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path: root/drivers/acpi/acpica/dbdisply.c
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Diffstat (limited to 'drivers/acpi/acpica/dbdisply.c')
-rw-r--r--drivers/acpi/acpica/dbdisply.c1108
1 files changed, 1108 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/dbdisply.c b/drivers/acpi/acpica/dbdisply.c
new file mode 100644
index 000000000000..672977ec7c7d
--- /dev/null
+++ b/drivers/acpi/acpica/dbdisply.c
@@ -0,0 +1,1108 @@
+/*******************************************************************************
+ *
+ * Module Name: dbdisply - debug display commands
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2015, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acnamesp.h"
+#include "acparser.h"
+#include "acinterp.h"
+#include "acdebug.h"
+
+#define _COMPONENT ACPI_CA_DEBUGGER
+ACPI_MODULE_NAME("dbdisply")
+
+/* Local prototypes */
+static void acpi_db_dump_parser_descriptor(union acpi_parse_object *op);
+
+static void *acpi_db_get_pointer(void *target);
+
+static acpi_status
+acpi_db_display_non_root_handlers(acpi_handle obj_handle,
+ u32 nesting_level,
+ void *context, void **return_value);
+
+/*
+ * System handler information.
+ * Used for Handlers command, in acpi_db_display_handlers.
+ */
+#define ACPI_PREDEFINED_PREFIX "%25s (%.2X) : "
+#define ACPI_HANDLER_NAME_STRING "%30s : "
+#define ACPI_HANDLER_PRESENT_STRING "%-9s (%p)\n"
+#define ACPI_HANDLER_PRESENT_STRING2 "%-9s (%p)"
+#define ACPI_HANDLER_NOT_PRESENT_STRING "%-9s\n"
+
+/* All predefined Address Space IDs */
+
+static acpi_adr_space_type acpi_gbl_space_id_list[] = {
+ ACPI_ADR_SPACE_SYSTEM_MEMORY,
+ ACPI_ADR_SPACE_SYSTEM_IO,
+ ACPI_ADR_SPACE_PCI_CONFIG,
+ ACPI_ADR_SPACE_EC,
+ ACPI_ADR_SPACE_SMBUS,
+ ACPI_ADR_SPACE_CMOS,
+ ACPI_ADR_SPACE_PCI_BAR_TARGET,
+ ACPI_ADR_SPACE_IPMI,
+ ACPI_ADR_SPACE_GPIO,
+ ACPI_ADR_SPACE_GSBUS,
+ ACPI_ADR_SPACE_DATA_TABLE,
+ ACPI_ADR_SPACE_FIXED_HARDWARE
+};
+
+/* Global handler information */
+
+typedef struct acpi_handler_info {
+ void *handler;
+ char *name;
+
+} acpi_handler_info;
+
+static struct acpi_handler_info acpi_gbl_handler_list[] = {
+ {&acpi_gbl_global_notify[0].handler, "System Notifications"},
+ {&acpi_gbl_global_notify[1].handler, "Device Notifications"},
+ {&acpi_gbl_table_handler, "ACPI Table Events"},
+ {&acpi_gbl_exception_handler, "Control Method Exceptions"},
+ {&acpi_gbl_interface_handler, "OSI Invocations"}
+};
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_get_pointer
+ *
+ * PARAMETERS: target - Pointer to string to be converted
+ *
+ * RETURN: Converted pointer
+ *
+ * DESCRIPTION: Convert an ascii pointer value to a real value
+ *
+ ******************************************************************************/
+
+static void *acpi_db_get_pointer(void *target)
+{
+ void *obj_ptr;
+ acpi_size address;
+
+ address = strtoul(target, NULL, 16);
+ obj_ptr = ACPI_TO_POINTER(address);
+ return (obj_ptr);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_dump_parser_descriptor
+ *
+ * PARAMETERS: op - A parser Op descriptor
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display a formatted parser object
+ *
+ ******************************************************************************/
+
+static void acpi_db_dump_parser_descriptor(union acpi_parse_object *op)
+{
+ const struct acpi_opcode_info *info;
+
+ info = acpi_ps_get_opcode_info(op->common.aml_opcode);
+
+ acpi_os_printf("Parser Op Descriptor:\n");
+ acpi_os_printf("%20.20s : %4.4X\n", "Opcode", op->common.aml_opcode);
+
+ ACPI_DEBUG_ONLY_MEMBERS(acpi_os_printf("%20.20s : %s\n", "Opcode Name",
+ info->name));
+
+ acpi_os_printf("%20.20s : %p\n", "Value/ArgList", op->common.value.arg);
+ acpi_os_printf("%20.20s : %p\n", "Parent", op->common.parent);
+ acpi_os_printf("%20.20s : %p\n", "NextOp", op->common.next);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_decode_and_display_object
+ *
+ * PARAMETERS: target - String with object to be displayed. Names
+ * and hex pointers are supported.
