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- /*
- * Common functions for kernel modules using Dell SMBIOS
- *
- * Copyright (c) Red Hat <mjg@redhat.com>
- * Copyright (c) 2014 Gabriele Mazzotta <gabriele.mzt@gmail.com>
- * Copyright (c) 2014 Pali Rohár <pali.rohar@gmail.com>
- *
- * Based on documentation in the libsmbios package:
- * Copyright (C) 2005-2014 Dell Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
- #ifndef _DELL_SMBIOS_H_
- #define _DELL_SMBIOS_H_
- /* This structure will be modified by the firmware when we enter
- * system management mode, hence the volatiles */
- struct calling_interface_buffer {
- u16 class;
- u16 select;
- volatile u32 input[4];
- volatile u32 output[4];
- } __packed;
- struct calling_interface_token {
- u16 tokenID;
- u16 location;
- union {
- u16 value;
- u16 stringlength;
- };
- };
- int dell_smbios_error(int value);
- struct calling_interface_buffer *dell_smbios_get_buffer(void);
- void dell_smbios_clear_buffer(void);
- void dell_smbios_release_buffer(void);
- void dell_smbios_send_request(int class, int select);
- struct calling_interface_token *dell_smbios_find_token(int tokenid);
- #endif
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