From 9fceefa7d12c832c4da69737ce216c415309a7c3 Mon Sep 17 00:00:00 2001 From: j_mayer Date: Fri, 2 Nov 2007 22:47:50 +0000 Subject: [PATCH] Don't print any message when a priviledge exception occurs on mfpvr as the Linux allows applications to read this register. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3510 c046a42c-6fe2-441c-8c8c-71466251a162 --- target-ppc/translate.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 015a6215a3..3b1c9919aa 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -3550,11 +3550,17 @@ static always_inline void gen_op_mfspr (DisasContext *ctx) gen_op_store_T0_gpr(rD(ctx->opcode)); } else { /* Privilege exception */ - if (loglevel != 0) { - fprintf(logfile, "Trying to read privileged spr %d %03x\n", - sprn, sprn); + /* This is a hack to avoid warnings when running Linux: + * this OS breaks the PowerPC virtualisation model, + * allowing userland application to read the PVR + */ + if (sprn != SPR_PVR) { + if (loglevel != 0) { + fprintf(logfile, "Trying to read privileged spr %d %03x\n", + sprn, sprn); + } + printf("Trying to read privileged spr %d %03x\n", sprn, sprn); } - printf("Trying to read privileged spr %d %03x\n", sprn, sprn); GEN_EXCP_PRIVREG(ctx); } } else {