ref: 115e8f0a724e56676c4eb7e36d9fb31f7f67db03
parent: 7dfdb696a68fc9ef02a9d4877475f2206dec1d85
author: iru <devnull@localhost>
date: Wed Jul 13 13:50:06 EDT 2011
Minor 9boot(8) improvements.
--- a/sys/man/8/9boot
+++ b/sys/man/8/9boot
@@ -2,13 +2,13 @@
.SH NAME
9bootfat, 9bootiso, 9bootpxe \- PC bootloader for FAT, ISO and PXE network booting
.SH SYNOPSIS
-started by PC BIOS or chainloaded by partition bootsector
+Started by PC BIOS or chainloaded by partition bootsector
.SH DESCRIPTION
9boot is the bootloader used on PCs to start the Plan 9 kernel.
Its task is to read and parse the
.IR plan9.ini (8)
configuration file, gather some basic system information like
-the amount of usable system memory, do some low level system
+the amount of usable system memory, do some basic system
initialization and load the kernel from the boot media into memory.
After reading the configuration, the loader will automatically
@@ -25,7 +25,8 @@
file.
.BR
The word
-.B clear [
+.B clear
+[
.I prefix
]
can be used to remove parameters from the current configuration.
@@ -34,8 +35,7 @@
is specified, the first parameter that matches the prefix
is removed. If the
.IR prefix
-argument is omited, the whole configuration will be reset.
-.BR
+argument is omitted, the whole configuration will be reset.
The word
.B boot
will end the console and resume booting the kernel.
@@ -46,23 +46,23 @@
method.
.SH FAT BOOTING
When booting Plan 9 from a harddisk or USB pen drive, a
-FAT16/32 partition (
-.IR 9fat
-) is used to store the kernel and
+FAT16/32 partition
+.IR (9fat)
+is used to store the kernel and
.IR plan9.ini (8)
configuration. Due to size limitations, instead of loading
-the kernel directly, the bootsector (
-.IR pbs
-) of the FAT partition loads
+the kernel directly, the bootsector
+.IR (pbs)
+of the FAT partition loads
a 2nd stage bootloader
-.IR 9bootfat
+.IR (9bootfat)
from the root directory of the filesystem.
.SH CD-ROM BOOTING
-Booting from CD-ROM requires only
+Booting from CD-ROM requires only the
.IR 9bootiso
-to be included in the ISO-9660 image under
+bootloader to be included in the ISO-9660 image under
.B 386/9bootiso,
-set as a non emulation bootblock (see
+set as a non-emulation bootblock (see
.IR mk9660 (8)).
Boot parameters are read from
.B cfg/plan9.ini.
@@ -70,7 +70,8 @@
With a PXE capable BIOS and network card one can download
.IR 9bootpxe
and boot the kernel from a TFTP server (see
-.IR dhcpd (8),
+.IR dhcpd (8)
+and
.IR ndb (6)
for details). Once started,
.IR 9bootpxe
@@ -83,15 +84,14 @@
.IR plan9.ini (8)
file.
.SH FILES
-.TP
.B /386/pbs
-.TP
+.br
.B /386/9bootfat
-.TP
+.br
.B /386/9bootiso
-.TP
+.br
.B /386/9bootpxe
.SH SOURCE
-.BR /sys/src/boot/pc .
+.BR /sys/src/boot/pc
.SH "SEE ALSO"
.IR plan9.ini (8)