- fixed board file for ml402

- no lto

git-svn-id: http://moon:8086/svn/mips@139 a8ebac50-d88d-4704-bea3-6648445a41b3

src/Makefile

@@ -42,7 +42,7 @@ OBJCOPY=mips-elf-objcopy
 PROG-ml402 = $(addprefix $(BUILD_DIR)/, hello.elf testbench.elf test_irq.elf dhry.elf queens.elf stanford.elf paranoia.elf rmd160_test.elf Bessel.elf whet.elf phrasen.elf dttl.elf richards_benchmark.elf test_exception.elf life.elf r3.elf gunzip.elf basic_math.elf jman_patches.elf jman_patchmeshes.elf jman_polys.elf test_hpi.elf test_vga.elf test_fft.elf)
 PROG-denano = $(addprefix $(BUILD_DIR)/, hello.elf dhry.elf queens.elf stanford.elf paranoia.elf rmd160_test.elf Bessel.elf whet.elf phrasen.elf dttl.elf richards_benchmark.elf test_exception.elf testbench_denano.elf)
 PROG-sim = $(addprefix $(BUILD_DIR)/, hello.elf ICacheTest.elf)
-CFLAGS-sim := -flto -O0
+CFLAGS-sim := -O0
 		  
 CFLAGS += $(CFLAGS-$(BOARD))
 		  

src/libsys/boards/ml402/board.c

@@ -12,17 +12,27 @@
 #include "../../regdef.h"
 
 extern uart_if_t uart_if[];
-extern void handle_exception (unsigned long *registers);
-
-int gdb_stub(struct xcptcontext * xcp)
-{
-	handle_exception((unsigned long *)xcp);
-	return 0;
-}
-#ifdef WITH_ROM_GDBSTUB
+#ifdef WITH_ROM_DEBUGGER
 const fp_xcpt_t dbg_func = (fp_xcpt_t)0xbfc01fc0;
 #else
-const fp_xcpt_t dbg_func = (fp_xcpt_t)gdb_stub;
+#ifdef WITH_GDB_STUB
+extern void handle_exception (unsigned long *registers);
+#else
+extern int dbg_handler(struct xcptcontext * xcp);
+#endif
+
+int dbg_stub(struct xcptcontext * xcp) __attribute__ ((section (".dbg_stub"))) __attribute__ ((used));
+int dbg_stub(struct xcptcontext * xcp)
+{
+#ifdef WITH_GDB_STUB
+	handle_exception((unsigned long *)xcp);
+	return 0;
+#else
+	return dbg_handler(xcp);
+#endif
+}
+
+const fp_xcpt_t dbg_func = (fp_xcpt_t)dbg_stub;
 #endif
 
 #define ARRAYSIZE(a)	(sizeof(a)/sizeof(a[0]))

src/link/link.ld

@@ -24,7 +24,7 @@ SECTIONS
 
     .exc_vector ORIGIN(ram) + 0x80 :
     {
-        *(.exc_vect)
+        KEEP (*(.exc_vect))
     } >ram
     .init           :
     {