| David Howells | 607ca46 | 2012-10-13 10:46:48 +0100 | [diff] [blame] | 1 | /* toshiba.h -- Linux driver for accessing the SMM on Toshiba laptops |
| 2 | * |
| 3 | * Copyright (c) 1996-2000 Jonathan A. Buzzard (jonathan@buzzard.org.uk) |
| 4 | * |
| 5 | * Thanks to Juergen Heinzl <juergen@monocerus.demon.co.uk> for the pointers |
| 6 | * on making sure the structure is aligned and packed. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms of the GNU General Public License as published by the |
| 10 | * Free Software Foundation; either version 2, or (at your option) any |
| 11 | * later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, but |
| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * General Public License for more details. |
| 17 | * |
| 18 | */ |
| 19 | |
| 20 | #ifndef _UAPI_LINUX_TOSHIBA_H |
| 21 | #define _UAPI_LINUX_TOSHIBA_H |
| 22 | |
| 23 | #define TOSH_PROC "/proc/toshiba" |
| 24 | #define TOSH_DEVICE "/dev/toshiba" |
| 25 | #define TOSH_SMM _IOWR('t', 0x90, int) /* broken: meant 24 bytes */ |
| 26 | |
| 27 | typedef struct { |
| 28 | unsigned int eax; |
| 29 | unsigned int ebx __attribute__ ((packed)); |
| 30 | unsigned int ecx __attribute__ ((packed)); |
| 31 | unsigned int edx __attribute__ ((packed)); |
| 32 | unsigned int esi __attribute__ ((packed)); |
| 33 | unsigned int edi __attribute__ ((packed)); |
| 34 | } SMMRegisters; |
| 35 | |
| 36 | |
| 37 | #endif /* _UAPI_LINUX_TOSHIBA_H */ |