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c8100dc464
All tool/utility signons. Dual-license module header. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
1183 lines
32 KiB
C
1183 lines
32 KiB
C
/*******************************************************************************
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*
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* Module Name: dbcmds - Miscellaneous debug commands and output routines
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*
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******************************************************************************/
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/*
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* Copyright (C) 2000 - 2016, Intel Corp.
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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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* 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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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#include <acpi/acpi.h>
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#include "accommon.h"
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#include "acevents.h"
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#include "acdebug.h"
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#include "acnamesp.h"
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#include "acresrc.h"
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#include "actables.h"
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#define _COMPONENT ACPI_CA_DEBUGGER
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ACPI_MODULE_NAME("dbcmds")
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/* Local prototypes */
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static void
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acpi_dm_compare_aml_resources(u8 *aml1_buffer,
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acpi_rsdesc_size aml1_buffer_length,
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u8 *aml2_buffer,
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acpi_rsdesc_size aml2_buffer_length);
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static acpi_status
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acpi_dm_test_resource_conversion(struct acpi_namespace_node *node, char *name);
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static acpi_status
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acpi_db_resource_callback(struct acpi_resource *resource, void *context);
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static acpi_status
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acpi_db_device_resources(acpi_handle obj_handle,
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u32 nesting_level, void *context, void **return_value);
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static void acpi_db_do_one_sleep_state(u8 sleep_state);
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static char *acpi_db_trace_method_name = NULL;
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_convert_to_node
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*
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* PARAMETERS: in_string - String to convert
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*
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* RETURN: Pointer to a NS node
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*
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* DESCRIPTION: Convert a string to a valid NS pointer. Handles numeric or
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* alphanumeric strings.
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*
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******************************************************************************/
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struct acpi_namespace_node *acpi_db_convert_to_node(char *in_string)
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{
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struct acpi_namespace_node *node;
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acpi_size address;
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if ((*in_string >= 0x30) && (*in_string <= 0x39)) {
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/* Numeric argument, convert */
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address = strtoul(in_string, NULL, 16);
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node = ACPI_TO_POINTER(address);
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if (!acpi_os_readable(node, sizeof(struct acpi_namespace_node))) {
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acpi_os_printf("Address %p is invalid", node);
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return (NULL);
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}
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/* Make sure pointer is valid NS node */
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if (ACPI_GET_DESCRIPTOR_TYPE(node) != ACPI_DESC_TYPE_NAMED) {
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acpi_os_printf
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("Address %p is not a valid namespace node [%s]\n",
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node, acpi_ut_get_descriptor_name(node));
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return (NULL);
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}
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} else {
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/*
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* Alpha argument: The parameter is a name string that must be
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* resolved to a Namespace object.
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*/
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node = acpi_db_local_ns_lookup(in_string);
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if (!node) {
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acpi_os_printf
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("Could not find [%s] in namespace, defaulting to root node\n",
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in_string);
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node = acpi_gbl_root_node;
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}
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}
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return (node);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_sleep
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*
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* PARAMETERS: object_arg - Desired sleep state (0-5). NULL means
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* invoke all possible sleep states.
