RangeLAN2 wireless network card

1 files changed, 135 insertions, 0 deletions

diff --git a/sys/dev/ic/rl2var.h b/sys/dev/ic/rl2var.h
new file mode 100644
index 00000000000..92143c1af9c
--- /dev/null
+++ b/sys/dev/ic/rl2var.h
@@ -0,0 +1,135 @@
+/*	$OpenBSD: rl2var.h,v 1.1 1999/06/21 23:21:47 d Exp $	*/
+/*
+ * David Leonard <d@openbsd.org>, 1999. Public domain.
+ *
+ * Proxim RangeLAN2 soft state copy.
+ */
+
+/*
+ * Mailboxes are used to communicate card-initiated messages
+ * from the interrupt handler to other kernel threads.
+ */
+struct rl2_mbox {
+	void *		mb_buf;		/* caller's buffer */
+	size_t		mb_len;		/* buffer size */
+	size_t		mb_actlen;	/* actual message size */
+	volatile u_int8_t mb_state;	/* mailbox state */
+#define RL2MBOX_VOID		0
+#define RL2MBOX_EMPTY		1
+#define RL2MBOX_FILLING		2
+#define RL2MBOX_FILLED		3
+};
+
+#define RL2_NMBOX	0x7c		/* = maximum sequence number */
+
+/* Soft state */
+struct rl2_softc {
+	struct device sc_dev;
+	void *sc_ih;			/* interrupt handler */
+	struct arpcom sc_arpcom;	/* Ethernet common part */
+	bus_space_tag_t sc_iot;		/* bus cookie */
+	bus_space_handle_t sc_ioh;	/* bus i/o handle */
+
+	u_int8_t sc_width;		/* bus transfer width */
+	u_int8_t sc_irq;		/* irq for card */
+
+	u_int16_t sc_cardtype;		/* set from the 'flags' directive */
+#define RL2_CTYPE_OEM		0x01
+#define RL2_CTYPE_UISA		0x02
+#define RL2_CTYPE_ONE_PIECE	0x04
+
+	u_int8_t sc_intsel;		/* copy of INTSEL */
+	u_int8_t sc_status;		/* copy of STATUS */
+	u_int8_t sc_control;		/* copy of CONTROL */
+#ifdef RL2DEBUG_REG
+	u_int8_t dbg_oreg[8];		/* last value written to registers */
+#endif
+
+	u_int8_t sc_pktseq;		/* card message seq no */
+	u_int8_t sc_txseq;		/* tx packet seq no */
+
+	u_int16_t sc_state;
+#define RL2_STATE_SYNC		0x0001	/* card is synchronised */
+
+	struct rl2_mbox sc_mbox[0x80];	/* per-message mailboxes */
+	struct rl2_param sc_param;	/* user-configurable parameters */
+	u_int8_t  sc_promisc;		/* receive all packets */
+};
+
+/* Structure used to hold partial read state for rl2_rx_pdata() */
+struct rl2_pdata {
+	u_int8_t p_data;		/* extra bytes read but not consumed */
+        int      p_nremain;		/* number of bytes not consumed */
+};
+#define RL2_PDATA_INIT {0,0}
+
+/* Structure used to hold partial transmit state for rl2_msg_tx_*() */
+struct rl2_msg_tx_state {
+	int      ien;			/* saved interrupt state */
+	u_int8_t w;			/* saved wakup state */
+	struct rl2_pdata pd;		/* saved partial write state */
+};
+
+struct rl2_mm_cmd;			/* fwd decl */
+
+#define RL2_WAKEUP_SET		0xff
+#define RL2_WAKEUP_NOCHANGE	(0x80|0x10)
+
+void		rl2config __P((struct rl2_softc *));
+int		rl2intr __P((void *));
+void		rl2read __P((struct rl2_softc *, struct rl2_mm_cmd *, int));
+int             rl2_enable __P((struct rl2_softc *, int));
+int             rl2_reset __P((struct rl2_softc *));
+u_int8_t        rl2_wakeup __P((struct rl2_softc *, u_int8_t));
+int  		rl2_rx_request __P((struct rl2_softc *, int));
+int             rl2_rx_data __P((struct rl2_softc *, void *, int));
+void            rl2_rx_pdata __P((struct rl2_softc *, void *, int,
+			struct rl2_pdata *));
+void            rl2_rx_end __P((struct rl2_softc *));
+void            rl2_clear_nak __P((struct rl2_softc *));
+void		rl2_msg_tx_data __P((struct rl2_softc *, void *, u_int16_t,
+			struct rl2_msg_tx_state *));
+int             rl2_msg_tx_start __P((struct rl2_softc *, void *, int,
+			struct rl2_msg_tx_state *));
+int             rl2_msg_tx_end __P((struct rl2_softc *, 
+			struct rl2_msg_tx_state *));
+int             rl2_msg_txrx __P((struct rl2_softc *, void *, int, 
+			void *, int));
+
+int		rl2_mbox_create __P((struct rl2_softc *, u_int8_t, void *,
+			size_t));
+int		rl2_mbox_wait __P((struct rl2_softc *, u_int8_t, int));
+int		rl2_mbox_lock __P((struct rl2_softc *, u_int8_t, void **,
+			size_t*));
+void		rl2_mbox_unlock __P((struct rl2_softc *, u_int8_t, size_t));
+
+/* debug all card operations */
+#ifdef RL2DEBUG
+#define dprintf(fmt, args...) printf(fmt , ## args)
+	/* log(LOG_DEBUG, fmt , ## args) */
+#define dprinthex(buf, len)	do {				\
+	unsigned char *_b = (unsigned char*)(buf);		\
+	int _i, _l=(len); 					\
+	printf("{");						\
+	for(_i = 0; _i < _l; _i++) {				\
+		printf("%02x", _b[_i]);				\
+		if (_i % 4 == 3 && _i != _l - 1)		\
+			printf(",");				\
+	}							\
+	printf("}");						\
+} while (0)
+#else
+#define dprintf(fmt, args...) /* nothing */
+#define dprinthex(buf, len)	/* nothing */
+#endif
+
+/* debug messages to/from card. prints 4-byte groups separated by commas */
+#define RL2DUMP
+#define RL2DUMPHEX(buf, buflen) do {				\
+	int _i;							\
+	for (_i = 0; _i < (buflen); _i++) {			\
+		printf("%02x", ((unsigned char *)(buf))[_i]);	\
+		if (_i != (buflen) - 1 && _i % 4 == 3)		\
+			printf(",");				\
+	}							\
+} while (0)