blob: 04402c1f5fcbbdd8ac0d0fbccbe71945479a91b6 [file] [log] [blame]
Tomd700e762016-09-20 18:24:13 +05301#include <mapper.h>
Emily Shaffer1fabf222017-04-05 08:53:21 -07002#include <math.h>
Chris Austenac4604a2015-10-13 12:43:27 -05003#include <stdio.h>
4#include <string.h>
Emily Shaffercc941e12017-06-14 13:06:26 -07005#include <set>
Tom Josephbe703f72017-03-09 12:34:35 +05306#include <bitset>
Emily Shafferbbef71c2017-05-08 16:36:17 -07007#include <xyz/openbmc_project/Sensor/Value/server.hpp>
Chris Austen10ccc0f2015-12-10 18:27:04 -06008#include <systemd/sd-bus.h>
Tom Josephbe703f72017-03-09 12:34:35 +05309#include "host-ipmid/ipmid-api.h"
10#include <phosphor-logging/log.hpp>
Dhruvaraj Subhashchandran18e99992017-08-09 09:10:47 -050011#include <phosphor-logging/elog-errors.hpp>
Tomd700e762016-09-20 18:24:13 +053012#include "ipmid.hpp"
Tom Josephbe703f72017-03-09 12:34:35 +053013#include "sensorhandler.h"
14#include "types.hpp"
15#include "utils.hpp"
Dhruvaraj Subhashchandran18e99992017-08-09 09:10:47 -050016#include "xyz/openbmc_project/Common/error.hpp"
17
Chris Austen8a45e7c2015-10-15 00:31:46 -050018extern int updateSensorRecordFromSSRAESC(const void *);
Tomd700e762016-09-20 18:24:13 +053019extern sd_bus *bus;
Tom Josephbe703f72017-03-09 12:34:35 +053020extern const ipmi::sensor::IdInfoMap sensors;
21using namespace phosphor::logging;
Dhruvaraj Subhashchandran18e99992017-08-09 09:10:47 -050022using InternalFailure =
23 sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure;
Chris Austenac4604a2015-10-13 12:43:27 -050024
25void register_netfn_sen_functions() __attribute__((constructor));
26
Chris Austen0012e9b2015-10-22 01:37:46 -050027struct sensorTypemap_t {
28 uint8_t number;
Chris Austend7cf0e42015-11-07 14:27:12 -060029 uint8_t typecode;
Chris Austen0012e9b2015-10-22 01:37:46 -050030 char dbusname[32];
31} ;
32
Chris Austen0012e9b2015-10-22 01:37:46 -050033sensorTypemap_t g_SensorTypeMap[] = {
34
Chris Austend7cf0e42015-11-07 14:27:12 -060035 {0x01, 0x6F, "Temp"},
36 {0x0C, 0x6F, "DIMM"},
37 {0x0C, 0x6F, "MEMORY_BUFFER"},
38 {0x07, 0x6F, "PROC"},
39 {0x07, 0x6F, "CORE"},
40 {0x07, 0x6F, "CPU"},
41 {0x0F, 0x6F, "BootProgress"},
42 {0xe9, 0x09, "OccStatus"}, // E9 is an internal mapping to handle sensor type code os 0x09
43 {0xC3, 0x6F, "BootCount"},
44 {0x1F, 0x6F, "OperatingSystemStatus"},
Chris Austen800ba712015-12-03 15:31:00 -060045 {0x12, 0x6F, "SYSTEM_EVENT"},
46 {0xC7, 0x03, "SYSTEM"},
47 {0xC7, 0x03, "MAIN_PLANAR"},
Chris Austen10ccc0f2015-12-10 18:27:04 -060048 {0xC2, 0x6F, "PowerCap"},
Tom Joseph558184e2017-09-01 13:45:05 +053049 {0x0b, 0xCA, "PowerSupplyRedundancy"},
Jayanth Othayoth0661beb2017-03-22 06:00:58 -050050 {0xDA, 0x03, "TurboAllowed"},
Tom Joseph558184e2017-09-01 13:45:05 +053051 {0xD8, 0xC8, "PowerSupplyDerating"},
Chris Austend7cf0e42015-11-07 14:27:12 -060052 {0xFF, 0x00, ""},
Chris Austen0012e9b2015-10-22 01:37:46 -050053};
54
55
Chris Austenac4604a2015-10-13 12:43:27 -050056struct sensor_data_t {
57 uint8_t sennum;
58} __attribute__ ((packed)) ;
59
Chris Austen10ccc0f2015-12-10 18:27:04 -060060struct sensorreadingresp_t {
61 uint8_t value;
62 uint8_t operation;
63 uint8_t indication[2];
64} __attribute__ ((packed)) ;
Chris Austenac4604a2015-10-13 12:43:27 -050065
Tomd700e762016-09-20 18:24:13 +053066// Use a lookup table to find the interface name of a specific sensor
67// This will be used until an alternative is found. this is the first
68// step for mapping IPMI
69int find_interface_property_fru_type(dbus_interface_t *interface, const char *property_name, char *property_value) {
70
71 char *str1;
72 sd_bus_error error = SD_BUS_ERROR_NULL;
73 sd_bus_message *reply = NULL, *m=NULL;
74
75
76 int r;
77
78 r = sd_bus_message_new_method_call(bus,&m,interface->bus,interface->path,"org.freedesktop.DBus.Properties","Get");
79 if (r < 0) {
80 fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
81 fprintf(stderr,"Bus: %s Path: %s Interface: %s \n",
82 interface->bus, interface->path, interface->interface);
83 goto final;
84 }
85
86 r = sd_bus_message_append(m, "ss", "org.openbmc.InventoryItem", property_name);
87 if (r < 0) {
88 fprintf(stderr, "Failed to create a input parameter: %s", strerror(-r));
