xref: /titanic_41/usr/src/uts/common/io/ipw/ipw2100_impl.h (revision 0f1b305ee9e700c825d9e9ad1ea1e4311d212eb2)
1 /*
2  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
3  * Use is subject to license terms.
4  */
5 
6 /*
7  * Copyright(c) 2004
8  *	Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice unmodified, this list of conditions, and the following
15  *    disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #ifndef _SYS_IPW2100_IMPL_H
34 #define	_SYS_IPW2100_IMPL_H
35 
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39 
40 /*
41  * Intel Wireless PRO/2100 mini-PCI adapter driver
42  * ipw2100_impl.h includes:
43  * 	. implementation of ipw2100
44  * 	. hardware operation and interface define for ipw2100
45  * 	. firmware operation and interface define for ipw2100
46  */
47 #include <sys/ddi.h>
48 #include <sys/sunddi.h>
49 #include <sys/mac.h>
50 #include <sys/net80211.h>
51 
52 /*
53  * Implementation of ipw2100
54  */
55 #define	IPW2100_NODENAME	"ipw"
56 
57 #define	IPW2100_PCI_CFG_RNUM	(0) /* pci config space */
58 #define	IPW2100_PCI_CSR_RNUM	(1) /* device CSR space */
59 
60 #define	IPW2100_NUM_TXBD    (128)
61 #define	IPW2100_TXBD_SIZE   (IPW2100_NUM_TXBD * sizeof (struct ipw2100_bd))
62 #define	IPW2100_NUM_TXBUF   (IPW2100_NUM_TXBD/2)  /* ipw2100_txb number */
63 #define	IPW2100_TXBUF_SIZE  (sizeof (struct ipw2100_txb))
64 
65 #define	IPW2100_NUM_RXBD    (128)
66 #define	IPW2100_STATUS_SIZE (IPW2100_NUM_RXBD * sizeof (struct ipw2100_status))
67 #define	IPW2100_RXBD_SIZE   (IPW2100_NUM_RXBD * sizeof (struct ipw2100_bd))
68 #define	IPW2100_NUM_RXBUF   (IPW2100_NUM_RXBD)
69 #define	IPW2100_RXBUF_SIZE  (sizeof (struct ipw2100_rxb))
70 
71 #define	IPW2100_CMD_SIZE    (sizeof (struct ipw2100_cmd))
72 
73 struct dma_region {
74 	ddi_dma_handle_t	dr_hnd;
75 	ddi_acc_handle_t	dr_acc;
76 	ddi_dma_cookie_t	dr_cookie;
77 	uint_t			dr_ccnt;
78 	uint32_t		dr_pbase;
79 	caddr_t			dr_base;
80 	size_t			dr_size;
81 	const char		*dr_name;
82 };
83 
84 struct ipw2100_firmware {
85 	uint8_t			*bin_base; /* image */
86 	size_t			bin_size;
87 	uint8_t			*fw_base; /* firmware code */
88 	size_t			fw_size;
89 	uint8_t			*uc_base; /* u-controller code */
90 	size_t			uc_size;
91 };
92 
93 /*
94  * per-instance soft-state structure
95  */
96 struct ipw2100_softc {
97 	struct ieee80211com	sc_ic;
98 	dev_info_t		*sc_dip;
99 	int	(*sc_newstate)(struct ieee80211com *,
100 	    enum ieee80211_state, int);
101 	int			sc_authmode;
102 	int			sc_suspended;
103 	/* CSR */
104 	ddi_acc_handle_t	sc_ioh;
105 	caddr_t			sc_regs;
106 	/* interrupt */
107 	ddi_iblock_cookie_t	sc_iblk;
108 	/* soft interrupt */
109 	ddi_softintr_t		sc_link_softint;
110 	/* link state */
111 	int32_t			sc_linkstate;
112 	/* mutex to protect interrupt handler */
113 	kmutex_t		sc_ilock;
114 	kcondvar_t		sc_fw_cond;
115 	/* flags */
116 	uint_t			sc_flags;
117 #define	IPW2100_FLAG_FW_CACHED		(1 << 0)
118 #define	IPW2100_FLAG_FW_INITED		(1 << 1)
