1/*-
2 * Copyright (c) 2007 Marvell Semiconductor, Inc.
3 * Copyright (c) 2007 Sam Leffler, Errno Consulting
4 * Copyright (c) 2008 Weongyo Jeong <weongyo@freebsd.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer,
12 *    without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
15 *    redistribution must be conditioned upon including a substantially
16 *    similar Disclaimer requirement for further binary redistribution.
17 *
18 * NO WARRANTY
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
22 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
23 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
24 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
27 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29 * THE POSSIBILITY OF SUCH DAMAGES.
30 *
31 * $FreeBSD$
32 */
33
34#ifndef _DEV_MALOHAL_H
35#define _DEV_MALOHAL_H
36
37#define MALO_NUM_TX_QUEUES			1
38#define MALO_MAX_TXWCB_QUEUES			MALO_NUM_TX_QUEUES
39
40/* size of f/w command buffer */
41#define	MALO_CMDBUF_SIZE			0x4000
42
43#define MALO_FW_CHECK_USECS			(5 * 1000)	/* 5ms */
44#define MALO_FW_MAX_NUM_CHECKS			200
45
46/*
47 * Calibration data builtin to the firmware.  The firmware image
48 * has a single set of calibration tables that we retrieve right
49 * after download.  This can be overriden by the driver (e.g. for
50 * a different regdomain and/or tx power setup).
51 */
52struct malo_hal_caldata {
53	/* pt is short for `power target'.  */
54#define	MALO_PWTAGETRATETABLE20M		(14 * 4)
55	uint8_t	pt_ratetable_20m[MALO_PWTAGETRATETABLE20M];
56};
57
58/*
59 * Get Hardware/Firmware capabilities.
60 */
61struct malo_hal_hwspec {
62	uint8_t		hwversion;		/* version of the HW */
63	uint8_t		hostinterface;	/* host interface */
64	uint16_t	maxnum_wcb;		/* max # of WCB FW handles */
65	/* max # of mcast addresses FW handles*/
66	uint16_t	maxnum_mcaddr;
67	uint16_t	maxnum_tx_wcb;	/* max # of tx descs per WCB */
68	/* MAC address programmed in HW */
69	uint8_t		macaddr[6];
70	uint16_t	regioncode;		/* EEPROM region code */
71	uint16_t	num_antenna;	/* Number of antenna used */
72	uint32_t	fw_releasenum;	/* firmware release number */
73	uint32_t	wcbbase0;
74	uint32_t	rxdesc_read;
75	uint32_t	rxdesc_write;
76	uint32_t	ul_fw_awakecookie;
77	uint32_t	wcbbase[4];
78};
79
80/*
81 * Supply tx/rx dma-related settings to the firmware.
82 */
83struct malo_hal_txrxdma {
84	uint32_t	maxnum_wcb;		/* max # of WCB FW handles */
85	uint32_t	maxnum_txwcb;		/* max # of tx descs per WCB */
86	uint32_t	rxdesc_read;
87	uint32_t	rxdesc_write;
88	uint32_t	wcbbase[4];
89};
90
91/*
92 * Get Hardware Statistics.
93 *
94 * Items marked with ! are deprecated and not ever updated.  In
95 * some cases this is because work has been moved to the host (e.g.
96 * rx defragmentation).
97 *
98 * XXX low/up cases.
99 */
100struct malo_hal_hwstats {
101	uint32_t	TxRetrySuccesses;	/* tx success w/ 1 retry */
102	uint32_t	TxMultipleRetrySuccesses;/* tx success w/ >1 retry */
103	uint32_t	TxFailures;		/* tx fail due to no ACK */
104	uint32_t	RTSSuccesses;		/* CTS rx'd for RTS */
105	uint32_t	RTSFailures;		/* CTS not rx'd for RTS */
106	uint32_t	AckFailures;		/* same as TxFailures */
107	uint32_t	RxDuplicateFrames;	/* rx discard for dup seqno */
108	uint32_t	FCSErrorCount;		/* rx discard for bad FCS */
109	uint32_t	TxWatchDogTimeouts;	/* MAC tx hang (f/w recovery) */
110	uint32_t	RxOverflows;		/* no f/w buffer for rx data */
111	uint32_t	RxFragErrors;		/* !rx fail due to defrag */
112	uint32_t	RxMemErrors;		/* out of mem or desc corrupted
113						   in some way */
114	uint32_t	RxPointerErrors;	/* MAC internal ptr problem */
115	uint32_t	TxUnderflows;		/* !tx underflow on dma */
116	uint32_t	TxDone;			/* MAC tx ops completed
117						   (possibly w/ error) */
118	uint32_t	TxDoneBufTryPut;	/* ! */
119	uint32_t	TxDoneBufPut;		/* same as TxDone */
120	uint32_t	Wait4TxBuf;		/* !no f/w buf avail when
121						    supplied a tx descriptor */
122	uint32_t	TxAttempts;		/* tx descriptors processed */
123	uint32_t	TxSuccesses;		/* tx attempts successful */
124	uint32_t	TxFragments;		/* tx with fragmentation */
125	uint32_t	TxMulticasts;		/* tx multicast frames */
126	uint32_t	RxNonCtlPkts;		/* rx non-control frames */
127	uint32_t	RxMulticasts;		/* rx multicast frames */
128	uint32_t	RxUndecryptableFrames;	/* rx failed due to crypto */
129	uint32_t 	RxICVErrors;		/* rx failed due to ICV check */
130	uint32_t	RxExcludedFrames;	/* rx discarded, e.g. bssid */
131};
132
133/*
134 * Set Antenna Configuration (legacy operation).