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*
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* RETURN: Status
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*
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* DESCRIPTION: Simulate sleep/wake sequences
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*
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******************************************************************************/
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acpi_status acpi_db_sleep(char *object_arg)
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{
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u8 sleep_state;
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u32 i;
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ACPI_FUNCTION_TRACE(acpi_db_sleep);
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/* Null input (no arguments) means to invoke all sleep states */
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if (!object_arg) {
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acpi_os_printf("Invoking all possible sleep states, 0-%d\n",
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ACPI_S_STATES_MAX);
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for (i = 0; i <= ACPI_S_STATES_MAX; i++) {
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acpi_db_do_one_sleep_state((u8)i);
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}
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return_ACPI_STATUS(AE_OK);
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}
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/* Convert argument to binary and invoke the sleep state */
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sleep_state = (u8)strtoul(object_arg, NULL, 0);
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acpi_db_do_one_sleep_state(sleep_state);
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return_ACPI_STATUS(AE_OK);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_do_one_sleep_state
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*
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* PARAMETERS: sleep_state - Desired sleep state (0-5)
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*
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* RETURN: None
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*
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* DESCRIPTION: Simulate a sleep/wake sequence
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*
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******************************************************************************/
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static void acpi_db_do_one_sleep_state(u8 sleep_state)
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{
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acpi_status status;
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u8 sleep_type_a;
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u8 sleep_type_b;
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/* Validate parameter */
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if (sleep_state > ACPI_S_STATES_MAX) {
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acpi_os_printf("Sleep state %d out of range (%d max)\n",
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sleep_state, ACPI_S_STATES_MAX);
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return;
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}
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acpi_os_printf("\n---- Invoking sleep state S%d (%s):\n",
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sleep_state, acpi_gbl_sleep_state_names[sleep_state]);
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/* Get the values for the sleep type registers (for display only) */
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status =
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acpi_get_sleep_type_data(sleep_state, &sleep_type_a, &sleep_type_b);
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if (ACPI_FAILURE(status)) {
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acpi_os_printf("Could not evaluate [%s] method, %s\n",
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acpi_gbl_sleep_state_names[sleep_state],
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acpi_format_exception(status));
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return;
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}
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acpi_os_printf
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("Register values for sleep state S%d: Sleep-A: %.2X, Sleep-B: %.2X\n",
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sleep_state, sleep_type_a, sleep_type_b);
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/* Invoke the various sleep/wake interfaces */
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acpi_os_printf("**** Sleep: Prepare to sleep (S%d) ****\n",
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sleep_state);
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status = acpi_enter_sleep_state_prep(sleep_state);
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if (ACPI_FAILURE(status)) {
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goto error_exit;
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}
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acpi_os_printf("**** Sleep: Going to sleep (S%d) ****\n", sleep_state);
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status = acpi_enter_sleep_state(sleep_state);
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if (ACPI_FAILURE(status)) {
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goto error_exit;
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}
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acpi_os_printf("**** Wake: Prepare to return from sleep (S%d) ****\n",
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sleep_state);
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status = acpi_leave_sleep_state_prep(sleep_state);
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if (ACPI_FAILURE(status)) {
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goto error_exit;
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}
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acpi_os_printf("**** Wake: Return from sleep (S%d) ****\n",
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sleep_state);
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status = acpi_leave_sleep_state(sleep_state);
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if (ACPI_FAILURE(status)) {
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goto error_exit;
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}
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return;
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error_exit:
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ACPI_EXCEPTION((AE_INFO, status, "During invocation of sleep state S%d",
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sleep_state));
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_display_locks
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*
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* PARAMETERS: None
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*
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* RETURN: None
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*
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* DESCRIPTION: Display information about internal mutexes.
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*
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******************************************************************************/
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void acpi_db_display_locks(void)
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{
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u32 i;
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for (i = 0; i < ACPI_MAX_MUTEX; i++) {
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acpi_os_printf("%26s : %s\n", acpi_ut_get_mutex_name(i),
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acpi_gbl_mutex_info[i].thread_id ==
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ACPI_MUTEX_NOT_ACQUIRED ? "Locked" : "Unlocked");
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_display_table_info
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*
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* PARAMETERS: table_arg - Name of table to be displayed
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*
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* RETURN: None
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*
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* DESCRIPTION: Display information about loaded tables. Current
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* implementation displays all loaded tables.
