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-rw-r--r--target-ppc/helper.h1
-rw-r--r--target-ppc/op_helper.c18
-rw-r--r--target-ppc/translate.c16
3 files changed, 35 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 48ceb61462..148543a8a1 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -358,6 +358,7 @@ DEF_HELPER_FLAGS_1(load_sr, TCG_CALL_CONST, tl, tl);
DEF_HELPER_FLAGS_2(store_sr, TCG_CALL_CONST, void, tl, tl)
DEF_HELPER_FLAGS_1(602_mfrom, TCG_CALL_CONST | TCG_CALL_PURE, tl, tl)
+DEF_HELPER_1(msgsnd, void, tl)
DEF_HELPER_1(msgclr, void, tl)
#endif
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index e2f7614c27..3f4e06789f 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -4549,4 +4549,22 @@ void helper_msgclr(target_ulong rb)
env->pending_interrupts &= ~(1 << irq);
}
+void helper_msgsnd(target_ulong rb)
+{
+ int irq = dbell2irq(rb);
+ int pir = rb & DBELL_PIRTAG_MASK;
+ CPUState *cenv;
+
+ if (irq < 0) {
+ return;
+ }
+
+ for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu) {
+ if ((rb & DBELL_BRDCAST) || (cenv->spr[SPR_BOOKE_PIR] == pir)) {
+ cenv->pending_interrupts |= 1 << irq;
+ cpu_interrupt(cenv, CPU_INTERRUPT_HARD);
+ }
+ }
+}
+
#endif /* !CONFIG_USER_ONLY */
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 01bfe0a1de..b2780dbe55 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6236,6 +6236,20 @@ static void gen_msgclr(DisasContext *ctx)
#endif
}
+static void gen_msgsnd(DisasContext *ctx)
+{
+#if defined(CONFIG_USER_ONLY)
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+#else
+ if (unlikely(ctx->mem_idx == 0)) {
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+ return;
+ }
+
+ gen_helper_msgsnd(cpu_gpr[rB(ctx->opcode)]);
+#endif
+}
+
/*** Altivec vector extension ***/
/* Altivec registers moves */
@@ -8626,6 +8640,8 @@ GEN_HANDLER2_E(tlbivax_booke206, "tlbivax", 0x1F, 0x12, 0x18, 0x00000001,
PPC_NONE, PPC2_BOOKE206),
GEN_HANDLER2_E(tlbilx_booke206, "tlbilx", 0x1F, 0x12, 0x00, 0x03800001,
PPC_NONE, PPC2_BOOKE206),
+GEN_HANDLER2_E(msgsnd, "msgsnd", 0x1F, 0x0E, 0x06, 0x03ff0001,
+ PPC_NONE, PPC2_PRCNTL),
GEN_HANDLER2_E(msgclr, "msgclr", 0x1F, 0x0E, 0x07, 0x03ff0001,
PPC_NONE, PPC2_PRCNTL),
GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE),