xref: /freebsd/share/man/man4/hptrr.4 (revision 0a36787e4c1fa0cf77dcf83be0867178476e372b)
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25.\" $FreeBSD$
26.\"
27.Dd June 6, 2012
28.Dt HPTRR 4
29.Os
30.Sh NAME
31.Nm hptrr
32.Nd "HighPoint RocketRAID device driver"
33.Sh SYNOPSIS
34To compile this driver into the kernel,
35place the following line in your
36kernel configuration file:
37.Bd -ragged -offset indent
38.Cd "device hptrr"
39.Cd "device scbus"
40.Cd "device da"
41.Ed
42.Pp
43Alternatively, to load the driver as a
44module at boot time, place the following line in
45.Xr loader.conf 5 :
46.Bd -literal -offset indent
47hptrr_load="YES"
48.Ed
49.Pp
50The following tunables are settable from the loader:
51.Bl -ohang
52.It Va hw.hptrr.attach_generic
53set to 1 to permit driver attach to chips with generic Marvell (non-HighPoint)
54PCI identification.
55These chips are also supported by
56.Xr ata 4
57and
58.Xr mvs 4 .
59Some vendors are using same chips, but without providing RAID BIOS.
60.El
61.Sh DESCRIPTION
62The
63.Nm
64driver provides support for HighPoint's RocketRAID based RAID controllers.
65.Pp
66These devices support SATA/ATA disk drives
67and provide RAID0 (striping), RAID1 (mirroring), and RAID5 functionality.
68.Sh HARDWARE
69The
70.Nm
71driver supports the following RAID
72controllers:
73.Pp
74.Bl -bullet -compact
75.It
76RocketRAID 172x series
77.It
78RocketRAID 174x series
79.It
80RocketRAID 2210
81.It
82RocketRAID 222x series
83.It
84RocketRAID 2240
85.It
86RocketRAID 230x series
87.It
88RocketRAID 231x series
89.It
90RocketRAID 232x series
91.It
92RocketRAID 2340
93.It
94RocketRAID 2522
95.El
96.Sh NOTES
97The
98.Nm
99driver only works on the i386 and amd64 platforms as it requires a binary
100blob object from the manufacturer which they only supply for these platforms.
101The
102.Nm
103driver does
104.Em not
105work on i386 with
106.Xr pae 4
107enabled.
108.Pp
109This driver does not support the RR182x series controller.
110See the
111.Xr hptmv 4
112manual page for details on support.
113.Pp
114This driver supersedes the older rr232x driver.
115.Sh SEE ALSO
116.Xr ata 4 ,
117.Xr cam 4 ,
118.Xr hptmv 4 ,
119.Xr mvs 4 ,
120.Xr loader 8
121.Sh HISTORY
122The
123.Nm
124device driver first appeared in
125.Fx 6.3 .
126.Sh AUTHORS
127.An -nosplit
128The
129.Nm
130device driver was written by
131.An HighPoint Technologies, Inc. ,
132and ported to
133.Fx
134by
135.An Scott Long .
136This manual page was written by
137.An David E. O'Brien .
138.Sh BUGS
139The
140.Nm
141driver does not support manipulating the RAID from the OS, RAIDs need
142to be set up from the on-board BIOS.
143