diff options
Diffstat (limited to 'Documentation/scsi/sym53c8xx_2.txt')
| -rw-r--r-- | Documentation/scsi/sym53c8xx_2.txt | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/Documentation/scsi/sym53c8xx_2.txt b/Documentation/scsi/sym53c8xx_2.txt index 3d9f06bb3d0..49ea5c58c6b 100644 --- a/Documentation/scsi/sym53c8xx_2.txt +++ b/Documentation/scsi/sym53c8xx_2.txt @@ -449,25 +449,14 @@ options as above. cmd_per_lun=#tags (#tags > 1) tagged command queuing enabled #tags will be truncated to the max queued commands configuration parameter. -10.2.2 Detailed control of tagged commands - This option allows you to specify a command queue depth for each device - that supports tagged command queueing. - Example: - tag_ctrl=10/t2t3q16-t5q24/t1u2q32 - will set devices queue depth as follow: - - controller #0 target #2 and target #3 -> 16 commands, - - controller #0 target #5 -> 24 commands, - - controller #1 target #1 logical unit #2 -> 32 commands, - - all other logical units (all targets, all controllers) -> 10 commands. - -10.2.3 Burst max +10.2.2 Burst max burst=0 burst disabled burst=255 get burst length from initial IO register settings. burst=#x burst enabled (1<<#x burst transfers max) #x is an integer value which is log base 2 of the burst transfers max. By default the driver uses the maximum value supported by the chip. -10.2.4 LED support +10.2.3 LED support led=1 enable LED support led=0 disable LED support Do not enable LED support if your scsi board does not use SDMS BIOS. @@ -560,9 +549,9 @@ Previously, the sym2 driver accepted arguments of the form sym53c8xx=tags:4,sync:10,debug:0x200 As a result of the new module parameters, this is no longer available. -Most of the options have remained the same, but tags has split into -cmd_per_lun and tag_ctrl for its two different purposes. The sample above -would be specified as: +Most of the options have remained the same, but tags has become +cmd_per_lun to reflect its different purposes. The sample above would +be specified as: modprobe sym53c8xx cmd_per_lun=4 sync=10 debug=0x200 or on the kernel boot line as: |