89 fprintf(stderr,"Bus: %s Path: %s Interface: %s \n",
90 interface->bus, interface->path, interface->interface);
91 goto final;
92 }
93
94 r = sd_bus_call(bus, m, 0, &error, &reply);
95 if (r < 0) {
96 fprintf(stderr, "Failed to call the method: %s", strerror(-r));
97 goto final;
98 }
99
100 r = sd_bus_message_read(reply, "v", "s", &str1) ;
101 if (r < 0) {
102 fprintf(stderr, "Failed to get a response: %s", strerror(-r));
103 goto final;
104 }
105
106 strcpy(property_value, str1);
107
108final:
109
110 sd_bus_error_free(&error);
111 m = sd_bus_message_unref(m);
112 reply = sd_bus_message_unref(reply);
113
114 return r;
115}
116
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700117int get_bus_for_path(const char *path, char **busname) {
118 return mapper_get_service(bus, path, busname);
119}
Tomd700e762016-09-20 18:24:13 +0530120
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700121int legacy_dbus_openbmc_path(const char *type, const uint8_t num, dbus_interface_t *interface) {
Tomd700e762016-09-20 18:24:13 +0530122 char *busname = NULL;
123 const char *iface = "org.openbmc.managers.System";
124 const char *objname = "/org/openbmc/managers/System";
125 char *str1 = NULL, *str2, *str3;
126 sd_bus_error error = SD_BUS_ERROR_NULL;
127 sd_bus_message *reply = NULL;
128
129
130 int r;
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700131 r = get_bus_for_path(objname, &busname);
Tomd700e762016-09-20 18:24:13 +0530132 if (r < 0) {
Brad Bishop819ddd42016-10-05 21:19:19 -0400133 fprintf(stderr, "Failed to get %s busname: %s\n",
134 objname, strerror(-r));
Tomd700e762016-09-20 18:24:13 +0530135 goto final;
136 }
137
138 r = sd_bus_call_method(bus,busname,objname,iface, "getObjectFromByteId",
139 &error, &reply, "sy", type, num);
140 if (r < 0) {
141 fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
142 goto final;
143 }
144
145 r = sd_bus_message_read(reply, "(ss)", &str2, &str3);
146 if (r < 0) {
147 fprintf(stderr, "Failed to get a response: %s", strerror(-r));
148 goto final;
149 }
150
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700151 r = get_bus_for_path(str2, &str1);
Tomd700e762016-09-20 18:24:13 +0530152 if (r < 0) {
Brad Bishop819ddd42016-10-05 21:19:19 -0400153 fprintf(stderr, "Failed to get %s busname: %s\n",
154 str2, strerror(-r));
Tomd700e762016-09-20 18:24:13 +0530155 goto final;
156 }
157
158 strncpy(interface->bus, str1, MAX_DBUS_PATH);
159 strncpy(interface->path, str2, MAX_DBUS_PATH);
160 strncpy(interface->interface, str3, MAX_DBUS_PATH);
161
162 interface->sensornumber = num;
Emily Shaffer71174412017-04-05 15:10:40 -0700163 // Make sure we know that the type hasn't been set, as newer codebase will
164 // set it automatically from the YAML at this step.
165 interface->sensortype = 0;
Tomd700e762016-09-20 18:24:13 +0530166
167final:
168
169 sd_bus_error_free(&error);
170 reply = sd_bus_message_unref(reply);
171 free(busname);
172 free(str1);
173
174 return r;
175}
176
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700177// Use a lookup table to find the interface name of a specific sensor
178// This will be used until an alternative is found. this is the first
179// step for mapping IPMI
180int find_openbmc_path(uint8_t num, dbus_interface_t *interface) {
181 int rc;
182
183 // When the sensor map does not contain the sensor requested,
184 // fall back to the legacy DBus lookup (deprecated)
185 const auto& sensor_it = sensors.find(num);
186 if (sensor_it == sensors.end())
187 {
188 return legacy_dbus_openbmc_path("SENSOR", num, interface);
189 }
190
191 const auto& info = sensor_it->second;
192
Patrick Williams8451edf2017-06-13 09:01:06 -0500193 char* busname = nullptr;
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700194 rc = get_bus_for_path(info.sensorPath.c_str(), &busname);
195 if (rc < 0) {
196 fprintf(stderr, "Failed to get %s busname: %s\n",
197 info.sensorPath.c_str(),
198 busname);
199 goto final;
200 }
201
202 interface->sensortype = info.sensorType;
203 strcpy(interface->bus, busname);
204 strcpy(interface->path, info.sensorPath.c_str());
205 // Take the interface name from the beginning of the DbusInterfaceMap. This
206 // works for the Value interface but may not suffice for more complex
207 // sensors.
