xref: /illumos-gate/usr/src/uts/common/io/iwp/iwp_eeprom.h (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
1 /*
2  * Sun elects to have this file available under and governed by the BSD license
3  * (see below for full license text).  However, the following notice
4  * accompanied the original version of this file:
5  */
6 
7 /*
8  * Copyright (c) 2009, Intel Corporation
9  * All rights reserved.
10  */
11 
12 /*
13  * This file is provided under a dual BSD/GPLv2 license.  When using or
14  * redistributing this file, you may do so under either license.
15  *
16  * GPL LICENSE SUMMARY
17  *
18  * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
19  *
20  * This program is free software; you can redistribute it and/or modify
21  * it under the terms of version 2 of the GNU General Public License as
22  * published by the Free Software Foundation.
23  *
24  * This program is distributed in the hope that it will be useful, but
25  * WITHOUT ANY WARRANTY; without even the implied warranty of
26  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
27  * General Public License for more details.
28  *
29  * You should have received a copy of the GNU General Public License
30  * along with this program; if not, write to the Free Software
31  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
32  * USA
33  *
34  * The full GNU General Public License is included in this distribution
35  * in the file called LICENSE.GPL.
36  *
37  * Contact Information:
38  * James P. Ketrenos <ipw2100-admin@linux.intel.com>
39  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
40  *
41  * BSD LICENSE
42  *
43  * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
44  * All rights reserved.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  *
50  *  * Redistributions of source code must retain the above copyright
51  *    notice, this list of conditions and the following disclaimer.
52  *  * Redistributions in binary form must reproduce the above copyright
53  *    notice, this list of conditions and the following disclaimer in
54  *    the documentation and/or other materials provided with the
55  *    distribution.
56  *  * Neither the name Intel Corporation nor the names of its
57  *    contributors may be used to endorse or promote products derived
58  *    from this software without specific prior written permission.
59  *
60  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
61  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
62  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
63  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
64  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
65  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
66  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
67  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
68  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
69  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
70  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
71  */
72 
73 #ifndef _IWP_EEPROM_H_
74 #define	_IWP_EEPROM_H_
75 
76 /*
77  * This file defines EEPROM related constants, enums, and inline functions.
78  */
79 
80 /*
81  * EEPROM field values
82  */
83 #define	ANTENNA_SWITCH_NORMAL		0
84 #define	ANTENNA_SWITCH_INVERSE		1
85 
86 enum {
87 	EEPROM_CHANNEL_VALID = (1 << 0),	/* usable for this SKU/geo */
88 	EEPROM_CHANNEL_IBSS = (1 << 1),	/* usable as an IBSS channel */
89 	/* Bit 2 Reserved */
90 	EEPROM_CHANNEL_ACTIVE = (1 << 3),	/* active scanning allowed */
91 	EEPROM_CHANNEL_RADAR = (1 << 4),	/* radar detection required */
92 	EEPROM_CHANNEL_WIDE = (1 << 5),
93 	EEPROM_CHANNEL_NARROW = (1 << 6),
94 	EEPROM_CHANNEL_DFS = (1 << 7),	/* dynamic freq selection candidate */
95 };
96 
97 /*
98  * EEPROM field lengths
99  */
100 #define	EEPROM_BOARD_PBA_NUMBER_LENGTH		11
101 
102 /*
103  * EEPROM field lengths
104  */
105 #define	EEPROM_BOARD_PBA_NUMBER_LENGTH		11
106 #define	EEPROM_REGULATORY_SKU_ID_LENGTH		4
107 #define	EEPROM_REGULATORY_BAND1_CHANNELS_LENGTH	14
108 #define	EEPROM_REGULATORY_BAND2_CHANNELS_LENGTH	13
109 #define	EEPROM_REGULATORY_BAND3_CHANNELS_LENGTH	12
110 #define	EEPROM_REGULATORY_BAND4_CHANNELS_LENGTH	11
111 #define	EEPROM_REGULATORY_BAND5_CHANNELS_LENGTH	6
112 
113 
114 #define	EEPROM_REGULATORY_NUMBER_OF_BANDS	5
115 
116 /*
117  * SKU Capabilities
118  */
119 #define	EEPROM_SKU_CAP_SW_RF_KILL_ENABLE	(1 << 0)
120 #define	EEPROM_SKU_CAP_HW_RF_KILL_ENABLE	(1 << 1)
121 #define	EEPROM_SKU_CAP_OP_MODE_MRC		(1 << 7)
122 
123 /*
124  * *regulatory* channel data from eeprom, one for each channel
125  */
126 struct iwl_eeprom_channel {
127 	uint8_t flags;		/* flags copied from EEPROM */
128 	int8_t max_power_avg;	/* max power (dBm) on this chnl, limit 31 */
129 };
130 
131 /*
132  * Mapping of a Tx power level, at factory calibration temperature,
133  *   to a radio/DSP gain table index.
134  * One for each of 5 "sample" power levels in each band.
135  * v_det is measured at the factory, using the 3945's built-in power amplifier
136  *   (PA) output voltage detector.  This same detector is used during Tx of
137  *   long packets in normal operation to provide feedback as to proper output
138  *   level.
