| // Misc function and variable declarations. |
| #ifndef __STACKS_H |
| #define __STACKS_H |
| |
| #include "types.h" // u32 |
| |
| #define CALL32SMM_CMDID 0xb5 |
| #define CALL32SMM_ENTERID 0x1234 |
| #define CALL32SMM_RETURNID 0x5678 |
| |
| // stacks.c |
| extern int HaveSmmCall32; |
| u32 call32(void *func, u32 eax, u32 errret); |
| extern u8 ExtraStack[], *StackPos; |
| u32 stack_hop(u32 eax, u32 edx, void *func); |
| u32 stack_hop_back(u32 eax, u32 edx, void *func); |
| int on_extra_stack(void); |
| struct bregs; |
| void farcall16(struct bregs *callregs); |
| void farcall16big(struct bregs *callregs); |
| void __call16_int(struct bregs *callregs, u16 offset); |
| #define call16_int(nr, callregs) do { \ |
| extern void irq_trampoline_ ##nr (); \ |
| __call16_int((callregs), (u32)&irq_trampoline_ ##nr ); \ |
| } while (0) |
| void reset(void); |
| extern struct thread_info MainThread; |
| struct thread_info *getCurThread(void); |
| void yield(void); |
| void yield_toirq(void); |
| void thread_init(void); |
| int threads_during_optionroms(void); |
| void run_thread(void (*func)(void*), void *data); |
| void wait_threads(void); |
| struct mutex_s { u32 isLocked; }; |
| void mutex_lock(struct mutex_s *mutex); |
| void mutex_unlock(struct mutex_s *mutex); |
| void start_preempt(void); |
| void finish_preempt(void); |
| int wait_preempt(void); |
| void check_preempt(void); |
| u32 call32_params(void *func, u32 eax, u32 edx, u32 ecx, u32 errret); |
| |
| // Inline functions |
| |
| // Check if a call to stack_hop_back is needed. |
| static inline int |
| need_hop_back(void) |
| { |
| return !MODESEGMENT || on_extra_stack(); |
| } |
| |
| #endif // stacks.h |