Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #include <linux/types.h> |
2 | #include <linux/string.h> | |
3 | #include <linux/kernel.h> | |
38789fda | 4 | #include <linux/export.h> |
1da177e4 | 5 | #include <linux/interrupt.h> |
1da177e4 LT |
6 | #include <linux/ide.h> |
7 | #include <linux/bitops.h> | |
8 | ||
745483f1 | 9 | u64 ide_get_lba_addr(struct ide_cmd *cmd, int lba48) |
c2b57cdc | 10 | { |
745483f1 | 11 | struct ide_taskfile *tf = &cmd->tf; |
c2b57cdc BZ |
12 | u32 high, low; |
13 | ||
c2b57cdc | 14 | low = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal; |
745483f1 SS |
15 | if (lba48) { |
16 | tf = &cmd->hob; | |
17 | high = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal; | |
18 | } else | |
19 | high = tf->device & 0xf; | |
c2b57cdc BZ |
20 | |
21 | return ((u64)high << 24) | low; | |
22 | } | |
a501633c | 23 | EXPORT_SYMBOL_GPL(ide_get_lba_addr); |
c2b57cdc BZ |
24 | |
25 | static void ide_dump_sector(ide_drive_t *drive) | |
26 | { | |
22aa4b32 BZ |
27 | struct ide_cmd cmd; |
28 | struct ide_taskfile *tf = &cmd.tf; | |
97100fc8 | 29 | u8 lba48 = !!(drive->dev_flags & IDE_DFLAG_LBA48); |
c2b57cdc | 30 | |
22aa4b32 | 31 | memset(&cmd, 0, sizeof(cmd)); |
60f85019 SS |
32 | if (lba48) { |
33 | cmd.valid.in.tf = IDE_VALID_LBA; | |
34 | cmd.valid.in.hob = IDE_VALID_LBA; | |
35 | cmd.tf_flags = IDE_TFLAG_LBA48; | |
36 | } else | |
37 | cmd.valid.in.tf = IDE_VALID_LBA | IDE_VALID_DEVICE; | |
c2b57cdc | 38 | |
3153c26b | 39 | ide_tf_readback(drive, &cmd); |
c2b57cdc BZ |
40 | |
41 | if (lba48 || (tf->device & ATA_LBA)) | |
2f996acb | 42 | printk(KERN_CONT ", LBAsect=%llu", |
745483f1 | 43 | (unsigned long long)ide_get_lba_addr(&cmd, lba48)); |
c2b57cdc | 44 | else |
2f996acb BZ |
45 | printk(KERN_CONT ", CHS=%d/%d/%d", (tf->lbah << 8) + tf->lbam, |
46 | tf->device & 0xf, tf->lbal); | |
c2b57cdc BZ |
47 | } |
48 | ||
e62925dd | 49 | static void ide_dump_ata_error(ide_drive_t *drive, u8 err) |
1da177e4 | 50 | { |
26bfcf21 | 51 | printk(KERN_CONT "{ "); |
2f996acb BZ |
52 | if (err & ATA_ABORTED) |
53 | printk(KERN_CONT "DriveStatusError "); | |
3a7d2484 | 54 | if (err & ATA_ICRC) |
2f996acb BZ |
55 | printk(KERN_CONT "%s", |
56 | (err & ATA_ABORTED) ? "BadCRC " : "BadSector "); | |
57 | if (err & ATA_UNC) | |
58 | printk(KERN_CONT "UncorrectableError "); | |
59 | if (err & ATA_IDNF) | |
60 | printk(KERN_CONT "SectorIdNotFound "); | |
61 | if (err & ATA_TRK0NF) | |
62 | printk(KERN_CONT "TrackZeroNotFound "); | |
63 | if (err & ATA_AMNF) | |
64 | printk(KERN_CONT "AddrMarkNotFound "); | |
65 | printk(KERN_CONT "}"); | |
3a7d2484 BZ |
66 | if ((err & (ATA_BBK | ATA_ABORTED)) == ATA_BBK || |
67 | (err & (ATA_UNC | ATA_IDNF | ATA_AMNF))) { | |
b65fac32 BZ |
68 | struct request *rq = drive->hwif->rq; |
69 | ||
e62925dd | 70 | ide_dump_sector(drive); |
b65fac32 BZ |
71 | |
72 | if (rq) | |
2f996acb | 73 | printk(KERN_CONT ", sector=%llu", |
