aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/iwlwifi/iwl-csr.h
blob: 6e983149b83b1c9d1d924463d62890920217280e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
/******************************************************************************
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
 * USA
 *
 * The full GNU General Public License is included in this distribution
 * in the file called LICENSE.GPL.
 *
 * Contact Information:
 *  Intel Linux Wireless <ilw@linux.intel.com>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 * BSD LICENSE
 *
 * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name Intel Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *****************************************************************************/
#ifndef __iwl_csr_h__
#define __iwl_csr_h__
/*=== CSR (control and status registers) ===*/
#define CSR_BASE    (0x000)

#define CSR_HW_IF_CONFIG_REG    (CSR_BASE+0x000) /* hardware interface config */
#define CSR_INT_COALESCING     (CSR_BASE+0x004) /* accum ints, 32-usec units */
#define CSR_INT                 (CSR_BASE+0x008) /* host interrupt status/ack */
#define CSR_INT_MASK            (CSR_BASE+0x00c) /* host interrupt enable */
#define CSR_FH_INT_STATUS       (CSR_BASE+0x010) /* busmaster int status/ack*/
#define CSR_GPIO_IN             (CSR_BASE+0x018) /* read external chip pins */
#define CSR_RESET               (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
#define CSR_GP_CNTRL            (CSR_BASE+0x024)

/*
 * Hardware revision info
 * Bit fields:
 * 31-8:  Reserved
 *  7-4:  Type of device:  0x0 = 4965, 0xd = 3945
 *  3-2:  Revision step:  0 = A, 1 = B, 2 = C, 3 = D
 *  1-0:  "Dash" value, as in A-1, etc.
 *
 * NOTE:  Revision step affects calculation of CCK txpower for 4965.
 */
#define CSR_HW_REV              (CSR_BASE+0x028)

/* EEPROM reads */
#define CSR_EEPROM_REG          (CSR_BASE+0x02c)
#define CSR_EEPROM_GP           (CSR_BASE+0x030)
#define CSR_GIO_REG		(CSR_BASE+0x03C)
#define CSR_GP_UCODE		(CSR_BASE+0x044)
#define CSR_UCODE_DRV_GP1       (CSR_BASE+0x054)
#define CSR_UCODE_DRV_GP1_SET   (CSR_BASE+0x058)
#define CSR_UCODE_DRV_GP1_CLR   (CSR_BASE+0x05c)
#define CSR_UCODE_DRV_GP2       (CSR_BASE+0x060)
#define CSR_LED_REG             (CSR_BASE+0x094)
#define CSR_GIO_CHICKEN_BITS    (CSR_BASE+0x100)

/* Analog phase-lock-loop configuration  */
#define CSR_ANA_PLL_CFG         (CSR_BASE+0x20c)
/*
 * Indicates hardware rev, to determine CCK backoff for txpower calculation.
 * Bit fields:
 *  3-2:  0 = A, 1 = B, 2 = C, 3 = D step
 */
#define CSR_HW_REV_WA_REG	(CSR_BASE+0x22C)
#define CSR_DBG_HPET_MEM_REG	(CSR_BASE+0x240)

/* Bits for CSR_HW_IF_CONFIG_REG */
#define CSR49_HW_IF_CONFIG_REG_BIT_4965_R	(0x00000010)
#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER	(0x00000C00)
#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI 	(0x00000100)
#define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI	(0x00000200)

#define CSR39_HW_IF_CONFIG_REG_BIT_3945_MB         (0x00000100)
#define CSR39_HW_IF_CONFIG_REG_BIT_3945_MM         (0x00000200)
#define CSR39_HW_IF_CONFIG_REG_BIT_SKU_MRC            (0x00000400)
#define CSR39_HW_IF_CONFIG_REG_BIT_BOARD_TYPE         (0x00000800)
#define CSR39_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_A    (0x00000000)
#define CSR39_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_B    (0x00001000)

#define CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A		(0x00080000)
#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM		(0x00200000)
#define CSR_HW_IF_CONFIG_REG_BIT_PCI_OWN_SEM		(0x00400000)
#define CSR_HW_IF_CONFIG_REG_BIT_ME_OWN			(0x02000000)
#define CSR_HW_IF_CONFIG_REG_BIT_WAKE_ME		(0x08000000)


