if_bypass.c revision 1.2.2.2
1 1.2.2.2 jdolecek /****************************************************************************** 2 1.2.2.2 jdolecek 3 1.2.2.2 jdolecek Copyright (c) 2001-2017, Intel Corporation 4 1.2.2.2 jdolecek All rights reserved. 5 1.2.2.2 jdolecek 6 1.2.2.2 jdolecek Redistribution and use in source and binary forms, with or without 7 1.2.2.2 jdolecek modification, are permitted provided that the following conditions are met: 8 1.2.2.2 jdolecek 9 1.2.2.2 jdolecek 1. Redistributions of source code must retain the above copyright notice, 10 1.2.2.2 jdolecek this list of conditions and the following disclaimer. 11 1.2.2.2 jdolecek 12 1.2.2.2 jdolecek 2. Redistributions in binary form must reproduce the above copyright 13 1.2.2.2 jdolecek notice, this list of conditions and the following disclaimer in the 14 1.2.2.2 jdolecek documentation and/or other materials provided with the distribution. 15 1.2.2.2 jdolecek 16 1.2.2.2 jdolecek 3. Neither the name of the Intel Corporation nor the names of its 17 1.2.2.2 jdolecek contributors may be used to endorse or promote products derived from 18 1.2.2.2 jdolecek this software without specific prior written permission. 19 1.2.2.2 jdolecek 20 1.2.2.2 jdolecek THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 1.2.2.2 jdolecek AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 1.2.2.2 jdolecek IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 1.2.2.2 jdolecek ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24 1.2.2.2 jdolecek LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 1.2.2.2 jdolecek CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 1.2.2.2 jdolecek SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 1.2.2.2 jdolecek INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 1.2.2.2 jdolecek CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 1.2.2.2 jdolecek ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 1.2.2.2 jdolecek POSSIBILITY OF SUCH DAMAGE. 31 1.2.2.2 jdolecek 32 1.2.2.2 jdolecek ******************************************************************************/ 33 1.2.2.2 jdolecek /*$FreeBSD: head/sys/dev/ixgbe/if_bypass.c 320688 2017-07-05 17:27:03Z erj $*/ 34 1.2.2.2 jdolecek 35 1.2.2.2 jdolecek 36 1.2.2.2 jdolecek #include "ixgbe.h" 37 1.2.2.2 jdolecek 38 1.2.2.2 jdolecek /************************************************************************ 39 1.2.2.2 jdolecek * ixgbe_bypass_mutex_enter 40 1.2.2.2 jdolecek * 41 1.2.2.2 jdolecek * Mutex support for the bypass feature. Using a dual lock 42 1.2.2.2 jdolecek * to facilitate a privileged access to the watchdog update 43 1.2.2.2 jdolecek * over other threads. 44 1.2.2.2 jdolecek ************************************************************************/ 45 1.2.2.2 jdolecek static void 46 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(struct adapter *adapter) 47 1.2.2.2 jdolecek { 48 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.low, 0, 1) == 0) 49 1.2.2.2 jdolecek usec_delay(3000); 50 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.high, 0, 1) == 0) 51 1.2.2.2 jdolecek usec_delay(3000); 52 1.2.2.2 jdolecek return; 53 1.2.2.2 jdolecek } /* ixgbe_bypass_mutex_enter */ 54 1.2.2.2 jdolecek 55 1.2.2.2 jdolecek /************************************************************************ 56 1.2.2.2 jdolecek * ixgbe_bypass_mutex_clear 57 1.2.2.2 jdolecek ************************************************************************/ 58 1.2.2.2 jdolecek static void 59 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(struct adapter *adapter) 60 1.2.2.2 jdolecek { 61 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.high, 1, 0) == 0) 62 1.2.2.2 jdolecek usec_delay(6000); 63 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.low, 1, 0) == 0) 64 1.2.2.2 jdolecek usec_delay(6000); 65 1.2.2.2 jdolecek return; 66 1.2.2.2 jdolecek } /* ixgbe_bypass_mutex_clear */ 67 1.2.2.2 jdolecek 68 1.2.2.2 jdolecek /************************************************************************ 69 1.2.2.2 jdolecek * ixgbe_bypass_wd_mutex_enter 70 1.2.2.2 jdolecek * 71 1.2.2.2 jdolecek * Watchdog entry is allowed to simply grab the high priority 72 1.2.2.2 jdolecek ************************************************************************/ 73 1.2.2.2 jdolecek static void 74 1.2.2.2 jdolecek ixgbe_bypass_wd_mutex_enter(struct adapter *adapter) 75 1.2.2.2 jdolecek { 76 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.high, 0, 1) == 0) 77 1.2.2.2 jdolecek usec_delay(3000); 78 1.2.2.2 jdolecek return; 79 1.2.2.2 jdolecek } /* ixgbe_bypass_wd_mutex_enter */ 80 1.2.2.2 jdolecek 81 1.2.2.2 jdolecek /************************************************************************ 82 1.2.2.2 jdolecek * ixgbe_bypass_wd_mutex_clear 83 1.2.2.2 jdolecek ************************************************************************/ 84 1.2.2.2 jdolecek static void 85 1.2.2.2 jdolecek ixgbe_bypass_wd_mutex_clear(struct adapter *adapter) 86 1.2.2.2 jdolecek { 87 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.high, 1, 0) == 0) 88 1.2.2.2 jdolecek usec_delay(6000); 89 1.2.2.2 jdolecek return; 90 