+ * output_type - Byte, Word, Dword, or Qword (B|W|D|Q)
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display a formatted ACPI object
+ *
+ ******************************************************************************/
+
+void acpi_db_decode_and_display_object(char *target, char *output_type)
+{
+ void *obj_ptr;
+ struct acpi_namespace_node *node;
+ union acpi_operand_object *obj_desc;
+ u32 display = DB_BYTE_DISPLAY;
+ char buffer[80];
+ struct acpi_buffer ret_buf;
+ acpi_status status;
+ u32 size;
+
+ if (!target) {
+ return;
+ }
+
+ /* Decode the output type */
+
+ if (output_type) {
+ acpi_ut_strupr(output_type);
+ if (output_type[0] == 'W') {
+ display = DB_WORD_DISPLAY;
+ } else if (output_type[0] == 'D') {
+ display = DB_DWORD_DISPLAY;
+ } else if (output_type[0] == 'Q') {
+ display = DB_QWORD_DISPLAY;
+ }
+ }
+
+ ret_buf.length = sizeof(buffer);
+ ret_buf.pointer = buffer;
+
+ /* Differentiate between a number and a name */
+
+ if ((target[0] >= 0x30) && (target[0] <= 0x39)) {
+ obj_ptr = acpi_db_get_pointer(target);
+ if (!acpi_os_readable(obj_ptr, 16)) {
+ acpi_os_printf
+ ("Address %p is invalid in this address space\n",
+ obj_ptr);
+ return;
+ }
+
+ /* Decode the object type */
+
+ switch (ACPI_GET_DESCRIPTOR_TYPE(obj_ptr)) {
+ case ACPI_DESC_TYPE_NAMED:
+
+ /* This is a namespace Node */
+
+ if (!acpi_os_readable
+ (obj_ptr, sizeof(struct acpi_namespace_node))) {
+ acpi_os_printf
+ ("Cannot read entire Named object at address %p\n",
+ obj_ptr);
+ return;
+ }
+
+ node = obj_ptr;
+ goto dump_node;
+
+ case ACPI_DESC_TYPE_OPERAND:
+
+ /* This is a ACPI OPERAND OBJECT */
+
+ if (!acpi_os_readable
+ (obj_ptr, sizeof(union acpi_operand_object))) {
+ acpi_os_printf
+ ("Cannot read entire ACPI object at address %p\n",
+ obj_ptr);
+ return;
+ }
+
+ acpi_ut_debug_dump_buffer(obj_ptr,
+ sizeof(union
+ acpi_operand_object),
+ display, ACPI_UINT32_MAX);
+ acpi_ex_dump_object_descriptor(obj_ptr, 1);
+ break;
+
+ case ACPI_DESC_TYPE_PARSER:
+
+ /* This is a Parser Op object */
+
+ if (!acpi_os_readable
+ (obj_ptr, sizeof(union acpi_parse_object))) {
+ acpi_os_printf
+ ("Cannot read entire Parser object at address %p\n",
+ obj_ptr);
+ return;
+ }
+
+ acpi_ut_debug_dump_buffer(obj_ptr,
+ sizeof(union
+ acpi_parse_object),
+ display, ACPI_UINT32_MAX);
+ acpi_db_dump_parser_descriptor((union acpi_parse_object
+ *)obj_ptr);
+ break;
+
+ default:
+
+ /* Is not a recognizeable object */
+
+ acpi_os_printf
+ ("Not a known ACPI internal object, descriptor type %2.2X\n",
+ ACPI_GET_DESCRIPTOR_TYPE(obj_ptr));
+
+ size = 16;
+ if (acpi_os_readable(obj_ptr, 64)) {
+ size = 64;
+ }
+
+ /* Just dump some memory */
+
+ acpi_ut_debug_dump_buffer(obj_ptr, size, display,
+ ACPI_UINT32_MAX);
+ break;
+ }
+
+ return;
+ }
+
+ /* The parameter is a name string that must be resolved to a Named obj */
+
+ node = acpi_db_local_ns_lookup(target);
+ if (!node) {
+ return;
+ }
+
+dump_node:
+ /* Now dump the NS node */
+
