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TempleOSCD_140715.ISO

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Terry A. Davis authored and minexew committed 2018-09-08 21:46:09 +02:00
1 parent 7ef616a20e
commit 64f679eeb9
1095 files changed
+24814 -221011
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Kernel/Dsk/DskCache.CPP
+24 -24
View File
@@ -5,31 +5,31 @@ U0 DskCacheInit(I64 size_in_U8s)
while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
Yield;
Free(sys_dsk_cache_ctrl);
Free(sys_dsk_cache_base);
Free(sys_dsk_cache_hash_table);
Free(dsk.cache_ctrl);
Free(dsk.cache_base);
Free(dsk.cache_hash_table);
if (size_in_U8s<0x2000) {
sys_dsk_cache_ctrl=NULL;
sys_dsk_cache_base=NULL;
sys_dsk_cache_hash_table=NULL;
dsk.cache_ctrl=NULL;
dsk.cache_base=NULL;
dsk.cache_hash_table=NULL;
} else {
sys_dsk_cache_ctrl=ACAlloc(offset(CCacheBlk.body));
sys_dsk_cache_base=AMAlloc(size_in_U8s);
QueInit(sys_dsk_cache_ctrl);
dsk.cache_ctrl=ACAlloc(offset(CCacheBlk.body));
dsk.cache_base=AMAlloc(size_in_U8s);
QueInit(dsk.cache_ctrl);
cnt=MSize(sys_dsk_cache_base)/sizeof(CCacheBlk);
sys_dsk_cache_size=cnt*BLK_SIZE;
cnt=MSize(dsk.cache_base)/sizeof(CCacheBlk);
dsk.cache_size=cnt*BLK_SIZE;
for (i=0;i<cnt;i++) {
tempc=sys_dsk_cache_base+i;
QueIns(tempc,sys_dsk_cache_ctrl->last_lru);
tempc=dsk.cache_base+i;
QueIns(tempc,dsk.cache_ctrl->last_lru);
tempc->next_hash=tempc->last_hash=tempc;
tempc->p=NULL;
tempc->blk=0;
}
sys_dsk_cache_hash_table=AMAlloc(DSK_CACHE_HASH_SIZE*sizeof(U8 *)*2);
dsk.cache_hash_table=AMAlloc(DSK_CACHE_HASH_SIZE*sizeof(U8 *)*2);
for (i=0;i<DSK_CACHE_HASH_SIZE;i++) {
tempc=sys_dsk_cache_hash_table(U8 *)+i*sizeof(U8 *)*2-offset(CCacheBlk.next_hash);
tempc=dsk.cache_hash_table(U8 *)+i*sizeof(U8 *)*2-offset(CCacheBlk.next_hash);
tempc->next_hash=tempc->last_hash=tempc;
}
}
@@ -39,7 +39,7 @@ U0 DskCacheInit(I64 size_in_U8s)
I64 DskCacheHash(I64 blk)
{
I64 i=blk & (DSK_CACHE_HASH_SIZE-1);
return sys_dsk_cache_hash_table(U8 *)+i<<4-offset(CCacheBlk.next_hash);
return dsk.cache_hash_table(U8 *)+i<<4-offset(CCacheBlk.next_hash);
}
U0 DskCacheQueRem(CCacheBlk *tempc)
@@ -52,7 +52,7 @@ U0 DskCacheQueRem(CCacheBlk *tempc)
U0 DskCacheQueIns(CCacheBlk *tempc)
{
CCacheBlk *temp_n,*temp_l;
QueIns(tempc,sys_dsk_cache_ctrl->last_lru);
QueIns(tempc,dsk.cache_ctrl->last_lru);
temp_l=DskCacheHash(tempc->blk);
temp_n=temp_l->next_hash;
tempc->last_hash=temp_l;
@@ -75,12 +75,12 @@ CCacheBlk *DskCacheFind(CPrt *p,I64 blk)
U0 DskCacheAdd(CPrt *p,U8 *buf, I64 blk, I64 cnt)
{
CCacheBlk *tempc;
if (sys_dsk_cache_base) {
if (dsk.cache_base) {
while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
Yield;
while (cnt-->0) {
if (!(tempc=DskCacheFind(p,blk)))
tempc=sys_dsk_cache_ctrl->next_lru;
tempc=dsk.cache_ctrl->next_lru;
DskCacheQueRem(tempc);
MemCpy(&tempc->body,buf,BLK_SIZE);
tempc->p=p;
@@ -96,18 +96,18 @@ U0 DskCacheAdd(CPrt *p,U8 *buf, I64 blk, I64 cnt)
U0 DskCacheInvalidate2(CPrt *p)
{
CCacheBlk *tempc,*tempc1;
if (sys_dsk_cache_base) {
if (dsk.cache_base) {
while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
Yield;
tempc=sys_dsk_cache_ctrl->last_lru;
while (tempc!=sys_dsk_cache_ctrl) {
tempc=dsk.cache_ctrl->last_lru;
while (tempc!=dsk.cache_ctrl) {
tempc1=tempc->last_lru;
if (tempc->p==p) {
DskCacheQueRem(tempc);
tempc->p=NULL;
tempc->blk=0;
tempc->next_hash=tempc->last_hash=tempc;
QueIns(tempc,sys_dsk_cache_ctrl->last_lru);
QueIns(tempc,dsk.cache_ctrl->last_lru);
}
tempc=tempc1;
}
@@ -118,7 +118,7 @@ U0 DskCacheInvalidate2(CPrt *p)
U0 RCache(CPrt *p,U8 **_buf, I64 *_blk, I64 *_cnt)
{
CCacheBlk *tempc;
if (sys_dsk_cache_base) {
if (dsk.cache_base) {
while (LBts(&sys_semas[SYS_SEMA_DSK_CACHE],0))
Yield;
//fetch leading blks from cache