xref: /openbsd/sys/dev/usb/if_urtwreg.h (revision cca36db2)
1 /*	$OpenBSD: if_urtwreg.h,v 1.13 2010/08/27 17:08:01 jsg Exp $	*/
2 
3 /*-
4  * Copyright (c) 2009 Martynas Venckus <martynas@openbsd.org>
5  * Copyright (c) 2008 Weongyo Jeong <weongyo@FreeBSD.org>
6  *
7  * Permission to use, copy, modify, and distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 #define	URTW_CONFIG_NO			1
21 #define	URTW_IFACE_INDEX		0
22 
23 /*
24  * Known hardware revisions.
25  */
26 #define	URTW_HWREV_8187			0x01
27 #define	URTW_HWREV_8187_B		0x02
28 #define	URTW_HWREV_8187_D		0x04
29 #define	URTW_HWREV_8187B		0x08
30 #define	URTW_HWREV_8187B_B		0x10
31 #define	URTW_HWREV_8187B_D		0x20
32 #define	URTW_HWREV_8187B_E		0x40
33 
34 /*
35  * Registers specific to RTL8187 and RTL8187B.
36  */
37 #define	URTW_MAC0			0x0000		/* 1 byte */
38 #define	URTW_MAC1			0x0001		/* 1 byte */
39 #define	URTW_MAC2			0x0002		/* 1 byte */
40 #define	URTW_MAC3			0x0003		/* 1 byte */
41 #define	URTW_MAC4			0x0004		/* 1 byte */
42 #define	URTW_MAC5			0x0005		/* 1 byte */
43 #define	URTW_8187_BRSR			0x002c		/* 2 byte */
44 #define	URTW_BRSR_MBR_8185		(0x0fff)
45 #define	URTW_8187B_EIFS			0x002d		/* 1 byte */
46 #define	URTW_BSSID			0x002e		/* 6 byte */
47 #define	URTW_RESP_RATE			0x0034		/* 1 byte */
48 #define	URTW_8187B_BRSR			0x0034		/* 2 byte */
49 #define	URTW_RESP_MAX_RATE_SHIFT	(4)
50 #define	URTW_RESP_MIN_RATE_SHIFT	(0)
51 #define	URTW_8187_EIFS			0x0035		/* 1 byte */
52 #define	URTW_INTR_MASK			0x003c		/* 2 byte */
53 #define	URTW_CMD			0x0037		/* 1 byte */
54 #define	URTW_CMD_TX_ENABLE		(0x4)
55 #define	URTW_CMD_RX_ENABLE		(0x8)
56 #define	URTW_CMD_RST			(0x10)
57 #define	URTW_TX_CONF			0x0040		/* 4 byte */
58 #define	URTW_TX_HWREV_MASK		(7 << 25)
59 #define	URTW_TX_HWREV_8187_D		(5 << 25)
60 #define	URTW_TX_HWREV_8187B_D		(6 << 25)
61 #define	URTW_TX_DURPROCMODE		(1 << 30)
62 #define	URTW_TX_DISREQQSIZE		(1 << 28)
63 #define	URTW_TX_SHORTRETRY		(7 << 8)
64 #define	URTW_TX_LONGRETRY		(7 << 0)
65 #define	URTW_TX_LOOPBACK_SHIFT		(17)
66 #define	URTW_TX_LOOPBACK_NONE		(0 << URTW_TX_LOOPBACK_SHIFT)
67 #define	URTW_TX_LOOPBACK_MAC		(1 << URTW_TX_LOOPBACK_SHIFT)
68 #define	URTW_TX_LOOPBACK_BASEBAND	(2 << URTW_TX_LOOPBACK_SHIFT)
69 #define	URTW_TX_LOOPBACK_CONTINUE	(3 << URTW_TX_LOOPBACK_SHIFT)
70 #define	URTW_TX_LOOPBACK_MASK		(0x60000)
71 #define	URTW_TX_DPRETRY_MASK		(0xff00)
72 #define	URTW_TX_RTSRETRY_MASK		(0xff)