+ status = acpi_get_name(node, ACPI_FULL_PATHNAME_NO_TRAILING, &ret_buf);
+ if (ACPI_FAILURE(status)) {
+ acpi_os_printf("Could not convert name to pathname\n");
+ }
+
+ else {
+ acpi_os_printf("Object (%p) Pathname: %s\n",
+ node, (char *)ret_buf.pointer);
+ }
+
+ if (!acpi_os_readable(node, sizeof(struct acpi_namespace_node))) {
+ acpi_os_printf("Invalid Named object at address %p\n", node);
+ return;
+ }
+
+ acpi_ut_debug_dump_buffer((void *)node,
+ sizeof(struct acpi_namespace_node), display,
+ ACPI_UINT32_MAX);
+ acpi_ex_dump_namespace_node(node, 1);
+
+ obj_desc = acpi_ns_get_attached_object(node);
+ if (obj_desc) {
+ acpi_os_printf("\nAttached Object (%p):\n", obj_desc);
+ if (!acpi_os_readable
+ (obj_desc, sizeof(union acpi_operand_object))) {
+ acpi_os_printf
+ ("Invalid internal ACPI Object at address %p\n",
+ obj_desc);
+ return;
+ }
+
+ acpi_ut_debug_dump_buffer((void *)obj_desc,
+ sizeof(union acpi_operand_object),
+ display, ACPI_UINT32_MAX);
+ acpi_ex_dump_object_descriptor(obj_desc, 1);
+ }
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_method_info
+ *
+ * PARAMETERS: start_op - Root of the control method parse tree
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display information about the current method
+ *
+ ******************************************************************************/
+
+void acpi_db_display_method_info(union acpi_parse_object *start_op)
+{
+ struct acpi_walk_state *walk_state;
+ union acpi_operand_object *obj_desc;
+ struct acpi_namespace_node *node;
+ union acpi_parse_object *root_op;
+ union acpi_parse_object *op;
+ const struct acpi_opcode_info *op_info;
+ u32 num_ops = 0;
+ u32 num_operands = 0;
+ u32 num_operators = 0;
+ u32 num_remaining_ops = 0;
+ u32 num_remaining_operands = 0;
+ u32 num_remaining_operators = 0;
+ u8 count_remaining = FALSE;
+
+ walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
+ if (!walk_state) {
+ acpi_os_printf("There is no method currently executing\n");
+ return;
+ }
+
+ obj_desc = walk_state->method_desc;
+ node = walk_state->method_node;
+
+ acpi_os_printf("Currently executing control method is [%4.4s]\n",
+ acpi_ut_get_node_name(node));
+ acpi_os_printf("%X Arguments, SyncLevel = %X\n",
+ (u32)obj_desc->method.param_count,
+ (u32)obj_desc->method.sync_level);
+
+ root_op = start_op;
+ while (root_op->common.parent) {
+ root_op = root_op->common.parent;
+ }
+
+ op = root_op;
+
+ while (op) {
+ if (op == start_op) {
+ count_remaining = TRUE;
+ }
+
+ num_ops++;
+ if (count_remaining) {
+ num_remaining_ops++;
+ }
+
+ /* Decode the opcode */
+
+ op_info = acpi_ps_get_opcode_info(op->common.aml_opcode);
+ switch (op_info->class) {
+ case AML_CLASS_ARGUMENT:
+
+ if (count_remaining) {
+ num_remaining_operands++;
+ }
+
+ num_operands++;
+ break;
+
+ case AML_CLASS_UNKNOWN:
+
+ /* Bad opcode or ASCII character */
+
+ continue;
+
+ default:
+
+ if (count_remaining) {
+ num_remaining_operators++;
+ }
+
+ num_operators++;
