mirror of
https://github.com/ApfelTeeSaft/reactos.git
synced 2026-08-28 19:26:16 +00:00
Aleksey Bragin
2db25525a7
Base is FreeLdr from trunk r25063. svn path=/branches/winldr/; revision=25066
110 lines
3.6 KiB
C
110 lines
3.6 KiB
C
/*
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* FreeLoader
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* Copyright (C) 1998-2003 Brian Palmer <[email protected]>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <freeldr.h>
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#define NDEBUG
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#include <debug.h>
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#undef UNIMPLEMENTED
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#define UNIMPLEMENTED BugCheck((DPRINT_WARNING, "Unimplemented\n"));
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static BOOLEAN bReportError = TRUE;
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/////////////////////////////////////////////////////////////////////////////////////////////
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// FUNCTIONS
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/////////////////////////////////////////////////////////////////////////////////////////////
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VOID DiskReportError (BOOLEAN bError)
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{
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bReportError = bError;
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}
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VOID DiskError(PCSTR ErrorString, ULONG ErrorCode)
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{
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CHAR ErrorCodeString[200];
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if (bReportError == FALSE)
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return;
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sprintf(ErrorCodeString, "%s\n\nError Code: 0x%x\nError: %s", ErrorString, ErrorCode, DiskGetErrorCodeString(ErrorCode));
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DbgPrint((DPRINT_DISK, "%s\n", ErrorCodeString));
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UiMessageBox(ErrorCodeString);
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}
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PCSTR DiskGetErrorCodeString(ULONG ErrorCode)
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{
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switch (ErrorCode)
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{
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case 0x00: return "no error";
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case 0x01: return "bad command passed to driver";
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case 0x02: return "address mark not found or bad sector";
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case 0x03: return "diskette write protect error";
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case 0x04: return "sector not found";
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case 0x05: return "fixed disk reset failed";
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case 0x06: return "diskette changed or removed";
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case 0x07: return "bad fixed disk parameter table";
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case 0x08: return "DMA overrun";
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case 0x09: return "DMA access across 64k boundary";
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case 0x0A: return "bad fixed disk sector flag";
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case 0x0B: return "bad fixed disk cylinder";
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case 0x0C: return "unsupported track/invalid media";
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case 0x0D: return "invalid number of sectors on fixed disk format";
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case 0x0E: return "fixed disk controlled data address mark detected";
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case 0x0F: return "fixed disk DMA arbitration level out of range";
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case 0x10: return "ECC/CRC error on disk read";
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case 0x11: return "recoverable fixed disk data error, data fixed by ECC";
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case 0x20: return "controller error (NEC for floppies)";
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case 0x40: return "seek failure";
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case 0x80: return "time out, drive not ready";
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case 0xAA: return "fixed disk drive not ready";
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case 0xBB: return "fixed disk undefined error";
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case 0xCC: return "fixed disk write fault on selected drive";
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case 0xE0: return "fixed disk status error/Error reg = 0";
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case 0xFF: return "sense operation failed";
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default: return "unknown error code";
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}
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}
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// This function is in arch/i386/i386disk.c
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//BOOLEAN DiskReadLogicalSectors(ULONG DriveNumber, U64 SectorNumber, ULONG SectorCount, PVOID Buffer)
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BOOLEAN DiskIsDriveRemovable(ULONG DriveNumber)
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{
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// Hard disks use drive numbers >= 0x80
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// So if the drive number indicates a hard disk
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// then return FALSE
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if (DriveNumber >= 0x80)
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{
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return FALSE;
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}
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// Drive is a floppy diskette so return TRUE
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return TRUE;
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}
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// This function is in arch/i386/i386disk.c
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//VOID DiskStopFloppyMotor(VOID)
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// This function is in arch/i386/i386disk.c
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//ULONG DiskGetCacheableBlockCount(ULONG DriveNumber)
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