/* sdramDcr.s - IBM SDRAM controller DCR access assembly routines *//*******************************************************************************   This source and object code has been made available to you by IBM on an   AS-IS basis.   IT IS PROVIDED WITHOUT WARRANTY OF ANY KIND, INCLUDING THE WARRANTIES OF   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE OR OF NONINFRINGEMENT   OF THIRD PARTY RIGHTS.  IN NO EVENT SHALL IBM OR ITS LICENSORS BE LIABLE   FOR INCIDENTAL, CONSEQUENTIAL OR PUNITIVE DAMAGES.  IBM'S OR ITS LICENSOR'S   DAMAGES FOR ANY CAUSE OF ACTION, WHETHER IN CONTRACT OR IN TORT, AT LAW OR   AT EQUITY, SHALL BE LIMITED TO A MAXIMUM OF $1,000 PER LICENSE.  No license   under IBM patents or patent applications is to be implied by the copyright   license.   Any user of this software should understand that neither IBM nor its   licensors will be responsible for any consequences resulting from the use   of this software.   Any person who transfers this source code or any derivative work must   include the IBM copyright notice, this paragraph, and the preceding two   paragraphs in the transferred software.   Any person who transfers this object code or any derivative work must   include the IBM copyright notice in the transferred software.   COPYRIGHT   I B M   CORPORATION 2000   LICENSED MATERIAL  -  PROGRAM PROPERTY OF  I B MNOMANUAL*******************************************************************************//*modification history--------------------01e,30nov01,kab  Update for T2.201d,19nov01,pch  cleanup01c,08may01,pch  Add assembler abstractions (FUNC_EXPORT, FUNC_BEGIN, etc.)01b,15may00,mcg  register name updates to match 405GP User Manual01a,17jan00,mcg  created*//*DESCRIPTIONThis module contains chip-dependent routines written in assembly language.*/#define _ASMLANGUAGE        /* globals */        FUNC_EXPORT(sysDcrSdramGet)	_WRS_TEXT_SEG_START/********************************************************************************* sysDcrSdramGet - Get the contents of an SDRAM controller DCR register** This routine reads the contents of the specified SDRAM controller register.** SYNOPSIS* \ss* UINT32 sysDcrSdramGet(UINT32 sdramReg)* \se** RETURNS: Contents of argument SDRAM register*/FUNC_BEGIN(sysDcrSdramGet)        mtdcr   SDRAM_CFGADDR, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        mfdcr   r3, SDRAM_CFGDATA#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrSdramGet)