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authorMarek Vasut <marex@denx.de>2012-07-21 05:02:26 +0000
committerJoe Hershberger <joe.hershberger@ni.com>2012-09-24 13:17:24 -0500
commit61e129885a8fd6d36c25301e537d46e66b6c6e6a (patch)
treeb67d4a7ed39e74c9618ad3775209454b8e2e781d /arch/arm/cpu/ixp/npe/include/IxQMgrAqmIf_p.h
parent1389f98fced3651ece415a6011ccbdfac3a52286 (diff)
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dm: net: Move IXP NPE to drivers/net/
Signed-off-by: Marek Vasut <marex@denx.de> Cc: Bryan Hundven <bryanhundven@gmail.com> Cc: Michael Schwingen <rincewind@discworld.dascon.de> Cc: Wolfgang Denk <wd@denx.de> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: U-Boot DM <u-boot-dm@lists.denx.de> Cc: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'arch/arm/cpu/ixp/npe/include/IxQMgrAqmIf_p.h')
-rw-r--r--arch/arm/cpu/ixp/npe/include/IxQMgrAqmIf_p.h927
1 files changed, 0 insertions, 927 deletions
diff --git a/arch/arm/cpu/ixp/npe/include/IxQMgrAqmIf_p.h b/arch/arm/cpu/ixp/npe/include/IxQMgrAqmIf_p.h
deleted file mode 100644
index 4f0f64d..0000000
--- a/arch/arm/cpu/ixp/npe/include/IxQMgrAqmIf_p.h
+++ /dev/null
@@ -1,927 +0,0 @@
-/**
- * @file IxQMgrAqmIf_p.h
- *
- * @author Intel Corporation
- * @date 30-Oct-2001
- *
- * @brief The IxQMgrAqmIf sub-component provides a number of inline
- * functions for performing I/O on the AQM.
- *
- * Because some functions contained in this module are inline and are
- * used in other modules (within the QMgr component) the definitions are
- * contained in this header file. The "normal" use of inline functions
- * is to use the inline functions in the module in which they are
- * defined. In this case these inline functions are used in external
- * modules and therefore the use of "inline extern". What this means
- * is as follows: if a function foo is declared as "inline extern"this
- * definition is only used for inlining, in no case is the function
- * compiled on its own. If the compiler cannot inline the function it
- * becomes an external reference. Therefore in IxQMgrAqmIf.c all
- * inline functions are defined without the "inline extern" specifier
- * and so define the external references. In all other modules these
- * funtions are defined as "inline extern".
- *
- *
- * @par
- * IXP400 SW Release version 2.0
- *
- * -- Copyright Notice --
- *
- * @par
- * Copyright 2001-2005, Intel Corporation.
- * All rights reserved.
- *
- * @par
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the Intel Corporation nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * @par
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @par
- * -- End of Copyright Notice --
-*/
-
-#ifndef IXQMGRAQMIF_P_H
-#define IXQMGRAQMIF_P_H
-
-#include "IxOsalTypes.h"
-
-/*
- * inline definition
- */
-
-#ifdef IX_OSAL_INLINE_ALL
-/* If IX_OSAL_INLINE_ALL is set then each inlineable API functions will be defined as
- inline functions */
-#define IX_QMGR_AQMIF_INLINE IX_OSAL_INLINE_EXTERN
-#else
-#ifdef IXQMGRAQMIF_C
-#ifndef IX_QMGR_AQMIF_INLINE
-#define IX_QMGR_AQMIF_INLINE
-#endif
-#else
-#ifndef IX_QMGR_AQMIF_INLINE
-#define IX_QMGR_AQMIF_INLINE IX_OSAL_INLINE_EXTERN
-#endif
-#endif /* IXQMGRAQMIF_C */
-#endif /* IX_OSAL_INLINE */
-
-
-/*
- * User defined include files.
- */
-#include "IxQMgr.h"
-#include "IxQMgrLog_p.h"
-#include "IxQMgrQCfg_p.h"
-
-/* Because this file contains inline functions which will be compiled into
- * other components, we need to ensure that the IX_COMPONENT_NAME define
- * is set to ix_qmgr while this code is being compiled. This will ensure
- * that the correct implementation is provided for the memory access macros
- * IX_OSAL_READ_LONG and IX_OSAL_WRITE_LONG which are used in this file.
- * This must be done before including "IxOsalMemAccess.h"
- */
-#define IX_QMGR_AQMIF_SAVED_COMPONENT_NAME IX_COMPONENT_NAME
-#undef IX_COMPONENT_NAME
-#define IX_COMPONENT_NAME ix_qmgr
-#include "IxOsal.h"
-
-/*
- * #defines and macros used in this file.
