TempleOSCDV4.12.ISO
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93ca216483
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b84bbff6db
381 files changed
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-18798
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@@ -1,6 +1,6 @@
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U0 DskCacheInit(I64 size_in_U8s)
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{
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CCacheBlk *tempc;
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CCacheBlk *tmpc;
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I64 i,cnt;
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while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
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@@ -20,18 +20,18 @@ U0 DskCacheInit(I64 size_in_U8s)
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cnt=MSize(blkdev.cache_base)/sizeof(CCacheBlk);
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blkdev.cache_size=cnt*BLK_SIZE;
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for (i=0;i<cnt;i++) {
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tempc=blkdev.cache_base+i;
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QueIns(tempc,blkdev.cache_ctrl->last_lru);
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tempc->next_hash=tempc->last_hash=tempc;
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tempc->dv=NULL;
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tempc->blk=0;
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tmpc=blkdev.cache_base+i;
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QueIns(tmpc,blkdev.cache_ctrl->last_lru);
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tmpc->next_hash=tmpc->last_hash=tmpc;
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tmpc->dv=NULL;
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tmpc->blk=0;
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}
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blkdev.cache_hash_table=AMAlloc(DSK_CACHE_HASH_SIZE*sizeof(U8 *)*2);
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for (i=0;i<DSK_CACHE_HASH_SIZE;i++) {
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tempc=blkdev.cache_hash_table(U8 *)+i*sizeof(U8 *)*2
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tmpc=blkdev.cache_hash_table(U8 *)+i*sizeof(U8 *)*2
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-offset(CCacheBlk.next_hash);
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tempc->next_hash=tempc->last_hash=tempc;
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tmpc->next_hash=tmpc->last_hash=tmpc;
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}
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}
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LBtr(&sys_semas[SYS_SEMA_DSK_CACHE],0);
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@@ -43,50 +43,50 @@ I64 DskCacheHash(I64 blk)
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return blkdev.cache_hash_table(U8 *)+i<<4-offset(CCacheBlk.next_hash);
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}
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U0 DskCacheQueRem(CCacheBlk *tempc)
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U0 DskCacheQueRem(CCacheBlk *tmpc)
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{
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QueRem(tempc);
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tempc->next_hash->last_hash=tempc->last_hash;
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tempc->last_hash->next_hash=tempc->next_hash;
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QueRem(tmpc);
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tmpc->next_hash->last_hash=tmpc->last_hash;
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tmpc->last_hash->next_hash=tmpc->next_hash;
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}
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U0 DskCacheQueIns(CCacheBlk *tempc)
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U0 DskCacheQueIns(CCacheBlk *tmpc)
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{
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CCacheBlk *temp_n,*temp_l;
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QueIns(tempc,blkdev.cache_ctrl->last_lru);
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temp_l=DskCacheHash(tempc->blk);
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temp_n=temp_l->next_hash;
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tempc->last_hash=temp_l;
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tempc->next_hash=temp_n;
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temp_l->next_hash=temp_n->last_hash=tempc;
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CCacheBlk *tmp_n,*tmp_l;
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QueIns(tmpc,blkdev.cache_ctrl->last_lru);
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tmp_l=DskCacheHash(tmpc->blk);
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tmp_n=tmp_l->next_hash;
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tmpc->last_hash=tmp_l;
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tmpc->next_hash=tmp_n;
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tmp_l->next_hash=tmp_n->last_hash=tmpc;
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}
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CCacheBlk *DskCacheFind(CDrv *dv,I64 blk)
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{
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CCacheBlk *tempc,*tempc1=DskCacheHash(blk);
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tempc=tempc1->next_hash;
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while (tempc!=tempc1) {
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if (tempc->dv==dv && tempc->blk==blk)
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return tempc;
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tempc=tempc->next_hash;
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CCacheBlk *tmpc,*tmpc1=DskCacheHash(blk);
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tmpc=tmpc1->next_hash;
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while (tmpc!=tmpc1) {
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if (tmpc->dv==dv && tmpc->blk==blk)
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return tmpc;
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tmpc=tmpc->next_hash;
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}
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return NULL;
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}
