Backported the new stack crawl command ("sc", not "bt" like in NewOS) from

NewOS. Untested yet, though.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@750 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/arch/debug.h

@@ -1,9 +1,10 @@
-/* 
+/*
 ** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
 ** Distributed under the terms of the NewOS License.
 */
-#ifndef _NEWOS_KERNEL_ARCH_DEBUG
-#define _NEWOS_KERNEL_ARCH_DEBUG
+#ifndef _KERNEL_ARCH_DEBUG_H
+#define _KERNEL_ARCH_DEBUG_H
 
-#endif
+int arch_dbg_init(kernel_args *ka);
 
+#endif	/* _KERNEL_ARCH_DEBUG_H */

headers/private/kernel/arch/x86/arch_cpu.h

@@ -82,6 +82,28 @@ typedef struct pdentry {
 	unsigned int addr:20;
 } pdentry;
 
+struct iframe {
+	unsigned int gs;
+	unsigned int fs;
+	unsigned int es;
+	unsigned int ds;
+	unsigned int edi;
+	unsigned int esi;
+	unsigned int ebp;
+	unsigned int esp;
+	unsigned int ebx;
+	unsigned int edx;
+	unsigned int ecx;
+	unsigned int eax;
+	unsigned int vector;
+	unsigned int error_code;
+	unsigned int eip;
+	unsigned int cs;
+	unsigned int flags;
+	unsigned int user_esp;
+	unsigned int user_ss;
+};
+
 #define nop() __asm__ ("nop"::)
 
 void setup_system_time(unsigned int cv_factor);
@@ -93,6 +115,9 @@ void i386_swap_pgdir(addr new_pgdir);
 void i386_fsave_swap(void *old_fpu_state, void *new_fpu_state);
 void i386_fxsave_swap(void *old_fpu_state, void *new_fpu_state);
 
+#define read_ebp(value) \
+	__asm__("movl	%%ebp,%0" : "=r" (value))
+
 #define read_dr3(value) \
 	__asm__("movl	%%dr3,%0" : "=r" (value))
 

headers/private/kernel/arch/x86/arch_thread.h

@@ -11,6 +11,11 @@ extern "C" {
 
 #include <arch/cpu.h>
 
+
+void i386_push_iframe(struct thread *t, struct iframe *frame);
+void i386_pop_iframe(struct thread *t);
+
+
 extern inline struct thread *arch_thread_get_current_thread(void) {
 	struct thread *t;
 	read_dr3(t);

headers/private/kernel/arch/x86/thread_struct.h

@@ -10,10 +10,17 @@ struct farcall {
 	unsigned int *ss;
 };
 
+#define	IFRAME_TRACE_DEPTH 4
+
 // architecture specific thread info
 struct arch_thread {
 	struct farcall current_stack;
 	struct farcall interrupt_stack;
+
+	// used to track interrupts on this thread
+	struct iframe *iframes[IFRAME_TRACE_DEPTH];
+	int iframe_ptr;
+
 	// 512 byte floating point save point
 	uint8 fpu_state[512];
 };
@@ -22,5 +29,4 @@ struct arch_team {
 	// nothing here
 };
 
-#endif
-
+#endif	/* _KERNEL_ARCH_x86_THREAD_STRUCT_H */

headers/private/kernel/elf.h

@@ -11,7 +11,7 @@ int elf_load_uspace(const char *path, struct team *t, int flags, addr *entry);
 image_id elf_load_kspace(const char *path, const char *sym_prepend);
 int elf_unload_kspace( const char *path);
 addr elf_lookup_symbol(image_id id, const char *symbol);
+int elf_lookup_symbol_address(addr address, addr *baseAddress, char *text, size_t length);
 int elf_init(kernel_args *ka);
 
-#endif
-
+#endif	/* _KERNEL_ELF_H */