4f6fb3bf35
the sysctl link sets are processed, and remove redundancy. Shaves >13kB off of an amd64 GENERIC, not to mention >1k duplicate lines of code.
323 lines
9.6 KiB
C
323 lines
9.6 KiB
C
/* $NetBSD: acpi_debug.c,v 1.5 2014/02/25 18:30:09 pooka Exp $ */
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/*-
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* Copyright (c) 2010 Jukka Ruohonen <jruohonen@iki.fi>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: acpi_debug.c,v 1.5 2014/02/25 18:30:09 pooka Exp $");
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <dev/acpi/acpireg.h>
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#include <dev/acpi/acpivar.h>
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#include <prop/proplib.h>
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#ifdef ACPI_DEBUG
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#define _COMPONENT ACPI_UTILITIES
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ACPI_MODULE_NAME ("acpi_debug")
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#define ACPI_DEBUG_MAX 64
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#define ACPI_DEBUG_NONE 0
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#define ACPI_DEBUG_ADD(d, x) \
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do { \
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(void)prop_dictionary_set_uint32(d, #x, x); \
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\
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} while (/* CONSTCOND */ 0)
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static prop_dictionary_t acpi_debug_layer_d;
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static prop_dictionary_t acpi_debug_level_d;
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static char acpi_debug_layer_s[ACPI_DEBUG_MAX];
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static char acpi_debug_level_s[ACPI_DEBUG_MAX];
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static int acpi_debug_create(void);
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static const char *acpi_debug_getkey(prop_dictionary_t, uint32_t);
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static int acpi_debug_sysctl_layer(SYSCTLFN_PROTO);
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static int acpi_debug_sysctl_level(SYSCTLFN_PROTO);
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void
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acpi_debug_init(void)
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{
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const struct sysctlnode *rnode;
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const char *layer, *level;
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int rv;
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KASSERT(acpi_debug_layer_d == NULL);
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KASSERT(acpi_debug_level_d == NULL);
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rv = acpi_debug_create();
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if (rv != 0)
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goto fail;
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rv = sysctl_createv(NULL, 0, NULL, &rnode,
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CTLFLAG_PERMANENT, CTLTYPE_NODE, "acpi",
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NULL, NULL, 0, NULL, 0,
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CTL_HW, CTL_CREATE, CTL_EOL);
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if (rv != 0)
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goto fail;
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rv = sysctl_createv(NULL, 0, &rnode, &rnode,
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0, CTLTYPE_NODE, "debug",
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SYSCTL_DESCR("ACPI debug subtree"),
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NULL, 0, NULL, 0,
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CTL_CREATE, CTL_EOL);
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if (rv != 0)
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goto fail;
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rv = sysctl_createv(NULL, 0, &rnode, NULL,
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CTLFLAG_READWRITE, CTLTYPE_STRING, "layer",
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SYSCTL_DESCR("ACPI debug layer"),
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acpi_debug_sysctl_layer, 0, acpi_debug_layer_s, ACPI_DEBUG_MAX,
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CTL_CREATE, CTL_EOL);
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if (rv != 0)
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goto fail;
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rv = sysctl_createv(NULL, 0, &rnode, NULL,
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CTLFLAG_READWRITE, CTLTYPE_STRING, "level",
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SYSCTL_DESCR("ACPI debug level"),
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acpi_debug_sysctl_level, 0, acpi_debug_level_s, ACPI_DEBUG_MAX,
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CTL_CREATE, CTL_EOL);
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if (rv != 0)
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goto fail;
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rv = sysctl_createv(NULL, 0, &rnode, NULL,
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CTLFLAG_READWRITE, CTLTYPE_BOOL, "object",
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SYSCTL_DESCR("ACPI debug object"),
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NULL, 0, &AcpiGbl_EnableAmlDebugObject, 0,
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CTL_CREATE, CTL_EOL);
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if (rv != 0)
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goto fail;
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layer = acpi_debug_getkey(acpi_debug_layer_d, AcpiDbgLayer);
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level = acpi_debug_getkey(acpi_debug_level_d, AcpiDbgLevel);
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(void)memcpy(acpi_debug_layer_s, layer, ACPI_DEBUG_MAX);
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(void)memcpy(acpi_debug_level_s, level, ACPI_DEBUG_MAX);
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return;
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fail:
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aprint_error("acpi0: failed to initialize ACPI debug\n");
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}
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static int
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acpi_debug_create(void)
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{
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acpi_debug_layer_d = prop_dictionary_create();
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acpi_debug_level_d = prop_dictionary_create();
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KASSERT(acpi_debug_layer_d != NULL);
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KASSERT(acpi_debug_level_d != NULL);
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/*
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* General components.
