lunaix-os/arch/generic/includes/sys/hart.h

   1 #ifndef __LUNAIX_ARCH_HART_H
   2 #define __LUNAIX_ARCH_HART_H
   3
   4 #ifndef __ASM__
   5 #include <lunaix/compiler.h>
   6 #include <sys/cpu.h>
   7
   8 struct exec_param;
   9
  10 struct regcontext
  11 {
  12
  13 } compact;
  14
  15 struct hart_state
  16 {
  17
  18 } compact;
  19
  20 struct exec_param
  21 {
  22     struct hart_state* parent_state;
  23 } compact;
  24
  25 void
  26 hart_flow_redirect(struct hart_state* state, ptr_t pc, ptr_t sp);
  27
  28 ptr_t
  29 hart_pc(struct hart_state* state);
  30
  31 ptr_t
  32 hart_sp(struct hart_state* state);
  33
  34 bool
  35 kernel_context(struct hart_state* hstate);
  36
  37 ptr_t
  38 hart_stack_frame(struct hart_state* hstate);
  39
  40 int
  41 hart_vector_stamp(struct hart_state* hstate);
  42
  43 unsigned int
  44 hart_ecause(struct hart_state* hstate);
  45
  46 struct hart_state*
  47 hart_parent_state(struct hart_state* hstate);
  48
  49 void
  50 hart_push_state(struct hart_state* p_hstate, struct hart_state* hstate);
  51
  52 #endif
  53
  54 #endif /* __LUNAIX_ARCH_HART_H */