maldcr.s

WINDRIVER SBC405 BSP

/* malDcr.s - IBM Memory Access Layer (MAL) 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 M

NOMANUAL
*******************************************************************************/

/*
modification history
--------------------
01e,30nov01,kab  Update for T2.2
01d,19nov01,pch  cleanup
01c,08may01,pch  Add assembler abstractions (FUNC_EXPORT, FUNC_BEGIN, etc.)
01b,15may00,mcg  register name updates to match 405GP User Manual
01a,17jan00,mcg  created
*/

/*
DESCRIPTION
This module contains chip-dependent routines written in assembly language.
*/

#define _ASMLANGUAGE

        /* globals */

        FUNC_EXPORT(sysDcrMalcrGet)
        FUNC_EXPORT(sysDcrMalcrSet)
        FUNC_EXPORT(sysDcrMalesrGet)
        FUNC_EXPORT(sysDcrMalesrClear)
        FUNC_EXPORT(sysDcrMalierGet)
        FUNC_EXPORT(sysDcrMalierSet)
        FUNC_EXPORT(sysDcrMaltxcasrGet)
        FUNC_EXPORT(sysDcrMaltxcasrSet)
        FUNC_EXPORT(sysDcrMaltxcarrGet)
        FUNC_EXPORT(sysDcrMaltxcarrSet)
        FUNC_EXPORT(sysDcrMaltxeobisrGet)
        FUNC_EXPORT(sysDcrMaltxeobisrClear)
        FUNC_EXPORT(sysDcrMaltxdeirGet)
        FUNC_EXPORT(sysDcrMaltxdeirClear)
        FUNC_EXPORT(sysDcrMalrxcasrGet)
        FUNC_EXPORT(sysDcrMalrxcasrSet)
        FUNC_EXPORT(sysDcrMalrxcarrGet)
        FUNC_EXPORT(sysDcrMalrxcarrSet)
        FUNC_EXPORT(sysDcrMalrxeobisrGet)
        FUNC_EXPORT(sysDcrMalrxeobisrClear)
        FUNC_EXPORT(sysDcrMalrxdeirGet)
        FUNC_EXPORT(sysDcrMalrxdeirClear)
        FUNC_EXPORT(sysDcrMaltxctp0rGet)
        FUNC_EXPORT(sysDcrMaltxctp0rSet)
        FUNC_EXPORT(sysDcrMaltxctp1rGet)
        FUNC_EXPORT(sysDcrMaltxctp1rSet)
        FUNC_EXPORT(sysDcrMaltxctp2rGet)
        FUNC_EXPORT(sysDcrMaltxctp2rSet)
        FUNC_EXPORT(sysDcrMaltxctp3rGet)
        FUNC_EXPORT(sysDcrMaltxctp3rSet)
#ifdef MAL_CHANNELS_32
        FUNC_EXPORT(sysDcrMaltxctp4rGet)
        FUNC_EXPORT(sysDcrMaltxctp4rSet)
        FUNC_EXPORT(sysDcrMaltxctp5rGet)
        FUNC_EXPORT(sysDcrMaltxctp5rSet)
        FUNC_EXPORT(sysDcrMaltxctp6rGet)
        FUNC_EXPORT(sysDcrMaltxctp6rSet)
        FUNC_EXPORT(sysDcrMaltxctp7rGet)
