#include <proc.h>
#define KERNEL_STACKS 0xF0000000
-#define KERNEL_STACK_SIZE 0x00002000
+#define KERNEL_STACK_SIZE 0x00008000
#define KERNEL_STACKS_END 0xFD000000
#define WORKER_STACKS 0x00100000 // Thread0 Only!
#define WORKER_STACK_SIZE KERNEL_STACK_SIZE
giLastUsedWorker = base;
// We have one
base = WORKER_STACKS + base * WORKER_STACK_SIZE;
+ //Log(" MM_NewWorkerStack: base = 0x%x", base);
// Acquire the lock for the temp fractal mappings
LOCK(&gilTempFractal);
// Set the temp fractals to TID0's address space
- *gTmpCR3 = (Uint)gaInitPageDir | 3;
+ *gTmpCR3 = ((Uint)gaInitPageDir - KERNEL_BASE) | 3;
+ //Log(" MM_NewWorkerStack: *gTmpCR3 = 0x%x", *gTmpCR3);
INVLPG( gaTmpDir );
+
// Check if the directory is mapped (we are assuming that the stacks
- // will fit neatly in a directory
+ // will fit neatly in a directory)
+ //Log(" MM_NewWorkerStack: gaTmpDir[ 0x%x ] = 0x%x", base>>22, gaTmpDir[ base >> 22 ]);
if(gaTmpDir[ base >> 22 ] == 0) {
gaTmpDir[ base >> 22 ] = MM_AllocPhys() | 3;
- INVLPG( &gaTmpTable[ (base>>22) & ~0x3FF ] );
+ INVLPG( &gaTmpTable[ (base>>12) & ~0x3FF ] );
}
// Mapping Time!
pages[ addr >> 12 ] = MM_AllocPhys();
gaTmpTable[ (base + addr) >> 12 ] = pages[addr>>12] | 3;
}
+ *gTmpCR3 = 0;
// Release the temp mapping lock
RELEASE(&gilTempFractal);
oldstack = (esp + KERNEL_STACK_SIZE-1) & ~(KERNEL_STACK_SIZE-1);
esp = oldstack - esp; // ESP as an offset in the stack
+ // Make `base` be the top of the stack
+ base += WORKER_STACK_SIZE;
+
i = (WORKER_STACK_SIZE>>12) - 1;
// Copy the contents of the old stack to the new one, altering the addresses
// `addr` is refering to bytes from the stack base (mem downwards)
else // Seems not, best leave it alone
tmpPage[j] = stack[j];
}
- MM_FreeTemp((Uint)tmpPage);
+ MM_FreeTemp((tVAddr)tmpPage);
i --;
}
+ //Log("MM_NewWorkerStack: RETURN 0x%x", base);
return base;
}