Driver for Ralink Technology RT2500 wireless adapters.

1 files changed, 153 insertions, 0 deletions

diff --git a/sys/dev/ic/ralvar.h b/sys/dev/ic/ralvar.h
new file mode 100644
index 00000000000..9499e4c0d59
--- /dev/null
+++ b/sys/dev/ic/ralvar.h
@@ -0,0 +1,153 @@
+/*	$OpenBSD: ralvar.h,v 1.1 2005/02/15 20:51:21 damien Exp $  */
+
+/*-
+ * 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 ral_rx_radiotap_header {
+	struct ieee80211_radiotap_header wr_ihdr;
+	uint8_t		wr_flags;
+	uint16_t	wr_chan_freq;
+	uint16_t	wr_chan_flags;
+	uint8_t		wr_antsignal;
+};
+
+#define RAL_RX_RADIOTAP_PRESENT						\
+	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
+	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
+	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
+
+struct ral_tx_radiotap_header {
+	struct ieee80211_radiotap_header wt_ihdr;
+	uint8_t		wt_flags;
+	uint16_t	wt_chan_freq;
+	uint16_t	wt_chan_flags;
+};
+
+#define RAL_TX_RADIOTAP_PRESENT						\
+	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
+	 (1 << IEEE80211_RADIOTAP_CHANNEL))
+
+struct ral_tx_data {
+	bus_dmamap_t			map;
+	struct mbuf			*m;
+	struct ieee80211_node		*ni;
+	struct ieee80211_rssdesc	id;
+};
+
+struct ral_tx_ring {
+	bus_dmamap_t		map;
+	bus_dma_segment_t	seg;
+	bus_addr_t		physaddr;
+	struct ral_tx_desc	*desc;
+	struct ral_tx_data	*data;
+	int			count;
+	int			queued;
+	int			cur;
+	int			next;
+	int			cur_encrypt;
+	int			next_encrypt;
+};
+
+struct ral_rx_data {
+	bus_dmamap_t	map;
+	struct mbuf	*m;
+	int		drop;
+};
+
+struct ral_rx_ring {
+	bus_dmamap_t		map;
+	bus_dma_segment_t	seg;
+	bus_addr_t		physaddr;
+	struct ral_rx_desc	*desc;
+	struct ral_rx_data	*data;
+	int			count;
+	int			cur;
+	int			next;
+	int			cur_decrypt;
+};
+
+struct ral_softc {
+	struct device			sc_dev;
+
+	struct ieee80211com		sc_ic;
+	int				(*sc_newstate)(struct ieee80211com *,
+					    enum ieee80211_state, int);
+
+	int				(*sc_enable)(struct ral_softc *);
+	void				(*sc_disable)(struct ral_softc *);
+	void				(*sc_power)(struct ral_softc *, int);
+
+	bus_dma_tag_t			sc_dmat;
+        bus_space_tag_t			sc_st;
+        bus_space_handle_t		sc_sh;
+
+	struct ieee80211_rssadapt	rssadapt;
+
+	struct timeout			scan_ch;
+	struct timeout			rssadapt_ch;
+
+	int				sc_tx_timer;
+
+	uint32_t			asic_rev;
+	uint32_t			eeprom_rev;
+	uint8_t				rf_rev;
+
+	struct ral_tx_ring		txq;
+	struct ral_tx_ring		prioq;
+	struct ral_tx_ring		atimq;
+	struct ral_tx_ring		bcnq;
+	struct ral_rx_ring		rxq;
+
+	uint32_t			rf_regs[4];
+	uint8_t				txpow[14];
+
+	struct {
+		uint8_t		reg;
+		uint8_t		val;	
+	}				bbp_prom[16];
+
+	int				led_mode;
+	int				hw_radio;
+	int				rx_ant;
+	int				tx_ant;
+	int				nb_ant;
+	int				bbp_tune;
+	
+
+#if NBPFILTER > 0
+	caddr_t				sc_drvbpf;
+
+	union {
+		struct ral_rx_radiotap_header th;
+		uint8_t	pad[64];
+	}				sc_rxtapu;
+#define sc_rxtap	sc_rxtapu.th
+	int				sc_rxtap_len;
+
+	union {
+		struct ral_tx_radiotap_header th;
+		uint8_t	pad[64];
+	}				sc_txtapu;
+#define sc_txtap	sc_txtapu.th
+	int				sc_txtap_len;
+#endif
+};
+
+int	ral_attach(struct ral_softc *);
+int	ral_detach(struct ral_softc *);
+int	ral_intr(void *);
+int	ral_activate(struct device *, enum devact);