14b4cf759SPaul Mundt #ifndef __ASM_SH_FTRACE_H 24b4cf759SPaul Mundt #define __ASM_SH_FTRACE_H 34b4cf759SPaul Mundt 4fad57febSMatt Fleming #ifdef CONFIG_FUNCTION_TRACER 5fad57febSMatt Fleming 6fad57febSMatt Fleming #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ 7c68e3206SPaul Mundt #define FTRACE_SYSCALL_MAX NR_syscalls 8fad57febSMatt Fleming 94b4cf759SPaul Mundt #ifndef __ASSEMBLY__ 104b4cf759SPaul Mundt extern void mcount(void); 11fad57febSMatt Fleming 12*c93bf928SMinfei Huang #define MCOUNT_ADDR ((unsigned long)(mcount)) 13fad57febSMatt Fleming 14fad57febSMatt Fleming #ifdef CONFIG_DYNAMIC_FTRACE 15ca0d1727SMatt Fleming #define CALL_ADDR ((long)(ftrace_call)) 16fad57febSMatt Fleming #define STUB_ADDR ((long)(ftrace_stub)) 17327933f5SMatt Fleming #define GRAPH_ADDR ((long)(ftrace_graph_call)) 18327933f5SMatt Fleming #define CALLER_ADDR ((long)(ftrace_caller)) 19fad57febSMatt Fleming 20ca0d1727SMatt Fleming #define MCOUNT_INSN_OFFSET ((STUB_ADDR - CALL_ADDR) - 4) 21327933f5SMatt Fleming #define GRAPH_INSN_OFFSET ((CALLER_ADDR - GRAPH_ADDR) - 4) 2222f131aaSPaul Mundt 2322f131aaSPaul Mundt struct dyn_arch_ftrace { 2422f131aaSPaul Mundt /* No extra data needed on sh */ 2522f131aaSPaul Mundt }; 2622f131aaSPaul Mundt 2722f131aaSPaul Mundt #endif /* CONFIG_DYNAMIC_FTRACE */ 284b4cf759SPaul Mundt 29fad57febSMatt Fleming static inline unsigned long ftrace_call_adjust(unsigned long addr) 30fad57febSMatt Fleming { 31fad57febSMatt Fleming /* 'addr' is the memory table address. */ 32fad57febSMatt Fleming return addr; 33fad57febSMatt Fleming } 34fad57febSMatt Fleming 3536c87199SPaul Mundt #endif /* __ASSEMBLY__ */ 3636c87199SPaul Mundt #endif /* CONFIG_FUNCTION_TRACER */ 3736c87199SPaul Mundt 3836c87199SPaul Mundt #ifndef __ASSEMBLY__ 3936c87199SPaul Mundt 40ac4fac8cSPaul Mundt /* arch/sh/kernel/return_address.c */ 41ac4fac8cSPaul Mundt extern void *return_address(unsigned int); 42d26cddbbSMatt Fleming 43eed542d6SAKASHI Takahiro #define ftrace_return_address(n) return_address(n) 44d26cddbbSMatt Fleming 4522f131aaSPaul Mundt #endif /* __ASSEMBLY__ */ 46fad57febSMatt Fleming 474b4cf759SPaul Mundt #endif /* __ASM_SH_FTRACE_H */ 48