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zephyr/include/sys/time_units.h

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/*
* Copyright (c) 2019 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_TIME_UNITS_H_
#define ZEPHYR_INCLUDE_TIME_UNITS_H_
#ifdef __cplusplus
extern "C" {
#endif
/** @brief System-wide macro to denote "forever" in milliseconds
*
* Usage of this macro is limited to APIs that want to expose a timeout value
* that can optionally be unlimited, or "forever".
* This macro can not be fed into kernel functions or macros directly. Use
* @ref SYS_TIMEOUT_MS instead.
*/
#define SYS_FOREVER_MS (-1)
/** @brief System-wide macro to convert milliseconds to kernel timeouts
*/
#define SYS_TIMEOUT_MS(ms) ((ms) == SYS_FOREVER_MS ? K_FOREVER : K_MSEC(ms))
/* Exhaustively enumerated, highly optimized time unit conversion API */
#if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
__syscall int z_clock_hw_cycles_per_sec_runtime_get(void);
static inline int z_impl_z_clock_hw_cycles_per_sec_runtime_get(void)
{
extern int z_clock_hw_cycles_per_sec;
return z_clock_hw_cycles_per_sec;
}
#endif /* CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME */
#if defined(__cplusplus) && __cplusplus >= 201402L
#if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
#define TIME_CONSTEXPR
#else
#define TIME_CONSTEXPR constexpr
#endif
#else
#define TIME_CONSTEXPR
#endif
static TIME_CONSTEXPR inline int sys_clock_hw_cycles_per_sec(void)
{
#if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
return z_clock_hw_cycles_per_sec_runtime_get();
#else
return CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC;
#endif
}
/* Time converter generator gadget. Selects from one of three
* conversion algorithms: ones that take advantage when the
* frequencies are an integer ratio (in either direction), or a full
* precision conversion. Clever use of extra arguments causes all the
* selection logic to be optimized out, and the generated code even
* reduces to 32 bit only if a ratio conversion is available and the
* result is 32 bits.
*
* This isn't intended to be used directly, instead being wrapped
* appropriately in a user-facing API. The boolean arguments are:
*
* const_hz - The hz arguments are known to be compile-time
* constants (because otherwise the modulus test would
* have to be done at runtime)
* result32 - The result will be truncated to 32 bits on use
* round_up - Return the ceiling of the resulting fraction
* round_off - Return the nearest value to the resulting fraction
* (pass both round_up/off as false to get "round_down")
*/
static TIME_CONSTEXPR ALWAYS_INLINE u64_t z_tmcvt(u64_t t, u32_t from_hz,
u32_t to_hz, bool const_hz,
bool result32, bool round_up,
bool round_off)
{
bool mul_ratio = const_hz &&
(to_hz > from_hz) && ((to_hz % from_hz) == 0);
bool div_ratio = const_hz &&
(from_hz > to_hz) && ((from_hz % to_hz) == 0);
if (from_hz == to_hz) {
return result32 ? ((u32_t)t) : t;
}
u64_t off = 0;
if (!mul_ratio) {
u32_t rdivisor = div_ratio ? (from_hz / to_hz) : from_hz;
if (round_up) {
off = rdivisor - 1;
} else if (round_off) {
off = rdivisor / 2;
}
}
/* Select (at build time!) between three different expressions for
* the same mathematical relationship, each expressed with and
* without truncation to 32 bits (I couldn't find a way to make
* the compiler correctly guess at the 32 bit result otherwise).
*/
if (div_ratio) {
t += off;
if (result32) {
return ((u32_t)t) / (from_hz / to_hz);
} else {
return t / (from_hz / to_hz);
}
} else if (mul_ratio) {
if (result32) {
return ((u32_t)t) * (to_hz / from_hz);
} else {
return t * (to_hz / from_hz);
}
} else {
if (result32) {
return (u32_t)((t * to_hz + off) / from_hz);
} else {
return (t * to_hz + off) / from_hz;
}
}
}
/* The following code is programmatically generated using this perl
* code, which enumerates all possible combinations of units, rounding
* modes and precision. Do not edit directly.
