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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /branches/dynload/kernel/arch/ia64/src/proc/scheduler.c @ 4337

  → /branches/dynload/kernel/arch/ia64/src/proc/scheduler.c @ 4338

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 4337 → Rev 4338

/branches/dynload/kernel/arch/ia64/src/proc/scheduler.c
47,14 → 47,17
{
}
/** Prepare kernel stack pointers in bank 0 r22 and r23 and make sure the stack is mapped in DTR. */
/** Prepare kernel stack pointers in bank 0 r22 and r23 and make sure the stack
* is mapped in DTR.
*/
void before_thread_runs_arch(void)
{
uintptr_t base;
base = ALIGN_DOWN(config.base, 1<<KERNEL_PAGE_WIDTH);
base = ALIGN_DOWN(config.base, 1 << KERNEL_PAGE_WIDTH);
if ((uintptr_t) THREAD->kstack < base || (uintptr_t) THREAD->kstack > base + (1<<(KERNEL_PAGE_WIDTH))) {
if ((uintptr_t) THREAD->kstack < base ||
(uintptr_t) THREAD->kstack > base + (1 << (KERNEL_PAGE_WIDTH))) {
/*
* Kernel stack of this thread is not mapped by DTR[TR_KERNEL].
* Use DTR[TR_KSTACK1] and DTR[TR_KSTACK2] to map it.
64,8 → 67,11
dtr_purge((uintptr_t) THREAD->kstack, PAGE_WIDTH+1);
/* insert DTR[TR_STACK1] and DTR[TR_STACK2] */
dtlb_kernel_mapping_insert((uintptr_t) THREAD->kstack, KA2PA(THREAD->kstack), true, DTR_KSTACK1);
dtlb_kernel_mapping_insert((uintptr_t) THREAD->kstack + PAGE_SIZE, KA2PA(THREAD->kstack) + FRAME_SIZE, true, DTR_KSTACK2);
dtlb_kernel_mapping_insert((uintptr_t) THREAD->kstack,
KA2PA(THREAD->kstack), true, DTR_KSTACK1);
dtlb_kernel_mapping_insert((uintptr_t) THREAD->kstack +
PAGE_SIZE, KA2PA(THREAD->kstack) + FRAME_SIZE, true,
DTR_KSTACK2);
}
/*