1 /* 2 * Shared Atheros AR9170 Header 3 * 4 * Firmware command interface definitions 5 * 6 * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> 7 * Copyright 2009, 2010, Christian Lamparter <chunkeey@googlemail.com> 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; see the file COPYING. If not, see 20 * http://www.gnu.org/licenses/. 21 * 22 * This file incorporates work covered by the following copyright and 23 * permission notice: 24 * Copyright (c) 2007-2008 Atheros Communications, Inc. 25 * 26 * Permission to use, copy, modify, and/or distribute this software for any 27 * purpose with or without fee is hereby granted, provided that the above 28 * copyright notice and this permission notice appear in all copies. 29 * 30 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 31 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 32 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 33 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 34 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 35 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 36 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 37 */ 38 39 #ifndef __CARL9170_SHARED_FWCMD_H 40 #define __CARL9170_SHARED_FWCMD_H 41 42 #define CARL9170_MAX_CMD_LEN 64 43 #define CARL9170_MAX_CMD_PAYLOAD_LEN 60 44 45 #define CARL9170FW_API_MIN_VER 1 46 #define CARL9170FW_API_MAX_VER 1 47 48 enum carl9170_cmd_oids { 49 CARL9170_CMD_RREG = 0x00, 50 CARL9170_CMD_WREG = 0x01, 51 CARL9170_CMD_ECHO = 0x02, 52 CARL9170_CMD_SWRST = 0x03, 53 CARL9170_CMD_REBOOT = 0x04, 54 CARL9170_CMD_BCN_CTRL = 0x05, 55 CARL9170_CMD_READ_TSF = 0x06, 56 CARL9170_CMD_RX_FILTER = 0x07, 57 58 /* CAM */ 59 CARL9170_CMD_EKEY = 0x10, 60 CARL9170_CMD_DKEY = 0x11, 61 62 /* RF / PHY */ 63 CARL9170_CMD_FREQUENCY = 0x20, 64 CARL9170_CMD_RF_INIT = 0x21, 65 CARL9170_CMD_SYNTH = 0x22, 66 CARL9170_CMD_FREQ_START = 0x23, 67 CARL9170_CMD_PSM = 0x24, 68 69 /* Asychronous command flag */ 70 CARL9170_CMD_ASYNC_FLAG = 0x40, 71 CARL9170_CMD_WREG_ASYNC = (CARL9170_CMD_WREG | 72 CARL9170_CMD_ASYNC_FLAG), 73 CARL9170_CMD_REBOOT_ASYNC = (CARL9170_CMD_REBOOT | 74 CARL9170_CMD_ASYNC_FLAG), 75 CARL9170_CMD_BCN_CTRL_ASYNC = (CARL9170_CMD_BCN_CTRL | 76 CARL9170_CMD_ASYNC_FLAG), 77 CARL9170_CMD_PSM_ASYNC = (CARL9170_CMD_PSM | 78 CARL9170_CMD_ASYNC_FLAG), 79 80 /* responses and traps */ 81 CARL9170_RSP_FLAG = 0xc0, 82 CARL9170_RSP_PRETBTT = 0xc0, 83 CARL9170_RSP_TXCOMP = 0xc1, 84 CARL9170_RSP_BEACON_CONFIG = 0xc2, 85 CARL9170_RSP_ATIM = 0xc3, 86 CARL9170_RSP_WATCHDOG = 0xc6, 87 CARL9170_RSP_TEXT = 0xca, 88 CARL9170_RSP_HEXDUMP = 0xcc, 89 CARL9170_RSP_RADAR = 0xcd, 90 CARL9170_RSP_GPIO = 0xce, 91 CARL9170_RSP_BOOT = 0xcf, 92 }; 93 94 struct carl9170_set_key_cmd { 95 __le16 user; 96 __le16 keyId; 97 __le16 type; 98 u8 macAddr[6]; 99 u32 key[4]; 100 } __packed __aligned(4); 101 #define CARL9170_SET_KEY_CMD_SIZE 28 102 103 struct carl9170_disable_key_cmd { 104 __le16 user; 105 __le16 padding; 106 } __packed __aligned(4); 107 #define CARL9170_DISABLE_KEY_CMD_SIZE 4 108 109 struct carl9170_u32_list { 110 u32 vals[0]; 111 } __packed; 112 113 struct carl9170_reg_list { 114 __le32 regs[0]; 115 } __packed; 116 117 struct carl9170_write_reg { 118 struct { 119 __le32 addr; 120 __le32 val; 121 } regs[0] __packed; 122 } __packed; 123 124 #define CARL9170FW_PHY_HT_ENABLE 0x4 125 #define CARL9170FW_PHY_HT_DYN2040 0x8 126 #define CARL9170FW_PHY_HT_EXT_CHAN_OFF 0x3 127 #define CARL9170FW_PHY_HT_EXT_CHAN_OFF_S 2 128 129 struct carl9170_rf_init { 130 __le32 freq; 131 u8 ht_settings; 132 u8 padding2[3]; 133 __le32 delta_slope_coeff_exp; 134 __le32 delta_slope_coeff_man; 135 __le32 delta_slope_coeff_exp_shgi; 136 __le32 delta_slope_coeff_man_shgi; 137 __le32 finiteLoopCount; 138 } __packed; 139 #define CARL9170_RF_INIT_SIZE 28 140 141 struct carl9170_rf_init_result { 142 __le32 ret; /* AR9170_PHY_REG_AGC_CONTROL */ 143 } __packed; 144 #define