diff --git a/man4/initrd.4 b/man4/initrd.4 index ef6707001..05c217fbf 100644 --- a/man4/initrd.4 +++ b/man4/initrd.4 @@ -34,6 +34,48 @@ .TH INITRD 4 1997-11-06 "Linux" "Linux Programmer's Manual" .SH NAME initrd \- boot loader initialized RAM disk +.SH CONFIGURATION +The +.I /dev/initrd +is a read-only block device assigned +major number 1 and minor number 250. +Typically +.I /dev/initrd +is owned by +.I root.disk +with mode 0400 (read access by root only). +If the Linux system does not have +.I /dev/initrd +already created, it can be created with the following commands: +.nf +\fB + mknod \-m 400 /dev/initrd b 1 250 + chown root:disk /dev/initrd +\fP +.fi +.PP +Also, support for both "RAM disk" and "Initial RAM disk" +(e.g. +.BR CONFIG_BLK_DEV_RAM=y " and " CONFIG_BLK_DEV_INITRD=y ) +must be compiled directly into the Linux kernel to use +.IR /dev/initrd "." +When using +.IR /dev/initrd ", " +the RAM disk driver cannot be loaded as a module. +.\" +.\" +.\" +.SH FILES +.I /dev/initrd +.br +.I /dev/ram0 +.br +.I /linuxrc +.br +.I /initrd +.\" +.\" +.\" .SH DESCRIPTION The special file .I /dev/initrd @@ -353,48 +395,6 @@ boot floppy and then bootstrap a bigger ram disk via .\" .\" .\" -.SS Configuration -The -.I /dev/initrd -is a read-only block device assigned -major number 1 and minor number 250. -Typically -.I /dev/initrd -is owned by -.I root.disk -with mode 0400 (read access by root only). -If the Linux system does not have -.I /dev/initrd -already created, it can be created with the following commands: -.nf -\fB - mknod \-m 400 /dev/initrd b 1 250 - chown root:disk /dev/initrd -\fP -.fi -.PP -Also, support for both "RAM disk" and "Initial RAM disk" -(e.g. -.BR CONFIG_BLK_DEV_RAM=y " and " CONFIG_BLK_DEV_INITRD=y ) -must be compiled directly into the Linux kernel to use -.IR /dev/initrd "." -When using -.IR /dev/initrd ", " -the RAM disk driver cannot be loaded as a module. -.\" -.\" -.\" -.SH FILES -.I /dev/initrd -.br -.I /dev/ram0 -.br -.I /linuxrc -.br -.I /initrd -.\" -.\" -.\" .SH NOTES .IP 1. 3 With the current kernel, any file systems that remain mounted when