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Mon, 9 Mar 2026 00:36:06 GMT Received: from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69]) by ppma13.dal12v.mail.ibm.com (PPS) with ESMTPS id 4cs0jjtt97-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 09 Mar 2026 00:36:06 +0000 Received: from smtpav04.wdc07v.mail.ibm.com (smtpav04.wdc07v.mail.ibm.com [10.39.53.231]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 6290a4Qw8651460 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 9 Mar 2026 00:36:04 GMT Received: from smtpav04.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A225858052; Mon, 9 Mar 2026 00:36:04 +0000 (GMT) Received: from smtpav04.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8ABB658054; Mon, 9 Mar 2026 00:36:03 +0000 (GMT) Received: from t15.ibmuc.com (unknown [9.61.180.105]) by smtpav04.wdc07v.mail.ibm.com (Postfix) with ESMTP; Mon, 9 Mar 2026 00:36:03 +0000 (GMT) From: jrossi@linux.ibm.com To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org, thuth@redhat.com, mst@redhat.com Cc: jjherne@linux.ibm.com, alifm@linux.ibm.com, farman@linux.ibm.com, mjrosato@linux.ibm.com, jrossi@linux.ibm.com, zycai@linux.ibm.com Subject: [PATCH v5 00/15] s390x: Add support for virtio-blk-pci IPL device Date: Sun, 8 Mar 2026 20:35:46 -0400 Message-ID: <20260309003601.242634-1-jrossi@linux.ibm.com> X-Mailer: git-send-email 2.43.5 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: c27MV5PCfcGl1le4rmvJhlmF8W9rwndz X-Proofpoint-ORIG-GUID: c27MV5PCfcGl1le4rmvJhlmF8W9rwndz X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA5MDAwMyBTYWx0ZWRfX7gtBl9bb8Bfr 1NsNnQXGraPbktVNrWnIekEVhH5NLOPZUxLAcj+Qdz4IgrZYvqkvnNy5krx2VInoEVOl61rWeqY bRpsTsfs305zauNyVm9bDABahf1pcfys4DAH60ml6ZZsA35GlJVpqitYB+aEp6tMWzF15TLO5s7 Z0UrW45MC1V+mBsunGx35XFaNPkFkAMjHSfQJN2Za4w5GlZ13Ankj+wxGTFj0iDJh37Z2WuyiAm +f//0OdSt8N9A633PSNpjZMNPwbsBs3ts28OIyS4EACvTRWJoGXpIQVSMELlS3LAS74k4x1+nKa meEE+gZczQv0Sn0+wpr2SYJ8pGKF3vWVW/naCfOXFLrRpnYB6SZc+1HRKo8a4ZrHWiZ8wDZvpNG 4PhDJJXuS6aUozX6SNrWUXow2O4o+yuUI+Uy/0BdP4iJeqFsmCjCpNpNaFLDfXke4tUTm2jS/3k Ueh/oIiw2zj9hzKLf8g== X-Authority-Analysis: v=2.4 cv=B5q0EetM c=1 sm=1 tr=0 ts=69ae15f7 cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=iQ6ETzBq9ecOQQE5vZCe:22 a=VnNF1IyMAAAA:8 a=in6QM8ftKe1XUtxz0FQA:9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-08_07,2026-03-06_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 spamscore=0 clxscore=1015 impostorscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603090003 Received-SPF: pass client-ip=148.163.156.1; envelope-from=jrossi@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -9 X-Spam_score: -1.0 X-Spam_bar: - X-Spam_report: (-1.