119 #define	IPW2100_FLAG_RUNNING		(1 << 2)
120 #define	IPW2100_FLAG_LINK_CHANGE	(1 << 3)
121 #define	IPW2100_FLAG_TX_SCHED		(1 << 4)
122 #define	IPW2100_FLAG_CMD_WAIT		(1 << 5)
123 #define	IPW2100_FLAG_SCAN_COMPLETE	(1 << 6)
124 #define	IPW2100_FLAG_HW_ERR_RECOVER	(1 << 7)
125 #define	IPW2100_FLAG_QUIESCED		(1 << 8)
126 #define	IPW2100_FLAG_HAS_RADIO_SWITCH	(1 << 16)
127 	/* command */
128 	struct ipw2100_cmd	*sc_cmd;
129 	int			sc_done; /* command is done */
130 	kcondvar_t		sc_cmd_cond;
131 	/* reschedule lock */
132 	kmutex_t		sc_resched_lock;
133 	/* tx ring, bd->hdr&buf */
134 	kmutex_t		sc_tx_lock;
135 	kcondvar_t		sc_tx_cond;
136 	uint32_t		sc_tx_cur;
137 	uint32_t		sc_tx_free;
138 	struct ipw2100_bd	*sc_txbd;
139 	struct ipw2100_txb	*sc_txbufs[IPW2100_NUM_TXBUF];
140 	/* rx ring, status, bd->buf */
141 	uint32_t		sc_rx_cur;
142 	uint32_t		sc_rx_free;
143 	struct ipw2100_status	*sc_status;
144 	struct ipw2100_bd	*sc_rxbd;
145 	struct ipw2100_rxb	*sc_rxbufs[IPW2100_NUM_RXBUF];
146 	/* DMA resources */
147 	struct dma_region	sc_dma_txbd; /* tx buffer descriptor */
148 	struct dma_region	sc_dma_txbufs[IPW2100_NUM_TXBUF];
149 	struct dma_region	sc_dma_rxbd; /* rx buffer descriptor */
150 	struct dma_region	sc_dma_rxbufs[IPW2100_NUM_RXBUF];
151 	struct dma_region	sc_dma_status;
152 	struct dma_region	sc_dma_cmd; /* command */
153 	/* hw configuration values */
154 	uint8_t			sc_macaddr[IEEE80211_ADDR_LEN];
155 	uint16_t		sc_chmask;
156 	/* MAC address string */
157 	char			sc_macstr[32];
158 	/* tables */
159 	uint32_t		sc_table1_base;
160 	uint32_t		sc_table2_base;
161 	/* firmware */
162 	struct			ipw2100_firmware sc_fw;
163 	/* mfthread related */
164 	kmutex_t		sc_mflock;
165 	kcondvar_t		sc_mfthread_cv;
166 	kcondvar_t		sc_scan_cv; /* used for active scan */
167 	kthread_t		*sc_mf_thread;
168 	uint32_t		sc_mfthread_switch; /* 0/1 indicate off/on */
169 	int			if_flags;
170 };
171 
172 /*
173  * RING_BACKWARD  - move 'x' backward 's' steps in a 'b'-sized ring
174  * RING_FORWARD   - move 'x' forward 's' steps in a 'b'-sized ring
175  *
176  * note that there must be 0 <= 'x' < 'b' && 0 <= 's' < 'b'
177  */
178 #define	RING_FLEN(x, y, b)	((((x) > (y)) ? ((b)+(y)-(x)) : ((y)-(x))))
179 #define	RING_FORWARD(x, s, b)	(((x)+(s))%(b))
180 #define	RING_BACKWARD(x, s, b)	RING_FORWARD((x), (b)-(s), (b))
181 
182 /*
183  * field_offset
184  */
185 #define	OFFSETOF(s, m)		((size_t)(&(((s *)0)->m)))
186 
187 extern int ipw2100_init(struct ipw2100_softc *sc);
188 extern int ipw2100_disable(struct ipw2100_softc *sc);
189 
190 /*
191  * Below structure and functions will be used for statistic
192  */
193 struct statistic {
194 	int		index;
195 	const char	*desc;
196 	int		unit;
197 #define	INT		1
198 #define	HEX		2
199 #define	MASK		HEX
200 #define	PERCENTAGE	3
201 #define	BOOL		4
202 };
203 extern void ipw2100_get_statistics(struct ipw2100_softc *sc);
204 
205 /*
206  * Hardware related definations and interfaces.
