X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/9bccf70c0258c7cac2dcb80011b2a964d884c552..0c530ab8987f0ae6a1a3d9284f40182b88852816:/osfmk/ppc/interrupt.c?ds=sidebyside diff --git a/osfmk/ppc/interrupt.c b/osfmk/ppc/interrupt.c index 47e447e81..b7bd02bbd 100644 --- a/osfmk/ppc/interrupt.c +++ b/osfmk/ppc/interrupt.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * @@ -29,28 +29,40 @@ #include #include #include +#include +#include #include +#include #include #include #include #include -#if NCPUS > 1 -#include -#endif /* NCPUS > 1 */ #include +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, struct savearea *ssp, unsigned int dsisr, unsigned int dar) { - int current_cpu, tmpr, targtemp; - unsigned int throttle; + int current_cpu; + struct per_proc_info *proc_info; uint64_t now; - thread_act_t act; + thread_t thread; disable_preemption(); + + if(perfIntHook) { /* Is there a hook? */ + if(perfIntHook(type, ssp, dsisr, dar) == KERN_SUCCESS) return ssp; /* If it succeeds, we are done... */ + } #if 0 { @@ -58,77 +70,42 @@ struct savearea * interrupt( fctx_test(); } #endif - - - current_cpu = cpu_number(); - switch (type) { - - case T_THERMAL: /* Fix the air conditioning, I'm dripping with sweat, or freezing, whatever... */ -/* - * Note that this code is just a hackification until we have a real thermal plan. - */ - - tmpr = ml_read_temp(); /* Find out just how hot it is */ - targtemp = (dar >> 23) & 0x7F; /* Get the temprature we were looking for */ - if(dar & 4) { /* Did the temprature drop down? */ -#if 1 - kprintf("THERMAL below (cpu %d) target = %d; actual = %d; thrm = %08X\n", current_cpu, targtemp, tmpr, dar); -#endif -#if 0 - throttle = ml_throttle(0); /* Set throttle off */ -#if 1 - kprintf("THERMAL (cpu %d) throttle set off; last = %d\n", current_cpu, throttle); -#endif -#endif - ml_thrm_set(0, per_proc_info[current_cpu].thrm.throttleTemp); /* Set no low temp and max allowable as max */ + current_cpu = cpu_number(); + proc_info = getPerProc(); -#if 1 - kprintf("THERMAL (cpu %d) temp set to: off min, %d max\n", current_cpu, per_proc_info[current_cpu].thrm.throttleTemp); -#endif - } - else { -#if 1 - kprintf("THERMAL above (cpu %d) target = %d; actual = %d; thrm = %08X\n", current_cpu, targtemp, tmpr, dar); -#endif -#if 0 - throttle = ml_throttle(32); /* Set throttle on about 1/8th */ -#if 1 - kprintf("THERMAL (cpu %d) throttle set to 32; last = %d\n", current_cpu, throttle); -#endif -#endif - ml_thrm_set(per_proc_info[current_cpu].thrm.throttleTemp - 4, 0); /* Set low temp to max - 4 and max off */ -#if 1 - kprintf("THERMAL (cpu %d) temp set to: %d min, off max\n", current_cpu, per_proc_info[current_cpu].thrm.throttleTemp - 4); -#endif + switch (type) { - } - break; - case T_DECREMENTER: KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_EXCP_DECI, 0) | DBG_FUNC_NONE, - isync_mfdec(), ssp->save_srr0, 0, 0, 0); + isync_mfdec(), (unsigned int)ssp->save_srr0, 0, 0, 0); #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); + etimer_intr(USER_MODE(ssp->save_srr1), ssp->save_srr0); /* Handle event timer */ break; case T_INTERRUPT: @@ -136,13 +113,13 @@ struct savearea * interrupt( counter_always(c_incoming_interrupts++); KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_EXCP_INTR, 0) | DBG_FUNC_START, - current_cpu, ssp->save_srr0, 0, 0, 0); + 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); @@ -161,11 +138,8 @@ 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; }