[PATCH 1/3] net: dhcp: add support to send the hostname to the dhcp server

[PATCH 1/3] net: dhcp: add support to send the hostname to the dhcp server

[Jean-Christophe PLAGNIOL-VILLARD]

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 net/dhcp.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/net/dhcp.c b/net/dhcp.c
index 0116ba4..c3c41a0 100644
--- a/net/dhcp.c
+++ b/net/dhcp.c
@@ -237,6 +237,7 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
 	return str_len + 2;
 }
 
+#define DHCP_HOSTNAME		12
 #define DHCP_VENDOR_ID		60
 #define DHCP_CLIENT_ID		61
 #define DHCP_USER_CLASS		77
@@ -244,6 +245,10 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
 
 struct dhcp_param dhcp_params[] = {
 	{
+		.option = DHCP_HOSTNAME,
+		.handle = dhcp_set_string_options,
+		.barebox_var_name = "hostname",
+	}, {
 		.option = DHCP_VENDOR_ID,
 		.handle = dhcp_set_string_options,
 		.barebox_var_name = "dhcp_vendor_id",
@@ -614,8 +619,10 @@ static int do_dhcp(int argc, char *argv[])
 
 	dhcp_reset_env();
 
-	while((opt = getopt(argc, argv, "v:c:u:U:")) > 0) {
+	while((opt = getopt(argc, argv, "h:v:c:u:U:")) > 0) {
 		switch(opt) {
+		case 'U':
+			dhcp_set_param_data(DHCP_HOSTNAME, optarg);
 		case 'v':
 			dhcp_set_param_data(DHCP_VENDOR_ID, optarg);
 			break;
@@ -698,7 +705,7 @@ BAREBOX_CMD_END
 
 BAREBOX_MAGICVAR(bootfile, "bootfile returned from DHCP request");
 BAREBOX_MAGICVAR(nameserver, "Nameserver returned from DHCP request");
-BAREBOX_MAGICVAR(hostname, "hostname returned from DHCP request");
+BAREBOX_MAGICVAR(hostname, "hostname to send or returned from DHCP request");
 BAREBOX_MAGICVAR(domainname, "domainname returned from DHCP request");
 BAREBOX_MAGICVAR(rootpath, "rootpath returned from DHCP request");
 BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
-- 
1.7.9.1


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[PATCH 2/3] net: dhcp: allow to user env var as user class too

[Jean-Christophe PLAGNIOL-VILLARD]

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 net/dhcp.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/net/dhcp.c b/net/dhcp.c
index c3c41a0..ecff819 100644
--- a/net/dhcp.c
+++ b/net/dhcp.c
@@ -211,6 +211,7 @@ struct dhcp_opt dhcp_options[] = {
 struct dhcp_param {
 	unsigned char option;
 	const char *barebox_var_name;
+	const char *barebox_var_alt_name;
 	int (*handle)(struct dhcp_param *param, u8 *e);
 	void *data;
 };
@@ -220,8 +221,12 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
 	int str_len;
 	char* str = param->data;
 
-	if (!str && param->barebox_var_name)
-		str = (char*)getenv(param->barebox_var_name);
+	if (!str) {
+		if (param->barebox_var_name)
+			str = (char*)getenv(param->barebox_var_name);
+		else if (param->barebox_var_alt_name)
+			str = (char*)getenv(param->barebox_var_alt_name);
+	}
 
 	if (!str)
 		return 0;
@@ -260,6 +265,7 @@ struct dhcp_param dhcp_params[] = {
 		.option = DHCP_USER_CLASS,
 		.handle = dhcp_set_string_options,
 		.barebox_var_name = "dhcp_user_class",
+		.barebox_var_alt_name = "user",
 	}, {
 		.option = DHCP_CLIENT_UUID,
 		.handle = dhcp_set_string_options,
@@ -712,5 +718,6 @@ BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
 BAREBOX_MAGICVAR(dhcp_client_uuid, "cliend uuid to send to the DHCP server");
 BAREBOX_MAGICVAR(dhcp_client_id, "cliend id to send to the DHCP server");
 BAREBOX_MAGICVAR(dhcp_user_class, "user class to send to the DHCP server");
+BAREBOX_MAGICVAR(user, "user class to send to the DHCP server");
 BAREBOX_MAGICVAR(dhcp_tftp_server_name, "TFTP server Name returned from DHCP request");
 BAREBOX_MAGICVAR(dhcp_oftree_file, "OF tree returned from DHCP request (option 224)");
-- 
1.7.9.1