207  */
208 #define	IPW2100_CSR_INTR		(0x0008)
209 #define	IPW2100_CSR_INTR_MASK		(0x000c)
210 #define	IPW2100_CSR_INDIRECT_ADDR	(0x0010)
211 #define	IPW2100_CSR_INDIRECT_DATA	(0x0014)
212 #define	IPW2100_CSR_AUTOINC_ADDR	(0x0018)
213 #define	IPW2100_CSR_AUTOINC_DATA	(0x001c)
214 #define	IPW2100_CSR_RST			(0x0020)
215 #define	IPW2100_CSR_CTL			(0x0024)
216 #define	IPW2100_CSR_IO			(0x0030)
217 #define	IPW2100_CSR_DEBUG_AREA		(0x0090)
218 
219 #define	IPW2100_CSR_TX_BD_BASE		(0x0200)
220 #define	IPW2100_CSR_TX_BD_SIZE		(0x0204)
221 #define	IPW2100_CSR_RX_BD_BASE		(0x0240)
222 #define	IPW2100_CSR_RX_STATUS_BASE	(0x0244)
223 #define	IPW2100_CSR_RX_BD_SIZE		(0x0248)
224 #define	IPW2100_CSR_TABLE1_BASE		(0x0380)
225 #define	IPW2100_CSR_TABLE2_BASE		(0x0384)
226 /*
227  * tx-rd-index  the entry to be processed by HW, i.e. empty tx buffer
228  * tx-wr-index  the entry just being filled by SW with new data to transmit
229  */
230 #define	IPW2100_CSR_TX_READ_INDEX	(0x0280)
231 #define	IPW2100_CSR_TX_WRITE_INDEX	(0x0f80)
232 /*
233  * rx-rd-index  the entry just being processed by HW, i.e. new received data
234  * rx-wr-index  the entry just being set by SW to empty buffer to receive
235  */
236 #define	IPW2100_CSR_RX_READ_INDEX	(0x02a0)
237 #define	IPW2100_CSR_RX_WRITE_INDEX	(0x0fa0)
238 
239 /*
240  * CSR flags: IPW2100_CSR_INTR
241  * The interrupt register is used to indicate the h/w status
242  */
243 #define	IPW2100_INTR_TX_TRANSFER	(0x00000001)
244 #define	IPW2100_INTR_RX_TRANSFER	(0x00000002)
245 #define	IPW2100_INTR_STATUS_CHANGE	(0x00000010)
246 #define	IPW2100_INTR_COMMAND_DONE	(0x00010000)
247 #define	IPW2100_INTR_FW_INIT_DONE	(0x01000000)
248 #define	IPW2100_INTR_FATAL_ERROR	(0x40000000)
249 #define	IPW2100_INTR_PARITY_ERROR	(0x80000000)
250 #define	IPW2100_INTR_MASK_ALL	(IPW2100_INTR_TX_TRANSFER | \
251 				IPW2100_INTR_RX_TRANSFER | \
252 				IPW2100_INTR_STATUS_CHANGE | \
253 				IPW2100_INTR_COMMAND_DONE | \
254 				IPW2100_INTR_FW_INIT_DONE | \
255 				IPW2100_INTR_FATAL_ERROR | \
256 				IPW2100_INTR_PARITY_ERROR)
257 #define	IPW2100_INTR_MASK_ERR	(IPW2100_INTR_FATAL_ERROR | \
258 				IPW2100_INTR_PARITY_ERROR)
259 
260 /*
261  * CSR flags: IPW2100_CSR_RST
262  * The reset register is used to reset hardware
263  */
264 #define	IPW2100_RST_PRINCETON_RESET	(0x00000001)
265 #define	IPW2100_RST_SW_RESET		(0x00000080)
266 #define	IPW2100_RST_MASTER_DISABLED	(0x00000100)
267 #define	IPW2100_RST_STOP_MASTER		(0x00000200)
268 
269 /*
270  * CSR flags: IPW2100_CSR_CTL
271  */
272 #define	IPW2100_CTL_CLOCK_READY		(0x00000001)
