| 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 | ;
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| 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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| 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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| 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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| 24 | ; SerialDPT_Finalize
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| 25 | ; Parameters:
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| 26 | ; DS:DI: Ptr to Disk Parameter Table
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| 27 | ; ES:SI: Ptr to 512-byte ATA information read from the drive
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| 28 | ; Returns:
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| 29 | ; CF: Set, indicates that this is a floppy disk
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| 30 | ; Clear, indicates that this is a hard disk
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| 31 | ; Corrupts registers:
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| 32 | ; AX
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| 33 | ;--------------------------------------------------------------------
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| 34 | SerialDPT_Finalize:
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| 35 | mov ax, [es:si+SerialServer_ATA_wPortAndBaud]
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| 36 | mov [di+DPT_SERIAL.wSerialPortAndBaud], ax
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| 37 |
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| 38 | ;
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| 39 | ; Note that this section is not under %ifdef MODULE_SERIAL_FLOPPY. It is important to
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| 40 | ; distinguish floppy disks presented by the server and not treat them as hard disks, even
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| 41 | ; if the floppy support is disabled.
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| 42 | ;
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| 43 | mov al, [es:si+SerialServer_ATA_wDriveFlags]
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| 44 | eSHL_IM al, 1
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| 45 | mov byte [di+DPT.bFlagsHigh], al
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| 46 |
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| 47 | ret
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| 48 |
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| 49 | %ifndef CHECK_FOR_UNUSED_ENTRYPOINTS
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| 50 | %if FLGH_DPT_SERIAL_DEVICE != 0x4 || FLGH_DPT_SERIAL_FLOPPY != 0x10 || FLGH_DPT_SERIAL_FLOPPY_TYPE_MASK != 0xe0 || FLGH_DPT_SERIAL_FLOPPY_TYPE_FIELD_POSITION != 5
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| 51 | %error "The serial server passes FLGH values into SerialDPT_Finalize directly. If the flag positions are changed, corresponding changes will need to be made in the serial server, and likely a version check put in to deal with servers talking to incompatible clients"
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| 52 | %endif
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| 53 | %endif
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