/* *  Startup Code for MIPS32 CPU-core * *  Copyright (c) 2003	Wolfgang Denk <wd@denx.de> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */#include <pavo.h>#include <mips.h>#include <mipsregs.h> #include <archdefs.h>#include <cacheops.h>		#include <jz4740.h>			#define RVECENT(f,n) \   b f; nop#define XVECENT(f,bev) \   b f     ;           \   li k0,bev	.set noreorder	.globl _start	.text_start:	.word JZ4740_NANDBOOT_CFG	/* fetched during NAND Boot */reset:	/* 	 * CU0=UM=EXL=IE=0, BEV=ERL=1, IP2~7=1	 */		//li	t0, 0x0040FC04	//mtc0	t0, CP0_STATUS	/* CAUSE register */	/* IV=1, use the specical interrupt vector (0x200) */	//li	t1, 0x00800000	//mtc0	t1, CP0_CAUSE	/* Initialize GOT pointer.	*/	bal     1f	nop	1:		move    gp, ra	lw      t1, 0(ra)	move	gp, t1	/* Set up temporary stack.	 */	la	sp, 0x80004000	la	t9, nand_boot	j	t9	nop	.set reorder