208 // tracked https://github.com/openbmc/phosphor-host-ipmid/issues/103
Deepak Kodihalli1bb0d382017-08-12 02:01:27 -0500209 strcpy(interface->interface, info.propertyInterfaces.begin()->first.c_str());
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700210 interface->sensornumber = num;
211
212final:
213 free(busname);
214 return rc;
215}
216
Tomd700e762016-09-20 18:24:13 +0530217
218/////////////////////////////////////////////////////////////////////
219//
220// Routines used by ipmi commands wanting to interact on the dbus
221//
222/////////////////////////////////////////////////////////////////////
223int set_sensor_dbus_state_s(uint8_t number, const char *method, const char *value) {
224
225
226 dbus_interface_t a;
227 int r;
228 sd_bus_error error = SD_BUS_ERROR_NULL;
229 sd_bus_message *m=NULL;
230
231 fprintf(ipmidbus, "Attempting to set a dbus Variant Sensor 0x%02x via %s with a value of %s\n",
232 number, method, value);
233
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700234 r = find_openbmc_path(number, &a);
Tomd700e762016-09-20 18:24:13 +0530235
236 if (r < 0) {
237 fprintf(stderr, "Failed to find Sensor 0x%02x\n", number);
238 return 0;
239 }
240
241 r = sd_bus_message_new_method_call(bus,&m,a.bus,a.path,a.interface,method);
242 if (r < 0) {
243 fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
244 goto final;
245 }
246
247 r = sd_bus_message_append(m, "v", "s", value);
248 if (r < 0) {
249 fprintf(stderr, "Failed to create a input parameter: %s", strerror(-r));
250 goto final;
251 }
252
253
254 r = sd_bus_call(bus, m, 0, &error, NULL);
255 if (r < 0) {
256 fprintf(stderr, "Failed to call the method: %s", strerror(-r));
257 }
258
259final:
260 sd_bus_error_free(&error);
261 m = sd_bus_message_unref(m);
262
263 return 0;
264}
265int set_sensor_dbus_state_y(uint8_t number, const char *method, const uint8_t value) {
266
267
268 dbus_interface_t a;
269 int r;
270 sd_bus_error error = SD_BUS_ERROR_NULL;
271 sd_bus_message *m=NULL;
272
273 fprintf(ipmidbus, "Attempting to set a dbus Variant Sensor 0x%02x via %s with a value of 0x%02x\n",
274 number, method, value);
275
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700276 r = find_openbmc_path(number, &a);
Tomd700e762016-09-20 18:24:13 +0530277
278 if (r < 0) {
279 fprintf(stderr, "Failed to find Sensor 0x%02x\n", number);
280 return 0;
281 }
282
283 r = sd_bus_message_new_method_call(bus,&m,a.bus,a.path,a.interface,method);
284 if (r < 0) {
285 fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
286 goto final;
287 }
288
289 r = sd_bus_message_append(m, "v", "i", value);
290 if (r < 0) {
291 fprintf(stderr, "Failed to create a input parameter: %s", strerror(-r));
292 goto final;
293 }
294
295
296 r = sd_bus_call(bus, m, 0, &error, NULL);
297 if (r < 0) {
298 fprintf(stderr, "12 Failed to call the method: %s", strerror(-r));
299 }
300
301final:
302 sd_bus_error_free(&error);
303 m = sd_bus_message_unref(m);
304
305 return 0;
306}
307
Chris Austen0012e9b2015-10-22 01:37:46 -0500308uint8_t dbus_to_sensor_type(char *p) {
Chris Austenac4604a2015-10-13 12:43:27 -0500309
Chris Austen0012e9b2015-10-22 01:37:46 -0500310 sensorTypemap_t *s = g_SensorTypeMap;
311 char r=0;
Chris Austen0012e9b2015-10-22 01:37:46 -0500312 while (s->number != 0xFF) {
313 if (!strcmp(s->dbusname,p)) {
Tom Joseph558184e2017-09-01 13:45:05 +0530314 r = s->typecode;
Chris Austen0012e9b2015-10-22 01:37:46 -0500315 break;
Chris Austenac4604a2015-10-13 12:43:27 -0500316 }
Chris Austen0012e9b2015-10-22 01:37:46 -0500317 s++;
Chris Austenac4604a2015-10-13 12:43:27 -0500318 }
319
Chris Austen0012e9b2015-10-22 01:37:46 -0500320 if (s->number == 0xFF)
321 printf("Failed to find Sensor Type %s\n", p);
Chris Austenac4604a2015-10-13 12:43:27 -0500322
Chris Austen0012e9b2015-10-22 01:37:46 -0500323 return r;
Chris Austenac4604a2015-10-13 12:43:27 -0500324}
325
Chris Austen0012e9b2015-10-22 01:37:46 -0500326
327uint8_t dbus_to_sensor_type_from_dbus(dbus_interface_t *a) {
328 char fru_type_name[64];
329 int r= 0;
330
331 r = find_interface_property_fru_type(a, "fru_type", fru_type_name);
332 if (r<0) {
333 fprintf(stderr, "Failed to get a fru type: %s", strerror(-r));
334 return -1;
335 } else {
336 return dbus_to_sensor_type(fru_type_name);
337 }
338}
339
Emily Shaffer391f3302017-04-03 10:27:08 -0700340uint8_t get_type_from_interface(dbus_interface_t dbus_if) {
Chris Austen0012e9b2015-10-22 01:37:46 -0500341
Chris Austen0012e9b2015-10-22 01:37:46 -0500342 char *p;
Brad Bishop56003452016-10-05 21:49:19 -0400343 uint8_t type;
Chris Austen0012e9b2015-10-22 01:37:46 -0500344
Chris Austen0012e9b2015-10-22 01:37:46 -0500345 // This is where sensors that do not exist in dbus but do
346 // exist in the host code stop. This should indicate it
347 // is not a supported sensor
Emily Shaffer391f3302017-04-03 10:27:08 -0700348 if (dbus_if.interface[0] == 0) { return 0;}
Chris Austen0012e9b2015-10-22 01:37:46 -0500349
Emily Shaffer71174412017-04-05 15:10:40 -0700350 // Fetch type from interface itself.
