diff options
Diffstat (limited to 'src/include/ipxe/acpi.h')
| -rw-r--r-- | src/include/ipxe/acpi.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/include/ipxe/acpi.h b/src/include/ipxe/acpi.h index f979ace..6d19f05 100644 --- a/src/include/ipxe/acpi.h +++ b/src/include/ipxe/acpi.h @@ -355,6 +355,8 @@ struct acpi_model { #define PROVIDE_ACPI_INLINE( _subsys, _api_func ) \ PROVIDE_SINGLE_API_INLINE ( ACPI_PREFIX_ ## _subsys, _api_func ) +extern userptr_t acpi_find_via_rsdt ( uint32_t signature, unsigned int index ); + /* Include all architecture-independent ACPI API headers */ #include <ipxe/null_acpi.h> #include <ipxe/efi/efi_acpi.h> @@ -369,13 +371,21 @@ struct acpi_model { */ userptr_t acpi_find_rsdt ( void ); +/** + * Locate ACPI table + * + * @v signature Requested table signature + * @v index Requested index of table with this signature + * @ret table Table, or UNULL if not found + */ +userptr_t acpi_find ( uint32_t signature, unsigned int index ); + extern struct acpi_descriptor * acpi_describe ( struct interface *interface ); #define acpi_describe_TYPE( object_type ) \ typeof ( struct acpi_descriptor * ( object_type ) ) extern void acpi_fix_checksum ( struct acpi_header *acpi ); -extern userptr_t acpi_find ( uint32_t signature, unsigned int index ); extern int acpi_sx ( uint32_t signature ); extern void acpi_add ( struct acpi_descriptor *desc ); extern void acpi_del ( struct acpi_descriptor *desc ); |