]> git.saurik.com Git - apple/xnu.git/blobdiff - osfmk/ppc/interrupt.c
xnu-792.12.6.tar.gz
[apple/xnu.git] / osfmk / ppc / interrupt.c
index 7924041cdcc8a2dbf6f824f9207de97daa8dc3c0..72dfe9cd6c7d6e23660921afdf9b3a115d29b84d 100644 (file)
@@ -1,23 +1,31 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
  * 
- * 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.
- * 
- * 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,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- * 
- * @APPLE_LICENSE_HEADER_END@
+ * 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_LICENSE_OSREFERENCE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
 #include <pexpert/pexpert.h>
 #include <sys/kdebug.h>
 
-perfTrap perfIntHook = 0;                                              /* Pointer to performance trap hook routine */
+perfCallback perfIntHook = 0;                                          /* Pointer to CHUD trap hook routine */
+
+void unresolved_kernel_trap(int trapno,
+                                  struct savearea *ssp,
+                                  unsigned int dsisr,
+                                  addr64_t dar,
+                                  const char *message);
 
 struct savearea * interrupt(
         int type,
@@ -46,8 +60,9 @@ struct savearea * interrupt(
        unsigned int dar)
 {
        int     current_cpu;
+       struct per_proc_info    *proc_info;
        uint64_t                now;
-       thread_act_t    act;
+       thread_t                thread;
 
        disable_preemption();
 
@@ -61,9 +76,10 @@ struct savearea * interrupt(
                fctx_test();
        }
 #endif
-       
-       
+
+
        current_cpu = cpu_number();
+       proc_info = getPerProc();
 
        switch (type) {
 
@@ -73,23 +89,29 @@ struct savearea * interrupt(
        
 #if 0
                        if (pcsample_enable) {
-                               if (find_user_regs(current_act()))
-                                 add_pcsamples (user_pc(current_act()));
+                               if (find_user_regs(current_thread()))
+                                 add_pcsamples (user_pc(current_thread()));
                        }
 #endif
 
-                       act = current_act();                                    /* Find ourselves */
-                       if(act->mact.qactTimer != 0) {  /* Is the timer set? */
-                               clock_get_uptime(&now);                         /* Find out what time it is */
-                               if (act->mact.qactTimer <= now) {       /* It is set, has it popped? */
-                                       act->mact.qactTimer = 0;                /* Clear single shot timer */
-                                       if((unsigned int)act->mact.vmmControl & 0xFFFFFFFE) {   /* Are there any virtual machines? */
-                                               vmm_timer_pop(act);                     /* Yes, check out them out... */
+                       now = mach_absolute_time();                             /* Find out what time it is */
+                       
+                       if(now >= proc_info->pms.pmsPop) {              /* Is it time for power management state change? */
+                               pmsStep(1);                                                     /* Yes, advance step */
+                               now = mach_absolute_time();                     /* Get the time again since we ran a bit */
+                       }
+
+                       thread = current_thread();                                      /* Find ourselves */
+                       if(thread->machine.qactTimer != 0) {    /* Is the timer set? */
+                               if (thread->machine.qactTimer <= now) { /* It is set, has it popped? */
+                                       thread->machine.qactTimer = 0;          /* Clear single shot timer */
+                                       if((unsigned int)thread->machine.vmmControl & 0xFFFFFFFE) {     /* Are there any virtual machines? */
+                                               vmm_timer_pop(thread);                  /* Yes, check out them out... */
                                        }
                                }
                        }
 
-                       rtclock_intr(0, ssp, 0);
+                       rtclock_intr(ssp);
                        break;
        
                case T_INTERRUPT:
@@ -99,11 +121,11 @@ struct savearea * interrupt(
                        KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_EXCP_INTR, 0) | DBG_FUNC_START,
                           current_cpu, (unsigned int)ssp->save_srr0, 0, 0, 0);
        
-                       per_proc_info[current_cpu].interrupt_handler(
-                               per_proc_info[current_cpu].interrupt_target, 
-                               per_proc_info[current_cpu].interrupt_refCon,
-                               per_proc_info[current_cpu].interrupt_nub, 
-                               per_proc_info[current_cpu].interrupt_source);
+                       proc_info->interrupt_handler(
+                               proc_info->interrupt_target, 
+                               proc_info->interrupt_refCon,
+                               proc_info->interrupt_nub, 
+                               proc_info->interrupt_source);
        
                        KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_EXCP_INTR, 0) | DBG_FUNC_END,
                           0, 0, 0, 0, 0);
@@ -122,11 +144,8 @@ struct savearea * interrupt(
        
                                
                default:
-       #if     MACH_KDP || MACH_KDB
-                       (void)Call_Debugger(type, ssp);
-       #else
-                       panic("Invalid interrupt type %x\n", type);
-       #endif
+                       if (!Call_Debugger(type, ssp))
+                               unresolved_kernel_trap(type, ssp, dsisr, dar, NULL);
                        break;
        }