        FUNC_EXPORT(sysDcrMaltxctp7rSet)
        FUNC_EXPORT(sysDcrMaltxctp8rGet)
        FUNC_EXPORT(sysDcrMaltxctp8rSet)
        FUNC_EXPORT(sysDcrMaltxctp9rGet)
        FUNC_EXPORT(sysDcrMaltxctp9rSet)
        FUNC_EXPORT(sysDcrMaltxctp10rGet)
        FUNC_EXPORT(sysDcrMaltxctp10rSet)
        FUNC_EXPORT(sysDcrMaltxctp11rGet)
        FUNC_EXPORT(sysDcrMaltxctp11rSet)
        FUNC_EXPORT(sysDcrMaltxctp12rGet)
        FUNC_EXPORT(sysDcrMaltxctp12rSet)
        FUNC_EXPORT(sysDcrMaltxctp13rGet)
        FUNC_EXPORT(sysDcrMaltxctp13rSet)
        FUNC_EXPORT(sysDcrMaltxctp14rGet)
        FUNC_EXPORT(sysDcrMaltxctp14rSet)
        FUNC_EXPORT(sysDcrMaltxctp15rGet)
        FUNC_EXPORT(sysDcrMaltxctp15rSet)
#endif /* MAL_CHANNELS_32 */
#ifdef MAL_CHANNELS_64
        FUNC_EXPORT(sysDcrMaltxctp16rGet)
        FUNC_EXPORT(sysDcrMaltxctp16rSet)
        FUNC_EXPORT(sysDcrMaltxctp17rGet)
        FUNC_EXPORT(sysDcrMaltxctp17rSet)
        FUNC_EXPORT(sysDcrMaltxctp18rGet)
        FUNC_EXPORT(sysDcrMaltxctp18rSet)
        FUNC_EXPORT(sysDcrMaltxctp19rGet)
        FUNC_EXPORT(sysDcrMaltxctp19rSet)
        FUNC_EXPORT(sysDcrMaltxctp20rGet)
        FUNC_EXPORT(sysDcrMaltxctp20rSet)
        FUNC_EXPORT(sysDcrMaltxctp21rGet)
        FUNC_EXPORT(sysDcrMaltxctp21rSet)
        FUNC_EXPORT(sysDcrMaltxctp22rGet)
        FUNC_EXPORT(sysDcrMaltxctp22rSet)
        FUNC_EXPORT(sysDcrMaltxctp23rGet)
        FUNC_EXPORT(sysDcrMaltxctp23rSet)
        FUNC_EXPORT(sysDcrMaltxctp24rGet)
        FUNC_EXPORT(sysDcrMaltxctp24rSet)
        FUNC_EXPORT(sysDcrMaltxctp25rGet)
        FUNC_EXPORT(sysDcrMaltxctp25rSet)
        FUNC_EXPORT(sysDcrMaltxctp26rGet)
        FUNC_EXPORT(sysDcrMaltxctp26rSet)
        FUNC_EXPORT(sysDcrMaltxctp27rGet)
        FUNC_EXPORT(sysDcrMaltxctp27rSet)
        FUNC_EXPORT(sysDcrMaltxctp28rGet)
        FUNC_EXPORT(sysDcrMaltxctp28rSet)
        FUNC_EXPORT(sysDcrMaltxctp29rGet)
        FUNC_EXPORT(sysDcrMaltxctp29rSet)
        FUNC_EXPORT(sysDcrMaltxctp30rGet)
        FUNC_EXPORT(sysDcrMaltxctp30rSet)
        FUNC_EXPORT(sysDcrMaltxctp31rGet)
        FUNC_EXPORT(sysDcrMaltxctp31rSet)
#endif /* MAL_CHANNELS_64 */