/* interrupt flags in INTA, set by uCode or hardware (e.g. dma),
 * acknowledged (reset) by host writing "1" to flagged bits. */
#define CSR_INT_BIT_FH_RX        (1 << 31) /* Rx DMA, cmd responses, FH_INT[17:16] */
#define CSR_INT_BIT_HW_ERR       (1 << 29) /* DMA hardware error FH_INT[31] */
#define CSR_INT_BIT_DNLD         (1 << 28) /* uCode Download */
#define CSR_INT_BIT_FH_TX        (1 << 27) /* Tx DMA FH_INT[1:0] */
#define CSR_INT_BIT_SCD          (1 << 26) /* TXQ pointer advanced */
#define CSR_INT_BIT_SW_ERR       (1 << 25) /* uCode error */
#define CSR_INT_BIT_RF_KILL      (1 << 7)  /* HW RFKILL switch GP_CNTRL[27] toggled */
#define CSR_INT_BIT_CT_KILL      (1 << 6)  /* Critical temp (chip too hot) rfkill */
#define CSR_INT_BIT_SW_RX        (1 << 3)  /* Rx, command responses, 3945 */
#define CSR_INT_BIT_WAKEUP       (1 << 1)  /* NIC controller waking up (pwr mgmt) */
#define CSR_INT_BIT_ALIVE        (1 << 0)  /* uCode interrupts once it initializes */

#define CSR_INI_SET_MASK	(CSR_INT_BIT_FH_RX   | \
				 CSR_INT_BIT_HW_ERR  | \
				 CSR_INT_BIT_FH_TX   | \
				 CSR_INT_BIT_SW_ERR  | \
				 CSR_INT_BIT_RF_KILL | \
				 CSR_INT_BIT_SW_RX   | \
				 CSR_INT_BIT_WAKEUP  | \
				 CSR_INT_BIT_ALIVE)

/* interrupt flags in FH (flow handler) (PCI busmaster DMA) */
#define CSR_FH_INT_BIT_ERR       (1 << 31) /* Error */
#define CSR_FH_INT_BIT_HI_PRIOR  (1 << 30) /* High priority Rx, bypass coalescing */
#define CSR39_FH_INT_BIT_RX_CHNL2  (1 << 18) /* Rx channel 2 (3945 only) */
#define CSR_FH_INT_BIT_RX_CHNL1  (1 << 17) /* Rx channel 1 */
#define CSR_FH_INT_BIT_RX_CHNL0  (1 << 16) /* Rx channel 0 */
#define CSR39_FH_INT_BIT_TX_CHNL6  (1 << 6)  /* Tx channel 6 (3945 only) */
#define CSR_FH_INT_BIT_TX_CHNL1  (1 << 1)  /* Tx channel 1 */
#define CSR_FH_INT_BIT_TX_CHNL0  (1 << 0)  /* Tx channel 0 */

#define CSR39_FH_INT_RX_MASK	(CSR_FH_INT_BIT_HI_PRIOR | \
				 CSR39_FH_INT_BIT_RX_CHNL2 | \
				 CSR_FH_INT_BIT_RX_CHNL1 | \
				 CSR_FH_INT_BIT_RX_CHNL0)


#define CSR39_FH_INT_TX_MASK	(CSR39_FH_INT_BIT_TX_CHNL6 | \
				 CSR_FH_INT_BIT_TX_CHNL1 | \
				 CSR_FH_INT_BIT_TX_CHNL0)

#define CSR49_FH_INT_RX_MASK	(CSR_FH_INT_BIT_HI_PRIOR | \
				 CSR_FH_INT_BIT_RX_CHNL1 | \
				 CSR_FH_INT_BIT_RX_CHNL0)

#define CSR49_FH_INT_TX_MASK	(CSR_FH_INT_BIT_TX_CHNL1 | \
				 CSR_FH_INT_BIT_TX_CHNL0)

/* GPIO */
#define CSR_GPIO_IN_BIT_AUX_POWER                   (0x00000200)
#define CSR_GPIO_IN_VAL_VAUX_PWR_SRC                (0x00000000)
#define CSR_GPIO_IN_VAL_VMAIN_PWR_SRC               (0x00000200)

/* RESET */
#define CSR_RESET_REG_FLAG_NEVO_RESET                (0x00000001)
#define CSR_RESET_REG_FLAG_FORCE_NMI                 (0x00000002)
#define CSR_RESET_REG_FLAG_SW_RESET                  (0x00000080)
#define CSR_RESET_REG_FLAG_MASTER_DISABLED           (0x00000100)
#define CSR_RESET_REG_FLAG_STOP_MASTER               (0x00000200)

/* GP (general purpose) CONTROL */
#define CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY        (0x00000001)
#define CSR_GP_CNTRL_REG_FLAG_INIT_DONE              (0x00000004)
#define CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ         (0x00000008)
#define CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP         (0x00000010)

#define CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN           (0x00000001)

