From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40127) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1afVo0-0000NU-OH for qemu-devel@nongnu.org; Mon, 14 Mar 2016 12:57:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1afVnx-00050G-HM for qemu-devel@nongnu.org; Mon, 14 Mar 2016 12:57:20 -0400 Received: from e06smtp09.uk.ibm.com ([195.75.94.105]:51045) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1afVnx-0004za-1C for qemu-devel@nongnu.org; Mon, 14 Mar 2016 12:57:17 -0400 Received: from localhost by e06smtp09.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 14 Mar 2016 16:57:15 -0000 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Date: Mon, 14 Mar 2016 17:56:37 +0100 Message-Id: <1457974600-13828-15-git-send-email-clg@fr.ibm.com> In-Reply-To: <1457974600-13828-1-git-send-email-clg@fr.ibm.com> References: <1457974600-13828-1-git-send-email-clg@fr.ibm.com> Subject: [Qemu-devel] [PATCH 14/17] ppc: Add dummy write to VTB List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: David Gibson Cc: Thomas Huth , qemu-ppc@nongnu.org, qemu-devel@nongnu.org From: Benjamin Herrenschmidt The Hypervisor can write it. We don't handle that properly yet but at least let's not blow up when it is written. Signed-off-by: Benjamin Herrenschmidt --- target-ppc/translate_init.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index 2fac6ea58698..28a9c2e73156 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -300,6 +300,12 @@ static void spr_write_purr(DisasContext *ctx, int gprn, int sprn) /* Temporary placeholder */ } +__attribute__ ((unused)) +static void spr_write_vtb(DisasContext *ctx, int gprn, int sprn) +{ + /* Temporary placeholder */ +} + #endif #endif @@ -8089,10 +8095,11 @@ static void gen_spr_power8_ebb(CPUPPCState *env) /* Virtual Time Base */ static void gen_spr_vtb(CPUPPCState *env) { - spr_register(env, SPR_VTB, "VTB", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_tbl, SPR_NOACCESS, - 0x00000000); + spr_register_hv(env, SPR_VTB, "VTB", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_tbl, SPR_NOACCESS, + &spr_read_tbl, spr_write_vtb, + 0x00000000); } static void gen_spr_power8_fscr(CPUPPCState *env) -- 2.1.4