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From: Fabiano Rosas <farosas@linux.ibm.com>
To: qemu-devel@nongnu.org
Cc: danielhb413@gmail.com, qemu-ppc@nongnu.org, clg@kaod.org,
	david@gibson.dropbear.id.au
Subject: [PATCH 08/10] target/ppc: 7xx: System Reset cleanup
Date: Thu,  3 Feb 2022 19:42:44 -0300	[thread overview]
Message-ID: <20220203224246.1446652-9-farosas@linux.ibm.com> (raw)
In-Reply-To: <20220203224246.1446652-1-farosas@linux.ibm.com>

Thre is no HV support in the 7xx.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
---
 target/ppc/excp_helper.c | 18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index 0bb577b75d..f29f2ecefb 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -872,23 +872,9 @@ 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                          */
-- 
2.34.1



  parent reply	other threads:[~2022-02-03 22:54 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-03 22:42 [PATCH 00/10] target/ppc: powerpc_excp improvements [7xx] (8/n) Fabiano Rosas
2022-02-03 22:42 ` [PATCH 01/10] target/ppc: Merge 7x5 and 7x0 exception model IDs Fabiano Rosas
2022-02-03 22:42 ` [PATCH 02/10] target/ppc: Introduce powerpc_excp_7xx Fabiano Rosas
2022-02-03 22:42 ` [PATCH 03/10] target/ppc: Simplify powerpc_excp_7xx Fabiano Rosas
2022-02-04 13:05   ` BALATON Zoltan
2022-02-04 16:10     ` Fabiano Rosas
2022-02-04 16:42       ` BALATON Zoltan
2022-02-03 22:42 ` [PATCH 04/10] target/ppc: 7xx: Machine Check exception cleanup Fabiano Rosas
2022-02-03 22:42 ` [PATCH 05/10] target/ppc: 7xx: External interrupt cleanup Fabiano Rosas
2022-02-03 22:42 ` [PATCH 06/10] target/ppc: 7xx: Program exception cleanup Fabiano Rosas
2022-02-03 22:42 ` [PATCH 07/10] target/ppc: 7xx: System Call " Fabiano Rosas
2022-02-03 22:42 ` Fabiano Rosas [this message]
2022-02-03 22:42 ` [PATCH 09/10] target/ppc: 7xx: Software TLB cleanup Fabiano Rosas
2022-02-03 22:42 ` [PATCH 10/10] target/ppc: 7xx: Set SRRs directly in exception code Fabiano Rosas
2022-02-04  8:00 ` [PATCH 00/10] target/ppc: powerpc_excp improvements [7xx] (8/n) Cédric Le Goater
2022-02-04 16:13   ` Fabiano Rosas

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