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*
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******************************************************************************/
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void acpi_db_display_table_info(char *table_arg)
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{
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u32 i;
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struct acpi_table_desc *table_desc;
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acpi_status status;
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/* Header */
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acpi_os_printf("Idx ID Status Type "
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"TableHeader (Sig, Address, Length, Misc)\n");
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/* Walk the entire root table list */
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for (i = 0; i < acpi_gbl_root_table_list.current_table_count; i++) {
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table_desc = &acpi_gbl_root_table_list.tables[i];
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/* Index and Table ID */
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acpi_os_printf("%3u %.2u ", i, table_desc->owner_id);
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/* Decode the table flags */
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if (!(table_desc->flags & ACPI_TABLE_IS_LOADED)) {
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acpi_os_printf("NotLoaded ");
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} else {
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acpi_os_printf(" Loaded ");
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}
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switch (table_desc->flags & ACPI_TABLE_ORIGIN_MASK) {
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case ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL:
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acpi_os_printf("External/virtual ");
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break;
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case ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL:
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acpi_os_printf("Internal/physical ");
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break;
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case ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL:
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acpi_os_printf("Internal/virtual ");
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break;
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default:
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acpi_os_printf("INVALID TYPE ");
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break;
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}
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/* Make sure that the table is mapped */
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status = acpi_tb_validate_table(table_desc);
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if (ACPI_FAILURE(status)) {
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return;
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}
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/* Dump the table header */
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if (table_desc->pointer) {
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acpi_tb_print_table_header(table_desc->address,
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table_desc->pointer);
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} else {
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/* If the pointer is null, the table has been unloaded */
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ACPI_INFO((AE_INFO, "%4.4s - Table has been unloaded",
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table_desc->signature.ascii));
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}
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_unload_acpi_table
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*
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* PARAMETERS: object_name - Namespace pathname for an object that
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* is owned by the table to be unloaded
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*
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* RETURN: None
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*
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* DESCRIPTION: Unload an ACPI table, via any namespace node that is owned
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* by the table.
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*
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******************************************************************************/
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void acpi_db_unload_acpi_table(char *object_name)
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{
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struct acpi_namespace_node *node;
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acpi_status status;
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/* Translate name to an Named object */
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node = acpi_db_convert_to_node(object_name);
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if (!node) {
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return;
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}
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status = acpi_unload_parent_table(ACPI_CAST_PTR(acpi_handle, node));
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if (ACPI_SUCCESS(status)) {
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acpi_os_printf("Parent of [%s] (%p) unloaded and uninstalled\n",
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object_name, node);
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} else {
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acpi_os_printf("%s, while unloading parent table of [%s]\n",
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acpi_format_exception(status), object_name);
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_send_notify
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*
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* PARAMETERS: name - Name of ACPI object where to send notify
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* value - Value of the notify to send.
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*
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* RETURN: None
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*
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* DESCRIPTION: Send an ACPI notification. The value specified is sent to the
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* named object as an ACPI notify.