*
* Note that nano/microsecond conversions are only defined with 64 bit
* precision. These units conversions were not available in 32 bit
* variants historically, and doing 32 bit math with units that small
* has precision traps that we probably don't want to support in an
* official API.
*
* #!/usr/bin/perl -w
* use strict;
*
* my %human = ("ms" => "milliseconds",
* "us" => "microseconds",
* "ns" => "nanoseconds",
* "cyc" => "hardware cycles",
* "ticks" => "ticks");
*
* sub big { return $_[0] eq "us" || $_[0] eq "ns"; }
* sub prefix { return $_[0] eq "ms" || $_[0] eq "us" || $_[0] eq "ns"; }
*
* for my $from_unit ("ms", "us", "ns", "cyc", "ticks") {
* for my $to_unit ("ms", "us", "ns", "cyc", "ticks") {
* next if $from_unit eq $to_unit;
* next if prefix($from_unit) && prefix($to_unit);
* for my $round ("floor", "near", "ceil") {
* for(my $big=0; $big <= 1; $big++) {
* my $sz = $big ? 64 : 32;
* my $sym = "k_${from_unit}_to_${to_unit}_$round$sz";
* my $type = "u${sz}_t";
* my $const_hz = ($from_unit eq "cyc" || $to_unit eq "cyc")
* ? "Z_CCYC" : "true";
* my $ret32 = $big ? "false" : "true";
* my $rup = $round eq "ceil" ? "true" : "false";
* my $roff = $round eq "near" ? "true" : "false";
*
* my $hfrom = $human{$from_unit};
* my $hto = $human{$to_unit};
* print "/", "** \@brief Convert $hfrom to $hto\n";
* print " *\n";
* print " * Converts time values in $hfrom to $hto.\n";
* print " * Computes result in $sz bit precision.\n";
* if ($round eq "ceil") {
* print " * Rounds up to the next highest output unit.\n";
* } elsif ($round eq "near") {
* print " * Rounds to the nearest output unit.\n";
* } else {
* print " * Truncates to the next lowest output unit.\n";
* }
* print " *\n";
* print " * \@return The converted time value\n";
* print " *", "/\n";
*
* print "static TIME_CONSTEXPR inline $type $sym($type t)\n{\n\t";
* print "/", "* Generated. Do not edit. See above. *", "/\n\t";
* print "return z_tmcvt(t, Z_HZ_$from_unit, Z_HZ_$to_unit,";
* print " $const_hz, $ret32, $rup, $roff);\n";
* print "}\n\n";
* }
* }
* }
* }
*/
/* Some more concise declarations to simplify the generator script and
* save bytes below
*/
#define Z_HZ_ms 1000
#define Z_HZ_us 1000000
#define Z_HZ_ns 1000000000
#define Z_HZ_cyc sys_clock_hw_cycles_per_sec()
#define Z_HZ_ticks CONFIG_SYS_CLOCK_TICKS_PER_SEC
#define Z_CCYC (!IS_ENABLED(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME))
/** @brief Convert milliseconds to hardware cycles
*
* Converts time values in milliseconds to hardware cycles.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ms_to_cyc_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, true, false, false);
}
/** @brief Convert milliseconds to hardware cycles
*
* Converts time values in milliseconds to hardware cycles.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ms_to_cyc_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, false, false, false);
}
/** @brief Convert milliseconds to hardware cycles
*
* Converts time values in milliseconds to hardware cycles.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ms_to_cyc_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, true, false, true);
}
/** @brief Convert milliseconds to hardware cycles
*
* Converts time values in milliseconds to hardware cycles.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ms_to_cyc_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, false, false, true);
}
/** @brief Convert milliseconds to hardware cycles
*
* Converts time values in milliseconds to hardware cycles.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ms_to_cyc_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, true, true, false);
}
/** @brief Convert milliseconds to hardware cycles
*
* Converts time values in milliseconds to hardware cycles.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ms_to_cyc_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, false, true, false);
}
/** @brief Convert milliseconds to ticks
*
* Converts time values in milliseconds to ticks.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ms_to_ticks_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, true, false, false);
}
/** @brief Convert milliseconds to ticks
*
* Converts time values in milliseconds to ticks.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ms_to_ticks_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, false, false, false);
}
/** @brief Convert milliseconds to ticks
*
* Converts time values in milliseconds to ticks.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ms_to_ticks_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, true, false, true);
}
/** @brief Convert milliseconds to ticks
*
* Converts time values in milliseconds to ticks.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ms_to_ticks_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, false, false, true);
}
/** @brief Convert milliseconds to ticks
*
* Converts time values in milliseconds to ticks.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ms_to_ticks_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, true, true, false);
}
/** @brief Convert milliseconds to ticks
*
* Converts time values in milliseconds to ticks.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ms_to_ticks_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, false, true, false);
}
/** @brief Convert microseconds to hardware cycles
*
* Converts time values in microseconds to hardware cycles.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_us_to_cyc_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, true, false, false);
}
/** @brief Convert microseconds to hardware cycles
*
* Converts time values in microseconds to hardware cycles.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_us_to_cyc_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, false, false, false);
