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TempleOSCD_150216.ISO

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Terry A. Davis authored and minexew committed 2018-09-08 21:46:15 +02:00
1 parent 64f679eeb9
commit 401601816c
531 files changed
+23341 -22071
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Kernel/Dsk/DskCache.CPP
+12 -12
View File
@@ -23,7 +23,7 @@ U0 DskCacheInit(I64 size_in_U8s)
tempc=dsk.cache_base+i;
QueIns(tempc,dsk.cache_ctrl->last_lru);
tempc->next_hash=tempc->last_hash=tempc;
tempc->p=NULL;
tempc->dv=NULL;
tempc->blk=0;
}
@@ -60,30 +60,30 @@ U0 DskCacheQueIns(CCacheBlk *tempc)
temp_l->next_hash=temp_n->last_hash=tempc;
}
CCacheBlk *DskCacheFind(CPrt *p,I64 blk)
CCacheBlk *DskCacheFind(CDrv *dv,I64 blk)
{
CCacheBlk *tempc,*tempc1=DskCacheHash(blk);
tempc=tempc1->next_hash;
while (tempc!=tempc1) {
if (tempc->p==p && tempc->blk==blk)
if (tempc->dv==dv && tempc->blk==blk)
return tempc;
tempc=tempc->next_hash;
}
return NULL;
}
U0 DskCacheAdd(CPrt *p,U8 *buf, I64 blk, I64 cnt)
U0 DskCacheAdd(CDrv *dv,U8 *buf, I64 blk, I64 cnt)
{
CCacheBlk *tempc;
if (dsk.cache_base) {
while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
Yield;
while (cnt-->0) {
if (!(tempc=DskCacheFind(p,blk)))
if (!(tempc=DskCacheFind(dv,blk)))
tempc=dsk.cache_ctrl->next_lru;
DskCacheQueRem(tempc);
MemCpy(&tempc->body,buf,BLK_SIZE);
tempc->p=p;
tempc->dv=dv;
tempc->blk=blk;
DskCacheQueIns(tempc);
blk++;
@@ -93,7 +93,7 @@ U0 DskCacheAdd(CPrt *p,U8 *buf, I64 blk, I64 cnt)
}
}
U0 DskCacheInvalidate2(CPrt *p)
U0 DskCacheInvalidate2(CDrv *dv)
{
CCacheBlk *tempc,*tempc1;
if (dsk.cache_base) {
@@ -102,9 +102,9 @@ U0 DskCacheInvalidate2(CPrt *p)
tempc=dsk.cache_ctrl->last_lru;
while (tempc!=dsk.cache_ctrl) {
tempc1=tempc->last_lru;
if (tempc->p==p) {
if (tempc->dv==dv) {
DskCacheQueRem(tempc);
tempc->p=NULL;
tempc->dv=NULL;
tempc->blk=0;
tempc->next_hash=tempc->last_hash=tempc;
QueIns(tempc,dsk.cache_ctrl->last_lru);
@@ -115,7 +115,7 @@ U0 DskCacheInvalidate2(CPrt *p)
}
}
U0 RCache(CPrt *p,U8 **_buf, I64 *_blk, I64 *_cnt)
U0 RCache(CDrv *dv,U8 **_buf, I64 *_blk, I64 *_cnt)
{
CCacheBlk *tempc;
if (dsk.cache_base) {
@@ -123,7 +123,7 @@ U0 RCache(CPrt *p,U8 **_buf, I64 *_blk, I64 *_cnt)
Yield;
//fetch leading blks from cache
while (*_cnt>0) {
if (tempc=DskCacheFind(p,*_blk)) {
if (tempc=DskCacheFind(dv,*_blk)) {
MemCpy(*_buf,&tempc->body,BLK_SIZE);
*_cnt-=1;
*_buf+=BLK_SIZE;
@@ -133,7 +133,7 @@ U0 RCache(CPrt *p,U8 **_buf, I64 *_blk, I64 *_cnt)
}
//fetch trailing blks from cache
while (*_cnt>0) {
if (tempc=DskCacheFind(p,*_blk+*_cnt-1)) {
if (tempc=DskCacheFind(dv,*_blk+*_cnt-1)) {
MemCpy(*_buf+(*_cnt-1)<<BLK_SIZE_BITS,&tempc->body,BLK_SIZE);
*_cnt-=1;
} else