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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | - | 1 | |
| 2 | ;--------------------------------------------------------------------------- |
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| 3 | ; BIOS Working Segment |
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| 4 | ;--------------------------------------------------------------------------- |
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| 5 | |||
| 6 | BIOSSEG .EQU $010000 |
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| 7 | BIOSWKB .EQU .SEG.TOSSEG ; BIOS working bank |
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| 8 | _BS .SET BIOSSEG |
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| 9 | _BE .SET BIOSSEG + $FFFF |
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| 10 | ;;TO .SET TOSWKM |
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| 11 | |||
| 12 | _BIOS: .SECTION ref_only, common, offset _BS, range _BS _BE ;BIOS working area |
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| 13 | _BIOS_START .DS 0 |
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| 14 | |||
| 15 | _vram .DS $0800 |
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| 16 | _vattr .DS $0800 |
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| 17 | _vpal .DS $0400 |
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| 18 | _ioram .DS $0400 |
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| 19 | _ioram2 .DS $0800 |
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| 20 | |||
| 21 | _xram .DS $2000 |
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| 22 | |||
| 23 | _dmasave .DS $4800 ; save 36 fdc sec. ($4800) |
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| 24 | |||
| 25 | ;_atamod0 .DS 41 ; model string device ata #0 |
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| 26 | ;_ataser0 .DS 21 ; serial string device ata #0 |
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| 27 | ;_atarev0 .DS 9 ; revision string device ata #0 |
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| 28 | |||
| 29 | ;_atamod1 .DS 41 ; model string device ata #1 |
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| 30 | ;_ataser1 .DS 21 ; serial string device ata #1 |
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| 31 | ;_atarev1 .DS 9 ; revision string device ata #1 |
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| 32 | |||
| 33 | ;_usbdsc0 .DS 32 ; identification string device usb #0 |
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| 34 | ;_usbdsc1 .DS 32 ; identification string device usb #1 |
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| 35 | |||
| 36 | _BIOS_END .DS 0 |
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| 37 | BIOSSIZ .EQU (_BIOS_END - _BIOS_START) |
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| 38 | .ENDS |
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| 39 | |||
| 40 | ;DMASEG .EQU $020000 |
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| 41 | ;DMASWKB .EQU .SEG.DMASEG ; DMA working bank |
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| 42 | ;_DS .SET DMASEG |
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| 43 | ;_DE .SET DMASEG + $FFFF |
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| 44 | |||
| 45 | ;_DMAS1: .SECTION ref_only, common, offset _DS, range _DS _DE ;DMA segment |
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| 46 | ;_clscache .DS $8000 |
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| 47 | ;.ENDS |