mirror of
https://github.com/ibm-s390-linux/s390-tools.git
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0472b5ea5c
Support is added to lsreipl to detect the nvme reipl type and list the appropriate parameters. Support is added to chreipl to specify and populate sysfs reipl entries with nvme device targets. Signed-off-by: Jason J. Herne <jjherne@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
142 lines
3.2 KiB
C
142 lines
3.2 KiB
C
/*
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* ipl_tools - Linux for System z reipl tools (shutdown actions)
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*
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* Common macro definitions and declarations
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*
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* Copyright IBM Corp. 2008, 2017
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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 IPL_TOOLS_H
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#define IPL_TOOLS_H
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "lib/zt_common.h"
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#define IPL_TYPE_LEN_MAX 100
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#define NSS_NAME_LEN_MAX 8
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extern struct globals {
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char prog_name[256]; /* Program name */
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} g;
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/*
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* Commands
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*/
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extern void cmd_lsshut(int argc, char *argv[]);
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extern void cmd_chshut(int argc, char *argv[]);
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extern void cmd_lsreipl(int argc, char *argv[]);
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extern void cmd_chreipl(int argc, char *argv[]);
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extern void print_ccw(int show_ipl);
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extern void print_fcp(int show_ipl, int dump);
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extern void print_nvme(int show_ipl, int dump);
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extern void print_nss(int show_ipl);
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/*
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* Helper
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*/
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extern int is_lpar(void);
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extern int is_root(void);
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extern void strlow(char *s);
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extern void write_str(char *string, char *file);
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extern int write_str_errno(char *string, char *file);
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extern void read_str(char *string, const char *file, size_t len);
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extern void read_fw_str(char *string, const char *file, size_t len);
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extern void print_fw_str(const char *fmt, const char *dir, const char *file);
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extern void __noreturn print_version_exit(void);
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extern void __noreturn print_help_hint_exit(void);
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/*
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* FCP
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*/
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extern int fcp_is_device(const char *devno);
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extern void fcp_lun_get(const char *device, char *lun);
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extern void fcp_wwpn_get(const char *device, char *wwpn);
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extern void fcp_busid_get(const char *device, char *devno);
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/*
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* NVME
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*/
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#define FID_MAX_LEN 11 /* 8 characters + 0x + null */
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#define NVME_PATH_MAX (PATH_MAX + NAME_MAX + 1)
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extern void nvme_fid_get(const char *device, char *fid);
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extern void nvme_nsid_get(const char *device, char *nsid);
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int nvme_is_device(char *fid_str, char *nsid_str);
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/*
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* CCW
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*/
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extern int ccw_is_device(const char *devno);
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extern void ccw_busid_get(const char *device, char *devno);
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/*
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* Shutdown trigger
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*/
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struct shutdown_trigger {
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const char *name;
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const char *name_print;
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const char *name_sysfs;
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int available;
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};
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extern struct shutdown_trigger shutdown_trigger_panic;
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extern struct shutdown_trigger shutdown_trigger_restart;
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extern struct shutdown_trigger *shutdown_trigger_vec[];
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extern void shutdown_init(void);
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/*
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* Shutdown actions
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*/
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struct shutdown_action {
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const char *name;
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};
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extern struct shutdown_action shutdown_action_vmcmd;
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extern struct shutdown_action *shutdown_action_vec[];
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/*
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* Error and print functions
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*/
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#define ERR(x...) \
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do { \
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fprintf(stderr, "%s: ", g.prog_name); \
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fprintf(stderr, x); \
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fprintf(stderr, "\n"); \
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} while (0)
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#define ERR_EXIT(x...) \
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do { \
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ERR(x); \
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exit(1); \
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} while (0)
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#define ERR_EXIT_ERRNO(x...) \
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do { \
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fflush(stdout); \
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fprintf(stderr, "%s: ", g.prog_name); \
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fprintf(stderr, x); \
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fprintf(stderr, " (%s)", strerror(errno)); \
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fprintf(stderr, "\n"); \
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exit(1); \
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} while (0)
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#endif /* IPL_TOOLS_H */
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