73 #define	URTW_TX_DPRETRY_SHIFT		(0)
74 #define	URTW_TX_RTSRETRY_SHIFT		(8)
75 #define	URTW_TX_NOCRC			(0x10000)
76 #define	URTW_TX_MXDMA_MASK		(0xe00000)
77 #define	URTW_TX_MXDMA_1024		(6 << URTW_TX_MXDMA_SHIFT)
78 #define	URTW_TX_MXDMA_2048		(7 << URTW_TX_MXDMA_SHIFT)
79 #define	URTW_TX_MXDMA_SHIFT		(21)
80 #define	URTW_TX_CWMIN			(1 << 31)
81 #define	URTW_TX_DISCW			(1 << 20)
82 #define	URTW_TX_SWPLCPLEN		(1 << 24)
83 #define	URTW_TX_NOICV			(0x80000)
84 #define	URTW_RX				0x0044		/* 4 byte */
85 #define	URTW_RX_9356SEL			(1 << 6)
86 #define	URTW_RX_FILTER_MASK			\
87 	(URTW_RX_FILTER_ALLMAC | URTW_RX_FILTER_NICMAC | URTW_RX_FILTER_MCAST | \
88 	URTW_RX_FILTER_BCAST | URTW_RX_FILTER_CRCERR | URTW_RX_FILTER_ICVERR | \
89 	URTW_RX_FILTER_DATA | URTW_RX_FILTER_CTL | URTW_RX_FILTER_MNG |	\
90 	(1 << 21) |							\
91 	URTW_RX_FILTER_PWR | URTW_RX_CHECK_BSSID)
92 #define	URTW_RX_FILTER_ALLMAC		(0x00000001)
93 #define	URTW_RX_FILTER_NICMAC		(0x00000002)
94 #define	URTW_RX_FILTER_MCAST		(0x00000004)
95 #define	URTW_RX_FILTER_BCAST		(0x00000008)
96 #define	URTW_RX_FILTER_CRCERR		(0x00000020)
97 #define	URTW_RX_FILTER_ICVERR		(0x00001000)
98 #define	URTW_RX_FILTER_DATA		(0x00040000)
99 #define	URTW_RX_FILTER_CTL		(0x00080000)
100 #define	URTW_RX_FILTER_MNG		(0x00100000)
101 #define	URTW_RX_FILTER_PWR		(0x00400000)
102 #define	URTW_RX_CHECK_BSSID		(0x00800000)
103 #define	URTW_RX_FIFO_THRESHOLD_MASK	((1 << 13) | (1 << 14) | (1 << 15))
104 #define	URTW_RX_FIFO_THRESHOLD_SHIFT	(13)
105 #define	URTW_RX_FIFO_THRESHOLD_128	(3)
106 #define	URTW_RX_FIFO_THRESHOLD_256	(4)
107 #define	URTW_RX_FIFO_THRESHOLD_512	(5)
108 #define	URTW_RX_FIFO_THRESHOLD_1024	(6)
109 #define	URTW_RX_FIFO_THRESHOLD_NONE	(7 << URTW_RX_FIFO_THRESHOLD_SHIFT)
110 #define	URTW_RX_AUTORESETPHY		(1 << URTW_RX_AUTORESETPHY_SHIFT)
111 #define	URTW_RX_AUTORESETPHY_SHIFT	(28)
112 #define	URTW_MAX_RX_DMA_MASK		((1<<8) | (1<<9) | (1<<10))
113 #define	URTW_MAX_RX_DMA_2048		(7 << URTW_MAX_RX_DMA_SHIFT)
114 #define	URTW_MAX_RX_DMA_1024		(6)
115 #define	URTW_MAX_RX_DMA_SHIFT		(10)
116 #define	URTW_RCR_ONLYERLPKT		(1 << 31)
117 #define	URTW_INT_TIMEOUT		0x0048		/* 4 byte */
118 #define	URTW_EPROM_CMD			0x0050		/* 1 byte */
119 #define	URTW_EPROM_CMD_NORMAL		(0x0)
120 #define	URTW_EPROM_CMD_NORMAL_MODE				\
121 	(URTW_EPROM_CMD_NORMAL << URTW_EPROM_CMD_SHIFT)
122 #define	URTW_EPROM_CMD_LOAD		(0x1)
123 #define	URTW_EPROM_CMD_PROGRAM		(0x2)
