OpenCloudOS-Kernel/arch/x86/include/asm/trampoline.h

29 lines
728 B
C

#ifndef _ASM_X86_TRAMPOLINE_H
#define _ASM_X86_TRAMPOLINE_H
#ifndef __ASSEMBLY__
#ifdef CONFIG_X86_TRAMPOLINE
/*
* Trampoline 80x86 program as an array.
*/
extern const unsigned char trampoline_data [];
extern const unsigned char trampoline_end [];
extern unsigned char *trampoline_base;
extern unsigned long init_rsp;
extern unsigned long initial_code;
extern unsigned long initial_gs;
#define TRAMPOLINE_SIZE roundup(trampoline_end - trampoline_data, PAGE_SIZE)
extern unsigned long setup_trampoline(void);
extern void __init reserve_trampoline_memory(void);
#else
static inline void reserve_trampoline_memory(void) {};
#endif /* CONFIG_X86_TRAMPOLINE */
#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_TRAMPOLINE_H */