From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:43004) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h2toU-0001LO-4C for qemu-devel@nongnu.org; Sun, 10 Mar 2019 04:28:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h2toT-0001Yp-3R for qemu-devel@nongnu.org; Sun, 10 Mar 2019 04:28:06 -0400 From: David Gibson Date: Sun, 10 Mar 2019 19:26:35 +1100 Message-Id: <20190310082703.1245-33-david@gibson.dropbear.id.au> In-Reply-To: <20190310082703.1245-1-david@gibson.dropbear.id.au> References: <20190310082703.1245-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL 32/60] ppc/pnv: psi: add a reset handler List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org Cc: groug@kaod.org, qemu-ppc@nongnu.org, qemu-devel@nongnu.org, lvivier@redhat.com, =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , David Gibson From: C=C3=A9dric Le Goater Reset all regs but keep the MMIO BAR enabled as it is at realize time. Signed-off-by: C=C3=A9dric Le Goater Message-Id: <20190306085032.15744-14-clg@kaod.org> Signed-off-by: David Gibson --- 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 a2f8d0dece..e61861bfd3 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