void printprocstks()
{
struct procent *p;
create(myProgA(1,2), 1024, 20, "Process1", 2);
create(myfuncA('d'), 1024, 20, "Process2", 1);
int i;
pid32 pid;
for(i = 0; i < NPROC; i++)
{
if(((p = &proctab[i])->prstate)!=PR_FREE)
{
kprintf("Proc[%s].Pid = %d\n", p->prname,i);
kprintf("Stack: Base = %x\n\t", p->prstkbase);
kprintf("Len = %x\n\t", p->prstklen);
kprintf("Limit = %x\n\t",(p->prstkbase-p->prstklen));
if(((p=&proctab[i])->prstate)!=PR_CURR)
{
kprintf("StkPtr = %x\n", p->prstkptr);
}
else
{
register int sp asm("sp");
kprintf("StkPtr = %x\n", sp);
}
}
}
void myprogA()
{
kprintf("\r\nmyprogA\r\n");
kprintf("Run-Time Stack Address: %x\r\n", &proctab[currpid].prstkptr);
int x;
for(x=1;x<10000;x++){
x = x+0;
}
x = myfuncA(1, 2);
}
int myprogA(){
kprintf("\n\nmyprogA\n");
register int *esp asm("sp");
kprintf("Runtime stack inside myprogA.\n");
kprintf("Runtime stack [address]=data.\n");
int j = -12;
for(;j < 13; j++){
kprintf("%02d: [0x%08x]=0x%08x\n",j ,(esp+j), *(esp+j));
}
myfuncA('c');
return 0;
}
int myappA(int x, int main_pid){
unsigned long * topsp;
int res;
struct procent * proc = &proctab[main_pid];
kprintf("\ncurrpid : %d\n", currpid);
kprintf("\n main's pid : %d\n", main_pid);
kprintf("\n main's esp(prstkptr) : 0x%x\n", (unsigned long *)proc->prstkptr);
asm("movl %esp, esp");
topsp = esp;
kprintf("\nBefore myfuncA is called\n");
kprintf("run-time stack top : address = 0x%x, content = 0x%x\n", topsp, (unsigned long *) *topsp);
res = myfuncA(x);
asm("movl %esp, esp");
topsp = esp;
kprintf("\nAfter myfuncA has returned\n");
kprintf("run-time stack top : address = 0x%x, content = 0x%x\n", topsp, (unsigned long *) *topsp);
return res;
}
