drivers/acpi/acpica/exdump.c

Source file repositories/reference/linux-study-clean/drivers/acpi/acpica/exdump.c

File Facts

System
Linux kernel
Corpus path
drivers/acpi/acpica/exdump.c
Extension
.c
Size
33613 bytes
Lines
1206
Domain
Driver Families
Bucket
drivers/acpi
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

if (!obj_desc) {
			return;
		}

		target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
		name = info->name;

		switch (info->opcode) {
		case ACPI_EXD_INIT:

			break;

		case ACPI_EXD_TYPE:

			acpi_os_printf("%20s : %2.2X [%s]\n", "Type",
				       obj_desc->common.type,
				       acpi_ut_get_object_type_name(obj_desc));
			break;

		case ACPI_EXD_UINT8:

			acpi_os_printf("%20s : %2.2X\n", name, *target);
			break;

		case ACPI_EXD_UINT16:

			acpi_os_printf("%20s : %4.4X\n", name,
				       ACPI_GET16(target));
			break;

		case ACPI_EXD_UINT32:

			acpi_os_printf("%20s : %8.8X\n", name,
				       ACPI_GET32(target));
			break;

		case ACPI_EXD_UINT64:

			acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
				       ACPI_FORMAT_UINT64(ACPI_GET64(target)));
			break;

		case ACPI_EXD_POINTER:
		case ACPI_EXD_ADDRESS:

			acpi_ex_out_pointer(name,
					    *ACPI_CAST_PTR(void *, target));
			break;

		case ACPI_EXD_STRING:

			acpi_ut_print_string(obj_desc->string.pointer,
					     ACPI_UINT8_MAX);
			acpi_os_printf("\n");
			break;

		case ACPI_EXD_BUFFER:

			ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
					 obj_desc->buffer.length);
			break;

		case ACPI_EXD_PACKAGE:

			/* Dump the package contents */

			acpi_os_printf("\nPackage Contents:\n");
			acpi_ex_dump_package_obj(obj_desc, 0, 0);
			break;

		case ACPI_EXD_FIELD:

			acpi_ex_dump_object(obj_desc,
					    acpi_ex_dump_field_common);
			break;

		case ACPI_EXD_REFERENCE:

			acpi_ex_out_string("Class Name",
					   acpi_ut_get_reference_name
					   (obj_desc));
			acpi_ex_dump_reference_obj(obj_desc);
			break;

		case ACPI_EXD_LIST:

			start = *ACPI_CAST_PTR(void *, target);
			next = start;

			acpi_os_printf("%20s : %p ", name, next);

Annotation

Implementation Notes