        FUNC_EXPORT(sysDcrMalrxctp0rGet)
        FUNC_EXPORT(sysDcrMalrxctp0rSet)
        FUNC_EXPORT(sysDcrMalrxctp1rGet)
        FUNC_EXPORT(sysDcrMalrxctp1rSet)
        FUNC_EXPORT(sysDcrMalrxctp2rGet)
        FUNC_EXPORT(sysDcrMalrxctp2rSet)
        FUNC_EXPORT(sysDcrMalrxctp3rGet)
        FUNC_EXPORT(sysDcrMalrxctp3rSet)
#ifdef MAL_CHANNELS_32
        FUNC_EXPORT(sysDcrMalrxctp4rGet)
        FUNC_EXPORT(sysDcrMalrxctp4rSet)
        FUNC_EXPORT(sysDcrMalrxctp5rGet)
        FUNC_EXPORT(sysDcrMalrxctp5rSet)
        FUNC_EXPORT(sysDcrMalrxctp6rGet)
        FUNC_EXPORT(sysDcrMalrxctp6rSet)
        FUNC_EXPORT(sysDcrMalrxctp7rGet)
        FUNC_EXPORT(sysDcrMalrxctp7rSet)
        FUNC_EXPORT(sysDcrMalrxctp8rGet)
        FUNC_EXPORT(sysDcrMalrxctp8rSet)
        FUNC_EXPORT(sysDcrMalrxctp9rGet)
        FUNC_EXPORT(sysDcrMalrxctp9rSet)
        FUNC_EXPORT(sysDcrMalrxctp10rGet)
        FUNC_EXPORT(sysDcrMalrxctp10rSet)
        FUNC_EXPORT(sysDcrMalrxctp11rGet)
        FUNC_EXPORT(sysDcrMalrxctp11rSet)
        FUNC_EXPORT(sysDcrMalrxctp12rGet)
        FUNC_EXPORT(sysDcrMalrxctp12rSet)
        FUNC_EXPORT(sysDcrMalrxctp13rGet)
        FUNC_EXPORT(sysDcrMalrxctp13rSet)
        FUNC_EXPORT(sysDcrMalrxctp14rGet)
        FUNC_EXPORT(sysDcrMalrxctp14rSet)
        FUNC_EXPORT(sysDcrMalrxctp15rGet)
        FUNC_EXPORT(sysDcrMalrxctp15rSet)
#endif /* MAL_CHANNELS_32 */
#ifdef MAL_CHANNELS_64
        FUNC_EXPORT(sysDcrMalrxctp16rGet)
        FUNC_EXPORT(sysDcrMalrxctp16rSet)
        FUNC_EXPORT(sysDcrMalrxctp17rGet)
        FUNC_EXPORT(sysDcrMalrxctp17rSet)
        FUNC_EXPORT(sysDcrMalrxctp18rGet)
        FUNC_EXPORT(sysDcrMalrxctp18rSet)
        FUNC_EXPORT(sysDcrMalrxctp19rGet)
        FUNC_EXPORT(sysDcrMalrxctp19rSet)
        FUNC_EXPORT(sysDcrMalrxctp20rGet)
        FUNC_EXPORT(sysDcrMalrxctp20rSet)
        FUNC_EXPORT(sysDcrMalrxctp21rGet)
        FUNC_EXPORT(sysDcrMalrxctp21rSet)
        FUNC_EXPORT(sysDcrMalrxctp22rGet)
        FUNC_EXPORT(sysDcrMalrxctp22rSet)
        FUNC_EXPORT(sysDcrMalrxctp23rGet)
        FUNC_EXPORT(sysDcrMalrxctp23rSet)
        FUNC_EXPORT(sysDcrMalrxctp24rGet)
        FUNC_EXPORT(sysDcrMalrxctp24rSet)
        FUNC_EXPORT(sysDcrMalrxctp25rGet)
        FUNC_EXPORT(sysDcrMalrxctp25rSet)
        FUNC_EXPORT(sysDcrMalrxctp26rGet)
        FUNC_EXPORT(sysDcrMalrxctp26rSet)
        FUNC_EXPORT(sysDcrMalrxctp27rGet)
        FUNC_EXPORT(sysDcrMalrxctp27rSet)
        FUNC_EXPORT(sysDcrMalrxctp28rGet)
        FUNC_EXPORT(sysDcrMalrxctp28rSet)
        FUNC_EXPORT(sysDcrMalrxctp29rGet)
        FUNC_EXPORT(sysDcrMalrxctp29rSet)
        FUNC_EXPORT(sysDcrMalrxctp30rGet)
        FUNC_EXPORT(sysDcrMalrxctp30rSet)
        FUNC_EXPORT(sysDcrMalrxctp31rGet)
        FUNC_EXPORT(sysDcrMalrxctp31rSet)
#endif /* MAL_CHANNELS_64 */

