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-rw-r--r--contrib/syslinux-4.02/gpxe/src/interface/efi/efi_smbios.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/gpxe/src/interface/efi/efi_smbios.c b/contrib/syslinux-4.02/gpxe/src/interface/efi/efi_smbios.c
new file mode 100644
index 0000000..8caf624
--- /dev/null
+++ b/contrib/syslinux-4.02/gpxe/src/interface/efi/efi_smbios.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2008 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <errno.h>
+#include <gpxe/smbios.h>
+#include <gpxe/efi/efi.h>
+#include <gpxe/efi/Guid/SmBios.h>
+
+/** @file
+ *
+ * gPXE SMBIOS API for EFI
+ *
+ */
+
+/** SMBIOS configuration table */
+static struct smbios_entry *smbios_entry;
+EFI_USE_TABLE ( EFI_SMBIOS_TABLE, &smbios_entry, 0 );
+
+/**
+ * Find SMBIOS
+ *
+ * @v smbios SMBIOS entry point descriptor structure to fill in
+ * @ret rc Return status code
+ */
+static int efi_find_smbios ( struct smbios *smbios ) {
+
+ if ( ! smbios_entry ) {
+ DBG ( "No SMBIOS table provided\n" );
+ return -ENODEV;
+ }
+
+ if ( smbios_entry->signature != SMBIOS_SIGNATURE ) {
+ DBG ( "Invalid SMBIOS signature\n" );
+ return -ENODEV;
+ }
+
+ smbios->address = phys_to_user ( smbios_entry->smbios_address );
+ smbios->len = smbios_entry->smbios_len;
+ smbios->count = smbios_entry->smbios_count;
+ DBG ( "Found SMBIOS v%d.%d entry point at %p (%x+%zx)\n",
+ smbios_entry->major, smbios_entry->minor, smbios_entry,
+ smbios_entry->smbios_address, smbios->len );
+
+ return 0;
+}
+
+PROVIDE_SMBIOS ( efi, find_smbios, efi_find_smbios );