139  * Data copied from EEPROM.
140  */
141 struct iwl_eeprom_txpower_sample {
142 	uint8_t gain_index;	/* index into power (gain) setup table ... */
143 	int8_t power;		/* ... for this pwr level for this chnl group */
144 	uint16_t v_det;		/* PA output voltage */
145 };
146 
147 /*
148  * Mappings of Tx power levels -> nominal radio/DSP gain table indexes.
149  * One for each channel group (a.k.a. "band") (1 for BG, 4 for A).
150  * Tx power setup code interpolates between the 5 "sample" power levels
151  *    to determine the nominal setup for a requested power level.
152  * Data copied from EEPROM.
153  * DO NOT ALTER THIS STRUCTURE!!!
154  */
155 struct iwl_eeprom_txpower_group {
156 	/* 5 power levels */
157 	struct iwl_eeprom_txpower_sample samples[5];
158 	/* coefficients for voltage->power formula (signed) */
159 	uint32_t a, b, c, d, e;
160 	/* these modify coeffs based on frequency (signed) */
161 	uint32_t Fa, Fb, Fc, Fd, Fe;
162 	/* highest power possible by h/w in this * band */
163 	int8_t saturation_power;
164 	/* "representative" channel # in this band */
165 	uint8_t group_channel;
166 	/* h/w temperature at factory calib this band (signed) */
167 	uint16_t temperature;
168 };
169 
170 /*
171  * Temperature-based Tx-power compensation data, not band-specific.
172  * These coefficients are use to modify a/b/c/d/e coeffs based on
173  *   difference between current temperature and factory calib temperature.
174  * Data copied from EEPROM.
175  */
176 struct iwl_eeprom_temperature_corr {
177 	uint32_t Ta;
178 	uint32_t Tb;
179 	uint32_t Tc;
180 	uint32_t Td;
181 	uint32_t Te;
182 };
183 
184 
185 /*
186  * eeprom map
187  */
188 #define	EEP_MAC_ADDRESS	42	/* chipset's MAC address 6 bytes */
189 #define	EEP_VERSION	136	/* eeprom version 2 bytes */
190 #define	EEP_SP_RADIO_CONFIGURATION	144	/* SP's radio configuration */
191 
192 
193 
194 #define	CSR_EEPROM_REG			(CSR_BASE+0x02c)
195 #define	CSR_EEPROM_GP			(CSR_BASE+0x030)
196 #define	CSR_EEPROM_GP_VALID_MSK		0x00000007
197 #define	CSR_EEPROM_GP_BAD_SIGNATURE	0x00000000
198 #define	IWP_SP_EEPROM_SIZE	2048
199 
200 #define	IWP_READ_EEP_SHORT(sc, addr)	((((uint16_t)sc->sc_eep_map[addr + 1])\
201 					    << 8) |\
202 					    ((uint16_t)sc->sc_eep_map[addr]))
203 
204 #define	SP_RADIO_TYPE_3x3	(0)
205 #define	SP_RADIO_TYPE_2x2	(1)
206 #define	SP_RADIO_TYPE_1x2	(2)
207 #define	SP_RADIO_TYPE_MAX	(3)
208 
209 #define	SP_RADIO_TYPE_MSK(x)	(x & 3)
210 #define	SP_RADIO_STEP_MSK(x)	((x>>2) & 3)
211 #define	SP_RADIO_DASH_MSK(x)	((x>>4) & 3)
212 #define	SP_RADIO_PNUM_MSK(x)	((x>>6) & 3)
213 #define	SP_RADIO_TX_CHAIN_MSK(x)	((x>>8) & 0xf)
214 #define	SP_RADIO_RX_CHAIN_MSK(x)	((x>>12) & 0xf)
215 
216 #define	ADDRESS_MSK		0x0000ffff
217 #define	INDIRECT_TYPE_MSK	0x000f0000
218 #define	INDIRECT_HOST		0x00010000
219 #define	INDIRECT_GENERAL	0x00020000
220 #define	INDIRECT_REGULATORY	0x00030000
221 #define	INDIRECT_CALIBRATION	0x00040000
222 #define	INDIRECT_PROCESS_ADJST	0x00050000
223 #define	INDIRECT_OTHERS		0x00060000
224 #define	INDIRECT_ADDRESS	0x00100000
225 
226 #define	EEP_LINK_HOST		(200)
227 #define	EEP_LINK_GENERAL	(202)
228 #define	EEP_LINK_REGULATORY	(204)
229 #define	EEP_LINK_CALIBRATION	(206)
230 #define	EEP_LINK_PROCESS_ADJST	(208)
231 #define	EEP_LINK_OTHERS		(210)
232 
233 #define	EEP_CALIBRATION		((0x00) | INDIRECT_ADDRESS |\
234 				    INDIRECT_CALIBRATION)
235 
236 #define	EEP_TX_POWER_TX_CHAINS	(3)
237 #define	EEP_RXIQ_CAL_CHANNELS	(7)
238 #define	EEP_CAL_CHANNEL_GROUP	(7)
239 #define	EEP_RXIQ_DRIVER_MODES	(12)
240 
241 
242 
243 #endif /* _IWP_EEPROM_H_ */
244