1.2.2.2 jdolecek } /* ixgbe_bypass_wd_mutex_clear */ 91 1.2.2.2 jdolecek 92 1.2.2.2 jdolecek /************************************************************************ 93 1.2.2.2 jdolecek * ixgbe_get_bypass_time 94 1.2.2.2 jdolecek ************************************************************************/ 95 1.2.2.2 jdolecek static void 96 1.2.2.2 jdolecek ixgbe_get_bypass_time(u32 *year, u32 *sec) 97 1.2.2.2 jdolecek { 98 1.2.2.2 jdolecek struct timespec current; 99 1.2.2.2 jdolecek 100 1.2.2.2 jdolecek *year = 1970; /* time starts at 01/01/1970 */ 101 1.2.2.2 jdolecek nanotime(¤t); 102 1.2.2.2 jdolecek *sec = current.tv_sec; 103 1.2.2.2 jdolecek 104 1.2.2.2 jdolecek while(*sec > SEC_THIS_YEAR(*year)) { 105 1.2.2.2 jdolecek *sec -= SEC_THIS_YEAR(*year); 106 1.2.2.2 jdolecek (*year)++; 107 1.2.2.2 jdolecek } 108 1.2.2.2 jdolecek } /* ixgbe_get_bypass_time */ 109 1.2.2.2 jdolecek 110 1.2.2.2 jdolecek /************************************************************************ 111 1.2.2.2 jdolecek * ixgbe_bp_version 112 1.2.2.2 jdolecek * 113 1.2.2.2 jdolecek * Display the feature version 114 1.2.2.2 jdolecek ************************************************************************/ 115 1.2.2.2 jdolecek static int 116 1.2.2.2 jdolecek ixgbe_bp_version(SYSCTLFN_ARGS) 117 1.2.2.2 jdolecek { 118 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 119 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 120 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 121 1.2.2.2 jdolecek int error = 0; 122 1.2.2.2 jdolecek static int featversion = 0; 123 1.2.2.2 jdolecek u32 cmd; 124 1.2.2.2 jdolecek 125 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 126 1.2.2.2 jdolecek cmd = BYPASS_PAGE_CTL2 | BYPASS_WE; 127 1.2.2.2 jdolecek cmd |= (BYPASS_EEPROM_VER_ADD << BYPASS_CTL2_OFFSET_SHIFT) & 128 1.2.2.2 jdolecek BYPASS_CTL2_OFFSET_M; 129 1.2.2.2 jdolecek if ((error = hw->mac.ops.bypass_rw(hw, cmd, &featversion) != 0)) 130 1.2.2.2 jdolecek goto err; 131 1.2.2.2 jdolecek msec_delay(100); 132 1.2.2.2 jdolecek cmd &= ~BYPASS_WE; 133 1.2.2.2 jdolecek if ((error = hw->mac.ops.bypass_rw(hw, cmd, &featversion) != 0)) 134 1.2.2.2 jdolecek goto err; 135 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 136 1.2.2.2 jdolecek featversion &= BYPASS_CTL2_DATA_M; 137 1.2.2.2 jdolecek node.sysctl_data = &featversion; 138 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 139 1.2.2.2 jdolecek return (error); 140 1.2.2.2 jdolecek err: 141 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 142 1.2.2.2 jdolecek return (error); 143 1.2.2.2 jdolecek 144 1.2.2.2 jdolecek } /* ixgbe_bp_version */ 145 1.2.2.2 jdolecek 146 1.2.2.2 jdolecek /************************************************************************ 147 1.2.2.2 jdolecek * ixgbe_bp_set_state 148 1.2.2.2 jdolecek * 149 1.2.2.2 jdolecek * Show/Set the Bypass State: 150 1.2.2.2 jdolecek * 1 = NORMAL 151 1.2.2.2 jdolecek * 2 = BYPASS 152 1.2.2.2 jdolecek * 3 = ISOLATE 153 1.2.2.2 jdolecek * 154 1.2.2.2 jdolecek * With no argument the state is displayed, 155 1.2.2.2 jdolecek * passing a value will set it. 156 1.2.2.2 jdolecek ************************************************************************/ 157 1.2.2.2 jdolecek static int 158 1.2.2.2 jdolecek ixgbe_bp_set_state(SYSCTLFN_ARGS) 159 1.2.2.2 jdolecek { 160 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 161 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 162 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 163 1.2.2.2 jdolecek int error = 0; 164 1.2.2.2 jdolecek static int state = 0; 165 1.2.2.2 jdolecek 166 1.2.2.2 jdolecek /* Get the current state */ 167 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 168 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, 169 1.2.2.2 jdolecek BYPASS_PAGE_CTL0, &state); 170 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 171 1.2.2.2 jdolecek if (error) 172 1.2.2.2 jdolecek return (error); 173 1.2.2.2 jdolecek state = (state >> BYPASS_STATUS_OFF_SHIFT) & 0x3; 174 1.2.2.2 jdolecek 175 1.2.2.2 jdolecek node.sysctl_data = &state; 176 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 177 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 178 1.2.2.2 jdolecek return (error); 179 1.2.2.2 jdolecek 180 1.2.2.2 jdolecek /* Sanity check new state */ 181 1.2.2.2 jdolecek switch (state) { 182 1.2.2.2 jdolecek case BYPASS_NORM: 183 1.2.2.2 jdolecek case BYPASS_BYPASS: 184 1.2.2.2 jdolecek case BYPASS_ISOLATE: 185 1.2.2.2 jdolecek break; 186 1.2.2.2 jdolecek default: 187 1.2.2.2 jdolecek return (EINVAL); 188 1.2.2.2 jdolecek } 189 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 190 1.2.2.2 jdolecek if ((error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 191 1.2.2.2 jdolecek BYPASS_MODE_OFF_M, state) != 0)) 192 1.2.2.2 jdolecek goto out; 193 1.2.2.2 jdolecek /* Set AUTO back on so FW can receive events */ 194 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 195 1.2.2.2 jdolecek BYPASS_MODE_OFF_M, BYPASS_AUTO); 196 1.2.2.2 jdolecek out: 197 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 198 1.2.2.2 jdolecek usec_delay(6000); 199 1.2.2.2 jdolecek return (error); 200 1.2.2.2 jdolecek } /* ixgbe_bp_set_state */ 201 1.2.2.2 jdolecek 202 1.2.2.2 jdolecek /************************************************************************ 203 1.2.2.2 jdolecek * The following routines control the operational 204 1.2.2.2 jdolecek * "rules" of the feature, what behavior will occur 205 1.2.2.2 jdolecek * when particular events occur. 