mmslist.cpp
上传用户:romrleung
上传日期:2022-05-23
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文件大小:3k
- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #include <ndb_common.h>
- #include <NdbOut.hpp>
- #include <NdbMain.h>
- #include <ose.h>
- #include <mms.sig>
- #include <mms_err.h>
- #include <NdbOut.hpp>
- /**
- * NOTE: To use NdbMem from a OSE system ose_mms has to be defined
- * as a "Required External Process"(see OSE Kernel User's Guide/R1.1(p. 148)),
- * like this:
- * EXT_PROC(ose_mms, ose_mms, 50000)
- * This will create a global variable ose_mms_ that is used from here.
- */
- union SIGNAL
- {
- SIGSELECT sigNo;
- struct MmsListDomainRequest mmsListDomainRequest;
- struct MmsListDomainReply mmsListDomainReply;
- }; /* union SIGNAL */
- extern PROCESS ose_mms_;
- struct ARegion
- {
- unsigned long int address;
- unsigned long int size;
- char name[32];
- U32 resident; /* Boolean, nonzero if resident. */
- U32 access; /* See values for AccessType (above) .*/
- U32 type; /* either RAM-mem (1) or Io-mem (2) */
- U32 cache; /* 0-copyback,1-writethrough, 2-CacheInhibit.*/
- };
- NDB_COMMAND(mmslist, "mmslist", "mmslist", "LIst the MMS memory segments", 4096){
- if (argc == 1){
- static SIGSELECT allocate_sig[] = {1,MMS_LIST_DOMAIN_REPLY};
- union SIGNAL *sig;
- /* Send request to list all segments and regions. */
- sig = alloc(sizeof(struct MmsListDomainRequest),
- MMS_LIST_DOMAIN_REQUEST);
- send(&sig, ose_mms_);
- while (true){
- sig = receive(allocate_sig);
- if (sig != NIL){
- if (sig->mmsListDomainReply.status == MMS_SUCCESS){
- /* Print domain info */
- ndbout << "=================================" << endl;
- ndbout << "domain: " << sig->mmsListDomainReply.domain << endl;
- ndbout << "name : " << sig->mmsListDomainReply.name << endl;
- ndbout << "used : " << sig->mmsListDomainReply.used << endl;
- ndbout << "lock : " << sig->mmsListDomainReply.lock << endl;
- ndbout << "numOfRegions:" << sig->mmsListDomainReply.numOfRegions << endl;
- struct ARegion * tmp = (struct ARegion*)&sig->mmsListDomainReply.regions[0];
- for (int i = 0; i < sig->mmsListDomainReply.numOfRegions && i < 256; i++){
- ndbout << i << ": adress=" << tmp->address <<
- ", size=" << tmp->size <<
- ", name=" << tmp->name <<
- ", resident=" << tmp->resident <<
- ", access=" << tmp->access <<
- ", type=" << tmp->type <<
- ", cache=" << tmp->cache << endl;
- tmp++;
- }
- free_buf(&sig);
- }else{
- free_buf(&sig);
- break;
- }
- }
-
- }
- }else{
- ndbout << "Usage: mmslist" << endl;
- }
- return NULL;
- }