+ break;
+ }
+
+ op = acpi_ps_get_depth_next(start_op, op);
+ }
+
+ acpi_os_printf
+ ("Method contains: %X AML Opcodes - %X Operators, %X Operands\n",
+ num_ops, num_operators, num_operands);
+
+ acpi_os_printf
+ ("Remaining to execute: %X AML Opcodes - %X Operators, %X Operands\n",
+ num_remaining_ops, num_remaining_operators,
+ num_remaining_operands);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_locals
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display all locals for the currently running control method
+ *
+ ******************************************************************************/
+
+void acpi_db_display_locals(void)
+{
+ struct acpi_walk_state *walk_state;
+
+ walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
+ if (!walk_state) {
+ acpi_os_printf("There is no method currently executing\n");
+ return;
+ }
+
+ acpi_db_decode_locals(walk_state);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_arguments
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display all arguments for the currently running control method
+ *
+ ******************************************************************************/
+
+void acpi_db_display_arguments(void)
+{
+ struct acpi_walk_state *walk_state;
+
+ walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
+ if (!walk_state) {
+ acpi_os_printf("There is no method currently executing\n");
+ return;
+ }
+
+ acpi_db_decode_arguments(walk_state);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_results
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display current contents of a method result stack
+ *
+ ******************************************************************************/
+
+void acpi_db_display_results(void)
+{
+ u32 i;
+ struct acpi_walk_state *walk_state;
+ union acpi_operand_object *obj_desc;
+ u32 result_count = 0;
+ struct acpi_namespace_node *node;
+ union acpi_generic_state *frame;
+ u32 index; /* Index onto current frame */
+
+ walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
+ if (!walk_state) {
+ acpi_os_printf("There is no method currently executing\n");
+ return;
+ }
+
+ obj_desc = walk_state->method_desc;
+ node = walk_state->method_node;
+
+ if (walk_state->results) {
+ result_count = walk_state->result_count;
+ }
+
+ acpi_os_printf("Method [%4.4s] has %X stacked result objects\n",
+ acpi_ut_get_node_name(node), result_count);
+
+ /* From the top element of result stack */
+
+ frame = walk_state->results;
+ index = (result_count - 1) % ACPI_RESULTS_FRAME_OBJ_NUM;
+
+ for (i = 0; i < result_count; i++) {
+ obj_desc = frame->results.obj_desc[index];
+ acpi_os_printf("Result%u: ", i);
+ acpi_db_display_internal_object(obj_desc, walk_state);
+
+ if (index == 0) {
+ frame = frame->results.next;
+ index = ACPI_RESULTS_FRAME_OBJ_NUM;
+ }
+
+ index--;
+ }
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_calling_tree
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display current calling tree of nested control methods