206 1.2.2.2 jdolecek * Values are: 207 1.2.2.2 jdolecek * 0 - no change for the event (NOP) 208 1.2.2.2 jdolecek * 1 - go to Normal operation 209 1.2.2.2 jdolecek * 2 - go to Bypass operation 210 1.2.2.2 jdolecek * 3 - go to Isolate operation 211 1.2.2.2 jdolecek * Calling the entry with no argument just displays 212 1.2.2.2 jdolecek * the current rule setting. 213 1.2.2.2 jdolecek ************************************************************************/ 214 1.2.2.2 jdolecek 215 1.2.2.2 jdolecek /************************************************************************ 216 1.2.2.2 jdolecek * ixgbe_bp_timeout 217 1.2.2.2 jdolecek * 218 1.2.2.2 jdolecek * This is to set the Rule for the watchdog, 219 1.2.2.2 jdolecek * not the actual watchdog timeout value. 220 1.2.2.2 jdolecek ************************************************************************/ 221 1.2.2.2 jdolecek static int 222 1.2.2.2 jdolecek ixgbe_bp_timeout(SYSCTLFN_ARGS) 223 1.2.2.2 jdolecek { 224 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 225 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 226 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 227 1.2.2.2 jdolecek int error = 0; 228 1.2.2.2 jdolecek static int timeout = 0; 229 1.2.2.2 jdolecek 230 1.2.2.2 jdolecek /* Get the current value */ 231 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 232 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL0, &timeout); 233 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 234 1.2.2.2 jdolecek if (error) 235 1.2.2.2 jdolecek return (error); 236 1.2.2.2 jdolecek timeout = (timeout >> BYPASS_WDTIMEOUT_SHIFT) & 0x3; 237 1.2.2.2 jdolecek 238 1.2.2.2 jdolecek node.sysctl_data = &timeout; 239 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 240 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 241 1.2.2.2 jdolecek return (error); 242 1.2.2.2 jdolecek 243 1.2.2.2 jdolecek /* Sanity check on the setting */ 244 1.2.2.2 jdolecek switch (timeout) { 245 1.2.2.2 jdolecek case BYPASS_NOP: 246 1.2.2.2 jdolecek case BYPASS_NORM: 247 1.2.2.2 jdolecek case BYPASS_BYPASS: 248 1.2.2.2 jdolecek case BYPASS_ISOLATE: 249 1.2.2.2 jdolecek break; 250 1.2.2.2 jdolecek default: 251 1.2.2.2 jdolecek return (EINVAL); 252 1.2.2.2 jdolecek } 253 1.2.2.2 jdolecek 254 1.2.2.2 jdolecek /* Set the new state */ 255 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 256 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 257 1.2.2.2 jdolecek BYPASS_WDTIMEOUT_M, timeout << BYPASS_WDTIMEOUT_SHIFT); 258 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 259 1.2.2.2 jdolecek usec_delay(6000); 260 1.2.2.2 jdolecek return (error); 261 1.2.2.2 jdolecek } /* ixgbe_bp_timeout */ 262 1.2.2.2 jdolecek 263 1.2.2.2 jdolecek /************************************************************************ 264 1.2.2.2 jdolecek * ixgbe_bp_main_on 265 1.2.2.2 jdolecek ************************************************************************/ 266 1.2.2.2 jdolecek static int 267 1.2.2.2 jdolecek ixgbe_bp_main_on(SYSCTLFN_ARGS) 268 1.2.2.2 jdolecek { 269 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 270 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 271 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 272 1.2.2.2 jdolecek int error = 0; 273 1.2.2.2 jdolecek static int main_on = 0; 274 1.2.2.2 jdolecek 275 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 276 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL0, &main_on); 277 1.2.2.2 jdolecek main_on = (main_on >> BYPASS_MAIN_ON_SHIFT) & 0x3; 278 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 279 1.2.2.2 jdolecek if (error) 280 1.2.2.2 jdolecek return (error); 281 1.2.2.2 jdolecek 282 1.2.2.2 jdolecek node.sysctl_data = &main_on; 283 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 284 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 285 1.2.2.2 jdolecek return (error); 286 1.2.2.2 jdolecek 287 1.2.2.2 jdolecek /* Sanity check on the setting */ 288 1.2.2.2 jdolecek switch (main_on) { 289 1.2.2.2 jdolecek case BYPASS_NOP: 290 1.2.2.2 jdolecek case BYPASS_NORM: 291 1.2.2.2 jdolecek case BYPASS_BYPASS: 292 1.2.2.2 jdolecek case BYPASS_ISOLATE: 293 1.2.2.2 jdolecek break; 294 1.2.2.2 jdolecek default: 295 1.2.2.2 jdolecek return (EINVAL); 296 1.2.2.2 jdolecek } 297 1.2.2.2 jdolecek 298 1.2.2.2 jdolecek /* Set the new state */ 299 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 300 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 301 1.2.2.2 jdolecek BYPASS_MAIN_ON_M, main_on << BYPASS_MAIN_ON_SHIFT); 302 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 303 1.2.2.2 jdolecek usec_delay(6000); 304 1.2.2.2 jdolecek return (error); 305 1.2.2.2 jdolecek } /* ixgbe_bp_main_on */ 306 1.2.2.2 jdolecek 307 1.2.2.2 jdolecek /************************************************************************ 308 1.2.2.2 jdolecek * ixgbe_bp_main_off 309 1.2.2.2 jdolecek ************************************************************************/ 310 1.2.2.2 jdolecek static int 311 1.2.2.2 jdolecek ixgbe_bp_main_off(SYSCTLFN_ARGS) 312 1.2.2.2 jdolecek { 313 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 314 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 315 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 316 1.2.2.2 jdolecek int error = 0; 317 1.2.2.2 jdolecek static int main_off = 0; 318 1.2.2.2 jdolecek 319 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 320 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL0, &main_off); 321 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 322 1.2.2.2 jdolecek if (error) 323 1.2.2.2 jdolecek return (error); 324 1.2.2.2 jdolecek main_off = (main_off >> BYPASS_MAIN_OFF_SHIFT) & 0x3; 325 1.2.2.2 jdolecek 326 1.2.2.2 jdolecek node.sysctl_data = &main_off; 327 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 328 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 329 1.2.2.2 jdolecek return (error); 330 1.2.2.2 jdolecek 331 1.2.2.2 jdolecek /* Sanity check on the setting */ 332 1.2.2.2 jdolecek switch (main_off) { 333 1.2.2.2 jdolecek case BYPASS_NOP: 334 1.2.2.2 jdolecek case BYPASS_NORM: 335 1.2.2.2 jdolecek case BYPASS_BYPASS: 336 1.2.2.2 jdolecek case BYPASS_ISOLATE: 337 1.2.2.2 jdolecek break; 338 1.2.2.2 jdolecek default: 339 1.2.2.2 jdolecek return (EINVAL); 340 1.2.2.2 jdolecek } 341 1.2.2.2 jdolecek 342 1.2.2.2 jdolecek /* Set the new state */ 343 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 344 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 345 1.2.2.2 jdolecek BYPASS_MAIN_OFF_M, main_off << BYPASS_MAIN_OFF_SHIFT); 346 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 347 1.2.2.2 jdolecek usec_delay(6000); 348 1.2.2.2 jdolecek return (error); 349 1.2.2.2 jdolecek } /* ixgbe_bp_main_off */ 350 1.2.2.2 jdolecek 351 1.2.2.2 jdolecek /************************************************************************ 352 1.2.2.2 jdolecek * ixgbe_bp_aux_on 353 1.2.2.2 jdolecek ************************************************************************/ 354 1.2.2.2 jdolecek static int 355 1.2.2.2 jdolecek ixgbe_bp_aux_on(SYSCTLFN_ARGS) 356 1.2.2.2 jdolecek { 357 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 358 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 359 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 360 1.2.2.2 jdolecek int error = 0; 361 1.2.2.2 jdolecek static int aux_on = 0; 362 1.2.2.2 jdolecek 363 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 364 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL0, &aux_on); 365 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 366 1.2.2.2 jdolecek if (error) 367 1.2.2.2 jdolecek return (error); 368 1.2.2.2 jdolecek aux_on = (aux_on >> BYPASS_AUX_ON_SHIFT) & 0x3; 369 1.2.2.2 jdolecek 370 1.2.2.2 jdolecek node.sysctl_data = &aux_on; 371 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 372 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 373 1.2.2.2 jdolecek return (error); 374 1.2.2.2 jdolecek 375 1.2.2.2 jdolecek /* Sanity check on the setting */ 376 1.2.2.2 jdolecek switch (aux_on) { 377 1.2.2.2 jdolecek case BYPASS_NOP: 378 1.2.2.2 jdolecek case BYPASS_NORM: 379 1.2.2.2 jdolecek case BYPASS_BYPASS: 380 1.2.2.2 jdolecek case BYPASS_ISOLATE: 381 1.2.2.2 jdolecek break; 382 1.2.2.2 jdolecek default: 383 1.2.2.2 jdolecek return (EINVAL); 384 1.2.2.2 jdolecek } 385 1.2.2.2 jdolecek 386 1.2.2.2 jdolecek /* Set the new state */ 387 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 388 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 389 1.2.2.2 jdolecek BYPASS_AUX_ON_M, aux_on << BYPASS_AUX_ON_SHIFT); 390 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 391 1.2.2.2 jdolecek usec_delay(6000); 392 1.2.2.2 jdolecek return (error); 393 1.2.2.2 jdolecek } /* ixgbe_bp_aux_on */ 394 1.2.2.2 jdolecek 395 1.2.2.2 jdolecek /************************************************************************ 396 1.2.2.2 jdolecek * ixgbe_bp_aux_off 397 1.2.2.2 jdolecek ************************************************************************/ 398 1.2.2.2 jdolecek static int 399 1.2.2.2 jdolecek ixgbe_bp_aux_off(SYSCTLFN_ARGS) 400 1.2.2.2 jdolecek { 401 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 402 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 403 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 404 1.2.2.2 jdolecek int error = 0; 405 1.2.2.2 jdolecek static int aux_off = 0; 406 1.2.2.2 jdolecek 407 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 408 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL0, &aux_off); 409 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 410 1.2.2.2 jdolecek if (error) 411 1.2.2.2 jdolecek return (error); 412 1.2.2.2 jdolecek aux_off = (aux_off >> BYPASS_AUX_OFF_SHIFT) & 0x3; 413 1.2.2.2 jdolecek 414 1.2.2.2 jdolecek node.sysctl_data = &aux_off; 415 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 416 