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*
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******************************************************************************/
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void acpi_db_send_notify(char *name, u32 value)
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{
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struct acpi_namespace_node *node;
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acpi_status status;
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/* Translate name to an Named object */
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node = acpi_db_convert_to_node(name);
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if (!node) {
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return;
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}
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/* Dispatch the notify if legal */
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if (acpi_ev_is_notify_object(node)) {
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status = acpi_ev_queue_notify_request(node, value);
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if (ACPI_FAILURE(status)) {
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acpi_os_printf("Could not queue notify\n");
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}
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} else {
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acpi_os_printf("Named object [%4.4s] Type %s, "
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"must be Device/Thermal/Processor type\n",
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acpi_ut_get_node_name(node),
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acpi_ut_get_type_name(node->type));
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}
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}
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|
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_display_interfaces
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*
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* PARAMETERS: action_arg - Null, "install", or "remove"
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* interface_name_arg - Name for install/remove options
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*
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* RETURN: None
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*
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* DESCRIPTION: Display or modify the global _OSI interface list
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*
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******************************************************************************/
|
|
|
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void acpi_db_display_interfaces(char *action_arg, char *interface_name_arg)
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{
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struct acpi_interface_info *next_interface;
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char *sub_string;
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acpi_status status;
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|
|
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/* If no arguments, just display current interface list */
|
|
|
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if (!action_arg) {
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(void)acpi_os_acquire_mutex(acpi_gbl_osi_mutex,
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ACPI_WAIT_FOREVER);
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|
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next_interface = acpi_gbl_supported_interfaces;
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while (next_interface) {
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if (!(next_interface->flags & ACPI_OSI_INVALID)) {
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acpi_os_printf("%s\n", next_interface->name);
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}
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|
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next_interface = next_interface->next;
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}
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|
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acpi_os_release_mutex(acpi_gbl_osi_mutex);
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return;
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}
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|
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/* If action_arg exists, so must interface_name_arg */
|
|
|
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if (!interface_name_arg) {
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acpi_os_printf("Missing Interface Name argument\n");
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return;
|
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}
|
|
|
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/* Uppercase the action for match below */
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|
|
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acpi_ut_strupr(action_arg);
|
|
|
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/* install - install an interface */
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|
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sub_string = strstr("INSTALL", action_arg);
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if (sub_string) {
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status = acpi_install_interface(interface_name_arg);
|
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if (ACPI_FAILURE(status)) {
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acpi_os_printf("%s, while installing \"%s\"\n",
|
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acpi_format_exception(status),
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interface_name_arg);
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}
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return;
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}
|
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|
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/* remove - remove an interface */
|
|
|
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sub_string = strstr("REMOVE", action_arg);
|
|
if (sub_string) {
|
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status = acpi_remove_interface(interface_name_arg);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("%s, while removing \"%s\"\n",
|
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acpi_format_exception(status),
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interface_name_arg);
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}
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return;
