Openbmc dev snapshot.

1 files changed, 371 insertions, 0 deletions

diff --git a/meta-facebook/meta-yosemite/recipes-yosemite/ipmid/files/sensor.c b/meta-facebook/meta-yosemite/recipes-yosemite/ipmid/files/sensor.c
new file mode 100644
index 0000000..16cf98e
--- /dev/null
+++ b/meta-facebook/meta-yosemite/recipes-yosemite/ipmid/files/sensor.c
@@ -0,0 +1,371 @@
+/*
+ *
+ * Copyright 2014-present Facebook. All Rights Reserved.
+ *
+ * This file provides platform specific implementation of sensor information
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include "sensor.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <syslog.h>
+#include <string.h>
+
+#define SENSOR_MGMT_MAX 1
+#define SENSOR_DISC_MAX 8
+#define SENSOR_THRESH_MAX 1
+#define SENSOR_OEM_MAX 1
+
+#define BMC_SLAVE_ADDR 0x20
+
+typedef struct {
+  unsigned char num;
+  sensor_mgmt_t sensor[SENSOR_MGMT_MAX];
+} sensor_mgmt_info_t;
+
+typedef struct {
+  unsigned char num;
+  sensor_disc_t sensor[SENSOR_DISC_MAX];
+} sensor_disc_info_t;
+
+typedef struct {
+  unsigned char num;
+  sensor_thresh_t sensor[SENSOR_THRESH_MAX];
+} sensor_thresh_info_t;
+
+typedef struct {
+  unsigned char num;
+  sensor_oem_t sensor[SENSOR_OEM_MAX];
+} sensor_oem_info_t;
+
+// Global structures
+static sensor_mgmt_info_t g_sensor_mgmt = {0};
+static sensor_disc_info_t g_sensor_disc = {0};
+static sensor_thresh_info_t g_sensor_thresh = {0};
+static sensor_oem_info_t g_sensor_oem = {0};
+
+static void
+populate_mgmt_sensors(void) {
+  sensor_mgmt_t sensor = {0};
+
+  // Add record for the AST2100 BMC
+  sensor.slave_addr = BMC_SLAVE_ADDR;
+  sensor.chan_no = 0x0; // Primary BMC controller
+
+  // Init Agent = false
+  sensor.pwr_state_init = 0x00;
+
+  // FRUID = true, SEL = true, SDR = true, Sensor = true
+  sensor.dev_caps = 0x0F;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 0x09
+  sensor.str_type_len = 0xC0 + 0x09;
+  strncpy(sensor.str, "Yosemite-BMC", 0x09);
+
+  // Add this sensor to the global table
+  if (g_sensor_mgmt.num >= SENSOR_MGMT_MAX) {
+    syslog(LOG_ALERT, "populate_mgmt_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_mgmt.sensor[g_sensor_mgmt.num], &sensor, sizeof(sensor_mgmt_t));
+
+  g_sensor_mgmt.num++;
+
+  return;
+}
+
+static void
+populate_disc_sensors(void) {
+
+  sensor_disc_t sensor = {0};
+
+  // Sensor uS Status
+  // Sensor# 0x10
+  // EntitiyId# 0xD0, EntityInst# 0x00
+  // Sensor Type# Chassis 0x18
+  // Event Read/Type# OEM 0x70
+  sensor.owner= BMC_SLAVE_ADDR;
+  sensor.lun = 0x00;
+  sensor.sensor_num = 0x10;
+
+  sensor.ent_id = 0xD0;
+  sensor.ent_inst = 0x00;
+  // Enable Scanning, Enable Events
+  sensor.sensor_init = 0x63;
+  // Supports Auto Re-Arm
+  sensor.sensor_caps = 0x40;
+  sensor.sensor_type = 0x18;
+  sensor.evt_read_type = 0x70;
+  // 1-bit for CPU0 Thermal Trip
+  sensor.assert_evt_mask[0] = 0x04;
+  sensor.deassert_evt_mask[0] = 0x00;
+  sensor.read_evt_mask[0] = 0x04;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 12
+  sensor.str_type_len = 0xC0 + 9;
+  strncpy(sensor.str, "uS-Status", 9);
+
+  // Add this sensor to the global table
+  if (g_sensor_disc.num >= SENSOR_DISC_MAX) {
+    syslog(LOG_ALERT, "populate_disc_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_disc.sensor[g_sensor_disc.num], &sensor, sizeof(sensor_disc_t));