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 417 1.2.2.2 jdolecek return (error); 418 1.2.2.2 jdolecek 419 1.2.2.2 jdolecek /* Sanity check on the setting */ 420 1.2.2.2 jdolecek switch (aux_off) { 421 1.2.2.2 jdolecek case BYPASS_NOP: 422 1.2.2.2 jdolecek case BYPASS_NORM: 423 1.2.2.2 jdolecek case BYPASS_BYPASS: 424 1.2.2.2 jdolecek case BYPASS_ISOLATE: 425 1.2.2.2 jdolecek break; 426 1.2.2.2 jdolecek default: 427 1.2.2.2 jdolecek return (EINVAL); 428 1.2.2.2 jdolecek } 429 1.2.2.2 jdolecek 430 1.2.2.2 jdolecek /* Set the new state */ 431 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 432 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, 433 1.2.2.2 jdolecek BYPASS_AUX_OFF_M, aux_off << BYPASS_AUX_OFF_SHIFT); 434 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 435 1.2.2.2 jdolecek usec_delay(6000); 436 1.2.2.2 jdolecek return (error); 437 1.2.2.2 jdolecek } /* ixgbe_bp_aux_off */ 438 1.2.2.2 jdolecek 439 1.2.2.2 jdolecek /************************************************************************ 440 1.2.2.2 jdolecek * ixgbe_bp_wd_set - Set the Watchdog timer value 441 1.2.2.2 jdolecek * 442 1.2.2.2 jdolecek * Valid settings are: 443 1.2.2.2 jdolecek * - 0 will disable the watchdog 444 1.2.2.2 jdolecek * - 1, 2, 3, 4, 8, 16, 32 445 1.2.2.2 jdolecek * - anything else is invalid and will be ignored 446 1.2.2.2 jdolecek ************************************************************************/ 447 1.2.2.2 jdolecek static int 448 1.2.2.2 jdolecek ixgbe_bp_wd_set(SYSCTLFN_ARGS) 449 1.2.2.2 jdolecek { 450 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 451 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 452 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 453 1.2.2.2 jdolecek int error, tmp; 454 1.2.2.2 jdolecek static int timeout = 0; 455 1.2.2.2 jdolecek u32 mask, arg = BYPASS_PAGE_CTL0; 456 1.2.2.2 jdolecek 457 1.2.2.2 jdolecek /* Get the current hardware value */ 458 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 459 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL0, &tmp); 460 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 461 1.2.2.2 jdolecek if (error) 462 1.2.2.2 jdolecek return (error); 463 1.2.2.2 jdolecek /* 464 1.2.2.2 jdolecek * If armed keep the displayed value, 465 1.2.2.2 jdolecek * else change the display to zero. 466 1.2.2.2 jdolecek */ 467 1.2.2.2 jdolecek if ((tmp & (0x1 << BYPASS_WDT_ENABLE_SHIFT)) == 0) 468 1.2.2.2 jdolecek timeout = 0; 469 1.2.2.2 jdolecek 470 1.2.2.2 jdolecek node.sysctl_data = &timeout; 471 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 472 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 473 1.2.2.2 jdolecek return (error); 474 1.2.2.2 jdolecek 475 1.2.2.2 jdolecek mask = BYPASS_WDT_ENABLE_M; 476 1.2.2.2 jdolecek switch (timeout) { 477 1.2.2.2 jdolecek case 0: /* disables the timer */ 478 1.2.2.2 jdolecek break; 479 1.2.2.2 jdolecek case 1: 480 1.2.2.2 jdolecek arg = BYPASS_WDT_1_5 << BYPASS_WDT_TIME_SHIFT; 481 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 482 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 483 1.2.2.2 jdolecek break; 484 1.2.2.2 jdolecek case 2: 485 1.2.2.2 jdolecek arg = BYPASS_WDT_2 << BYPASS_WDT_TIME_SHIFT; 486 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 487 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 488 1.2.2.2 jdolecek break; 489 1.2.2.2 jdolecek case 3: 490 1.2.2.2 jdolecek arg = BYPASS_WDT_3 << BYPASS_WDT_TIME_SHIFT; 491 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 492 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 493 1.2.2.2 jdolecek break; 494 1.2.2.2 jdolecek case 4: 495 1.2.2.2 jdolecek arg = BYPASS_WDT_4 << BYPASS_WDT_TIME_SHIFT; 496 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 497 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 498 1.2.2.2 jdolecek break; 499 1.2.2.2 jdolecek case 8: 500 1.2.2.2 jdolecek arg = BYPASS_WDT_8 << BYPASS_WDT_TIME_SHIFT; 501 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 502 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 503 1.2.2.2 jdolecek break; 504 1.2.2.2 jdolecek case 16: 505 1.2.2.2 jdolecek arg = BYPASS_WDT_16 << BYPASS_WDT_TIME_SHIFT; 506 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 507 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 508 1.2.2.2 jdolecek break; 509 1.2.2.2 jdolecek case 32: 510 1.2.2.2 jdolecek arg = BYPASS_WDT_32 << BYPASS_WDT_TIME_SHIFT; 511 1.2.2.2 jdolecek arg |= 0x1 << BYPASS_WDT_ENABLE_SHIFT; 512 1.2.2.2 jdolecek mask |= BYPASS_WDT_VALUE_M; 513 1.2.2.2 jdolecek break; 514 1.2.2.2 jdolecek default: 515 1.2.2.2 jdolecek return (EINVAL); 516 1.2.2.2 jdolecek } 517 1.2.2.2 jdolecek /* Set the new watchdog */ 518 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 519 1.2.2.2 jdolecek error = hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL0, mask, arg); 520 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 521 1.2.2.2 jdolecek 522 1.2.2.2 jdolecek return (error); 523 1.2.2.2 jdolecek } /* ixgbe_bp_wd_set */ 524 1.2.2.2 jdolecek 525 1.2.2.2 jdolecek /************************************************************************ 526 1.2.2.2 jdolecek * ixgbe_bp_wd_reset - Reset the Watchdog timer 527 1.2.2.2 jdolecek * 528 1.2.2.2 jdolecek * To activate this it must be called with any argument. 