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Diffstat (limited to 'share/man/man4/esp.4')
-rw-r--r-- | share/man/man4/esp.4 | 187 |
1 files changed, 60 insertions, 127 deletions
diff --git a/share/man/man4/esp.4 b/share/man/man4/esp.4 index 897ee8e..6ebc85b 100644 --- a/share/man/man4/esp.4 +++ b/share/man/man4/esp.4 @@ -1,5 +1,5 @@ .\" -.\" Copyright (c) 2004 Tom Rhodes +.\" Copyright (c) 2011 Marius Strobl <marius@FreeBSD.org> .\" All rights reserved. .\" .\" Redistribution and use in source and binary forms, with or without @@ -25,158 +25,91 @@ .\" .\" $FreeBSD$ .\" -.Dd September 18, 2005 +.Dd November 1, 2011 .Dt ESP 4 .Os .Sh NAME .Nm esp -.Nd Qlogic FEPS and FAS366 SCSI driver +.Nd Emulex ESP, NCR 53C9x and QLogic FAS families based SCSI controllers .Sh SYNOPSIS -To compile this driver into the kernel, -place the following lines in your +To compile this driver into the kernel, place the following lines in your kernel configuration file: .Bd -ragged -offset indent .Cd "device scbus" .Cd "device esp" .Ed -.Sh HARDWARE +.Pp +Alternatively, to load the driver as a module at boot time, place the +following line in +.Xr loader.conf 5 : +.Bd -literal -offset indent +if_esp_load="YES" +.Ed +.Sh DESCRIPTION The .Nm driver provides support for the -.Tn Qlogic -FAS216 and FAS408 +.Tn AMD +Am53C974, the +.Tn Emulex +ESP100, ESP100A, ESP200 and ESP406, the +.Tn NCR +53C90, 53C94 and 53C96 as well as the +.Tn QLogic +FAS100A, FAS216, FAS366 and FAS408 .Tn SCSI controller chips found in a wide variety of systems and peripheral boards. -This includes the -.Tn Qlogic -.Tn SCSI -cards found in most -.Tn Sun -.Tn Ultra 1e -and -.Tn Ultra 2 -machines. -.Pp -For -.Tn Qlogic -.Tn PCI -.Tn SCSI -host adapters, the -.Xr isp 4 -driver should be used in place of the -.Nm -driver. -.Sh IMPLEMENTATION NOTES -During the boot sequence, the +.Sh HARDWARE +Controllers supported by the .Nm -driver -searches the linked list for LUN info by LUN ID. -At this point the driver will attach on that instance, -and then attempt to attach every sub-device. -.Pp -There are at least 4 variations of the -configuration 3 register. -A second config register must be loaded to inquire the chip revision, -otherwise the -.Fn ncr53c9x_reset -function will not set the defaults correctly. -.Pp -The drive attach routine attempts to set the appropriate -bit to put the chip into Fast -.Tn SCSI -mode so that it does not -have to be figured out each time. -This will then be stored in the -.Tn NCR -registers for later use. +driver include: .Pp -The -.Nm -driver makes use of the -.Tn LSI -64854 -.Tn DMA -engine which contains three independent -channels designed to interface with -an NCR539X -.Tn SCSI -controller; -an AM7990 Ethernet controller; -and certain types of parallel port hardware. -As such this driver may eventually replace the -.Xr amd 4 -driver for network hardware. -.Sh DIAGNOSTICS -The following driver specific error messages -may be reported: -.Bl -diag -.It "esp: cannot map %d segments" -The device was unable to map segments while mapping the -.Tn SCSI -devices in -.Tn DMA -mode. -.It "unknown variant %d, devices not attached" -An unknown version of the card was found and devices will -not be attached. -.It "Unhandled function code %d" -The device returned a function code which the driver is -unable to handle, most likely during negotiation. -.It "esp:%d:%d: selection failed %d left in FIFO" -The target left the command phase prematurely. -If a command did not reach the device then it will -be reported as shown above. -.It "invalid state: %d" -The device has reached an invalid state. -.El -.Sh SEE ALSO -.Xr amd 4 , -.Xr isp 4 , -.Xr scbus 4 , -.Xr camcontrol 8 -.Pp -.Bl -item -compact +.Bl -bullet -compact +.It +MELCO IFC-DP (PC-98) +.It +Sun ESP family +.It +Sun FAS family .It -.Pa http://www.qlc.com/ +Tekram DC390 .It -.Pa http://www.sun.com/ +Tekram DC390T .El +.Sh SEE ALSO +.Xr cd 4 , +.Xr ch 4 , +.Xr da 4 , +.Xr intro 4 , +.Xr pci 4 , +.Xr sa 4 , +.Xr sbus 4 , +.Xr scsi 4 , +.Xr camcontrol 8 .Sh HISTORY The .Nm -driver was written for -.Nx -by -.An Eric S. Hvozda . +driver first appeared in +.Nx 1.3 . +The first +.Fx +version to include it was +.Fx 5.3 . +.Sh AUTHORS +.An -nosplit The .Nm -driver was then ported to -.Fx 5.3 +driver was ported to +.Fx by -.An Scott Long Aq scottl@FreeBSD.org . -.Sh AUTHORS -This manual page was written by -.An Tom Rhodes Aq trhodes@FreeBSD.org -instead of porting the original from -.Nx . +.An Scott Long +.Aq scottl@FreeBSD.org +and later on considerably improved by +.An Marius Strobl +.Aq marius@FreeBSD.org . .Sh BUGS The .Nm -driver includes the sbus front-end but lacks the -.Tn PCI -front-end. -Thus it can only support the -.Tn FEPS/FAS366 -.Tn SCSI -found in -.Tn Sun -.Tn Ultra 1e -and -.Tn Ultra 2 -machines at this time. -.Pp -This driver should eventually replace the -.Xr amd 4 -driver, but that requires porting the -.Tn PCI -front-end mentioned above. +driver should read the EEPROM settings of +.Tn Tekram +controllers. |