Tenho um hd SAMSUNG SP0411N que está trabalhando sem suporte DMA.
Código :/dev/hda: multcount = 16 (on) IO_support = 0 (default 16-bit) unmaskirq = 0 (off) using_dma = 0 (off) keepsettings = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 4870/255/63,
Código :root@maquina/# hdparm -d1 /dev/hda /dev/hda: setting using_dma to 1 (on) HDIO_SET_DMA failed: Operation not permitted using_dma = 0 (off)
a config, do kernel
Código :root@maquina/boot# cat .config| grep ATA # CONFIG_PARPORT_ATARI is not set CONFIG_ATALK=m # ATA/IDE/MFM/RLL support # IDE, ATA and ATAPI Block devices # CONFIG_BLK_DEV_IDE_SATA is not set CONFIG_BLK_DEV_ATARAID=m CONFIG_BLK_DEV_ATARAID_PDC=m CONFIG_BLK_DEV_ATARAID_HPT=m CONFIG_BLK_DEV_ATARAID_MEDLEY=m CONFIG_BLK_DEV_ATARAID_SII=m CONFIG_SCSI_SATA=y CONFIG_SCSI_SATA_AHCI=m CONFIG_SCSI_SATA_SVW=m CONFIG_SCSI_ATA_PIIX=m CONFIG_SCSI_SATA_NV=m CONFIG_SCSI_SATA_PROMISE=m CONFIG_SCSI_SATA_SX4=m CONFIG_SCSI_SATA_SIL=m CONFIG_SCSI_SATA_SIS=m CONFIG_SCSI_SATA_ULI=m CONFIG_SCSI_SATA_VIA=m CONFIG_SCSI_SATA_VITESSE=m CONFIG_SCSI_EATA=m # CONFIG_SCSI_EATA_TAGGED_QUEUE is not set # CONFIG_SCSI_EATA_LINKED_COMMANDS is not set CONFIG_SCSI_EATA_MAX_TAGS=16 # CONFIG_SCSI_EATA_DMA is not set # CONFIG_SCSI_EATA_PIO is not set # CONFIG_USB_STORAGE_DATAFAB is not set
Eu nunca cheguei a pegar HD, com esse tipo de problema, alguém sabe o que está acontecendo ?