/******************************************************************************
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*
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* Copyright(c) 2007 - 2020 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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* wlanfae <wlanfae@realtek.com>
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* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
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* Hsinchu 300, Taiwan.
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*
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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*****************************************************************************/
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#ifndef __HALBB_MATH_LIB_H__
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#define __HALBB_MATH_LIB_H__
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/*@--------------------------[Define] ---------------------------------------*/
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#define MASKBYTE0 0xff
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#define MASKBYTE1 0xff00
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#define MASKBYTE2 0xff0000
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#define MASKBYTE3 0xff000000
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#define MASKHWORD 0xffff0000
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#define MASKLWORD 0x0000ffff
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#define MASKDWORD 0xffffffff
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#define RFREGOFFSETMASK 0xfffff
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#define KB_2_MB(val) ((val) >> 10)
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#define MAX_2(_x_, _y_) (((_x_) > (_y_)) ? (_x_) : (_y_))
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#define MIN_2(_x_, _y_) (((_x_) < (_y_)) ? (_x_) : (_y_))
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#define DIFF_2(_x_, _y_) (((_x_) >= (_y_)) ? ((_x_) - (_y_)) : ((_y_) - (_x_)))
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#define SUBTRACT_TO_0(_x_, _y_) (((_x_) >= (_y_)) ? ((_x_) - (_y_)) : 0)
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#define IS_GREATER(_x_, _y_) (((_x_) >= (_y_)) ? true : false)
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#define IS_LESS(_x_, _y_) (((_x_) < (_y_)) ? true : false)
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#define NOT_GREATER(_x_, _y_) (((_x_) > (_y_)) ? (_y_) : (_x_))
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#define BYTE_DUPLICATE_2_DWORD(B0) \
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(((B0) << 24) | ((B0) << 16) | ((B0) << 8) | (B0))
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#define BYTE_2_DWORD(B3, B2, B1, B0) \
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(((B3) << 24) | ((B2) << 16) | ((B1) << 8) | (B0))
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#define BYTE_2_WORD(B1, B0) \
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(((B1) << 8) | (B0))
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#define BIT_2_BYTE(B3, B2, B1, B0) \
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(((B3) << 3) | ((B2) << 2) | ((B1) << 1) | (B0))
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#define NIBBLE_2_BYTE(B1, B0) \
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((((B1) & 0xf) << 4) | ((B0) & 0xf))
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#define NIBBLE_2_WORD(B3, B2, B1, B0) \
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((((B3) & 0xf) << 12) | (((B2) & 0xf) << 8) |\
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(((B1) & 0xf) << 4) | ((B0) & 0xf))
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#define NIBBLE_2_DWORD(B7, B6, B5, B4, B3, B2, B1, B0) \
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((((B7) & 0xf) << 28) | (((B6) & 0xf) << 24) | \
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(((B5) & 0xf) << 20) | (((B4) & 0xf) << 16) | \
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(((B3) & 0xf) << 12) | (((B2) & 0xf) << 8) | \
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(((B1) & 0xf) << 4) | ((B0) & 0xf))
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#if PLATFOM_IS_LITTLE_ENDIAN
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#define SWAP4BYTE(x) ((u32)(x))
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#else
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#define SWAP4BYTE(x) \
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((u32)((((u32)(x) & (u32)0x000000ff) << 24) | \
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(((u32)(x) & (u32)0x0000ff00) << 8) | \
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(((u32)(x) & (u32)0x00ff0000) >> 8) | \
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(((u32)(x) & (u32)0xff000000) >> 24)))
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#endif
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#define HALBB_DIV(a, b) ((b) ? ((a) / (b)) : 0)
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#define HALBB_DIV_U64(a, b) ((b) ? (_os_division64((u64)(a), (u64)(b))) : 0)
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#define HALBB_DIV_ROUND(a, b) ((b) ? (((a) + (b / 2)) / (b)) : 0)
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#define HALBB_CEIL(a, b) ((b) ? ((a) / (b) + (a > (a / b) * b)) : 0)
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#define ABS_32(X) (((X) & BIT(31)) ? (0 - (X)) : (X))
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#define ABS_16(X) (((X) & BIT(15)) ? (0 - (X)) : (X))
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#define ABS_8(X) (((X) & BIT(7)) ? (0 - (X)) : (X))
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#define DIVIDED_2(X) ((X) >> 1)
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#define DIVIDED_3(X) (((X) + ((X) << 1) + ((X) << 3)) >> 5)
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#define DIVIDED_4(X) ((X) >> 2)
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#define WEIGHTING_AVG_2(v1, w1, v2, w2) \
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(((v1) * (w1) + (v2) * (w2)) / ((w2) + (w1)))
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#define MA_ACC(old, new_val, ma, ma_max) ((old) - ((old << (ma_max - ma)) >> (ma_max)) + (new_val << (ma_max - ma)))
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#define GET_MA_VAL(val, ma) (((val) + (1 << ((ma) - 1))) >> (ma))
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#define FRAC_BITS 3
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/*@--------------------------[Enum]------------------------------------------*/
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/*@--------------------------[Structure]-------------------------------------*/
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/*@--------------------------[Prptotype]-------------------------------------*/
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struct bb_info;
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s32 halbb_pwdb_conversion(s32 X, u32 total_bit, u32 decimal_bit);
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s32 halbb_sign_conversion(s32 val, u32 total_bit);
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u8 halbb_find_intrvl(struct bb_info *bb, u16 val, u8 *threshold, u8 len);
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void halbb_seq_sorting(struct bb_info *bb, u32 *val, u32 *idx, u32 *idx_out,
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u8 seq_length);
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u16 halbb_show_fraction_num(u32 frac_val, u8 bit_num);
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u16 halbb_ones_num_in_bitmap(u64 val, u8 size);
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u64 halbb_gen_mask_from_0(u8 mask_num);
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u64 halbb_gen_mask(u8 up_num, u8 low_num);
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u8 halbb_bitmask_lsb(struct bb_info *bb, u32 mask);
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u8 halbb_bitmask_msb(struct bb_info *bb, u32 mask);
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u32 halbb_cal_bit_shift(u32 bit_mask);
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s32 halbb_cnvrt_2_sign(u32 val, u8 bit_num);
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s64 halbb_cnvrt_2_sign_64(u64 val, u8 bit_num);
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void halbb_print_sign_frac_digit(struct bb_info *bb, u32 val, u8 total_bit_num,
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u8 frac_bit_num, char *buf, u16 buf_size);
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char *halbb_print_sign_frac_digit2(struct bb_info *bb, u32 val, u8 total_bit_num,
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u8 frac_bit_num);
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void halbb_print_buff_64(struct bb_info *bb, u8 *addr, u16 length);
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void halbb_print_buff_32(struct bb_info *bb, u8 *addr, u16 length);
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void halbb_math_dbg(struct bb_info *bb, char input[][16], u32 *_used,
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char *output, u32 *_out_len);
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#endif
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