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0xadeeb · Nov 24, 2022 · e84259a · e84259a
1 parent d5e2f94
commit e84259a
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/spl/spl_progs/file_manager_module.spl b/spl/spl_progs/file_manager_module.spl
@@ -112,7 +112,7 @@ endif;
 if (functionNum == BUFFERED_READ) then
     alias blockNo R2;
 	alias offset R3;
-	alias writeAdr R4;
+	alias writeAdr R4; // logical address
 
     alias bufferIdx R5;
     bufferIdx = blockNo % MAX_BUFFER;
@@ -152,6 +152,7 @@ if (functionNum == BUFFERED_READ) then
         [bufferEntry] = blockNo;
     endif;
 
+	writeAdr = [PTBR + 2 * writeAdr / PAGE_SIZE] * PAGE_SIZE + (writeAdr % PAGE_SIZE);		//physical address
     [writeAdr] = [BUFFER + PAGE_SIZE * bufferIdx + offset];
 
     multipush(R1);

diff --git a/spl/spl_progs/int6.spl b/spl/spl_progs/int6.spl
@@ -55,14 +55,14 @@ if ( arg1 != -1 ) then
 
 	alias wordAddress R7;
 	wordAddress =  [[PTBR + 2 * (userSP - 3) / PAGE_SIZE] * PAGE_SIZE + (userSP - 3) % PAGE_SIZE];  //virtual address
-	wordAddress = [PTBR + 2 * wordAddress / PAGE_SIZE] * PAGE_SIZE + (wordAddress % PAGE_SIZE);		//physical address
 
 	if ([openTableEntry] == INODE_ROOT) then
 		if (lseek == 8 * MAX_FILE_NUM) then
 			[retAdr] = -2;
 			goto release_and_return;
 		endif;
 
+		wordAddress = [PTBR + 2 * wordAddress / PAGE_SIZE] * PAGE_SIZE + (wordAddress % PAGE_SIZE);		//physical address
 		[wordAddress] = [ROOT_FILE + lseek];
 	else 
 		if (lseek == [inodeEntry + 2]) then