351 if (dbus_if.sensortype != 0)
352 {
353 type = dbus_if.sensortype;
354 }
355 // Legacy codebase does not populate type during initial handling:
356 else if (strstr(dbus_if.interface, "InventoryItem")) {
Chris Austen0012e9b2015-10-22 01:37:46 -0500357 // InventoryItems are real frus. So need to get the
358 // fru_type property
Emily Shaffer391f3302017-04-03 10:27:08 -0700359 type = dbus_to_sensor_type_from_dbus(&dbus_if);
Chris Austen0012e9b2015-10-22 01:37:46 -0500360 } else {
361 // Non InventoryItems
Emily Shaffer391f3302017-04-03 10:27:08 -0700362 p = strrchr (dbus_if.path, '/');
Brad Bishop56003452016-10-05 21:49:19 -0400363 type = dbus_to_sensor_type(p+1);
Chris Austen0012e9b2015-10-22 01:37:46 -0500364 }
365
Brad Bishop56003452016-10-05 21:49:19 -0400366 return type;
Chris Austen0012e9b2015-10-22 01:37:46 -0500367 }
368
Emily Shaffer391f3302017-04-03 10:27:08 -0700369// Replaces find_sensor
370uint8_t find_type_for_sensor_number(uint8_t num) {
371 int r;
372 dbus_interface_t dbus_if;
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700373 r = find_openbmc_path(num, &dbus_if);
Emily Shaffer391f3302017-04-03 10:27:08 -0700374 if (r < 0) {
375 fprintf(stderr, "Could not find sensor %d\n", num);
376 return r;
377 }
378 return get_type_from_interface(dbus_if);
379}
380
Chris Austen10ccc0f2015-12-10 18:27:04 -0600381
382
383
384
Chris Austen0012e9b2015-10-22 01:37:46 -0500385ipmi_ret_t ipmi_sen_get_sensor_type(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
386 ipmi_request_t request, ipmi_response_t response,
Chris Austenac4604a2015-10-13 12:43:27 -0500387 ipmi_data_len_t data_len, ipmi_context_t context)
388{
389 sensor_data_t *reqptr = (sensor_data_t*)request;
390 ipmi_ret_t rc = IPMI_CC_OK;
391
392 printf("IPMI GET_SENSOR_TYPE [0x%02X]\n",reqptr->sennum);
393
394 // TODO Not sure what the System-event-sensor is suppose to return
395 // need to ask Hostboot team
396 unsigned char buf[] = {0x00,0x6F};
397
Emily Shaffer391f3302017-04-03 10:27:08 -0700398 buf[0] = find_type_for_sensor_number(reqptr->sennum);
Chris Austen0012e9b2015-10-22 01:37:46 -0500399
400 // HACK UNTIL Dbus gets updated or we find a better way
401 if (buf[0] == 0) {
Chris Austen800ba712015-12-03 15:31:00 -0600402 rc = IPMI_CC_SENSOR_INVALID;
Chris Austen0012e9b2015-10-22 01:37:46 -0500403 }
404
Chris Austenac4604a2015-10-13 12:43:27 -0500405
406 *data_len = sizeof(buf);
407 memcpy(response, &buf, *data_len);
408
Chris Austenac4604a2015-10-13 12:43:27 -0500409 return rc;
410}
411
Emily Shaffercc941e12017-06-14 13:06:26 -0700412const std::set<std::string> analogSensorInterfaces =
413{
414 "xyz.openbmc_project.Sensor.Value",
415};
416
417bool isAnalogSensor(const std::string& interface)
418{
419 return (analogSensorInterfaces.count(interface));
420}
421
Tom Josephbe703f72017-03-09 12:34:35 +0530422ipmi_ret_t setSensorReading(void *request)
423{
Tom Joseph816e92b2017-09-06 19:23:00 +0530424 ipmi::sensor::SetSensorReadingReq cmdData =
425 *(static_cast<ipmi::sensor::SetSensorReadingReq *>(request));
Tom Josephbe703f72017-03-09 12:34:35 +0530426
427 // Check if the Sensor Number is present
Dhruvaraj Subhashchandrane0af7202017-07-12 06:35:20 -0500428 const auto iter = sensors.find(cmdData.number);
Tom Josephbe703f72017-03-09 12:34:35 +0530429 if (iter == sensors.end())
430 {
431 return IPMI_CC_SENSOR_INVALID;
432 }
433
Dhruvaraj Subhashchandran18e99992017-08-09 09:10:47 -0500434 try
435 {
436 return iter->second.updateFunc(cmdData, iter->second);
437 }
438 catch (InternalFailure& e)
439 {
440 log<level::ERR>("Set sensor failed",
441 entry("SENSOR_NUM=%d", cmdData.number));
442 commit<InternalFailure>();
443 }
Tom Joseph82024322017-09-28 20:07:29 +0530444 catch (const std::runtime_error& e)
445 {
446 log<level::ERR>(e.what());
447 }
Dhruvaraj Subhashchandran18e99992017-08-09 09:10:47 -0500448
449 return IPMI_CC_UNSPECIFIED_ERROR;
Tom Josephbe703f72017-03-09 12:34:35 +0530450}
Chris Austenac4604a2015-10-13 12:43:27 -0500451
Chris Austen0012e9b2015-10-22 01:37:46 -0500452ipmi_ret_t ipmi_sen_set_sensor(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
453 ipmi_request_t request, ipmi_response_t response,
Chris Austenac4604a2015-10-13 12:43:27 -0500454 ipmi_data_len_t data_len, ipmi_context_t context)
455{
Chris Austenac4604a2015-10-13 12:43:27 -0500456 sensor_data_t *reqptr = (sensor_data_t*)request;
Chris Austenac4604a2015-10-13 12:43:27 -0500457
Chris Austen0012e9b2015-10-22 01:37:46 -0500458 printf("IPMI SET_SENSOR [0x%02x]\n",reqptr->sennum);
Chris Austenac4604a2015-10-13 12:43:27 -0500459
Tom Josephbe703f72017-03-09 12:34:35 +0530460 /*
461 * This would support the Set Sensor Reading command for the presence
462 * and functional state of Processor, Core & DIMM. For the remaining
463 * sensors the existing support is invoked.
