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1 | SCSI Kernel Parameters |
2 | ~~~~~~~~~~~~~~~~~~~~~~ |
3 | |
4 | See Documentation/kernel-parameters.txt for general information on |
5 | specifying module parameters. |
6 | |
7 | This document may not be entirely up to date and comprehensive. The command |
8 | "modinfo -p ${modulename}" shows a current list of all parameters of a loadable |
9 | module. Loadable modules, after being loaded into the running kernel, also |
10 | reveal their parameters in /sys/module/${modulename}/parameters/. Some of these |
11 | parameters may be changed at runtime by the command |
12 | "echo -n ${value} > /sys/module/${modulename}/parameters/${parm}". |
13 | |
14 | |
15 | advansys= [HW,SCSI] |
16 | See header of drivers/scsi/advansys.c. |
17 | |
18 | aha152x= [HW,SCSI] |
19 | See Documentation/scsi/aha152x.txt. |
20 | |
21 | aha1542= [HW,SCSI] |
22 | Format: <portbase>[,<buson>,<busoff>[,<dmaspeed>]] |
23 | |
24 | aic7xxx= [HW,SCSI] |
25 | See Documentation/scsi/aic7xxx.txt. |
26 | |
27 | aic79xx= [HW,SCSI] |
28 | See Documentation/scsi/aic79xx.txt. |
29 | |
30 | atascsi= [HW,SCSI] Atari SCSI |
31 | |
32 | BusLogic= [HW,SCSI] |
33 | See drivers/scsi/BusLogic.c, comment before function |
34 | BusLogic_ParseDriverOptions(). |
35 | |
36 | dtc3181e= [HW,SCSI] |
37 | |
38 | eata= [HW,SCSI] |
39 | |
40 | fd_mcs= [HW,SCSI] |
41 | See header of drivers/scsi/fd_mcs.c. |
42 | |
43 | fdomain= [HW,SCSI] |
44 | See header of drivers/scsi/fdomain.c. |
45 | |
46 | gdth= [HW,SCSI] |
47 | See header of drivers/scsi/gdth.c. |
48 | |
49 | gvp11= [HW,SCSI] |
50 | |
51 | ibmmcascsi= [HW,MCA,SCSI] IBM MicroChannel SCSI adapter |
52 | See Documentation/mca.txt. |
53 | |
54 | in2000= [HW,SCSI] |
55 | See header of drivers/scsi/in2000.c. |
56 | |
57 | ips= [HW,SCSI] Adaptec / IBM ServeRAID controller |
58 | See header of drivers/scsi/ips.c. |
59 | |
60 | mac5380= [HW,SCSI] Format: |
61 | <can_queue>,<cmd_per_lun>,<sg_tablesize>,<hostid>,<use_tags> |
62 | |
63 | max_luns= [SCSI] Maximum number of LUNs to probe. |
64 | Should be between 1 and 2^32-1. |
65 | |
66 | max_report_luns= |
67 | [SCSI] Maximum number of LUNs received. |
68 | Should be between 1 and 16384. |
69 | |
70 | NCR_D700= [HW,SCSI] |
71 | See header of drivers/scsi/NCR_D700.c. |
72 | |
73 | ncr5380= [HW,SCSI] |
74 | |
75 | ncr53c400= [HW,SCSI] |
76 | |
77 | ncr53c400a= [HW,SCSI] |
78 | |
79 | ncr53c406a= [HW,SCSI] |
80 | |
81 | ncr53c8xx= [HW,SCSI] |
82 | |
83 | nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects. |
84 | |
85 | osst= [HW,SCSI] SCSI Tape Driver |
86 | Format: <buffer_size>,<write_threshold> |
87 | See also Documentation/scsi/st.txt. |
88 | |
89 | pas16= [HW,SCSI] |
90 | See header of drivers/scsi/pas16.c. |
91 | |
92 | scsi_debug_*= [SCSI] |
93 | See drivers/scsi/scsi_debug.c. |
94 | |
95 | scsi_default_dev_flags= |
96 | [SCSI] SCSI default device flags |
97 | Format: <integer> |
98 | |
99 | scsi_dev_flags= [SCSI] Black/white list entry for vendor and model |
100 | Format: <vendor>:<model>:<flags> |
101 | (flags are integer value) |
102 | |
103 | scsi_logging_level= [SCSI] a bit mask of logging levels |
104 | See drivers/scsi/scsi_logging.h for bits. Also |
105 | settable via sysctl at dev.scsi.logging_level |
106 | (/proc/sys/dev/scsi/logging_level). |
107 | There is also a nice 'scsi_logging_level' script in the |
108 | S390-tools package, available for download at |
109 | http://www-128.ibm.com/developerworks/linux/linux390/s390-tools-1.5.4.html |
110 | |
111 | scsi_mod.scan= [SCSI] sync (default) scans SCSI busses as they are |
112 | discovered. async scans them in kernel threads, |
113 | allowing boot to proceed. none ignores them, expecting |
114 | user space to do the scan. |
115 | |
116 | sim710= [SCSI,HW] |
117 | See header of drivers/scsi/sim710.c. |
118 | |
119 | st= [HW,SCSI] SCSI tape parameters (buffers, etc.) |
120 | See Documentation/scsi/st.txt. |
121 | |
122 | sym53c416= [HW,SCSI] |
123 | See header of drivers/scsi/sym53c416.c. |
124 | |
125 | t128= [HW,SCSI] |
126 | See header of drivers/scsi/t128.c. |
127 | |
128 | tmscsim= [HW,SCSI] |
129 | See comment before function dc390_setup() in |
130 | drivers/scsi/tmscsim.c. |
131 | |
132 | u14-34f= [HW,SCSI] UltraStor 14F/34F SCSI host adapter |
133 | See header of drivers/scsi/u14-34f.c. |
134 | |
135 | wd33c93= [HW,SCSI] |
136 | See header of drivers/scsi/wd33c93.c. |
137 | |
138 | wd7000= [HW,SCSI] |
139 | See header of drivers/scsi/wd7000.c. |
140 |
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