iwlwifi: replace iwl_poll_direct_bit with iwl_poll_bit for CSR access
[deliverable/linux.git] / drivers / net / wireless / iwlwifi / iwl-csr.h
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1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
01f8162a 8 * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
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9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
26 *
27 * Contact Information:
759ef89f 28 * Intel Linux Wireless <ilw@linux.intel.com>
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29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
01f8162a 33 * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
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34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 *
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
45 * distribution.
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *
62 *****************************************************************************/
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63#ifndef __iwl_csr_h__
64#define __iwl_csr_h__
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65/*=== CSR (control and status registers) ===*/
66#define CSR_BASE (0x000)
67
68#define CSR_HW_IF_CONFIG_REG (CSR_BASE+0x000) /* hardware interface config */
8cd519e8 69#define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */
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70#define CSR_INT (CSR_BASE+0x008) /* host interrupt status/ack */
71#define CSR_INT_MASK (CSR_BASE+0x00c) /* host interrupt enable */
72#define CSR_FH_INT_STATUS (CSR_BASE+0x010) /* busmaster int status/ack*/
73#define CSR_GPIO_IN (CSR_BASE+0x018) /* read external chip pins */
74#define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
75#define CSR_GP_CNTRL (CSR_BASE+0x024)
76
77/*
78 * Hardware revision info
79 * Bit fields:
80 * 31-8: Reserved
81 * 7-4: Type of device: 0x0 = 4965, 0xd = 3945
82 * 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
83 * 1-0: "Dash" value, as in A-1, etc.
84 *
85 * NOTE: Revision step affects calculation of CCK txpower for 4965.
86 */
87#define CSR_HW_REV (CSR_BASE+0x028)
88
89/* EEPROM reads */
90#define CSR_EEPROM_REG (CSR_BASE+0x02c)
91#define CSR_EEPROM_GP (CSR_BASE+0x030)
0848e297 92#define CSR_OTP_GP_REG (CSR_BASE+0x034)
8f061891 93#define CSR_GIO_REG (CSR_BASE+0x03C)
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94#define CSR_GP_UCODE_REG (CSR_BASE+0x048)
95#define CSR_GP_DRIVER_REG (CSR_BASE+0x050)
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96#define CSR_UCODE_DRV_GP1 (CSR_BASE+0x054)
97#define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058)
98#define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c)
99#define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060)
ab53d8af 100#define CSR_LED_REG (CSR_BASE+0x094)
ef850d7c 101#define CSR_DRAM_INT_TBL_REG (CSR_BASE+0x0A0)
8f061891 102#define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100)
6f83eaa1 103
40cefda9 104#define CSR_INT_PERIODIC_REG (CSR_BASE+0x005)
a693f187 105/* Analog phase-lock-loop configuration */
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106#define CSR_ANA_PLL_CFG (CSR_BASE+0x20c)
107/*
108 * Indicates hardware rev, to determine CCK backoff for txpower calculation.
109 * Bit fields:
110 * 3-2: 0 = A, 1 = B, 2 = C, 3 = D step
111 */
112#define CSR_HW_REV_WA_REG (CSR_BASE+0x22C)
4c43e0d0 113#define CSR_DBG_HPET_MEM_REG (CSR_BASE+0x240)
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114
115/* Bits for CSR_HW_IF_CONFIG_REG */
116#define CSR49_HW_IF_CONFIG_REG_BIT_4965_R (0x00000010)
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117#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x00000C00)
118#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100)
119#define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI (0x00000200)
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120
121#define CSR39_HW_IF_CONFIG_REG_BIT_3945_MB (0x00000100)
122#define CSR39_HW_IF_CONFIG_REG_BIT_3945_MM (0x00000200)
123#define CSR39_HW_IF_CONFIG_REG_BIT_SKU_MRC (0x00000400)
124#define CSR39_HW_IF_CONFIG_REG_BIT_BOARD_TYPE (0x00000800)
125#define CSR39_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_A (0x00000000)
126#define CSR39_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_B (0x00001000)
127
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128#define CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A (0x00080000)
129#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM (0x00200000)
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130#define CSR_HW_IF_CONFIG_REG_BIT_NIC_READY (0x00400000)
