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- /*
- * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- * You can also choose to distribute this program under the terms of
- * the Unmodified Binary Distribution Licence (as given in the file
- * COPYING.UBDL), provided that you have satisfied its requirements.
- */
-
- FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
- #include <stdint.h>
- #include <string.h>
- #include <errno.h>
- #include <assert.h>
- #include <ipxe/uaccess.h>
- #include <ipxe/smbios.h>
- #include <realmode.h>
- #include <pnpbios.h>
-
- /** @file
- *
- * System Management BIOS
- *
- */
-
- /**
- * Find SMBIOS
- *
- * @v smbios SMBIOS entry point descriptor structure to fill in
- * @ret rc Return status code
- */
- static int bios_find_smbios ( struct smbios *smbios ) {
- struct smbios_entry entry;
- int rc;
-
- /* Scan through BIOS segment to find SMBIOS entry point */
- if ( ( rc = find_smbios_entry ( real_to_user ( BIOS_SEG, 0 ), 0x10000,
- &entry ) ) != 0 )
- return rc;
-
- /* Fill in entry point descriptor structure */
- smbios->address = phys_to_user ( entry.smbios_address );
- smbios->len = entry.smbios_len;
- smbios->count = entry.smbios_count;
- smbios->version = SMBIOS_VERSION ( entry.major, entry.minor );
-
- return 0;
- }
-
- PROVIDE_SMBIOS ( pcbios, find_smbios, bios_find_smbios );
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