diff --git a/en_US.ISO8859-1/books/handbook/disks/chapter.sgml b/en_US.ISO8859-1/books/handbook/disks/chapter.sgml index 91d0438542..8d59b4f4d8 100644 --- a/en_US.ISO8859-1/books/handbook/disks/chapter.sgml +++ b/en_US.ISO8859-1/books/handbook/disks/chapter.sgml @@ -1462,7 +1462,9 @@ cd0: Attempt to query device size failed: NOT READY, Medium not present - tray c supported by the DVD Forum. A DVD-RAM can be seen as a removable hard drive. However, this media is not compatible with most DVD-ROM drives and DVD-Video players; - only a few DVD writers support the DVD-RAM format. + only a few DVD writers support the DVD-RAM format. Read + the for more information + on DVD-RAM use. @@ -1785,6 +1787,55 @@ cd0: Attempt to query device size failed: NOT READY, Medium not present - tray c quite impossible to help you. + + + Using a DVD-RAM + + DVD + DVD-RAM + + + + Configuration + + DVD-RAM writers come with either SCSI or ATAPI + interface. You have to enable DMA access for ATAPI devices, + this can be done in adding the following line to the + /boot/loader.conf file: + + hw.ata.atapi_dma="1" + + + + Preparing the Medium + + As previously said in this chapter introduction, a + DVD-RAM can be seen as a removable hard drive. As any other + hard drive the DVD-RAM must be prepared + before the first use. In our example, we will use the whole + disk space with a standard UFS2 file system. + + As root type the following + commands with the DVD-RAM in: + + &prompt.root; dd if=/dev/zero of=/dev/acd0 count=2 +&prompt.root; disklabel -Bw acd0 +&prompt.root; newfs /dev/acd0 + + The DVD device, acd0, must be + changed according to your configuration. + + + + Using the Medium + + Once you have performed the previous operations on your + DVD-RAM, you can mount it as a normal hard drive: + + &prompt.root; mount /dev/acd0 /mnt + + Then you will be able to read and write on it. +