target/ppc: 7xx: System Reset cleanup

Thre is no HV support in the 7xx.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Message-Id: <20220204173430.1457358-9-farosas@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>

diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index 14a4eea9d6f2cf117eb055e1111405260861f018..2bbfc25d2b0d9a87d070bb86134f0282fd6e233f 100644 (file)
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -894,23 +894,9 @@ static void powerpc_excp_7xx(PowerPCCPU *cpu, int excp)
     case POWERPC_EXCP_DECR:      /* Decrementer exception                    */
         break;
     case POWERPC_EXCP_RESET:     /* System reset exception                   */
-        /* A power-saving exception sets ME, otherwise it is unchanged */
         if (msr_pow) {
-            /* indicate that we resumed from power save mode */
-            msr |= 0x10000;
-            new_msr |= ((target_ulong)1 << MSR_ME);
-        }
-        if (env->msr_mask & MSR_HVB) {
-            /*
-             * ISA specifies HV, but can be delivered to guest with HV
-             * clear (e.g., see FWNMI in PAPR, NMI injection in QEMU).
-             */
-            new_msr |= (target_ulong)MSR_HVB;
-        } else {
-            if (msr_pow) {
-                cpu_abort(cs, "Trying to deliver power-saving system reset "
-                          "exception %d with no HV support\n", excp);
-            }
+            cpu_abort(cs, "Trying to deliver power-saving system reset "
+                      "exception %d with no HV support\n", excp);
         }
         break;
     case POWERPC_EXCP_TRACE:     /* Trace exception                          */