[kservice] improve backtrace service in kernel (#8144)

Signed-off-by: Shell <[email protected]>

3 files changed, 26 insertions, 5 deletions

diff --git a/include/rtdef.h b/include/rtdef.h
index 13a3c743ad..eb0d66b06c 100644
--- a/include/rtdef.h
+++ b/include/rtdef.h
@@ -421,6 +421,7 @@ typedef int (*init_fn_t)(void);
 #define RT_ENOENT                       ENOENT          /**< No entry */
 #define RT_ENOSPC                       ENOSPC          /**< No space left */
 #define RT_EPERM                        EPERM           /**< Operation not permitted */
+#define RT_EFAULT                       EFAULT          /**< Bad address */
 #define RT_ETRAP                        254             /**< Trap event */
 #else
 #define RT_EOK                          0               /**< There is no error */
@@ -438,6 +439,7 @@ typedef int (*init_fn_t)(void);
 #define RT_ENOSPC                       12              /**< No space left */
 #define RT_EPERM                        13              /**< Operation not permitted */
 #define RT_ETRAP                        14              /**< Trap event */
+#define RT_EFAULT                       15              /**< Bad address */
 #endif /* defined(RT_USING_LIBC) && !RT_USING_LIBC_ISO_ONLY */
 
 /**@}*/
diff --git a/include/rthw.h b/include/rthw.h
index ed512ac14f..65764d5635 100644
--- a/include/rthw.h
+++ b/include/rthw.h
@@ -13,6 +13,7 @@
  * 2018-11-17     Jesven       add rt_hw_spinlock_t
  *                             add smp support
  * 2019-05-18     Bernard      add empty definition for not enable cache case
+ * 2023-10-16     Shell        Support a new backtrace framework
  */
 
 #ifndef __RT_HW_H__
@@ -20,6 +21,10 @@
 
 #include <rtdef.h>
 
+#if defined (RT_USING_CACHE) || defined(RT_USING_SMP)
+#include <cpuport.h> /* include spinlock, cache ops, etc. */
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -145,9 +150,20 @@ void rt_hw_context_switch_to(rt_ubase_t to);
 void rt_hw_context_switch_interrupt(rt_ubase_t from, rt_ubase_t to, rt_thread_t from_thread, rt_thread_t to_thread);
 #endif /*RT_USING_SMP*/
 
+/**
+ * Hardware Layer Backtrace Service
+ */
+struct rt_hw_backtrace_frame {
+    rt_base_t fp;
+    rt_base_t pc;
+};
+
+rt_err_t rt_hw_backtrace_frame_get(rt_thread_t thread, struct rt_hw_backtrace_frame *frame);
+
+rt_err_t rt_hw_backtrace_frame_unwind(rt_thread_t thread, struct rt_hw_backtrace_frame *frame);
+
 void rt_hw_console_output(const char *str);
 
-void rt_hw_backtrace(rt_uint32_t *fp, rt_ubase_t thread_entry);
 void rt_hw_show_memory(rt_uint32_t addr, rt_size_t size);
 
 /*
@@ -170,7 +186,6 @@ void rt_hw_ipi_send(int ipi_vector, unsigned int cpu_mask);
 #endif
 
 #ifdef RT_USING_SMP
-#include <cpuport.h> /* for spinlock from arch */
 
 struct rt_spinlock
 {
@@ -216,9 +231,7 @@ struct rt_spinlock
 };
 #endif
 
-#ifdef RT_USING_CACHE
-#include <cpuport.h>
-#else
+#ifndef RT_USING_CACHE
 #define rt_hw_isb()
 #define rt_hw_dmb()
 #define rt_hw_dsb()
diff --git a/include/rtthread.h b/include/rtthread.h
index 610115134c..f693b4f856 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -19,6 +19,7 @@
  * 2022-06-04     Meco Man     remove strnlen
  * 2023-05-20     Bernard      add rtatomic.h header file to included files.
  * 2023-06-30     ChuShicheng  move debug check from the rtdebug.h
+ * 2023-10-16     Shell        Support a new backtrace framework
  */
 
 #ifndef __RT_THREAD_H__
@@ -658,6 +659,11 @@ void rt_components_board_init(void);
 #else
 int rt_kprintf(const char *fmt, ...);
 void rt_kputs(const char *str);
+
+rt_err_t rt_backtrace(void);
+rt_err_t rt_backtrace_thread(rt_thread_t thread);
+rt_err_t rt_backtrace_frame(struct rt_hw_backtrace_frame *frame);
+
 #endif /* RT_USING_CONSOLE */
 
 int rt_vsprintf(char *dest, const char *format, va_list arg_ptr);