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Re: [PATCH 2/3] net: dhcp: allow to user env var as user class too

[Sascha Hauer]

On Sun, Apr 15, 2012 at 06:05:38AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
> ---
>  net/dhcp.c |   11 +++++++++--
>  1 files changed, 9 insertions(+), 2 deletions(-)
> 
> diff --git a/net/dhcp.c b/net/dhcp.c
> index c3c41a0..ecff819 100644
> --- a/net/dhcp.c
> +++ b/net/dhcp.c
> @@ -211,6 +211,7 @@ struct dhcp_opt dhcp_options[] = {
>  struct dhcp_param {
>  	unsigned char option;
>  	const char *barebox_var_name;
> +	const char *barebox_var_alt_name;
>  	int (*handle)(struct dhcp_param *param, u8 *e);
>  	void *data;
>  };
> @@ -220,8 +221,12 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
>  	int str_len;
>  	char* str = param->data;
>  
> -	if (!str && param->barebox_var_name)
> -		str = (char*)getenv(param->barebox_var_name);
> +	if (!str) {
> +		if (param->barebox_var_name)
> +			str = (char*)getenv(param->barebox_var_name);
> +		else if (param->barebox_var_alt_name)
> +			str = (char*)getenv(param->barebox_var_alt_name);
> +	}
>  
>  	if (!str)
>  		return 0;
> @@ -260,6 +265,7 @@ struct dhcp_param dhcp_params[] = {
>  		.option = DHCP_USER_CLASS,
>  		.handle = dhcp_set_string_options,
>  		.barebox_var_name = "dhcp_user_class",
> +		.barebox_var_alt_name = "user",
>  	}, {
>  		.option = DHCP_CLIENT_UUID,
>  		.handle = dhcp_set_string_options,
> @@ -712,5 +718,6 @@ BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
>  BAREBOX_MAGICVAR(dhcp_client_uuid, "cliend uuid to send to the DHCP server");
>  BAREBOX_MAGICVAR(dhcp_client_id, "cliend id to send to the DHCP server");
>  BAREBOX_MAGICVAR(dhcp_user_class, "user class to send to the DHCP server");
> +BAREBOX_MAGICVAR(user, "user class to send to the DHCP server");

This does not look good. I think 'user' is a too generic name to be a
magicvar, also it does not fit into the current dhcp_ scheme. Why not
add a dhcp_user_class=$user to the environment if necessary?

Sascha


-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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Re: [PATCH 2/3] net: dhcp: allow to user env var as user class too

[Jean-Christophe PLAGNIOL-VILLARD]

On 18:57 Sun 15 Apr     , Sascha Hauer wrote:
> On Sun, Apr 15, 2012 at 06:05:38AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
> > ---
> >  net/dhcp.c |   11 +++++++++--
> >  1 files changed, 9 insertions(+), 2 deletions(-)
> > 
> > diff --git a/net/dhcp.c b/net/dhcp.c
> > index c3c41a0..ecff819 100644
> > --- a/net/dhcp.c
> > +++ b/net/dhcp.c
> > @@ -211,6 +211,7 @@ struct dhcp_opt dhcp_options[] = {
> >  struct dhcp_param {
> >  	unsigned char option;
> >  	const char *barebox_var_name;
> > +	const char *barebox_var_alt_name;
> >  	int (*handle)(struct dhcp_param *param, u8 *e);
> >  	void *data;
> >  };
> > @@ -220,8 +221,12 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
> >  	int str_len;
> >  	char* str = param->data;
> >  
> > -	if (!str && param->barebox_var_name)
> > -		str = (char*)getenv(param->barebox_var_name);
> > +	if (!str) {
> > +		if (param->barebox_var_name)
> > +			str = (char*)getenv(param->barebox_var_name);
> > +		else if (param->barebox_var_alt_name)
> > +			str = (char*)getenv(param->barebox_var_alt_name);
> > +	}
> >  
> >  	if (!str)
> >  		return 0;
> > @@ -260,6 +265,7 @@ struct dhcp_param dhcp_params[] = {
> >  		.option = DHCP_USER_CLASS,
> >  		.handle = dhcp_set_string_options,
> >  		.barebox_var_name = "dhcp_user_class",
> > +		.barebox_var_alt_name = "user",
> >  	}, {
> >  		.option = DHCP_CLIENT_UUID,
> >  		.handle = dhcp_set_string_options,
> > @@ -712,5 +718,6 @@ BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
> >  BAREBOX_MAGICVAR(dhcp_client_uuid, "cliend uuid to send to the DHCP server");
> >  BAREBOX_MAGICVAR(dhcp_client_id, "cliend id to send to the DHCP server");
> >  BAREBOX_MAGICVAR(dhcp_user_class, "user class to send to the DHCP server");
> > +BAREBOX_MAGICVAR(user, "user class to send to the DHCP server");
> 
> This does not look good. I think 'user' is a too generic name to be a
> magicvar, also it does not fit into the current dhcp_ scheme. Why not
> add a dhcp_user_class=$user to the environment if necessary?
I known but I want to have a automatic and common way to manage it