135 *
136 * The RX antenna can be selected using the bitmask
137 * ant (bit 0 = antenna 1, bit 1 = antenna 2, etc.)
138 * (diversity?XXX)
139 */
140enum malo_hal_antenna {
141	MHA_ANTENNATYPE_RX	= 1,
142	MHA_ANTENNATYPE_TX	= 2,
143};
144
145/*
146 * Set Radio Configuration.
147 *
148 * onoff != 0 turns radio on; otherwise off.
149 * if radio is enabled, the preamble is set too.
150 */
151enum malo_hal_preamble {
152	MHP_LONG_PREAMBLE	= 1,
153	MHP_SHORT_PREAMBLE	= 3,
154	MHP_AUTO_PREAMBLE	= 5,
155};
156
157struct malo_hal_channel_flags {
158	uint32_t		freqband : 6,
159#define MALO_FREQ_BAND_2DOT4GHZ	0x1
160				: 26;		/* reserved */
161};
162
163struct malo_hal_channel {
164	uint32_t		channel;
165	struct malo_hal_channel_flags flags;
166};
167
168struct malo_hal_txrate {
169	uint8_t			mcastrate;	/* rate for multicast frames */
170	uint8_t			mgtrate;	/* rate for management frames */
171	struct {
172		uint8_t		trycount;	/* try this many times */
173		uint8_t		rate;		/* use this tx rate */
174	} rateseries[4];			/* rate series */
175};
176
177struct malo_hal {
178	device_t		mh_dev;
179
180	bus_space_handle_t	mh_ioh;		/* BAR 1 copied from softc */
181	bus_space_tag_t		mh_iot;
182	uint32_t		mh_imask;	/* interrupt mask */
183	int			mh_flags;
184#define	MHF_CALDATA		0x0001		/* cal data retrieved */
185#define	MHF_FWHANG		0x0002		/* fw appears hung */
186
187	char			mh_mtxname[12];
188	struct mtx		mh_mtx;
189	bus_dma_tag_t		mh_dmat;	/* bus DMA tag for cmd buffer */
190	bus_dmamap_t		mh_dmamap;	/* DMA map for cmd buffer */
191	uint16_t		*mh_cmdbuf;	/* f/w cmd buffer */
192	bus_addr_t		mh_cmdaddr;	/* physaddr of cmd buffer */
193
194	struct malo_hal_caldata	mh_caldata;
195
196	int			mh_debug;
197#define MALO_HAL_DEBUG_SENDCMD	0x00000001
198#define MALO_HAL_DEBUG_CMDDONE	0x00000002
199#define MALO_HAL_DEBUG_IGNHANG	0X00000004
200};
201
202#define MALO_HAL_LOCK(mh)		mtx_lock(&mh->mh_mtx)
203#define MALO_HAL_LOCK_ASSERT(mh)	mtx_assert(&mh->mh_mtx, MA_OWNED)
204#define MALO_HAL_UNLOCK(mh)		mtx_unlock(&mh->mh_mtx)
205
206struct malo_hal *malo_hal_attach(device_t, uint16_t,
207	    bus_space_handle_t, bus_space_tag_t,
208	    bus_dma_tag_t);
209int	malo_hal_fwload(struct malo_hal *, char *, char *);
210int	malo_hal_gethwspecs(struct malo_hal *,
211	    struct malo_hal_hwspec *);
212void	malo_hal_detach(struct malo_hal *);
213void	malo_hal_intrset(struct malo_hal *, uint32_t);
214int	malo_hal_setantenna(struct malo_hal *,
215	    enum malo_hal_antenna, int);
216int	malo_hal_setradio(struct malo_hal *, int,
217	    enum malo_hal_preamble);
218int	malo_hal_setchannel(struct malo_hal *,
219	    const struct malo_hal_channel *);
220int	malo_hal_setmaxtxpwr(struct malo_hal *, uint16_t);
221int	malo_hal_settxpower(struct malo_hal *, const struct malo_hal_channel *);
222int	malo_hal_setpromisc(struct malo_hal *, int);
223int	malo_hal_setassocid(struct malo_hal *,
224	    const uint8_t[], uint16_t);
225void	malo_hal_txstart(struct malo_hal *, int);
226void	malo_hal_getisr(struct malo_hal *, uint32_t *);
227void	malo_hal_cmddone(struct malo_hal *);
228int	malo_hal_prescan(struct malo_hal *);
229int	malo_hal_postscan(struct malo_hal *, uint8_t *, uint8_t);
230int	malo_hal_set_slot(struct malo_hal *, int);
231int	malo_hal_set_rate(struct malo_hal *, uint16_t, uint8_t);
232int	malo_hal_setmcast(struct malo_hal *, int, const uint8_t[]);
233
234#endif
235