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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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 */
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#include <arch/mm/page.h>
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#include <arch/mm/page.h>
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#include <arch/boot/boot.h>
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#include <proc/scheduler.h>
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#include <proc/scheduler.h>
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#include <proc/thread.h>
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#include <proc/thread.h>
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#include <arch.h>
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#include <arch.h>
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__address supervisor_sp;
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__address supervisor_sp_physical;
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/** Perform ppc64 specific tasks needed before the new task is run. */
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/** Perform ppc64 specific tasks needed before the new task is run. */
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void before_task_runs_arch(void)
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void before_task_runs_arch(void)
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{
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{
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}
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}
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/** Perform ppc64 specific tasks needed before the new thread is scheduled. */
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/** Perform ppc64 specific tasks needed before the new thread is scheduled. */
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void before_thread_runs_arch(void)
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void before_thread_runs_arch(void)
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{
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{
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    pht_init();
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    tlb_invalidate_all();
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    asm volatile (
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        "mtsprg0 %0\n"
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        :
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    supervisor_sp = (__address) &THREAD->kstack[THREAD_STACK_SIZE - SP_DELTA];
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        : "r" (KA2PA(&THREAD->kstack[THREAD_STACK_SIZE - SP_DELTA]))
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    supervisor_sp_physical = KA2PA(supervisor_sp_physical);
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    );
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}
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}
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void after_thread_ran_arch(void)
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void after_thread_ran_arch(void)
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{
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{
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}
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}