464 */
465 auto ipmiRC = setSensorReading(request);
466
467 if(ipmiRC == IPMI_CC_SENSOR_INVALID)
468 {
469 updateSensorRecordFromSSRAESC(reqptr);
470 ipmiRC = IPMI_CC_OK;
471 }
Chris Austen8a45e7c2015-10-15 00:31:46 -0500472
Chris Austenac4604a2015-10-13 12:43:27 -0500473 *data_len=0;
Tom Josephbe703f72017-03-09 12:34:35 +0530474 return ipmiRC;
Chris Austenac4604a2015-10-13 12:43:27 -0500475}
476
Chris Austen10ccc0f2015-12-10 18:27:04 -0600477
478ipmi_ret_t ipmi_sen_get_sensor_reading(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
479 ipmi_request_t request, ipmi_response_t response,
480 ipmi_data_len_t data_len, ipmi_context_t context)
481{
482 sensor_data_t *reqptr = (sensor_data_t*)request;
483 ipmi_ret_t rc = IPMI_CC_SENSOR_INVALID;
Tom Joseph40c35b12017-09-07 02:04:42 +0530484 uint8_t type = 0;
Chris Austen10ccc0f2015-12-10 18:27:04 -0600485 sensorreadingresp_t *resp = (sensorreadingresp_t*) response;
486 int r;
487 dbus_interface_t a;
488 sd_bus *bus = ipmid_get_sd_bus_connection();
489 sd_bus_message *reply = NULL;
Adriana Kobylak93125982016-03-01 12:48:10 -0600490 int reading = 0;
Chris Austen10ccc0f2015-12-10 18:27:04 -0600491
Chris Austen10ccc0f2015-12-10 18:27:04 -0600492 printf("IPMI GET_SENSOR_READING [0x%02x]\n",reqptr->sennum);
493
Emily Shaffer2ae09b92017-04-05 15:09:41 -0700494 r = find_openbmc_path(reqptr->sennum, &a);
Chris Austen10ccc0f2015-12-10 18:27:04 -0600495
Tom Joseph40c35b12017-09-07 02:04:42 +0530496 if (r < 0)
497 {
Nan Li36deb762016-05-12 10:23:41 +0800498 fprintf(stderr, "Failed to find Sensor 0x%02x\n", reqptr->sennum);
Nan Li36deb762016-05-12 10:23:41 +0800499 }
Tom Joseph40c35b12017-09-07 02:04:42 +0530500 else
501 {
502 type = get_type_from_interface(a);
503 if(type == 0) {
504 fprintf(stderr, "Failed to find Sensor 0x%02x\n", reqptr->sennum);
505 return IPMI_CC_SENSOR_INVALID;
506 }
Nan Li36deb762016-05-12 10:23:41 +0800507
Tom Joseph40c35b12017-09-07 02:04:42 +0530508 fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n", a.bus, a.path,
509 a.interface);
Brad Bishop56003452016-10-05 21:49:19 -0400510 }
Chris Austen10ccc0f2015-12-10 18:27:04 -0600511
Chris Austen10ccc0f2015-12-10 18:27:04 -0600512 *data_len=0;
513
Emily Shaffer10f49592017-05-10 12:01:10 -0700514 int64_t raw_value;
Emily Shaffer1fabf222017-04-05 08:53:21 -0700515 ipmi::sensor::Info sensor;
516
Chris Austen10ccc0f2015-12-10 18:27:04 -0600517 switch(type) {
Chris Austen10ccc0f2015-12-10 18:27:04 -0600518 case 0xC2:
Dhruvaraj Subhashchandrand12ae752017-10-04 00:33:27 -0500519 case 0xC8:
Adriana Kobylak93125982016-03-01 12:48:10 -0600520 r = sd_bus_get_property(bus,a.bus, a.path, a.interface, "value", NULL, &reply, "i");
Chris Austen10ccc0f2015-12-10 18:27:04 -0600521 if (r < 0) {
522 fprintf(stderr, "Failed to call sd_bus_get_property:%d, %s\n", r, strerror(-r));
523 fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n",
524 a.bus, a.path, a.interface);
525 break;
526 }
527
Adriana Kobylak93125982016-03-01 12:48:10 -0600528 r = sd_bus_message_read(reply, "i", &reading);
Chris Austen10ccc0f2015-12-10 18:27:04 -0600529 if (r < 0) {
Adriana Kobylak93125982016-03-01 12:48:10 -0600530 fprintf(stderr, "Failed to read sensor: %s\n", strerror(-r));
Chris Austen10ccc0f2015-12-10 18:27:04 -0600531 break;
532 }
533
534 printf("Contents of a 0x%02x is 0x%02x\n", type, reading);
535
536 rc = IPMI_CC_OK;
537 *data_len=sizeof(sensorreadingresp_t);
538
Adriana Kobylak93125982016-03-01 12:48:10 -0600539 resp->value = (uint8_t)reading;
Chris Austen10ccc0f2015-12-10 18:27:04 -0600540 resp->operation = 0;
541 resp->indication[0] = 0;
542 resp->indication[1] = 0;
543 break;
544
Emily Shaffer1fabf222017-04-05 08:53:21 -0700545 case IPMI_SENSOR_TEMP:
546 case IPMI_SENSOR_VOLTAGE:
547 case IPMI_SENSOR_CURRENT:
548 case IPMI_SENSOR_FAN:
549 // Get reading for /xyz/openbmc_project/Sensor/Value.interface
Emily Shaffer10f49592017-05-10 12:01:10 -0700550 if(sensors.find(reqptr->sennum) == sensors.end())
551 {
552 fprintf(stderr, "Failed to find config entry for Sensor 0x%02x\n",
553 reqptr->sennum);
554 return IPMI_CC_SENSOR_INVALID;
555 }
556
557 sensor = sensors.at(reqptr->sennum);
Emily Shaffercc941e12017-06-14 13:06:26 -0700558 if (ipmi::sensor::Mutability::Read !=
