diff options
Diffstat (limited to 'debian/grub-extras/disabled/gpxe/src/include/gpxe/acpi.h')
| -rw-r--r-- | debian/grub-extras/disabled/gpxe/src/include/gpxe/acpi.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/debian/grub-extras/disabled/gpxe/src/include/gpxe/acpi.h b/debian/grub-extras/disabled/gpxe/src/include/gpxe/acpi.h new file mode 100644 index 0000000..12edda9 --- /dev/null +++ b/debian/grub-extras/disabled/gpxe/src/include/gpxe/acpi.h @@ -0,0 +1,43 @@ +#ifndef _GPXE_ACPI_H +#define _GPXE_ACPI_H + +/** @file + * + * ACPI data structures + * + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <stdint.h> + +/** + * An ACPI description header + * + * This is the structure common to the start of all ACPI system + * description tables. + */ +struct acpi_description_header { + /** ACPI signature (4 ASCII characters) */ + char signature[4]; + /** Length of table, in bytes, including header */ + uint32_t length; + /** ACPI Specification minor version number */ + uint8_t revision; + /** To make sum of entire table == 0 */ + uint8_t checksum; + /** OEM identification */ + char oem_id[6]; + /** OEM table identification */ + char oem_table_id[8]; + /** OEM revision number */ + uint32_t oem_revision; + /** ASL compiler vendor ID */ + char asl_compiler_id[4]; + /** ASL compiler revision number */ + uint32_t asl_compiler_revision; +} __attribute__ (( packed )); + +extern void acpi_fix_checksum ( struct acpi_description_header *acpi ); + +#endif /* _GPXE_ACPI_H */ |