[88] | 1 | ; Project name : XTIDE Universal BIOS |
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[3] | 2 | ; Description : Functions for printing drive detection strings. |
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| 3 | |
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[376] | 4 | ; |
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| 5 | ; XTIDE Universal BIOS and Associated Tools |
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| 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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| 12 | ; |
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| 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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| 16 | ; GNU General Public License for more details. |
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| 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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[3] | 20 | ; Section containing code |
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| 21 | SECTION .text |
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| 22 | |
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| 23 | ;-------------------------------------------------------------------- |
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[392] | 24 | ; DetectPrint_InitializeDisplayContext |
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[386] | 25 | ; Parameters: |
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| 26 | ; Nothing |
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| 27 | ; Returns: |
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| 28 | ; Nothing |
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| 29 | ; Corrupts registers: |
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| 30 | ; AX, DI |
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| 31 | ;-------------------------------------------------------------------- |
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[392] | 32 | DetectPrint_InitializeDisplayContext: |
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| 33 | CALL_DISPLAY_LIBRARY InitializeDisplayContext |
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[386] | 34 | ret |
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| 35 | |
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| 36 | |
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| 37 | ;-------------------------------------------------------------------- |
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[392] | 38 | ; DetectPrint_GetSoftwareCoordinatesToAX |
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| 39 | ; Parameters: |
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| 40 | ; Nothing |
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| 41 | ; Returns: |
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| 42 | ; Nothing |
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| 43 | ; Corrupts registers: |
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| 44 | ; AX, DI |
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| 45 | ;-------------------------------------------------------------------- |
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| 46 | DetectPrint_GetSoftwareCoordinatesToAX: |
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| 47 | CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX |
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| 48 | ret |
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| 49 | |
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| 50 | |
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| 51 | ;-------------------------------------------------------------------- |
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[3] | 52 | ; Prints BIOS name and segment address where it is found. |
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| 53 | ; |
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| 54 | ; DetectPrint_RomFoundAtSegment |
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| 55 | ; Parameters: |
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| 56 | ; Nothing |
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| 57 | ; Returns: |
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| 58 | ; Nothing |
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| 59 | ; Corrupts registers: |
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[120] | 60 | ; AX, SI, DI |
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[3] | 61 | ;-------------------------------------------------------------------- |
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| 62 | DetectPrint_RomFoundAtSegment: |
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[88] | 63 | push bp |
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[97] | 64 | mov bp, sp |
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[3] | 65 | mov si, g_szRomAt |
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[88] | 66 | ePUSH_T ax, ROMVARS.szTitle ; Bios title string |
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| 67 | push cs ; BIOS segment |
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[242] | 68 | |
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[386] | 69 | jmp DetectPrint_FormatCSSIfromParamsInSSBP |
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[3] | 70 | |
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| 71 | |
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| 72 | ;-------------------------------------------------------------------- |
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[294] | 73 | ; DetectPrint_StartDetectWithMasterOrSlaveStringInCXandIdeVarsInCSBP |
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[3] | 74 | ; Parameters: |
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[233] | 75 | ; CS:CX: Ptr to "Master" or "Slave" string |
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[3] | 76 | ; CS:BP: Ptr to IDEVARS |
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| 77 | ; Returns: |
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| 78 | ; Nothing |
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| 79 | ; Corrupts registers: |
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[474] | 80 | ; AX, CX, DX, SI, DI |
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[3] | 81 | ;-------------------------------------------------------------------- |
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[294] | 82 | DetectPrint_StartDetectWithMasterOrSlaveStringInCXandIdeVarsInCSBP: |
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[473] | 83 | mov ax, [cs:bp+IDEVARS.wBasePort] ; for IDE: AX=port address, DH=.bDevice |
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[474] | 84 | ; Fall to DetectPrint_StartDetectWithAutodetectedBasePortInAX |
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| 85 | |
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| 86 | ;-------------------------------------------------------------------- |
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| 87 | ; DetectPrint_StartDetectWithAutodetectedBasePortInAXandIdeVarsInCSBP |
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| 88 | ; Parameters: |
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| 89 | ; AX: Base Port Address |
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| 90 | ; CS:CX: Ptr to "Master" or "Slave" string |
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| 91 | ; CS:BP: Ptr to IDEVARS |
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| 92 | ; Returns: |
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| 93 | ; Nothing |
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| 94 | ; Corrupts registers: |
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| 95 | ; AX, CX, DX, SI, DI |
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| 96 | ;-------------------------------------------------------------------- |
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| 97 | DetectPrint_StartDetectWithAutodetectedBasePortInAXandIdeVarsInCSBP: |
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[233] | 98 | mov dx, [cs:bp+IDEVARS.bDevice-1] ; for Serial: AL=port address>>2, AH=baud rate |
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| 99 | ; DL=COM number character, DH=.bDevice |
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[242] | 100 | push bp ; setup stack for call to |
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[233] | 101 | mov bp, sp ; BootMenuPrint_FormatCSSIfromParamsInSSBP |
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| 102 | |