+ *
+ ******************************************************************************/
+
+void acpi_db_display_calling_tree(void)
+{
+ struct acpi_walk_state *walk_state;
+ struct acpi_namespace_node *node;
+
+ walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
+ if (!walk_state) {
+ acpi_os_printf("There is no method currently executing\n");
+ return;
+ }
+
+ node = walk_state->method_node;
+ acpi_os_printf("Current Control Method Call Tree\n");
+
+ while (walk_state) {
+ node = walk_state->method_node;
+ acpi_os_printf(" [%4.4s]\n", acpi_ut_get_node_name(node));
+
+ walk_state = walk_state->next;
+ }
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_object_type
+ *
+ * PARAMETERS: name - User entered NS node handle or name
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display type of an arbitrary NS node
+ *
+ ******************************************************************************/
+
+void acpi_db_display_object_type(char *name)
+{
+ struct acpi_namespace_node *node;
+ struct acpi_device_info *info;
+ acpi_status status;
+ u32 i;
+
+ node = acpi_db_convert_to_node(name);
+ if (!node) {
+ return;
+ }
+
+ status = acpi_get_object_info(ACPI_CAST_PTR(acpi_handle, node), &info);
+ if (ACPI_FAILURE(status)) {
+ acpi_os_printf("Could not get object info, %s\n",
+ acpi_format_exception(status));
+ return;
+ }
+
+ if (info->valid & ACPI_VALID_ADR) {
+ acpi_os_printf("ADR: %8.8X%8.8X, STA: %8.8X, Flags: %X\n",
+ ACPI_FORMAT_UINT64(info->address),
+ info->current_status, info->flags);
+ }
+ if (info->valid & ACPI_VALID_SXDS) {
+ acpi_os_printf("S1D-%2.2X S2D-%2.2X S3D-%2.2X S4D-%2.2X\n",
+ info->highest_dstates[0],
+ info->highest_dstates[1],
+ info->highest_dstates[2],
+ info->highest_dstates[3]);
+ }
+ if (info->valid & ACPI_VALID_SXWS) {
+ acpi_os_printf
+ ("S0W-%2.2X S1W-%2.2X S2W-%2.2X S3W-%2.2X S4W-%2.2X\n",
+ info->lowest_dstates[0], info->lowest_dstates[1],
+ info->lowest_dstates[2], info->lowest_dstates[3],
+ info->lowest_dstates[4]);
+ }
+
+ if (info->valid & ACPI_VALID_HID) {
+ acpi_os_printf("HID: %s\n", info->hardware_id.string);
+ }
+
+ if (info->valid & ACPI_VALID_UID) {
+ acpi_os_printf("UID: %s\n", info->unique_id.string);
+ }
+
+ if (info->valid & ACPI_VALID_SUB) {
+ acpi_os_printf("SUB: %s\n", info->subsystem_id.string);
+ }
+
+ if (info->valid & ACPI_VALID_CID) {
+ for (i = 0; i < info->compatible_id_list.count; i++) {
+ acpi_os_printf("CID %u: %s\n", i,
+ info->compatible_id_list.ids[i].string);
+ }
+ }
+
+ ACPI_FREE(info);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_result_object
+ *
+ * PARAMETERS: obj_desc - Object to be displayed
+ * walk_state - Current walk state
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display the result of an AML opcode
+ *
+ * Note: Curently only displays the result object if we are single stepping.
+ * However, this output may be useful in other contexts and could be enabled
+ * to do so if needed.
