src/system/kernel/arch/mips/arch_thread.cpp

   1 /*
   2 ** Copyright 2001, Travis Geiselbrecht. All rights reserved.
   3 ** Distributed under the terms of the NewOS License.
   4 */
   5 #include <kernel/kernel.h>
   6 #include <kernel/thread.h>
   7
   8 int arch_proc_init_proc_struct(struct proc *p, bool kernel)
   9 {
  10         return 0;
  11 }
  12
  13 int arch_thread_init_thread_struct(Thread *t)
  14 {
  15         return 0;
  16 }
  17
  18 int arch_thread_initialize_kthread_stack(Thread *t, int (*start_func)(void), void (*entry_func)(void))
  19 {
  20         return 0;
  21 }
  22
  23 void arch_thread_context_switch(Thread *t_from, Thread *t_to)
  24 {
  25 #if 0
  26         int i;
  27         dprintf("arch_thread_context_switch: 0x%x->0x%x to sp 0x%x\n",
  28                 t_from->id, t_to->id, t_to->arch_info.sp);
  29 #endif
  30 #if 0
  31         for(i=0; i<8; i++) {
  32                 dprintf("sp[%d] = 0x%x\n", i, t_to->arch_info.sp[i]);
  33         }
  34 #endif
  35 #if 0
  36         sh4_set_kstack(t_to->kernel_stack_area->base + KSTACK_SIZE);
  37
  38         if(t_from->proc->arch_info.pgdir != t_to->proc->arch_info.pgdir)
  39                 sh4_set_user_pgdir((addr)t_to->proc->arch_info.pgdir);
  40         sh4_context_switch(&t_from->arch_info.sp, t_to->arch_info.sp);
  41 #endif
  42 }
  43
  44 void arch_thread_dump_info(void *info)
  45 {
  46 }
  47
  48 void arch_thread_enter_uspace(addr entry, addr ustack_top)
  49 {
  50 }
  51