| /freebsd/lib/libc/softfloat/ |
| H A D | softfloat-specialize | 1 /* $NetBSD: softfloat-specialize,v 1.6 2011/03/06 10:27:37 martin Exp $ */
8 This C source fragment is part of the SoftFloat IEC/IEEE Floating-point
14 National Science Foundation under grant MIP-9311980. The original version
15 of this code was written as part of a project to build a fixed-point vector
40 -------------------------------------------------------------------------------
41 Underflow tininess-detection mode, statically initialized to default value.
43 -------------------------------------------------------------------------------
55 -------------------------------------------------------------------------------
56 Raises the exceptions specified by `flags'. Floating-point traps can be
60 -------------------------------------------------------------------------------
[all …]
|
| /freebsd/lib/libc/softfloat/templates/ |
| H A D | softfloat-specialize | 5 This C source fragment is part of the SoftFloat IEC/IEEE Floating-point
11 National Science Foundation under grant MIP-9311980. The original version
12 of this code was written as part of a project to build a fixed-point vector
33 -------------------------------------------------------------------------------
34 Underflow tininess-detection mode, statically initialized to default value.
36 -------------------------------------------------------------------------------
41 -------------------------------------------------------------------------------
42 Raises the exceptions specified by `flags'. Floating-point traps can be
46 -------------------------------------------------------------------------------
56 -------------------------------------------------------------------------------
[all …]
|
| /freebsd/contrib/libpcap/ |
| H A D | pcap-tstamp.manmisc.in | 22 .TH PCAP-TSTAMP @MAN_MISC_INFO@ "14 July 2020"
24 pcap-tstamp \- packet time stamps in libpcap
41 capture device and when the networking stack time-stamps the packet;
48 a high-resolution timer might use a counter that runs at a rate
58 different CPU cores on a multi-core or multi-processor system might be
60 synchronized, so packets time-stamped by different cores might not have
68 the fraction-of-a-second part of the time stamp might roll over past
76 In addition, packets time-stamped by different cores might be
77 time-stamped in one order and added to the queue of packets for libpcap
82 packets; those time stamps are usually high-resolution time stamps, and
[all …]
|
| /freebsd/lib/libc/softfloat/bits64/ |
| H A D | softfloat.c | 4 * This version hacked for use with gcc -msoft-float by bjh21.
12 * SOFTFLOAT_FOR_GCC - build only those functions necessary for GCC (with
13 * -msoft-float) to work. Include "softfloat-for-gcc.h" to get them
20 This C source file is part of the SoftFloat IEC/IEEE Floating-point
26 National Science Foundation under grant MIP-9311980. The original version
27 of this code was written as part of a project to build a fixed-point vector
48 #include "softfloat-for-gcc.h"
66 -------------------------------------------------------------------------------
67 Floating-point rounding mode, extended double-precision rounding precision,
69 -------------------------------------------------------------------------------
[all …]
|
| /freebsd/share/man/man4/ |
| H A D | ow_temp.4 | 1 .\"-
2 .\" SPDX-License-Identifier: BSD-2-Clause
31 .Nd Dallas Semiconductor 1-Wire Temperature sensor
37 module supports many of the 1-Wire temperature sensors.
47 .Bl -column "DS18S20" "Econo 1-Wire Digital Thermometer" -compact
48 .It DS1820 Ta 1-Wire Digital Thermometer
49 .It DS18S20 Ta High-Precision 1-Wire Digital Thermometer
50 .It DS18B20 Ta Programmable Resolution 1-Wire Digital Thermometer
51 .It DS1822 Ta Econo 1-Wire Digital Thermometer
52 .It DS1825 Ta Programmable Resolution 1-Wire Digital Thermometer with 4-bit ID
[all …]
|
| H A D | hpet.4 | 30 .Nd High Precision Event Timer driver
35 .Bd -ragged -offset indent
41 .Bl -ohang
57 .Bd -literal
63 controls how much per-CPU event timers should driver attempt to register.