+ *
+ ******************************************************************************/
+
+void
+acpi_db_display_result_object(union acpi_operand_object *obj_desc,
+ struct acpi_walk_state *walk_state)
+{
+
+ /* Only display if single stepping */
+
+ if (!acpi_gbl_cm_single_step) {
+ return;
+ }
+
+ acpi_os_printf("ResultObj: ");
+ acpi_db_display_internal_object(obj_desc, walk_state);
+ acpi_os_printf("\n");
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_argument_object
+ *
+ * PARAMETERS: obj_desc - Object to be displayed
+ * walk_state - Current walk state
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display the result of an AML opcode
+ *
+ ******************************************************************************/
+
+void
+acpi_db_display_argument_object(union acpi_operand_object *obj_desc,
+ struct acpi_walk_state *walk_state)
+{
+
+ if (!acpi_gbl_cm_single_step) {
+ return;
+ }
+
+ acpi_os_printf("ArgObj: ");
+ acpi_db_display_internal_object(obj_desc, walk_state);
+}
+
+#if (!ACPI_REDUCED_HARDWARE)
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_gpes
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display the current GPE structures
+ *
+ ******************************************************************************/
+
+void acpi_db_display_gpes(void)
+{
+ struct acpi_gpe_block_info *gpe_block;
+ struct acpi_gpe_xrupt_info *gpe_xrupt_info;
+ struct acpi_gpe_event_info *gpe_event_info;
+ struct acpi_gpe_register_info *gpe_register_info;
+ char *gpe_type;
+ struct acpi_gpe_notify_info *notify;
+ u32 gpe_index;
+ u32 block = 0;
+ u32 i;
+ u32 j;
+ u32 count;
+ char buffer[80];
+ struct acpi_buffer ret_buf;
+ acpi_status status;
+
+ ret_buf.length = sizeof(buffer);
+ ret_buf.pointer = buffer;
+
+ block = 0;
+
+ /* Walk the GPE lists */
+
+ gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
+ while (gpe_xrupt_info) {
+ gpe_block = gpe_xrupt_info->gpe_block_list_head;
+ while (gpe_block) {
+ status = acpi_get_name(gpe_block->node,
+ ACPI_FULL_PATHNAME_NO_TRAILING,
+ &ret_buf);
+ if (ACPI_FAILURE(status)) {
+ acpi_os_printf
+ ("Could not convert name to pathname\n");
+ }
+
+ if (gpe_block->node == acpi_gbl_fadt_gpe_device) {
+ gpe_type = "FADT-defined GPE block";
+ } else {
+ gpe_type = "GPE Block Device";
+ }
+
+ acpi_os_printf
+ ("\nBlock %u - Info %p DeviceNode %p [%s] - %s\n",
+ block, gpe_block, gpe_block->node, buffer,
+ gpe_type);
+
+ acpi_os_printf(" Registers: %u (%u GPEs)\n",
+ gpe_block->register_count,
+ gpe_block->gpe_count);
+
+ acpi_os_printf
+ (" GPE range: 0x%X to 0x%X on interrupt %u\n",
+ gpe_block->block_base_number,
+ gpe_block->block_base_number +
+ (gpe_block->gpe_count - 1),
+ gpe_xrupt_info->interrupt_number);
+
+ acpi_os_printf
+ (" RegisterInfo: %p Status %8.8X%8.8X Enable %8.8X%8.8X\n",
+ gpe_block->register_info,
+ ACPI_FORMAT_UINT64(gpe_block->register_info->
+ status_address.address),
+ ACPI_FORMAT_UINT64(gpe_block->register_info->
+ enable_address.address));
+
+ acpi_os_printf(" EventInfo: %p\n",
+ gpe_block->event_info);
+
+ /* Examine each GPE Register within the block */
+
+ for (i = 0; i < gpe_block->register_count; i++) {
+ gpe_register_info =
+ &gpe_block->register_info[i];
+
+ acpi_os_printf(" Reg %u: (GPE %.2X-%.2X) "
+ "RunEnable %2.2X WakeEnable %2.2X"
+ " Status %8.8X%8.8X Enable %8.8X%8.8X\n",
