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-rw-r--r--Documentation/kernel-parameters.txt35
1 files changed, 31 insertions, 4 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e1392c277..02f1310e7 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -19,7 +19,7 @@ restrictions referred to are that the relevant option is valid if:
HW Appropriate hardware is enabled.
ISDN Appropriate ISDN support is enabled.
JOY Appropriate joystick support is enabled.
- LPT Printer support is enabled.
+ LP Printer support is enabled.
MCA MCA bus support is enabled.
MDA The MDA console is enabled.
MOUSE Appropriate mouse support is enabled.
@@ -29,6 +29,7 @@ restrictions referred to are that the relevant option is valid if:
PCI PCI bus support is enabled.
PCMCIA The PCMCIA subsystem is enabled.
PNP Plug & Play support is enabled.
+ PPT Parallel port support is enabled.
PS2 Appropriate PS/2 support is enabled.
RAM RAMdisc support is enabled.
SCSI Appropriate SCSI support is enabled.
@@ -187,7 +188,21 @@ running once the system is up.
load_ramdisk= [RAM]
- lp= [LPT] Parallel Printer.
+ lp=0 [LP] Specify parallel ports to use, e.g,
+or lp=port[,port...] lp=none,parport0 (lp0 not configured, lp1 uses
+or lp=reset first parallel port). 'lp=0' disables the printer
+or lp=auto driver. 'lp=reset' (which can be specified in
+ addition to the ports) causes attached
+ printers to be reset. Using
+ lp=port1,port2,... specifies the parallel
+ ports to associate lp devices with, starting
+ with lp0. A port specification may be 'none'
+ to skip that lp device, or a parport name such
+ as 'parport0'. Specifying 'lp=auto' instead
+ of a port specification list means that device
+ IDs from each port should be examined, to see
+ if an IEEE 1284-compliant printer is attached;
+ if so, the driver will manage that printer.
ltpc= [HW]
@@ -244,7 +259,19 @@ running once the system is up.
panic=
- parport= [HW,LP]
+ parport=0 [HW,PPT] Specify parallel ports. 0
+or parport=auto disables. Use 'auto' to force the driver
+or parport=0xBBB[,IRQ[,DMA]] to use any IRQ/DMA settings detected
+ (the default is to ignore detected
+ IRQ/DMA settings because of possible
+ conflicts). You can specify the base
+ address, IRQ, and DMA settings; IRQ
+ and DMA should be numbers or 'auto'
+ (for using detected settings on that
+ particular port). Parallel ports are
+ assigned in the order they are
+ specified on the command line,
+ starting with parport0.
pas16= [HW,SCSI]
@@ -262,7 +289,7 @@ running once the system is up.
pirq= [SMP,APIC]
- plip= [LP,NET] Parallel port network link.
+ plip= [PPT,NET] Parallel port network link.
profile=