resetvec.s

这是单板上DPRAM的驱动程序

# @(#) pSOSystem PowerPC/V2.2.2*
#************************************************************************
#                                                                       *
#   MODULE:  bsps/fuc8xx/src/resetvec.s                                 *
#   DATE:    98/07/03                                                   *
#   AUTHOR:  Shan Zhengguang                                            *
#   PURPOSE: Assembly-language support code                             *
#                                                                       *
#-----------------------------------------------------------------------*
#                                                                       *
#            COPYRIGHT 1998- 1999 ZHONGXING TELECOM CO.,LTD.            *
#                       ALL RIGHTS RESERVED                             *
#                                                                       *
#-----------------------------------------------------------------------*
#                                                                       *
#************************************************************************

	.include  "defines.ia"

#------------------------------------------------------------------------
# ROM Reset vector                                                      *
#------------------------------------------------------------------------
        .extern   _START

        .if       __DIAB
        .section  ".restvt",,c
        .else
        .section  ".restvt","ax"
        .endif

        .align    2
        .globl    _ResetVector

_ResetVector:

        lis     r3,%hiadj(._START)
        addi    r3,r3,%lo(._START)

        mtlr    r3
        blr

        .end