- fixed bootloader

git-svn-id: http://moon:8086/svn/mips@155 a8ebac50-d88d-4704-bea3-6648445a41b3

link/bootloader.ld

@@ -17,12 +17,10 @@ SECTIONS
       _entry = ALIGN(4);
       __entry = ALIGN(4);
      *(.init)
-     . = ORIGIN(rom) + 0x180;
+     . = ORIGIN(rom) + 0x080;
      *(.ktext)
      *(.text*)
      *(.rodata*)
-     . = ORIGIN(rom) + LENGTH(rom) - 0x40;
-     *(.dbg_stub*)
    }  > rom
 
    .data ORIGIN(ram) :
@@ -33,9 +31,6 @@ SECTIONS
       _end = ALIGN(4);
    }  > ram
 
-   .flash ORIGIN(flash) :
-   {
-      _flash_start = ALIGN(4);
-   }  > flash
+   _flash_start = ORIGIN(flash);
 
 }

make/mips_boot.mk

@@ -3,9 +3,9 @@
 # TLB = {no, yes}
 # ENDIANESS = {eb, el}
 BOARD ?= ml402
-TLB ?= no
+WITH_TLB ?= n
 ENDIANESS ?= eb
-DEBUGGER ?= gdb
+DEBUGGER ?= n
 		
 ifeq ($(ENDIANESS),el)
   ENDIAN_FLAGS=-EL
@@ -13,18 +13,9 @@ else
   ENDIAN_FLAGS=-EB
 endif
 
-ifeq ($(DEBUGGER),gdb)
-	DBG_FLAGS := -DWITH_DEBUGGER -DWITH_GDB_STUB
-	DBG_OBJ := gdb_stub.o
-endif
-ifeq ($(DEBUGGER),mips)
-	DBG_FLAGS := -DWITH_DEBUGGER
-	DBG_OBJ := mips_dbg.o mips_dis.o
-endif
-		
-		  
-CFLAGS=$(ENDIAN_FLAGS) -Os -ffunction-sections -fdata-sections -I. -I../libsys -msoft-float -march=r3000 -G0 -I../libsys/boards/$(BOARD) -D$(BOARD) $(DBG_FLAGS)
-LFLAGS=$(ENDIAN_FLAGS) -Os -nostartfiles -nodefaultlibs -nostdlib -Wl,--gc-sections -Wl,-M 
+FLAGS := -fno-exceptions -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -nostartfiles -nodefaultlibs -nostdlib 
+CFLAGS=$(ENDIAN_FLAGS) $(FLAGS) -Os -I. -I../libsys -msoft-float -march=r3000 -G0 -I../libsys/boards/$(BOARD) -D$(BOARD)
+LFLAGS=$(ENDIAN_FLAGS) $(FLAGS) -Os
 
 ifeq ($(TLB),yes)
   CFLAGS+=-DSYS_IO_BASE=0xAC000000 -DSDRAM_BASE=0x80000000 -DFLASH_BASE_IO=0xA4000000 -DFLASH_BASE_MEM=0x88000000
@@ -36,7 +27,7 @@ endif
 
 BUILD_DIR=./build/$(BOARD)/$(ENDIANESS)
 		  
-LIBS=-lc -lgcc
+LIBS=-lc
 CFLAGS += -DXCP_SIZE=4096
 		  
 CC=mips-elf-gcc

src/bootloader/boards/ml402/board.c

@@ -12,20 +12,12 @@
 
 extern uart_if_t uart_if[];
 
-int gdb_stub(struct xcptcontext * xcp) __attribute__ ((section (".gdb")));
-
-int gdb_stub(struct xcptcontext * xcp)
-{
-	handle_exception((unsigned long *)xcp);
-	return 0;
-}
-
-inline void _dbg_writechar(uart_if_t const *pUart, char c)
+void _dbg_writechar(uart_if_t const *pUart, char c)
 {
 	UART_writechar(pUart, c);
 }
 
-inline char _dbg_readchar(uart_if_t const *pUart)
+char _dbg_readchar(uart_if_t const *pUart)
 {
 	int c;