529 1.2.2.2 jdolecek ************************************************************************/ 530 1.2.2.2 jdolecek static int 531 1.2.2.2 jdolecek ixgbe_bp_wd_reset(SYSCTLFN_ARGS) 532 1.2.2.2 jdolecek { 533 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 534 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 535 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 536 1.2.2.2 jdolecek u32 sec, year; 537 1.2.2.2 jdolecek int cmd, count = 0, error = 0; 538 1.2.2.2 jdolecek int reset_wd = 0; 539 1.2.2.2 jdolecek 540 1.2.2.2 jdolecek node.sysctl_data = &reset_wd; 541 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 542 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 543 1.2.2.2 jdolecek return (error); 544 1.2.2.2 jdolecek 545 1.2.2.2 jdolecek cmd = BYPASS_PAGE_CTL1 | BYPASS_WE | BYPASS_CTL1_WDT_PET; 546 1.2.2.2 jdolecek 547 1.2.2.2 jdolecek /* Resync the FW time while writing to CTL1 anyway */ 548 1.2.2.2 jdolecek ixgbe_get_bypass_time(&year, &sec); 549 1.2.2.2 jdolecek 550 1.2.2.2 jdolecek cmd |= (sec & BYPASS_CTL1_TIME_M) | BYPASS_CTL1_VALID; 551 1.2.2.2 jdolecek cmd |= BYPASS_CTL1_OFFTRST; 552 1.2.2.2 jdolecek 553 1.2.2.2 jdolecek ixgbe_bypass_wd_mutex_enter(adapter); 554 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, cmd, &reset_wd); 555 1.2.2.2 jdolecek 556 1.2.2.2 jdolecek /* Read until it matches what we wrote, or we time out */ 557 1.2.2.2 jdolecek do { 558 1.2.2.2 jdolecek if (count++ > 10) { 559 1.2.2.2 jdolecek error = IXGBE_BYPASS_FW_WRITE_FAILURE; 560 1.2.2.2 jdolecek break; 561 1.2.2.2 jdolecek } 562 1.2.2.2 jdolecek if (hw->mac.ops.bypass_rw(hw, BYPASS_PAGE_CTL1, &reset_wd)) { 563 1.2.2.2 jdolecek error = IXGBE_ERR_INVALID_ARGUMENT; 564 1.2.2.2 jdolecek break; 565 1.2.2.2 jdolecek } 566 1.2.2.2 jdolecek } while (!hw->mac.ops.bypass_valid_rd(cmd, reset_wd)); 567 1.2.2.2 jdolecek 568 1.2.2.2 jdolecek reset_wd = 0; 569 1.2.2.2 jdolecek ixgbe_bypass_wd_mutex_clear(adapter); 570 1.2.2.2 jdolecek return (error); 571 1.2.2.2 jdolecek } /* ixgbe_bp_wd_reset */ 572 1.2.2.2 jdolecek 573 1.2.2.2 jdolecek /************************************************************************ 574 1.2.2.2 jdolecek * ixgbe_bp_log - Display the bypass log 575 1.2.2.2 jdolecek * 576 1.2.2.2 jdolecek * You must pass a non-zero arg to sysctl 577 1.2.2.2 jdolecek ************************************************************************/ 578 1.2.2.2 jdolecek static int 579 1.2.2.2 jdolecek ixgbe_bp_log(SYSCTLFN_ARGS) 580 1.2.2.2 jdolecek { 581 1.2.2.2 jdolecek struct sysctlnode node = *rnode; 582 1.2.2.2 jdolecek struct adapter *adapter = (struct adapter *)node.sysctl_data; 583 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 584 1.2.2.2 jdolecek u32 cmd, base, head; 585 1.2.2.2 jdolecek u32 log_off, count = 0; 586 1.2.2.2 jdolecek static int status = 0; 587 1.2.2.2 jdolecek u8 data; 588 1.2.2.2 jdolecek struct ixgbe_bypass_eeprom eeprom[BYPASS_MAX_LOGS]; 589 1.2.2.2 jdolecek int i, error = 0; 590 1.2.2.2 jdolecek 591 1.2.2.2 jdolecek node.sysctl_data = &status; 592 1.2.2.2 jdolecek error = sysctl_lookup(SYSCTLFN_CALL(&node)); 593 1.2.2.2 jdolecek if ((error) || (newp == NULL)) 594 1.2.2.2 jdolecek return (error); 595 1.2.2.2 jdolecek 596 1.2.2.2 jdolecek /* Keep the log display single-threaded */ 597 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.log, 0, 1) == 0) 598 1.2.2.2 jdolecek usec_delay(3000); 599 1.2.2.2 jdolecek 600 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 601 1.2.2.2 jdolecek 602 1.2.2.2 jdolecek /* Find Current head of the log eeprom offset */ 603 1.2.2.2 jdolecek cmd = BYPASS_PAGE_CTL2 | BYPASS_WE; 604 1.2.2.2 jdolecek cmd |= (0x1 << BYPASS_CTL2_OFFSET_SHIFT) & BYPASS_CTL2_OFFSET_M; 605 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, cmd, &status); 606 1.2.2.2 jdolecek if (error) 607 1.2.2.2 jdolecek goto unlock_err; 608 1.2.2.2 jdolecek 609 1.2.2.2 jdolecek /* wait for the write to stick */ 610 1.2.2.2 jdolecek msec_delay(100); 611 1.2.2.2 jdolecek 612 1.2.2.2 jdolecek /* Now read the results */ 613 1.2.2.2 jdolecek cmd &= ~BYPASS_WE; 614 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, cmd, &status); 615 1.2.2.2 jdolecek if (error) 616 1.2.2.2 jdolecek goto unlock_err; 617 1.2.2.2 jdolecek 618 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 619 1.2.2.2 jdolecek 620 1.2.2.2 jdolecek base = status & BYPASS_CTL2_DATA_M; 621 1.2.2.2 jdolecek head = (status & BYPASS_CTL2_HEAD_M) >> BYPASS_CTL2_HEAD_SHIFT; 622 1.2.2.2 jdolecek 623 1.2.2.2 jdolecek /* address of the first log */ 624 1.2.2.2 jdolecek log_off = base + (head * 5); 625 1.2.2.2 jdolecek 626 1.2.2.2 jdolecek /* extract all the log entries */ 627 1.2.2.2 jdolecek while (count < BYPASS_MAX_LOGS) { 628 1.2.2.2 jdolecek eeprom[count].logs = 0; 629 1.2.2.2 jdolecek eeprom[count].actions = 0; 630 1.2.2.2 jdolecek 631 1.2.2.2 jdolecek /* Log 5 bytes store in on u32 and a u8 */ 632 1.2.2.2 jdolecek for (i = 0; i < 4; i++) { 633 