69 This driver uses High Precision Event Timer hardware (part of the chipset,
81 Interrupt can be either edge- or level-triggered.
88 Event timers provided by the driver support both one-shot an periodic modes
92 comparator as separate event timer or group them into one or several per-CPU
|
| /freebsd/sys/contrib/device-tree/Bindings/hwmon/ |
| H A D | sensirion,shtc1.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schema
[all...] |
| H A D | adi,ltc2947.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices LTC2947 high precision power and energy monitor
10 - Nuno Sá <nuno.sa@analog.com>
13 Analog Devices LTC2947 high precision power and energy monitor over SPI or I2C.
15 https://www.analog.com/media/en/technical-documentation/data-sheets/LTC2947.pdf
20 - adi,ltc2947
33 adi,accumulator-ctl-pol:
41 $ref: /schemas/types.yaml#/definitions/uint32-array
[all …]
|
| /freebsd/contrib/ncurses/form/ |
| H A D | fty_num.c | 2 * Copyright 2019-2020,2021 Thomas E. Dickey *
3 * Copyright 1998-2010,2012 Free Software Foundation, Inc. *
45 #define isDecimalPoint(c) ((c) == ((L && L->decimal_point) ? *(L->decimal_point) : '.'))
60 int precision; member
62 double high; member
69 int precision; member
71 double high; member
75 /*---------------------------------------------------------------------------
82 +--------------------------------------------------------------------------*/
96 argn->precision = args->precision; in Generic_This_Type()
[all …]
|
| H A D | fty_int.c | 3 * Copyright 1998-2010,2012 Free Software Foundation, Inc. *
50 int precision; member
52 long high; member
58 int precision; member
60 long high; member
64 /*---------------------------------------------------------------------------
71 +--------------------------------------------------------------------------*/
91 /*---------------------------------------------------------------------------
98 +--------------------------------------------------------------------------*/
104 arg.precision = va_arg(*ap, int); in Make_This_Type()
[all …]
|
| /freebsd/lib/msun/src/ |
| H A D | s_cbrtf.c | 1 /* s_cbrtf.c -- float version of s_cbrt.c.
24 B1 = 709958130, /* B1 = (127-127.0/3-0.03306235651)*2**23 */
25 B2 = 642849266; /* B2 = (127-127.0/3-24/3-0.03306235651)*2**23 */
34 u_int32_t high; in cbrtf() local
44 return(x); /* cbrt(+-0) is itself */ in cbrtf()
47 GET_FLOAT_WORD(high,t); in cbrtf()
48 SET_FLOAT_WORD(t,sign|((high&0x7fffffff)/3+B2)); in cbrtf()
53 * First step Halley iteration (solving t*t-x/t == 0) to 16 bits. In in cbrtf()
54 * double precision so that its terms can be arranged for efficiency in cbrtf()
62 * Second step Halley iteration to 47 bits. In double precision for in cbrtf()
[all …]
|
| H A D | math_private.h | 23 * n0 = ((*(int*)&one)>>29)^1; * index of high word *
24 * ix0 = *(n0+(int*)&x); * high word of x *
25 * ix1 = *((1-n0)+(int*)&x); * low word of x *
27 * value. That is non-ANSI, and, moreover, the gcc instruction
136 /* Get a 64-bit int from a double. */
172 /* Set a double from a 64-bit int. */
310 /* The above works on non-i386 too, but we use this to check v. */
316 * Attempt to get strict C99 semantics for assignment with non-C99 compilers.
378 __s = __w - (a); \
379 (b) = ((a) - (__w - __s)) + ((b) - __s); \
[all …]
|
| /freebsd/sys/net/ |
| H A D | sff8472.h | 1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2013 George V. Neville-Neil
33 * The following set of constants are from Document SFF-8472
43 * 0-95 Serial ID Defined by SFP MSA
44 * 96-127 Vendor Specific Data
45 * 128-255 Reserved
48 * 0-55 Alarm and Warning Thresholds
49 * 56-95 Cal Constants
50 * 96-119 Real Time Diagnostic Interface
[all …]
|
| /freebsd/lib/libc/softfloat/bits32/ |
| H A D | softfloat.c | 4 * This version hacked for use with gcc -msoft-float by bjh21.
