1f263522aSJoseph Koshy /*- 2f263522aSJoseph Koshy * Copyright (c) 2005, Joseph Koshy 3f263522aSJoseph Koshy * All rights reserved. 4f263522aSJoseph Koshy * 5f263522aSJoseph Koshy * Redistribution and use in source and binary forms, with or without 6f263522aSJoseph Koshy * modification, are permitted provided that the following conditions 7f263522aSJoseph Koshy * are met: 8f263522aSJoseph Koshy * 1. Redistributions of source code must retain the above copyright 9f263522aSJoseph Koshy * notice, this list of conditions and the following disclaimer. 10f263522aSJoseph Koshy * 2. Redistributions in binary form must reproduce the above copyright 11f263522aSJoseph Koshy * notice, this list of conditions and the following disclaimer in the 12f263522aSJoseph Koshy * documentation and/or other materials provided with the distribution. 13f263522aSJoseph Koshy * 14f263522aSJoseph Koshy * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15f263522aSJoseph Koshy * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16f263522aSJoseph Koshy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17f263522aSJoseph Koshy * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18f263522aSJoseph Koshy * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19f263522aSJoseph Koshy * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20f263522aSJoseph Koshy * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21f263522aSJoseph Koshy * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22f263522aSJoseph Koshy * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23f263522aSJoseph Koshy * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24f263522aSJoseph Koshy * SUCH DAMAGE. 25f263522aSJoseph Koshy * 26f263522aSJoseph Koshy */ 27f263522aSJoseph Koshy 28f263522aSJoseph Koshy #include <sys/cdefs.h> 29f263522aSJoseph Koshy __FBSDID("$FreeBSD$"); 30f263522aSJoseph Koshy 31f263522aSJoseph Koshy #include <sys/param.h> 32f263522aSJoseph Koshy #include <sys/pmc.h> 330ce207d2SRui Paulo #include <sys/systm.h> 34f263522aSJoseph Koshy 35f263522aSJoseph Koshy #include <machine/pmc_mdep.h> 360ce207d2SRui Paulo #include <machine/md_var.h> 37f263522aSJoseph Koshy 38f263522aSJoseph Koshy struct pmc_mdep * 39f263522aSJoseph Koshy pmc_md_initialize() 40f263522aSJoseph Koshy { 410ce207d2SRui Paulo if (cpu_class == CPU_CLASS_XSCALE) 420ce207d2SRui Paulo return pmc_xscale_initialize(); 430ce207d2SRui Paulo else 44f263522aSJoseph Koshy return NULL; 45f263522aSJoseph Koshy } 469596916cSJoseph Koshy 47c85e8dcfSJoseph Koshy void 48c85e8dcfSJoseph Koshy pmc_md_finalize(struct pmc_mdep *md) 49c85e8dcfSJoseph Koshy { 500ce207d2SRui Paulo if (cpu_class == CPU_CLASS_XSCALE) 510ce207d2SRui Paulo pmc_xscale_finalize(md); 520ce207d2SRui Paulo else 530ce207d2SRui Paulo KASSERT(0, ("[arm,%d] Unknown CPU Class 0x%x", __LINE__, 540ce207d2SRui Paulo cpu_class)); 55c85e8dcfSJoseph Koshy } 56c85e8dcfSJoseph Koshy 579596916cSJoseph Koshy int 589596916cSJoseph Koshy pmc_save_kernel_callchain(uintptr_t *cc, int maxsamples, 599596916cSJoseph Koshy struct trapframe *tf) 609596916cSJoseph Koshy { 619596916cSJoseph Koshy (void) cc; 629596916cSJoseph Koshy (void) maxsamples; 639596916cSJoseph Koshy (void) tf; 649596916cSJoseph Koshy return (0); 659596916cSJoseph Koshy } 669596916cSJoseph Koshy 679596916cSJoseph Koshy int 689596916cSJoseph Koshy pmc_save_user_callchain(uintptr_t *cc, int maxsamples, 699596916cSJoseph Koshy struct trapframe *tf) 709596916cSJoseph Koshy { 719596916cSJoseph Koshy (void) cc; 729596916cSJoseph Koshy (void) maxsamples; 739596916cSJoseph Koshy (void) tf; 749596916cSJoseph Koshy return (0); 759596916cSJoseph Koshy } 76