defaultenv: switch hostname to global.hostname

Udpate dhcp with it too.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

24 files changed, 158 insertions, 158 deletions

diff --git a/arch/arm/boards/chumby_falconwing/env/config b/arch/arm/boards/chumby_falconwing/env/config
index bf48da614d..3839b40584 100644
--- a/arch/arm/boards/chumby_falconwing/env/config
+++ b/arch/arm/boards/chumby_falconwing/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=falconwing
+global.hostname=falconwing
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
diff --git a/arch/arm/boards/eukrea_cpuimx25/env/config b/arch/arm/boards/eukrea_cpuimx25/env/config
index b6bf93f58f..63a85b27eb 100644
--- a/arch/arm/boards/eukrea_cpuimx25/env/config
+++ b/arch/arm/boards/eukrea_cpuimx25/env/config
@@ -5,7 +5,7 @@ otg_mode="device"
 # video : can be CMO-QVGA, URT-WVGA, DVI-VGA or DVI-SVGA
 video="CMO-QVGA"
 
-hostname=eukrea-cpuimx25
+global.hostname=eukrea-cpuimx25
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
@@ -24,16 +24,16 @@ rootfs_loc=nand
 
 # rootfs
 rootfs_type=ubifs
-rootfsimage=$hostname/rootfs.$rootfs_type
+rootfsimage=${global.hostname}/rootfs.$rootfs_type
 
 # kernel
-kernelimage=$hostname/uImage-${hostname}.bin
+kernelimage=${global.hostname}/uImage-${global.hostname}.bin
 
 # barebox and it's env
-bareboximage=$hostname/barebox-${hostname}.bin
-bareboxenvimage=$hostname/bareboxenv-${hostname}.bin
+bareboximage=${global.hostname}/barebox-${global.hostname}.bin
+bareboxenvimage=${global.hostname}/bareboxenv-${global.hostname}.bin
 
-nfsroot="$eth0.serverip:/srv/nfs/$hostname"
+nfsroot="$eth0.serverip:/srv/nfs/${global.hostname}"
 
 autoboot_timeout=1
 
@@ -42,7 +42,7 @@ bootargs="console=ttymxc0,115200 otg_mode=$otg_mode video=imxfb:$video"
 nand_parts="256k(barebox)ro,128k(bareboxenv),3M(kernel),-(root)"
 rootfs_mtdblock_nand=3
 nand_device="mxc_nand"
-ubiroot="$hostname-rootfs"
+ubiroot="${global.hostname}-rootfs"
 device_type="nand"
 
 # set a fancy prompt (if support is compiled in)
diff --git a/arch/arm/boards/eukrea_cpuimx35/env/config b/arch/arm/boards/eukrea_cpuimx35/env/config
index 01cbfe9b06..50d33a46c3 100644
--- a/arch/arm/boards/eukrea_cpuimx35/env/config
+++ b/arch/arm/boards/eukrea_cpuimx35/env/config
@@ -5,7 +5,7 @@ otg_mode="device"
 # video : can be CMO-QVGA, URT-WVGA, DVI-VGA or DVI-SVGA
 video="CMO-QVGA"
 
-hostname=eukrea-cpuimx35
+global.hostname=eukrea-cpuimx35
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
@@ -24,16 +24,16 @@ rootfs_loc=nand
 
 # rootfs
 rootfs_type=ubifs
-rootfsimage=$hostname/rootfs.$rootfs_type
+rootfsimage=${global.hostname}/rootfs.$rootfs_type
 
 # kernel
-kernelimage=$hostname/uImage-${hostname}.bin
+kernelimage=${global.hostname}/uImage-${global.hostname}.bin
 
 # barebox and it's env
-bareboximage=$hostname/barebox-${hostname}.bin
-bareboxenvimage=$hostname/bareboxenv-${hostname}.bin
+bareboximage=${global.hostname}/barebox-${global.hostname}.bin
+bareboxenvimage=${global.hostname}/bareboxenv-${global.hostname}.bin
 
-nfsroot="$eth0.serverip:/srv/nfs/$hostname"
+nfsroot="$eth0.serverip:/srv/nfs/${global.hostname}"
 
 autoboot_timeout=1
 
@@ -42,7 +42,7 @@ bootargs="console=ttymxc0,115200 otg_mode=$otg_mode video=mx3fb:$video"
 nand_parts="256k(barebox)ro,128k(bareboxenv),3M(kernel),-(root)"
 rootfs_mtdblock_nand=3
 nand_device="mxc_nand"
-ubiroot="$hostname-rootfs"
+ubiroot="${global.hostname}-rootfs"
 device_type="nand"
 