12 * SOFTFLOAT_FOR_GCC - build only those functions necessary for GCC (with
13 * -msoft-float) to work. Include "softfloat-for-gcc.h" to get them
19 * is defined to be a 64-bit integer rather than a structure. The
27 This C source file is part of the SoftFloat IEC/IEEE Floating-Point
33 National Science Foundation under grant MIP-9311980. The original version
34 of this code was written as part of a project to build a fixed-point vector
55 #include "softfloat-for-gcc.h"
73 -------------------------------------------------------------------------------
74 Floating-point rounding mode and exception flags.
[all …]
|
| /freebsd/share/doc/papers/timecounter/ |
| H A D | timecounter.ms | 5 .\" ----------------------------------------------------------------------------
6 .\" "THE BEER-WARE LICENSE" (Revision 42):
9 .\" this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
10 .\" ----------------------------------------------------------------------------
16 .A "Poul-Henning Kamp" "The FreeBSD Project"
18 The FreeBSD timecounters are an architecture-independent implementation
21 multiplication to canonical timescales based on micro- or nano-seconds
23 synchronisation. Timecounters are implemented using lock-less
24 stable-storage based primitives which scale efficiently in SMP
71 can measure with the highest precision of all physical quantities.
[all …]
|
| /freebsd/contrib/ntp/libparse/ |
| H A D | info_trimble.c | 2 * Automatically generated - do not modify
16 { CMD_CMODESEL, "CMD_CMODESEL", "mode select (2-d, 3-D, auto) (0x22)", "", 0 },
24 { CMD_C2DALTITUDE, "CMD_C2DALTITUDE", "altitude for 2-D mode (0x2A)", "", 0 },
33 { CMD_CSAT1SAT, "CMD_CSAT1SAT", "satellite for 1-Sat mode (0x34)", "", 0 },
48 …{ CMD_CHIGH8CNT, "CMD_CHIGH8CNT", "high-8 (best 4) / high-6 (overdetermined) control (0x75)", "", …
59 …{ CMD_RSPOSXYZ, "CMD_RSPOSXYZ", "single precision XYZ position (0x42)", "gps_position(XYZ)", RO|DE…
65 { CMD_RMESSAGE, "CMD_RMESSAGE", "GPS system message (0x48)", "gps-message", RO|DEF },
74 …{ CMD_RSAT1BIAS, "CMD_RSAT1BIAS", "one-satellite bias & bias rate (0x54)", "trimble_sat1bias", RO …
86 …{ CMD_RHIGH8CNT, "CMD_RHIGH8CNT", "high-8 (best 4) / high-6 (overdetermined) control (0x76)", "tri…
89 …{ CMD_RDOUBLEXYZ, "CMD_RDOUBLEXYZ", "double precision XYZ (0x83)", "gps_position_ext(XYZ)", RO|DEF…
[all …]
|
| /freebsd/contrib/gdtoa/ |
| H A D | README | 1 This directory contains source for a library of binary -> decimal
2 and decimal -> binary conversion routines, for single-, double-,
3 and extended-precision IEEE binary floating-point arithmetic, and
4 other IEEE-like binary floating-point, including "double double",
7 T. J. Dekker, "A Floating-Point Technique for Extending the
8 Available Precision", Numer. Math. 18 (1971), pp. 224-242
12 "Inside Macintosh: PowerPC Numerics", Addison-Wesley, 1994
14 The conversion routines use double-precision floating-point arithmetic
15 and, where necessary, high precision integer arithmetic. The routines
18 David M. Gay, "Correctly Rounded Binary-Decimal and
[all …]
|
| /freebsd/share/man/man4/man4.i386/ |
| H A D | CPU_ELAN.4 | 1 .\" Copyright (c) 2003 Poul-Henning Kamp <phk@FreeBSD.org>
35 .Bl -item -compact
48 .Pa /dev/elan-mmcr
74 .Ql -
78 (lower-case ell) configures a
85 device (active high).
112 enables precision timestamping using the RFC2783 PPS-API via the
113 .Pa /dev/elan-mmcr
116 and the precision \(+- 125 nsec.