+ i,
+ gpe_register_info->
+ base_gpe_number,
+ gpe_register_info->
+ base_gpe_number +
+ (ACPI_GPE_REGISTER_WIDTH - 1),
+ gpe_register_info->
+ enable_for_run,
+ gpe_register_info->
+ enable_for_wake,
+ ACPI_FORMAT_UINT64
+ (gpe_register_info->
+ status_address.address),
+ ACPI_FORMAT_UINT64
+ (gpe_register_info->
+ enable_address.address));
+
+ /* Now look at the individual GPEs in this byte register */
+
+ for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) {
+ gpe_index =
+ (i * ACPI_GPE_REGISTER_WIDTH) + j;
+ gpe_event_info =
+ &gpe_block->event_info[gpe_index];
+
+ if (ACPI_GPE_DISPATCH_TYPE
+ (gpe_event_info->flags) ==
+ ACPI_GPE_DISPATCH_NONE) {
+
+ /* This GPE is not used (no method or handler), ignore it */
+
+ continue;
+ }
+
+ acpi_os_printf
+ (" GPE %.2X: %p RunRefs %2.2X Flags %2.2X (",
+ gpe_block->block_base_number +
+ gpe_index, gpe_event_info,
+ gpe_event_info->runtime_count,
+ gpe_event_info->flags);
+
+ /* Decode the flags byte */
+
+ if (gpe_event_info->
+ flags & ACPI_GPE_LEVEL_TRIGGERED) {
+ acpi_os_printf("Level, ");
+ } else {
+ acpi_os_printf("Edge, ");
+ }
+
+ if (gpe_event_info->
+ flags & ACPI_GPE_CAN_WAKE) {
+ acpi_os_printf("CanWake, ");
+ } else {
+ acpi_os_printf("RunOnly, ");
+ }
+
+ switch (ACPI_GPE_DISPATCH_TYPE
+ (gpe_event_info->flags)) {
+ case ACPI_GPE_DISPATCH_NONE:
+
+ acpi_os_printf("NotUsed");
+ break;
+
+ case ACPI_GPE_DISPATCH_METHOD:
+
+ acpi_os_printf("Method");
+ break;
+
+ case ACPI_GPE_DISPATCH_HANDLER:
+
+ acpi_os_printf("Handler");
+ break;
+
+ case ACPI_GPE_DISPATCH_NOTIFY:
+
+ count = 0;
+ notify =
+ gpe_event_info->dispatch.
+ notify_list;
+ while (notify) {
+ count++;
+ notify = notify->next;
+ }
+
+ acpi_os_printf
+ ("Implicit Notify on %u devices",
+ count);
+ break;
+
+ case ACPI_GPE_DISPATCH_RAW_HANDLER:
+
+ acpi_os_printf("RawHandler");
+ break;
+
+ default:
+
+ acpi_os_printf("UNKNOWN: %X",
+ ACPI_GPE_DISPATCH_TYPE
+ (gpe_event_info->
+ flags));
+ break;
+ }
+
+ acpi_os_printf(")\n");
+ }
+ }
+
+ block++;
+ gpe_block = gpe_block->next;
+ }
+
+ gpe_xrupt_info = gpe_xrupt_info->next;
+ }
+}
+#endif /* !ACPI_REDUCED_HARDWARE */
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_handlers
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display the currently installed global handlers
+ *
+ ******************************************************************************/
+
+void acpi_db_display_handlers(void)
+{
+ union acpi_operand_object *obj_desc;
+ union acpi_operand_object *handler_obj;
+ acpi_adr_space_type space_id;
+ u32 i;
+
+ /* Operation region handlers */
+
+ acpi_os_printf("\nOperation Region Handlers at the namespace root:\n");
+
+ obj_desc = acpi_ns_get_attached_object(acpi_gbl_root_node);
+ if (obj_desc) {
+ for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_gbl_space_id_list); i++) {
+ space_id = acpi_gbl_space_id_list[i];
+ handler_obj = obj_desc->device.handler;
+
+ acpi_os_printf(ACPI_PREDEFINED_PREFIX,
+ acpi_ut_get_region_name((u8)space_id),
+ space_id);
+
+ while (handler_obj) {
+ if (acpi_gbl_space_id_list[i] ==
+ handler_obj->address_space.space_id) {
+ acpi_os_printf
+ (ACPI_HANDLER_PRESENT_STRING,
+ (handler_obj->address_space.
+ handler_flags &
+ ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)
+ ? "Default" : "User",
+ handler_obj->address_space.