|
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}
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|
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/* Invalid action_arg */
|
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|
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acpi_os_printf("Invalid action argument: %s\n", action_arg);
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return;
|
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}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_display_template
|
|
*
|
|
* PARAMETERS: buffer_arg - Buffer name or address
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Dump a buffer that contains a resource template
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_display_template(char *buffer_arg)
|
|
{
|
|
struct acpi_namespace_node *node;
|
|
acpi_status status;
|
|
struct acpi_buffer return_buffer;
|
|
|
|
/* Translate buffer_arg to an Named object */
|
|
|
|
node = acpi_db_convert_to_node(buffer_arg);
|
|
if (!node || (node == acpi_gbl_root_node)) {
|
|
acpi_os_printf("Invalid argument: %s\n", buffer_arg);
|
|
return;
|
|
}
|
|
|
|
/* We must have a buffer object */
|
|
|
|
if (node->type != ACPI_TYPE_BUFFER) {
|
|
acpi_os_printf
|
|
("Not a Buffer object, cannot be a template: %s\n",
|
|
buffer_arg);
|
|
return;
|
|
}
|
|
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
|
|
/* Attempt to convert the raw buffer to a resource list */
|
|
|
|
status = acpi_rs_create_resource_list(node->object, &return_buffer);
|
|
|
|
acpi_db_set_output_destination(ACPI_DB_REDIRECTABLE_OUTPUT);
|
|
acpi_dbg_level |= ACPI_LV_RESOURCES;
|
|
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf
|
|
("Could not convert Buffer to a resource list: %s, %s\n",
|
|
buffer_arg, acpi_format_exception(status));
|
|
goto dump_buffer;
|
|
}
|
|
|
|
/* Now we can dump the resource list */
|
|
|
|
acpi_rs_dump_resource_list(ACPI_CAST_PTR(struct acpi_resource,
|
|
return_buffer.pointer));
|
|
|
|
dump_buffer:
|
|
acpi_os_printf("\nRaw data buffer:\n");
|
|
acpi_ut_debug_dump_buffer((u8 *)node->object->buffer.pointer,
|
|
node->object->buffer.length,
|
|
DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
|
|
|
|
acpi_db_set_output_destination(ACPI_DB_CONSOLE_OUTPUT);
|
|
return;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_dm_compare_aml_resources
|
|
*
|
|
* PARAMETERS: aml1_buffer - Contains first resource list
|
|
* aml1_buffer_length - Length of first resource list
|
|
* aml2_buffer - Contains second resource list
|
|
* aml2_buffer_length - Length of second resource list
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Compare two AML resource lists, descriptor by descriptor (in
|
|
* order to isolate a miscompare to an individual resource)
|
|
*
|
|
******************************************************************************/
|
|
|
|
static void
|
|
acpi_dm_compare_aml_resources(u8 *aml1_buffer,
|
|
acpi_rsdesc_size aml1_buffer_length,
|
|
u8 *aml2_buffer,
|
|
acpi_rsdesc_size aml2_buffer_length)
|
|
{
|
|
u8 *aml1;
|
|
u8 *aml2;
|
|
u8 *aml1_end;
|
|
u8 *aml2_end;
|
|
acpi_rsdesc_size aml1_length;
|
|
acpi_rsdesc_size aml2_length;
|
|
acpi_rsdesc_size offset = 0;
|
|
u8 resource_type;
|
|
u32 count = 0;
|
|
u32 i;
|
|
|
|
/* Compare overall buffer sizes (may be different due to size rounding) */
|
|
|
|
if (aml1_buffer_length != aml2_buffer_length) {
|
|
acpi_os_printf("**** Buffer length mismatch in converted "
|
|
"AML: Original %X, New %X ****\n",
|
|
aml1_buffer_length, aml2_buffer_length);
|
|
}
|
|
|
|
aml1 = aml1_buffer;
|
|
aml2 = aml2_buffer;
|
|
aml1_end = aml1_buffer + aml1_buffer_length;
|
|
aml2_end = aml2_buffer + aml2_buffer_length;
|
|
|
|
/* Walk the descriptor lists, comparing each descriptor */
|
|
|
|
while ((aml1 < aml1_end) && (aml2 < aml2_end)) {
|
|
|
|
/* Get the lengths of each descriptor */
|
|
|
|
aml1_length = acpi_ut_get_descriptor_length(aml1);
|
|
aml2_length = acpi_ut_get_descriptor_length(aml2);
|
|
resource_type = acpi_ut_get_resource_type(aml1);
|
|
|
|
/* Check for descriptor length match */
|
|
|
|
if (aml1_length != aml2_length) {
|
|
acpi_os_printf
|
|
("**** Length mismatch in descriptor [%.2X] type %2.2X, "
|
|
"Offset %8.8X Len1 %X, Len2 %X ****\n", count,
|
|
resource_type, offset, aml1_length, aml2_length);
|
|
}
|
|
|
|
/* Check for descriptor byte match */
|
|
|
|
else if (memcmp(aml1, aml2, aml1_length)) {
|
|
acpi_os_printf
|
|
("**** Data mismatch in descriptor [%.2X] type %2.2X, "
|
|
"Offset %8.8X ****\n", count, resource_type,
|
|
offset);
|
|
|
|
for (i = 0; i < aml1_length; i++) {
|
|
if (aml1[i] != aml2[i]) {
|
|
acpi_os_printf
|
|
("Mismatch at byte offset %.2X: is %2.2X, "
|
|
"should be %2.2X\n", i, aml2[i],
|
|
aml1[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Exit on end_tag descriptor */
|
|
|
|
if (resource_type == ACPI_RESOURCE_NAME_END_TAG) {
|
|
return;
|
|
}
|
|
|
|
/* Point to next descriptor in each buffer */
|
|
|
|
count++;
|
|
offset += aml1_length;
|
|
aml1 += aml1_length;
|
|
aml2 += aml2_length;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_dm_test_resource_conversion
|
|
*
|
|
* PARAMETERS: node - Parent device node
|
|
* name - resource method name (_CRS)
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Compare the original AML with a conversion of the AML to
|
|
* internal resource list, then back to AML.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static acpi_status
|
|
acpi_dm_test_resource_conversion(struct acpi_namespace_node *node, char *name)
|
|
{
|
|
acpi_status status;
|
|
struct acpi_buffer return_buffer;
|
|
struct acpi_buffer resource_buffer;
|
|
struct acpi_buffer new_aml;
|
|
union acpi_object *original_aml;
|
|
|
|
acpi_os_printf("Resource Conversion Comparison:\n");
|
|
|
|
new_aml.length = ACPI_ALLOCATE_LOCAL_BUFFER;
|
|
return_buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
|
|
resource_buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
|
|
|
|
/* Get the original _CRS AML resource template */
|
|
|
|
status = acpi_evaluate_object(node, name, NULL, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("Could not obtain %s: %s\n",
|
|
name, acpi_format_exception(status));
|
|
return (status);
|
|
}
|
|
|
|
/* Get the AML resource template, converted to internal resource structs */
|
|
|
|
status = acpi_get_current_resources(node, &resource_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiGetCurrentResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto exit1;
|
|
}
|
|
|
|
/* Convert internal resource list to external AML resource template */
|
|
|
|
status = acpi_rs_create_aml_resources(&resource_buffer, &new_aml);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiRsCreateAmlResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto exit2;
|
|
}
|
|
|
|
/* Compare original AML to the newly created AML resource list */
|
|
|
|
original_aml = return_buffer.pointer;
|
|
|
|
acpi_dm_compare_aml_resources(original_aml->buffer.pointer,
|
|
(acpi_rsdesc_size) original_aml->buffer.