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*/
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_UTILITIES);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_HARDWARE);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_EVENTS);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_TABLES);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_NAMESPACE);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_PARSER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_DISPATCHER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_EXECUTER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_RESOURCES);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_CA_DEBUGGER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_OS_SERVICES);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_CA_DISASSEMBLER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_COMPILER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_TOOLS);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_EXAMPLE);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_DRIVER);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_ALL_COMPONENTS);
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/*
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* NetBSD specific components.
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*/
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_BUS_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_ACAD_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_BAT_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_BUTTON_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_EC_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_LID_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_RESOURCE_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_TZ_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_DISPLAY_COMPONENT);
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_ALL_DRIVERS);
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/*
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* Debug levels.
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*/
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_INIT);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_DEBUG_OBJECT);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_INFO);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_ALL_EXCEPTIONS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_INIT_NAMES);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_PARSE);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_LOAD);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_DISPATCH);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_EXEC);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_NAMES);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_OPREGION);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_BFIELD);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_TABLES);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_VALUES);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_OBJECTS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_RESOURCES);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_USER_REQUESTS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_PACKAGE);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_VERBOSITY1);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_ALLOCATIONS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_FUNCTIONS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_OPTIMIZATIONS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_VERBOSITY2);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_MUTEX);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_THREADS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_IO);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_INTERRUPTS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_VERBOSITY3);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_AML_DISASSEMBLE);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_VERBOSE_INFO);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_FULL_TABLES);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_EVENTS);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_LV_VERBOSE);
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/*
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* The default debug level.
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*/
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_DEBUG_DEFAULT);
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/*
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* A custom ACPI_DEBUG_NONE disables debugging.
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*/
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ACPI_DEBUG_ADD(acpi_debug_layer_d, ACPI_DEBUG_NONE);
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ACPI_DEBUG_ADD(acpi_debug_level_d, ACPI_DEBUG_NONE);
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prop_dictionary_make_immutable(acpi_debug_layer_d);
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prop_dictionary_make_immutable(acpi_debug_level_d);
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return 0;
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}
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static const char *
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acpi_debug_getkey(prop_dictionary_t dict, uint32_t arg)
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{
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prop_object_iterator_t i;
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prop_object_t obj, val;
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const char *key;
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uint32_t num;
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i = prop_dictionary_iterator(dict);
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while ((obj = prop_object_iterator_next(i)) != NULL) {
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key = prop_dictionary_keysym_cstring_nocopy(obj);
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val = prop_dictionary_get(dict, key);
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num = prop_number_unsigned_integer_value(val);
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if (arg == num)
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return key;
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}
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return "UNKNOWN";
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}
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static int
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acpi_debug_sysctl_layer(SYSCTLFN_ARGS)
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{
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char buf[ACPI_DEBUG_MAX];
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struct sysctlnode node;
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prop_object_t obj;
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int error;
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node = *rnode;
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node.sysctl_data = buf;
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(void)memcpy(node.sysctl_data, rnode->sysctl_data, ACPI_DEBUG_MAX);
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error = sysctl_lookup(SYSCTLFN_CALL(&node));
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if (error || newp == NULL)
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return error;
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obj = prop_dictionary_get(acpi_debug_layer_d, node.sysctl_data);
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if (obj == NULL)
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return EINVAL;
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AcpiDbgLayer = prop_number_unsigned_integer_value(obj);
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(void)memcpy(rnode->sysctl_data, node.sysctl_data, ACPI_DEBUG_MAX);
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return 0;
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}
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static int
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acpi_debug_sysctl_level(SYSCTLFN_ARGS)
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{
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char buf[ACPI_DEBUG_MAX];
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struct sysctlnode node;
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prop_object_t obj;
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int error;
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node = *rnode;
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node.sysctl_data = buf;
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(void)memcpy(node.sysctl_data, rnode->sysctl_data, ACPI_DEBUG_MAX);
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error = sysctl_lookup(SYSCTLFN_CALL(&node));
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if (error || newp == NULL)
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return error;
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obj = prop_dictionary_get(acpi_debug_level_d, node.sysctl_data);
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if (obj == NULL)
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return EINVAL;
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AcpiDbgLevel = prop_number_unsigned_integer_value(obj);
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(void)memcpy(rnode->sysctl_data, node.sysctl_data, ACPI_DEBUG_MAX);
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return 0;
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}
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#endif /* ACPI_DEBUG */
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