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[3/8] target/ppc: 74xx: Machine Check exception cleanup

Message ID 20220126164200.1048677-4-farosas@linux.ibm.com (mailing list archive)
State New, archived
Headers show
Series target/ppc: powerpc_excp improvements [74xx] (5/n) | expand

Commit Message

Fabiano Rosas Jan. 26, 2022, 4:41 p.m. UTC 
The 74xx don't have an MSR_HV.

Also remove 40x and BookE code.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
---
 target/ppc/excp_helper.c | 24 ------------------------
 1 file changed, 24 deletions(-)
diff mbox series

Patch

diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index 13e5cb3ddc..0d8c66b98f 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -612,34 +612,10 @@  static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp)
             cs->halted = 1;
             cpu_interrupt_exittb(cs);
         }
-        if (env->msr_mask & MSR_HVB) {
-            /*
-             * ISA specifies HV, but can be delivered to guest with HV
-             * clear (e.g., see FWNMI in PAPR).
-             */
-            new_msr |= (target_ulong)MSR_HVB;
-        }
 
         /* machine check exceptions don't have ME set */
         new_msr &= ~((target_ulong)1 << MSR_ME);
 
-        /* XXX: should also have something loaded in DAR / DSISR */
-        switch (excp_model) {
-        case POWERPC_EXCP_40x:
-            srr0 = SPR_40x_SRR2;
-            srr1 = SPR_40x_SRR3;
-            break;
-        case POWERPC_EXCP_BOOKE:
-            /* FIXME: choose one or the other based on CPU type */
-            srr0 = SPR_BOOKE_MCSRR0;
-            srr1 = SPR_BOOKE_MCSRR1;
-
-            env->spr[SPR_BOOKE_CSRR0] = env->nip;
-            env->spr[SPR_BOOKE_CSRR1] = msr;
-            break;
-        default:
-            break;
-        }
         break;
     case POWERPC_EXCP_DSI:       /* Data storage exception                   */
         trace_ppc_excp_dsi(env->spr[SPR_DSISR], env->spr[SPR_DAR]);