without any modification for the user

Best Regards,
J.

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[PATCH 3/3] config: switch machine to hostname

[Jean-Christophe PLAGNIOL-VILLARD]

So we can use it for dhcp request too.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 arch/arm/boards/chumby_falconwing/env/config       |    2 +-
 arch/arm/boards/eukrea_cpuimx25/env/config         |   14 +++++++-------
 .../env/config                                     |   14 +++++++-------
 arch/arm/boards/eukrea_cpuimx51/env/config         |   14 +++++++-------
 arch/arm/boards/freescale-mx28-evk/env/config      |   12 ++++++------
 arch/arm/boards/freescale-mx35-3-stack/env/config  |   14 +++++++-------
 arch/arm/boards/freescale-mx51-pdk/env/config      |   14 +++++++-------
 arch/arm/boards/freescale-mx53-loco/env/config     |   14 +++++++-------
 arch/arm/boards/freescale-mx53-smd/env/config      |   14 +++++++-------
 arch/arm/boards/guf-cupid/env/config               |   14 +++++++-------
 arch/arm/boards/guf-neso/env/config                |   14 +++++++-------
 arch/arm/boards/karo-tx25/env/config               |   14 +++++++-------
 arch/arm/boards/karo-tx28/env/config               |   14 +++++++-------
 arch/arm/boards/mini2440/env/config                |   14 +++++++-------
 arch/arm/boards/panda/env/config                   |   12 ++++++------
 arch/arm/boards/pcm027/env/config                  |   14 +++++++-------
 arch/arm/boards/pcm037/env/config                  |   14 +++++++-------
 arch/arm/boards/pcm038/env/config                  |   14 +++++++-------
 arch/arm/boards/pcm043/env/config                  |   14 +++++++-------
 arch/arm/boards/pcm049/env/config                  |   14 +++++++-------
 arch/arm/boards/phycard-a-l1/env/config            |   18 +++++++++---------
 arch/arm/boards/phycard-a-xl2/env/config           |   14 +++++++-------
 arch/arm/boards/phycard-i.MX27/env/config          |   14 +++++++-------
 arch/arm/boards/scb9328/env/config                 |   14 +++++++-------
 arch/arm/boards/tqma53/env/config                  |    8 ++++----
 defaultenv/config                                  |   18 +++++++++---------
 26 files changed, 175 insertions(+), 175 deletions(-)
 copy arch/arm/boards/{eukrea_cpuimx25 => eukrea_cpuimx35}/env/config (73%)

diff --git a/arch/arm/boards/chumby_falconwing/env/config b/arch/arm/boards/chumby_falconwing/env/config
index 1419161..bf48da6 100644
--- a/arch/arm/boards/chumby_falconwing/env/config
+++ b/arch/arm/boards/chumby_falconwing/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=falconwing
+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 bc1cfd5..9d9ff9a 100644
--- a/arch/arm/boards/eukrea_cpuimx25/env/config
+++ b/arch/arm/boards/eukrea_cpuimx25/env/config
@@ -3,7 +3,7 @@
 # otg port mode : can be 'host' or 'device'
 otg_mode="device"
 
-machine=eukrea-cpuimx25
+hostname=eukrea-cpuimx25
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
@@ -22,16 +22,16 @@ rootfs_loc=nand
 