+
+  g_sensor_disc.num++;
+
+  // Sensor SEL Status
+  // Sensor# 0x5F
+  // EntitiyId# 0xD0, EntityInst# 0x02
+  // Sensor Type# OEM: 0xC0
+  // Event Read/Type# Sensor Specific: 0x6F
+  sensor.owner= BMC_SLAVE_ADDR;
+  sensor.lun = 0x00;
+  sensor.sensor_num = 0x5F;
+
+  sensor.ent_id = 0xD0;
+  sensor.ent_inst = 0x02;
+  // Enable Scanning, Enable Events
+  sensor.sensor_init = 0x63;
+  // Supports Auto Re-Arm
+  sensor.sensor_caps = 0x40;
+  sensor.sensor_type = 0xC0;
+  sensor.evt_read_type = 0x6F;
+  // SEL Clear(bit1), SEL Rollover(bit8)
+  sensor.assert_evt_mask[0] = 0x02;
+  sensor.assert_evt_mask[1] = 0x01;
+  sensor.deassert_evt_mask[0] = 0x00;
+  sensor.deassert_evt_mask[1] = 0x00;
+  sensor.read_evt_mask[0] = 0x02;
+  sensor.read_evt_mask[1] = 0x01;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 12
+  sensor.str_type_len = 0xC0 + 10;
+  strncpy(sensor.str, "SEL-Status", 10);
+
+  // Add this sensor to the global table
+  if (g_sensor_disc.num >= SENSOR_DISC_MAX) {
+    syslog(LOG_ALERT, "populate_disc_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_disc.sensor[g_sensor_disc.num], &sensor, sizeof(sensor_disc_t));
+
+  g_sensor_disc.num++;
+
+
+  // Sensor WDT
+  // Sensor# 0x60
+  // EntitiyId# 0xD0, EntityInst# 0x03
+  // Sensor Type# WDT2: 0x23
+  // Event Read/Type# Sensor Specific: 0x6F
+  sensor.owner= BMC_SLAVE_ADDR;
+  sensor.lun = 0x00;
+  sensor.sensor_num = 0x60;
+
+  sensor.ent_id = 0xD0;
+  sensor.ent_inst = 0x03;
+  // Enable Scanning, Enable Events
+  sensor.sensor_init = 0x63;
+  // Supports Auto Re-Arm
+  sensor.sensor_caps = 0x40;
+  sensor.sensor_type = 0x23;
+  sensor.evt_read_type = 0x6F;
+  // 5 bits for expiry, reset, pwrdown, pwrcycle, timer
+  sensor.assert_evt_mask[0] = 0x0F;
+  sensor.assert_evt_mask[1] = 0x01;
+  sensor.deassert_evt_mask[0] = 0x00;
+  sensor.deassert_evt_mask[1] = 0x00;
+  sensor.read_evt_mask[0] = 0x0F;
+  sensor.read_evt_mask[1] = 0x01;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 12
+  sensor.str_type_len = 0xC0 + 3;
+  strncpy(sensor.str, "WDT", 3);
+
+  // Add this sensor to the global table
+  if (g_sensor_disc.num >= SENSOR_DISC_MAX) {
+    syslog(LOG_ALERT, "populate_disc_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_disc.sensor[g_sensor_disc.num], &sensor, sizeof(sensor_disc_t));
+
+  g_sensor_disc.num++;
+
+
+  // Sensor Chassis Pwr Sts
+  // Sensor# 0x70
+  // EntitiyId# 0x15, EntityInst# 0x00
+  // Sensor Type# OEM: 0xC8
+  // Event Read/Type# Sensor Specific: 0x6F
+  sensor.owner= BMC_SLAVE_ADDR;
+  sensor.lun = 0x00;
+  sensor.sensor_num = 0x70;
+
+  sensor.ent_id = 0x15;
+  sensor.ent_inst = 0x00;
+  // Enable Scanning, Enable Events
+  sensor.sensor_init = 0x63;
+  // Supports Auto Re-Arm
+  sensor.sensor_caps = 0x40;
+  sensor.sensor_type = 0xC8;
+  sensor.evt_read_type = 0x6F;
+  // 6 bits for pwroff, pwrcycle, pwron, softdown, ac-lost, hard-reset
+  sensor.assert_evt_mask[0] = 0x3F;
+  sensor.deassert_evt_mask[0] = 0x00;
+  sensor.read_evt_mask[0] = 0x3F;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 12
+  sensor.str_type_len = 0xC0 + 13;
+  strncpy(sensor.str, "CH-Pwr-Status", 13);
+
+  // Add this sensor to the global table
