)(cpu_id_t, boolean_t ))NULL)
                proc_info->time_base_enable(proc_info->cpu_id, TRUE);