124 #define	URTW_EPROM_CMD_PROGRAM_MODE				\
125 	(URTW_EPROM_CMD_PROGRAM << URTW_EPROM_CMD_SHIFT)
126 #define	URTW_EPROM_CMD_CONFIG		(0x3)
127 #define	URTW_EPROM_CMD_SHIFT		(6)
128 #define	URTW_EPROM_CMD_MASK		((1 << 7) | (1 << 6))
129 #define	URTW_EPROM_READBIT		(0x1)
130 #define	URTW_EPROM_WRITEBIT		(0x2)
131 #define	URTW_EPROM_CK			(0x4)
132 #define	URTW_EPROM_CS			(0x8)
133 #define	URTW_CONFIG1			0x0052		/* 1 byte */
134 #define	URTW_CONFIG2			0x0053		/* 1 byte */
135 #define	URTW_ANAPARAM			0x0054		/* 4 byte */
136 #define	URTW_8187_8225_ANAPARAM_ON	(0xa0000a59)
137 #define	URTW_8187B_8225_ANAPARAM_ON	(0x45090658)
138 #define	URTW_MSR			0x0058		/* 1 byte */
139 #define	URTW_MSR_LINK_MASK		((1 << 2) | (1 << 3))
140 #define	URTW_MSR_LINK_SHIFT		(2)
141 #define	URTW_MSR_LINK_NONE		(0 << URTW_MSR_LINK_SHIFT)
142 #define	URTW_MSR_LINK_ADHOC		(1 << URTW_MSR_LINK_SHIFT)
143 #define	URTW_MSR_LINK_STA		(2 << URTW_MSR_LINK_SHIFT)
144 #define	URTW_MSR_LINK_HOSTAP		(3 << URTW_MSR_LINK_SHIFT)
145 #define	URTW_MSR_LINK_ENEDCA		(4 << URTW_MSR_LINK_SHIFT)
146 #define	URTW_CONFIG3			0x0059		/* 1 byte */
147 #define	URTW_CONFIG3_ANAPARAM_WRITE	(0x40)
148 #define	URTW_CONFIG3_ANAPARAM_W_SHIFT	(6)
149 #define	URTW_CONFIG3_GNT_SELECT		(0x80)
150 #define	URTW_PSR			0x005e		/* 1 byte */
151 #define	URTW_ANAPARAM2			0x0060		/* 4 byte */
152 #define	URTW_8187_8225_ANAPARAM2_ON	(0x860c7312)
153 #define	URTW_8187B_8225_ANAPARAM2_ON	(0x727f3f52)
154 #define	URTW_BEACON_INTERVAL		0x0070		/* 2 byte */
155 #define	URTW_ATIM_WND			0x0072		/* 2 byte */
156 #define	URTW_BEACON_INTERVAL_TIME	0x0074		/* 2 byte */
157 #define	URTW_ATIM_TR_ITV		0x0076		/* 2 byte */
158 #define	URTW_RF_PINS_OUTPUT		0x0080		/* 2 byte */
159 #define	URTW_BB_HOST_BANG_CLK		(1 << 1)
160 #define	URTW_BB_HOST_BANG_EN		(1 << 2)
161 #define	URTW_BB_HOST_BANG_RW		(1 << 3)
162 #define	URTW_RF_PINS_ENABLE		0x0082		/* 2 byte */
163 #define	URTW_RF_PINS_SELECT		0x0084		/* 2 byte */
164 #define	URTW_RF_PINS_INPUT		0x0086		/* 2 byte */
165 #define	URTW_RF_PARA			0x0088		/* 4 byte */
166 #define	URTW_RF_TIMING			0x008c		/* 4 byte */
167 #define	URTW_GP_ENABLE			0x0090		/* 1 byte */
168 #define	URTW_GPIO			0x0091		/* 1 byte */
169 #define	URTW_HSSI_PARA			0x0094		/* 4 byte */
170 #define	URTW_TX_AGC_CTL			0x009c		/* 1 byte */
171 #define	URTW_TX_AGC_CTL_PERPACKET_GAIN	(0x1)
172 #define	URTW_TX_AGC_CTL_PERPACKET_ANTSEL	(0x2)
173 #define	URTW_TX_AGC_CTL_FEEDBACK_ANT	(0x4)