|
|
length, new_aml.pointer,
|
|
(acpi_rsdesc_size) new_aml.length);
|
|
|
|
/* Cleanup and exit */
|
|
|
|
ACPI_FREE(new_aml.pointer);
|
|
exit2:
|
|
ACPI_FREE(resource_buffer.pointer);
|
|
exit1:
|
|
ACPI_FREE(return_buffer.pointer);
|
|
return (status);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_resource_callback
|
|
*
|
|
* PARAMETERS: acpi_walk_resource_callback
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Simple callback to exercise acpi_walk_resources and
|
|
* acpi_walk_resource_buffer.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static acpi_status
|
|
acpi_db_resource_callback(struct acpi_resource *resource, void *context)
|
|
{
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_device_resources
|
|
*
|
|
* PARAMETERS: acpi_walk_callback
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Display the _PRT/_CRS/_PRS resources for a device object.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static acpi_status
|
|
acpi_db_device_resources(acpi_handle obj_handle,
|
|
u32 nesting_level, void *context, void **return_value)
|
|
{
|
|
struct acpi_namespace_node *node;
|
|
struct acpi_namespace_node *prt_node = NULL;
|
|
struct acpi_namespace_node *crs_node = NULL;
|
|
struct acpi_namespace_node *prs_node = NULL;
|
|
struct acpi_namespace_node *aei_node = NULL;
|
|
char *parent_path;
|
|
struct acpi_buffer return_buffer;
|
|
acpi_status status;
|
|
|
|
node = ACPI_CAST_PTR(struct acpi_namespace_node, obj_handle);
|
|
parent_path = acpi_ns_get_normalized_pathname(node, TRUE);
|
|
if (!parent_path) {
|
|
return (AE_NO_MEMORY);
|
|
}
|
|
|
|
/* Get handles to the resource methods for this device */
|
|
|
|
(void)acpi_get_handle(node, METHOD_NAME__PRT,
|
|
ACPI_CAST_PTR(acpi_handle, &prt_node));
|
|
(void)acpi_get_handle(node, METHOD_NAME__CRS,
|
|
ACPI_CAST_PTR(acpi_handle, &crs_node));
|
|
(void)acpi_get_handle(node, METHOD_NAME__PRS,
|
|
ACPI_CAST_PTR(acpi_handle, &prs_node));
|
|
(void)acpi_get_handle(node, METHOD_NAME__AEI,
|
|
ACPI_CAST_PTR(acpi_handle, &aei_node));
|
|
|
|
if (!prt_node && !crs_node && !prs_node && !aei_node) {
|
|
goto cleanup; /* Nothing to do */
|
|
}
|
|
|
|
acpi_os_printf("\nDevice: %s\n", parent_path);
|
|
|
|
/* Prepare for a return object of arbitrary size */
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
/* _PRT */
|
|
|
|
if (prt_node) {
|
|
acpi_os_printf("Evaluating _PRT\n");
|
|
|
|
status =
|
|
acpi_evaluate_object(prt_node, NULL, NULL, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("Could not evaluate _PRT: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_crs;
|
|
}
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
status = acpi_get_irq_routing_table(node, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("GetIrqRoutingTable failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_crs;
|
|
}
|
|
|
|
acpi_rs_dump_irq_list(ACPI_CAST_PTR(u8, acpi_gbl_db_buffer));
|
|
}
|
|
|
|
/* _CRS */
|
|
|
|
get_crs:
|
|
if (crs_node) {
|
|
acpi_os_printf("Evaluating _CRS\n");
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
status =
|
|
acpi_evaluate_object(crs_node, NULL, NULL, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("Could not evaluate _CRS: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_prs;
|
|
}
|
|
|
|
/* This code exercises the acpi_walk_resources interface */
|
|
|
|
status = acpi_walk_resources(node, METHOD_NAME__CRS,
|
|
acpi_db_resource_callback, NULL);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiWalkResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_prs;
|
|
}
|
|
|
|
/* Get the _CRS resource list (test ALLOCATE buffer) */
|
|
|
|
return_buffer.pointer = NULL;
|
|
return_buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
|
|
|
|
status = acpi_get_current_resources(node, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiGetCurrentResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_prs;
|
|
}
|
|
|
|
/* This code exercises the acpi_walk_resource_buffer interface */
|
|
|
|
status = acpi_walk_resource_buffer(&return_buffer,
|
|
acpi_db_resource_callback,
|
|
NULL);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiWalkResourceBuffer failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto end_crs;
|
|
}
|
|
|
|
/* Dump the _CRS resource list */
|
|
|
|
acpi_rs_dump_resource_list(ACPI_CAST_PTR(struct acpi_resource,
|
|
return_buffer.
