Add support for the second (RT2561/RT2561S) and third (RT2661 MIMO XR)

generations of 802.11abg chipsets from Ralink Technology.
Get rid of the pccard front-end while I'm here since all adapters are
cardbus ones.

Obtained from:	OpenBSD

1 files changed, 171 insertions, 0 deletions

diff --git a/sys/dev/ral/rt2661var.h b/sys/dev/ral/rt2661var.h
new file mode 100644
index 0000000..9d95ca6
--- /dev/null
+++ b/sys/dev/ral/rt2661var.h
@@ -0,0 +1,171 @@
+/*	$FreeBSD$	*/
+
+/*-
+ * Copyright (c) 2005
+ *	Damien Bergamini <damien.bergamini@free.fr>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+struct rt2661_rx_radiotap_header {
+	struct ieee80211_radiotap_header wr_ihdr;
+	uint64_t	wr_tsf;
+	uint8_t		wr_flags;
+	uint8_t		wr_rate;
+	uint16_t	wr_chan_freq;
+	uint16_t	wr_chan_flags;
+	uint8_t		wr_antsignal;
+} __packed;
+
+#define RT2661_RX_RADIOTAP_PRESENT					\
+	((1 << IEEE80211_RADIOTAP_TSFT) |				\
+	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
+	 (1 << IEEE80211_RADIOTAP_RATE) |				\
+	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
+	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
+
+struct rt2661_tx_radiotap_header {
+	struct ieee80211_radiotap_header wt_ihdr;
+	uint8_t		wt_flags;
+	uint8_t		wt_rate;
+	uint16_t	wt_chan_freq;
+	uint16_t	wt_chan_flags;
+} __packed;
+
+#define RT2661_TX_RADIOTAP_PRESENT					\
+	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
+	 (1 << IEEE80211_RADIOTAP_RATE) |				\
+	 (1 << IEEE80211_RADIOTAP_CHANNEL))
+
+struct rt2661_tx_data {
+	bus_dmamap_t		map;
+	struct mbuf		*m;
+	struct ieee80211_node	*ni;
+	struct ral_rssdesc	id;
+};
+
+struct rt2661_tx_ring {
+	bus_dma_tag_t		desc_dmat;
+	bus_dma_tag_t		data_dmat;
+	bus_dmamap_t		desc_map;
+	bus_addr_t		physaddr;
+	struct rt2661_tx_desc	*desc;
+	struct rt2661_tx_data	*data;
+	int			count;
+	int			queued;
+	int			cur;
+	int			next;
+	int			stat;
+};
+
+struct rt2661_rx_data {
+	bus_dmamap_t	map;
+	struct mbuf	*m;
+};
+
+struct rt2661_rx_ring {
+	bus_dma_tag_t		desc_dmat;
+	bus_dma_tag_t		data_dmat;
+	bus_dmamap_t		desc_map;
+	bus_addr_t		physaddr;
+	struct rt2661_rx_desc	*desc;
+	struct rt2661_rx_data	*data;
+	int			count;
+	int			cur;
+	int			next;
+};
+
+struct rt2661_node {
+	struct ieee80211_node	ni;
+	struct ral_rssadapt	rssadapt;
+};
+
+struct rt2661_softc {
+	struct ifnet			*sc_ifp;
+	struct ieee80211com		sc_ic;
+	int				(*sc_newstate)(struct ieee80211com *,
+					    enum ieee80211_state, int);
+	device_t			sc_dev;
+	bus_space_tag_t			sc_st;
+	bus_space_handle_t		sc_sh;
+
+	struct mtx			sc_mtx;
+
+	struct callout			scan_ch;
+	struct callout			rssadapt_ch;
+
+	int				sc_tx_timer;
+
+	struct ieee80211_channel	*sc_curchan;
+
+	uint8_t				rf_rev;
+
+	uint8_t				rfprog;
+	uint8_t				rffreq;
+
+	struct rt2661_tx_ring		txq[4];
+	struct rt2661_tx_ring		mgtq;
+	struct rt2661_rx_ring		rxq;
+
+	uint32_t			rf_regs[4];
+	int8_t				txpow[38];
+
+	struct {
+		uint8_t	reg;
+		uint8_t	val;
+	}				bbp_prom[16];
+
+	int				hw_radio;
+	int				rx_ant;
+	int				tx_ant;
+	int				nb_ant;
+	int				ext_2ghz_lna;
+	int				ext_5ghz_lna;
+	int				rssi_2ghz_corr;
+	int				rssi_5ghz_corr;
+
+	uint8_t				bbp18;
+	uint8_t				bbp21;
+	uint8_t				bbp22;
+	uint8_t				bbp16;
+	uint8_t				bbp17;
+	uint8_t				bbp64;
+
+	int				dwelltime;
+
+	struct bpf_if			*sc_drvbpf;
+
+	union {
+		struct rt2661_rx_radiotap_header th;
+		uint8_t	pad[64];
+	}				sc_rxtapu;
+#define sc_rxtap	sc_rxtapu.th
+	int				sc_rxtap_len;
+
+	union {
+		struct rt2661_tx_radiotap_header th;
+		uint8_t	pad[64];
+	}				sc_txtapu;
+#define sc_txtap	sc_txtapu.th
+	int				sc_txtap_len;
+};
+
+int	rt2661_attach(device_t, int);
+int	rt2661_detach(void *);
+void	rt2661_shutdown(void *);
+void	rt2661_suspend(void *);
+void	rt2661_resume(void *);
+void	rt2661_intr(void *);
+
+#define RAL_LOCK(sc)	mtx_lock(&(sc)->sc_mtx)
+#define RAL_UNLOCK(sc)	mtx_unlock(&(sc)->sc_mtx)