man: Update the chassis bootparam section

Signed-off-by: Alexander Amelkin <alexander@amelkin.msk.ru>

doc/ipmitool.1

@@ -474,35 +474,65 @@ Force boot into BIOS Setup.
 Force boot from Floppy/primary removable media.
 .RE
 .TP 
-\fIbootparam\fP
+\fIbootparam\fP \fIget\fP <\fBopt_id\fR> [<\fBopt_param\fR>]
-.RS
+
+Get value of system boot option number <\fBopt_id\fR>. Some boot
+options (e.g. option 7) can also take an optional numeric parameter.
+
 .TP 
-\fIforce_pxe\fP
+\fIbootparam\fP \fIset\fP bootflag <\fBdevice\fR> [options=...]
+
+Set a boot flag. Valid devices are:
+
+.RS
+.IP \fIforce_pxe\fP
 
 Force PXE boot
-.TP 
+.IP \fIforce_disk\fP
-\fIforce_disk\fP
 
 Force boot from default Hard-drive
-.TP 
+.IP \fIforce_safe\fP
-\fIforce_safe\fP
 
 Force boot from default Hard-drive, request Safe Mode
-.TP 
+.IP \fIforce_diag\fP
-\fIforce_diag\fP
 
 Force boot from Diagnostic Partition
-.TP 
+.IP \fIforce_cdrom\fP
-\fIforce_cdrom\fP
 
 Force boot from CD/DVD
-.TP 
+.IP \fIforce_bios\fP
-\fIforce_bios\fP
 
 Force boot into BIOS Setup
+
+.PP
+Valid options are:
+
+.IP \fIPEF\fP
+
+Clear valid bit on reset/power cycle cause by PEF
+
+.IP \fItimeout\fP
+
+Automatically clear boot flag valid bit on timeout
+
+.IP \fIwatchdog\fP
+
+Clear valid bit on reset/power cycle cause by watchdog
+
+.IP \fIreset\fP
+
+Clear valid bit on push button reset/soft reset
+
+.IP \fIpower\fP
+
+Clear valid bit on power up via power push button or wake event
 .RE
+
 .TP 
 \fIselftest\fP
+
+Get the chassis self-test results
+
 .RE
 .TP 
 \fIdcmi\fP