From patchwork Tue Sep 13 10:27:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Lombard X-Patchwork-Id: 1677245 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=skiboot-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=rImPWyOu; dkim-atps=neutral Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4MRfrN0ZS3z1ync for ; Tue, 13 Sep 2022 20:31:00 +1000 (AEST) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4MRfrN0NHtz3cdm for ; Tue, 13 Sep 2022 20:31:00 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=rImPWyOu; dkim-atps=neutral X-Original-To: skiboot@lists.ozlabs.org Delivered-To: skiboot@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=linux.vnet.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=clombard@linux.vnet.ibm.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=rImPWyOu; dkim-atps=neutral Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4MRfmQ2Qngz3c66 for ; Tue, 13 Sep 2022 20:27:34 +1000 (AEST) Received: from pps.filterd (m0187473.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 28DA9QSZ006764 for ; Tue, 13 Sep 2022 10:27:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=qLjAxDzTWn19BAraD1SMd1dFOYSxHILZVFDE7eMNxbw=; b=rImPWyOuuAuVFU0NF56Su71FpPUaFM9lJ2NPLyP7N5kOrD3Fpfcyww4s1GTwOFF3gYOe IFGZsppT7x8+njUnRedqSoGGU3dbhWe7lPsQY0s7/n79KWFt/DxOTNyFTn7J0uB30PfW ibO2DsyM058Ct3rvptKXoEqbW5m17JSRiltMGrq8Gvu/4a2mgKTLVoP+6oep2Rk5uH3S 4OwEO/ZourAY+DKwluuX/InCucGOXnbUsEmpzVxL1GoXYicyfRxeLz7pPNtFDzKQE+zw gugjGaaFKoUxbVOR8yZK9w+94Vl24Hv19zp99xcyVO2J5/Awgk83ocGoqBdFsESrTfsg Gw== Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3jjq7a1sha-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 13 Sep 2022 10:27:32 +0000 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 28DAKVKg005681 for ; Tue, 13 Sep 2022 10:27:30 GMT Received: from b06cxnps4075.portsmouth.uk.ibm.com (d06relay12.portsmouth.uk.ibm.com [9.149.109.197]) by ppma06ams.nl.ibm.com with ESMTP id 3jghujbnqc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 13 Sep 2022 10:27:29 +0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 28DARR0i25231698 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 13 Sep 2022 10:27:27 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8B9F711C052 for ; Tue, 13 Sep 2022 10:27:27 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6321C11C04A for ; Tue, 13 Sep 2022 10:27:27 +0000 (GMT) Received: from li-ac0ca24c-3330-11b2-a85c-93224c50ad7a.ibm.com.com (unknown [9.171.35.136]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP for ; Tue, 13 Sep 2022 10:27:27 +0000 (GMT) From: Christophe Lombard To: skiboot@lists.ozlabs.org Date: Tue, 13 Sep 2022 12:27:21 +0200 Message-Id: <20220913102724.65563-13-clombard@linux.vnet.ibm.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20220913102724.65563-1-clombard@linux.vnet.ibm.com> References: <20220913102724.65563-1-clombard@linux.vnet.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: zAisqhNhVBW5aYgZ1qr8fprPKh6Ynsyf X-Proofpoint-GUID: zAisqhNhVBW5aYgZ1qr8fprPKh6Ynsyf X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.528,FMLib:17.11.122.1 definitions=2022-09-13_03,2022-09-13_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 phishscore=0 priorityscore=1501 spamscore=0 adultscore=0 impostorscore=0 suspectscore=0 bulkscore=0 mlxlogscore=999 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2207270000 definitions=main-2209130045 Subject: [Skiboot] [PATCH V3 12/15] core/pldm: Update boot progress state X-BeenThere: skiboot@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Mailing list for skiboot development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: skiboot-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Skiboot" PLDM Event Messages are PLDM monitoring and control messages that are used by a PLDM terminus to synchronously or asynchronously report PLDM events to a central party called the PLDM Event Receiver. This patch allows to send a: - generic sensor events (events related to PLDM numeric and state sensors). - boot progress sensor event. Signed-off-by: Christophe Lombard --- core/pldm/pldm-platform-requests.c | 163 +++++++++++++++++++++++++++++ include/pldm.h | 7 ++ 2 files changed, 170 insertions(+) diff --git a/core/pldm/pldm-platform-requests.c b/core/pldm/pldm-platform-requests.c index 0cc4ddd5..10d0129f 100644 --- a/core/pldm/pldm-platform-requests.c +++ b/core/pldm/pldm-platform-requests.c @@ -250,6 +250,169 @@ int pldm_platform_restart(void) return set_state_effecter_states_req(effecter_id, &field, true); } +static int send_sensor_state_changed_event(uint16_t state_set_id, + uint16_t sensor_id, + uint8_t sensor_offset, + uint8_t sensor_state) +{ + size_t event_data_size = 0, actual_event_data_size; + size_t response_len, payload_len; + uint8_t *event_data = NULL; + uint32_t request_length; + void *response_msg; + char *request_msg; + int rc, i; + + struct