[392] | 1 | ; Project name : XTIDE Universal BIOS |
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| 2 | ; Description : Functions for printing drive configuration |
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| 3 | ; information on Boot Menu. |
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[399] | 4 | ; |
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[392] | 5 | ; Included by BootMenuPrint.asm, this routine is to be inserted into |
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| 6 | ; BootMenuPrint_HardDiskRefreshInformation. |
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| 7 | ; |
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| 8 | |
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| 9 | ; |
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[399] | 10 | ; XTIDE Universal BIOS and Associated Tools |
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[392] | 11 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team. |
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| 12 | ; |
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| 13 | ; This program is free software; you can redistribute it and/or modify |
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| 14 | ; it under the terms of the GNU General Public License as published by |
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| 15 | ; the Free Software Foundation; either version 2 of the License, or |
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| 16 | ; (at your option) any later version. |
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[399] | 17 | ; |
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[392] | 18 | ; This program is distributed in the hope that it will be useful, |
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| 19 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 20 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 21 | ; GNU General Public License for more details. |
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[399] | 22 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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[392] | 23 | ; |
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[399] | 24 | |
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[392] | 25 | ; Section containing code |
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| 26 | SECTION .text |
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| 27 | |
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| 28 | ;;; fall-into from BootMenuPrint_HardDiskRefreshInformation. |
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| 29 | |
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| 30 | ;-------------------------------------------------------------------- |
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| 31 | ; Prints Hard Disk configuration for drive handled by our BIOS. |
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| 32 | ; Cursor is set to configuration header string position. |
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| 33 | ; |
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| 34 | ; BootMenuPrintCfg_ForOurDrive |
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| 35 | ; Parameters: |
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| 36 | ; DS:DI: Pointer to DPT |
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| 37 | ; Returns: |
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| 38 | ; Nothing |
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| 39 | ; Corrupts registers: |
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| 40 | ; AX, BX, CX, DX |
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| 41 | ;-------------------------------------------------------------------- |
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| 42 | .BootMenuPrintCfg_ForOurDrive: |
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| 43 | eMOVZX ax, [di+DPT.bIdevarsOffset] |
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| 44 | xchg bx, ax ; CS:BX now points to IDEVARS |
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[421] | 45 | ; Fall to .PushAddressingMode |
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[392] | 46 | |
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| 47 | ;-------------------------------------------------------------------- |
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[421] | 48 | ; .PushAddressingMode |
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[392] | 49 | ; Parameters: |
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| 50 | ; DS:DI: Ptr to DPT |
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| 51 | ; CS:BX: Ptr to IDEVARS |
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| 52 | ; Returns: |
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| 53 | ; Nothing (jumps to next push below) |
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| 54 | ; Corrupts registers: |
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[421] | 55 | ; AX, CX, DX |
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[392] | 56 | ;-------------------------------------------------------------------- |
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| 57 | .PushAddressingMode: |
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[422] | 58 | ACCESSDPT__GET_UNSHIFTED_TRANSLATE_MODE_TO_AXZF |
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[392] | 59 | ;; |
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| 60 | ;; This multiply both shifts the addressing mode bits down to low order bits, and |
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| 61 | ;; at the same time multiplies by the size of the string displacement. The result is in AH, |
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| 62 | ;; with AL clear, and so we exchange AL and AH after the multiply for the final result. |
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| 63 | ;; |
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[422] | 64 | mov cx, g_szAddressingModes_Displacement << (8-TRANSLATEMODE_FIELD_POSITION) |
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[421] | 65 | mul cx |
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| 66 | xchg al, ah ; AL = always zero after above multiplication |
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| 67 | add ax, g_szAddressingModes |
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[392] | 68 | push ax |
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[421] | 69 | ; Fall to .PushBlockMode |
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[392] | 70 | |
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| 71 | ;-------------------------------------------------------------------- |
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[421] | 72 | ; .PushBlockMode |
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[392] | 73 | ; Parameters: |
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| 74 | ; DS:DI: Ptr to DPT |
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| 75 | ; CS:BX: Ptr to IDEVARS |
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| 76 | ; Returns: |
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| 77 | ; Nothing (falls to next push below) |
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| 78 | ; Corrupts registers: |
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| 79 | ; AX |
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| 80 | ;-------------------------------------------------------------------- |
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| 81 | .PushBlockMode: |
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| 82 | mov ax, 1 |
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| 83 | test BYTE [di+DPT.bFlagsHigh], FLGH_DPT_BLOCK_MODE_SUPPORTED |
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| 84 | jz SHORT .PushBlockSizeFromAX |
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| 85 | mov al, [di+DPT_ATA.bBlockSize] |
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| 86 | .PushBlockSizeFromAX: |
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| 87 | push ax |
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| 88 | |
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| 89 | ;-------------------------------------------------------------------- |
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[473] | 90 | ; PushDeviceType |
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[392] | 91 | ; Parameters: |
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| 92 | ; DS:DI: Ptr to DPT |
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| 93 | ; CS:BX: Ptr to IDEVARS |
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| 94 | ; Returns: |
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| 95 | ; Nothing (jumps to next push below) |
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| 96 | ; Corrupts registers: |
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| 97 | ; AX, DX |
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| 98 | ;-------------------------------------------------------------------- |
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[473] | 99 | .PushDeviceType: |
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| 100 | mov al,g_szDeviceTypeValues_Displacement |
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| 101 | %ifdef MODULE_SERIAL |
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| 102 | mov ah, [cs:bx+IDEVARS.bDevice] |
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| 103 | test BYTE [di+DPT.bFlagsHigh], FLGH_DPT_SERIAL_DEVICE |
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| 104 | eCMOVZ ah, [di+DPT_ATA.bDevice] ; DPT_ATA contains up to date device information for IDE drives |
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| 105 | mul ah |
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| 106 | %else |
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| 107 | mul BYTE [di+DPT_ATA.bDevice] |
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| 108 | %endif |
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[392] | 109 | |
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| 110 | shr ax,1 ; divide by 2 since IDEVARS.bDevice is multiplied by 2 |
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| 111 | |
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[473] | 112 | add ax, g_szDeviceTypeValues |
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[392] | 113 | push ax |
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| 114 | |
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| 115 | ;-------------------------------------------------------------------- |
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| 116 | ; PushIRQ |
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| 117 | ; Parameters: |
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| 118 | ; DS:DI: Ptr to DPT |
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| 119 | ; CS:BX: Ptr to IDEVARS |
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| 120 | ; Returns: |
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| 121 | ; Nothing (falls to next push below) |
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| 122 | ; Corrupts registers: |
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| 123 | ; AX, DX |
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| 124 | ;-------------------------------------------------------------------- |
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| 125 | .PushIRQ: |
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| 126 | mov al, [cs:bx+IDEVARS.bIRQ] |
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| 127 | cbw |
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| 128 | push ax |
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| 129 | |
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| 130 | ;-------------------------------------------------------------------- |
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| 131 | ; PushResetStatus |
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| 132 | ; Parameters: |
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| 133 | ; DS:DI: Ptr to DPT |
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| 134 | ; CS:BX: Ptr to IDEVARS |
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| 135 | ; Returns: |
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| 136 | ; Nothing (falls to next push below) |
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| 137 | ; Corrupts registers: |
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| 138 | ; AX, BX, DX, ES |
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| 139 | ;-------------------------------------------------------------------- |
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| 140 | .PushResetStatus: |
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[422] | 141 | mov al, [di+DPT.bInitError] |
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[392] | 142 | push ax |
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| 143 | |
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| 144 | ;;; fall-out to BootMenuPrint_HardDiskRefreshInformation. |
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