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/* $FreeBSD: release/9.1.0/sys/dev/ipw/if_ipwvar.h 233024 2012-03-16 08:46:58Z scottl $ */
/*-
* Copyright (c) 2004-2006
* Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define IPW_MAX_NSEG 1
struct ipw_soft_bd {
struct ipw_bd *bd;
int type;
#define IPW_SBD_TYPE_NOASSOC 0
#define IPW_SBD_TYPE_COMMAND 1
#define IPW_SBD_TYPE_HEADER 2
#define IPW_SBD_TYPE_DATA 3
void *priv;
};
struct ipw_soft_hdr {
struct ipw_hdr hdr;
bus_dmamap_t map;
SLIST_ENTRY(ipw_soft_hdr) next;
};
struct ipw_soft_buf {
struct mbuf *m;
struct ieee80211_node *ni;
bus_dmamap_t map;
SLIST_ENTRY(ipw_soft_buf) next;
};
struct ipw_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
int8_t wr_antsignal;
int8_t wr_antnoise;
};
#define IPW_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DB_ANTNOISE))
struct ipw_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
};
#define IPW_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct ipw_vap {
struct ieee80211vap vap;
int (*newstate)(struct ieee80211vap *,
enum ieee80211_state, int);
};
#define IPW_VAP(vap) ((struct ipw_vap *)(vap))
struct ipw_softc {
struct ifnet *sc_ifp;
device_t sc_dev;
struct mtx sc_mtx;
struct task sc_init_task;
struct callout sc_wdtimer; /* watchdog timer */
uint32_t flags;
#define IPW_FLAG_FW_INITED 0x0001
#define IPW_FLAG_INIT_LOCKED 0x0002
#define IPW_FLAG_HAS_RADIO_SWITCH 0x0004
#define IPW_FLAG_HACK 0x0008
#define IPW_FLAG_SCANNING 0x0010
#define IPW_FLAG_ENABLED 0x0020
#define IPW_FLAG_BUSY 0x0040
#define IPW_FLAG_ASSOCIATING 0x0080
#define IPW_FLAG_ASSOCIATED 0x0100
int irq_rid;
int mem_rid;
struct resource *irq;
struct resource *mem;
bus_space_tag_t sc_st;
bus_space_handle_t sc_sh;
void *sc_ih;
const struct firmware *sc_firmware;
int sc_tx_timer;
int sc_scan_timer;
bus_dma_tag_t parent_dmat;
bus_dma_tag_t tbd_dmat;
bus_dma_tag_t rbd_dmat;
bus_dma_tag_t status_dmat;
bus_dma_tag_t cmd_dmat;
bus_dma_tag_t hdr_dmat;
bus_dma_tag_t txbuf_dmat;
bus_dma_tag_t rxbuf_dmat;
bus_dmamap_t tbd_map;
bus_dmamap_t rbd_map;
bus_dmamap_t status_map;
bus_dmamap_t cmd_map;
bus_addr_t tbd_phys;
bus_addr_t rbd_phys;
bus_addr_t status_phys;
struct ipw_bd *tbd_list;
struct ipw_bd *rbd_list;
struct ipw_status *status_list;
struct ipw_cmd cmd;
struct ipw_soft_bd stbd_list[IPW_NTBD];
struct ipw_soft_buf tx_sbuf_list[IPW_NDATA];
struct ipw_soft_hdr shdr_list[IPW_NDATA];
struct ipw_soft_bd srbd_list[IPW_NRBD];
struct ipw_soft_buf rx_sbuf_list[IPW_NRBD];
SLIST_HEAD(, ipw_soft_hdr) free_shdr;
SLIST_HEAD(, ipw_soft_buf) free_sbuf;
uint32_t table1_base;
uint32_t table2_base;
uint32_t txcur;
uint32_t txold;
uint32_t rxcur;
int txfree;
struct ipw_rx_radiotap_header sc_rxtap;
struct ipw_tx_radiotap_header sc_txtap;
};
/*
* NB.: This models the only instance of async locking in ipw_init_locked
* and must be kept in sync.
*/
#define IPW_LOCK(sc) mtx_lock(&sc->sc_mtx);
#define IPW_UNLOCK(sc) mtx_unlock(&sc->sc_mtx);
#define IPW_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)