Commit 675dfa0a authored by Bob Moore's avatar Bob Moore Committed by Rafael J. Wysocki
Browse files

ACPICA: acpiexec: Add support for AML files containing multiple tables 

ACPICA commit 301f16e4037275888f65b88aec7231c1cd64339f

Add support for multi-AML-table files that originate from
either acpixtract or iASL.

Link: https://github.com/acpica/acpica/commit/301f16e4


Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLv Zheng <lv.zheng@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 5df2e3ed

drivers/acpi/acpica/acutils.h

+4 −0
Original line number Diff line number Diff line
@@ -356,6 +356,10 @@ acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node, 
 * utfileio - file operations

 */

#ifdef ACPI_APPLICATION



acpi_status

acpi_ut_read_tables_from_file(FILE * file, struct acpi_table_header **table);



acpi_status

acpi_ut_read_table_from_file(char *filename, struct acpi_table_header **table);

#endif

drivers/acpi/acpica/utfileio.c

+23 −0
Original line number Diff line number Diff line
@@ -291,6 +291,29 @@ acpi_ut_read_table(FILE * fp, 
 *

 ******************************************************************************/



acpi_status

acpi_ut_read_tables_from_file(FILE * file, struct acpi_table_header ** table)

{

	struct acpi_table_header table_header;

	s32 count;

	long position;



	position = ftell(file);

	count = fread(&table_header, 1, sizeof(struct acpi_table_header), file);

	if (count < sizeof(struct acpi_table_header)) {

		return (AE_CTRL_TERMINATE);

	}



	/* Allocate a buffer for the table */



	*table = acpi_os_allocate((size_t) table_header.length);

	fseek(file, position, SEEK_SET);



	count = fread(*table, 1, table_header.length, file);



	return (AE_OK);

}



acpi_status

acpi_ut_read_table_from_file(char *filename, struct acpi_table_header ** table)

{

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