}
/** @brief Convert microseconds to hardware cycles
*
* Converts time values in microseconds to hardware cycles.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_us_to_cyc_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, true, false, true);
}
/** @brief Convert microseconds to hardware cycles
*
* Converts time values in microseconds to hardware cycles.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_us_to_cyc_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, false, false, true);
}
/** @brief Convert microseconds to hardware cycles
*
* Converts time values in microseconds to hardware cycles.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_us_to_cyc_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, true, true, false);
}
/** @brief Convert microseconds to hardware cycles
*
* Converts time values in microseconds to hardware cycles.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_us_to_cyc_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, false, true, false);
}
/** @brief Convert microseconds to ticks
*
* Converts time values in microseconds to ticks.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_us_to_ticks_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, true, false, false);
}
/** @brief Convert microseconds to ticks
*
* Converts time values in microseconds to ticks.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_us_to_ticks_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, false, false, false);
}
/** @brief Convert microseconds to ticks
*
* Converts time values in microseconds to ticks.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_us_to_ticks_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, true, false, true);
}
/** @brief Convert microseconds to ticks
*
* Converts time values in microseconds to ticks.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_us_to_ticks_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, false, false, true);
}
/** @brief Convert microseconds to ticks
*
* Converts time values in microseconds to ticks.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_us_to_ticks_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, true, true, false);
}
/** @brief Convert microseconds to ticks
*
* Converts time values in microseconds to ticks.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_us_to_ticks_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, false, true, false);
}
/** @brief Convert nanoseconds to hardware cycles
*
* Converts time values in nanoseconds to hardware cycles.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ns_to_cyc_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, true, false, false);
}
/** @brief Convert nanoseconds to hardware cycles
*
* Converts time values in nanoseconds to hardware cycles.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ns_to_cyc_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, false, false, false);
}
/** @brief Convert nanoseconds to hardware cycles
*
* Converts time values in nanoseconds to hardware cycles.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ns_to_cyc_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, true, false, true);
}
/** @brief Convert nanoseconds to hardware cycles
*
* Converts time values in nanoseconds to hardware cycles.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ns_to_cyc_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, false, false, true);
}
/** @brief Convert nanoseconds to hardware cycles
*
* Converts time values in nanoseconds to hardware cycles.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ns_to_cyc_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, true, true, false);
}
/** @brief Convert nanoseconds to hardware cycles
*
* Converts time values in nanoseconds to hardware cycles.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ns_to_cyc_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, false, true, false);
}
/** @brief Convert nanoseconds to ticks
*
* Converts time values in nanoseconds to ticks.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ns_to_ticks_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, true, false, false);
}
/** @brief Convert nanoseconds to ticks
*
* Converts time values in nanoseconds to ticks.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ns_to_ticks_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, false, false, false);
}
/** @brief Convert nanoseconds to ticks
*
* Converts time values in nanoseconds to ticks.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ns_to_ticks_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, true, false, true);
}
/** @brief Convert nanoseconds to ticks
*
* Converts time values in nanoseconds to ticks.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ns_to_ticks_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, false, false, true);
}
/** @brief Convert nanoseconds to ticks
*
* Converts time values in nanoseconds to ticks.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ns_to_ticks_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, true, true, false);
}
/** @brief Convert nanoseconds to ticks
*
* Converts time values in nanoseconds to ticks.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ns_to_ticks_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, false, true, false);
}
/** @brief Convert hardware cycles to milliseconds
*
* Converts time values in hardware cycles to milliseconds.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ms_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, true, false, false);
}
/** @brief Convert hardware cycles to milliseconds
*
* Converts time values in hardware cycles to milliseconds.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ms_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, false, false, false);
