50 lines
		
	
	
	
		
			1.2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			50 lines
		
	
	
	
		
			1.2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | #ifndef _SPARC64_KPROBES_H
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|  | #define _SPARC64_KPROBES_H
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|  | 
 | ||
|  | #include <linux/types.h>
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|  | #include <linux/percpu.h>
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|  | 
 | ||
|  | typedef u32 kprobe_opcode_t; | ||
|  | 
 | ||
|  | #define BREAKPOINT_INSTRUCTION   0x91d02070 /* ta 0x70 */
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|  | #define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */
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|  | #define MAX_INSN_SIZE 2
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|  | 
 | ||
|  | #define kretprobe_blacklist_size 0
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|  | 
 | ||
|  | #define arch_remove_kprobe(p)	do {} while (0)
 | ||
|  | 
 | ||
|  | #define flush_insn_slot(p)		\
 | ||
|  | do { 	flushi(&(p)->ainsn.insn[0]);	\ | ||
|  | 	flushi(&(p)->ainsn.insn[1]);	\ | ||
|  | } while (0) | ||
|  | 
 | ||
|  | void kretprobe_trampoline(void); | ||
|  | 
 | ||
|  | /* Architecture specific copy of original instruction*/ | ||
|  | struct arch_specific_insn { | ||
|  | 	/* copy of the original instruction */ | ||
|  | 	kprobe_opcode_t insn[MAX_INSN_SIZE]; | ||
|  | }; | ||
|  | 
 | ||
|  | struct prev_kprobe { | ||
|  | 	struct kprobe *kp; | ||
|  | 	unsigned long status; | ||
|  | 	unsigned long orig_tnpc; | ||
|  | 	unsigned long orig_tstate_pil; | ||
|  | }; | ||
|  | 
 | ||
|  | /* per-cpu kprobe control block */ | ||
|  | struct kprobe_ctlblk { | ||
|  | 	unsigned long kprobe_status; | ||
|  | 	unsigned long kprobe_orig_tnpc; | ||
|  | 	unsigned long kprobe_orig_tstate_pil; | ||
|  | 	struct pt_regs jprobe_saved_regs; | ||
|  | 	struct prev_kprobe prev_kprobe; | ||
|  | }; | ||
|  | 
 | ||
|  | extern int kprobe_exceptions_notify(struct notifier_block *self, | ||
|  | 				    unsigned long val, void *data); | ||
|  | extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); | ||
|  | #endif /* _SPARC64_KPROBES_H */
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