Changeset ab08b42 in mainline for arch/mips

Timestamp:

2005-09-03T16:40:25Z (20 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

6401f79

Parents:

f6297e0

Message:

Added symbol table lookup in exceptions.
This breaks ia64 & ppc architecture compiles.

Location:

arch/mips

Files:

• Makefile.inc (modified) (1 diff)
• _link.ld (modified) (1 diff)
• src/mm/tlb.c (modified) (2 diffs)

arch/mips/Makefile.inc

@@ -7 +7 @@
 AS=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-as
 LD=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-ld
+OBJCOPY=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-objcopy
+BFD_NAME=elf32-tradlittlemips
+BFD_ARCH=mips
 
 ASFLAGS=-mips3

arch/mips/_link.ld

@@ -37 +37 @@
                 *(.scommon);
                 *(COMMON);              /* global variables */
+
+                symbol_table = .;
+                *(symtab.*);            /* Symbol table, must be LAST symbol!*/
+
                 kdata_end = .;
 

arch/mips/src/mm/tlb.c

@@ -34 +34 @@
 #include <arch.h>
 
+#include <symtab.h>
+
 void main_bsp(void);
-
-
-
 
 int bootstrap = 1;
@@ -53 +52 @@
 void tlb_invalid(void)
 {
-        panic("%X: TLB exception at %X", cp0_badvaddr_read(), THREAD ? THREAD->saved_epc : 0);
+        char *symbol = "";
+
+        if (THREAD) {
+                char *s = get_symtab_entry(THREAD->saved_epc);
+                if (s)
+                        symbol = s;
+        }
+        panic("%X: TLB exception at %X(%s)\n", cp0_badvaddr_read(), 
+              THREAD ? THREAD->saved_epc : 0, symbol);
 }