+ handler);
+
+ goto found_handler;
+ }
+
+ handler_obj = handler_obj->address_space.next;
+ }
+
+ /* There is no handler for this space_id */
+
+ acpi_os_printf("None\n");
+
+found_handler: ;
+ }
+
+ /* Find all handlers for user-defined space_IDs */
+
+ handler_obj = obj_desc->device.handler;
+ while (handler_obj) {
+ if (handler_obj->address_space.space_id >=
+ ACPI_USER_REGION_BEGIN) {
+ acpi_os_printf(ACPI_PREDEFINED_PREFIX,
+ "User-defined ID",
+ handler_obj->address_space.
+ space_id);
+ acpi_os_printf(ACPI_HANDLER_PRESENT_STRING,
+ (handler_obj->address_space.
+ handler_flags &
+ ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)
+ ? "Default" : "User",
+ handler_obj->address_space.
+ handler);
+ }
+
+ handler_obj = handler_obj->address_space.next;
+ }
+ }
+#if (!ACPI_REDUCED_HARDWARE)
+
+ /* Fixed event handlers */
+
+ acpi_os_printf("\nFixed Event Handlers:\n");
+
+ for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
+ acpi_os_printf(ACPI_PREDEFINED_PREFIX,
+ acpi_ut_get_event_name(i), i);
+ if (acpi_gbl_fixed_event_handlers[i].handler) {
+ acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, "User",
+ acpi_gbl_fixed_event_handlers[i].
+ handler);
+ } else {
+ acpi_os_printf(ACPI_HANDLER_NOT_PRESENT_STRING, "None");
+ }
+ }
+
+#endif /* !ACPI_REDUCED_HARDWARE */
+
+ /* Miscellaneous global handlers */
+
+ acpi_os_printf("\nMiscellaneous Global Handlers:\n");
+
+ for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_gbl_handler_list); i++) {
+ acpi_os_printf(ACPI_HANDLER_NAME_STRING,
+ acpi_gbl_handler_list[i].name);
+
+ if (acpi_gbl_handler_list[i].handler) {
+ acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, "User",
+ acpi_gbl_handler_list[i].handler);
+ } else {
+ acpi_os_printf(ACPI_HANDLER_NOT_PRESENT_STRING, "None");
+ }
+ }
+
+ /* Other handlers that are installed throughout the namespace */
+
+ acpi_os_printf("\nOperation Region Handlers for specific devices:\n");
+
+ (void)acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
+ ACPI_UINT32_MAX,
+ acpi_db_display_non_root_handlers, NULL, NULL,
+ NULL);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_display_non_root_handlers
+ *
+ * PARAMETERS: acpi_walk_callback
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Display information about all handlers installed for a
+ * device object.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_db_display_non_root_handlers(acpi_handle obj_handle,
+ u32 nesting_level,
+ void *context, void **return_value)
+{
+ struct acpi_namespace_node *node =
+ ACPI_CAST_PTR(struct acpi_namespace_node, obj_handle);
+ union acpi_operand_object *obj_desc;
+ union acpi_operand_object *handler_obj;
+ char *pathname;
+
+ obj_desc = acpi_ns_get_attached_object(node);
+ if (!obj_desc) {
+ return (AE_OK);
+ }
+
+ pathname = acpi_ns_get_external_pathname(node);
+ if (!pathname) {
+ return (AE_OK);
+ }
+
+ /* Display all handlers associated with this device */
+
+ handler_obj = obj_desc->device.handler;
+ while (handler_obj) {
+ acpi_os_printf(ACPI_PREDEFINED_PREFIX,
+ acpi_ut_get_region_name((u8)handler_obj->
+ address_space.space_id),
+ handler_obj->address_space.space_id);
+
+ acpi_os_printf(ACPI_HANDLER_PRESENT_STRING2,
+ (handler_obj->address_space.handler_flags &
+ ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) ? "Default"
+ : "User", handler_obj->address_space.handler);
+
+ acpi_os_printf(" Device Name: %s (%p)\n", pathname, node);
+
+ handler_obj = handler_obj->address_space.next;
+ }
+
+ ACPI_FREE(pathname);
+ return (AE_OK);
+}