Opal TI: Add test for OPAL TI.

Trigger manual OPAL TI by directly setting scom address provided in
device-tree node ibm,sw-xstop-fir. This is to test basic functionality of
OPAL TI under normal circumstance.

Signed-off-by: Mahesh Salgaonkar <[email protected]>

Author: maheshsal

common/OpTestConstants.py

@@ -259,6 +259,7 @@ class OpTestConstants():
     TFMR_PURR_PARITY_ERROR = "0004080000000000"
     TFMR_SPURR_PARITY_ERROR = "0005080000000000"
     HMI_TOD_TOPOLOGY_FAILOVER = 7
+    OPAL_TI = 8
 
     # CPU sleep states constants
     GET_CPU_SLEEP_STATE2 = "cat /sys/devices/system/cpu/cpu*/cpuidle/state2/disable"

testcases/OpTestHMIHandling.py

@@ -336,6 +336,8 @@ def _testHMIHandling(self, i_test):
             self._testTFMR_Errors(BMC_CONST.TFMR_SPURR_PARITY_ERROR)
         elif l_test == BMC_CONST.HMI_TOD_TOPOLOGY_FAILOVER:
             self._test_tod_topology_failover()
+        elif l_test == BMC_CONST.OPAL_TI:
+            self._test_opal_ti()
         else:
             raise Exception("Please provide valid test case")
         l_con.run_command("dmesg -C")
@@ -493,6 +495,32 @@ def _test_tod_topology_failover(self):
 
         return
 
+    def ppc_bit(self, bit):
+        l_val = 0x8000000000000000 >> bit
+        return l_val
+
+    def _test_opal_ti(self):
+        '''
+        This function is used to test OPAL TI functionality.
+        '''
+        lsprop_output = self.cv_HOST.host_run_command("lsprop /proc/device-tree/ibm,sw-checkstop-fir | tail -n 1")
+        saddr, bit = str(lsprop_output[0]).split()
+        scom_addr = "0x%s" % saddr
+        bit = int(bit, 16)
+
+        l_error = "0x%016x" % self.ppc_bit(bit)
+
+        log.debug("lsprop = %s = %d" % (scom_addr, bit))
+        console = self.cv_SYSTEM.console
+
+        for l_pair in self.l_dic:
+            l_chip = l_pair[0]
+            l_cmd = "PATH=/usr/local/sbin:$PATH putscom -c %s %s %s" % (l_chip, scom_addr, l_error)
+            console.pty.sendline(l_cmd)
+            self.handle_OpalTI()
+
+        return
+
     def _test_hyp_resource_err(self):
         '''
         This function is used to test HMI: Hypervisor resource error
@@ -663,6 +691,14 @@ def runTest(self):
         else:
             self.skipTest("OPAL TI not supported on this system.")
 
+class OpalTI(OpTestHMIHandling):
+    def runTest(self):
+        rc = self.is_node_present("/proc/device-tree/ibm,sw-checkstop-fir")
+        if rc == 1:
+            self._testHMIHandling(BMC_CONST.OPAL_TI)
+        else:
+            self.skipTest("OPAL TI not supported on this system.")
+
 class HypervisorResourceError(OpTestHMIHandling):
     def runTest(self):
         self._testHMIHandling(BMC_CONST.HMI_HYPERVISOR_RESOURCE_ERROR)
@@ -677,6 +713,7 @@ def unrecoverable_suite():
     s.addTest(MalfunctionAlert())
     s.addTest(HypervisorResourceError())
     s.addTest(TodTopologyFailoverPanic())
+    s.addTest(OpalTI())
     s.addTest(TodTopologyFailoverOpalTI())
     s.addTest(ClearGard())
     return s