From nobody Tue Feb 10 00:40:07 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552382487443347.1482482273118; Tue, 12 Mar 2019 02:21:27 -0700 (PDT) Received: from localhost ([127.0.0.1]:47963 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3db1-00060I-0I for importer@patchew.org; Tue, 12 Mar 2019 05:21:15 -0400 Received: from eggs.gnu.org ([209.51.188.92]:47826) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3dCc-000247-0Q for qemu-devel@nongnu.org; Tue, 12 Mar 2019 04:56:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3dCb-0001sS-6g for qemu-devel@nongnu.org; Tue, 12 Mar 2019 04:56:01 -0400 Received: from ozlabs.org ([2401:3900:2:1::2]:39661) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3dCa-0001of-Od; Tue, 12 Mar 2019 04:56:01 -0400 Received: by ozlabs.org (Postfix, from userid 1007) id 44JTMQ054Vz9sP4; Tue, 12 Mar 2019 19:55:29 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1552380930; bh=AyY9RAkWpL1IZ+QbTM8F/qTxGkPj0/45TPK50VE1NVI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FAAS/kNhnM6xT5Q2+MK4sVirfkxl469v7Al2T737eBsst9n22hQo3n6LPll2MRrP7 /tZtlsWNmJUC3uRtY2PLxhY+OKWZUNs6xSzS58F3FOSc8AlrVNnKzXu61VJPRedP30 UYj/04XmwcYNd8Nh22yW9C1DGy9oEitrjC6uktJY= From: David Gibson To: peter.maydell@linaro.org Date: Tue, 12 Mar 2019 19:54:32 +1100 Message-Id: <20190312085502.8203-33-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190312085502.8203-1-david@gibson.dropbear.id.au> References: <20190312085502.8203-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2401:3900:2:1::2 Subject: [Qemu-devel] [PULL 32/62] ppc/pnv: psi: add a reset handler X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lvivier@redhat.com, qemu-devel@nongnu.org, groug@kaod.org, qemu-ppc@nongnu.org, clg@kaod.org, David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" 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 **e= rrp) 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_o= ffset) --=20 2.20.1