 # rootfs
 rootfs_type=ubifs
-rootfsimage=$machine/rootfs.$rootfs_type
+rootfsimage=$hostname/rootfs.$rootfs_type
 
 # kernel
-kernelimage=$machine/uImage-${machine}.bin
+kernelimage=$hostname/uImage-${hostname}.bin
 
 # barebox and it's env
-bareboximage=$machine/barebox-${machine}.bin
-bareboxenvimage=$machine/bareboxenv-${machine}.bin
+bareboximage=$hostname/barebox-${hostname}.bin
+bareboxenvimage=$hostname/bareboxenv-${hostname}.bin
 
-nfsroot="$eth0.serverip:/srv/nfs/$machine"
+nfsroot="$eth0.serverip:/srv/nfs/$hostname"
 
 autoboot_timeout=1
 
@@ -40,7 +40,7 @@ bootargs="console=ttymxc0,115200 otg_mode=$otg_mode"
 nand_parts="256k(barebox)ro,128k(bareboxenv),3M(kernel),-(root)"
 rootfs_mtdblock_nand=3
 nand_device="mxc_nand"
-ubiroot="$machine-rootfs"
+ubiroot="$hostname-rootfs"
 device_type="nand"
 
 # set a fancy prompt (if support is compiled in)
diff --git a/arch/arm/boards/eukrea_cpuimx25/env/config b/arch/arm/boards/eukrea_cpuimx35/env/config
similarity index 73%
copy from arch/arm/boards/eukrea_cpuimx25/env/config
copy to arch/arm/boards/eukrea_cpuimx35/env/config
index bc1cfd5..1b19bd2 100644
--- a/arch/arm/boards/eukrea_cpuimx25/env/config
+++ b/arch/arm/boards/eukrea_cpuimx35/env/config
@@ -3,7 +3,7 @@
 # otg port mode : can be 'host' or 'device'
 otg_mode="device"
 
-machine=eukrea-cpuimx25
+hostname=eukrea-cpuimx35
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
@@ -22,16 +22,16 @@ rootfs_loc=nand
 
 # rootfs
 rootfs_type=ubifs
-rootfsimage=$machine/rootfs.$rootfs_type
+rootfsimage=$hostname/rootfs.$rootfs_type
 
 # kernel
-kernelimage=$machine/uImage-${machine}.bin
+kernelimage=$hostname/uImage-${hostname}.bin
 
 # barebox and it's env
-bareboximage=$machine/barebox-${machine}.bin
-bareboxenvimage=$machine/bareboxenv-${machine}.bin
+bareboximage=$hostname/barebox-${hostname}.bin
+bareboxenvimage=$hostname/bareboxenv-${hostname}.bin
 
-nfsroot="$eth0.serverip:/srv/nfs/$machine"
+nfsroot="$eth0.serverip:/srv/nfs/$hostname"
 
 autoboot_timeout=1
 
@@ -40,7 +40,7 @@ bootargs="console=ttymxc0,115200 otg_mode=$otg_mode"
 nand_parts="256k(barebox)ro,128k(bareboxenv),3M(kernel),-(root)"
 rootfs_mtdblock_nand=3
 nand_device="mxc_nand"
-ubiroot="$machine-rootfs"
+ubiroot="$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 1b57b29..531fa43 100644
--- a/arch/arm/boards/eukrea_cpuimx51/env/config
+++ b/arch/arm/boards/eukrea_cpuimx51/env/config
@@ -6,7 +6,7 @@ otg_mode="device"
 # ex : 640x480M-16@60 800x600M-24@60 1024x768M-16@60
 video="CMO-QVGA"
 
-machine=eukrea-cpuimx51
+hostname=eukrea-cpuimx51
 
 # use 'dhcp' to do dhcp in barebox and in kernel
 # use 'none' if you want to skip kernel ip autoconfiguration
@@ -25,16 +25,16 @@ rootfs_loc=nand
 
 # rootfs
 rootfs_type=ubifs
-rootfsimage=$machine/rootfs.$rootfs_type
+rootfsimage=$hostname/rootfs.$rootfs_type
 
 # kernel
-kernelimage=$machine/uImage-${machine}.bin
+kernelimage=$hostname/uImage-${hostname}.bin
 
 # barebox and it's env
-bareboximage=$machine/barebox-${machine}.bin
-bareboxenvimage=$machine/bareboxenv-${machine}.bin
+bareboximage=$hostname/barebox-${hostname}.bin
+bareboxenvimage=$hostname/bareboxenv-${hostname}.bin
 
