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/* Copyright (C) 2007-2008 The Android Open Source Project
**
** This software is licensed under the terms of the GNU General Public
** License version 2, as published by the Free Software Foundation, and
** may be copied, distributed, and modified under those terms.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
*/
#ifndef _TRACE_DEV_H_
#define _TRACE_DEV_H_
#define CLIENT_PAGE_SIZE 4096
/* trace device registers */
#define TRACE_DEV_REG_SWITCH 0
#define TRACE_DEV_REG_FORK 1
#define TRACE_DEV_REG_EXECVE_PID 2
#define TRACE_DEV_REG_EXECVE_VMSTART 3
#define TRACE_DEV_REG_EXECVE_VMEND 4
#define TRACE_DEV_REG_EXECVE_OFFSET 5
#define TRACE_DEV_REG_EXECVE_EXEPATH 6
#define TRACE_DEV_REG_EXIT 7
#define TRACE_DEV_REG_CMDLINE 8
#define TRACE_DEV_REG_CMDLINE_LEN 9
#define TRACE_DEV_REG_MMAP_EXEPATH 10
#define TRACE_DEV_REG_INIT_PID 11
#define TRACE_DEV_REG_INIT_NAME 12
#define TRACE_DEV_REG_CLONE 13
#define TRACE_DEV_REG_UNMAP_START 14
#define TRACE_DEV_REG_UNMAP_END 15
#define TRACE_DEV_REG_NAME 16
#define TRACE_DEV_REG_TGID 17
#define TRACE_DEV_REG_DYN_SYM 50
#define TRACE_DEV_REG_DYN_SYM_ADDR 51
#define TRACE_DEV_REG_REMOVE_ADDR 52
#define TRACE_DEV_REG_PRINT_STR 60
#define TRACE_DEV_REG_PRINT_NUM_DEC 61
#define TRACE_DEV_REG_PRINT_NUM_HEX 62
#define TRACE_DEV_REG_STOP_EMU 90
#define TRACE_DEV_REG_ENABLE 100
/* the virtual trace device state */
typedef struct {
uint32_t base;
} trace_dev_state;
/*
* interfaces for copy from virtual space
* from target-arm/op_helper.c
*/
extern target_phys_addr_t v2p(target_ulong ptr, int is_user);
extern void vmemcpy(target_ulong ptr, char *buf, int size);
extern void pmemcpy(target_ulong ptr, const char* buf, int size);
extern void vstrcpy(target_ulong ptr, char *buf, int max);
/*
* interfaces to trace module to signal kernel events
*/
extern void trace_switch(int pid);
extern void trace_fork(int tgid, int pid);
extern void trace_clone(int tgid, int pid);
extern void trace_execve(const char *arg, int len);
extern void trace_exit(int exitcode);
extern void trace_mmap(unsigned long vstart, unsigned long vend,
unsigned long offset, const char *path);
extern void trace_munmap(unsigned long vstart, unsigned long vend);
extern void trace_dynamic_symbol_add(unsigned long vaddr, const char *name);
extern void trace_dynamic_symbol_remove(unsigned long vaddr);
extern void trace_init_name(int tgid, int pid, const char *name);
extern void trace_init_exec(unsigned long start, unsigned long end,
unsigned long offset, const char *exe);
extern void start_tracing(void);
extern void stop_tracing(void);
extern void trace_exception(uint32 target_pc);
#endif
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