273 #define	IPW2100_CTL_ALLOW_STANDBY	(0x00000002)
274 #define	IPW2100_CTL_INIT		(0x00000004)
275 
276 /*
277  * CSR flags: IPW2100_CSR_IO
278  */
279 #define	IPW2100_IO_GPIO1_ENABLE		(0x00000008)
280 #define	IPW2100_IO_GPIO1_MASK		(0x0000000c)
281 #define	IPW2100_IO_GPIO3_MASK		(0x000000c0)
282 #define	IPW2100_IO_LED_OFF		(0x00002000)
283 #define	IPW2100_IO_RADIO_DISABLED	(0x00010000)
284 
285 /*
286  * States code
287  */
288 #define	IPW2100_STATE_ASSOCIATED	(0x0004)
289 #define	IPW2100_STATE_ASSOCIATION_LOST	(0x0008)
290 #define	IPW2100_STATE_SCAN_COMPLETE	(0x0020)
291 #define	IPW2100_STATE_RADIO_DISABLED	(0x0100)
292 #define	IPW2100_STATE_DISABLED		(0x0200)
293 #define	IPW2100_STATE_SCANNING		(0x0800)
294 
295 /*
296  * table1 offsets
297  */
298 #define	IPW2100_INFO_LOCK		(480)
299 #define	IPW2100_INFO_APS_CNT		(604)
300 #define	IPW2100_INFO_APS_BASE		(608)
301 #define	IPW2100_INFO_CARD_DISABLED	(628)
302 #define	IPW2100_INFO_CURRENT_CHANNEL	(756)
303 #define	IPW2100_INFO_CURRENT_TX_RATE	(768)
304 
305 /*
306  * table2 offsets
307  */
308 #define	IPW2100_INFO_CURRENT_SSID	(48)
309 #define	IPW2100_INFO_CURRENT_BSSID	(112)
310 
311 /*
312  * supported rates
313  */
314 #define	IPW2100_RATE_DS1		(1)
315 #define	IPW2100_RATE_DS2		(2)
316 #define	IPW2100_RATE_DS5		(4)
317 #define	IPW2100_RATE_DS11		(8)
318 
319 /* hw structures, packed */
320 #pragma pack(1)
321 /*
322  * firmware binary image header
323  */
324 struct ipw2100_firmware_hdr {
325 	uint32_t	version;
326 	uint32_t	fw_size;
327 	uint32_t	uc_size;
328 };
329 
330 /*
331  * buffer descriptor
332  */
333 struct ipw2100_bd {
334 	uint32_t	phyaddr;
335 	uint32_t	len;
336 	uint8_t		flags;
337 /* flags */
338 #define	IPW2100_BD_FLAG_TX_LAST_FRAGMENT	(0x08)
339 #define	IPW2100_BD_FLAG_TX_NOT_LAST_FRAGMENT	(0x01)
340 /* data content */
341 #define	IPW2100_BD_FLAG_TX_FRAME_802_3		(0x00)
342 #define	IPW2100_BD_FLAG_TX_FRAME_COMMAND	(0x02)
343 #define	IPW2100_BD_FLAG_TX_FRAME_802_11		(0x04)
344 	/* number of fragments, only 1st BD is needed */
345 	uint8_t		nfrag;
346 	uint8_t		reserved[6];
347 };
348 
349 /*
350  * status descriptor
351  */
352 struct ipw2100_status {
353 	uint32_t	len;
354 	uint16_t	code;
355 #define	IPW2100_STATUS_CODE_COMMAND		(0)
356 #define	IPW2100_STATUS_CODE_NEWSTATE		(1)
357 #define	IPW2100_STATUS_CODE_DATA_802_11		(2)
358 #define	IPW2100_STATUS_CODE_DATA_802_3		(3)
359 #define	IPW2100_STATUS_CODE_NOTIFICATION	(4)
360 	uint8_t		flags;
361 #define	IPW2100_STATUS_FLAG_DECRYPTED		(0x01)
362 #define	IPW2100_STATUS_FLAG_WEP_ENCRYPTED	(0x02)
363 #define	IPW2100_STATUS_FLAG_CRC_ERROR		(0x04)