CARL9170_RF_INIT_RESULT_SIZE 4 145 146 #define CARL9170_PSM_SLEEP 0x1000 147 #define CARL9170_PSM_SOFTWARE 0 148 #define CARL9170_PSM_WAKE 0 /* internally used. */ 149 #define CARL9170_PSM_COUNTER 0xfff 150 #define CARL9170_PSM_COUNTER_S 0 151 152 struct carl9170_psm { 153 __le32 state; 154 } __packed; 155 #define CARL9170_PSM_SIZE 4 156 157 struct carl9170_rx_filter_cmd { 158 __le32 rx_filter; 159 } __packed; 160 #define CARL9170_RX_FILTER_CMD_SIZE 4 161 162 #define CARL9170_RX_FILTER_BAD 0x01 163 #define CARL9170_RX_FILTER_OTHER_RA 0x02 164 #define CARL9170_RX_FILTER_DECRY_FAIL 0x04 165 #define CARL9170_RX_FILTER_CTL_OTHER 0x08 166 #define CARL9170_RX_FILTER_CTL_PSPOLL 0x10 167 #define CARL9170_RX_FILTER_CTL_BACKR 0x20 168 #define CARL9170_RX_FILTER_MGMT 0x40 169 #define CARL9170_RX_FILTER_DATA 0x80 170 #define CARL9170_RX_FILTER_EVERYTHING (~0) 171 172 struct carl9170_bcn_ctrl_cmd { 173 __le32 vif_id; 174 __le32 mode; 175 __le32 bcn_addr; 176 __le32 bcn_len; 177 } __packed; 178 #define CARL9170_BCN_CTRL_CMD_SIZE 16 179 180 #define CARL9170_BCN_CTRL_DRAIN 0 181 #define CARL9170_BCN_CTRL_CAB_TRIGGER 1 182 183 struct carl9170_cmd_head { 184 union { 185 struct { 186 u8 len; 187 u8 cmd; 188 u8 seq; 189 u8 ext; 190 } __packed; 191 192 u32 hdr_data; 193 } __packed; 194 } __packed; 195 196 struct carl9170_cmd { 197 struct carl9170_cmd_head hdr; 198 union { 199 struct carl9170_set_key_cmd setkey; 200 struct carl9170_disable_key_cmd disablekey; 201 struct carl9170_u32_list echo; 202 struct carl9170_reg_list rreg; 203 struct carl9170_write_reg wreg; 204 struct carl9170_rf_init rf_init; 205 struct carl9170_psm psm; 206 struct carl9170_bcn_ctrl_cmd bcn_ctrl; 207 struct carl9170_rx_filter_cmd rx_filter; 208 u8 data[CARL9170_MAX_CMD_PAYLOAD_LEN]; 209 } __packed; 210 } __packed __aligned(4); 211 212 #define CARL9170_TX_STATUS_QUEUE 3 213 #define CARL9170_TX_STATUS_QUEUE_S 0 214 #define CARL9170_TX_STATUS_RIX_S 2 215 #define CARL9170_TX_STATUS_RIX (3 << CARL9170_TX_STATUS_RIX_S) 216 #define CARL9170_TX_STATUS_TRIES_S 4 217 #define CARL9170_TX_STATUS_TRIES (7 << CARL9170_TX_STATUS_TRIES_S) 218 #define CARL9170_TX_STATUS_SUCCESS 0x80 219 220 #ifdef __CARL9170FW__ 221 /* 222 * NOTE: 223 * Both structs [carl9170_tx_status and _carl9170_tx_status] 224 * need to be "bit for bit" in sync. 225 */ 226 struct carl9170_tx_status { 227 /* 228 * Beware of compiler bugs in all gcc pre 4.4! 229 */ 230 231 u8 cookie; 232 u8 queue:2; 233 u8 rix:2; 234 u8 tries:3; 235 u8 success:1; 236 } __packed; 237 #endif /* __CARL9170FW__ */ 238 239 struct _carl9170_tx_status { 240 /* 241 * This version should be immune to all alignment bugs. 242 */ 243 244 u8 cookie; 245 u8 info; 246 } __packed; 247 #define CARL9170_TX_STATUS_SIZE 2 248 249 #define CARL9170_RSP_TX_STATUS_NUM (CARL9170_MAX_CMD_PAYLOAD_LEN / \ 250 sizeof(struct _carl9170_tx_status)) 251 252 #define CARL9170_TX_MAX_RATE_TRIES 7 253 254 #define CARL9170_TX_MAX_RATES 4 255 #define CARL9170_TX_MAX_RETRY_RATES (CARL9170_TX_MAX_RATES - 1) 256 #define CARL9170_ERR_MAGIC "ERR:" 257 #define CARL9170_BUG_MAGIC "BUG:" 258 259 struct carl9170_gpio { 260 __le32 gpio; 261 } __packed; 262 #define CARL9170_GPIO_SIZE 4 263 264 struct carl9170_tsf_rsp { 265 union { 266 __le32 tsf[2]; 267 __le64 tsf_64; 268 } __packed; 269 } __packed; 270 #define CARL9170_TSF_RSP_SIZE 8 271 272 struct carl9170_rsp { 273 struct carl9170_cmd_head hdr; 274 275 union { 276 struct carl9170_rf_init_result rf_init_res; 277 struct carl9170_u32_list rreg_res; 278 struct carl9170_u32_list echo; 279 #ifdef __CARL9170FW__ 280 struct carl9170_tx_status tx_status[0]; 281 #endif /* __CARL9170FW__ */ 282 struct _carl9170_tx_status _tx_status[0]; 283 struct carl9170_gpio gpio; 284 struct carl9170_tsf_rsp tsf; 285 struct carl9170_psm psm; 286 u8 data[CARL9170_MAX_CMD_PAYLOAD_LEN]; 287 } __packed; 288 } __packed __aligned(4); 289 290 #endif /* __CARL9170_SHARED_FWCMD_H */ 291