|
|
pointer));
|
|
|
|
/*
|
|
* Perform comparison of original AML to newly created AML. This
|
|
* tests both the AML->Resource conversion and the Resource->AML
|
|
* conversion.
|
|
*/
|
|
(void)acpi_dm_test_resource_conversion(node, METHOD_NAME__CRS);
|
|
|
|
/* Execute _SRS with the resource list */
|
|
|
|
acpi_os_printf("Evaluating _SRS\n");
|
|
|
|
status = acpi_set_current_resources(node, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiSetCurrentResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto end_crs;
|
|
}
|
|
|
|
end_crs:
|
|
ACPI_FREE(return_buffer.pointer);
|
|
}
|
|
|
|
/* _PRS */
|
|
|
|
get_prs:
|
|
if (prs_node) {
|
|
acpi_os_printf("Evaluating _PRS\n");
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
status =
|
|
acpi_evaluate_object(prs_node, NULL, NULL, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("Could not evaluate _PRS: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_aei;
|
|
}
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
status = acpi_get_possible_resources(node, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiGetPossibleResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto get_aei;
|
|
}
|
|
|
|
acpi_rs_dump_resource_list(ACPI_CAST_PTR
|
|
(struct acpi_resource,
|
|
acpi_gbl_db_buffer));
|
|
}
|
|
|
|
/* _AEI */
|
|
|
|
get_aei:
|
|
if (aei_node) {
|
|
acpi_os_printf("Evaluating _AEI\n");
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
status =
|
|
acpi_evaluate_object(aei_node, NULL, NULL, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("Could not evaluate _AEI: %s\n",
|
|
acpi_format_exception(status));
|
|
goto cleanup;
|
|
}
|
|
|
|
return_buffer.pointer = acpi_gbl_db_buffer;
|
|
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
|
|
|
|
status = acpi_get_event_resources(node, &return_buffer);
|
|
if (ACPI_FAILURE(status)) {
|
|
acpi_os_printf("AcpiGetEventResources failed: %s\n",
|
|
acpi_format_exception(status));
|
|
goto cleanup;
|
|
}
|
|
|
|
acpi_rs_dump_resource_list(ACPI_CAST_PTR
|
|
(struct acpi_resource,
|
|
acpi_gbl_db_buffer));
|
|
}
|
|
|
|
cleanup:
|
|
ACPI_FREE(parent_path);
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_display_resources
|
|
*
|
|
* PARAMETERS: object_arg - String object name or object pointer.
|
|
* NULL or "*" means "display resources for
|
|
* all devices"
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Display the resource objects associated with a device.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_display_resources(char *object_arg)
|
|
{
|
|
struct acpi_namespace_node *node;
|
|
|
|
acpi_db_set_output_destination(ACPI_DB_REDIRECTABLE_OUTPUT);
|
|
acpi_dbg_level |= ACPI_LV_RESOURCES;
|
|
|
|
/* Asterisk means "display resources for all devices" */
|
|
|
|
if (!object_arg || (!strcmp(object_arg, "*"))) {
|
|
(void)acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
|
|
ACPI_UINT32_MAX,
|
|
acpi_db_device_resources, NULL, NULL,
|
|
NULL);
|
|
} else {
|
|
/* Convert string to object pointer */
|
|
|
|
node = acpi_db_convert_to_node(object_arg);
|
|
if (node) {
|
|
if (node->type != ACPI_TYPE_DEVICE) {
|
|
acpi_os_printf
|
|
("%4.4s: Name is not a device object (%s)\n",
|
|
node->name.ascii,
|
|
acpi_ut_get_type_name(node->type));
|
|
} else {
|
|
(void)acpi_db_device_resources(node, 0, NULL,
|
|
NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
acpi_db_set_output_destination(ACPI_DB_CONSOLE_OUTPUT);
|
|
}
|
|
|
|
#if (!ACPI_REDUCED_HARDWARE)
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_generate_gpe
|
|
*
|
|
* PARAMETERS: gpe_arg - Raw GPE number, ascii string
|
|
* block_arg - GPE block number, ascii string
|
|
* 0 or 1 for FADT GPE blocks
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Simulate firing of a GPE
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_generate_gpe(char *gpe_arg, char *block_arg)
|
|
{
|
|
u32 block_number = 0;
|
|
u32 gpe_number;
|
|
struct acpi_gpe_event_info *gpe_event_info;
|
|
|
|
gpe_number = strtoul(gpe_arg, NULL, 0);
|
|
|
|
/*
|
|
* If no block arg, or block arg == 0 or 1, use the FADT-defined
|
|
* GPE blocks.