        FUNC_EXPORT(sysDcrMalrcbs0Get)
        FUNC_EXPORT(sysDcrMalrcbs0Set)
        FUNC_EXPORT(sysDcrMalrcbs1Get)
        FUNC_EXPORT(sysDcrMalrcbs1Set)
        FUNC_EXPORT(sysDcrMalrcbs2Get)
        FUNC_EXPORT(sysDcrMalrcbs2Set)
        FUNC_EXPORT(sysDcrMalrcbs3Get)
        FUNC_EXPORT(sysDcrMalrcbs3Set)
#ifdef MAL_CHANNELS_32
        FUNC_EXPORT(sysDcrMalrcbs4Get)
        FUNC_EXPORT(sysDcrMalrcbs4Set)
        FUNC_EXPORT(sysDcrMalrcbs5Get)
        FUNC_EXPORT(sysDcrMalrcbs5Set)
        FUNC_EXPORT(sysDcrMalrcbs6Get)
        FUNC_EXPORT(sysDcrMalrcbs6Set)
        FUNC_EXPORT(sysDcrMalrcbs7Get)
        FUNC_EXPORT(sysDcrMalrcbs7Set)
        FUNC_EXPORT(sysDcrMalrcbs8Get)
        FUNC_EXPORT(sysDcrMalrcbs8Set)
        FUNC_EXPORT(sysDcrMalrcbs9Get)
        FUNC_EXPORT(sysDcrMalrcbs9Set)
        FUNC_EXPORT(sysDcrMalrcbs10Get)
        FUNC_EXPORT(sysDcrMalrcbs10Set)
        FUNC_EXPORT(sysDcrMalrcbs11Get)
        FUNC_EXPORT(sysDcrMalrcbs11Set)
        FUNC_EXPORT(sysDcrMalrcbs12Get)
        FUNC_EXPORT(sysDcrMalrcbs12Set)
        FUNC_EXPORT(sysDcrMalrcbs13Get)
        FUNC_EXPORT(sysDcrMalrcbs13Set)
        FUNC_EXPORT(sysDcrMalrcbs14Get)
        FUNC_EXPORT(sysDcrMalrcbs14Set)
        FUNC_EXPORT(sysDcrMalrcbs15Get)
        FUNC_EXPORT(sysDcrMalrcbs15Set)
#endif /* MAL_CHANNELS_32 */
#ifdef MAL_CHANNELS_64
        FUNC_EXPORT(sysDcrMalrcbs16Get)
        FUNC_EXPORT(sysDcrMalrcbs16Set)
        FUNC_EXPORT(sysDcrMalrcbs17Get)
        FUNC_EXPORT(sysDcrMalrcbs17Set)
        FUNC_EXPORT(sysDcrMalrcbs18Get)
        FUNC_EXPORT(sysDcrMalrcbs18Set)
        FUNC_EXPORT(sysDcrMalrcbs19Get)
        FUNC_EXPORT(sysDcrMalrcbs19Set)
        FUNC_EXPORT(sysDcrMalrcbs20Get)
        FUNC_EXPORT(sysDcrMalrcbs20Set)
        FUNC_EXPORT(sysDcrMalrcbs21Get)
        FUNC_EXPORT(sysDcrMalrcbs21Set)
        FUNC_EXPORT(sysDcrMalrcbs22Get)
        FUNC_EXPORT(sysDcrMalrcbs22Set)
        FUNC_EXPORT(sysDcrMalrcbs23Get)
        FUNC_EXPORT(sysDcrMalrcbs23Set)
        FUNC_EXPORT(sysDcrMalrcbs24Get)
        FUNC_EXPORT(sysDcrMalrcbs24Set)
        FUNC_EXPORT(sysDcrMalrcbs25Get)
        FUNC_EXPORT(sysDcrMalrcbs25Set)
        FUNC_EXPORT(sysDcrMalrcbs26Get)
        FUNC_EXPORT(sysDcrMalrcbs26Set)
        FUNC_EXPORT(sysDcrMalrcbs27Get)
        FUNC_EXPORT(sysDcrMalrcbs27Set)
        FUNC_EXPORT(sysDcrMalrcbs28Get)
        FUNC_EXPORT(sysDcrMalrcbs28Set)
        FUNC_EXPORT(sysDcrMalrcbs29Get)
        FUNC_EXPORT(sysDcrMalrcbs29Set)
        FUNC_EXPORT(sysDcrMalrcbs30Get)
        FUNC_EXPORT(sysDcrMalrcbs30Set)
        FUNC_EXPORT(sysDcrMalrcbs31Get)
        FUNC_EXPORT(sysDcrMalrcbs31Set)
#endif /* MAL_CHANNELS_64 */

