/* uicDcr.s - IBM Universal Int Controller (UIC) 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.   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COPYRIGHT   I B M   CORPORATION 2000   LICENSED MATERIAL  -  PROGRAM PROPERTY OF  I B MNOMANUAL*******************************************************************************//*modification history--------------------01e,30nov01,kab  Update for T2.2: asm and doc macros01d,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(sysDcrUiccrGet)        FUNC_EXPORT(sysDcrUiccrSet)        FUNC_EXPORT(sysDcrUicerGet)        FUNC_EXPORT(sysDcrUicerSet)        FUNC_EXPORT(sysDcrUicmsrGet)        FUNC_EXPORT(sysDcrUicprGet)        FUNC_EXPORT(sysDcrUicprSet)        FUNC_EXPORT(sysDcrUicsrGet)        FUNC_EXPORT(sysDcrUicsrClear)        FUNC_EXPORT(sysDcrUictrGet)        FUNC_EXPORT(sysDcrUictrSet)        FUNC_EXPORT(sysDcrUicvrGet)        FUNC_EXPORT(sysDcrUicvcrSet)	_WRS_TEXT_SEG_START/********************************************************************************* sysDcrUiccrGet - get the contents of the UIC Critical Register** This routine reads and returns the contents of the UIC Critical Register.** NOMANUAL* \ss* UINT32 sysDcrUiccrGet (void)* \se** RETURNS: value of UICCR*/FUNC_BEGIN(sysDcrUiccrGet)        mfdcr   r3, UIC_CR#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUiccrGet)/********************************************************************************* sysDcrUiccrSet - set the contents of the UIC Critical Register** This routine writes the contents of the UIC Critical Register.** NOMANUAL* \ss* VOID sysDcrUiccrSet (UINT32 uiccr)* \se** RETURNS: N/A*/FUNC_BEGIN(sysDcrUiccrSet)        mtdcr   UIC_CR, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUiccrSet)/********************************************************************************* sysDcrUicerGet - get the contents of the UIC Interrupt Enable Register** This routine reads and returns the contents of the UIC Interrupt Enable* Register.** NOMANUAL* \ss* UINT32 sysDcrUicerGet (void)* \se** RETURNS: 32-bit value UIC Interrupt Enable Register*/FUNC_BEGIN(sysDcrUicerGet)        mfdcr   r3, UIC_ER#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicerGet)/********************************************************************************* sysDcrUicerSet - set the contents of the UIC Interrupt Enable Register** This routine writes the contents of the UIC Interrupt Enable register.** NOMANUAL* \ss* VOID sysDcrUicerSet (UINT32 uicer)* \se** RETURNS: N/A*/FUNC_BEGIN(sysDcrUicerSet)        mtdcr   UIC_ER, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicerSet)/********************************************************************************* sysDcrUicmsrGet - get the contents of the UIC Masked Status Register** This routine reads and returns the contents of the UIC Masked Status * register.** NOMANUAL* \ss* UINT32 sysDcrUicmsrGet (void)* \se** RETURNS: Value of UIC Masked Status Register*/FUNC_BEGIN(sysDcrUicmsrGet)        mfdcr   r3, UIC_MSR#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicmsrGet)/********************************************************************************* sysDcrUicprGet - get the contents of the UIC Polarity Register** This routine reads and returns the contents of the UIC Polarity Register.** NOMANUAL* \ss* UINT32 sysDcrUicprGet (void)* \se** RETURNS: Contents of UIC Polarity Register*/FUNC_BEGIN(sysDcrUicprGet)        mfdcr   r3, UIC_PR#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicprGet)/********************************************************************************* sysDcrUicprSet - set the contents of the UIC Polarity Register** This routine writes the contents of the UIC Polarity Register.** NOMANUAL* \ss* VOID sysDcrUicprSet (UINT32)* \se** RETURNS: N/A*/FUNC_BEGIN(sysDcrUicprSet)        mtdcr   UIC_PR, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicprSet)/********************************************************************************* sysDcrUicsrGet - get the contents of the UIC Status Register** This routine reads and returns the contents of the UIC Status Register.** NOMANUAL* \ss* UINT32 sysDcrUicsrGet (void)* \se** RETURNS: 32-bit contents of the UIC Status Register*/FUNC_BEGIN(sysDcrUicsrGet)        mfdcr   r3, UIC_SR#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicsrGet)/********************************************************************************* sysDcrUicsrClear - clears pending interrupts in the UIC Status Register** This routine writes to the UIC Status Register.  It will clear the interrupt* status for each bit that is set to 1 in the input parameter.** NOMANUAL* \ss* VOID sysDcrUicsrClear (UINT32 bitset)* \se** RETURNS: N/A*/FUNC_BEGIN(sysDcrUicsrClear)        mtdcr   UIC_SR, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicsrClear)/********************************************************************************* sysDcrUictrGet - get the contents of the UIC Triggering Register** This routine reads and returns the contents of the UIC Triggering Register.** NOMANUAL* \ss* UINT32 sysDcrUictrGet (void)* \se** RETURNS: Contents of the UIC Triggering Register.*/FUNC_BEGIN(sysDcrUictrGet)        mfdcr   r3, UIC_TR#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUictrGet)/********************************************************************************* sysDcrUictrSet - set the contents of the UIC Triggering Register** This routine writes the contents of the UIC Triggering Register.** NOMANUAL* \ss* VOID sysDcrUictrSet (UINT32)* \se** RETURNS: N/A*/FUNC_BEGIN(sysDcrUictrSet)        mtdcr   UIC_TR, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUictrSet)/********************************************************************************* sysDcrUicvrGet - get the contents of the UIC Vector Register** This routine reads and returns the contents of the UIC Vector Register.** NOMANUAL* \ss* UINT32 sysDcrUicvrGet (void)* \se** RETURNS: Contents of the UIC Vector Register.*/FUNC_BEGIN(sysDcrUicvrGet)        mfdcr   r3, UIC_VR#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicvrGet)/********************************************************************************* sysDcrUicvcrSet - set the contents of the UIC Vector Configuration Register** This routine writes the contents of the UIC Vector Configuration Register.** NOMANUAL* \ss* VOID sysDcrUicvcrSet (UINT32)* \se** RETURNS: N/A*/FUNC_BEGIN(sysDcrUicvcrSet)        mtdcr   UIC_VCR, r3#if defined (PPC405GP_REVB) || defined (PPC405GP_REVC)   /* revB/C errata # 8 */        nop        nop        nop#endif        blrFUNC_END(sysDcrUicvcrSet)