1 files changed, 81 insertions, 0 deletions
diff --git a/hw/ppc/pnv_bmc.c b/hw/ppc/pnv_bmc.c
new file mode 100644
index 0000000000..a0820dca55
--- /dev/null
+++ b/hw/ppc/pnv_bmc.c
@@ -0,0 +1,81 @@
+/*
+ * QEMU PowerNV, BMC related functions
+ *
+ * Copyright (c) 2016-2017, IBM Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2, as
+ * published by the Free Software Foundation.
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/hw.h"
+#include "sysemu/sysemu.h"
+#include "target/ppc/cpu.h"
+#include "qapi/error.h"
+#include "qemu/log.h"
+#include "hw/ipmi/ipmi.h"
+#include "hw/ppc/fdt.h"
+
+#include "hw/ppc/pnv.h"
+
+#include <libfdt.h>
+
+/* TODO: include definition in ipmi.h */
+#define IPMI_SDR_FULL_TYPE 1
+
+void pnv_bmc_populate_sensors(IPMIBmc *bmc, void *fdt)
+{
+    int offset;
+    int i;
+    const struct ipmi_sdr_compact *sdr;
+    uint16_t nextrec;
+
+    offset = fdt_add_subnode(fdt, 0, "/bmc");
+    _FDT(offset);
+
+    _FDT((fdt_setprop_string(fdt, offset, "name", "bmc")));
+    _FDT((fdt_setprop_cell(fdt, offset, "#address-cells", 0x1)));
+    _FDT((fdt_setprop_cell(fdt, offset, "#size-cells", 0x0)));
+
+    offset = fdt_add_subnode(fdt, offset, "sensors");
+    _FDT(offset);
+
+    _FDT((fdt_setprop_cell(fdt, offset, "#address-cells", 0x1)));
+    _FDT((fdt_setprop_cell(fdt, offset, "#size-cells", 0x0)));
+
+    for (i = 0; !ipmi_bmc_sdr_find(bmc, i, &sdr, &nextrec); i++) {
+        int off;
+        char *name;
+
+        if (sdr->header.rec_type != IPMI_SDR_COMPACT_TYPE &&
+            sdr->header.rec_type != IPMI_SDR_FULL_TYPE) {
+            continue;
+        }
+
+        name = g_strdup_printf("sensor@%x", sdr->sensor_owner_number);
+        off = fdt_add_subnode(fdt, offset, name);
+        _FDT(off);
+        g_free(name);
+
+        _FDT((fdt_setprop_cell(fdt, off, "reg", sdr->sensor_owner_number)));
+        _FDT((fdt_setprop_string(fdt, off, "name", "sensor")));
+        _FDT((fdt_setprop_string(fdt, off, "compatible", "ibm,ipmi-sensor")));
+        _FDT((fdt_setprop_cell(fdt, off, "ipmi-sensor-reading-type",
+                               sdr->reading_type)));
+        _FDT((fdt_setprop_cell(fdt, off, "ipmi-entity-id",
+                               sdr->entity_id)));
+        _FDT((fdt_setprop_cell(fdt, off, "ipmi-entity-instance",
+                               sdr->entity_instance)));
+        _FDT((fdt_setprop_cell(fdt, off, "ipmi-sensor-type",
+                               sdr->sensor_type)));
+    }
+}