/***************************************************************************
 *     Copyright (c) 2003-2010, Broadcom Corporation
 *     All Rights Reserved
 *     Confidential Property of Broadcom Corporation
 *
 *  THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED SOFTWARE LICENSE
 *  AGREEMENT  BETWEEN THE USER AND BROADCOM.  YOU HAVE NO RIGHT TO USE OR
 *  EXPLOIT THIS MATERIAL EXCEPT SUBJECT TO THE TERMS OF SUCH AN AGREEMENT.
 *
 * $brcm_Workfile: $
 * $brcm_Revision: $
 * $brcm_Date: $
 *
 * Module Description: C runtime startup code. This file sets up initial stack,
 *      clears BSS and calls main.
 *
 * Revision History:
 *
 * $brcm_Log: $
 *
 ***************************************************************************/
#include "mips.h"
#define CRT_STACK_SIZE 0x400
#define START_STATUS  (C0_STATUS_CU0_BIT | C0_STATUS_BEV_BIT | C0_STATUS_EXL_BIT)

        .set mips32
        .extern _fbss
        .extern _end
        .data
        .comm   crt_stack, CRT_STACK_SIZE
        .text
        .align 4
        .globl start
        .ent start
start: 
        j start_crt
        nop
start_crt:
        li      t0, START_STATUS
        mtc0    t0, C0_STATUS
        la sp, crt_stack + (CRT_STACK_SIZE - 8)
        la a0, _fbss
        la a1, _end
        beq a1, a0, 2f
        nop
1:
        sw zero, 0(a0)
		addi a0, a0, 4
        bne  a0, a1, 1b
		nop	
2:
        move a0, zero
        move a1, zero
		jal bcm_main
		nop
loop:           
        j loop
        .end start