559 (sensor.mutability & ipmi::sensor::Mutability::Read))
560 {
561 log<level::ERR>("Sensor was not readable.\n");
562 return IPMI_CC_SENSOR_INVALID;
563 }
564
Emily Shaffer1fabf222017-04-05 08:53:21 -0700565
566 // Get value
567 r = sd_bus_get_property_trivial(bus,
568 a.bus,
569 a.path,
570 a.interface,
571 "Value",
572 NULL,
573 'x',
574 &raw_value);
575 if (r < 0) {
576 fprintf(stderr,
577 "Failed to call sd_bus_get_property:%d, %s, 'value'\n",
578 r,
579 strerror(-r));
580 fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n",
581 a.bus, a.path, a.interface);
582 break;
583 }
584
Emily Shaffer10f49592017-05-10 12:01:10 -0700585 // Prevent div0
586 if (sensor.coefficientM == 0) {
587 sensor.coefficientM = 1;
588 };
Emily Shaffer1fabf222017-04-05 08:53:21 -0700589
Emily Shaffer10f49592017-05-10 12:01:10 -0700590 resp->value = static_cast<uint8_t>(
591 (raw_value - sensor.scaledOffset) / sensor.coefficientM);
Emily Shafferbbef71c2017-05-08 16:36:17 -0700592 resp->operation = 1<<6; // scanning enabled
593 resp->indication[0] = 0; // not a threshold sensor. ignore
Emily Shaffer1fabf222017-04-05 08:53:21 -0700594 resp->indication[1] = 0;
595 rc = IPMI_CC_OK;
596 *data_len=sizeof(sensorreadingresp_t);
597 break;
Chris Austen10ccc0f2015-12-10 18:27:04 -0600598 default:
Tom Joseph14c15462017-09-07 02:16:51 +0530599 {
600 const auto iter = sensors.find(reqptr->sennum);
601 if (iter == sensors.end())
602 {
603 return IPMI_CC_SENSOR_INVALID;
604 }
605
606 try
607 {
608 auto getResponse = iter->second.getFunc(iter->second);
609 *data_len = getResponse.size();
610 memcpy(resp, getResponse.data(), *data_len);
611 return IPMI_CC_OK;
612 }
613 catch (InternalFailure& e)
614 {
615 log<level::ERR>("Get sensor failed",
616 entry("SENSOR_NUM=%d", reqptr->sennum));
617 commit<InternalFailure>();
618 return IPMI_CC_SENSOR_INVALID;
619 }
Tom Joseph82024322017-09-28 20:07:29 +0530620 catch (const std::runtime_error& e)
621 {
622 log<level::ERR>(e.what());
623 return IPMI_CC_SENSOR_INVALID;
624 }
Tom Joseph14c15462017-09-07 02:16:51 +0530625 }
Chris Austen10ccc0f2015-12-10 18:27:04 -0600626 }
627
vishwa1eaea4f2016-02-26 11:57:40 -0600628 reply = sd_bus_message_unref(reply);
Chris Austen10ccc0f2015-12-10 18:27:04 -0600629
630 return rc;
631}
632
Chris Austen0012e9b2015-10-22 01:37:46 -0500633ipmi_ret_t ipmi_sen_wildcard(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
634 ipmi_request_t request, ipmi_response_t response,
Chris Austenac4604a2015-10-13 12:43:27 -0500635 ipmi_data_len_t data_len, ipmi_context_t context)
636{
Nan Li70aa8d92016-08-29 00:11:10 +0800637 ipmi_ret_t rc = IPMI_CC_INVALID;
Chris Austenac4604a2015-10-13 12:43:27 -0500638
639 printf("IPMI S/E Wildcard Netfn:[0x%X], Cmd:[0x%X]\n",netfn,cmd);
640 *data_len = 0;
641
642 return rc;
643}
644
Emily Shafferd06e0e72017-04-05 09:08:57 -0700645ipmi_ret_t ipmi_sen_get_sdr_info(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
646 ipmi_request_t request,
647 ipmi_response_t response,
648 ipmi_data_len_t data_len,
649 ipmi_context_t context)
650{
651 auto resp = static_cast<get_sdr_info::GetSdrInfoResp*>(response);
652 if (request == nullptr ||
653 get_sdr_info::request::get_count(request) == false)
654 {
655 // Get Sensor Count
656 resp->count = sensors.size();
657 }
658 else
659 {
660 resp->count = 1;
661 }
662
663 // Multiple LUNs not supported.
664 namespace response = get_sdr_info::response;
665 response::set_lun_present(0, &(resp->luns_and_dynamic_population));
666 response::set_lun_not_present(1, &(resp->luns_and_dynamic_population));
667 response::set_lun_not_present(2, &(resp->luns_and_dynamic_population));
668 response::set_lun_not_present(3, &(resp->luns_and_dynamic_population));
669 response::set_static_population(&(resp->luns_and_dynamic_population));
670
671 *data_len = SDR_INFO_RESP_SIZE;
672
673 return IPMI_CC_OK;
674}
675
Emily Shaffera344afc2017-04-13 15:09:39 -0700676ipmi_ret_t ipmi_sen_reserve_sdr(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
677 ipmi_request_t request,
678 ipmi_response_t response,
679 ipmi_data_len_t data_len,
680 ipmi_context_t context)
681{
682 // A constant reservation ID is okay until we implement add/remove SDR.
