{"id":2219384,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2219384/?format=json","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.0/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260402221453.1602899-25-zycai@linux.ibm.com>","date":"2026-04-02T22:14:46","name":"[v10,24/30] hw/s390x/ipl: Set IPIB flags for secure IPL","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"5e9f50fccc4289c7c3eb334e8e7e3d97798b1ee2","submitter":{"id":90643,"url":"http://patchwork.ozlabs.org/api/1.0/people/90643/?format=json","name":"Zhuoying Cai","email":"zycai@linux.ibm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260402221453.1602899-25-zycai@linux.ibm.com/mbox/","series":[{"id":498557,"url":"http://patchwork.ozlabs.org/api/1.0/series/498557/?format=json","date":"2026-04-02T22:14:35","name":"Secure IPL Support for SCSI Scheme of virtio-blk/virtio-scsi Devices","version":10,"mbox":"http://patchwork.ozlabs.org/series/498557/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2219384/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=IEVyGgIX;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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envelope-from=zycai@linux.ibm.com;\n helo=mx0a-001b2d01.pphosted.com","X-Spam_score_int":"-26","X-Spam_score":"-2.7","X-Spam_bar":"--","X-Spam_report":"(-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7,\n RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001,\n SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"If `-M secure-boot=on` is specified on the command line option, indicating\ntrue secure IPL enabled, set Secure-IPL bit and IPL-Information-Report\nbit on in IPIB Flags field, and trigger true secure IPL in the S390 BIOS.\n\nAny error that occurs during true secure IPL will cause the IPL to\nterminate.\n\nSigned-off-by: Zhuoying Cai \nReviewed-by: Thomas Huth \n---\n hw/s390x/ipl.c | 19 ++++++++++++++++++-\n 1 file changed, 18 insertions(+), 1 deletion(-)","diff":"diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c\nindex f4311f6d62..67e8231c76 100644\n--- a/hw/s390x/ipl.c\n+++ b/hw/s390x/ipl.c\n@@ -468,6 +468,11 @@ static bool s390_has_certificate(void)\n return ipl->cert_store.count > 0;\n }\n \n+static bool s390_secure_boot_enabled(void)\n+{\n+ return S390_CCW_MACHINE(qdev_get_machine())->secure_boot;\n+}\n+\n static bool s390_build_iplb(DeviceState *dev_st, IplParameterBlock *iplb)\n {\n CcwDevice *ccw_dev = NULL;\n@@ -524,6 +529,18 @@ static bool s390_build_iplb(DeviceState *dev_st, IplParameterBlock *iplb)\n s390_ipl_convert_loadparm((char *)lp, iplb->loadparm);\n iplb->flags |= DIAG308_FLAGS_LP_VALID;\n \n+ /*\n+ * If secure-boot is enabled, then toggle the secure IPL flags to\n+ * trigger secure boot in the s390 BIOS.\n+ *\n+ * Boot process will terminate if any error occurs during secure boot.\n+ *\n+ * If SIPL is on, IPLIR must also be on.\n+ */\n+ if (s390_secure_boot_enabled()) {\n+ iplb->hdr_flags |= (DIAG308_IPIB_FLAGS_SIPL | DIAG308_IPIB_FLAGS_IPLIR);\n+ iplb->len = cpu_to_be32(S390_IPLB_MAX_LEN);\n+ }\n /*\n * Secure boot in audit mode will perform\n * if certificate(s) exist in the key store.\n@@ -533,7 +550,7 @@ static bool s390_build_iplb(DeviceState *dev_st, IplParameterBlock *iplb)\n *\n * Results of secure boot will be stored in IIRB.\n */\n- if (s390_has_certificate()) {\n+ else if (s390_has_certificate()) {\n iplb->hdr_flags |= DIAG308_IPIB_FLAGS_IPLIR;\n iplb->len = cpu_to_be32(S390_IPLB_MAX_LEN);\n }\n","prefixes":["v10","24/30"]}