9780e2dd | 74 | (unsigned long long)blk_rq_pos(rq)); |
1da177e4 | 75 | } |
2f996acb | 76 | printk(KERN_CONT "\n"); |
e62925dd BZ |
77 | } |
78 | ||
79 | static void ide_dump_atapi_error(ide_drive_t *drive, u8 err) | |
80 | { | |
26bfcf21 | 81 | printk(KERN_CONT "{ "); |
2f996acb BZ |
82 | if (err & ATAPI_ILI) |
83 | printk(KERN_CONT "IllegalLengthIndication "); | |
84 | if (err & ATAPI_EOM) | |
85 | printk(KERN_CONT "EndOfMedia "); | |
86 | if (err & ATA_ABORTED) | |
87 | printk(KERN_CONT "AbortedCommand "); | |
88 | if (err & ATA_MCR) | |
89 | printk(KERN_CONT "MediaChangeRequested "); | |
90 | if (err & ATAPI_LFS) | |
91 | printk(KERN_CONT "LastFailedSense=0x%02x ", | |
92 | (err & ATAPI_LFS) >> 4); | |
93 | printk(KERN_CONT "}\n"); | |
1da177e4 LT |
94 | } |
95 | ||
96 | /** | |
e62925dd | 97 | * ide_dump_status - translate ATA/ATAPI error |
1da177e4 LT |
98 | * @drive: drive that status applies to |
99 | * @msg: text message to print | |
100 | * @stat: status byte to decode | |
101 | * | |
102 | * Error reporting, in human readable form (luxurious, but a memory hog). | |
e62925dd BZ |
103 | * Combines the drive name, message and status byte to provide a |
104 | * user understandable explanation of the device error. | |
1da177e4 LT |
105 | */ |
106 | ||
e62925dd | 107 | u8 ide_dump_status(ide_drive_t *drive, const char *msg, u8 stat) |
1da177e4 | 108 | { |
0e38a66a | 109 | u8 err = 0; |
1da177e4 | 110 | |
2f996acb | 111 | printk(KERN_ERR "%s: %s: status=0x%02x { ", drive->name, msg, stat); |
3a7d2484 | 112 | if (stat & ATA_BUSY) |
2f996acb | 113 | printk(KERN_CONT "Busy "); |
1da177e4 | 114 | else { |
2f996acb BZ |
115 | if (stat & ATA_DRDY) |
116 | printk(KERN_CONT "DriveReady "); | |
117 | if (stat & ATA_DF) | |
118 | printk(KERN_CONT "DeviceFault "); | |
119 | if (stat & ATA_DSC) | |
120 | printk(KERN_CONT "SeekComplete "); | |
121 | if (stat & ATA_DRQ) | |
122 | printk(KERN_CONT "DataRequest "); | |
123 | if (stat & ATA_CORR) | |
124 | printk(KERN_CONT "CorrectedError "); | |
27f00e53 HR |
125 | if (stat & ATA_SENSE) |
126 | printk(KERN_CONT "Sense "); | |
2f996acb BZ |
127 | if (stat & ATA_ERR) |
128 | printk(KERN_CONT "Error "); | |
1da177e4 | 129 | } |
2f996acb | 130 | printk(KERN_CONT "}\n"); |
3a7d2484 | 131 | if ((stat & (ATA_BUSY | ATA_ERR)) == ATA_ERR) { |
64a57fe4 | 132 | err = ide_read_error(drive); |
2f996acb | 133 | printk(KERN_ERR "%s: %s: error=0x%02x ", drive->name, msg, err); |
e62925dd BZ |
134 | if (drive->media == ide_disk) |
135 | ide_dump_ata_error(drive, err); | |
136 | else | |
137 | ide_dump_atapi_error(drive, err); | |
1da177e4 | 138 | } |
cc30137a BZ |
139 | |
140 | printk(KERN_ERR "%s: possibly failed opcode: 0x%02x\n", | |
141 | drive->name, drive->hwif->cmd.tf.command); | |
142 | ||
0e38a66a | 143 | return err; |
1da177e4 | 144 | } |
1da177e4 | 145 | EXPORT_SYMBOL(ide_dump_status); |