-nfsroot="$eth0.serverip:/srv/nfs/$machine"
+nfsroot="$eth0.serverip:/srv/nfs/$hostname"
 
 autoboot_timeout=1
 
@@ -49,7 +49,7 @@ bootargs="console=ttymxc0,115200 otg_mode=$otg_mode video=$video screen_type=$sc
 nand_parts="256k(barebox)ro,128k(bareboxenv),3M(kernel),-(root)"
 rootfs_mtdblock_nand=3
 nand_device="mxc_nand"
-ubiroot="$machine-rootfs"
+ubiroot="$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 5095633..3951c5b 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
 
-machine=mx28-evk
+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-${machine}.$rootfs_type
+rootfsimage=rootfs-${hostname}.$rootfs_type
 
 # where is the kernel image in case of 'kernel_loc=disk'
 kernel_part=disk0.2
 
-kernelimage=zImage-$machine
-bareboximage=barebox-${machine}.bin
-bareboxenvimage=barebox-${machine}.bin
+kernelimage=zImage-$hostname
+bareboximage=barebox-${hostname}.bin
+bareboxenvimage=barebox-${hostname}.bin
 
 if [ -n $user ]; then
 	bareboximage="$user"-"$bareboximage"
 	bareboxenvimage="$user"-"$bareboxenvimage"
 	kernelimage="$user"-"$kernelimage"
 	rootfsimage="$user"-"$rootfsimage"
-	nfsroot="/home/$user/nfsroot/$machine"
+	nfsroot="/home/$user/nfsroot/$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 9f37348..171ae8c 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
 
-machine=mx35-3stack
+hostname=mx35-3stack
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/freescale-mx51-pdk/env/config b/arch/arm/boards/freescale-mx51-pdk/env/config
index 10690c9..7a2841e 100644
--- a/arch/arm/boards/freescale-mx51-pdk/env/config
+++ b/arch/arm/boards/freescale-mx51-pdk/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=babbage
+hostname=babbage
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 98f5eaf..dbcbb35 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
 
-machine=loco
+hostname=loco
 eth0.serverip=
 user=
 
@@ -24,16 +24,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 fd238a6..d2afb29 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
 
-machine=loco
+hostname=loco
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 930a97d..1be875d 100644
--- a/arch/arm/boards/guf-cupid/env/config
+++ b/arch/arm/boards/guf-cupid/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=cupid
+hostname=cupid
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 9b675b5..3013728 100644
--- a/arch/arm/boards/guf-neso/env/config
+++ b/arch/arm/boards/guf-neso/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=guf-neso
+hostname=guf-neso
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 69f2c26..28a5e7f 100644
--- a/arch/arm/boards/karo-tx25/env/config
+++ b/arch/arm/boards/karo-tx25/env/config
@@ -1,5 +1,5 @@
 
-machine=tx25
+hostname=tx25
 baseboard=tx28stk5
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 ed361eb..b5222e9 100644
--- a/arch/arm/boards/karo-tx28/env/config
+++ b/arch/arm/boards/karo-tx28/env/config
@@ -1,7 +1,7 @@
 #
 #
 
-machine=tx28
+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-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/mini2440/env/config b/arch/arm/boards/mini2440/env/config
index ac8c32a..77cc34f 100644
--- a/arch/arm/boards/mini2440/env/config
+++ b/arch/arm/boards/mini2440/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=mini2440
+hostname=mini2440
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-${machine}.${rootfs_type}
+rootfsimage=root-${hostname}.${rootfs_type}
 
-kernelimage=zImage-${machine}
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-${hostname}
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="${user}"-"${kernelimage}"
-	nfsroot="${eth0.serverip}:/home/${user}/nfsroot/${machine}"
+	nfsroot="${eth0.serverip}:/home/${user}/nfsroot/${hostname}"
 	rootfsimage="${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 29672be..29a63f3 100644
--- a/arch/arm/boards/panda/env/config
+++ b/arch/arm/boards/panda/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=panda
+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-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-${machine}.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-${hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 433f259..3ed963c 100644
--- a/arch/arm/boards/pcm027/env/config
+++ b/arch/arm/boards/pcm027/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=pcm027
+hostname=pcm027
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 d67d319..fcdb777 100644
--- a/arch/arm/boards/pcm037/env/config
+++ b/arch/arm/boards/pcm037/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=pcm037
+hostname=pcm037
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/pcm038/env/config b/arch/arm/boards/pcm038/env/config
index b1a5f42..32be5ec 100644
--- a/arch/arm/boards/pcm038/env/config
+++ b/arch/arm/boards/pcm038/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=pcm038
+hostname=pcm038
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 2a355e6..644c7fb 100644
--- a/arch/arm/boards/pcm043/env/config
+++ b/arch/arm/boards/pcm043/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=pcm043
+hostname=pcm043
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 f348714..efbe9ea 100644
--- a/arch/arm/boards/pcm049/env/config
+++ b/arch/arm/boards/pcm049/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=pcm049
+hostname=pcm049
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-${machine}.$rootfs_type
+rootfsimage=root-${hostname}.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-${machine}.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-${hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 4a648b9..e0f4dcc 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
 