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 634 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rd_eep(hw, log_off + i, 635 1.2.2.2 jdolecek &data); 636 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 637 1.2.2.2 jdolecek if (error) 638 1.2.2.2 jdolecek return (-EINVAL); 639 1.2.2.2 jdolecek eeprom[count].logs += data << (8 * i); 640 1.2.2.2 jdolecek } 641 1.2.2.2 jdolecek 642 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 643 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rd_eep(hw, 644 1.2.2.2 jdolecek log_off + i, &eeprom[count].actions); 645 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 646 1.2.2.2 jdolecek if (error) 647 1.2.2.2 jdolecek return (-EINVAL); 648 1.2.2.2 jdolecek 649 1.2.2.2 jdolecek /* Quit if not a unread log */ 650 1.2.2.2 jdolecek if (!(eeprom[count].logs & BYPASS_LOG_CLEAR_M)) 651 1.2.2.2 jdolecek break; 652 1.2.2.2 jdolecek /* 653 1.2.2.2 jdolecek * Log looks good so store the address where it's 654 1.2.2.2 jdolecek * Unread Log bit is so we can clear it after safely 655 1.2.2.2 jdolecek * pulling out all of the log data. 656 1.2.2.2 jdolecek */ 657 1.2.2.2 jdolecek eeprom[count].clear_off = log_off; 658 1.2.2.2 jdolecek 659 1.2.2.2 jdolecek count++; 660 1.2.2.2 jdolecek head = head ? head - 1 : BYPASS_MAX_LOGS; 661 1.2.2.2 jdolecek log_off = base + (head * 5); 662 1.2.2.2 jdolecek } 663 1.2.2.2 jdolecek 664 1.2.2.2 jdolecek /* reverse order (oldest first) for output */ 665 1.2.2.2 jdolecek while (count--) { 666 1.2.2.2 jdolecek int year; 667 1.2.2.2 jdolecek u32 mon, days, hours, min, sec; 668 1.2.2.2 jdolecek u32 time = eeprom[count].logs & BYPASS_LOG_TIME_M; 669 1.2.2.2 jdolecek u32 event = (eeprom[count].logs & BYPASS_LOG_EVENT_M) >> 670 1.2.2.2 jdolecek BYPASS_LOG_EVENT_SHIFT; 671 1.2.2.2 jdolecek u8 action = eeprom[count].actions & BYPASS_LOG_ACTION_M; 672 1.2.2.2 jdolecek u16 day_mon[2][13] = { 673 1.2.2.2 jdolecek {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365}, 674 1.2.2.2 jdolecek {0, 31, 59, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366} 675 1.2.2.2 jdolecek }; 676 1.2.2.2 jdolecek const char *event_str[] = {"unknown", "main on", "aux on", 677 1.2.2.2 jdolecek "main off", "aux off", "WDT", "user" }; 678 1.2.2.2 jdolecek const char *action_str[] = {"ignore", "normal", "bypass", 679 1.2.2.2 jdolecek "isolate",}; 680 1.2.2.2 jdolecek 681 1.2.2.2 jdolecek /* verify vaild data 1 - 6 */ 682 1.2.2.2 jdolecek if (event < BYPASS_EVENT_MAIN_ON || event > BYPASS_EVENT_USR) 683 1.2.2.2 jdolecek event = 0; 684 1.2.2.2 jdolecek 685 1.2.2.2 jdolecek /* 686 1.2.2.2 jdolecek * time is in sec's this year, so convert to something 687 1.2.2.2 jdolecek * printable. 688 1.2.2.2 jdolecek */ 689 1.2.2.2 jdolecek ixgbe_get_bypass_time(&year, &sec); 690 1.2.2.2 jdolecek days = time / SEC_PER_DAY; 691 1.2.2.2 jdolecek for (i = 11; days < day_mon[LEAP_YR(year)][i]; i--) 692 1.2.2.2 jdolecek continue; 693 1.2.2.2 jdolecek mon = i + 1; /* display month as 1-12 */ 694 1.2.2.2 jdolecek time -= (day_mon[LEAP_YR(year)][i] * SEC_PER_DAY); 695 1.2.2.2 jdolecek days = (time / SEC_PER_DAY) + 1; /* first day is 1 */ 696 1.2.2.2 jdolecek time %= SEC_PER_DAY; 697 1.2.2.2 jdolecek hours = time / (60 * 60); 698 1.2.2.2 jdolecek time %= (60 * 60); 699 1.2.2.2 jdolecek min = time / 60; 700 1.2.2.2 jdolecek sec = time % 60; 701 1.2.2.2 jdolecek device_printf(adapter->dev, 702 1.2.2.2 jdolecek "UT %02d/%02d %02d:%02d:%02d %8.8s -> %7.7s\n", 703 1.2.2.2 jdolecek mon, days, hours, min, sec, event_str[event], 704 1.2.2.2 jdolecek action_str[action]); 705 1.2.2.2 jdolecek cmd = BYPASS_PAGE_CTL2 | BYPASS_WE | BYPASS_CTL2_RW; 706 1.2.2.2 jdolecek cmd |= ((eeprom[count].clear_off + 3) 707 1.2.2.2 jdolecek << BYPASS_CTL2_OFFSET_SHIFT) & BYPASS_CTL2_OFFSET_M; 708 1.2.2.2 jdolecek cmd |= ((eeprom[count].logs & ~BYPASS_LOG_CLEAR_M) >> 24); 709 1.2.2.2 jdolecek 710 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 711 1.2.2.2 jdolecek 712 1.2.2.2 jdolecek error = hw->mac.ops.bypass_rw(hw, cmd, &status); 713 1.2.2.2 jdolecek 714 1.2.2.2 jdolecek /* wait for the write to stick */ 715 1.2.2.2 jdolecek msec_delay(100); 716 1.2.2.2 jdolecek 717 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 718 1.2.2.2 jdolecek 719 1.2.2.2 jdolecek if (error) 720 1.2.2.2 jdolecek return (-EINVAL); 721 1.2.2.2 jdolecek } 722 1.2.2.2 jdolecek 723 1.2.2.2 jdolecek status = 0; /* reset */ 724 1.2.2.2 jdolecek /* Another log command can now run */ 725 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.log, 1, 0) == 0) 726 1.2.2.2 jdolecek usec_delay(3000); 727 1.2.2.2 jdolecek return(error); 728 1.2.2.2 jdolecek 729 1.2.2.2 jdolecek unlock_err: 730 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 731 1.2.2.2 jdolecek status = 0; /* reset */ 732 1.2.2.2 jdolecek while (atomic_cas_uint(&adapter->bypass.log, 1, 0) == 0) 733 1.2.2.2 jdolecek usec_delay(3000); 734 1.2.2.2 jdolecek return (-EINVAL); 735 1.2.2.2 jdolecek } /* ixgbe_bp_log */ 736 1.2.2.2 jdolecek 737 1.2.2.2 jdolecek /************************************************************************ 738 1.2.2.2 jdolecek * ixgbe_bypass_init - Set up infrastructure for the bypass feature 739 1.2.2.2 jdolecek * 740 1.2.2.2 jdolecek * Do time and sysctl initialization here. This feature is 741 1.2.2.2 jdolecek * only enabled for the first port of a bypass adapter. 