38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
/* toshiba.h -- Linux driver for accessing the SMM on Toshiba laptops
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*
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* Copyright (c) 1996-2000 Jonathan A. Buzzard (jonathan@buzzard.org.uk)
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*
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* Thanks to Juergen Heinzl <juergen@monocerus.demon.co.uk> for the pointers
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* on making sure the structure is aligned and packed.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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*/
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#ifndef _UAPI_LINUX_TOSHIBA_H
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#define _UAPI_LINUX_TOSHIBA_H
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#define TOSH_PROC "/proc/toshiba"
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#define TOSH_DEVICE "/dev/toshiba"
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#define TOSH_SMM _IOWR('t', 0x90, int) /* broken: meant 24 bytes */
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typedef struct {
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unsigned int eax;
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unsigned int ebx __attribute__ ((packed));
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unsigned int ecx __attribute__ ((packed));
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unsigned int edx __attribute__ ((packed));
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unsigned int esi __attribute__ ((packed));
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unsigned int edi __attribute__ ((packed));
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} SMMRegisters;
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#endif /* _UAPI_LINUX_TOSHIBA_H */
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