}
/** @brief Convert hardware cycles to milliseconds
*
* Converts time values in hardware cycles to milliseconds.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ms_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, true, false, true);
}
/** @brief Convert hardware cycles to milliseconds
*
* Converts time values in hardware cycles to milliseconds.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ms_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, false, false, true);
}
/** @brief Convert hardware cycles to milliseconds
*
* Converts time values in hardware cycles to milliseconds.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ms_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, true, true, false);
}
/** @brief Convert hardware cycles to milliseconds
*
* Converts time values in hardware cycles to milliseconds.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ms_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, false, true, false);
}
/** @brief Convert hardware cycles to microseconds
*
* Converts time values in hardware cycles to microseconds.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_us_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, true, false, false);
}
/** @brief Convert hardware cycles to microseconds
*
* Converts time values in hardware cycles to microseconds.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_us_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, false, false, false);
}
/** @brief Convert hardware cycles to microseconds
*
* Converts time values in hardware cycles to microseconds.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_us_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, true, false, true);
}
/** @brief Convert hardware cycles to microseconds
*
* Converts time values in hardware cycles to microseconds.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_us_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, false, false, true);
}
/** @brief Convert hardware cycles to microseconds
*
* Converts time values in hardware cycles to microseconds.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_us_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, true, true, false);
}
/** @brief Convert hardware cycles to microseconds
*
* Converts time values in hardware cycles to microseconds.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_us_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, false, true, false);
}
/** @brief Convert hardware cycles to nanoseconds
*
* Converts time values in hardware cycles to nanoseconds.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ns_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, true, false, false);
}
/** @brief Convert hardware cycles to nanoseconds
*
* Converts time values in hardware cycles to nanoseconds.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ns_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, false, false, false);
}
/** @brief Convert hardware cycles to nanoseconds
*
* Converts time values in hardware cycles to nanoseconds.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ns_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, true, false, true);
}
/** @brief Convert hardware cycles to nanoseconds
*
* Converts time values in hardware cycles to nanoseconds.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ns_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, false, false, true);
}
/** @brief Convert hardware cycles to nanoseconds
*
* Converts time values in hardware cycles to nanoseconds.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ns_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, true, true, false);
}
/** @brief Convert hardware cycles to nanoseconds
*
* Converts time values in hardware cycles to nanoseconds.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ns_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, false, true, false);
}
/** @brief Convert hardware cycles to ticks
*
* Converts time values in hardware cycles to ticks.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ticks_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, true, false, false);
}
/** @brief Convert hardware cycles to ticks
*
* Converts time values in hardware cycles to ticks.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ticks_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, false, false, false);
}
/** @brief Convert hardware cycles to ticks
*
* Converts time values in hardware cycles to ticks.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ticks_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, true, false, true);
}
/** @brief Convert hardware cycles to ticks
*
* Converts time values in hardware cycles to ticks.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ticks_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, false, false, true);
}
/** @brief Convert hardware cycles to ticks
*
* Converts time values in hardware cycles to ticks.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_cyc_to_ticks_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, true, true, false);
}
/** @brief Convert hardware cycles to ticks
*
* Converts time values in hardware cycles to ticks.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_cyc_to_ticks_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, false, true, false);
}
/** @brief Convert ticks to milliseconds
*
* Converts time values in ticks to milliseconds.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_ms_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, true, false, false);
}
/** @brief Convert ticks to milliseconds
*
* Converts time values in ticks to milliseconds.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_ms_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, false, false, false);
