[57] | 1 | ; Project name : XTIDE Univeral BIOS Configurator v2 |
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| 2 | ; Description : Global variables for configuration program. |
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[376] | 3 | |
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| 4 | ; |
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[526] | 5 | ; XTIDE Universal BIOS and Associated Tools |
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| 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team. |
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[376] | 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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[526] | 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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[526] | 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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[57] | 20 | %ifndef VARIABLES_INC |
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| 21 | %define VARIABLES_INC |
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| 22 | |
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| 23 | ; Equates and defines |
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[583] | 24 | BOOT_MENU_DEFAULT_TIMEOUT EQU (TICKS_PER_MINUTE / 2) |
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[109] | 25 | MAX_ALLOWED_IDE_CONTROLLERS EQU 4 ; Maximum number of IDE controllers |
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[153] | 26 | MAX_LITE_MODE_CONTROLLERS EQU 2 |
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[57] | 27 | EEPROM_POLLING_TIMEOUT_TICKS EQU 3 ; 1 tick = 54.9 ms |
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| 28 | XTIDE_SIGNATURE_LENGTH EQU 8 ; XTIDE Universal BIOS signature string length |
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[159] | 29 | NUMBER_OF_EEPROM_TYPES EQU 5 |
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[68] | 30 | MAX_EEPROM_SIZE_IN_BYTES EQU 65536 |
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[57] | 31 | |
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| 32 | |
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| 33 | ; Program global variables |
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| 34 | struc CFGVARS |
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| 35 | .pMenupage resb 2 ; Offset to MENUPAGE to display |
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[592] | 36 | .wFlags resb 2 ; Program flags - Only the low byte is used currently and code depend on this |
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[65] | 37 | .wImageSizeInWords resb 2 ; Size in words for loaded ROM or FILE |
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[57] | 38 | .wEepromSegment resb 2 ; Segment where EEPROM is located |
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[59] | 39 | .bEepromType resb 1 ; EEPROM type |
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[65] | 40 | .bEepromPage resb 1 ; EEPROM page size (EEPROM_PAGE) |
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[57] | 41 | .bSdpCommand resb 1 ; Command for Software Data Protection |
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[59] | 42 | resb 1 |
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[57] | 43 | .szOpenedFile resb FILENAME_BUFFER_SIZE |
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| 44 | endstruc |
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| 45 | |
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[592] | 46 | ; Bit defines for CFGVARS.wFlags (changes here might require changes elsewhere) |
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[57] | 47 | FLG_CFGVARS_FILELOADED EQU (1<<0) ; BIOS is loaded from file |
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| 48 | FLG_CFGVARS_ROMLOADED EQU (1<<1) ; BIOS is loaded from EEPROM |
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| 49 | FLG_CFGVARS_UNSAVED EQU (1<<2) ; BIOS has unsaved changes |
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| 50 | FLG_CFGVARS_CHECKSUM EQU (1<<3) ; Generate checksum byte |
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| 51 | |
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[59] | 52 | ; EEPROM types |
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| 53 | struc EEPROM_TYPE |
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| 54 | .2816_2kiB resb 2 |
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| 55 | .2864_8kiB resb 2 |
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[159] | 56 | .2864_8kiB_MOD resb 2 ; Reversed A0 and A3 address lines |
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[59] | 57 | .28256_32kiB resb 2 |
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| 58 | .28512_64kiB resb 2 |
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| 59 | endstruc |
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[57] | 60 | |
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[59] | 61 | ; Software Data Protection commands |
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| 62 | struc SDP_COMMAND |
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| 63 | .none resb 2 ; Do not use any SDP command |
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| 64 | .enable resb 2 ; Flash with SDP enable command |
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| 65 | .disable resb 2 ; Flash with SDP disable command |
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| 66 | endstruc |
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| 67 | |
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| 68 | ; Page sizes |
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[65] | 69 | struc EEPROM_PAGE |
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[59] | 70 | .1_byte resb 2 |
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| 71 | .2_bytes resb 2 |
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| 72 | .4_bytes resb 2 |
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| 73 | .8_bytes resb 2 |
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| 74 | .16_bytes resb 2 |
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| 75 | .32_bytes resb 2 |
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| 76 | .64_bytes resb 2 |
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| 77 | endstruc |
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| 78 | |
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[57] | 79 | ; Default CFGVARS settings |
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| 80 | DEFAULT_CFGVARS_FLAGS EQU FLG_CFGVARS_CHECKSUM |
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| 81 | DEFAULT_EEPROM_SEGMENT EQU 0D000h |
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[63] | 82 | DEFAULT_EEPROM_TYPE EQU EEPROM_TYPE.2864_8kiB |
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[65] | 83 | DEFAULT_PAGE_SIZE EQU EEPROM_PAGE.1_byte |
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[59] | 84 | DEFAULT_SDP_COMMAND EQU SDP_COMMAND.enable |
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[57] | 85 | |
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| 86 | |
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| 87 | ; Variables required for flashing |
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| 88 | struc FLASHVARS |
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[65] | 89 | .fpNextSourcePage resb 4 |
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| 90 | .fpNextComparisonPage resb 4 |
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| 91 | .fpNextDestinationPage resb 4 |
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| 92 | .wPagesToFlash resb 2 ; 0 = 65536 |
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| 93 | .wEepromPageSize resb 2 ; 1, 2, 4, 8, 16, 32 or 64 |
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| 94 | .bEepromSdpCommand resb 1 |
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| 95 | .bEepromType resb 1 |
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| 96 | |
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| 97 | .wProgressUpdateParam resb 2 |
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| 98 | .wTimeoutCounter resb 2 |
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| 99 | .wLastOffsetWritten resb 2 |
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| 100 | .bLastByteWritten resb 1 |
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| 101 | .flashResult resb 1 |
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[57] | 102 | endstruc |
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| 103 | |
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[65] | 104 | ; Flashing results |
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| 105 | struc FLASH_RESULT |
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| 106 | .success resb 2 |
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| 107 | .PollingTimeoutError resb 2 |
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| 108 | .DataVerifyError resb 2 |
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| 109 | endstruc |
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[57] | 110 | |
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[65] | 111 | |
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[57] | 112 | %endif ; VARIABLES_INC |
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