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| 103 | push cx ; Push "Master" or "Slave" |
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[242] | 104 | |
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[233] | 105 | mov cl, (g_szDetectPort-$$) & 0xff ; Setup print string for standard IDE |
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| 106 | ; Note that we modify only the low order bits of CX a lot here, |
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| 107 | ; saving code space rather than reloading CX completely. |
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| 108 | ; This optimization requires that all the g_szDetect* strings are |
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| 109 | ; on the same 256 byte page, which is checked in strings.asm. |
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[3] | 110 | |
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[277] | 111 | %ifdef MODULE_SERIAL |
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[244] | 112 | cmp dh, DEVICE_SERIAL_PORT ; Check if this is a serial device |
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[233] | 113 | |
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[244] | 114 | jnz .pushAndPrint ; CX = string to print, AX = port address, DX won't be used |
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[233] | 115 | |
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| 116 | mov cl, (g_szDetectCOM-$$) & 0xff ; Setup print string for COM ports |
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| 117 | push cx ; And push now. We use the fact that format strings can contain |
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| 118 | ; themselves format strings. |
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| 119 | |
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| 120 | push dx ; Push COM number character |
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[242] | 121 | ; If the string is going to be "Auto", we will push a NULL (zero) |
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| 122 | ; here for the COM port number, which will be eaten by the |
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| 123 | ; print routine (DisplayPrint_CharacterFromAL), resulting in |
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[235] | 124 | ; just "COM" being printed without a character after it. |
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[242] | 125 | |
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[233] | 126 | mov cl, (g_szDetectCOMAuto-$$) & 0xff ; Setup secondary print string for "Auto" |
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[242] | 127 | |
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[244] | 128 | test dl, dl ; Check if serial port "Auto" |
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[262] | 129 | jz .pushAndPrintSerial ; CX = string to print, AX and DX won't be used |
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[242] | 130 | |
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[233] | 131 | mov cl, (g_szDetectCOMLarge-$$) & 0xff ; Setup secondary print string for "COMn/xx.yK" |
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[3] | 132 | |
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[233] | 133 | mov al,ah ; baud rate divisor to AL |
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| 134 | cbw ; clear AH, AL will always be less than 128 |
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| 135 | xchg si,ax ; move AX to SI for divide |
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[242] | 136 | mov ax,1152 ; baud rate to display is 115200/divisor, the "00" is handled |
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[233] | 137 | ; in the print strings |
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[242] | 138 | cwd ; clear top 16-bits of dividend |
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[233] | 139 | div si ; and divide... Now AX = baud rate/100, DX = 0 (always a clean divide) |
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[242] | 140 | |
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[233] | 141 | mov si,10 ; Now separate the whole portion from the fractional for "K" display |
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| 142 | div si ; and divide... Now AX = baud rate/1000, DX = low order digit |
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[242] | 143 | |
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| 144 | cmp ax,si ; < 10: "2400", "9600", etc.; >= 10: "19.2K", "38.4K", etc. |
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[262] | 145 | jae .pushAndPrintSerial |
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[196] | 146 | |
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[233] | 147 | mov cl, (g_szDetectCOMSmall-$$) & 0xff ; Setup secondary print string for "COMn/XXy00" |
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[242] | 148 | |
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[294] | 149 | .pushAndPrintSerial: |
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[242] | 150 | .pushAndPrint: |
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[277] | 151 | %endif |
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[294] | 152 | |
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[233] | 153 | push cx ; Push print string |
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| 154 | push ax ; Push high order digits, or port address, or N/A |
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| 155 | push dx ; Push low order digit, or N/A |
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| 156 | |
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[334] | 157 | mov si, g_szDetectOuter ; Load SI with default wrapper string "IDE %s at %s: " |
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| 158 | |
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[386] | 159 | jmp SHORT DetectPrint_FormatCSSIfromParamsInSSBP |
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[196] | 160 | |
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| 161 | |
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[3] | 162 | ;-------------------------------------------------------------------- |
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[397] | 163 | ; DetectPrint_DriveNameFromDrvDetectInfoInESBX |
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[3] | 164 | ; Parameters: |
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[397] | 165 | ; ES:BX: Ptr to DRVDETECTINFO (if drive found) |
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[3] | 166 | ; Returns: |
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| 167 | ; Nothing |
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| 168 | ; Corrupts registers: |
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[88] | 169 | ; AX, SI |
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[3] | 170 | ;-------------------------------------------------------------------- |
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[397] | 171 | DetectPrint_DriveNameFromDrvDetectInfoInESBX: |
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[88] | 172 | push di |
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| 173 | push bx |
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| 174 | |
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[397] | 175 | lea si, [bx+DRVDETECTINFO.szDrvName] |
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[88] | 176 | mov bx, es |
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| 177 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI |
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| 178 | CALL_DISPLAY_LIBRARY PrintNewlineCharacters |
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| 179 | |
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| 180 | pop bx |
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| 181 | pop di |
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| 182 | ret |
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[386] | 183 | |
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| 184 | ;-------------------------------------------------------------------- |
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| 185 | ; DetectPrint_FailedToLoadFirstSector |
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| 186 | ; Parameters: |
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| 187 | ; AH: INT 13h error code |
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| 188 | ; Returns: |
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| 189 | ; Nothing |
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| 190 | ; Corrupts registers: |