	_WRS_TEXT_SEG_START

/*******************************************************************************
*
* sysDcrMalcrGet - get the contents of MAL configuration register
*
* This routine reads and returns the contents of the MAL configuration register.
*
* NOMANUAL

* UINT32 sysDcrMalcrGet (void)

*/

FUNC_BEGIN(sysDcrMalcrGet)

        mfdcr   r3, MAL_CFG
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMalcrGet)

/*******************************************************************************
*
* sysDcrMalcrSet - set the contents of MAL configuration register
*
* This routine writes the contents of the MAL configuration register
*
* NOMANUAL

* void sysDcrMalcrSet (UINT32)

*/

FUNC_BEGIN(sysDcrMalcrSet)

        mtdcr   MAL_CFG, r3
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMalcrSet)

/*******************************************************************************
*
* sysDcrMalesrGet - get the contents of the MAL Error Status Register
*
* This routine reads and returns the contents of the MAL Error Status Register.
*
* NOMANUAL

* UINT32 sysDcrMalesrGet (void)

*/

FUNC_BEGIN(sysDcrMalesrGet)

        mfdcr   r3, MAL_ESR
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMalesrGet)

/*******************************************************************************
*
* sysDcrMalesrClear - clears pending status in the MAL Error Status Register
*
* This routine writes to the MAL Error Status Register.  It will clear the
* status for each bit that is set to 1 in the input parameter.
*
* NOMANUAL

* void sysDcrMalesrClear (UINT32)

*/

FUNC_BEGIN(sysDcrMalesrClear)

        mtdcr   MAL_ESR, r3
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMalesrClear)

/*******************************************************************************
*
* sysDcrMalierGet - get the contents of MAL interrupt enable register
*
* This routine reads and returns the contents of the MAL interrupt enable
* register.
*
* NOMANUAL

* UINT32 sysDcrMalierGet (void)

*/

FUNC_BEGIN(sysDcrMalierGet)

        mfdcr   r3, MAL_IER
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMalierGet)

/*******************************************************************************
*
* sysDcrMalierSet - set the contents of MAL interrupt enable register
*
* This routine writes the contents of the MAL interrupt enable register.
*
* NOMANUAL

* void sysDcrMalierSet (UINT32)

*/

FUNC_BEGIN(sysDcrMalierSet)

        mtdcr   MAL_IER, r3
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMalierSet)

/*******************************************************************************
*
* sysDcrMaltxcasrGet - get the contents of the MAL Transmit Channel Active Set
*                      Register
*
* This routine reads and returns the contents of the MAL Transmit Channel Active
* Set register.
*
* NOMANUAL

* UINT32 sysDcrMaltxcasrGet (void)

*/

FUNC_BEGIN(sysDcrMaltxcasrGet)

        mfdcr   r3, MAL_TXCASR
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMaltxcasrGet)

/*******************************************************************************
*
* sysDcrMaltxcasrSet - set the contents of the MAL Transmit Channel Active Set
*                      Register
*
* This function is used to enable MAL transmit channels. For each bit in the
* input parameter that is set to '1', its corresponding TX channel will be
* enabled.
*
* NOMANUAL

* void sysDcrMaltxcasrSet (UINT32)

*/

FUNC_BEGIN(sysDcrMaltxcasrSet)

        mtdcr   MAL_TXCASR, r3
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMaltxcasrSet)

/*******************************************************************************
*
* sysDcrMaltxcarrGet - get the contents of the MAL Transmit Channel Active Reset
*                      Register
*
* This routine reads and returns the contents of the MAL Transmit Channel Active
* Reset register.
*
* NOMANUAL

* UINT32 sysDcrMaltxcarrGet (void)

*/

FUNC_BEGIN(sysDcrMaltxcarrGet)

        mfdcr   r3, MAL_TXCARR
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMaltxcarrGet)

/*******************************************************************************
*
* sysDcrMaltxcarrSet - set the contents of the MAL Transmit Channel Active Set
*                      Register
*
* This function is used to disable MAL transmit channels. For each bit in the
* input parameter that is set to '1', its corresponding TX channel will be
* disabled.
*
* NOMANUAL

* void sysDcrMaltxcarrSet (UINT32)

*/

FUNC_BEGIN(sysDcrMaltxcarrSet)

        mtdcr   MAL_TXCARR, r3
#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */
        nop
        nop
        nop
#endif
        blr
FUNC_END(sysDcrMaltxcarrSet)