683 const uint16_t reservation_id = 1;
684 *(uint16_t*)response = reservation_id;
Emily Shaffer5a5a6282017-08-15 11:17:17 -0700685 *data_len = sizeof(uint16_t);
Emily Shaffera344afc2017-04-13 15:09:39 -0700686
687 printf("Created new IPMI SDR reservation ID %d\n", *(uint16_t*)response);
688 return IPMI_CC_OK;
689}
Chris Austenac4604a2015-10-13 12:43:27 -0500690
Emily Shaffercc941e12017-06-14 13:06:26 -0700691void setUnitFieldsForObject(sd_bus *bus,
692 const dbus_interface_t &iface,
693 const ipmi::sensor::Info *info,
694 get_sdr::SensorDataFullRecordBody *body)
695{
696 if (info->propertyInterfaces.begin()->first ==
697 "xyz.openbmc_project.Sensor.Value")
698 {
699 std::string result {};
700 char *raw_cstr = NULL;
701 if (0 > sd_bus_get_property_string(bus, iface.bus, iface.path,
702 iface.interface, "Unit", NULL,
703 &raw_cstr))
704 {
705 log<level::WARNING>("Unit interface missing.",
706 entry("bus=%s, path=%s", iface.bus, iface.path));
707 }
708 else
709 {
710 result = raw_cstr;
711 }
712 free(raw_cstr);
713
714 namespace server = sdbusplus::xyz::openbmc_project::Sensor::server;
715 try {
716 auto unit = server::Value::convertUnitFromString(result);
717 // Unit strings defined in
718 // phosphor-dbus-interfaces/xyz/openbmc_project/Sensor/Value.interface.yaml
719 switch (unit)
720 {
721 case server::Value::Unit::DegreesC:
722 body->sensor_units_2_base = get_sdr::SENSOR_UNIT_DEGREES_C;
723 break;
724 case server::Value::Unit::RPMS:
725 body->sensor_units_2_base = get_sdr::SENSOR_UNIT_REVOLUTIONS; // revolutions
726 get_sdr::body::set_rate_unit(0b100, body); // per minute
727 break;
728 case server::Value::Unit::Volts:
729 body->sensor_units_2_base = get_sdr::SENSOR_UNIT_VOLTS;
730 break;
731 case server::Value::Unit::Meters:
732 body->sensor_units_2_base = get_sdr::SENSOR_UNIT_METERS;
733 break;
734 case server::Value::Unit::Amperes:
735 body->sensor_units_2_base = get_sdr::SENSOR_UNIT_AMPERES;
736 break;
737 case server::Value::Unit::Joules:
738 body->sensor_units_2_base = get_sdr::SENSOR_UNIT_JOULES;
739 break;
740 default:
741 // Cannot be hit.
742 fprintf(stderr, "Unknown value unit type: = %s\n", result.c_str());
743 }
744 }
745 catch (sdbusplus::exception::InvalidEnumString e)
746 {
747 log<level::WARNING>("Warning: no unit provided for sensor!");
748 }
749 }
750}
751
752int64_t getScaleForObject(sd_bus *bus,
753 const dbus_interface_t& iface,
754 const ipmi::sensor::Info *info)
755{
756 int64_t result = 0;
757 if (info->propertyInterfaces.begin()->first ==
758 "xyz.openbmc_project.Sensor.Value")
759 {
760 if (0 > sd_bus_get_property_trivial(bus,
761 iface.bus,
762 iface.path,
763 iface.interface,
764 "Scale",
765 NULL,
766 'x',
767 &result)) {
768 log<level::WARNING>("Scale interface missing.",
769 entry("bus=%s, path=%s", iface.bus, iface.path));
770 }
771 }
772
773 return result;
774}
775
Emily Shafferbbef71c2017-05-08 16:36:17 -0700776ipmi_ret_t populate_record_from_dbus(get_sdr::SensorDataFullRecordBody *body,
777 const ipmi::sensor::Info *info,
778 ipmi_data_len_t data_len)
779{
780 /* Functional sensor case */
Emily Shaffercc941e12017-06-14 13:06:26 -0700781 if (isAnalogSensor(info->propertyInterfaces.begin()->first))
Emily Shafferbbef71c2017-05-08 16:36:17 -0700782 {
783 // Get bus
784 sd_bus *bus = ipmid_get_sd_bus_connection();
785 dbus_interface_t iface;
786
787 if (0 > find_openbmc_path(body->entity_id, &iface))
788 return IPMI_CC_SENSOR_INVALID;
789
790 body->sensor_units_1 = 0; // unsigned, no rate, no modifier, not a %
791
792 /* Unit info */
Emily Shaffercc941e12017-06-14 13:06:26 -0700793 setUnitFieldsForObject(bus, iface, info, body);
Emily Shafferbbef71c2017-05-08 16:36:17 -0700794
795 /* Modifiers to reading info */
Emily Shaffer10f49592017-05-10 12:01:10 -0700796 // Get scale
Emily Shaffercc941e12017-06-14 13:06:26 -0700797 int64_t scale = getScaleForObject(bus, iface, info);
Emily Shaffer10f49592017-05-10 12:01:10 -0700798
799 get_sdr::body::set_b(info->coefficientB, body);
800 get_sdr::body::set_m(info->coefficientM, body);
801 get_sdr::body::set_b_exp(info->exponentB, body);
802 get_sdr::body::set_r_exp(scale, body);
Emily Shafferbbef71c2017-05-08 16:36:17 -0700803
804 /* ID string */
805 std::string id_string = info->sensorPath.substr(
806 info->sensorPath.find_last_of('/')+1, info->sensorPath.length());
807 get_sdr::body::set_id_type(0b00, body); // 00 = unicode
808 if (id_string.length() > FULL_RECORD_ID_STR_MAX_LENGTH)
809 {
810 get_sdr::body::set_id_strlen(FULL_RECORD_ID_STR_MAX_LENGTH, body);
811 }
812 else
813 {
814 get_sdr::body::set_id_strlen(id_string.length(), body);
815 }
816 strncpy(body->id_string, id_string.c_str(),
817 get_sdr::body::get_id_strlen(body));
818 }
819
820 return IPMI_CC_OK;
821};
822
823ipmi_ret_t ipmi_sen_get_sdr(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
824 ipmi_request_t request, ipmi_response_t response,
825 ipmi_data_len_t data_len, ipmi_context_t context)
826{
827 ipmi_ret_t ret = IPMI_CC_OK;
828 get_sdr::GetSdrReq *req = (get_sdr::GetSdrReq*)request;
829 get_sdr::GetSdrResp *resp = (get_sdr::GetSdrResp*)response;
830 get_sdr::SensorDataFullRecord record = {0};
831 if (req != NULL)
832 {
833 // Note: we use an iterator so we can provide the next ID at the end of
834 // the call.
