diff options
| author | Justin T. Gibbs <gibbs@FreeBSD.org> | 1996-04-28 19:43:10 +0000 |
|---|---|---|
| committer | Justin T. Gibbs <gibbs@FreeBSD.org> | 1996-04-28 19:43:10 +0000 |
| commit | 9591b63489d25baba69f9923bac30213adfc6fe3 (patch) | |
| tree | f93d9e23f1c064d8feee303756ce56b6d7d8a98a | |
| parent | a515c85818ba847d3175cc8b70ca0fe9e03bb6d5 (diff) | |
Notes
| -rw-r--r-- | share/man/man4/ahc.4 | 11 | ||||
| -rw-r--r-- | share/man/man4/man4.i386/ahc.4 | 11 |
2 files changed, 18 insertions, 4 deletions
diff --git a/share/man/man4/ahc.4 b/share/man/man4/ahc.4 index 160073830e23..38641937ace9 100644 --- a/share/man/man4/ahc.4 +++ b/share/man/man4/ahc.4 @@ -40,6 +40,9 @@ For one or more PCI cards: .Cd controller pci0 .Cd controller ahc0 .Pp +To enable tagged queueing: +.Cd options AHC_TAGENABLE +.Pp To enable SCB paging: .Cd options AHC_SCBPAGING_ENABLE .Pp @@ -58,13 +61,17 @@ or .Tn AIC7880 host adapter chips. Features include support for twin and wide busses, -ultra SCSI, -two commands per non-tagged queueing target, +ultra +.Tn SCSI, +two active commands at a time per non-tagged queueing target, tagged queuing, and SCB paging which allows up to 255 active commands on all adapters except those using .Tn AIC7770 chips prior to revision E. +Tagged queueing is enabled with the +.Dq Dv AHC_TAGENABLE +configuration option. SCB paging is enabled with the .Dq Dv AHC_SCBPAGING_ENABLE configuration option. diff --git a/share/man/man4/man4.i386/ahc.4 b/share/man/man4/man4.i386/ahc.4 index 160073830e23..38641937ace9 100644 --- a/share/man/man4/man4.i386/ahc.4 +++ b/share/man/man4/man4.i386/ahc.4 @@ -40,6 +40,9 @@ For one or more PCI cards: .Cd controller pci0 .Cd controller ahc0 .Pp +To enable tagged queueing: +.Cd options AHC_TAGENABLE +.Pp To enable SCB paging: .Cd options AHC_SCBPAGING_ENABLE .Pp @@ -58,13 +61,17 @@ or .Tn AIC7880 host adapter chips. Features include support for twin and wide busses, -ultra SCSI, -two commands per non-tagged queueing target, +ultra +.Tn SCSI, +two active commands at a time per non-tagged queueing target, tagged queuing, and SCB paging which allows up to 255 active commands on all adapters except those using .Tn AIC7770 chips prior to revision E. +Tagged queueing is enabled with the +.Dq Dv AHC_TAGENABLE +configuration option. SCB paging is enabled with the .Dq Dv AHC_SCBPAGING_ENABLE configuration option. |