auto import from //depot/cupcake/@135843

1 files changed, 93 insertions, 0 deletions

diff --git a/emulator/qtools/tests/macros.h b/emulator/qtools/tests/macros.h
new file mode 100644
index 0000000..066374b
--- /dev/null
+++ b/emulator/qtools/tests/macros.h
@@ -0,0 +1,93 @@
+#ifndef _TEST_TRACE_C_H_
+#define _TEST_TRACE_C_H_
+
+/* the base address of trace device */
+#define TRACE_DEV_BASE_ADDR             0x21000000
+
+/*the register addresses of the trace device */
+#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_DYN_SYM           50
+#define TRACE_DEV_REG_DYN_SYM_ADDR      51
+#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
+#define TRACE_DEV_REG_DISABLE           101
+
+/* write a word to a trace device register */
+#define DEV_WRITE_WORD(addr,value)\
+    (*(volatile unsigned long *)(TRACE_DEV_BASE_ADDR + ((addr) << 2)) = (value))
+
+/*************************************************************/
+/* generates test events */
+
+/* context switch */
+#define TRACE_SWITCH(pid)            DEV_WRITE_WORD(TRACE_DEV_REG_SWITCH, (pid))
+/* fork */
+#define TRACE_FORK(pid)              DEV_WRITE_WORD(TRACE_DEV_REG_FORK, (pid))
+/* clone */
+#define TRACE_CLONE(pid)             DEV_WRITE_WORD(TRACE_DEV_REG_CLONE, (pid))
+/* dump name and path of threads executed before trace device created */
+#define TRACE_INIT_NAME(pid,path)\
+do {\
+    DEV_WRITE_WORD(TRACE_DEV_REG_INIT_PID, (pid));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_INIT_NAME, (unsigned long)(path));\
+}while(0)
+/* dump exec mapping of threads executed before trace device created */
+#define TRACE_INIT_EXEC(vstart,vend,eoff,path)\
+do {\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_VMSTART, (vstart));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_VMEND, (vend));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_OFFSET, (eoff));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_EXEPATH, (unsigned long)(path));\
+}while(0)
+/* mmap */
+#define TRACE_MMAP(vstart,vend,eoff,path)\
+do {\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_VMSTART, (vstart));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_VMEND, (vend));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_EXECVE_OFFSET, (eoff));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_MMAP_EXEPATH, (unsigned long)(path));\
+}while(0)
+/* execve */
+#define TRACE_EXECVE(cmdlen,cmd)\
+do {\
+    DEV_WRITE_WORD(TRACE_DEV_REG_CMDLINE_LEN, (cmdlen));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_CMDLINE, (unsigned long)(cmd));\
+}while(0)
+/* exit */
+#define TRACE_EXIT(retv)             DEV_WRITE_WORD(TRACE_DEV_REG_EXIT, (retv))
+
+/* other commands */
+
+/* stop emulation */
+#define TRACE_STOP_EMU()             DEV_WRITE_WORD(TRACE_DEV_REG_STOP_EMU, 1)
+/* enable/disable tracing */
+#define TRACE_ENABLE_TRACING()       DEV_WRITE_WORD(TRACE_DEV_REG_ENABLE, 1)
+#define TRACE_DISABLE_TRACING()      DEV_WRITE_WORD(TRACE_DEV_REG_DISABLE, 1)
+/* dynamic symbols */
+#define TRACE_DYN_SYM(addr,sym)\
+do {\
+    DEV_WRITE_WORD(TRACE_DEV_REG_DYN_SYM_ADDR, (addr));\
+    DEV_WRITE_WORD(TRACE_DEV_REG_DYN_SYM, (unsigned long)(sym));\
+}while(0)
+/* prints */
+#define PRINT_STR(str)         DEV_WRITE_WORD(TRACE_DEV_REG_PRINT_STR, (unsigned long)(str))
+#define PRINT_NUM_DEC(num)     DEV_WRITE_WORD(TRACE_DEV_REG_PRINT_NUM_DEC, (num))
+#define PRINT_NUM_HEX(num)     DEV_WRITE_WORD(TRACE_DEV_REG_PRINT_NUM_HEX, (num))
+
+#endif