 # set a fancy prompt (if support is compiled in)
diff --git a/arch/arm/boards/eukrea_cpuimx51/env/config b/arch/arm/boards/eukrea_cpuimx51/env/config
index 163d026158..17f8337f73 100644
--- a/arch/arm/boards/eukrea_cpuimx51/env/config
+++ b/arch/arm/boards/eukrea_cpuimx51/env/config
@@ -8,7 +8,7 @@ video="CMO-QVGA"
 # screen type : can be 'tft' or 'dvi'
 screen_type="tft"
 
-hostname=eukrea-cpuimx51
+global.hostname=eukrea-cpuimx51
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
@@ -27,16 +27,16 @@ rootfs_loc=nand
 
 # rootfs
 rootfs_type=ubifs
-rootfsimage=$hostname/rootfs.$rootfs_type
+rootfsimage=${global.hostname}/rootfs.$rootfs_type
 
 # kernel
-kernelimage=$hostname/uImage-${hostname}.bin
+kernelimage=${global.hostname}/uImage-${global.hostname}.bin
 
 # barebox and it's env
-bareboximage=$hostname/barebox-${hostname}.bin
-bareboxenvimage=$hostname/bareboxenv-${hostname}.bin
+bareboximage=${global.hostname}/barebox-${global.hostname}.bin
+bareboxenvimage=${global.hostname}/bareboxenv-${global.hostname}.bin
 
-nfsroot="$eth0.serverip:/srv/nfs/$hostname"
+nfsroot="$eth0.serverip:/srv/nfs/${global.hostname}"
 
 autoboot_timeout=1
 
@@ -45,7 +45,7 @@ bootargs="console=ttymxc0,115200 otg_mode=$otg_mode video=$video screen_type=$sc
 nand_parts="256k(barebox)ro,128k(bareboxenv),3M(kernel),-(root)"
 rootfs_mtdblock_nand=3
 nand_device="mxc_nand"
-ubiroot="$hostname-rootfs"
+ubiroot="${global.hostname}-rootfs"
 device_type="nand"
 
 # set a fancy prompt (if support is compiled in)
diff --git a/arch/arm/boards/freescale-mx28-evk/env/config b/arch/arm/boards/freescale-mx28-evk/env/config
index 3951c5bd06..4e2c90d4b1 100644
--- a/arch/arm/boards/freescale-mx28-evk/env/config
+++ b/arch/arm/boards/freescale-mx28-evk/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=mx28-evk
+global.hostname=mx28-evk
 #user=
 
 # use 'dhcp' to do dhcp in barebox and in kernel
@@ -24,21 +24,21 @@ rootfs_loc=net
 rootfs_type=ext2
 # where is the rootfs in case of 'rootfs_loc=disk' (linux name)
 rootfs_part_linux_dev=mmcblk0p4
-rootfsimage=rootfs-${hostname}.$rootfs_type
+rootfsimage=rootfs-${global.hostname}.$rootfs_type
 
 # where is the kernel image in case of 'kernel_loc=disk'
 kernel_part=disk0.2
 
-kernelimage=zImage-$hostname
-bareboximage=barebox-${hostname}.bin
-bareboxenvimage=barebox-${hostname}.bin
+kernelimage=zImage-${global.hostname}
+bareboximage=barebox-${global.hostname}.bin
+bareboxenvimage=barebox-${global.hostname}.bin
 
 if [ -n $user ]; then
 	bareboximage="$user"-"$bareboximage"
 	bareboxenvimage="$user"-"$bareboxenvimage"
 	kernelimage="$user"-"$kernelimage"
 	rootfsimage="$user"-"$rootfsimage"
-	nfsroot="/home/$user/nfsroot/$hostname"
+	nfsroot="/home/$user/nfsroot/${global.hostname}"
 else
 	nfsroot="/path/to/nfs/root"
 fi
diff --git a/arch/arm/boards/freescale-mx35-3-stack/env/config b/arch/arm/boards/freescale-mx35-3-stack/env/config
index 171ae8c9bf..122c0fcaba 100644
--- a/arch/arm/boards/freescale-mx35-3-stack/env/config
+++ b/arch/arm/boards/freescale-mx35-3-stack/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=mx35-3stack
+global.hostname=mx35-3stack
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/freescale-mx53-loco/env/config b/arch/arm/boards/freescale-mx53-loco/env/config
index bceddafa97..24a1efb163 100644
--- a/arch/arm/boards/freescale-mx53-loco/env/config
+++ b/arch/arm/boards/freescale-mx53-loco/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=loco
+global.hostname=loco
 eth0.serverip=
 user=
 
