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47 lines
1.5 KiB
47 lines
1.5 KiB
********************************************
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*** This file is deprecated as ov v2.X ***
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*** Please see BankedBIOS.txt ***
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********************************************
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7 6 5 4 3 2 1 0 ONLY APPLICABLE TO THE LOWER MEMORY PAGE 00000h-$7FFF
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^ ^ ^ ^ ^ ^ ^ ^
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: : : : : : : +--> A15 RAM/ROM ADDRESS LINE DEFAULT IS 0
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: : : : : : +----> A16 RAM/ROM ADDRESS LINE DEFAULT IS 0
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: : : : : +------> A17 RAM/ROM ADDRESS LINE DEFAULT IS 0
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: : : : +--------> A18 RAM/ROM ADDRESS LINE DEFAULT IS 0
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: : : +-----------> A19 ROM ONLY ADDRESS LINE DEFAULT IS 0
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: : +------------->
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: +--------------->
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+-----------------> ROM SELECT (0=ROM, 1=RAM) DEFAULT IS 0
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RAM:
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ADDRESS COMPONENT SIZE PAGE COMMENTS
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----------- --------- ----- ------ ----------------------------------------------
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00000-07FFF TPA 08000 0 Normally mapped to lower 32K of CPU address space
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08000-77FFF RAMDSK 70000 1-E 448KB RAM Disk
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78000-78FFF TPA/DBGMON 01000 F Pinned to upper 32K of CPU address space
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79000-7CFFF TPA 04000 "
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7D000-7D7FF TPA/CCP 00800 "
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7D800-7E5FF BDOS 00E00 "
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7E600-7FFFF CBIOS 01A00 " (includes DATA)
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ROM:
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ADDRESS COMPONENT SIZE PAGE COMMENTS
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----------- --------- ----- ------ ----------------------------------------------
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00000-000FF PAGE ZERO 00100
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00100-01FFF LOADER 01F00 0
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02000-027FF CCP 00800
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02800-035FF BDOS 00E00
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03600-04FFF CBIOS 01A00 includes DATA
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05000-05FFF DBGMON 01000
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06000-07FFF ROM EXT 02000 vdu driver, etc.
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08000-FFFFF ROMDSK F8000 1-1E 960KB ROM Disk
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