131#define CSR_HW_IF_CONFIG_REG_BIT_NIC_PREPARE_DONE (0x02000000)
132#define CSR_HW_IF_CONFIG_REG_PREPARE (0x08000000)
4c43e0d0 133
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134#define CSR_INT_PERIODIC_DIS (0x00)
135#define CSR_INT_PERIODIC_ENA (0xFF)
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136
137/* interrupt flags in INTA, set by uCode or hardware (e.g. dma),
138 * acknowledged (reset) by host writing "1" to flagged bits. */
139#define CSR_INT_BIT_FH_RX (1 << 31) /* Rx DMA, cmd responses, FH_INT[17:16] */
140#define CSR_INT_BIT_HW_ERR (1 << 29) /* DMA hardware error FH_INT[31] */
40cefda9 141#define CSR_INT_BIT_RX_PERIODIC (1 << 28) /* Rx periodic */
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142#define CSR_INT_BIT_FH_TX (1 << 27) /* Tx DMA FH_INT[1:0] */
143#define CSR_INT_BIT_SCD (1 << 26) /* TXQ pointer advanced */
144#define CSR_INT_BIT_SW_ERR (1 << 25) /* uCode error */
145#define CSR_INT_BIT_RF_KILL (1 << 7) /* HW RFKILL switch GP_CNTRL[27] toggled */
146#define CSR_INT_BIT_CT_KILL (1 << 6) /* Critical temp (chip too hot) rfkill */
147#define CSR_INT_BIT_SW_RX (1 << 3) /* Rx, command responses, 3945 */
148#define CSR_INT_BIT_WAKEUP (1 << 1) /* NIC controller waking up (pwr mgmt) */
149#define CSR_INT_BIT_ALIVE (1 << 0) /* uCode interrupts once it initializes */
150
151#define CSR_INI_SET_MASK (CSR_INT_BIT_FH_RX | \
152 CSR_INT_BIT_HW_ERR | \
153 CSR_INT_BIT_FH_TX | \
154 CSR_INT_BIT_SW_ERR | \
155 CSR_INT_BIT_RF_KILL | \
156 CSR_INT_BIT_SW_RX | \
157 CSR_INT_BIT_WAKEUP | \
158 CSR_INT_BIT_ALIVE)
159
160/* interrupt flags in FH (flow handler) (PCI busmaster DMA) */
161#define CSR_FH_INT_BIT_ERR (1 << 31) /* Error */
162#define CSR_FH_INT_BIT_HI_PRIOR (1 << 30) /* High priority Rx, bypass coalescing */
163#define CSR39_FH_INT_BIT_RX_CHNL2 (1 << 18) /* Rx channel 2 (3945 only) */
164#define CSR_FH_INT_BIT_RX_CHNL1 (1 << 17) /* Rx channel 1 */
165#define CSR_FH_INT_BIT_RX_CHNL0 (1 << 16) /* Rx channel 0 */
166#define CSR39_FH_INT_BIT_TX_CHNL6 (1 << 6) /* Tx channel 6 (3945 only) */
167#define CSR_FH_INT_BIT_TX_CHNL1 (1 << 1) /* Tx channel 1 */
168#define CSR_FH_INT_BIT_TX_CHNL0 (1 << 0) /* Tx channel 0 */
169
170#define CSR39_FH_INT_RX_MASK (CSR_FH_INT_BIT_HI_PRIOR | \
171 CSR39_FH_INT_BIT_RX_CHNL2 | \
172 CSR_FH_INT_BIT_RX_CHNL1 | \
173 CSR_FH_INT_BIT_RX_CHNL0)
174
175
176#define CSR39_FH_INT_TX_MASK (CSR39_FH_INT_BIT_TX_CHNL6 | \
177 CSR_FH_INT_BIT_TX_CHNL1 | \
178 CSR_FH_INT_BIT_TX_CHNL0)
179
180#define CSR49_FH_INT_RX_MASK (CSR_FH_INT_BIT_HI_PRIOR | \
181 CSR_FH_INT_BIT_RX_CHNL1 | \
182 CSR_FH_INT_BIT_RX_CHNL0)
183
184#define CSR49_FH_INT_TX_MASK (CSR_FH_INT_BIT_TX_CHNL1 | \
185 CSR_FH_INT_BIT_TX_CHNL0)
186
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187/* GPIO */
188#define CSR_GPIO_IN_BIT_AUX_POWER (0x00000200)
189#define CSR_GPIO_IN_VAL_VAUX_PWR_SRC (0x00000000)
190#define CSR_GPIO_IN_VAL_VMAIN_PWR_SRC (0x00000200)
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191
192/* RESET */
193#define CSR_RESET_REG_FLAG_NEVO_RESET (0x00000001)
194#define CSR_RESET_REG_FLAG_FORCE_NMI (0x00000002)
195#define CSR_RESET_REG_FLAG_SW_RESET (0x00000080)
196#define CSR_RESET_REG_FLAG_MASTER_DISABLED (0x00000100)
197#define CSR_RESET_REG_FLAG_STOP_MASTER (0x00000200)
198
199/* GP (general purpose) CONTROL */
200#define CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY (0x00000001)
201#define CSR_GP_CNTRL_REG_FLAG_INIT_DONE (0x00000004)
202#define CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ (0x00000008)
203#define CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP (0x00000010)
204
205#define CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN (0x00000001)
206
207#define CSR_GP_CNTRL_REG_MSK_POWER_SAVE_TYPE (0x07000000)
208#define CSR_GP_CNTRL_REG_FLAG_MAC_POWER_SAVE (0x04000000)
209#define CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW (0x08000000)
210
211
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212/* HW REV */
213#define CSR_HW_REV_TYPE_MSK (0x00000F0)
214#define CSR_HW_REV_TYPE_3945 (0x00000D0)
215#define CSR_HW_REV_TYPE_4965 (0x0000000)
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216#define CSR_HW_REV_TYPE_5300 (0x0000020)
217#define CSR_HW_REV_TYPE_5350 (0x0000030)
218#define CSR_HW_REV_TYPE_5100 (0x0000050)
219#define CSR_HW_REV_TYPE_5150 (0x0000040)
77dcb6a9 220#define CSR_HW_REV_TYPE_1000 (0x0000060)
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221#define CSR_HW_REV_TYPE_6x00 (0x0000070)
222#define CSR_HW_REV_TYPE_6x50 (0x0000080)
fcf623df 223#define CSR_HW_REV_TYPE_NONE (0x00000F0)
b661c819 224
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225/* EEPROM REG */
