| mp_machdep.c (78425) | mp_machdep.c (78908) |
|---|---|
| 1/* 2 * Copyright (c) 1996, by Steve Passe 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 8 unchanged lines hidden (view full) --- 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * | 1/* 2 * Copyright (c) 1996, by Steve Passe 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 8 unchanged lines hidden (view full) --- 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * |
| 25 * $FreeBSD: head/sys/amd64/amd64/mp_machdep.c 78425 2001-06-18 19:06:14Z jhb $ | 25 * $FreeBSD: head/sys/amd64/amd64/mp_machdep.c 78908 2001-06-28 04:03:29Z jhb $ |
| 26 */ 27 28#include "opt_cpu.h" 29 30#ifdef SMP 31#include <machine/smptests.h> 32#else 33#error --- 286 unchanged lines hidden (view full) --- 320/* 321 * initialize all the SMP locks 322 */ 323 324/* critical region around IO APIC, apic_imen */ 325struct mtx imen_mtx; 326 327/* lock region used by kernel profiling */ | 26 */ 27 28#include "opt_cpu.h" 29 30#ifdef SMP 31#include <machine/smptests.h> 32#else 33#error --- 286 unchanged lines hidden (view full) --- 320/* 321 * initialize all the SMP locks 322 */ 323 324/* critical region around IO APIC, apic_imen */ 325struct mtx imen_mtx; 326 327/* lock region used by kernel profiling */ |
| 328struct mtx mcount_mtx; | 328int mcount_lock; |
| 329 330#ifdef USE_COMLOCK 331/* locks com (tty) data/hardware accesses: a FASTINTR() */ 332struct mtx com_mtx; 333#endif /* USE_COMLOCK */ 334 335static void 336init_locks(void) 337{ | 329 330#ifdef USE_COMLOCK 331/* locks com (tty) data/hardware accesses: a FASTINTR() */ 332struct mtx com_mtx; 333#endif /* USE_COMLOCK */ 334 335static void 336init_locks(void) 337{ |
| 338 /* 339 * XXX The mcount mutex probably needs to be statically initialized, 340 * since it will be used even in the function calls that get us to this 341 * point. 342 */ 343 mtx_init(&mcount_mtx, "mcount", MTX_DEF); | |
| 344 345#ifdef USE_COMLOCK 346 mtx_init(&com_mtx, "com", MTX_SPIN); 347#endif /* USE_COMLOCK */ 348} 349 350/* 351 * Calculate usable address in base memory for AP trampoline code. --- 2087 unchanged lines hidden --- | 338 339#ifdef USE_COMLOCK 340 mtx_init(&com_mtx, "com", MTX_SPIN); 341#endif /* USE_COMLOCK */ 342} 343 344/* 345 * Calculate usable address in base memory for AP trampoline code. --- 2087 unchanged lines hidden --- |