-machine=pcaal1
+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-${machine}.$rootfs_type
+rootfsimage=rootfs-${hostname}.$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-$machine
-kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+#kernelimage=zImage-$hostname
+kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
-bareboximage=barebox-${machine}.bin
-bareboxenvimage=barebox-${machine}.bin
+bareboximage=barebox-${hostname}.bin
+bareboxenvimage=barebox-${hostname}.bin
 
 if [ -n $user ]; then
 	bareboximage="$user"-"$bareboximage"
 	bareboxenvimage="$user"-"$bareboxenvimage"
 	kernelimage="$user"-"$kernelimage"
 	rootfsimage="$user"-"$rootfsimage"
-	nfsroot="/home/$user/nfsroot/$machine"
+	nfsroot="/home/$user/nfsroot/$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 0cbfb16..59e8eb3 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
 
-machine=pcaaxl2
+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-${machine}.$rootfs_type
+rootfsimage=root-${hostname}.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-${machine}.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-${hostname}.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 5db33d0..367029b 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
 
-machine=pca100
+hostname=pca100
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$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 e1c5807..a8eace7 100644
--- a/arch/arm/boards/scb9328/env/config
+++ b/arch/arm/boards/scb9328/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=scb9328
+hostname=scb9328
 eth0.serverip=
 user=
 
@@ -21,16 +21,16 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$eth0.serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$eth0.serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$eth0.serverip:/path/to/nfs/root"
diff --git a/arch/arm/boards/tqma53/env/config b/arch/arm/boards/tqma53/env/config
index 97b009c..723b094 100644
--- a/arch/arm/boards/tqma53/env/config
+++ b/arch/arm/boards/tqma53/env/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=tqma53
+hostname=tqma53
 serverip=
 user=
 
@@ -21,13 +21,13 @@ rootfs_loc=net
 
 # can be either 'jffs2' or 'ubifs'
 rootfs_type=ubifs
-rootfsimage=root-$machine.$rootfs_type
+rootfsimage=root-$hostname.$rootfs_type
 
-kernelimage=zImage-$machine
+kernelimage=zImage-$hostname
 
 if [ -n $user ]; then
 	kernelimage="$user"-"$kernelimage"
-	nfsroot="$serverip:/home/$user/nfsroot/$machine"
+	nfsroot="$serverip:/home/$user/nfsroot/$hostname"
 	rootfsimage="$user"-"$rootfsimage"
 else
 	nfsroot="$serverip:/path/to/nfs/root"
diff --git a/defaultenv/config b/defaultenv/config
index 39a9c99..3e4c2ee 100644
--- a/defaultenv/config
+++ b/defaultenv/config
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-machine=FIXME
+hostname=FIXME
 #user=
 
 # Enter MAC address here if not retrieved automatically
@@ -29,25 +29,25 @@ 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-${machine}.$rootfs_type
+rootfsimage=rootfs-${hostname}.$rootfs_type
 
 # where is the kernel image in case of 'kernel_loc=disk'
 kernel_part=disk0.2
 
-kernelimage=zImage-$machine
-#kernelimage=uImage-$machine
-#kernelimage=Image-$machine
-#kernelimage=Image-$machine.lzo
+kernelimage=zImage-$hostname
+#kernelimage=uImage-$hostname
+#kernelimage=Image-$hostname
+#kernelimage=Image-$hostname.lzo
 
-bareboximage=barebox-${machine}.bin
-bareboxenvimage=barebox-${machine}.bin
+bareboximage=barebox-${hostname}.bin
+bareboxenvimage=barebox-${hostname}.bin
 
 if [ -n $user ]; then
 	bareboximage="$user"-"$bareboximage"
 	bareboxenvimage="$user"-"$bareboxenvimage"
 	kernelimage="$user"-"$kernelimage"
 	rootfsimage="$user"-"$rootfsimage"
-	nfsroot="/home/$user/nfsroot/$machine"
+	nfsroot="/home/$user/nfsroot/$hostname"
 else
 	nfsroot="/path/to/nfs/root"
 fi
-- 
1.7.9.1


