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author | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:11:46 +0300 |
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committer | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:33:28 +0300 |
commit | 61b3971447e473726d6cdb23fc298e457b4d973c (patch) | |
tree | e2a2a864bb7717f7ae6138f6a3194a254dd2c7bb /contrib/libs/linux-headers/linux/mmtimer.h | |
parent | a674dc57d88d43c2e8e90a6084d5d2c988e0402c (diff) | |
download | ydb-61b3971447e473726d6cdb23fc298e457b4d973c.tar.gz |
add sanitizers dependencies
Diffstat (limited to 'contrib/libs/linux-headers/linux/mmtimer.h')
-rw-r--r-- | contrib/libs/linux-headers/linux/mmtimer.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/contrib/libs/linux-headers/linux/mmtimer.h b/contrib/libs/linux-headers/linux/mmtimer.h new file mode 100644 index 00000000000..409fae1de38 --- /dev/null +++ b/contrib/libs/linux-headers/linux/mmtimer.h @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * Intel Multimedia Timer device interface + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (c) 2001-2004 Silicon Graphics, Inc. All rights reserved. + * + * This file should define an interface compatible with the IA-PC Multimedia + * Timers Draft Specification (rev. 0.97) from Intel. Note that some + * hardware may not be able to safely export its registers to userspace, + * so the ioctl interface should support all necessary functionality. + * + * 11/01/01 - jbarnes - initial revision + * 9/10/04 - Christoph Lameter - remove interrupt support + * 9/17/04 - jbarnes - remove test program, move some #defines to the driver + */ + +#ifndef _LINUX_MMTIMER_H +#define _LINUX_MMTIMER_H + +/* + * Breakdown of the ioctl's available. An 'optional' next to the command + * indicates that supporting this command is optional, while 'required' + * commands must be implemented if conformance is desired. + * + * MMTIMER_GETOFFSET - optional + * Should return the offset (relative to the start of the page where the + * registers are mapped) for the counter in question. + * + * MMTIMER_GETRES - required + * The resolution of the clock in femto (10^-15) seconds + * + * MMTIMER_GETFREQ - required + * Frequency of the clock in Hz + * + * MMTIMER_GETBITS - required + * Number of bits in the clock's counter + * + * MMTIMER_MMAPAVAIL - required + * Returns nonzero if the registers can be mmap'd into userspace, 0 otherwise + * + * MMTIMER_GETCOUNTER - required + * Gets the current value in the counter + */ +#define MMTIMER_IOCTL_BASE 'm' + +#define MMTIMER_GETOFFSET _IO(MMTIMER_IOCTL_BASE, 0) +#define MMTIMER_GETRES _IOR(MMTIMER_IOCTL_BASE, 1, unsigned long) +#define MMTIMER_GETFREQ _IOR(MMTIMER_IOCTL_BASE, 2, unsigned long) +#define MMTIMER_GETBITS _IO(MMTIMER_IOCTL_BASE, 4) +#define MMTIMER_MMAPAVAIL _IO(MMTIMER_IOCTL_BASE, 6) +#define MMTIMER_GETCOUNTER _IOR(MMTIMER_IOCTL_BASE, 9, unsigned long) + +#endif /* _LINUX_MMTIMER_H */ |