{"id":813162,"url":"http://patchwork.ozlabs.org/api/1.2/patches/813162/?format=json","web_url":"http://patchwork.ozlabs.org/project/skiboot/patch/20170913052425.23122-2-hegdevasant@linux.vnet.ibm.com/","project":{"id":44,"url":"http://patchwork.ozlabs.org/api/1.2/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":"<20170913052425.23122-2-hegdevasant@linux.vnet.ibm.com>","list_archive_url":null,"date":"2017-09-13T05:24:24","name":"[2/3] hdata: Add wafer-id property","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"95ffd3d96ede1b82fdafedcb01339fe8f3b1e52a","submitter":{"id":22361,"url":"http://patchwork.ozlabs.org/api/1.2/people/22361/?format=json","name":"Vasant Hegde","email":"hegdevasant@linux.vnet.ibm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/skiboot/patch/20170913052425.23122-2-hegdevasant@linux.vnet.ibm.com/mbox/","series":[{"id":2810,"url":"http://patchwork.ozlabs.org/api/1.2/series/2810/?format=json","web_url":"http://patchwork.ozlabs.org/project/skiboot/list/?series=2810","date":"2017-09-13T05:24:23","name":"[1/3] hdata: Add ecid property","version":1,"mbox":"http://patchwork.ozlabs.org/series/2810/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/813162/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/813162/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 3xsVV73wGGz9sMN\n\tfor ;\n\tWed, 13 Sep 2017 15:25:03 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xsVV72MTrzDrKj\n\tfor ;\n\tWed, 13 Sep 2017 15:25:03 +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 3xsVTm3HSzzDrHr\n\tfor ; Wed, 13 Sep 2017 15:24:44 +1000 (AEST)","from pps.filterd (m0098417.ppops.net [127.0.0.1])\n\tby mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv8D5Nrcj012252\n\tfor ; Wed, 13 Sep 2017 01:24:42 -0400","from e23smtp06.au.ibm.com (e23smtp06.au.ibm.com [202.81.31.148])\n\tby mx0a-001b2d01.pphosted.com with ESMTP id 2cxx1311kg-1\n\t(version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT)\n\tfor ; Wed, 13 Sep 2017 01:24:41 -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\tWed, 13 Sep 2017 15:24:36 +1000","from d23av05.au.ibm.com (d23av05.au.ibm.com [9.190.234.119])\n\tby d23relay08.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id\n\tv8D5OZw940763568\n\tfor ; Wed, 13 Sep 2017 15:24:35 +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\tv8D5OZkC003728\n\tfor ; Wed, 13 Sep 2017 15:24:35 +1000","from hegdevasant.in.ibm.com ([9.109.222.138])\n\tby d23av05.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id\n\tv8D5OUGJ003602; Wed, 13 Sep 2017 15:24:33 +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=hegdevasant@linux.vnet.ibm.com; receiver=)","From":"Vasant Hegde ","To":"skiboot@lists.ozlabs.org","Date":"Wed, 13 Sep 2017 10:54:24 +0530","X-Mailer":"git-send-email 2.9.3","In-Reply-To":"<20170913052425.23122-1-hegdevasant@linux.vnet.ibm.com>","References":"<20170913052425.23122-1-hegdevasant@linux.vnet.ibm.com>","X-TM-AS-MML":"disable","x-cbid":"17091305-0040-0000-0000-00000355E8C8","X-IBM-AV-DETECTION":"SAVI=unused REMOTE=unused XFE=unused","x-cbparentid":"17091305-0041-0000-0000-00000CD62DE5","Message-Id":"<20170913052425.23122-2-hegdevasant@linux.vnet.ibm.com>","X-Proofpoint-Virus-Version":"vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-09-13_03:, , signatures=0","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=1\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-1709130083","Subject":"[Skiboot] [PATCH 2/3] hdata: Add wafer-id property","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","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":"Wafer id is derived from ECID data.\n bits 4:63 are the wafer id ( ten 6 bit fields each containing a code)\n\nSample output:\n-------------\n[root@wsp xscom@623fc00000000]# lsprop ecid\necid 019a00d4 03100718 852c0000 00fd7911\n[root@wsp xscom@623fc00000000]# lsprop wafer-id\nwafer-id \"6Q0DG340SO\"\n\nSigned-off-by: Vasant Hegde \n---\n hdata/spira.c | 25 +++++++++++++++++++++++++\n 1 file changed, 25 insertions(+)","diff":"diff --git a/hdata/spira.c b/hdata/spira.c\nindex 147e650..2e44209 100644\n--- a/hdata/spira.c\n+++ b/hdata/spira.c\n@@ -375,6 +375,9 @@ static void add_vas_node(struct dt_node *np, int idx)\n static void add_ecid_data(const struct HDIF_common_hdr *hdr,\n \t\t\t struct dt_node *xscom)\n {\n+\tchar wafer_id[11];\n+\tuint8_t tmp;\n+\tint i;\n \tuint32_t size = 0;\n \tstruct sppcrd_ecid *ecid;\n \tconst struct HDIF_array_hdr *ec_hdr;\n@@ -386,6 +389,28 @@ static void add_ecid_data(const struct HDIF_common_hdr *hdr,\n \tecid = (void *)ec_hdr + be32_to_cpu(ec_hdr->offset);\n \tdt_add_property_u64s(xscom, \"ecid\", be64_to_cpu(ecid->low),\n \t\t\t be64_to_cpu(ecid->high));\n+\n+\t/*\n+\t * bits 4:63 of ECID data contains wafter ID data (ten 6 bit fields\n+\t * each containing a code).\n+\t */\n+\tfor (i = 0; i < 10; i++) {\n+\t\ttmp = (u8)((ecid->low >> (i * 6)) & 0x3f);\n+\t\tif (tmp <= 9)\n+\t\t\twafer_id[9 - i] = tmp + '0';\n+\t\telse if (tmp >= 0xA && tmp <= 0x23)\n+\t\t\twafer_id[9 - i] = tmp + '0' + 7;\n+\t\telse if (tmp == 0x3D)\n+\t\t\twafer_id[9 - i] = '-';\n+\t\telse if (tmp == 0x3E)\n+\t\t\twafer_id[9 - i] = '.';\n+\t\telse if (tmp == 0x3F)\n+\t\t\twafer_id[9 - i] = ' ';\n+\t\telse /* Unknown code */\n+\t\t\twafer_id[9 - i] = tmp + '0';\n+\t}\n+\twafer_id[10] = '\\0';\n+\tdt_add_property_nstr(xscom, \"wafer-id\", wafer_id, 10);\n }\n \n static void add_xscom_add_pcia_assoc(struct dt_node *np, uint32_t pcid)\n","prefixes":["2/3"]}