+  if (g_sensor_disc.num >= SENSOR_DISC_MAX) {
+    syslog(LOG_ALERT, "populate_disc_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_disc.sensor[g_sensor_disc.num], &sensor, sizeof(sensor_disc_t));
+
+  g_sensor_disc.num++;
+
+  // Sensor CPU DIMM Hot
+  // Sensor# 0xB3
+  // EntitiyId# 0xD0, EntityInst# 0x05
+  // Sensor Type# OEM 0xC6
+  // Event Read/Type# Sensor Specific 6Fh
+  sensor.owner= BMC_SLAVE_ADDR;
+  sensor.lun = 0x00;
+  sensor.sensor_num = 0xB3;
+
+  sensor.ent_id = 0xD0;
+  sensor.ent_inst = 0x05;
+  // Enable Scanning, Enable Events
+  sensor.sensor_init = 0x63;
+  // Supports Auto Re-Arm
+  sensor.sensor_caps = 0x40;
+  sensor.sensor_type = 0xC6;
+  sensor.evt_read_type = 0x6F;
+  // Two bits for CPU Hot, DIMM Hot
+  sensor.assert_evt_mask[0] = 0x05;
+  sensor.deassert_evt_mask[0] = 0x05;
+  sensor.read_evt_mask[0] = 0x05;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 12
+  sensor.str_type_len = 0xC0 + 12;
+  strncpy(sensor.str, "CPU_DIMM_HOT", 12);
+
+  // Add this sensor to the global table
+  if (g_sensor_disc.num >= SENSOR_DISC_MAX) {
+    syslog(LOG_ALERT, "populate_disc_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_disc.sensor[g_sensor_disc.num], &sensor, sizeof(sensor_disc_t));
+
+  g_sensor_disc.num++;
+
+  // Sensor PMBus Status Word Low
+  // Sensor PMBus Status Word High
+  // Sensor PMBus Status MFR
+  // Sensor PMBus Status Input
+  // Sensor NTP Status
+  // Sensor# 0xED
+  // EntitiyId# 0x35, EntityInst# 0x00
+  // Sensor Type# OEM 0xC7
+  // Event Read/Type# Sensor Specific 6Fh
+  sensor.owner= BMC_SLAVE_ADDR;
+  sensor.lun = 0x00;
+  sensor.sensor_num = 0xED;
+
+  sensor.ent_id = 0x35;
+  sensor.ent_inst = 0x00;
+  // Enable Scanning, Enable Events
+  sensor.sensor_init = 0x63;
+  // Supports Auto Re-Arm
+  sensor.sensor_caps = 0x40;
+  sensor.sensor_type = 0xC7;
+  sensor.evt_read_type = 0x6F;
+  // 1-bit for date/time sync failed
+  sensor.assert_evt_mask[0] = 0x01;
+  sensor.deassert_evt_mask[0] = 0x00;
+  sensor.read_evt_mask[0] = 0x01;
+
+  // Device ID string
+  // Type - 0xC0: ASCII, Length - 10
+  sensor.str_type_len = 0xC0 + 12;
+  strncpy(sensor.str, "NTP-Status", 10);
+
+  // Add this sensor to the global table
+  if (g_sensor_disc.num >= SENSOR_DISC_MAX) {
+    syslog(LOG_ALERT, "populate_disc_sensors: num exceeded\n");
+    return;
+  }
+
+  memcpy(&g_sensor_disc.sensor[g_sensor_disc.num], &sensor, sizeof(sensor_disc_t));
+
+  g_sensor_disc.num++;
+
+  return;
+}
+
+// Access functions for Sensor Table
+void
+plat_sensor_mgmt_info(int *p_num, sensor_mgmt_t **p_sensor) {
+  *p_num = g_sensor_mgmt.num;
+  *p_sensor = g_sensor_mgmt.sensor;
+}
+
+void
+plat_sensor_disc_info(int *p_num, sensor_disc_t **p_sensor) {
+  *p_num = g_sensor_disc.num;
+  *p_sensor = g_sensor_disc.sensor;
+}
+
+void
+plat_sensor_thresh_info(int *p_num, sensor_thresh_t **p_sensor) {
+  *p_num = g_sensor_thresh.num;
+  *p_sensor = g_sensor_thresh.sensor;
+}
+
+void
+plat_sensor_oem_info(int *p_num, sensor_oem_t **p_sensor) {
+  *p_num = g_sensor_oem.num;
+  *p_sensor = g_sensor_oem.sensor;
+}
+
+// Initialize Sensor Table
+int
+plat_sensor_init(void) {
+
+  // Populate all Sensors
+  populate_mgmt_sensors();
+  populate_disc_sensors();
+
+  return 0;
+}