73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
/*
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* Copyright 2026 Great Scott Gadgets <info@greatscottgadgets.com>
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*
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* This file is part of HackRF.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include <stdint.h>
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/* 40.24 fixed-point */
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typedef uint64_t fp_40_24_t;
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/* one million in 40.24 fixed-point */
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#define FP_ONE_MHZ ((1000ULL * 1000ULL) << 24)
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/* one thousand in 40.24 fixed-point */
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#define FP_ONE_KHZ ((1000ULL) << 24)
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/* one in 40.24 fixed-point */
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#define FP_ONE_HZ (1 << 24)
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#define FP_MHZ(mhz) (mhz##ULL * FP_ONE_MHZ)
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#define FP_KHZ(khz) (khz##ULL * FP_ONE_KHZ)
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#define FP_HZ(hz) (hz##ULL * FP_ONE_HZ)
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/* 28.36 fixed-point */
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typedef uint64_t fp_28_36_t;
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/* one million in 28.36 fixed-point */
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#define SR_FP_ONE_MHZ ((1000ULL * 1000ULL) << 36)
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/* one thousand in 28.36 fixed-point */
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#define SR_FP_ONE_KHZ (1000ULL << 36)
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/* one in 28.36 fixed-point */
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#define SR_FP_ONE_HZ (1ULL << 36)
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#define SR_FP_MHZ(mhz) (mhz##ULL * SR_FP_ONE_MHZ)
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#define SR_FP_KHZ(khz) (khz##ULL * SR_FP_ONE_KHZ)
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#define SR_FP_HZ(hz) (hz##ULL * SR_FP_ONE_HZ)
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/* 1.63 fixed point */
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typedef uint64_t fp_1_63_t;
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#define FRAC_ONE (1ULL << 63)
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/* one hundredth in 1.63 fixed point */
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#define FRAC_ONE_PERCENT (FRAC_ONE / (100ULL))
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/* one thousandth in 1.63 fixed point */
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#define FRAC_ONE_PERMILLE (FRAC_ONE / (1000ULL))
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/* one millionth in 1.63 fixed point */
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#define FRAC_ONE_PPM (FRAC_ONE / (1000000ULL))
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/* one billionth in 1.63 fixed point */
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#define FRAC_ONE_PPB (FRAC_ONE / (1000000000ULL))
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