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| 191 | ; AX, CX, SI, DI |
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| 192 | ;-------------------------------------------------------------------- |
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| 193 | DetectPrint_FailedToLoadFirstSector: |
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| 194 | push bp |
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| 195 | mov bp, sp |
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| 196 | eMOVZX cx, ah |
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| 197 | push cx ; Push INT 13h error code |
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| 198 | mov si, g_szReadError |
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| 199 | jmp SHORT DetectPrint_FormatCSSIfromParamsInSSBP |
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| 200 | |
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| 201 | |
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| 202 | ;-------------------------------------------------------------------- |
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| 203 | ; DetectPrint_TryToBootFromDL |
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| 204 | ; Parameters: |
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| 205 | ; DL: Drive to boot from (translated, 00h or 80h) |
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| 206 | ; DS: RAMVARS segment |
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| 207 | ; Returns: |
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| 208 | ; Nothing |
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| 209 | ; Corrupts registers: |
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[392] | 210 | ; AX, DH, SI, DI |
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[386] | 211 | ;-------------------------------------------------------------------- |
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| 212 | DetectPrint_TryToBootFromDL: |
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| 213 | push bp |
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| 214 | mov bp, sp |
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| 215 | |
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[395] | 216 | %ifdef MODULE_HOTKEYS |
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| 217 | |
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[392] | 218 | call DriveXlate_ToOrBack ; DL = Untranslated Drive number |
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| 219 | mov dh, dl |
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| 220 | call DriveXlate_ToOrBack ; DL = Translated Drive number |
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[386] | 221 | |
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[392] | 222 | call HotkeyBar_ConvertDriveNumberFromDLtoDriveLetter ; DL = Translated letter |
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| 223 | xchg dl, dh |
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| 224 | call HotkeyBar_ConvertDriveNumberFromDLtoDriveLetter ; DL = Untranslated letter |
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| 225 | push dx |
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| 226 | xchg dl, dh |
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| 227 | push dx |
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[386] | 228 | |
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[395] | 229 | call HotkeyBar_ConvertDriveLetterInDLtoDriveNumber ; Restore DL |
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[392] | 230 | |
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[395] | 231 | %else |
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| 232 | ePUSH_T ax, ' ' ; No drive translation so print space |
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| 233 | |
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| 234 | ; Get boot drive letters |
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| 235 | call FloppyDrive_GetCountToAX |
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| 236 | mov ah, 'A' ; AH = First Floppy Drive letter (always 'A') |
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| 237 | add al, ah |
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| 238 | MAX_U al, 'C' ; AL = First Hard Drive letter ('C', 'D', or 'E') |
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| 239 | test dl, dl |
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| 240 | eCMOVNS al, ah |
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| 241 | push ax |
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| 242 | |
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| 243 | %endif ; MODULE_HOTKEYS |
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| 244 | |
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[386] | 245 | mov si, g_szTryToBoot |
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| 246 | jmp SHORT DetectPrint_FormatCSSIfromParamsInSSBP |
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| 247 | |
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| 248 | |
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| 249 | ;-------------------------------------------------------------------- |
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| 250 | ; DetectPrint_NullTerminatedStringFromCSSIandSetCF |
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| 251 | ; Parameters: |
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| 252 | ; CS:SI: Ptr to NULL terminated string to print |
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| 253 | ; Returns: |
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| 254 | ; CF: Set since menu event was handled successfully |
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| 255 | ; Corrupts registers: |
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| 256 | ; AX, DI |
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| 257 | ;-------------------------------------------------------------------- |
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| 258 | DetectPrint_NullTerminatedStringFromCSSIandSetCF: |
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| 259 | ; |
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| 260 | ; We send all CSSI strings through the Format routine for the case of |
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| 261 | ; compressed strings, but this doesn't hurt in the non-compressed case either |
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| 262 | ; (perhaps a little slower, but shouldn't be noticeable to the user) |
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| 263 | ; and results in smaller code size. |
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| 264 | ; |
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| 265 | push bp |
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| 266 | mov bp,sp |
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[392] | 267 | ; Fall to DetectPrint_FormatCSSIfromParamsInSSBP |
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[386] | 268 | |
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| 269 | ;-------------------------------------------------------------------- |
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| 270 | ; DetectPrint_FormatCSSIfromParamsInSSBP |
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| 271 | ; Parameters: |
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| 272 | ; CS:SI: Ptr to string to format |
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| 273 | ; BP: SP before pushing parameters |
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| 274 | ; Returns: |
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| 275 | ; BP: Popped from stack |
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| 276 | ; CF: Set since menu event was handled successfully |
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| 277 | ; Corrupts registers: |
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| 278 | ; AX, DI |
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| 279 | ;-------------------------------------------------------------------- |
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| 280 | DetectPrint_FormatCSSIfromParamsInSSBP: |
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| 281 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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| 282 | stc ; Successful return from menu event |
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| 283 | pop bp |
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| 284 | ret |
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