|
|
*/
|
|
if (block_arg) {
|
|
block_number = strtoul(block_arg, NULL, 0);
|
|
if (block_number == 1) {
|
|
block_number = 0;
|
|
}
|
|
}
|
|
|
|
gpe_event_info =
|
|
acpi_ev_get_gpe_event_info(ACPI_TO_POINTER(block_number),
|
|
gpe_number);
|
|
if (!gpe_event_info) {
|
|
acpi_os_printf("Invalid GPE\n");
|
|
return;
|
|
}
|
|
|
|
(void)acpi_ev_gpe_dispatch(NULL, gpe_event_info, gpe_number);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_generate_sci
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Simulate an SCI -- just call the SCI dispatch.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_generate_sci(void)
|
|
{
|
|
acpi_ev_sci_dispatch();
|
|
}
|
|
|
|
#endif /* !ACPI_REDUCED_HARDWARE */
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_trace
|
|
*
|
|
* PARAMETERS: enable_arg - ENABLE/AML to enable tracer
|
|
* DISABLE to disable tracer
|
|
* method_arg - Method to trace
|
|
* once_arg - Whether trace once
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Control method tracing facility
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_trace(char *enable_arg, char *method_arg, char *once_arg)
|
|
{
|
|
u32 debug_level = 0;
|
|
u32 debug_layer = 0;
|
|
u32 flags = 0;
|
|
|
|
acpi_ut_strupr(enable_arg);
|
|
acpi_ut_strupr(once_arg);
|
|
|
|
if (method_arg) {
|
|
if (acpi_db_trace_method_name) {
|
|
ACPI_FREE(acpi_db_trace_method_name);
|
|
acpi_db_trace_method_name = NULL;
|
|
}
|
|
|
|
acpi_db_trace_method_name =
|
|
ACPI_ALLOCATE(strlen(method_arg) + 1);
|
|
if (!acpi_db_trace_method_name) {
|
|
acpi_os_printf("Failed to allocate method name (%s)\n",
|
|
method_arg);
|
|
return;
|
|
}
|
|
|
|
strcpy(acpi_db_trace_method_name, method_arg);
|
|
}
|
|
|
|
if (!strcmp(enable_arg, "ENABLE") ||
|
|
!strcmp(enable_arg, "METHOD") || !strcmp(enable_arg, "OPCODE")) {
|
|
if (!strcmp(enable_arg, "ENABLE")) {
|
|
|
|
/* Inherit current console settings */
|
|
|
|
debug_level = acpi_gbl_db_console_debug_level;
|
|
debug_layer = acpi_dbg_layer;
|
|
} else {
|
|
/* Restrict console output to trace points only */
|
|
|
|
debug_level = ACPI_LV_TRACE_POINT;
|
|
debug_layer = ACPI_EXECUTER;
|
|
}
|
|
|
|
flags = ACPI_TRACE_ENABLED;
|
|
|
|
if (!strcmp(enable_arg, "OPCODE")) {
|
|
flags |= ACPI_TRACE_OPCODE;
|
|
}
|
|
|
|
if (once_arg && !strcmp(once_arg, "ONCE")) {
|
|
flags |= ACPI_TRACE_ONESHOT;
|
|
}
|
|
}
|
|
|
|
(void)acpi_debug_trace(acpi_db_trace_method_name,
|
|
debug_level, debug_layer, flags);
|
|
}
|