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Mon, 9 Aug 2021 13:46:07 +0000 (GMT) Received: from smtp.tlslab.ibm.com (unknown [9.101.4.1]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with SMTP; Mon, 9 Aug 2021 13:46:07 +0000 (GMT) Received: from yukon.ibmuc.com (unknown [9.171.54.114]) by smtp.tlslab.ibm.com (Postfix) with ESMTP id 6E8D4220032; Mon, 9 Aug 2021 15:46:06 +0200 (CEST) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson , Greg Kurz Subject: [PATCH 26/26] pnv/xive2: Add support for 8bits thread id Date: Mon, 9 Aug 2021 15:45:47 +0200 Message-Id: <20210809134547.689560-27-clg@kaod.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210809134547.689560-1-clg@kaod.org> References: <20210809134547.689560-1-clg@kaod.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Grna0xtuC1akKj9_Em-M_81twMAQUmX6 X-Proofpoint-ORIG-GUID: Grna0xtuC1akKj9_Em-M_81twMAQUmX6 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.790 definitions=2021-08-09_04:2021-08-06, 2021-08-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 mlxlogscore=999 mlxscore=0 clxscore=1034 spamscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 bulkscore=0 adultscore=0 impostorscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108090101 Received-SPF: softfail client-ip=148.163.158.5; envelope-from=clg@kaod.org; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: 7 X-Spam_score: 0.7 X-Spam_bar: / X-Spam_report: (0.7 / 5.0 requ) RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org, =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: C=C3=A9dric Le Goater --- include/hw/ppc/xive2.h | 1 + hw/intc/pnv_xive2.c | 5 +++++ hw/intc/xive2.c | 3 ++- 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/include/hw/ppc/xive2.h b/include/hw/ppc/xive2.h index 6d8764724d6d..7281c1d10223 100644 --- a/include/hw/ppc/xive2.h +++ b/include/hw/ppc/xive2.h @@ -36,6 +36,7 @@ typedef struct Xive2Router { =20 #define XIVE2_GEN1_TIMA_OS 0x00000001 #define XIVE2_VP_SAVE_RESTORE 0x00000002 +#define XIVE2_THREADID_8BITS 0x00000004 =20 typedef struct Xive2RouterClass { SysBusDeviceClass parent; diff --git a/hw/intc/pnv_xive2.c b/hw/intc/pnv_xive2.c index 6f0a63cd3d2f..5aaccaf78934 100644 --- a/hw/intc/pnv_xive2.c +++ b/hw/intc/pnv_xive2.c @@ -438,6 +438,11 @@ static uint32_t pnv_xive2_get_config(Xive2Router *xr= tr) cfg |=3D XIVE2_VP_SAVE_RESTORE; } =20 + if (GETFIELD(CQ_XIVE_CFG_HYP_HARD_RANGE, + xive->cq_regs[CQ_XIVE_CFG >> 3]) =3D=3D CQ_XIVE_CFG_THREAD= ID_8BITS) { + cfg |=3D XIVE2_THREADID_8BITS; + } + return cfg; } =20 diff --git a/hw/intc/xive2.c b/hw/intc/xive2.c index 532e832422a3..c599ee67ec97 100644 --- a/hw/intc/xive2.c +++ b/hw/intc/xive2.c @@ -469,7 +469,8 @@ static uint32_t xive2_tctx_hw_cam_line(XivePresenter = *xptr, XiveTCTX *tctx) CPUPPCState *env =3D &POWERPC_CPU(tctx->cs)->env; uint32_t pir =3D env->spr_cb[SPR_PIR].default_value; uint8_t blk =3D xive2_router_get_block_id(xrtr); - uint8_t tid_shift =3D 7; + uint8_t tid_shift =3D + xive2_router_get_config(xrtr) & XIVE2_THREADID_8BITS ? 8 : 7; uint8_t tid_mask =3D (1 << tid_shift) - 1; =20 return xive2_nvp_cam_line(blk, 1 << tid_shift | (pir & tid_mask)); --=20 2.31.1