}
/** @brief Convert ticks to milliseconds
*
* Converts time values in ticks to milliseconds.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_ms_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, true, false, true);
}
/** @brief Convert ticks to milliseconds
*
* Converts time values in ticks to milliseconds.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_ms_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, false, false, true);
}
/** @brief Convert ticks to milliseconds
*
* Converts time values in ticks to milliseconds.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_ms_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, true, true, false);
}
/** @brief Convert ticks to milliseconds
*
* Converts time values in ticks to milliseconds.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_ms_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, false, true, false);
}
/** @brief Convert ticks to microseconds
*
* Converts time values in ticks to microseconds.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_us_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, true, false, false);
}
/** @brief Convert ticks to microseconds
*
* Converts time values in ticks to microseconds.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_us_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, false, false, false);
}
/** @brief Convert ticks to microseconds
*
* Converts time values in ticks to microseconds.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_us_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, true, false, true);
}
/** @brief Convert ticks to microseconds
*
* Converts time values in ticks to microseconds.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_us_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, false, false, true);
}
/** @brief Convert ticks to microseconds
*
* Converts time values in ticks to microseconds.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_us_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, true, true, false);
}
/** @brief Convert ticks to microseconds
*
* Converts time values in ticks to microseconds.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_us_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, false, true, false);
}
/** @brief Convert ticks to nanoseconds
*
* Converts time values in ticks to nanoseconds.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_ns_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, true, false, false);
}
/** @brief Convert ticks to nanoseconds
*
* Converts time values in ticks to nanoseconds.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_ns_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, false, false, false);
}
/** @brief Convert ticks to nanoseconds
*
* Converts time values in ticks to nanoseconds.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_ns_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, true, false, true);
}
/** @brief Convert ticks to nanoseconds
*
* Converts time values in ticks to nanoseconds.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_ns_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, false, false, true);
}
/** @brief Convert ticks to nanoseconds
*
* Converts time values in ticks to nanoseconds.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_ns_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, true, true, false);
}
/** @brief Convert ticks to nanoseconds
*
* Converts time values in ticks to nanoseconds.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_ns_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, false, true, false);
}
/** @brief Convert ticks to hardware cycles
*
* Converts time values in ticks to hardware cycles.
* Computes result in 32 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_cyc_floor32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, true, false, false);
}
/** @brief Convert ticks to hardware cycles
*
* Converts time values in ticks to hardware cycles.
* Computes result in 64 bit precision.
* Truncates to the next lowest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_cyc_floor64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, false, false, false);
}
/** @brief Convert ticks to hardware cycles
*
* Converts time values in ticks to hardware cycles.
* Computes result in 32 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_cyc_near32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, true, false, true);
}
/** @brief Convert ticks to hardware cycles
*
* Converts time values in ticks to hardware cycles.
* Computes result in 64 bit precision.
* Rounds to the nearest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_cyc_near64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, false, false, true);
}
/** @brief Convert ticks to hardware cycles
*
* Converts time values in ticks to hardware cycles.
* Computes result in 32 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u32_t k_ticks_to_cyc_ceil32(u32_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, true, true, false);
}
/** @brief Convert ticks to hardware cycles
*
* Converts time values in ticks to hardware cycles.
* Computes result in 64 bit precision.
* Rounds up to the next highest output unit.
*
* @return The converted time value
*/
static TIME_CONSTEXPR inline u64_t k_ticks_to_cyc_ceil64(u64_t t)
{
/* Generated. Do not edit. See above. */
return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, false, true, false);
}
#if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
#include <syscalls/time_units.h>
#endif
#undef TIME_CONSTEXPR
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* ZEPHYR_INCLUDE_TIME_UNITS_H_ */
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