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Re: [PATCH 1/3] net: dhcp: add support to send the hostname to the dhcp server

[Baruch Siach]

Hi Jean-Christophe,

On Sun, Apr 15, 2012 at 06:05:37AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
> ---
>  net/dhcp.c |   11 +++++++++--
>  1 files changed, 9 insertions(+), 2 deletions(-)
> 
> diff --git a/net/dhcp.c b/net/dhcp.c
> index 0116ba4..c3c41a0 100644
> --- a/net/dhcp.c
> +++ b/net/dhcp.c
> @@ -237,6 +237,7 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
>  	return str_len + 2;
>  }
>  
> +#define DHCP_HOSTNAME		12
>  #define DHCP_VENDOR_ID		60
>  #define DHCP_CLIENT_ID		61
>  #define DHCP_USER_CLASS		77
> @@ -244,6 +245,10 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
>  
>  struct dhcp_param dhcp_params[] = {
>  	{
> +		.option = DHCP_HOSTNAME,
> +		.handle = dhcp_set_string_options,
> +		.barebox_var_name = "hostname",
> +	}, {
>  		.option = DHCP_VENDOR_ID,
>  		.handle = dhcp_set_string_options,
>  		.barebox_var_name = "dhcp_vendor_id",
> @@ -614,8 +619,10 @@ static int do_dhcp(int argc, char *argv[])
>  
>  	dhcp_reset_env();
>  
> -	while((opt = getopt(argc, argv, "v:c:u:U:")) > 0) {
> +	while((opt = getopt(argc, argv, "h:v:c:u:U:")) > 0) {
>  		switch(opt) {
> +		case 'U':

s/U/h/

baruch

> +			dhcp_set_param_data(DHCP_HOSTNAME, optarg);
>  		case 'v':
>  			dhcp_set_param_data(DHCP_VENDOR_ID, optarg);
>  			break;
> @@ -698,7 +705,7 @@ BAREBOX_CMD_END
>  
>  BAREBOX_MAGICVAR(bootfile, "bootfile returned from DHCP request");
>  BAREBOX_MAGICVAR(nameserver, "Nameserver returned from DHCP request");
> -BAREBOX_MAGICVAR(hostname, "hostname returned from DHCP request");
> +BAREBOX_MAGICVAR(hostname, "hostname to send or returned from DHCP request");
>  BAREBOX_MAGICVAR(domainname, "domainname returned from DHCP request");
>  BAREBOX_MAGICVAR(rootpath, "rootpath returned from DHCP request");
>  BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
> -- 
> 1.7.9.1

-- 
     http://baruch.siach.name/blog/                  ~. .~   Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
   - baruch@tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -

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[PATCH 1/3 v2] net: dhcp: add support to send the hostname to the dhcp server

[Jean-Christophe PLAGNIOL-VILLARD]

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 net/dhcp.c |   14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/net/dhcp.c b/net/dhcp.c
index 0116ba4..9dc1c28 100644
--- a/net/dhcp.c
+++ b/net/dhcp.c
@@ -237,6 +237,7 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
 	return str_len + 2;
 }
 
+#define DHCP_HOSTNAME		12
 #define DHCP_VENDOR_ID		60
 #define DHCP_CLIENT_ID		61
 #define DHCP_USER_CLASS		77
@@ -244,6 +245,10 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
 
 struct dhcp_param dhcp_params[] = {
 	{
+		.option = DHCP_HOSTNAME,
+		.handle = dhcp_set_string_options,
+		.barebox_var_name = "hostname",
+	}, {
 		.option = DHCP_VENDOR_ID,
 		.handle = dhcp_set_string_options,
 		.barebox_var_name = "dhcp_vendor_id",
@@ -614,8 +619,11 @@ static int do_dhcp(int argc, char *argv[])
 
 	dhcp_reset_env();
 
