[41] | 1 | ; Project name : Assembly Library |
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| 2 | ; Description : Menu timeouts other time related functions. |
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| 3 | |
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[376] | 4 | ; |
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[491] | 5 | ; XTIDE Universal BIOS and Associated Tools |
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[376] | 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team. |
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| 7 | ; |
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| 8 | ; This program is free software; you can redistribute it and/or modify |
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| 9 | ; it under the terms of the GNU General Public License as published by |
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| 10 | ; the Free Software Foundation; either version 2 of the License, or |
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| 11 | ; (at your option) any later version. |
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[491] | 12 | ; |
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[376] | 13 | ; This program is distributed in the hope that it will be useful, |
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| 14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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[491] | 16 | ; GNU General Public License for more details. |
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[376] | 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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| 18 | ; |
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| 19 | |
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[491] | 20 | |
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[41] | 21 | ; Section containing code |
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| 22 | SECTION .text |
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| 23 | |
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| 24 | ;-------------------------------------------------------------------- |
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[60] | 25 | ; MenuTime_StartSelectionTimeoutWithTicksInAX |
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[41] | 26 | ; Parameters |
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[60] | 27 | ; AX: Timeout ticks |
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[41] | 28 | ; SS:BP: Ptr to MENU |
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| 29 | ; Returns: |
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| 30 | ; Nothing |
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| 31 | ; Corrupts registers: |
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[60] | 32 | ; AX, BX |
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[41] | 33 | ;-------------------------------------------------------------------- |
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[370] | 34 | %ifndef EXCLUDE_FROM_XTIDECFG |
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[369] | 35 | ALIGN MENU_JUMP_ALIGN |
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[60] | 36 | MenuTime_StartSelectionTimeoutWithTicksInAX: |
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| 37 | push ds |
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| 38 | call PointDSBXtoTimeoutCounter |
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| 39 | call TimerTicks_InitializeTimeoutFromAX |
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| 40 | or BYTE [bp+MENU.bFlags], FLG_MENU_TIMEOUT_COUNTDOWN |
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| 41 | pop ds |
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[41] | 42 | ret |
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[370] | 43 | %endif |
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[41] | 44 | |
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| 45 | |
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| 46 | ;-------------------------------------------------------------------- |
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[60] | 47 | ; MenuTime_StopSelectionTimeout |
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[41] | 48 | ; Parameters |
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| 49 | ; SS:BP: Ptr to MENU |
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| 50 | ; Returns: |
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| 51 | ; Nothing |
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| 52 | ; Corrupts registers: |
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[60] | 53 | ; AX, BX, DX, SI, DI |
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[41] | 54 | ;-------------------------------------------------------------------- |
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[369] | 55 | ALIGN MENU_JUMP_ALIGN |
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[60] | 56 | MenuTime_StopSelectionTimeout: |
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| 57 | test BYTE [bp+MENU.bFlags], FLG_MENU_TIMEOUT_COUNTDOWN |
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[105] | 58 | jz SHORT TimeoutAlreadyStopped |
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[60] | 59 | and BYTE [bp+MENU.bFlags], ~FLG_MENU_TIMEOUT_COUNTDOWN |
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| 60 | jmp MenuBorders_RedrawBottomBorderLine |
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[41] | 61 | |
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| 62 | |
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| 63 | ;-------------------------------------------------------------------- |
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| 64 | ; MenuTime_UpdateSelectionTimeout |
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| 65 | ; Parameters |
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| 66 | ; SS:BP: Ptr to MENU |
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| 67 | ; Returns: |
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| 68 | ; CF: Set if timeout |
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| 69 | ; Cleared if time left |
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| 70 | ; Corrupts registers: |
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[60] | 71 | ; AX, BX, SI, DI |
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[41] | 72 | ;-------------------------------------------------------------------- |
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[369] | 73 | ALIGN MENU_JUMP_ALIGN |
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[41] | 74 | MenuTime_UpdateSelectionTimeout: |
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[60] | 75 | test BYTE [bp+MENU.bFlags], FLG_MENU_TIMEOUT_COUNTDOWN |
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| 76 | jz SHORT .ReturnSinceTimeoutDisabled |
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| 77 | |
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[41] | 78 | push ds |
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[45] | 79 | call PointDSBXtoTimeoutCounter |
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[60] | 80 | call TimerTicks_GetTimeoutTicksLeftToAXfromDSBX |
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[41] | 81 | pop ds |
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[60] | 82 | jnc SHORT .RedrawSinceNoTimeout |
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| 83 | and BYTE [bp+MENU.bFlags], ~FLG_MENU_TIMEOUT_COUNTDOWN |
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| 84 | stc |
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[41] | 85 | ret |
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| 86 | |
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[369] | 87 | ALIGN MENU_JUMP_ALIGN |
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[60] | 88 | .RedrawSinceNoTimeout: |
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[62] | 89 | call MenuBorders_RedrawBottomBorderLine |
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[60] | 90 | clc |
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[41] | 91 | .ReturnSinceTimeoutDisabled: |
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[105] | 92 | TimeoutAlreadyStopped: |
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[41] | 93 | ret |
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| 94 | |
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| 95 | |
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| 96 | ;-------------------------------------------------------------------- |
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[60] | 97 | ; MenuTime_GetTimeoutSecondsLeftToAX |
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[41] | 98 | ; Parameters |
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| 99 | ; SS:BP: Ptr to MENU |
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| 100 | ; Returns: |
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[45] | 101 | ; AX: Seconds until timeout |
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[41] | 102 | ; Corrupts registers: |
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[491] | 103 | ; Nothing |
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[41] | 104 | ;-------------------------------------------------------------------- |
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[369] | 105 | ALIGN MENU_JUMP_ALIGN |
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[60] | 106 | MenuTime_GetTimeoutSecondsLeftToAX: |
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| 107 | push ds |
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| 108 | push dx |
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| 109 | push cx |
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| 110 | push bx |
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| 111 | |
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[45] | 112 | call PointDSBXtoTimeoutCounter |
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[60] | 113 | call TimerTicks_GetTimeoutTicksLeftToAXfromDSBX |
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[62] | 114 | jc SHORT .TimeoutHasOccurredSoMakeSureTicksAreNotBelowZero |
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[60] | 115 | |
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[45] | 116 | xchg dx, ax |
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[60] | 117 | call TimerTicks_GetSecondsToAXfromTicksInDX |
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[491] | 118 | SKIP2B dx |
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[62] | 119 | .TimeoutHasOccurredSoMakeSureTicksAreNotBelowZero: |
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[60] | 120 | xor ax, ax |
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[133] | 121 | |
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[60] | 122 | pop bx |
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| 123 | pop cx |
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| 124 | pop dx |
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| 125 | pop ds |
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| 126 | ret |
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[41] | 127 | |
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| 128 | |
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| 129 | ;-------------------------------------------------------------------- |
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[45] | 130 | ; PointDSBXtoTimeoutCounter |
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[41] | 131 | ; Parameters |
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| 132 | ; SS:BP: Ptr to MENU |
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| 133 | ; Returns: |
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| 134 | ; DS:BX: Ptr to timeout counter |
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| 135 | ; Corrupts registers: |
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[45] | 136 | ; Nothing |
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[41] | 137 | ;-------------------------------------------------------------------- |
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[369] | 138 | ALIGN MENU_JUMP_ALIGN |
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[45] | 139 | PointDSBXtoTimeoutCounter: |
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| 140 | push ss |
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| 141 | pop ds |
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| 142 | lea bx, [bp+MENU.wTimeoutCounter] |
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| 143 | ret |
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