comments on bios drives.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23368 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
François Revol 2008-01-11 00:21:48 +00:00
parent ce88dfd27f
commit 55aba426ed

View File

@ -14,7 +14,10 @@
/*
* (X)BIOS supports char and block devices with a separate namespace
* for char devs handle is {DEV_PRINTER, ... DEV_CONSOLE, ...}
* for block devs handle is the drive number.
* for block devs handle is either:
* - the partition number {0=A:, 2=C:...} in logical mode.
* - the drive number {0=A:, 1=B:, 2=ACSI-0, 10=SCSI-0, ...}
* in phys mode (RW_NOTRANSLATE).
* BlockHandle is in devices.cpp
*
* XXX: handle network devices ? not sure how TOS net extensions do this