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GET /api/1.0/patches/2175732/?format=api
{ "id": 2175732, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2175732/?format=api", "project": { "id": 69, "url": "http://patchwork.ozlabs.org/api/1.0/projects/69/?format=api", "name": "QEMU powerpc development", "link_name": "qemu-ppc", "list_id": "qemu-ppc.nongnu.org", "list_email": "qemu-ppc@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20251218200353.301866-3-calebs@linux.ibm.com>", "date": "2025-12-18T20:03:51", "name": "[2/4] ppc/pnv: Support for SECURITY_SWITCH XSCOM register access", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a110fe52c6233584f456367a6363d7e61e424f12", "submitter": { "id": 90855, "url": "http://patchwork.ozlabs.org/api/1.0/people/90855/?format=api", "name": "Caleb Schlossin", "email": "calebs@linux.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-ppc/patch/20251218200353.301866-3-calebs@linux.ibm.com/mbox/", "series": [ { "id": 485909, "url": "http://patchwork.ozlabs.org/api/1.0/series/485909/?format=api", "date": "2025-12-18T20:03:52", "name": "Power10 PowerVM bringup fixes", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/485909/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2175732/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "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=p64s9Uyb;\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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a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc\n :content-transfer-encoding:date:from:in-reply-to:message-id\n :mime-version:references:subject:to; s=pp1; bh=QCHr7wh/M1pwrrHRP\n PKSET60zsQsctfyDm+VTTG/IZg=; b=p64s9UybvnyydznL4NAtgYUc3aEzrj5D6\n 3R4e1LM7GATzDaPrxXSkEUfnZK145TrKRrumle4Ph3l2bDXnM2I47UlAPCpznoS2\n xzlHo0YnDQDKs7EnkIfk4ze3HmEqwEcqrF95khQhCNkFHeJHSXIGn4d3k2GWP1n4\n N0qpZpqwe/ZA9w+7Fy1FauRpJTbxxJAh3OMPHcMouezK/GKrUU5FPu6yK4/kC8vg\n Ifc5VwUPP58EVnKikb1hKp+ax3YVPhVQcjE1bon4B2sHba1Vzw+sONAzTsHBTL0v\n u89Tg/W4wbhgL0pX3G5ZttMeyfkxsBjBSyWycS+YblKtoeEBL9GnA==", "From": "Caleb Schlossin <calebs@linux.ibm.com>", "To": "qemu-devel@nongnu.org", "Cc": "qemu-ppc@nongnu.org, npiggin@gmail.com, adityag@linux.ibm.com,\n milesg@linux.ibm.com, chalapathi.v@linux.ibm.com, calebs@linux.ibm.com", "Subject": "[PATCH 2/4] ppc/pnv: Support for SECURITY_SWITCH XSCOM register\n access", "Date": "Thu, 18 Dec 2025 14:03:51 -0600", "Message-ID": "<20251218200353.301866-3-calebs@linux.ibm.com>", "X-Mailer": "git-send-email 2.47.3", "In-Reply-To": "<20251218200353.301866-1-calebs@linux.ibm.com>", "References": "<20251218200353.301866-1-calebs@linux.ibm.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-TM-AS-GCONF": "00", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjUxMjE4MDE2NCBTYWx0ZWRfX/EExGydf+EWK\n LKETNLIoPjvpiCwJmC7aHyAhWLngCtng9irVl+iFaUKdnsdanqnp+7/qa/oDuMRKIJZNVy7SW28\n UdecgM5XhD8UMeciJ90mlYzTrhGs9FHQhoXQVxya9XqPPAt+9bECna2lPfLRNjXf0MhiddukoAP\n wfBA4swjSYRZtiPinQsarWAprlPnpm+IyYpA+51OxUZJ8KPxPjhnpTv+QyV1E/hWAr7zS8Kjw7A\n u1ryx248sCoYHCZUZVQySWrKl9tdkroDdvpk3ajzLTfKaOvy+XsaLD3pNpk3LFu6F7MNjZwQXPV\n hHjKntzzm3gLc9pNOV79AzHBjEG+UMnk+ePL4HqSy+g4moml3q6Vj1sVU2EpKNb/aMVSkVluqUv\n wWSLqbGcFUcZrkcJrDuiMblZ7q9KDVZ8X5uolUWLmnBwMr6TqZsGFleLC2/pBumHPtdLLIVnEp+\n yjzIgk0btNoAPD2kCMQ==", "X-Proofpoint-ORIG-GUID": "7-9nNQMoEOU-3Rz9jjfjPHTIhHw_5pWY", "X-Proofpoint-GUID": "rYoutBMcZJvB0V3wTZoYKvpmp_1rwLyF", "X-Authority-Analysis": "v=2.4 cv=KqJAGGWN c=1 sm=1 tr=0 ts=69445e33 cx=c_pps\n a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17\n a=wP3pNCr1ah4A:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8\n a=_ttvAf2Y2UeZ28-z6QkA:9 a=ZXulRonScM0A:10 a=zZCYzV9kfG8A:10", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49\n definitions=2025-12-18_03,2025-12-17_02,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n priorityscore=1501 clxscore=1015 phishscore=0 malwarescore=0 bulkscore=0\n adultscore=0 impostorscore=0 lowpriorityscore=0 suspectscore=0 spamscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.19.0-2512120000 definitions=main-2512180164", "Received-SPF": "pass client-ip=148.163.158.5;\n envelope-from=calebs@linux.ibm.com;\n helo=mx0b-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_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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-ppc@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<qemu-ppc.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-ppc>,\n <mailto:qemu-ppc-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-ppc>", "List-Post": "<mailto:qemu-ppc@nongnu.org>", "List-Help": "<mailto:qemu-ppc-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-ppc>,\n <mailto:qemu-ppc-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Power Hypervisor code requires access to the SECURITY_SWITCH\nXSCOM register at MMIO address 0x80028 (scom address 0x10005).\nAdding basic read support for now so that is doesn't cause\nerror messages to be posted.\n\nSigned-off-by: Glenn Miles <milesg@linux.ibm.com>\nSigned-off-by: Caleb Schlossin <calebs@linux.ibm.com>\n---\n hw/ppc/pnv_xscom.c | 2 ++\n 1 file changed, 2 insertions(+)", "diff": "diff --git a/hw/ppc/pnv_xscom.c b/hw/ppc/pnv_xscom.c\nindex fbfec829d5..308430def7 100644\n--- a/hw/ppc/pnv_xscom.c\n+++ b/hw/ppc/pnv_xscom.c\n@@ -61,6 +61,8 @@ static uint32_t pnv_xscom_pcba(PnvChip *chip, uint64_t addr)\n static uint64_t xscom_read_default(PnvChip *chip, uint32_t pcba)\n {\n switch (pcba) {\n+ case 0x10005: /* SECURITY SWITCH */\n+ return 0;\n case 0xf000f:\n return PNV_CHIP_GET_CLASS(chip)->chip_cfam_id;\n case 0x18002: /* ECID2 */\n", "prefixes": [ "2/4" ] }