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altboot.img: altboot as U-Boot image to fake a Linux kernel module

This commit is contained in:
phx 2011-02-26 20:38:49 +00:00
parent efac3e47ba
commit e068b990b6
4 changed files with 28 additions and 5 deletions
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4
distrib/notes/common/contents
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@ -1,4 +1,4 @@
.\" $NetBSD: contents,v 1.166 2011/02/10 00:56:34 jym Exp $
.\" $NetBSD: contents,v 1.167 2011/02/26 20:38:49 phx Exp $
.\"
.\" Copyright (c) 1999-2005 The NetBSD Foundation, Inc.
.\" All rights reserved.
@ -371,6 +371,8 @@ Tape boot programs, and a RAMDISK kernel; see below.
\*M bootloader in ELF format; see below
. It Pa altboot.bin
\*M bootloader in binary format; see below
. It Pa altboot.img
\*M bootloader as an U-Boot/PPCBoot image, suitable for bootm; see below
.\}
.
.if \n[sgimips] \{\

22
distrib/notes/sandpoint/install
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@ -1,4 +1,4 @@
.\" $NetBSD: install,v 1.8 2011/02/03 21:04:52 phx Exp $
.\" $NetBSD: install,v 1.9 2011/02/26 20:38:49 phx Exp $
.
.Ss2 Prepare the NFS or TFTP server
.
@ -26,6 +26,12 @@ Serial line upload
.It
Flash ROM
.bullet)
.Pp
When your firmware is restricted to
.Pa bootm
as the only command to run a program you should use
.Pa altboot.img
, which fakes a Linux kernel module.
.
.Ss2 Booting the installer
Depending on whether the serial console is attached to the first or the
@ -59,6 +65,20 @@ for TFTP, or with
.Pp
when the kernel resides on NFS.
.Pp
Note, that when using
.Pa altboot.img
with
.Pa bootm
instead of
.Pa altboot.bin
you have to pass arguments like
.Pa tftp:
or
.Pa nfs:
in the
.Pa bootargs
enviroment variable.
.Pp
The installation kernel will run
.Pa sysinst
from an internal memory disk image.

4
distrib/sandpoint/Makefile
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@ -1,4 +1,4 @@
# $NetBSD: Makefile,v 1.6 2011/01/28 22:15:35 phx Exp $
# $NetBSD: Makefile,v 1.7 2011/02/26 20:38:50 phx Exp $
.include <bsd.own.mk>
.include "${NETBSDSRCDIR}/distrib/common/Makefile.distrib"
@ -9,7 +9,7 @@ SUBDIR= ramdisk .WAIT md-kernel cdroms
TARGETS+= release
BOOTOBJ!= cd ${KERNSRCDIR}/arch/sandpoint/stand/altboot && ${PRINTOBJDIR}
ALTBOOTERS= ${BOOTOBJ}/altboot ${BOOTOBJ}/altboot.bin
ALTBOOTERS= ${BOOTOBJ}/altboot ${BOOTOBJ}/altboot.bin ${BOOTOBJ}/altboot.img
release: check_RELEASEDIR .WAIT ${ALTBOOTERS}
${RELEASE_INSTALL} ${ALTBOOTERS} ${RELEASEDIR}/${RELEASEMACHINEDIR}/installation

3
distrib/sets/lists/base/md.sandpoint
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@ -1,4 +1,5 @@
# $NetBSD: md.sandpoint,v 1.7 2011/01/28 22:15:35 phx Exp $
# $NetBSD: md.sandpoint,v 1.8 2011/02/26 20:38:50 phx Exp $
./dev/pms0 base-obsolete obsolete
./usr/mdec/altboot base-sysutil-bin
./usr/mdec/altboot.bin base-sysutil-bin
./usr/mdec/altboot.img base-sysutil-bin