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[Qemu-devel] [PULL 10/17] ppc: Fix POWER7 and POWER8 exception definitio


From: David Gibson
Subject: [Qemu-devel] [PULL 10/17] ppc: Fix POWER7 and POWER8 exception definitions
Date: Thu, 23 Jun 2016 15:48:39 +1000

From: Benjamin Herrenschmidt <address@hidden>

We were initializing unused ones and missing some

Signed-off-by: Benjamin Herrenschmidt <address@hidden>
Reviewed-by: David Gibson <address@hidden>
[clg: fixed checkpatch.pl errors ]
Signed-off-by: C├ędric Le Goater <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
 target-ppc/cpu.h            | 11 ++++++++++-
 target-ppc/translate_init.c | 27 +++++++++++++++++++++------
 2 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index 93c2dd5..f005549 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -116,6 +116,9 @@ enum {
     POWERPC_EXCP_HYPPRIV  = 41, /* Embedded hypervisor priv instruction      */
     /* Vectors 42 to 63 are reserved                                         */
     /* Exceptions defined in the PowerPC server specification                */
+    /* Server doorbell variants */
+#define POWERPC_EXCP_SDOOR      POWERPC_EXCP_GDOORI
+#define POWERPC_EXCP_SDOOR_HV   POWERPC_EXCP_DOORI
     POWERPC_EXCP_RESET    = 64, /* System reset exception                    */
     POWERPC_EXCP_DSEG     = 65, /* Data segment exception                    */
     POWERPC_EXCP_ISEG     = 66, /* Instruction segment exception             */
@@ -158,8 +161,12 @@ enum {
     /* VSX Unavailable (Power ISA 2.06 and later)                            */
     POWERPC_EXCP_VSXU     = 94, /* VSX Unavailable                           */
     POWERPC_EXCP_FU       = 95, /* Facility Unavailable                      */
+    /* Additional ISA 2.06 and later server exceptions                       */
+    POWERPC_EXCP_HV_EMU   = 96, /* HV emulation assistance                   */
+    POWERPC_EXCP_HV_MAINT = 97, /* HMI                                       */
+    POWERPC_EXCP_HV_FU    = 98, /* Hypervisor Facility unavailable           */
     /* EOL                                                                   */
-    POWERPC_EXCP_NB       = 96,
+    POWERPC_EXCP_NB       = 99,
     /* QEMU exceptions: used internally during code translation              */
     POWERPC_EXCP_STOP         = 0x200, /* stop translation                   */
     POWERPC_EXCP_BRANCH       = 0x201, /* branch instruction                 */
@@ -2196,6 +2203,8 @@ enum {
     PPC_INTERRUPT_CDOORBELL,      /* Critical doorbell interrupt          */
     PPC_INTERRUPT_DOORBELL,       /* Doorbell interrupt                   */
     PPC_INTERRUPT_PERFM,          /* Performance monitor interrupt        */
+    PPC_INTERRUPT_HMI,            /* Hypervisor Maintainance interrupt    */
+    PPC_INTERRUPT_HDOORBELL,      /* Hypervisor Doorbell interrupt        */
 };
 
 /* Processor Compatibility mask (PCR) */
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index db56a39..01a490c 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -3180,18 +3180,30 @@ static void init_excp_POWER7 (CPUPPCState *env)
     env->excp_vectors[POWERPC_EXCP_HDECR]    = 0x00000980;
     env->excp_vectors[POWERPC_EXCP_SYSCALL]  = 0x00000C00;
     env->excp_vectors[POWERPC_EXCP_TRACE]    = 0x00000D00;
+    env->excp_vectors[POWERPC_EXCP_HDSI]     = 0x00000E00;
+    env->excp_vectors[POWERPC_EXCP_HISI]     = 0x00000E20;
+    env->excp_vectors[POWERPC_EXCP_HV_EMU]   = 0x00000E40;
+    env->excp_vectors[POWERPC_EXCP_HV_MAINT] = 0x00000E60;
     env->excp_vectors[POWERPC_EXCP_PERFM]    = 0x00000F00;
     env->excp_vectors[POWERPC_EXCP_VPU]      = 0x00000F20;
     env->excp_vectors[POWERPC_EXCP_VSXU]     = 0x00000F40;
-    env->excp_vectors[POWERPC_EXCP_FU]       = 0x00000F60;
-    env->excp_vectors[POWERPC_EXCP_IABR]     = 0x00001300;
-    env->excp_vectors[POWERPC_EXCP_MAINT]    = 0x00001600;
-    env->excp_vectors[POWERPC_EXCP_VPUA]     = 0x00001700;
-    env->excp_vectors[POWERPC_EXCP_THERM]    = 0x00001800;
     /* Hardware reset vector */
     env->hreset_vector = 0x0000000000000100ULL;
 #endif
 }
+
+static void init_excp_POWER8(CPUPPCState *env)
+{
+    init_excp_POWER7(env);
+
+#if !defined(CONFIG_USER_ONLY)
+    env->excp_vectors[POWERPC_EXCP_SDOOR]    = 0x00000A00;
+    env->excp_vectors[POWERPC_EXCP_FU]       = 0x00000F60;
+    env->excp_vectors[POWERPC_EXCP_HV_FU]    = 0x00000F80;
+    env->excp_vectors[POWERPC_EXCP_SDOOR_HV] = 0x00000E80;
+#endif
+}
+
 #endif
 
 /*****************************************************************************/
@@ -8132,10 +8144,13 @@ static void init_proc_book3s_64(CPUPPCState *env, int 
version)
         ppc970_irq_init(ppc_env_get_cpu(env));
         break;
     case BOOK3S_CPU_POWER7:
-    case BOOK3S_CPU_POWER8:
         init_excp_POWER7(env);
         ppcPOWER7_irq_init(ppc_env_get_cpu(env));
         break;
+    case BOOK3S_CPU_POWER8:
+        init_excp_POWER8(env);
+        ppcPOWER7_irq_init(ppc_env_get_cpu(env));
+        break;
     default:
         g_assert_not_reached();
     }
-- 
2.5.5




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