pldm_platform_event_message_req event_message_req = { + .format_version = PLDM_PLATFORM_EVENT_MESSAGE_FORMAT_VERSION, + .tid = HOST_TID, + .event_class = PLDM_SENSOR_EVENT, + }; + + struct pldm_platform_event_message_resp response; + + prlog(PR_DEBUG, "%s - state_set_id: %d, sensor_id: %d, sensor_state: %d\n", + __func__, state_set_id, sensor_id, sensor_state); + + /* + * The first time around this loop, event_data is nullptr which + * instructs the encoder to not actually do the encoding, but + * rather fill out actual_change_records_size with the correct + * size, stop and return PLDM_SUCCESS. Then we allocate the + * proper amount of memory and call the encoder again, which + * will cause it to actually encode the message. + */ + for (i = 0; i < 2; i++) { + rc = encode_sensor_event_data( + (struct pldm_sensor_event_data *)event_data, + event_data_size, + sensor_id, + PLDM_STATE_SENSOR_STATE, + sensor_offset, + sensor_state, + sensor_state, + &actual_event_data_size); + if (rc) { + prlog(PR_ERR, "Encode PldmSensorChgEventData Error, rc: %d\n", rc); + return OPAL_PARAMETER; + } + + if (event_data == NULL) { + event_data_size = actual_event_data_size; + event_data = zalloc(event_data_size); + } + } + + /* Send the event request */ + payload_len = PLDM_PLATFORM_EVENT_MESSAGE_MIN_REQ_BYTES + event_data_size; + + request_length = sizeof(struct pldm_msg_hdr) + + sizeof(struct pldm_platform_event_message_req) + + event_data_size; + request_msg = zalloc(request_length); + + /* Encode the platform event message request */ + rc = encode_platform_event_message_req( + DEFAULT_INSTANCE_ID, + event_message_req.format_version, + event_message_req.tid, + event_message_req.event_class, + (const uint8_t *)event_data, + event_data_size, + (struct pldm_msg *)request_msg, + payload_len); + if (rc != PLDM_SUCCESS) { + prlog(PR_ERR, "Encode PlatformEventMessage Error, rc: %d\n", rc); + free(event_data); + free(request_msg); + return OPAL_PARAMETER; + } + free(event_data); + + /* Send and get the response message bytes */ + rc = pldm_requester_queue_and_wait( + request_msg, request_length - 1, + &response_msg, &response_len); + if (rc) { + prlog(PR_ERR, "Communication Error, req: PlatformEventMessage, rc: %d\n", rc); + free(request_msg); + return rc; + } + free(request_msg); + + /* Decode the message */ + payload_len = response_len - sizeof(struct pldm_msg_hdr); + rc = decode_platform_event_message_resp( + response_msg, + payload_len, + &response.completion_code, + &response.platform_event_status); + if (rc != PLDM_SUCCESS || response.completion_code != PLDM_SUCCESS) { + prlog(PR_ERR, "Decode PlatformEventMessage Error, rc: %d, cc: %d, pes: %d\n", + rc, response.completion_code, + response.platform_event_status); + free(response_msg); + return OPAL_PARAMETER; + } + + free(response_msg); + + return OPAL_SUCCESS; +} + +#define BOOT_STATE_SENSOR_INDEX 0 + +int pldm_platform_send_progress_state_change( + enum pldm_state_set_boot_progress_state_values state) +{ + struct state_sensor_possible_states *possible_states; + struct pldm_state_sensor_pdr *sensor_pdr = NULL; + const pldm_pdr_record *record = NULL; + uint16_t terminus_handle; + uint8_t *outData = NULL; + uint16_t sensor_id = 0; + uint32_t size; + + prlog(PR_INFO, "Setting boot progress, state: %d\n", state); + + do { + /* Find (first) PDR record by PLDM_STATE_SENSOR_PDR type + * if record not NULL, then search will begin from this + * record's next record + */ + record = pldm_pdr_find_record_by_type( + pdrs_repo, /* PDR repo handle */ + PLDM_STATE_SENSOR_PDR, + record, /* PDR record handle */ + &outData, &size); + + if (record) { + sensor_pdr = (struct pldm_state_sensor_pdr *) outData; + terminus_handle = le16_to_cpu(sensor_pdr->terminus_handle); + + if ((le16_to_cpu(sensor_pdr->entity_type) == PLDM_ENTITY_SYS_BOARD) && + (terminus_handle == HOST_TID)) { + possible_states = (struct state_sensor_possible_states *) + sensor_pdr->possible_states; + + if (le16_to_cpu(possible_states->state_set_id) == + PLDM_STATE_SET_BOOT_PROGRESS) + sensor_id = le16_to_cpu(sensor_pdr->sensor_id); + } + } + + } while (record); + + if (sensor_id == 0) + return OPAL_PARAMETER; + + return send_sensor_state_changed_event( + PLDM_STATE_SET_BOOT_PROGRESS, + sensor_id, + BOOT_STATE_SENSOR_INDEX, + state); +} + static int add_states_sensor_pdr(pldm_pdr *repo, uint32_t *record_handle, uint16_t state_set_id, diff --git a/include/pldm.h b/include/pldm.h index 231b517f..2100c12c 100644 --- a/include/pldm.h +++ b/include/pldm.h @@ -6,6 +6,7 @@ #define __PLDM_H__ #include +#include /** * PLDM over MCTP initialization @@ -47,4 +48,10 @@ bool pldm_lid_files_exit(struct blocklevel_device *bl); */ int pldm_watchdog_init(void); +/** + * Update boot progress state + */ +int pldm_platform_send_progress_state_change( + enum pldm_state_set_boot_progress_state_values state); + #endif /* __PLDM_H__ */