{"id":812811,"url":"http://patchwork.ozlabs.org/api/patches/812811/?format=json","web_url":"http://patchwork.ozlabs.org/project/skiboot/patch/1505216759-15076-1-git-send-email-maddy@linux.vnet.ibm.com/","project":{"id":44,"url":"http://patchwork.ozlabs.org/api/projects/44/?format=json","name":"skiboot firmware development","link_name":"skiboot","list_id":"skiboot.lists.ozlabs.org","list_email":"skiboot@lists.ozlabs.org","web_url":"http://github.com/open-power/skiboot","scm_url":"http://github.com/open-power/skiboot","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<1505216759-15076-1-git-send-email-maddy@linux.vnet.ibm.com>","list_archive_url":null,"date":"2017-09-12T11:45:59","name":"[v2] skiboot/hw/imc: Add nest_memory region to \"exports\" node","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"8340bfd2beb7d85a4487322f255574d92d5f6d36","submitter":{"id":33703,"url":"http://patchwork.ozlabs.org/api/people/33703/?format=json","name":"maddy","email":"maddy@linux.vnet.ibm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/skiboot/patch/1505216759-15076-1-git-send-email-maddy@linux.vnet.ibm.com/mbox/","series":[{"id":2681,"url":"http://patchwork.ozlabs.org/api/series/2681/?format=json","web_url":"http://patchwork.ozlabs.org/project/skiboot/list/?series=2681","date":"2017-09-12T11:45:59","name":"[v2] skiboot/hw/imc: Add nest_memory region to \"exports\" node","version":2,"mbox":"http://patchwork.ozlabs.org/series/2681/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/812811/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/812811/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","skiboot@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","skiboot@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xs3Ct4ZBWz9s7f\n\tfor ;\n\tTue, 12 Sep 2017 21:56:10 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xs3Cs5yxRzDr5F\n\tfor ;\n\tTue, 12 Sep 2017 21:56:09 +1000 (AEST)","from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com\n\t[148.163.158.5])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xs30R4Gf4zDr5F\n\tfor ; Tue, 12 Sep 2017 21:46:14 +1000 (AEST)","from pps.filterd (m0098419.ppops.net [127.0.0.1])\n\tby mx0b-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv8CBhoxP069635\n\tfor ; Tue, 12 Sep 2017 07:46:12 -0400","from e23smtp06.au.ibm.com (e23smtp06.au.ibm.com [202.81.31.148])\n\tby mx0b-001b2d01.pphosted.com with ESMTP id 2cxcm085am-1\n\t(version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT)\n\tfor ; Tue, 12 Sep 2017 07:46:11 -0400","from localhost\n\tby e23smtp06.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use\n\tOnly! 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Violators will be prosecuted; \n\tTue, 12 Sep 2017 21:46:06 +1000","from d23av05.au.ibm.com (d23av05.au.ibm.com [9.190.234.119])\n\tby d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id\n\tv8CBk52b34340996\n\tfor ; Tue, 12 Sep 2017 21:46:05 +1000","from d23av05.au.ibm.com (localhost [127.0.0.1])\n\tby d23av05.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id\n\tv8CBk5UJ007840\n\tfor ; Tue, 12 Sep 2017 21:46:05 +1000","from localhost.localdomain (sriharisrinidhi.in.ibm.com\n\t[9.121.0.47])\n\tby d23av05.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id\n\tv8CBk2Ur007769; Tue, 12 Sep 2017 21:46:03 +1000"],"Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=linux.vnet.ibm.com\n\t(client-ip=148.163.158.5; helo=mx0a-001b2d01.pphosted.com;\n\tenvelope-from=maddy@linux.vnet.ibm.com; receiver=)","From":"Madhavan Srinivasan ","To":"stewart@linux.vnet.ibm.com","Date":"Tue, 12 Sep 2017 17:15:59 +0530","X-Mailer":"git-send-email 2.7.4","X-TM-AS-MML":"disable","x-cbid":"17091211-0040-0000-0000-00000355D2D2","X-IBM-AV-DETECTION":"SAVI=unused REMOTE=unused XFE=unused","x-cbparentid":"17091211-0041-0000-0000-00000CD60B4B","Message-Id":"<1505216759-15076-1-git-send-email-maddy@linux.vnet.ibm.com>","X-Proofpoint-Virus-Version":"vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-09-12_04:, , signatures=0","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=4\n\tmalwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam\n\tadjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000\n\tdefinitions=main-1709120165","Subject":"[Skiboot] [PATCH v2] skiboot/hw/imc: Add nest_memory region to\n\t\"exports\" node","X-BeenThere":"skiboot@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Mailing list for skiboot development ","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"skiboot@lists.ozlabs.org, mikey@neuling.org","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Errors-To":"skiboot-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org","Sender":"\"Skiboot\"\n\t"},"content":"Exports the In-Memory Collection counter nest memory to\nthe OS. This allows the OS to view the nest counter\nregion directly. This helps in nest microcode debug\nand to check counter raw value.\n\nSigned-off-by: Madhavan Srinivasan \n---\nChangelog v1:\n- Fixed the chip index in file name\n- Moved from dt_root to opal_node when searching for \"exports\"\n- Moved the logic to imc_dt_update_nest_node()\n\n hw/imc.c | 22 ++++++++++++++++++++++\n 1 file changed, 22 insertions(+)","diff":"diff --git a/hw/imc.c b/hw/imc.c\nindex 60fc39d6b761..99293ee36f9e 100644\n--- a/hw/imc.c\n+++ b/hw/imc.c\n@@ -402,6 +402,9 @@ static void imc_dt_update_nest_node(struct dt_node *dev)\n \tint i=0, nr_chip = nr_chips();\n \tstruct dt_node *node;\n \tconst struct dt_property *type;\n+\tuint32_t offset = 0, size = 0;\n+\tuint64_t baddr;\n+\tchar namebuf[32];\n \n \t/* Add the base_addr and chip-id properties for the nest node */\n \tbase_addr = malloc(sizeof(uint64_t) * nr_chip);\n@@ -417,8 +420,27 @@ static void imc_dt_update_nest_node(struct dt_node *dev)\n \t\tif (type && is_nest_node(node)) {\n \t\t\tdt_add_property(node, \"base-addr\", base_addr, (i * sizeof(u64)));\n \t\t\tdt_add_property(node, \"chip-id\", chipids, (i * sizeof(u32)));\n+\t\t\toffset = dt_prop_get_u32(node, \"offset\");\n+\t\t\tsize = dt_prop_get_u32(node, \"size\");\n \t\t}\n \t}\n+\n+\t/*\n+\t * Enable only if we have active nest pmus.\n+\t */\n+\tif (!size)\n+\t\treturn;\n+\n+\tnode = dt_find_by_name(opal_node, \"exports\");\n+\tif (!node)\n+\t\treturn;\n+\n+\tfor_each_chip(chip) {\n+\t\tsnprintf(namebuf, sizeof(namebuf), \"imc_nest_chip_%x\", chip->id);\n+\t\tbaddr = chip->homer_base;\n+\t\tbaddr += offset;\n+\t\tdt_add_property_u64s(node, namebuf, baddr, size);\n+\t}\n }\n \n /*\n","prefixes":["v2"]}