From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:55468) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h1SH5-0006dI-BY for qemu-devel@nongnu.org; Wed, 06 Mar 2019 03:51:40 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h1SH3-00023Q-3l for qemu-devel@nongnu.org; Wed, 06 Mar 2019 03:51:38 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:47748 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h1SH0-0001GH-Sz for qemu-devel@nongnu.org; Wed, 06 Mar 2019 03:51:36 -0500 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x268mjo4192233 for ; Wed, 6 Mar 2019 03:50:55 -0500 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0b-001b2d01.pphosted.com with ESMTP id 2r29pact38-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 06 Mar 2019 03:50:54 -0500 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 6 Mar 2019 08:50:53 -0000 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Date: Wed, 6 Mar 2019 09:50:18 +0100 In-Reply-To: <20190306085032.15744-1-clg@kaod.org> References: <20190306085032.15744-1-clg@kaod.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Message-Id: <20190306085032.15744-14-clg@kaod.org> Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH 13/27] ppc/pnv: psi: add a reset handler List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: David Gibson Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org, =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Reset all regs but keep the MMIO BAR enabled as it is at realize time. Signed-off-by: C=C3=A9dric Le Goater --- hw/ppc/pnv_psi.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/hw/ppc/pnv_psi.c b/hw/ppc/pnv_psi.c index a2f8d0dece80..e61861bfd3c6 100644 --- a/hw/ppc/pnv_psi.c +++ b/hw/ppc/pnv_psi.c @@ -442,6 +442,15 @@ static const MemoryRegionOps pnv_psi_xscom_ops =3D { } }; =20 +static void pnv_psi_reset(void *dev) +{ + PnvPsi *psi =3D PNV_PSI(dev); + + memset(psi->regs, 0x0, sizeof(psi->regs)); + + psi->regs[PSIHB_XSCOM_BAR] =3D psi->bar | PSIHB_BAR_EN; +} + static void pnv_psi_init(Object *obj) { PnvPsi *psi =3D PNV_PSI(obj); @@ -511,6 +520,8 @@ static void pnv_psi_realize(DeviceState *dev, Error *= *errp) psi->regs[xivr] =3D PSIHB_XIVR_PRIO_MSK | ((uint64_t) i << PSIHB_XIVR_SRC_SH); } + + qemu_register_reset(pnv_psi_reset, dev); } =20 static int pnv_psi_dt_xscom(PnvXScomInterface *dev, void *fdt, int xscom= _offset) --=20 2.20.1