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Jared Rossi This patch series introduces an IPLB subtype to support PCI devices, which may be built if a device has been assigned a boot index and is identified as a PCI device with a corresponding s390 PCI Bus device. Boot support is only added for virtio-blk-pci at this time and is limited to devices with an assigned bootindex. A "loadparm" property is added to virtio-blk-pci boot devices on s390x. A simple test to check basic functionality is added to the cdrom-tests in qtest. Changes v4 -> v5: - Fix incorrect switch/case for virtio block device ID - Use target_s390x() instead of qemu_arch_available(QEMU_ARCH_S390X) - Properly denote switch fallthrough - Remove reduntant RC checks in PCI read/write Jared Rossi (15): pc-bios/s390-ccw: Fix misattributed function prototypes pc-bios/s390-ccw: Remove redundant vring schid attribute pc-bios/s390-ccw: Always reset virtio device on failed boot attempt s390x: Remove duplicate definitions of IPL types pc-bios/s390-ccw: Store device type independent of sense data pc-bios/s390-ccw: Split virtio-ccw and generic virtio include/hw/s390x: Move CLP definitions for easier BIOS access pc-bios/s390-ccw: Introduce CLP Architecture s390x: Add definitions for PCI IPL type pc-bios/s390-ccw: Introduce PCI device pc-bios/s390-ccw: Introduce virtio-pci functions pc-bios/s390-ccw: Add support for virtio-blk-pci IPL s390x: Build IPLB for virtio-pci devices hw: Add "loadparm" property to virtio block PCI devices booting on s390x tests/qtest: Add s390x PCI boot test to cdrom-test.c MAINTAINERS | 1 + hw/pci/pci.c | 38 ++ hw/s390x/ipl.c | 63 +++- hw/s390x/ipl.h | 8 +- hw/s390x/s390-pci-bus.c | 3 +- hw/s390x/s390-pci-vfio.c | 2 +- hw/virtio/virtio-blk-pci.c | 1 + include/hw/pci/pci.h | 1 + include/hw/pci/pci_device.h | 3 + include/hw/s390x/ipl/qipl.h | 20 + include/hw/s390x/{ => ipl}/s390-pci-clp.h | 0 include/hw/s390x/s390-pci-bus.h | 4 +- pc-bios/s390-ccw/Makefile | 3 +- pc-bios/s390-ccw/bootmap.c | 2 +- pc-bios/s390-ccw/clp.c | 99 +++++ pc-bios/s390-ccw/clp.h | 24 ++ pc-bios/s390-ccw/iplb.h | 4 - pc-bios/s390-ccw/main.c | 88 ++++- pc-bios/s390-ccw/netmain.c | 2 +- pc-bios/s390-ccw/pci.c | 118 ++++++ pc-bios/s390-ccw/pci.h | 42 +++ pc-bios/s390-ccw/s390-ccw.h | 7 - pc-bios/s390-ccw/virtio-blkdev.c | 76 ++-- pc-bios/s390-ccw/virtio-ccw.c | 241 ++++++++++++ pc-bios/s390-ccw/virtio-ccw.h | 24 ++ pc-bios/s390-ccw/virtio-net.c | 5 +- pc-bios/s390-ccw/virtio-pci.c | 432 ++++++++++++++++++++++ pc-bios/s390-ccw/virtio-pci.h | 82 ++++ pc-bios/s390-ccw/virtio-scsi.c | 8 +- pc-bios/s390-ccw/virtio-scsi.h | 2 +- pc-bios/s390-ccw/virtio.c | 293 +++++---------- pc-bios/s390-ccw/virtio.h | 19 +- tests/qtest/cdrom-test.c | 7 + 33 files changed, 1449 insertions(+), 273 deletions(-) rename include/hw/s390x/{ => ipl}/s390-pci-clp.h (100%) create mode 100644 pc-bios/s390-ccw/clp.c create mode 100644 pc-bios/s390-ccw/clp.h create mode 100644 pc-bios/s390-ccw/pci.c create mode 100644 pc-bios/s390-ccw/pci.h create mode 100644 pc-bios/s390-ccw/virtio-ccw.c create mode 100644 pc-bios/s390-ccw/virtio-ccw.h create mode 100644 pc-bios/s390-ccw/virtio-pci.c create mode 100644 pc-bios/s390-ccw/virtio-pci.h -- 2.52.0