| yu.dong | c33b307 | 2024-08-21 23:14:49 -0700 | [diff] [blame^] | 1 | /***************************************************************************** |
| 2 | * Copyright Statement: |
| 3 | * -------------------- |
| 4 | * This software is protected by Copyright and the information contained |
| 5 | * herein is confidential. The software may not be copied and the information |
| 6 | * contained herein may not be used or disclosed except with the written |
| 7 | * permission of MediaTek Inc. (C) 2005 |
| 8 | * |
| 9 | * BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES |
| 10 | * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE") |
| 11 | * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON |
| 12 | * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES, |
| 13 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF |
| 14 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT. |
| 15 | * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE |
| 16 | * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR |
| 17 | * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH |
| 18 | * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO |
| 19 | * NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S |
| 20 | * SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM. |
| 21 | * |
| 22 | * BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE |
| 23 | * LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE, |
| 24 | * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE, |
| 25 | * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO |
| 26 | * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. |
| 27 | * |
| 28 | * THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE |
| 29 | * WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF |
| 30 | * LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND |
| 31 | * RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER |
| 32 | * THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC). |
| 33 | * |
| 34 | *****************************************************************************/ |
| 35 | |
| 36 | /***************************************************************************** |
| 37 | * |
| 38 | * Filename: |
| 39 | * --------- |
| 40 | * divider_public.h |
| 41 | * |
| 42 | * Project: |
| 43 | * -------- |
| 44 | * Maui_Software |
| 45 | * |
| 46 | * Description: |
| 47 | * ------------ |
| 48 | * This file is for the public access for HW divider accelerator operation. |
| 49 | * |
| 50 | * Author: |
| 51 | * ------- |
| 52 | * ------- |
| 53 | * |
| 54 | *============================================================================ |
| 55 | * HISTORY |
| 56 | * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!! |
| 57 | *------------------------------------------------------------------------------ |
| 58 | * removed! |
| 59 | * removed! |
| 60 | * removed! |
| 61 | * |
| 62 | * removed! |
| 63 | * removed! |
| 64 | * removed! |
| 65 | * |
| 66 | * removed! |
| 67 | * removed! |
| 68 | * removed! |
| 69 | * |
| 70 | * removed! |
| 71 | * removed! |
| 72 | * removed! |
| 73 | * removed! |
| 74 | * removed! |
| 75 | * removed! |
| 76 | * removed! |
| 77 | * removed! |
| 78 | * removed! |
| 79 | * removed! |
| 80 | * removed! |
| 81 | * removed! |
| 82 | * removed! |
| 83 | * removed! |
| 84 | * removed! |
| 85 | * removed! |
| 86 | *------------------------------------------------------------------------------ |
| 87 | * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!! |
| 88 | *============================================================================ |
| 89 | ****************************************************************************/ |
| 90 | |
| 91 | #ifndef DIVIDER_PUBLIC_H |
| 92 | #define DIVIDER__PUBLIC_H |
| 93 | |
| 94 | #include "kal_general_types.h" |
| 95 | |
| 96 | #ifdef __HW_DIVIDER__ |
| 97 | |
| 98 | #define DIV_CONTROL_SIGNED_QUOTIENT_NONCONST 0x60000011 |
| 99 | #define DIV_CONTROL_SIGNED_REMAINDER_NONCONST 0x80000011 |
| 100 | |
| 101 | #define DIV_CONTROL_UNSIGNED_QUOTIENT_NONCONST 0x60000001 |
| 102 | #define DIV_CONTROL_UNSIGNED_REMAINDER_NONCONST 0x80000001 |
| 103 | |
| 104 | #define DIVIDE(a, b) (Divider_ON_OFF(a, b, DIV_CONTROL_SIGNED_QUOTIENT_NONCONST)) |
| 105 | #define MODULO(a, b) (Divider_ON_OFF(a, b, DIV_CONTROL_SIGNED_REMAINDER_NONCONST)) |
| 106 | |
| 107 | extern kal_uint32 Divider_ON_OFF(kal_uint32 divident, kal_uint32 divisor, kal_uint32 div_control); |
| 108 | |
| 109 | //; return kal_uint32: =Quotient if ((div_control>>27)==0x0C) |
| 110 | //; =Remainder if ((div_control>>27)==0x10) |
| 111 | //; For signed operation, if ((div_control & 0x00000010)==0x10), and input divident, |
| 112 | //; divisor, return value are all signed. |
| 113 | //; For unsigned operation, if ((div_control & 0x00000010)==0). |
| 114 | //; div_control=0x60000011 for signed, non-const operation, return signed quotient. |
| 115 | //; div_control=0x80000011 for signed, non-const operation, return signed remainder. |
| 116 | //; div_control=0x60000001 for unsigned, non-const operation, return unsigned quotient. |
| 117 | //; div_control=0x80000001 for unsigned, non-const operation, return unsigned remainder. |
| 118 | |
| 119 | #else |
| 120 | |
| 121 | #define DIVIDE( a, b ) ((a)/(b)) |
| 122 | #define MODULO( a, b ) ((a)%(b)) |
| 123 | |
| 124 | #endif |
| 125 | |
| 126 | #endif |
| 127 | |