K6610170
Rev.2
Dec 22, 2004
- 59 -
Table 7.6 DEVICE CONFIGURATION SET command Data Structure(Continued)
Word Description
2
Ultra DMA modes supported
bit 15 - 6 0 = Reserved
bit 5
1 = Ultra DMA mode 5
and below are supported
Bit 5 is cleared to select no support for Ultra DMA mode 5. This bit shall not be
cleared if Ultra DMA mode 5 is currently selected.
bit 4
1 = Ultra DMA mode 4
and below are supported
Bit 4 is cleared to select no support for Ultra DMA mode 4. This bit shall not be
cleared if Ultra DMA mode 5 is supported or if Ultra DMA mode 5 or 4 is
selected.
bit 3
1 = Ultra DMA mode 3
and below are supported
Bit 3 is cleared to select no support for Ultra DMA mode 3. This bit shall not be
cleared if Ultra DMA mode 5 or 4 is supported or if Ultra DMA mode 5, 4, or 3
is selected.
bit 2
1 = Ultra DMA mode 2
and below are supported
Bit 2 is cleared to select no support for Ultra DMA mode 2. This bit shall not be
cleared if Ultra DMA mode 5, 4, or 3 is supported or if Ultra DMA mode 5, 4, 3,
or 2 is selected.
bit 1
1 = Ultra DMA mode 1
and below are supported
Bit 1 is cleared to select no support for Ultra DMA mode 1. This bit shall not be
cleared if Ultra DMA mode 5, 4, 3, or 2 is supported or if Ultra DMA mode 5, 4,
3, 2, or 1 is selected.
bit 0
1 = Ultra DMA mode 0 is supported
Bit 0 is cleared to select no support for Ultra DMA mode 0. This bit shall not be
cleared if Ultra DMA mode 5, 4, 3, 2, or 1 is supported or if Ultra DMA mode 5,
4, 3, 2, 1, or 0 is selected.
3 - 6
Maximum LBA Address
Words 3 - 6 define the maximum LBA address. This shall be the highest address accepted
by the device after execution of the command. When this value is changed, the content of
IDENTIFY DEVICE command are changed to reflect the maximum address set with this
command. This value does not be changed and command aborted is returned if a Host
Protected Area has been established by the execution of a SET MAX ADDRESS command
or a SET MAX ADDRESS EXT command.