@@ -22,16 +22,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/freescale-mx53-smd/env/config b/arch/arm/boards/freescale-mx53-smd/env/config
index d2afb291e8..d92beb9ee4 100644
--- a/arch/arm/boards/freescale-mx53-smd/env/config
+++ b/arch/arm/boards/freescale-mx53-smd/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=loco
+global.hostname=loco
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/friendlyarm-mini2440/env/config b/arch/arm/boards/friendlyarm-mini2440/env/config
index 77cc34f575..69d431a4ac 100644
--- a/arch/arm/boards/friendlyarm-mini2440/env/config
+++ b/arch/arm/boards/friendlyarm-mini2440/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=mini2440
+global.hostname=mini2440
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-${hostname}.${rootfs_type}
+rootfsimage=root-${global.hostname}.${rootfs_type}
 
-kernelimage=zImage-${hostname}
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="${user}"-"${kernelimage}"
-	nfsroot="${eth0.serverip}:/home/${user}/nfsroot/${hostname}"
+	nfsroot="${eth0.serverip}:/home/${user}/nfsroot/${global.hostname}"
 	rootfsimage="${user}"-"${rootfsimage}"
 else
 	nfsroot="${eth0.serverip}:/path/to/nfs/root"
diff --git a/arch/arm/boards/guf-cupid/env/config b/arch/arm/boards/guf-cupid/env/config
index 1be875d048..17b11a1943 100644
--- a/arch/arm/boards/guf-cupid/env/config
+++ b/arch/arm/boards/guf-cupid/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=cupid
+global.hostname=cupid
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/guf-neso/env/config b/arch/arm/boards/guf-neso/env/config
index 3013728263..1758c91454 100644
--- a/arch/arm/boards/guf-neso/env/config
+++ b/arch/arm/boards/guf-neso/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=guf-neso
+global.hostname=guf-neso
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/karo-tx25/env/config b/arch/arm/boards/karo-tx25/env/config
index 28a5e7f27c..87beb6d64b 100644
--- a/arch/arm/boards/karo-tx25/env/config
+++ b/arch/arm/boards/karo-tx25/env/config
@@ -1,5 +1,5 @@
 
-hostname=tx25
+global.hostname=tx25
 baseboard=tx28stk5
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/karo-tx28/env/config b/arch/arm/boards/karo-tx28/env/config
index b5222e99dc..52593761a7 100644
--- a/arch/arm/boards/karo-tx28/env/config
+++ b/arch/arm/boards/karo-tx28/env/config
@@ -1,7 +1,7 @@
 #
 #
 
-hostname=tx28
+global.hostname=tx28
 baseboard=tx28stk5
 
 # use 'dhcp' to do dhcp in barebox and in kernel
@@ -22,16 +22,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/panda/env/config b/arch/arm/boards/panda/env/config
index 29a63f333b..1cd7eaa352 100644
--- a/arch/arm/boards/panda/env/config
+++ b/arch/arm/boards/panda/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=panda
+global.hostname=panda
 user=
 
 # use 'dhcp' to do dhcp in barebox and in kernel
@@ -18,14 +18,14 @@ kernel_loc=tftp
 # can be either 'net', 'nor', 'nand' or 'initrd'
 rootfs_loc=net
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-${hostname}.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/pcm027/env/config b/arch/arm/boards/pcm027/env/config
index 3ed963c67b..ec2752a65d 100644
--- a/arch/arm/boards/pcm027/env/config
+++ b/arch/arm/boards/pcm027/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pcm027
+global.hostname=pcm027
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/pcm037/env/config b/arch/arm/boards/pcm037/env/config
index fcdb77764c..569bfe4b68 100644
--- a/arch/arm/boards/pcm037/env/config
+++ b/arch/arm/boards/pcm037/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pcm037
+global.hostname=pcm037
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/pcm043/env/config b/arch/arm/boards/pcm043/env/config
index 644c7fb839..491305352e 100644
--- a/arch/arm/boards/pcm043/env/config
+++ b/arch/arm/boards/pcm043/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pcm043
+global.hostname=pcm043
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/pcm049/env/config b/arch/arm/boards/pcm049/env/config
index efbe9ea038..fc64215e5e 100644
--- a/arch/arm/boards/pcm049/env/config
+++ b/arch/arm/boards/pcm049/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pcm049
+global.hostname=pcm049
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-${hostname}.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-${hostname}.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/phycard-a-l1/env/config b/arch/arm/boards/phycard-a-l1/env/config
index e0f4dcc2af..90b2c24781 100644
--- a/arch/arm/boards/phycard-a-l1/env/config
+++ b/arch/arm/boards/phycard-a-l1/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pcaal1
+global.hostname=pcaal1
 #user=
 
 # Enter MAC address here if not retrieved automatically
@@ -26,26 +26,26 @@ rootfs_loc=nand
 rootfs_type=jffs2
 # where is the rootfs in case of 'rootfs_loc=disk' (linux name)
 rootfs_part_linux_dev=mmcblk0p4
-rootfsimage=rootfs-${hostname}.$rootfs_type
+rootfsimage=rootfs-${global.hostname}.$rootfs_type
 
