| /* ZD1211 USB-WLAN driver for Linux |
| * |
| * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de> |
| * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #ifndef _ZD_IEEE80211_H |
| #define _ZD_IEEE80211_H |
| |
| #include <net/mac80211.h> |
| |
| /* Additional definitions from the standards. |
| */ |
| |
| #define ZD_REGDOMAIN_FCC 0x10 |
| #define ZD_REGDOMAIN_IC 0x20 |
| #define ZD_REGDOMAIN_ETSI 0x30 |
| #define ZD_REGDOMAIN_SPAIN 0x31 |
| #define ZD_REGDOMAIN_FRANCE 0x32 |
| #define ZD_REGDOMAIN_JAPAN_ADD 0x40 |
| #define ZD_REGDOMAIN_JAPAN 0x41 |
| |
| enum { |
| MIN_CHANNEL24 = 1, |
| MAX_CHANNEL24 = 14, |
| }; |
| |
| void zd_geo_init(struct ieee80211_hw *hw, u8 regdomain); |
| |
| #define ZD_PLCP_SERVICE_LENGTH_EXTENSION 0x80 |
| |
| struct ofdm_plcp_header { |
| u8 prefix[3]; |
| __le16 service; |
| } __attribute__((packed)); |
| |
| static inline u8 zd_ofdm_plcp_header_rate(const struct ofdm_plcp_header *header) |
| { |
| return header->prefix[0] & 0xf; |
| } |
| |
| /* The following defines give the encoding of the 4-bit rate field in the |
| * OFDM (802.11a/802.11g) PLCP header. Notify that these values are used to |
| * define the zd-rate values for OFDM. |
| * |
| * See the struct zd_ctrlset definition in zd_mac.h. |
| */ |
| #define ZD_OFDM_PLCP_RATE_6M 0xb |
| #define ZD_OFDM_PLCP_RATE_9M 0xf |
| #define ZD_OFDM_PLCP_RATE_12M 0xa |
| #define ZD_OFDM_PLCP_RATE_18M 0xe |
| #define ZD_OFDM_PLCP_RATE_24M 0x9 |
| #define ZD_OFDM_PLCP_RATE_36M 0xd |
| #define ZD_OFDM_PLCP_RATE_48M 0x8 |
| #define ZD_OFDM_PLCP_RATE_54M 0xc |
| |
| struct cck_plcp_header { |
| u8 signal; |
| u8 service; |
| __le16 length; |
| __le16 crc16; |
| } __attribute__((packed)); |
| |
| static inline u8 zd_cck_plcp_header_signal(const struct cck_plcp_header *header) |
| { |
| return header->signal; |
| } |
| |
| /* These defines give the encodings of the signal field in the 802.11b PLCP |
| * header. The signal field gives the bit rate of the following packet. Even |
| * if technically wrong we use CCK here also for the 1 MBit/s and 2 MBit/s |
| * rate to stay consistent with Zydas and our use of the term. |
| * |
| * Notify that these values are *not* used in the zd-rates. |
| */ |
| #define ZD_CCK_PLCP_SIGNAL_1M 0x0a |
| #define ZD_CCK_PLCP_SIGNAL_2M 0x14 |
| #define ZD_CCK_PLCP_SIGNAL_5M5 0x37 |
| #define ZD_CCK_PLCP_SIGNAL_11M 0x6e |
| |
| #endif /* _ZD_IEEE80211_H */ |
