Initial Contribution

1 files changed, 78 insertions, 0 deletions

diff --git a/hw/goldfish_trace.h b/hw/goldfish_trace.h
new file mode 100644
index 0000000..ea627e8
--- /dev/null
+++ b/hw/goldfish_trace.h
@@ -0,0 +1,78 @@
+/* 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 unsigned long v2p(target_ulong ptr, int is_user);
+extern void vmemcpy(target_ulong ptr, 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