364 	/* received signal strength indicator */
365 	uint8_t		rssi;
366 };
367 
368 /*
369  * data header
370  */
371 struct ipw2100_hdr {
372 	uint32_t	type;
373 	uint32_t	subtype;
374 	uint8_t		encrypted;
375 	uint8_t		encrypt;
376 	uint8_t		keyidx;
377 	uint8_t		keysz;
378 	uint8_t		key[IEEE80211_KEYBUF_SIZE];
379 	uint8_t		reserved[10];
380 	uint8_t		saddr[IEEE80211_ADDR_LEN];
381 	uint8_t		daddr[IEEE80211_ADDR_LEN];
382 	uint16_t	fragsz;
383 };
384 
385 /*
386  * command
387  */
388 struct ipw2100_cmd {
389 	uint32_t	type;
390 #define	IPW2100_CMD_ENABLE			(2)
391 #define	IPW2100_CMD_SET_CONFIGURATION		(6)
392 #define	IPW2100_CMD_SET_ESSID			(8)
393 #define	IPW2100_CMD_SET_MANDATORY_BSSID		(9)
394 #define	IPW2100_CMD_SET_AUTH_TYPE		(10)
395 #define	IPW2100_CMD_SET_MAC_ADDRESS		(11)
396 #define	IPW2100_CMD_SET_MODE			(12)
397 #define	IPW2100_CMD_SET_I18N_MODE		(13)
398 #define	IPW2100_CMD_SET_CHANNEL			(14)
399 #define	IPW2100_CMD_SET_RTS_THRESHOLD		(15)
400 #define	IPW2100_CMD_SET_FRAG_THRESHOLD		(16)
401 #define	IPW2100_CMD_SET_POWER_MODE		(17)
402 #define	IPW2100_CMD_SET_TX_RATES		(18)
403 #define	IPW2100_CMD_SET_BASIC_TX_RATES		(19)
404 #define	IPW2100_CMD_SET_WEP_KEY			(20)
405 #define	IPW2100_CMD_SET_WEP_KEY_INDEX		(25)
406 #define	IPW2100_CMD_SET_WEP_FLAGS		(26)
407 #define	IPW2100_CMD_ADD_MULTICAST		(27)
408 #define	IPW2100_CMD_CLR_MULTICAST		(28)
409 #define	IPW2100_CMD_SET_BEACON_INTERVAL		(29)
410 #define	IPW2100_CMD_CLR_STATISTICS		(31)
411 #define	IPW2100_CMD_SEND			(33)
412 #define	IPW2100_CMD_SET_TX_POWER_INDEX		(36)
413 #define	IPW2100_CMD_BROADCAST_SCAN		(43)
414 #define	IPW2100_CMD_DISABLE			(44)
415 #define	IPW2100_CMD_SET_DESIRED_BSSID		(45)
416 #define	IPW2100_CMD_SET_SCAN_OPTIONS		(46)
417 #define	IPW2100_CMD_PREPARE_POWER_DOWN		(58)
418 #define	IPW2100_CMD_DISABLE_PHY			(61)
419 #define	IPW2100_CMD_SET_SECURITY_INFORMATION	(67)
420 #define	IPW2100_CMD_SET_WPA_IE			(69)
421 	uint32_t	subtype;
422 	uint32_t	seq;
423 	uint32_t	len;
424 	uint8_t		data[400];
425 	uint32_t	status;
426 	uint8_t		reserved[68];
427 };
428 
429 /*
430  * IPW2100_CMD_SET_POWER_MODE
431  */
432 #define	IPW2100_POWER_MODE_CAM	(0)
433 #define	IPW2100_POWER_AUTOMATIC	(6)
434 
435 /*
436  * IPW2100_CMD_SET_MODE
437  */
438 #define	IPW2100_MODE_BSS	(0)
439 #define	IPW2100_MODE_IBSS	(1)
440 #define	IPW2100_MODE_MONITOR	(2)
441 
442 /*
443  * structure for IPW2100_CMD_SET_WEP_KEY
444  */
445 struct ipw2100_wep_key {
446 	uint8_t		idx;
447 	uint8_t		len;
448 	uint8_t		key[13];
449 };
450 
451 /*
452  * structure for IPW2100_CMD_SET_SECURITY_INFORMATION
453  */
