130 lines
2.7 KiB
C
130 lines
2.7 KiB
C
/**
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* IBM IPR adapter shutdown utility
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*
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* (C) Copyright 2005
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* International Business Machines Corporation and others.
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* All Rights Reserved. This program and the accompanying
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* materials are made available under the terms of the
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* Common Public License v1.0 which accompanies this distribution.
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*
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*/
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/*
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* $Header: /cvsroot/iprdd/iprutils/debug/iprqioac.c,v 1.1 2005/12/16 17:04:41 brking Exp $
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*/
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <scsi/sg.h>
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#include <scsi/scsi.h>
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#include <sys/stat.h>
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#ifndef iprlib_h
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#include "iprlib.h"
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#endif
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#include <sys/mman.h>
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char *tool_name = "iprqioac";
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#define IPR_QUERY_IOA_CONFIG 0xC5
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struct ipr_config_table_entry {
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u8 service_level;
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u8 array_id;
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u8 flags;
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#define IPR_IS_IOA_RESOURCE 0x80
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#define IPR_IS_ARRAY_MEMBER 0x20
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#define IPR_IS_HOT_SPARE 0x10
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u8 rsvd_subtype;
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#define IPR_RES_SUBTYPE(res) (((res)->cfgte.rsvd_subtype) & 0x0f)
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#define IPR_SUBTYPE_AF_DASD 0
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#define IPR_SUBTYPE_GENERIC_SCSI 1
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#define IPR_SUBTYPE_VOLUME_SET 2
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struct ipr_res_addr res_addr;
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u32 res_handle;
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u32 reserved4[2];
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struct ipr_std_inq_data std_inq_data;
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}__attribute__ ((packed, aligned (4)));
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struct ipr_config_table_hdr {
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u8 num_entries;
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u8 flags;
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#define IPR_UCODE_DOWNLOAD_REQ 0x10
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u16 reserved;
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}__attribute__((packed, aligned (4)));
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struct ipr_config_table {
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struct ipr_config_table_hdr hdr;
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struct ipr_config_table_entry dev[192];
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}__attribute__((packed, aligned (4)));
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static void dump_config_table(struct ipr_config_table *cfg)
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{
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int i;
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u32 *buf = (u32 *)cfg;
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for (i = 0; i < sizeof(*cfg); i += 16, buf += 4) {
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if (!buf[0] && !buf[1] && !buf[2] && !buf[3])
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continue;
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printf("[%04X] %08X %08X %08X %08X\n",
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i, ntohl(buf[0]), ntohl(buf[1]),
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ntohl(buf[2]), ntohl(buf[3]));
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}
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}
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static int ipr_ioa_flush(struct ipr_ioa *ioa)
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{
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int fd;
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u8 cdb[IPR_CCB_CDB_LEN];
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struct sense_data_t sense_data;
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struct ipr_config_table cfg;
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int rc;
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memset(&cfg, 0, sizeof(cfg));
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if (strlen(ioa->ioa.gen_name) == 0)
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return -ENOENT;
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fd = open(ioa->ioa.gen_name, O_RDWR);
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if (fd <= 1) {
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syslog(LOG_ERR, "Could not open %s. %m\n", ioa->ioa.gen_name);
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return errno;
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}
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memset(cdb, 0, IPR_CCB_CDB_LEN);
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cdb[0] = IPR_QUERY_IOA_CONFIG;
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cdb[7] = (sizeof(cfg) >> 8) & 0xff;
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cdb[8] = sizeof(cfg) & 0xff;
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rc = sg_ioctl(fd, cdb, &cfg,
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sizeof(cfg), SG_DXFER_FROM_DEV,
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&sense_data, IPR_ARRAY_CMD_TIMEOUT);
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if (rc != 0)
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ioa_cmd_err(ioa, &sense_data, IPR_QUERY_IOA_CONFIG, rc);
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else
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dump_config_table(&cfg);
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close(fd);
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return rc;
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}
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int main(int argc, char *argv[])
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{
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struct ipr_ioa *ioa;
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tool_init(1);
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check_current_config(false);
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for_each_ioa(ioa) {
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if (!strcmp(ioa->ioa.gen_name, argv[1])) {
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ipr_ioa_flush(ioa);
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return 0;
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}
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}
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return -EINVAL;
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}
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