174 #define	URTW_TX_GAIN_CCK		0x009d		/* 1 byte */
175 #define	URTW_TX_GAIN_OFDM		0x009e		/* 1 byte */
176 #define	URTW_TX_ANTENNA			0x009f		/* 1 byte */
177 #define	URTW_WPA_CONFIG			0x00b0		/* 1 byte */
178 #define	URTW_SIFS			0x00b4		/* 1 byte */
179 #define	URTW_DIFS			0x00b5		/* 1 byte */
180 #define	URTW_SLOT			0x00b6		/* 1 byte */
181 #define	URTW_CW_CONF			0x00bc		/* 1 byte */
182 #define	URTW_CW_CONF_PERPACKET_RETRY	(0x2)
183 #define	URTW_CW_CONF_PERPACKET_CW	(0x1)
184 #define	URTW_CW_VAL			0x00bd		/* 1 byte */
185 #define	URTW_RATE_FALLBACK		0x00be		/* 1 byte */
186 #define	URTW_RATE_FALLBACK_ENABLE	(0x80)
187 #define	URTW_ACM_CONTROL		0x00bf		/* 1 byte */
188 #define	URTW_8187B_HWREV		0x00e1		/* 1 byte */
189 #define	URTW_8187B_HWREV_8187B_B	(0x0)
190 #define	URTW_8187B_HWREV_8187B_D	(0x1)
191 #define	URTW_8187B_HWREV_8187B_E	(0x2)
192 #define	URTW_INT_MIG			0x00e2		/* 2 byte */
193 #define	URTW_TID_AC_MAP			0x00e8		/* 2 byte */
194 #define	URTW_ANAPARAM3			0x00ee		/* 4 byte */
195 #define	URTW_8187B_8225_ANAPARAM3_ON	(0x0)
196 #define	URTW_TALLY_SEL			0x00fc		/* 1 byte */
197 #define	URTW_AC_VO			0x00f0		/* 1 byte */
198 #define	URTW_AC_VI			0x00f4		/* 1 byte */
199 #define	URTW_AC_BE			0x00f8		/* 1 byte */
200 #define	URTW_AC_BK			0x00fc		/* 1 byte */
201 #define	URTW_FEMR			0x01d4		/* 2 byte */
202 #define	URTW_ARFR			0x01e0		/* 2 byte */
203 #define	URTW_RFSW_CTRL			0x0272		/* 2 byte */
204 
205 /* for EEPROM */
206 #define	URTW_EPROM_TXPW_BASE		0x05
207 #define	URTW_EPROM_RFCHIPID		0x06
208 #define	URTW_EPROM_RFCHIPID_RTL8225U	(5)
209 #define	URTW_EPROM_MACADDR		0x07
210 #define	URTW_EPROM_TXPW0		0x16
211 #define	URTW_EPROM_TXPW2		0x1b
212 #define	URTW_EPROM_TXPW1		0x3d
213 #define	URTW_EPROM_SWREV		0x3f
214 #define	URTW_EPROM_CID_MASK		(0xff)
215 #define	URTW_EPROM_CID_RSVD0		(0x00)
216 #define	URTW_EPROM_CID_RSVD1		(0xff)
217 #define	URTW_EPROM_CID_ALPHA0		(0x01)
218 #define	URTW_EPROM_CID_SERCOMM_PS	(0x02)
219 #define	URTW_EPROM_CID_HW_LED		(0x03)
220 
221 /* LED */
222 #define	URTW_CID_DEFAULT		0
223 #define	URTW_CID_8187_ALPHA0		1
224 #define	URTW_CID_8187_SERCOMM_PS	2
225 #define	URTW_CID_8187_HW_LED		3
226 #define	URTW_SW_LED_MODE0		0
227 #define	URTW_SW_LED_MODE1		1
228 #define	URTW_SW_LED_MODE2		2
229 #define	URTW_SW_LED_MODE3		3
230 #define	URTW_HW_LED			4
231 #define	URTW_LED_CTL_POWER_ON		0
232 #define	URTW_LED_CTL_LINK		2