454 struct ipw2100_security {
455 	uint32_t	ciphers;
456 #define	IPW2100_CIPHER_NONE	(0x00000001)
457 #define	IPW2100_CIPHER_WEP40	(0x00000002)
458 #define	IPW2100_CIPHER_WEP104	(0x00000020)
459 	uint16_t	version;
460 	uint8_t		authmode;
461 #define	IPW2100_AUTH_OPEN	(0)
462 #define	IPW2100_AUTH_SHARED	(1)
463 	uint8_t		replay_counters_number;
464 	uint8_t		unicast_using_group;
465 };
466 
467 /*
468  * structure for IPW2100_CMD_SET_SCAN_OPTIONS
469  */
470 struct ipw2100_scan_options {
471 	uint32_t	flags;
472 #define	IPW2100_SCAN_DO_NOT_ASSOCIATE	(0x00000001)
473 #define	IPW2100_SCAN_PASSIVE		(0x00000008)
474 	uint32_t	channels;
475 };
476 
477 /*
478  * structure for IPW2100_CMD_SET_CONFIGURATION
479  */
480 struct ipw2100_configuration {
481 	uint32_t	flags;
482 #define	IPW2100_CFG_PROMISCUOUS		(0x00000004)
483 #define	IPW2100_CFG_PREAMBLE_AUTO	(0x00000010)
484 #define	IPW2100_CFG_IBSS_AUTO_START	(0x00000020)
485 #define	IPW2100_CFG_802_1x_ENABLE	(0x00004000)
486 #define	IPW2100_CFG_BSS_MASK		(0x00008000)
487 #define	IPW2100_CFG_IBSS_MASK		(0x00010000)
488 	uint32_t	bss_chan;
489 	uint32_t	ibss_chan;
490 };
491 
492 /*
493  * element in AP table
494  */
495 struct ipw2100_node {
496 	uint32_t	reserved_1[2];
497 	uint8_t		bssid[IEEE80211_ADDR_LEN];
498 	uint8_t		chan;
499 	uint8_t		rates;
500 	uint16_t	reserved_2;
501 	uint16_t	capinfo;
502 	uint16_t	reserved_3;
503 	uint16_t	intval;
504 	uint8_t		reserved_4[28];
505 	uint8_t		essid[IEEE80211_NWID_LEN];
506 	uint16_t	reserved_5;
507 	uint8_t		esslen;
508 	uint8_t		reserved_6[7];
509 	uint8_t		rssi;
510 };
511 #pragma pack()
512 
513 /*
514  * transmit buffer block
515  */
516 struct ipw2100_txb {
517 	struct ipw2100_hdr	txb_hdr; /* header */
518 	uint8_t			txb_dat[IEEE80211_MAX_LEN]; /* payload */
519 };
520 
521 /*
522  * maximum frame header lenght: 4 MAC addresses + 1 fc + 1 id + 1 seqctl
523  */
524 #define	IEEE80211_MAX_FHLEN	(4*6+2+2+2)
525 
526 /*
527  * receive buffer block
528  */
529 struct ipw2100_rxb {
530 	uint8_t		rxb_dat[IEEE80211_MAX_FHLEN   /* frame */
531 				+ IEEE80211_MAX_LEN   /* payload */
532 				+ IEEE80211_CRC_LEN]; /* FCS */
533 };
534 
535 /*
536  * ROM entries
537  */
538 #define	IPW2100_ROM_RADIO		(0x11)
539 #define	IPW2100_ROM_MAC			(0x21)
540 #define	IPW2100_ROM_CHANNEL_LIST	(0x37)
541 
542 /*
543  * EEPROM controls
544  */
545 #define	IPW2100_IMEM_EEPROM_CTL		(0x00300040)
546 #define	IPW2100_EEPROM_DELAY		(1)
547 
548 /*
549  * CSR access routines
550  */
551 extern uint8_t ipw2100_csr_get8(struct ipw2100_softc *sc, uint32_t off);
