From 02ec659b73b0998a275e79ec06a5b7d674dfad07 Mon Sep 17 00:00:00 2001 From: Michael Brown Date: Wed, 8 Sep 2021 12:53:12 +0100 Subject: [acpi] Generalise DSDT/SSDT data extraction logic Allow for the DSDT/SSDT signature-scanning and value extraction code to be reused for extracting a pass-through MAC address. Signed-off-by: Michael Brown --- src/include/ipxe/acpi.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/include/ipxe/acpi.h') diff --git a/src/include/ipxe/acpi.h b/src/include/ipxe/acpi.h index 81ef7ff76..7df3ec21c 100644 --- a/src/include/ipxe/acpi.h +++ b/src/include/ipxe/acpi.h @@ -387,7 +387,9 @@ acpi_describe ( struct interface *interface ); typeof ( struct acpi_descriptor * ( object_type ) ) extern void acpi_fix_checksum ( struct acpi_header *acpi ); -extern int acpi_sx ( uint32_t signature ); +extern int acpi_extract ( uint32_t signature, void *data, + int ( * extract ) ( userptr_t zsdt, size_t len, + size_t offset, void *data ) ); extern void acpi_add ( struct acpi_descriptor *desc ); extern void acpi_del ( struct acpi_descriptor *desc ); extern int acpi_install ( int ( * install ) ( struct acpi_header *acpi ) ); -- cgit v1.2.3-55-g7522