742 1.2.2.2 jdolecek ************************************************************************/ 743 1.2.2.2 jdolecek void 744 1.2.2.2 jdolecek ixgbe_bypass_init(struct adapter *adapter) 745 1.2.2.2 jdolecek { 746 1.2.2.2 jdolecek struct ixgbe_hw *hw = &adapter->hw; 747 1.2.2.2 jdolecek device_t dev = adapter->dev; 748 1.2.2.2 jdolecek u32 mask, value, sec, year; 749 1.2.2.2 jdolecek struct sysctllog **log; 750 1.2.2.2 jdolecek const struct sysctlnode *rnode, *cnode; 751 1.2.2.2 jdolecek 752 1.2.2.2 jdolecek if (!(adapter->feat_cap & IXGBE_FEATURE_BYPASS)) 753 1.2.2.2 jdolecek return; 754 1.2.2.2 jdolecek 755 1.2.2.2 jdolecek /* First set up time for the hardware */ 756 1.2.2.2 jdolecek ixgbe_get_bypass_time(&year, &sec); 757 1.2.2.2 jdolecek 758 1.2.2.2 jdolecek mask = BYPASS_CTL1_TIME_M 759 1.2.2.2 jdolecek | BYPASS_CTL1_VALID_M 760 1.2.2.2 jdolecek | BYPASS_CTL1_OFFTRST_M; 761 1.2.2.2 jdolecek 762 1.2.2.2 jdolecek value = (sec & BYPASS_CTL1_TIME_M) 763 1.2.2.2 jdolecek | BYPASS_CTL1_VALID 764 1.2.2.2 jdolecek | BYPASS_CTL1_OFFTRST; 765 1.2.2.2 jdolecek 766 1.2.2.2 jdolecek ixgbe_bypass_mutex_enter(adapter); 767 1.2.2.2 jdolecek hw->mac.ops.bypass_set(hw, BYPASS_PAGE_CTL1, mask, value); 768 1.2.2.2 jdolecek ixgbe_bypass_mutex_clear(adapter); 769 1.2.2.2 jdolecek 770 1.2.2.2 jdolecek /* Now set up the SYSCTL infrastructure */ 771 1.2.2.2 jdolecek log = &adapter->sysctllog; 772 1.2.2.2 jdolecek if ((rnode = ixgbe_sysctl_instance(adapter)) == NULL) { 773 1.2.2.2 jdolecek aprint_error_dev(dev, "could not create sysctl root\n"); 774 1.2.2.2 jdolecek return; 775 1.2.2.2 jdolecek } 776 1.2.2.2 jdolecek 777 1.2.2.2 jdolecek /* 778 1.2.2.2 jdolecek * The log routine is kept separate from the other 779 1.2.2.2 jdolecek * children so a general display command like: 780 1.2.2.2 jdolecek * `sysctl dev.ix.0.bypass` will not show the log. 781 1.2.2.2 jdolecek */ 782 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 783 1.2.2.2 jdolecek CTLTYPE_INT, "bypass_log", SYSCTL_DESCR("Bypass Log"), 784 1.2.2.2 jdolecek ixgbe_bp_log, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 785 1.2.2.2 jdolecek 786 1.2.2.2 jdolecek /* All other setting are hung from the 'bypass' node */ 787 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &rnode, 0, 788 1.2.2.2 jdolecek CTLTYPE_NODE, "bypass", SYSCTL_DESCR("Bypass"), 789 1.2.2.2 jdolecek NULL, 0, NULL, 0, CTL_CREATE, CTL_EOL); 790 1.2.2.2 jdolecek 791 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READONLY, 792 1.2.2.2 jdolecek CTLTYPE_INT, "version", SYSCTL_DESCR("Bypass Version"), 793 1.2.2.2 jdolecek ixgbe_bp_version, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 794 1.2.2.2 jdolecek 795 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 796 1.2.2.2 jdolecek CTLTYPE_INT, "state", SYSCTL_DESCR("Bypass State"), 797 1.2.2.2 jdolecek ixgbe_bp_set_state, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 798 1.2.2.2 jdolecek 799 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 800 1.2.2.2 jdolecek CTLTYPE_INT, "timeout", SYSCTL_DESCR("Bypass Timeout"), 801 1.2.2.2 jdolecek ixgbe_bp_timeout, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 802 1.2.2.2 jdolecek 803 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 804 1.2.2.2 jdolecek CTLTYPE_INT, "main_on", SYSCTL_DESCR("Bypass Main On"), 805 1.2.2.2 jdolecek ixgbe_bp_main_on, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 806 1.2.2.2 jdolecek 807 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 808 1.2.2.2 jdolecek CTLTYPE_INT, "main_off", SYSCTL_DESCR("Bypass Main Off"), 809 1.2.2.2 jdolecek ixgbe_bp_main_off, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 810 1.2.2.2 jdolecek 811 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 812 1.2.2.2 jdolecek CTLTYPE_INT, "aux_on", SYSCTL_DESCR("Bypass Aux On"), 813 1.2.2.2 jdolecek ixgbe_bp_aux_on, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 814 1.2.2.2 jdolecek 815 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 816 1.2.2.2 jdolecek CTLTYPE_INT, "aux_off", SYSCTL_DESCR("Bypass Aux Off"), 817 1.2.2.2 jdolecek ixgbe_bp_aux_off, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 818 1.2.2.2 jdolecek 819 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 820 1.2.2.2 jdolecek CTLTYPE_INT, "wd_set", SYSCTL_DESCR("Set BP Watchdog"), 821 1.2.2.2 jdolecek ixgbe_bp_wd_set, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 822 1.2.2.2 jdolecek 823 1.2.2.2 jdolecek sysctl_createv(log, 0, &rnode, &cnode, CTLFLAG_READWRITE, 824 1.2.2.2 jdolecek CTLTYPE_INT, "wd_reset", SYSCTL_DESCR("Bypass WD Reset"), 825 1.2.2.2 jdolecek ixgbe_bp_wd_reset, 0, (void *)adapter, 0, CTL_CREATE, CTL_EOL); 826 1.2.2.2 jdolecek 827 1.2.2.2 jdolecek adapter->feat_en |= IXGBE_FEATURE_BYPASS; 828 1.2.2.2 jdolecek 829 1.2.2.2 jdolecek return; 830 1.2.2.2 jdolecek } /* ixgbe_bypass_init */ 831 1.2.2.2 jdolecek 832
Indexes created Fri Oct 03 02:09:57 GMT 2025