 # where is the kernel image in case of 'kernel_loc=disk'
 kernel_part=disk0.2
 
 # The image type of the kernel. Can be uimage, zimage, raw or raw_lzo
-#kernelimage=zImage-$hostname
-kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+#kernelimage=zImage-${global.hostname}
+kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
-bareboximage=barebox-${hostname}.bin
-bareboxenvimage=barebox-${hostname}.bin
+bareboximage=barebox-${global.hostname}.bin
+bareboxenvimage=barebox-${global.hostname}.bin
 
 if [ -n $user ]; then
 	bareboximage="$user"-"$bareboximage"
 	bareboxenvimage="$user"-"$bareboxenvimage"
 	kernelimage="$user"-"$kernelimage"
 	rootfsimage="$user"-"$rootfsimage"
-	nfsroot="/home/$user/nfsroot/$hostname"
+	nfsroot="/home/$user/nfsroot/${global.hostname}"
 else
 	nfsroot="/path/to/nfs/root"
 fi
diff --git a/arch/arm/boards/phycard-a-xl2/env/config b/arch/arm/boards/phycard-a-xl2/env/config
index 59e8eb3851..532f2907f9 100644
--- a/arch/arm/boards/phycard-a-xl2/env/config
+++ b/arch/arm/boards/phycard-a-xl2/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pcaaxl2
+global.hostname=pcaaxl2
 user=
 
 # use 'dhcp' to do dhcp in barebox and in kernel
@@ -20,16 +20,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-${hostname}.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-${hostname}.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/phycard-i.MX27/env/config b/arch/arm/boards/phycard-i.MX27/env/config
index 367029bee5..5f77440196 100644
--- a/arch/arm/boards/phycard-i.MX27/env/config
+++ b/arch/arm/boards/phycard-i.MX27/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=pca100
+global.hostname=pca100
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/scb9328/env/config b/arch/arm/boards/scb9328/env/config
index a8eace7b24..ce6310b67d 100644
--- a/arch/arm/boards/scb9328/env/config
+++ b/arch/arm/boards/scb9328/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-hostname=scb9328
+global.hostname=scb9328
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$hostname.$rootfs_type
+rootfsimage=root-${global.hostname}.$rootfs_type
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/${global.hostname}"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/defaultenv/config b/defaultenv/config
index 7b61d29730..81d6f95d3b 100644
--- a/defaultenv/config
+++ b/defaultenv/config
@@ -31,25 +31,25 @@ oftree_loc=tftp
 rootfs_type=ubifs
 # where is the rootfs in case of 'rootfs_loc=disk' (linux name)
 rootfs_part_linux_dev=mmcblk0p4
-rootfsimage=rootfs-${hostname}.$rootfs_type
+rootfsimage=rootfs-${global.hostname}.$rootfs_type
 
 # where is the kernel image in case of 'kernel_loc=disk'
 kernel_part=disk0.2
 
-kernelimage=zImage-$hostname
-#kernelimage=uImage-$hostname
-#kernelimage=Image-$hostname
-#kernelimage=Image-$hostname.lzo
+kernelimage=zImage-${global.hostname}
+#kernelimage=uImage-${global.hostname}
+#kernelimage=Image-${global.hostname}
+#kernelimage=Image-${global.hostname}.lzo
 
-bareboximage=barebox-${hostname}.bin
-bareboxenvimage=barebox-${hostname}.bin
+bareboximage=barebox-${global.hostname}.bin
+bareboxenvimage=barebox-${global.hostname}.bin
 
 if [ -n $user ]; then
 	bareboximage="$user"-"$bareboximage"
 	bareboxenvimage="$user"-"$bareboxenvimage"
 	kernelimage="$user"-"$kernelimage"
 	rootfsimage="$user"-"$rootfsimage"
-	nfsroot="/home/$user/nfsroot/$hostname"
+	nfsroot="/home/$user/nfsroot/${global.hostname}"
 else
 	nfsroot="/path/to/nfs/root"
 fi
diff --git a/net/dhcp.c b/net/dhcp.c
index 79efa3e30e..e73cc70ac0 100644
--- a/net/dhcp.c
+++ b/net/dhcp.c
@@ -175,7 +175,7 @@ struct dhcp_opt dhcp_options[] = {
 	}, {
 		.option = 12,
 		.handle = env_str_handle,
-		.barebox_var_name = "hostname",
+		.barebox_var_name = "global.hostname",
 	}, {
 		.option = 15,
 		.handle = env_str_handle,
@@ -248,7 +248,7 @@ struct dhcp_param dhcp_params[] = {
 	{
 		.option = DHCP_HOSTNAME,
 		.handle = dhcp_set_string_options,
-		.barebox_var_name = "hostname",
+		.barebox_var_name = "global.hostname",
 	}, {
 		.option = DHCP_VENDOR_ID,
 		.handle = dhcp_set_string_options,