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Last change
on this file since 246 was 242, checked in by krille_n_@…, 13 years ago |
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Changes:
- Optimizations (both for size and speed) in IdeTransfer.asm and MemIdeTransfer.asm
- Fixed a bug where the SingleByteRead/Write functions in IdeTransfer.asm would fail on 128 sector transfers.
- Fixed some typos and errors in general, comments etc.
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File size:
650 bytes
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| [150] | 1 | ; Project name : XTIDE Universal BIOS
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| 2 | ; Description : Sets Serial Device specific parameters to DPT.
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| 3 |
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| 4 | ; Section containing code
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| 5 | SECTION .text
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| 6 |
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| 7 | ;--------------------------------------------------------------------
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| 8 | ; SerialDPT_Finalize
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| 9 | ; Parameters:
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| 10 | ; DS:DI: Ptr to Disk Parameter Table
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| 11 | ; ES:SI: Ptr to 512-byte ATA information read from the drive
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| 12 | ; Returns:
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| 13 | ; Nothing
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| 14 | ; Corrupts registers:
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| [242] | 15 | ; AX
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| [150] | 16 | ;--------------------------------------------------------------------
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| [179] | 17 | SerialDPT_Finalize:
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| 18 | or byte [di+DPT.bFlagsHigh], FLGH_DPT_SERIAL_DEVICE
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| [233] | 19 | mov ax, [es:si+ATA6.wVendor]
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| [242] | 20 | mov [di+DPT_SERIAL.wSerialPortAndBaud], ax
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| [179] | 21 | ret
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| 22 |
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