233 #define	URTW_LED_CTL_TX			4
234 #define	URTW_LED_PIN_GPIO0		0
235 #define	URTW_LED_PIN_LED0		1
236 #define	URTW_LED_PIN_LED1		2
237 #define	URTW_LED_UNKNOWN		0
238 #define	URTW_LED_ON			1
239 #define	URTW_LED_OFF			2
240 #define	URTW_LED_BLINK_NORMAL		3
241 #define	URTW_LED_BLINK_SLOWLY		4
242 #define	URTW_LED_POWER_ON_BLINK		5
243 #define	URTW_LED_SCAN_BLINK		6
244 #define	URTW_LED_NO_LINK_BLINK		7
245 #define	URTW_LED_BLINK_CM3		8
246 
247 /* for extra area */
248 #define	URTW_EPROM_DISABLE		0
249 #define	URTW_EPROM_ENABLE		1
250 #define	URTW_EPROM_DELAY		10
251 #define	URTW_8187_GETREGS_REQ		5
252 #define	URTW_8187_SETREGS_REQ		5
253 #define	URTW_8225_RF_MAX_SENS		6
254 #define	URTW_8225_RF_DEF_SENS		4
255 #define	URTW_DEFAULT_RTS_RETRY		7
256 #define	URTW_DEFAULT_TX_RETRY		7
257 #define	URTW_DEFAULT_RTS_THRESHOLD	2342U
258 
259 #define	URTW_MAX_CHANNELS		15
260 
261 struct urtw_tx_data {
262 	struct urtw_softc	*sc;
263 	usbd_xfer_handle	xfer;
264 	uint8_t			*buf;
265 	struct ieee80211_node	*ni;
266 };
267 
268 struct urtw_rx_data {
269 	struct urtw_softc	*sc;
270 	usbd_xfer_handle	xfer;
271 	uint8_t			*buf;
272 	struct mbuf		*m;
273 };
274 
275 /* XXX not correct.. */
276 #define	URTW_MIN_RXBUFSZ						\
277 	(sizeof(struct ieee80211_frame_min))
278 
279 #define	URTW_RX_DATA_LIST_COUNT		1
280 #define	URTW_TX_DATA_LIST_COUNT		16
281 #define	URTW_RX_MAXSIZE			0x9c4
282 #define	URTW_TX_MAXSIZE			0x9c4
283 
284 struct urtw_rx_radiotap_header {
285 	struct ieee80211_radiotap_header wr_ihdr;
286 	uint8_t		wr_flags;
287 	uint16_t	wr_chan_freq;
288 	uint16_t	wr_chan_flags;
289 	int8_t		wr_dbm_antsignal;
290 } __packed;
291 
292 #define	URTW_RX_RADIOTAP_PRESENT					\
293 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
294 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
295 	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL))
296 
297 struct urtw_tx_radiotap_header {
298 	struct ieee80211_radiotap_header wt_ihdr;
299 	uint8_t		wt_flags;
300 	uint8_t		wt_rate;
301 	uint16_t	wt_chan_freq;
302 	uint16_t	wt_chan_flags;
303 } __packed;
304 
305 #define	URTW_TX_RADIOTAP_PRESENT					\
306 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
307 	 (1 << IEEE80211_RADIOTAP_CHANNEL))
308 
309 struct urtw_rf {
310 	/* RF methods */
311 	usbd_status			(*init)(struct urtw_rf *);
312 	usbd_status			(*set_chan)(struct urtw_rf *, int);
313 	usbd_status			(*set_sens)(struct urtw_rf *);
314 
