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https://github.com/ibm-s390-linux/s390-tools.git
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2eceedeb11
Add a new monitor which uses libnvme to collect SMART data from NVMes. This monitor only implements the .collect_adapter_data operation since it carries no state across data collections. Nevertheless for future symmetry and possible future expansion also add an empty struct nvmemon_ctx. Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com> Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/**
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* @defgroup pci_sclp_h libzpci: zPCI device handling
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* @{
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* @brief Issue SCLPs for zPCI devices
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*
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* Copyright IBM Corp. 2024
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef LIB_ZPCI_PCI_SCLP_H
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#define LIB_ZPCI_PCI_SCLP_H
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#include <linux/types.h>
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#include <stddef.h>
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#include "lib/zt_common.h"
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#define SCLP_ERRNOTIFY_AQ_RESET 0
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#define SCLP_ERRNOTIFY_AQ_DECONF 1
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#define SCLP_ERRNOTIFY_AQ_REPORT_ERR 2
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#define SCLP_ERRNOTIFY_AQ_OPTICS_DATA 3
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#define SCLP_ERRNOTIFY_AQ_NVME_SMART_DATA 4
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#define SCLP_ERRNOTIFY_ID_ZPCICTL 0x4713
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#define SCLP_ERRNOTIFY_ID_OPTICSMON 0x4714
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#define SCLP_ERRNOTIFY_ID_NVMEMON 0x4715
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#define SCLP_ERRNOTIFY_DATA_SIZE 4054
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struct zpci_report_error_header {
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__u8 version; /* Interface version byte */
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__u8 action; /* Action qualifier byte
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* 0: Adapter Reset Request
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* 1: Deconfigure and repair action requested
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* 2: Informational Report
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* 3: Optics Data
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*/
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__u16 length; /* Length of Subsequent Data (up to 4K – SCLP header) */
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} __packed;
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struct zpci_report_error_data {
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__u64 timestamp;
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__u64 err_log_id;
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/* We cannot exceed a total of 4074 bytes (header + data) */
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char log_data[SCLP_ERRNOTIFY_DATA_SIZE];
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} __packed;
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struct zpci_report_error {
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struct zpci_report_error_header header;
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struct zpci_report_error_data data;
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} __packed;
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int zpci_sclp_issue_action(char *pci_addr, int action,
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char *data, size_t length, u64 err_log_id);
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#endif /* LIB_ZPCI_PCI_SCLP_H */
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