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U0 DskCacheAdd(CDrv *dv,U8 *buf, I64 blk, I64 cnt)
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{
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CCacheBlk *tempc;
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CCacheBlk *tmpc;
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if (blkdev.cache_base) {
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while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
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Yield;
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while (cnt-->0) {
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if (!(tempc=DskCacheFind(dv,blk)))
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tempc=blkdev.cache_ctrl->next_lru;
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DskCacheQueRem(tempc);
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MemCpy(&tempc->body,buf,BLK_SIZE);
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tempc->dv=dv;
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tempc->blk=blk;
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DskCacheQueIns(tempc);
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if (!(tmpc=DskCacheFind(dv,blk)))
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tmpc=blkdev.cache_ctrl->next_lru;
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DskCacheQueRem(tmpc);
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MemCpy(&tmpc->body,buf,BLK_SIZE);
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tmpc->dv=dv;
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tmpc->blk=blk;
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DskCacheQueIns(tmpc);
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blk++;
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buf+=BLK_SIZE;
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}
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@@ -96,21 +96,21 @@ U0 DskCacheAdd(CDrv *dv,U8 *buf, I64 blk, I64 cnt)
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U0 DskCacheInvalidate2(CDrv *dv)
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{
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CCacheBlk *tempc,*tempc1;
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CCacheBlk *tmpc,*tmpc1;
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if (blkdev.cache_base) {
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while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
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Yield;
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tempc=blkdev.cache_ctrl->last_lru;
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while (tempc!=blkdev.cache_ctrl) {
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tempc1=tempc->last_lru;
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if (tempc->dv==dv) {
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DskCacheQueRem(tempc);
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tempc->dv=NULL;
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tempc->blk=0;
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tempc->next_hash=tempc->last_hash=tempc;
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QueIns(tempc,blkdev.cache_ctrl->last_lru);
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tmpc=blkdev.cache_ctrl->last_lru;
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while (tmpc!=blkdev.cache_ctrl) {
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tmpc1=tmpc->last_lru;
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if (tmpc->dv==dv) {
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DskCacheQueRem(tmpc);
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tmpc->dv=NULL;
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tmpc->blk=0;
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tmpc->next_hash=tmpc->last_hash=tmpc;
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QueIns(tmpc,blkdev.cache_ctrl->last_lru);
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}
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tempc=tempc1;
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tmpc=tmpc1;
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}
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LBtr(&sys_semas[SYS_SEMA_DSK_CACHE],0);
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}
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@@ -118,14 +118,14 @@ U0 DskCacheInvalidate2(CDrv *dv)
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U0 RCache(CDrv *dv,U8 **_buf, I64 *_blk, I64 *_cnt)
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{
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CCacheBlk *tempc;
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CCacheBlk *tmpc;
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if (blkdev.cache_base) {
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while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
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Yield;
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//fetch leading blks from cache
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while (*_cnt>0) {
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if (tempc=DskCacheFind(dv,*_blk)) {
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MemCpy(*_buf,&tempc->body,BLK_SIZE);
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if (tmpc=DskCacheFind(dv,*_blk)) {
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MemCpy(*_buf,&tmpc->body,BLK_SIZE);
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*_cnt-=1;
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*_buf+=BLK_SIZE;
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*_blk+=1;
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@@ -134,8 +134,8 @@ U0 RCache(CDrv *dv,U8 **_buf, I64 *_blk, I64 *_cnt)
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}
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//fetch trailing blks from cache
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while (*_cnt>0) {
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if (tempc=DskCacheFind(dv,*_blk+*_cnt-1)) {
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MemCpy(*_buf+(*_cnt-1)<<BLK_SIZE_BITS,&tempc->body,BLK_SIZE);
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if (tmpc=DskCacheFind(dv,*_blk+*_cnt-1)) {
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MemCpy(*_buf+(*_cnt-1)<<BLK_SIZE_BITS,&tmpc->body,BLK_SIZE);
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*_cnt-=1;
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} else
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break;
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