#define CSR_GP_CNTRL_REG_MSK_POWER_SAVE_TYPE         (0x07000000)
#define CSR_GP_CNTRL_REG_FLAG_MAC_POWER_SAVE         (0x04000000)
#define CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW          (0x08000000)


/* HW REV */
#define CSR_HW_REV_TYPE_MSK            (0x00000F0)
#define CSR_HW_REV_TYPE_3945           (0x00000D0)
#define CSR_HW_REV_TYPE_4965           (0x0000000)
#define CSR_HW_REV_TYPE_5300           (0x0000020)
#define CSR_HW_REV_TYPE_5350           (0x0000030)
#define CSR_HW_REV_TYPE_5100           (0x0000050)
#define CSR_HW_REV_TYPE_5150           (0x0000040)
#define CSR_HW_REV_TYPE_1000           (0x0000060)
#define CSR_HW_REV_TYPE_6x00           (0x0000070)
#define CSR_HW_REV_TYPE_6x50           (0x0000080)
#define CSR_HW_REV_TYPE_NONE           (0x00000F0)

/* EEPROM REG */
#define CSR_EEPROM_REG_READ_VALID_MSK	(0x00000001)
#define CSR_EEPROM_REG_BIT_CMD		(0x00000002)
#define CSR_EEPROM_REG_MSK_ADDR		(0x0000FFFC)
#define CSR_EEPROM_REG_MSK_DATA		(0xFFFF0000)

/* EEPROM GP */
#define CSR_EEPROM_GP_VALID_MSK		(0x00000007)
#define CSR_EEPROM_GP_BAD_SIGNATURE	(0x00000000)
#define CSR_EEPROM_GP_IF_OWNER_MSK	(0x00000180)

/* CSR GIO */
#define CSR_GIO_REG_VAL_L0S_ENABLED	(0x00000002)

/* UCODE DRV GP */
#define CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP             (0x00000001)
#define CSR_UCODE_SW_BIT_RFKILL                     (0x00000002)
#define CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED           (0x00000004)
#define CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT      (0x00000008)

/* GI Chicken Bits */
#define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX  (0x00800000)
#define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER  (0x20000000)

/* LED */
#define CSR_LED_BSM_CTRL_MSK (0xFFFFFFDF)
#define CSR_LED_REG_TRUN_ON (0x78)
#define CSR_LED_REG_TRUN_OFF (0x38)

/* ANA_PLL */
#define CSR39_ANA_PLL_CFG_VAL        (0x01000000)
#define CSR50_ANA_PLL_CFG_VAL        (0x00880300)

/* HPET MEM debug */
#define CSR_DBG_HPET_MEM_REG_VAL	(0xFFFF0000)
/*=== HBUS (Host-side Bus) ===*/
#define HBUS_BASE	(0x400)
/*
 * Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
 * structures, error log, event log, verifying uCode load).
 * First write to address register, then read from or write to data register
 * to complete the job.  Once the address register is set up, accesses to
 * data registers auto-increment the address by one dword.
 * Bit usage for address registers (read or write):
 *  0-31:  memory address within device
 */
#define HBUS_TARG_MEM_RADDR     (HBUS_BASE+0x00c)
#define HBUS_TARG_MEM_WADDR     (HBUS_BASE+0x010)
#define HBUS_TARG_MEM_WDAT      (HBUS_BASE+0x018)
#define HBUS_TARG_MEM_RDAT      (HBUS_BASE+0x01c)

/*
 * Registers for accessing device's internal peripheral registers
 * (e.g. SCD, BSM, etc.).  First write to address register,
 * then read from or write to data register to complete the job.
 * Bit usage for address registers (read or write):
 *  0-15:  register address (offset) within device
 * 24-25:  (# bytes - 1) to read or write (e.g. 3 for dword)
 */
#define HBUS_TARG_PRPH_WADDR    (HBUS_BASE+0x044)
#define HBUS_TARG_PRPH_RADDR    (HBUS_BASE+0x048)
#define HBUS_TARG_PRPH_WDAT     (HBUS_BASE+0x04c)
#define HBUS_TARG_PRPH_RDAT     (HBUS_BASE+0x050)

/*
 * Per-Tx-queue write pointer (index, really!) (3945 and 4965).
 * Indicates index to next TFD that driver will fill (1 past latest filled).
 * Bit usage:
 *  0-7:  queue write index
 * 11-8:  queue selector
 */
#define HBUS_TARG_WRPTR         (HBUS_BASE+0x060)
#define HBUS_TARG_MBX_C         (HBUS_BASE+0x030)

#define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED         (0x00000004)


#endif /* !__iwl_csr_h__ */