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path: root/drivers/ide/ns87415.c
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Diffstat (limited to 'drivers/ide/ns87415.c')
-rw-r--r--drivers/ide/ns87415.c34
1 files changed, 8 insertions, 26 deletions
diff --git a/drivers/ide/ns87415.c b/drivers/ide/ns87415.c
index 71a39fb..95327a2 100644
--- a/drivers/ide/ns87415.c
+++ b/drivers/ide/ns87415.c
@@ -61,41 +61,23 @@ static u8 superio_dma_sff_read_status(ide_hwif_t *hwif)
return superio_ide_inb(hwif->dma_base + ATA_DMA_STATUS);
}
-static void superio_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
+static void superio_tf_read(ide_drive_t *drive, struct ide_taskfile *tf,
+ u8 valid)
{
struct ide_io_ports *io_ports = &drive->hwif->io_ports;
- struct ide_taskfile *tf = &cmd->tf;
- /* be sure we're looking at the low order bits */
- outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
+ if (valid & IDE_VALID_ERROR)
tf->error = inb(io_ports->feature_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
+ if (valid & IDE_VALID_NSECT)
tf->nsect = inb(io_ports->nsect_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
+ if (valid & IDE_VALID_LBAL)
tf->lbal = inb(io_ports->lbal_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
+ if (valid & IDE_VALID_LBAM)
tf->lbam = inb(io_ports->lbam_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
+ if (valid & IDE_VALID_LBAH)
tf->lbah = inb(io_ports->lbah_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
+ if (valid & IDE_VALID_DEVICE)
tf->device = superio_ide_inb(io_ports->device_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_LBA48) {
- outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
-
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
- tf->hob_error = inb(io_ports->feature_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
- tf->hob_nsect = inb(io_ports->nsect_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
- tf->hob_lbal = inb(io_ports->lbal_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
- tf->hob_lbam = inb(io_ports->lbam_addr);
- if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
- tf->hob_lbah = inb(io_ports->lbah_addr);
- }
}
static void ns87415_dev_select(ide_drive_t *drive);
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