diff options
| -rw-r--r-- | drivers/ide/ide-lib.c | 105 |
1 files changed, 37 insertions, 68 deletions
diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c index 6b2e810cb9e..8649db33f67 100644 --- a/drivers/ide/ide-lib.c +++ b/drivers/ide/ide-lib.c @@ -517,61 +517,51 @@ static void ide_dump_sector(ide_drive_t *drive) tf->device & 0xf, tf->lbal); } -static u8 ide_dump_ata_status(ide_drive_t *drive, const char *msg, u8 stat) +static void ide_dump_ata_error(ide_drive_t *drive, u8 err) { - ide_hwif_t *hwif = HWIF(drive); - unsigned long flags; - u8 err = 0; - - local_irq_save(flags); - printk("%s: %s: status=0x%02x { ", drive->name, msg, stat); - if (stat & BUSY_STAT) - printk("Busy "); - else { - if (stat & READY_STAT) printk("DriveReady "); - if (stat & WRERR_STAT) printk("DeviceFault "); - if (stat & SEEK_STAT) printk("SeekComplete "); - if (stat & DRQ_STAT) printk("DataRequest "); - if (stat & ECC_STAT) printk("CorrectedError "); - if (stat & INDEX_STAT) printk("Index "); - if (stat & ERR_STAT) printk("Error "); + printk("{ "); + if (err & ABRT_ERR) printk("DriveStatusError "); + if (err & ICRC_ERR) + printk((err & ABRT_ERR) ? "BadCRC " : "BadSector "); + if (err & ECC_ERR) printk("UncorrectableError "); + if (err & ID_ERR) printk("SectorIdNotFound "); + if (err & TRK0_ERR) printk("TrackZeroNotFound "); + if (err & MARK_ERR) printk("AddrMarkNotFound "); + printk("}"); + if ((err & (BBD_ERR | ABRT_ERR)) == BBD_ERR || + (err & (ECC_ERR|ID_ERR|MARK_ERR))) { + ide_dump_sector(drive); + if (HWGROUP(drive) && HWGROUP(drive)->rq) + printk(", sector=%llu", + (unsigned long long)HWGROUP(drive)->rq->sector); } + printk("\n"); +} + +static void ide_dump_atapi_error(ide_drive_t *drive, u8 err) +{ + printk("{ "); + if (err & ILI_ERR) printk("IllegalLengthIndication "); + if (err & EOM_ERR) printk("EndOfMedia "); + if (err & ABRT_ERR) printk("AbortedCommand "); + if (err & MCR_ERR) printk("MediaChangeRequested "); + if (err & LFS_ERR) printk("LastFailedSense=0x%02x ", + (err & LFS_ERR) >> 4); printk("}\n"); - if ((stat & (BUSY_STAT|ERR_STAT)) == ERR_STAT) { - err = hwif->INB(IDE_ERROR_REG); - printk("%s: %s: error=0x%02x { ", drive->name, msg, err); - if (err & ABRT_ERR) printk("DriveStatusError "); - if (err & ICRC_ERR) - printk((err & ABRT_ERR) ? "BadCRC " : "BadSector "); - if (err & ECC_ERR) printk("UncorrectableError "); - if (err & ID_ERR) printk("SectorIdNotFound "); - if (err & TRK0_ERR) printk("TrackZeroNotFound "); - if (err & MARK_ERR) printk("AddrMarkNotFound "); - printk("}"); - if ((err & (BBD_ERR | ABRT_ERR)) == BBD_ERR || - (err & (ECC_ERR|ID_ERR|MARK_ERR))) { - ide_dump_sector(drive); - if (HWGROUP(drive) && HWGROUP(drive)->rq) - printk(", sector=%llu", - (unsigned long long)HWGROUP(drive)->rq->sector); - } - printk("\n"); - } - ide_dump_opcode(drive); - local_irq_restore(flags); - return err; } /** - * ide_dump_atapi_status - print human readable atapi status + * ide_dump_status - translate ATA/ATAPI error * @drive: drive that status applies to * @msg: text message to print * @stat: status byte to decode * * Error reporting, in human readable form (luxurious, but a memory hog). + * Combines the drive name, message and status byte to provide a + * user understandable explanation of the device error. */ -static u8 ide_dump_atapi_status(ide_drive_t *drive, const char *msg, u8 stat) +u8 ide_dump_status(ide_drive_t *drive, const char *msg, u8 stat) { unsigned long flags; u8 err = 0; @@ -592,36 +582,15 @@ static u8 ide_dump_atapi_status(ide_drive_t *drive, const char *msg, u8 stat) printk("}\n"); if ((stat & (BUSY_STAT|ERR_STAT)) == ERR_STAT) { err = drive->hwif->INB(IDE_ERROR_REG); - printk("%s: %s: error=0x%02x { ", drive->name, msg, err); - if (err & ILI_ERR) printk("IllegalLengthIndication "); - if (err & EOM_ERR) printk("EndOfMedia "); - if (err & ABRT_ERR) printk("AbortedCommand "); - if (err & MCR_ERR) printk("MediaChangeRequested "); - if (err & LFS_ERR) printk("LastFailedSense=0x%02x ", - (err & LFS_ERR) >> 4); - printk("}\n"); + printk("%s: %s: error=0x%02x ", drive->name, msg, err); + if (drive->media == ide_disk) + ide_dump_ata_error(drive, err); + else + ide_dump_atapi_error(drive, err); } ide_dump_opcode(drive); local_irq_restore(flags); return err; } -/** - * ide_dump_status - translate ATA/ATAPI error - * @drive: drive the error occured on - * @msg: information string - * @stat: status byte - * - * Error reporting, in human readable form (luxurious, but a memory hog). - * Combines the drive name, message and status byte to provide a - * user understandable explanation of the device error. - */ - -u8 ide_dump_status(ide_drive_t *drive, const char *msg, u8 stat) -{ - if (drive->media == ide_disk) - return ide_dump_ata_status(drive, msg, stat); - return ide_dump_atapi_status(drive, msg, stat); -} - EXPORT_SYMBOL(ide_dump_status); |