/usr/i686-linux-gnu/include/linux/toshiba.h is in linux-libc-dev-i386-cross 4.15.0-18.19cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* toshiba.h -- Linux driver for accessing the SMM on Toshiba laptops
*
* Copyright (c) 1996-2000 Jonathan A. Buzzard (jonathan@buzzard.org.uk)
* Copyright (c) 2015 Azael Avalos <coproscefalo@gmail.com>
*
* 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
/*
* Toshiba modules paths
*/
#define TOSH_PROC "/proc/toshiba"
#define TOSH_DEVICE "/dev/toshiba"
#define TOSHIBA_ACPI_PROC "/proc/acpi/toshiba"
#define TOSHIBA_ACPI_DEVICE "/dev/toshiba_acpi"
/*
* Toshiba SMM structure
*/
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;
/*
* IOCTLs (0x90 - 0x91)
*/
#define TOSH_SMM _IOWR('t', 0x90, SMMRegisters)
/*
* Convenience toshiba_acpi command.
*
* The System Configuration Interface (SCI) is opened/closed internally
* to avoid userspace of buggy BIOSes.
*
* The toshiba_acpi module checks whether the eax register is set with
* SCI_GET (0xf300) or SCI_SET (0xf400), returning -EINVAL if not.
*/
#define TOSHIBA_ACPI_SCI _IOWR('t', 0x91, SMMRegisters)
#endif /* _LINUX_TOSHIBA_H */
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