| /* toshiba.h -- Linux driver for accessing the SMM on Toshiba laptops |
| * |
| * Copyright (c) 1996-2000 Jonathan A. Buzzard (jonathan@buzzard.org.uk) |
| * |
| * Thanks to Juergen Heinzl <juergen@monocerus.demon.co.uk> for the pointers |
| * on making sure the structure is aligned and packed. |
| * |
| * 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, or (at your option) 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. |
| * |
| */ |
| |
| #ifndef _LINUX_TOSHIBA_H |
| #define _LINUX_TOSHIBA_H |
| |
| #define TOSH_PROC "/proc/toshiba" |
| #define TOSH_DEVICE "/dev/toshiba" |
| #define TOSH_SMM _IOWR('t', 0x90, int) /* broken: meant 24 bytes */ |
| |
| typedef struct { |
| unsigned int eax; |
| unsigned int ebx __attribute__ ((packed)); |
| unsigned int ecx __attribute__ ((packed)); |
| unsigned int edx __attribute__ ((packed)); |
| unsigned int esi __attribute__ ((packed)); |
| unsigned int edi __attribute__ ((packed)); |
| } SMMRegisters; |
| |
| int tosh_smm(SMMRegisters *regs); |
| |
| #endif |