diff options
author | Paul Mundt <lethal@linux-sh.org> | 2009-09-16 13:48:32 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2009-09-16 13:48:32 +0900 |
commit | ea88023b3491a384575ebcd5e8a449e841a28a24 (patch) | |
tree | f46e3d8302e44dc55ce31823501e100472d29683 /Documentation/networking/ieee802154.txt | |
parent | a6f15ade97989d414e9bf33874c9d5d1f39808ec (diff) | |
parent | 0cb583fd2862f19ea88b02eb307d11c09e51e2f8 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
arch/sh/kernel/vmlinux.lds.S
Diffstat (limited to 'Documentation/networking/ieee802154.txt')
-rw-r--r-- | Documentation/networking/ieee802154.txt | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/Documentation/networking/ieee802154.txt b/Documentation/networking/ieee802154.txt index a0280ad2edc..23c995e6403 100644 --- a/Documentation/networking/ieee802154.txt +++ b/Documentation/networking/ieee802154.txt @@ -22,7 +22,7 @@ int sd = socket(PF_IEEE802154, SOCK_DGRAM, 0); ..... The address family, socket addresses etc. are defined in the -include/net/ieee802154/af_ieee802154.h header or in the special header +include/net/af_ieee802154.h header or in the special header in our userspace package (see either linux-zigbee sourceforge download page or git tree at git://linux-zigbee.git.sourceforge.net/gitroot/linux-zigbee). @@ -33,7 +33,7 @@ MLME - MAC Level Management ============================ Most of IEEE 802.15.4 MLME interfaces are directly mapped on netlink commands. -See the include/net/ieee802154/nl802154.h header. Our userspace tools package +See the include/net/nl802154.h header. Our userspace tools package (see above) provides CLI configuration utility for radio interfaces and simple coordinator for IEEE 802.15.4 networks as an example users of MLME protocol. @@ -54,10 +54,14 @@ Those types of devices require different approach to be hooked into Linux kernel HardMAC ======= -See the header include/net/ieee802154/netdevice.h. You have to implement Linux +See the header include/net/ieee802154_netdev.h. You have to implement Linux net_device, with .type = ARPHRD_IEEE802154. Data is exchanged with socket family -code via plain sk_buffs. The control block of sk_buffs will contain additional -info as described in the struct ieee802154_mac_cb. +code via plain sk_buffs. On skb reception skb->cb must contain additional +info as described in the struct ieee802154_mac_cb. During packet transmission +the skb->cb is used to provide additional data to device's header_ops->create +function. Be aware, that this data can be overriden later (when socket code +submits skb to qdisc), so if you need something from that cb later, you should +store info in the skb->data on your own. To hook the MLME interface you have to populate the ml_priv field of your net_device with a pointer to struct ieee802154_mlme_ops instance. All fields are @@ -69,8 +73,8 @@ We provide an example of simple HardMAC driver at drivers/ieee802154/fakehard.c SoftMAC ======= -We are going to provide intermediate layer impelementing IEEE 802.15.4 MAC +We are going to provide intermediate layer implementing IEEE 802.15.4 MAC in software. This is currently WIP. -See header include/net/ieee802154/mac802154.h and several drivers in -drivers/ieee802154/ +See header include/net/mac802154.h and several drivers in drivers/ieee802154/. + |