552 extern uint16_t ipw2100_csr_get16(struct ipw2100_softc *sc, uint32_t off);
553 extern uint32_t ipw2100_csr_get32(struct ipw2100_softc *sc, uint32_t off);
554 extern void ipw2100_csr_rep_get16(struct ipw2100_softc *sc, uint32_t off,
555     uint16_t *buf, size_t cnt);
556 extern void ipw2100_csr_put8(struct ipw2100_softc *sc, uint32_t off,
557     uint8_t val);
558 extern void ipw2100_csr_put16(struct ipw2100_softc *sc,
559     uint32_t off, uint16_t val);
560 extern void ipw2100_csr_put32(struct ipw2100_softc *sc,
561     uint32_t off, uint32_t val);
562 extern void ipw2100_csr_rep_put8(struct ipw2100_softc *sc,
563     uint32_t off, uint8_t *buf, size_t cnt);
564 extern uint8_t ipw2100_imem_get8(struct ipw2100_softc *sc, int32_t addr);
565 extern uint16_t ipw2100_imem_get16(struct ipw2100_softc *sc,
566     uint32_t addr);
567 extern uint32_t ipw2100_imem_get32(struct ipw2100_softc *sc,
568     uint32_t addr);
569 extern void ipw2100_imem_rep_get16(struct ipw2100_softc *sc,
570     uint32_t addr, uint16_t *buf, size_t cnt);
571 extern void ipw2100_imem_put8(struct ipw2100_softc *sc,
572     uint32_t addr, uint8_t val);
573 extern void ipw2100_imem_put16(struct ipw2100_softc *sc,
574     uint32_t addr, uint16_t val);
575 extern void ipw2100_imem_put32(struct ipw2100_softc *sc,
576     uint32_t addr, uint32_t val);
577 extern void ipw2100_imem_rep_put8(struct ipw2100_softc *sc,
578     uint32_t addr, uint8_t *buf, size_t cnt);
579 extern void ipw2100_imem_getbuf(struct ipw2100_softc *sc,
580     uint32_t addr, uint8_t *buf, size_t cnt);
581 extern void ipw2100_imem_putbuf(struct ipw2100_softc *sc,
582     uint32_t addr, uint8_t *buf, size_t cnt);
583 extern void ipw2100_rom_control(struct ipw2100_softc *sc, uint32_t val);
584 extern uint8_t ipw2100_table1_get8(struct ipw2100_softc *sc, uint32_t off);
585 extern uint32_t ipw2100_table1_get32(struct ipw2100_softc *sc,
586     uint32_t off);
587 extern void ipw2100_table1_put32(struct ipw2100_softc *sc,
588     uint32_t off, uint32_t val);
589 extern int ipw2100_table2_getbuf(struct ipw2100_softc *sc,
590     uint32_t off, uint8_t *buf, uint32_t *len);
591 
592 extern uint16_t ipw2100_rom_get16(struct ipw2100_softc *sc, uint8_t addr);
593 
594 /*
595  * Firmware related definations and interfaces.
596  */
597 extern int ipw2100_cache_firmware(struct ipw2100_softc *sc);
598 extern int ipw2100_free_firmware(struct ipw2100_softc *sc);
599 extern int ipw2100_load_uc(struct ipw2100_softc *sc);
600 extern int ipw2100_load_fw(struct ipw2100_softc *sc);
601 
602 #ifdef __cplusplus
603 }
604 #endif
605 
606 #endif /* _SYS_IPW2100_IMPL_H */
607