132 (active high) to become a
[all …]
|
| /freebsd/contrib/ntp/include/ |
| H A D | trimble.h | 2 * /src/NTP/ntp4-dev/include/trimble.h,v 4.6 2005/04/16 17:32:10 kardel RELEASE_20050508_A
8 * Copyright (c) 1998-2005 by Frank Kardel <kardel <AT> ntp.org>
39 * Trimble packet command codes - commands being sent/received
40 * keep comments formatted as shown - they are used to generate
48 #define CMD_CMODESEL 0x22 /* mode select (2-d, 3-D, auto) */
56 #define CMD_C2DALTITUDE 0x2A /* altitude for 2-D mode */
65 #define CMD_CSAT1SAT 0x34 /* satellite for 1-Sat mode */
80 #define CMD_CHIGH8CNT 0x75 /* high-8 (best 4) / high-6 (overdetermined) control */
87 #define CMD_RSPOSXYZ 0x42 /* single precision XYZ position:gps_position(XYZ):RO|DEF */
93 #define CMD_RMESSAGE 0x48 /* GPS system message:gps-message:RO|DEF */
[all …]
|
| /freebsd/lib/libc/quad/ |
| H A D | muldi3.c | 1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
8 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
60 * (2^n) (u1 v0 - u1 v1 + u0 v1 - u0 v0) +
65 * uv = (2^2n + 2^n) (u1 v1) + [u1v1 = high]
66 * (2^n) (u1 - u0) (v0 - v1) + [(u1-u0)... = mid]
69 * The terms (u1 v1), (u1 - u0) (v0 - v1), and (u0 v0) can all be done
70 * in just half the precision of the original. (Note that either or both
71 * of (u1 - u0) or (v0 - v1) may be negative.)
85 * (2^n)(high) + (2^n)(mid) + (2^n + 1)(low)
[all …]
|
| /freebsd/sys/libkern/arm/ |
| H A D | muldi3.c | 3 /*-
4 * SPDX-License-Identifier: BSD-3-Clause
10 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
62 * (2^n) (u1 v0 - u1 v1 + u0 v1 - u0 v0) +
67 * uv = (2^2n + 2^n) (u1 v1) + [u1v1 = high]
68 * (2^n) (u1 - u0) (v0 - v1) + [(u1-u0)... = mid]
71 * The terms (u1 v1), (u1 - u0) (v0 - v1), and (u0 v0) can all be done
72 * in just half the precision of the original. (Note that either or both
73 * of (u1 - u0) or (v0 - v1) may be negative.)
87 * (2^n)(high) + (2^n)(mid) + (2^n + 1)(low)
[all …]
|
| /freebsd/sys/contrib/device-tree/Bindings/ptp/ |
| H A D | ptp-qoriq.txt | 5 - compatible Should be "fsl,etsec-ptp" for eTSEC
6 Should be "fsl,fman-ptp-timer" for DPAA FMan
7 Should be "fsl,dpaa2-ptp" for DPAA2
8 Should be "fsl,enetc-ptp" for ENETC
9 - reg Offset and length of the register set for the device
10 - interrupts There should be at least two interrupts. Some devices
15 - fsl,cksel Timer reference clock source.
16 - fsl,tclk-period Timer reference clock period in nanoseconds.
17 - fsl,tmr-prsc Prescaler, divides the output clock.
18 - fsl,tmr-add Frequency compensation value.
[all …]
|
| /freebsd/sys/contrib/device-tree/Bindings/regulator/ |
| H A D | microchip,mcp16502.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MCP16502 - High-Performance PMIC
10 - Andrei Simion <andrei.simion@microchip.com>
16 of High-Performance mode (HPM).
22 lpm-gpios:
25 Note that this GPIO must remain high during
26 suspend-to-ram, keeping the PMIC into HIBERNATE mode.
31 lvin-supply:
[all …]
|
| /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/ppc/ |
| H A D | floatunditf.c | 3 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 // This file implements the PowerPC unsigned long long -> long double conversion
18 doublebits high = {.d = twop84}; in __floatunditf() local
21 high.x |= a >> 32; // 0x1.0p84 + high 32 bits of a in __floatunditf()
24 const double high_addend = high.d - twop84_plus_twop52; in __floatunditf()
26 // At this point, we have two double precision numbers in __floatunditf()
36 result.s.lo = (high_addend - result.s.hi) + low.d; in __floatunditf()
|
| /freebsd/sys/contrib/device-tree/Bindings/leds/ |
| H A D | leds-lp8860.txt | 1 * Texas Instruments - lp8860 4-Channel LED Driver
3 The LP8860-Q1 is an high-efficiency LED
4 driver with boost controller. It has 4 high-precision
9 - compatible :
11 - reg : I2C slave address
12 - #address-cells : 1
13 - #size-cells : 0
16 - enable-gpios : gpio pin to enable (active high)/disable the device.
17 - vled-supply : LED supply
20 - reg : 0
[all …]
|