-	while((opt = getopt(argc, argv, "v:c:u:U:")) > 0) {
+	while((opt = getopt(argc, argv, "H:v:c:u:U:")) > 0) {
 		switch(opt) {
+		case 'H':
+			dhcp_set_param_data(DHCP_HOSTNAME, optarg);
+			break;
 		case 'v':
 			dhcp_set_param_data(DHCP_VENDOR_ID, optarg);
 			break;
@@ -672,6 +680,8 @@ out:
 BAREBOX_CMD_HELP_START(dhcp)
 BAREBOX_CMD_HELP_USAGE("dhcp [OPTIONS]\n")
 BAREBOX_CMD_HELP_SHORT("Invoke dhcp client to obtain ip/boot params.\n")
+BAREBOX_CMD_HELP_OPT  ("-H <hostname>",
+"Hostname to send to the DHCP server\n");
 BAREBOX_CMD_HELP_OPT  ("-v <vendor_id>",
 "DHCP Vendor ID (code 60) submitted in DHCP requests. It can\n"
 "be used in the DHCP server's configuration to select options\n"
@@ -698,7 +708,7 @@ BAREBOX_CMD_END
 
 BAREBOX_MAGICVAR(bootfile, "bootfile returned from DHCP request");
 BAREBOX_MAGICVAR(nameserver, "Nameserver returned from DHCP request");
-BAREBOX_MAGICVAR(hostname, "hostname returned from DHCP request");
+BAREBOX_MAGICVAR(hostname, "hostname to send or returned from DHCP request");
 BAREBOX_MAGICVAR(domainname, "domainname returned from DHCP request");
 BAREBOX_MAGICVAR(rootpath, "rootpath returned from DHCP request");
 BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
-- 
1.7.9.1


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Re: [PATCH 1/3] net: dhcp: add support to send the hostname to the dhcp server

[Sascha Hauer]

Applied 1/3v2 and 3/3. I didn't apply 2/ for reasons mentioned.

Sascha

On Sun, Apr 15, 2012 at 06:05:37AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
> ---
>  net/dhcp.c |   11 +++++++++--
>  1 files changed, 9 insertions(+), 2 deletions(-)
> 
> diff --git a/net/dhcp.c b/net/dhcp.c
> index 0116ba4..c3c41a0 100644
> --- a/net/dhcp.c
> +++ b/net/dhcp.c
> @@ -237,6 +237,7 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
>  	return str_len + 2;
>  }
>  
> +#define DHCP_HOSTNAME		12
>  #define DHCP_VENDOR_ID		60
>  #define DHCP_CLIENT_ID		61
>  #define DHCP_USER_CLASS		77
> @@ -244,6 +245,10 @@ static int dhcp_set_string_options(struct dhcp_param *param, u8 *e)
>  
>  struct dhcp_param dhcp_params[] = {
>  	{
> +		.option = DHCP_HOSTNAME,
> +		.handle = dhcp_set_string_options,
> +		.barebox_var_name = "hostname",
> +	}, {
>  		.option = DHCP_VENDOR_ID,
>  		.handle = dhcp_set_string_options,
>  		.barebox_var_name = "dhcp_vendor_id",
> @@ -614,8 +619,10 @@ static int do_dhcp(int argc, char *argv[])
>  
>  	dhcp_reset_env();
>  
> -	while((opt = getopt(argc, argv, "v:c:u:U:")) > 0) {
> +	while((opt = getopt(argc, argv, "h:v:c:u:U:")) > 0) {
>  		switch(opt) {
> +		case 'U':
> +			dhcp_set_param_data(DHCP_HOSTNAME, optarg);
>  		case 'v':
>  			dhcp_set_param_data(DHCP_VENDOR_ID, optarg);
>  			break;
> @@ -698,7 +705,7 @@ BAREBOX_CMD_END
>  
>  BAREBOX_MAGICVAR(bootfile, "bootfile returned from DHCP request");
>  BAREBOX_MAGICVAR(nameserver, "Nameserver returned from DHCP request");
> -BAREBOX_MAGICVAR(hostname, "hostname returned from DHCP request");
> +BAREBOX_MAGICVAR(hostname, "hostname to send or returned from DHCP request");
>  BAREBOX_MAGICVAR(domainname, "domainname returned from DHCP request");
>  BAREBOX_MAGICVAR(rootpath, "rootpath returned from DHCP request");
>  BAREBOX_MAGICVAR(dhcp_vendor_id, "vendor id to send to the DHCP server");
> -- 
> 1.7.9.1
> 
> 
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> http://lists.infradead.org/mailman/listinfo/barebox
> 

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