ReactOS  0.4.13-dev-235-g7373cb3
disk.c
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1 /*
2  * FreeLoader
3  * Copyright (C) 1998-2003 Brian Palmer <brianp@sginet.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 
20 #ifndef _M_ARM
21 #include <freeldr.h>
22 
23 #include <debug.h>
24 
26 
28 
30 
31 /* FUNCTIONS *****************************************************************/
32 
34 {
35  bReportError = bError;
36 }
37 
39 {
40  CHAR ErrorCodeString[200];
41 
42  if (bReportError == FALSE)
43  return;
44 
45  sprintf(ErrorCodeString, "%s\n\nError Code: 0x%lx\nError: %s",
47 
48  TRACE("%s\n", ErrorCodeString);
49 
50  UiMessageBox(ErrorCodeString);
51 }
52 
54 {
55  switch (ErrorCode)
56  {
57  case 0x00: return "no error";
58  case 0x01: return "bad command passed to driver";
59  case 0x02: return "address mark not found or bad sector";
60  case 0x03: return "diskette write protect error";
61  case 0x04: return "sector not found";
62  case 0x05: return "fixed disk reset failed";
63  case 0x06: return "diskette changed or removed";
64  case 0x07: return "bad fixed disk parameter table";
65  case 0x08: return "DMA overrun";
66  case 0x09: return "DMA access across 64k boundary";
67  case 0x0A: return "bad fixed disk sector flag";
68  case 0x0B: return "bad fixed disk cylinder";
69  case 0x0C: return "unsupported track/invalid media";
70  case 0x0D: return "invalid number of sectors on fixed disk format";
71  case 0x0E: return "fixed disk controlled data address mark detected";
72  case 0x0F: return "fixed disk DMA arbitration level out of range";
73  case 0x10: return "ECC/CRC error on disk read";
74  case 0x11: return "recoverable fixed disk data error, data fixed by ECC";
75  case 0x20: return "controller error (NEC for floppies)";
76  case 0x40: return "seek failure";
77  case 0x80: return "time out, drive not ready";
78  case 0xAA: return "fixed disk drive not ready";
79  case 0xBB: return "fixed disk undefined error";
80  case 0xCC: return "fixed disk write fault on selected drive";
81  case 0xE0: return "fixed disk status error/Error reg = 0";
82  case 0xFF: return "sense operation failed";
83 
84  default: return "unknown error code";
85  }
86 }
87 
89 {
90  /*
91  * Hard disks use drive numbers >= 0x80 . So if the drive number
92  * indicates a hard disk then return FALSE.
93  * 0x49 is our magic ramdisk drive, so return FALSE for that too.
94  */
95  if ((DriveNumber >= 0x80) || (DriveNumber == 0x49))
96  return FALSE;
97 
98  /* The drive is a floppy diskette so return TRUE */
99  return TRUE;
100 }
101 
103 {
104  if (*FrldrBootPath)
105  goto Done;
106 
107  /* 0x49 is our magic ramdisk drive, so try to detect it first */
108  if (FrldrBootDrive == 0x49)
109  {
110  /* This is the ramdisk. See ArmDiskGetBootPath too... */
111  // sprintf(FrldrBootPath, "ramdisk(%u)", 0);
112  strcpy(FrldrBootPath, "ramdisk(0)");
113  }
114  else if (FrldrBootDrive < 0x80)
115  {
116  /* This is a floppy */
117  sprintf(FrldrBootPath, "multi(0)disk(0)fdisk(%u)", FrldrBootDrive);
118  }
119  else if (FrldrBootPartition == 0xFF)
120  {
121  /* Boot Partition 0xFF is the magic value that indicates booting from CD-ROM (see isoboot.S) */
122  sprintf(FrldrBootPath, "multi(0)disk(0)cdrom(%u)", FrldrBootDrive - 0x80);
123  }
124  else
125  {
126  ULONG BootPartition;
127  PARTITION_TABLE_ENTRY PartitionEntry;
128 
129  /* This is a hard disk */
130  if (!DiskGetActivePartitionEntry(FrldrBootDrive, &PartitionEntry, &BootPartition))
131  {
132  ERR("Invalid active partition information\n");
133  return FALSE;
134  }
135 
136  FrldrBootPartition = BootPartition;
137 
138  sprintf(FrldrBootPath, "multi(0)disk(0)rdisk(%u)partition(%lu)",
140  }
141 
142 Done:
143  /* Copy back the buffer */
144  if (Size < strlen(FrldrBootPath) + 1)
145  return FALSE;
147  return TRUE;
148 }
149 
150 #endif
signed char * PCHAR
Definition: retypes.h:7
#define IN
Definition: typedefs.h:38
#define TRUE
Definition: types.h:120
_In_ NDIS_ERROR_CODE ErrorCode
Definition: ndis.h:4436
BOOLEAN DiskGetActivePartitionEntry(UCHAR DriveNumber, PPARTITION_TABLE_ENTRY PartitionTableEntry, ULONG *ActivePartition)
Definition: partition.c:35
VOID DiskReportError(BOOLEAN bError)
Definition: disk.c:33
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
char * strncpy(char *DstString, const char *SrcString, ACPI_SIZE Count)
Definition: utclib.c:427
char CHAR
Definition: xmlstorage.h:175
PCSTR DiskGetErrorCodeString(ULONG ErrorCode)
Definition: disk.c:53
#define sprintf(buf, format,...)
Definition: sprintf.c:55
VOID UiMessageBox(PCSTR Format,...)
Definition: ui.c:347
unsigned char BOOLEAN
BOOLEAN DiskGetBootPath(OUT PCHAR BootPath, IN ULONG Size)
Definition: disk.c:102
BOOLEAN DiskIsDriveRemovable(UCHAR DriveNumber)
Definition: disk.c:88
#define TRACE(s)
Definition: solgame.cpp:4
CHAR FrldrBootPath[MAX_PATH]
Definition: disk.c:27
#define MAX_PATH
Definition: compat.h:26
Definition: parttest.c:75
unsigned char UCHAR
Definition: xmlstorage.h:181
DBG_DEFAULT_CHANNEL(DISK)
IN PVOID IN PVOID IN USHORT IN USHORT Size
Definition: pci.h:359
ULONG FrldrBootPartition
#define ERR(fmt,...)
Definition: debug.h:109
static BOOLEAN bReportError
Definition: disk.c:29
UCHAR FrldrBootDrive
#define OUT
Definition: typedefs.h:39
char * strcpy(char *DstString, const char *SrcString)
Definition: utclib.c:388
unsigned int ULONG
Definition: retypes.h:1
const char * PCSTR
Definition: typedefs.h:51
VOID DiskError(PCSTR ErrorString, ULONG ErrorCode)
Definition: disk.c:38
char BootPath[0x100]
Definition: mach.c:35