835 auto sensor = sensors.begin();
836
837 // At the beginning of a scan, the host side will send us id=0.
838 if (get_sdr::request::get_record_id(req) != 0)
839 {
840 sensor = sensors.find(get_sdr::request::get_record_id(req));
841 if(sensor == sensors.end()) {
842 return IPMI_CC_SENSOR_INVALID;
843 }
844 }
845
846 uint8_t sensor_id = sensor->first;
847
848 /* Header */
849 get_sdr::header::set_record_id(sensor_id, &(record.header));
850 record.header.sdr_version = 0x51; // Based on IPMI Spec v2.0 rev 1.1
851 record.header.record_type = get_sdr::SENSOR_DATA_FULL_RECORD;
852 record.header.record_length = sizeof(get_sdr::SensorDataFullRecord);
853
854 /* Key */
855 record.key.sensor_number = sensor_id;
856
857 /* Body */
858 record.body.entity_id = sensor_id;
859 record.body.sensor_type = sensor->second.sensorType;
860 record.body.event_reading_type = sensor->second.sensorReadingType;
861
862 // Set the type-specific details given the DBus interface
863 ret = populate_record_from_dbus(&(record.body), &(sensor->second),
864 data_len);
865
866 if (++sensor == sensors.end())
867 {
868 get_sdr::response::set_next_record_id(0xFFFF, resp); // last record
869 }
870 else
871 {
872 get_sdr::response::set_next_record_id(sensor->first, resp);
873 }
874
875 *data_len = sizeof(get_sdr::GetSdrResp) - req->offset;
876 memcpy(resp->record_data, (char*)&record + req->offset,
877 sizeof(get_sdr::SensorDataFullRecord) - req->offset);
878 }
879
880 return ret;
881}
882
883
Chris Austenac4604a2015-10-13 12:43:27 -0500884void register_netfn_sen_functions()
885{
Tom05732372016-09-06 17:21:23 +0530886 // <Wildcard Command>
Emily Shaffera344afc2017-04-13 15:09:39 -0700887 printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",
888 NETFUN_SENSOR, IPMI_CMD_WILDCARD);
889 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_WILDCARD,
890 nullptr, ipmi_sen_wildcard,
Tom05732372016-09-06 17:21:23 +0530891 PRIVILEGE_USER);
Chris Austenac4604a2015-10-13 12:43:27 -0500892
Tom05732372016-09-06 17:21:23 +0530893 // <Get Sensor Type>
Emily Shaffera344afc2017-04-13 15:09:39 -0700894 printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",
895 NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_TYPE);
896 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_TYPE,
897 nullptr, ipmi_sen_get_sensor_type,
Tom05732372016-09-06 17:21:23 +0530898 PRIVILEGE_USER);
Chris Austenac4604a2015-10-13 12:43:27 -0500899
Tom05732372016-09-06 17:21:23 +0530900 // <Set Sensor Reading and Event Status>
Emily Shaffera344afc2017-04-13 15:09:39 -0700901 printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",
902 NETFUN_SENSOR, IPMI_CMD_SET_SENSOR);
903 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_SET_SENSOR,
904 nullptr, ipmi_sen_set_sensor,
Tom05732372016-09-06 17:21:23 +0530905 PRIVILEGE_OPERATOR);
Chris Austen8a45e7c2015-10-15 00:31:46 -0500906
Tom05732372016-09-06 17:21:23 +0530907 // <Get Sensor Reading>
Emily Shaffera344afc2017-04-13 15:09:39 -0700908 printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",
909 NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_READING);
910 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_READING,
911 nullptr, ipmi_sen_get_sensor_reading,
912 PRIVILEGE_USER);
913
914 // <Reserve SDR>
915 printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",
916 NETFUN_SENSOR, IPMI_CMD_RESERVE_SDR_REPO);
917 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_RESERVE_SDR_REPO,
918 nullptr, ipmi_sen_reserve_sdr,
919 PRIVILEGE_USER);
Chris Austen10ccc0f2015-12-10 18:27:04 -0600920
Emily Shafferd06e0e72017-04-05 09:08:57 -0700921 // <Get SDR Info>
Emily Shaffera344afc2017-04-13 15:09:39 -0700922 printf("Registering NetFn:[0x%X], Cmd:[0x%x]\n",
923 NETFUN_SENSOR, IPMI_CMD_GET_SDR_INFO);
924 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_GET_SDR_INFO,
925 nullptr, ipmi_sen_get_sdr_info,
926 PRIVILEGE_USER);
Emily Shafferbbef71c2017-05-08 16:36:17 -0700927
928 // <Get SDR>
929 printf("Registering NetFn:[0x%X], Cmd:[0x%x]\n",
930 NETFUN_SENSOR, IPMI_CMD_GET_SDR);
931 ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_GET_SDR,
932 nullptr, ipmi_sen_get_sdr,
933 PRIVILEGE_USER);
934
Chris Austenac4604a2015-10-13 12:43:27 -0500935 return;
936}