226#define CSR_EEPROM_REG_READ_VALID_MSK (0x00000001)
227#define CSR_EEPROM_REG_BIT_CMD (0x00000002)
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228#define CSR_EEPROM_REG_MSK_ADDR (0x0000FFFC)
229#define CSR_EEPROM_REG_MSK_DATA (0xFFFF0000)
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230
231/* EEPROM GP */
4b6f764e 232#define CSR_EEPROM_GP_VALID_MSK (0x00000007)
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233#define CSR_EEPROM_GP_BAD_SIGNATURE (0x00000000)
234#define CSR_EEPROM_GP_IF_OWNER_MSK (0x00000180)
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235#define CSR_OTP_GP_REG_DEVICE_SELECT (0x00010000) /* 0 - EEPROM, 1 - OTP */
236#define CSR_OTP_GP_REG_OTP_ACCESS_MODE (0x00020000) /* 0 - absolute, 1 - relative */
237#define CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK (0x00100000) /* bit 20 */
238#define CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK (0x00200000) /* bit 21 */
6f83eaa1 239
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240/* CSR GIO */
241#define CSR_GIO_REG_VAL_L0S_ENABLED (0x00000002)
242
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243/* UCODE DRV GP */
244#define CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP (0x00000001)
245#define CSR_UCODE_SW_BIT_RFKILL (0x00000002)
246#define CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED (0x00000004)
247#define CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT (0x00000008)
248
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249/* GP Driver */
250#define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_MSK (0x00000003)
251#define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_3x3_HYB (0x00000000)
252#define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_HYB (0x00000001)
253#define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA (0x00000002)
254
255
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256/* GI Chicken Bits */
257#define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX (0x00800000)
258#define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER (0x20000000)
259
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260/* LED */
261#define CSR_LED_BSM_CTRL_MSK (0xFFFFFFDF)
262#define CSR_LED_REG_TRUN_ON (0x78)
263#define CSR_LED_REG_TRUN_OFF (0x38)
264
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265/* ANA_PLL */
266#define CSR39_ANA_PLL_CFG_VAL (0x01000000)
267#define CSR50_ANA_PLL_CFG_VAL (0x00880300)
268
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269/* HPET MEM debug */
270#define CSR_DBG_HPET_MEM_REG_VAL (0xFFFF0000)
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271
272/* DRAM INT TABLE */
273#define CSR_DRAM_INT_TBL_ENABLE (1 << 31)
274#define CSR_DRAM_INIT_TBL_WRAP_CHECK (1 << 27)
275
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276/*=== HBUS (Host-side Bus) ===*/
277#define HBUS_BASE (0x400)
278/*
279 * Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
280 * structures, error log, event log, verifying uCode load).
281 * First write to address register, then read from or write to data register
282 * to complete the job. Once the address register is set up, accesses to
283 * data registers auto-increment the address by one dword.
284 * Bit usage for address registers (read or write):
285 * 0-31: memory address within device
286 */
287#define HBUS_TARG_MEM_RADDR (HBUS_BASE+0x00c)
288#define HBUS_TARG_MEM_WADDR (HBUS_BASE+0x010)
289#define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018)
290#define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c)
291
292/*
293 * Registers for accessing device's internal peripheral registers
294 * (e.g. SCD, BSM, etc.). First write to address register,
295 * then read from or write to data register to complete the job.
296 * Bit usage for address registers (read or write):
297 * 0-15: register address (offset) within device
298 * 24-25: (# bytes - 1) to read or write (e.g. 3 for dword)
299 */
300#define HBUS_TARG_PRPH_WADDR (HBUS_BASE+0x044)
301#define HBUS_TARG_PRPH_RADDR (HBUS_BASE+0x048)
302#define HBUS_TARG_PRPH_WDAT (HBUS_BASE+0x04c)
303#define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050)
304
305/*
306 * Per-Tx-queue write pointer (index, really!) (3945 and 4965).
307 * Indicates index to next TFD that driver will fill (1 past latest filled).
308 * Bit usage:
309 * 0-7: queue write index
310 * 11-8: queue selector
311 */
312#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
313#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
314
315#define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED (0x00000004)
316
317
65a0667b 318#endif /* !__iwl_csr_h__ */
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