315 	/* RF attributes */
316 	struct urtw_softc		*rf_sc;
317 	uint32_t			max_sens;
318 	uint32_t			sens;
319 };
320 
321 struct urtw_softc {
322 	struct device			sc_dev;
323 	struct ieee80211com		sc_ic;
324 	int				(*sc_newstate)(struct ieee80211com *,
325 					    enum ieee80211_state, int);
326 	int				(*sc_init)(struct ifnet *);
327 	struct urtw_rf			sc_rf;
328 
329 	struct usb_task			sc_task;
330 	usbd_device_handle		sc_udev;
331 	usbd_interface_handle		sc_iface;
332 
333 	enum ieee80211_state		sc_state;
334 	int				sc_arg;
335 	int				sc_if_flags;
336 
337 	uint8_t				sc_hwrev;
338 	int				sc_flags;
339 #define	URTW_INIT_ONCE			(1 << 1)
340 	int				sc_epromtype;
341 #define	URTW_EEPROM_93C46		0
342 #define	URTW_EEPROM_93C56		1
343 	uint8_t				sc_crcmon;
344 	uint8_t				sc_bssid[IEEE80211_ADDR_LEN];
345 
346 	/* for LED */
347 	struct timeout			sc_led_ch;
348 	struct usb_task			sc_ledtask;
349 	uint8_t				sc_psr;
350 	uint8_t				sc_strategy;
351 #define	URTW_LED_GPIO			1
352 	uint8_t				sc_gpio_ledon;
353 	uint8_t				sc_gpio_ledinprogress;
354 	uint8_t				sc_gpio_ledstate;
355 	uint8_t				sc_gpio_ledpin;
356 	uint8_t				sc_gpio_blinktime;
357 	uint8_t				sc_gpio_blinkstate;
358 	/* RX/TX */
359 	usbd_pipe_handle		sc_rxpipe;
360 	usbd_pipe_handle		sc_txpipe_low;
361 	usbd_pipe_handle		sc_txpipe_normal;
362 #define	URTW_PRIORITY_LOW		0
363 #define	URTW_PRIORITY_NORMAL		1
364 #define	URTW_DATA_TIMEOUT		10000		/* 10 sec */
365 	struct urtw_rx_data		sc_rx_data[URTW_RX_DATA_LIST_COUNT];
366 	struct urtw_tx_data		sc_tx_data[URTW_TX_DATA_LIST_COUNT];
367 	uint32_t			sc_tx_low_queued;
368 	uint32_t			sc_tx_normal_queued;
369 	uint32_t			sc_txidx;
370 	uint8_t				sc_rts_retry;
371 	uint8_t				sc_tx_retry;
372 	uint8_t				sc_preamble_mode;
373 	struct timeout			scan_to;
374 	int				sc_txtimer;
375 	int				sc_currate;
376 	/* TX power */
377 	uint8_t				sc_txpwr_cck[URTW_MAX_CHANNELS];
378 	uint8_t				sc_txpwr_cck_base;
379 	uint8_t				sc_txpwr_ofdm[URTW_MAX_CHANNELS];
380 	uint8_t				sc_txpwr_ofdm_base;
381 
382 #if NBPFILTER > 0
383 	caddr_t				sc_drvbpf;
384 
385 	union {
386 		struct urtw_rx_radiotap_header th;
387 		uint8_t pad[64];
388 	}				sc_rxtapu;
389 #define	sc_rxtap	sc_rxtapu.th
390 	int				sc_rxtap_len;
391 
392 	union {
393 		struct urtw_tx_radiotap_header th;
394 		uint8_t pad[64];
395 	}				sc_txtapu;
396 #define	sc_txtap	sc_txtapu.th
397 	int				sc_txtap_len;
398 #endif
399 };
400 
401