Adding new HDD on Solaris

Here is the table of harddisk's priority.

Solaris 10 x86 Disk Controller Table
IDE
/dev/rdsk/c0d0s0~7Primary IDE Master
/dev/rdsk/c0d1s0~7Primary IDE Slave
/dev/rdsk/c1d0s0~7Secondary IDE Master
/dev/rdsk/c1d1s0~7Secondary IDE Slave

SCSI
/dev/rdsk/c0t0d0s0~7First SCSI ?No 0 ? Disk Drive
/dev/rdsk/c0t1d0s0~7First SCSI ?No 1 ? Disk Drive
/dev/rdsk/c0t2d0s0~7First SCSI ?No 2 ? Disk Drive
/dev/rdsk/c0t3d0s0~7First SCSI ?No 3 ? Disk Drive
/dev/rdsk/c0t4d0s0~7First SCSI ?No 4 ? Disk Drive
/dev/rdsk/c0t5d0s0~7First SCSI ?No 5 ? Disk Drive
/dev/rdsk/c0t6d0s0~7First SCSI ?No 6 ? Disk Drive
/dev/rdsk/c0t7d0s0~7First SCSI ?No 7 ? Disk Drive

So, after connected your new HDD to your system.
Reboot once then login to solaris and type these command

#drvconfig
#disks

check the new HDD has been added already with

#format 

All done :)

Credits: here