| mp_machdep.c (176994) | mp_machdep.c (178048) |
|---|---|
| 1/*- 2 * Copyright (c) 1997 Berkeley Software Design, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 15 unchanged lines hidden (view full) --- 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * from BSDI: locore.s,v 1.36.2.15 1999/08/23 22:34:41 cp Exp 29 */ 30/*- 31 * Copyright (c) 2002 Jake Burkholder. | 1/*- 2 * Copyright (c) 1997 Berkeley Software Design, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 15 unchanged lines hidden (view full) --- 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * from BSDI: locore.s,v 1.36.2.15 1999/08/23 22:34:41 cp Exp 29 */ 30/*- 31 * Copyright (c) 2002 Jake Burkholder. |
| 32 * Copyright (c) 2007 Marius Strobl <marius@FreeBSD.org> |
|
| 32 * All rights reserved. 33 * 34 * Redistribution and use in source and binary forms, with or without 35 * modification, are permitted provided that the following conditions 36 * are met: 37 * 1. Redistributions of source code must retain the above copyright 38 * notice, this list of conditions and the following disclaimer. 39 * 2. Redistributions in binary form must reproduce the above copyright --- 9 unchanged lines hidden (view full) --- 49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53 * SUCH DAMAGE. 54 */ 55 56#include <sys/cdefs.h> | 33 * All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 1. Redistributions of source code must retain the above copyright 39 * notice, this list of conditions and the following disclaimer. 40 * 2. Redistributions in binary form must reproduce the above copyright --- 9 unchanged lines hidden (view full) --- 50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 54 * SUCH DAMAGE. 55 */ 56 57#include <sys/cdefs.h> |
| 57__FBSDID("$FreeBSD: head/sys/sparc64/sparc64/mp_machdep.c 176994 2008-03-09 15:53:34Z marius $"); | 58__FBSDID("$FreeBSD: head/sys/sparc64/sparc64/mp_machdep.c 178048 2008-04-09 21:14:01Z marius $"); |
| 58 59#include <sys/param.h> 60#include <sys/systm.h> 61#include <sys/lock.h> 62#include <sys/kdb.h> 63#include <sys/kernel.h> 64#include <sys/ktr.h> 65#include <sys/mutex.h> --- 20 unchanged lines hidden (view full) --- 86#include <machine/pcb.h> 87#include <machine/smp.h> 88#include <machine/tick.h> 89#include <machine/tlb.h> 90#include <machine/tte.h> 91#include <machine/ver.h> 92 93static ih_func_t cpu_ipi_ast; | 59 60#include <sys/param.h> 61#include <sys/systm.h> 62#include <sys/lock.h> 63#include <sys/kdb.h> 64#include <sys/kernel.h> 65#include <sys/ktr.h> 66#include <sys/mutex.h> --- 20 unchanged lines hidden (view full) --- 87#include <machine/pcb.h> 88#include <machine/smp.h> 89#include <machine/tick.h> 90#include <machine/tlb.h> 91#include <machine/tte.h> 92#include <machine/ver.h> 93 94static ih_func_t cpu_ipi_ast; |
| 95static ih_func_t cpu_ipi_preempt; |
|
| 94static ih_func_t cpu_ipi_stop; 95 96/* 97 * Argument area used to pass data to non-boot processors as they start up. 98 * This must be statically initialized with a known invalid CPU module ID, 99 * since the other processors will use it before the boot CPU enters the 100 * kernel. 101 */ --- 150 unchanged lines hidden (view full) --- 252 int cpuid; 253 254 mtx_init(&ipi_mtx, "ipi", NULL, MTX_SPIN); 255 256 intr_setup(PIL_AST, cpu_ipi_ast, -1, NULL, NULL); 257 intr_setup(PIL_RENDEZVOUS, (ih_func_t *)smp_rendezvous_action, 258 -1, NULL, NULL); 259 intr_setup(PIL_STOP, cpu_ipi_stop, -1, NULL, NULL); | 96static ih_func_t cpu_ipi_stop; 97 98/* 99 * Argument area used to pass data to non-boot processors as they start up. 100 * This must be statically initialized with a known invalid CPU module ID, 101 * since the other processors will use it before the boot CPU enters the 102 * kernel. 103 */ --- 150 unchanged lines hidden (view full) --- 254 int cpuid; 255 256 mtx_init(&ipi_mtx, "ipi", NULL, MTX_SPIN); 257 258 intr_setup(PIL_AST, cpu_ipi_ast, -1, NULL, NULL); 259 intr_setup(PIL_RENDEZVOUS, (ih_func_t *)smp_rendezvous_action, 260 -1, NULL, NULL); 261 intr_setup(PIL_STOP, cpu_ipi_stop, -1, NULL, NULL); |
| 262 intr_setup(PIL_PREEMPT, cpu_ipi_preempt, -1, NULL, NULL); |
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| 260 261 cpuid_to_mid[curcpu] = PCPU_GET(mid); 262 263 csa = &cpu_start_args; 264 for (child = OF_child(OF_peer(0)); child != 0 && mp_ncpus <= MAXCPU; 265 child = OF_peer(child)) { 266 if (OF_getprop(child, "device_type", buf, sizeof(buf)) <= 0 || 267 strcmp(buf, "cpu") != 0) --- 167 unchanged lines hidden (view full) --- 435 } 436 } 437 atomic_clear_rel_int(&started_cpus, PCPU_GET(cpumask)); 438 atomic_clear_rel_int(&stopped_cpus, PCPU_GET(cpumask)); 439 CTR2(KTR_SMP, "%s: restarted %d", __func__, curcpu); 440} 441 442static void | 263 264 cpuid_to_mid[curcpu] = PCPU_GET(mid); 265 266 csa = &cpu_start_args; 267 for (child = OF_child(OF_peer(0)); child != 0 && mp_ncpus <= MAXCPU; 268 child = OF_peer(child)) { 269 if (OF_getprop(child, "device_type", buf, sizeof(buf)) <= 0 || 270 strcmp(buf, "cpu") != 0) --- 167 unchanged lines hidden (view full) --- 438 } 439 } 440 atomic_clear_rel_int(&started_cpus, PCPU_GET(cpumask)); 441 atomic_clear_rel_int(&stopped_cpus, PCPU_GET(cpumask)); 442 CTR2(KTR_SMP, "%s: restarted %d", __func__, curcpu); 443} 444 445static void |
| 446cpu_ipi_preempt(struct trapframe *tf) 447{ 448 449 sched_preempt(curthread); 450} 451 452static void |
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| 443spitfire_ipi_selected(u_int cpus, u_long d0, u_long d1, u_long d2) 444{ 445 u_int cpu; 446 447 KASSERT((cpus & (1 << curcpu)) == 0, 448 ("%s: CPU can't IPI itself", __func__)); 449 while (cpus) { 450 cpu = ffs(cpus) - 1; --- 144 unchanged lines hidden --- | 453spitfire_ipi_selected(u_int cpus, u_long d0, u_long d1, u_long d2) 454{ 455 u_int cpu; 456 457 KASSERT((cpus & (1 << curcpu)) == 0, 458 ("%s: CPU can't IPI itself", __func__)); 459 while (cpus) { 460 cpu = ffs(cpus) - 1; --- 144 unchanged lines hidden --- |