- */
-
-/* Number of bytes per word */
-#define IX_QMGR_NUM_BYTES_PER_WORD 4
-
-/* Underflow bit mask */
-#define IX_QMGR_UNDERFLOW_BIT_OFFSET 0x0
-
-/* Overflow bit mask */
-#define IX_QMGR_OVERFLOW_BIT_OFFSET 0x1
-
-/* Queue access register, queue 0 */
-#define IX_QMGR_QUEACC0_OFFSET 0x0000
-
-/* Size of queue access register in words */
-#define IX_QMGR_QUEACC_SIZE 0x4/*words*/
-
-/* Queue status register, queues 0-7 */
-#define IX_QMGR_QUELOWSTAT0_OFFSET (IX_QMGR_QUEACC0_OFFSET +\
-(IX_QMGR_MAX_NUM_QUEUES * IX_QMGR_QUEACC_SIZE * IX_QMGR_NUM_BYTES_PER_WORD))
-
-/* Queue status register, queues 8-15 */
-#define IX_QMGR_QUELOWSTAT1_OFFSET (IX_QMGR_QUELOWSTAT0_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue status register, queues 16-23 */
-#define IX_QMGR_QUELOWSTAT2_OFFSET (IX_QMGR_QUELOWSTAT1_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue status register, queues 24-31 */
-#define IX_QMGR_QUELOWSTAT3_OFFSET (IX_QMGR_QUELOWSTAT2_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue status register Q status bits mask */
-#define IX_QMGR_QUELOWSTAT_QUE_STS_BITS_MASK 0xF
-
-/* Size of queue 0-31 status register */
-#define IX_QMGR_QUELOWSTAT_SIZE 0x4 /*words*/
-
-/* The number of queues' status specified per word */
-#define IX_QMGR_QUELOWSTAT_NUM_QUE_PER_WORD 0x8
-
-/* Queue UF/OF status register queues 0-15 */
-#define IX_QMGR_QUEUOSTAT0_OFFSET (IX_QMGR_QUELOWSTAT3_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-/* Queue UF/OF status register queues 16-31 */
-#define IX_QMGR_QUEUOSTAT1_OFFSET (IX_QMGR_QUEUOSTAT0_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* The number of queues' underflow/overflow status specified per word */
-#define IX_QMGR_QUEUOSTAT_NUM_QUE_PER_WORD 0x10
-
-/* Queue NE status register, queues 32-63 */
-#define IX_QMGR_QUEUPPSTAT0_OFFSET (IX_QMGR_QUEUOSTAT1_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue F status register, queues 32-63 */
-#define IX_QMGR_QUEUPPSTAT1_OFFSET (IX_QMGR_QUEUPPSTAT0_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Size of queue 32-63 status register */
-#define IX_QMGR_QUEUPPSTAT_SIZE 0x2 /*words*/
-
-/* The number of queues' status specified per word */
-#define IX_QMGR_QUEUPPSTAT_NUM_QUE_PER_WORD 0x20
-
-/* Queue INT source select register, queues 0-7 */
-#define IX_QMGR_INT0SRCSELREG0_OFFSET (IX_QMGR_QUEUPPSTAT1_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue INT source select register, queues 8-15 */
-#define IX_QMGR_INT0SRCSELREG1_OFFSET (IX_QMGR_INT0SRCSELREG0_OFFSET+\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue INT source select register, queues 16-23 */
-#define IX_QMGR_INT0SRCSELREG2_OFFSET (IX_QMGR_INT0SRCSELREG1_OFFSET+\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue INT source select register, queues 24-31 */
-#define IX_QMGR_INT0SRCSELREG3_OFFSET (IX_QMGR_INT0SRCSELREG2_OFFSET+\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Size of interrupt source select reegister */
-#define IX_QMGR_INT0SRCSELREG_SIZE 0x4 /*words*/
-
-/* The number of queues' interrupt source select specified per word*/
-#define IX_QMGR_INTSRC_NUM_QUE_PER_WORD 0x8
-
-/* Queue INT enable register, queues 0-31 */
-#define IX_QMGR_QUEIEREG0_OFFSET (IX_QMGR_INT0SRCSELREG3_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue INT enable register, queues 32-63 */
-#define IX_QMGR_QUEIEREG1_OFFSET (IX_QMGR_QUEIEREG0_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue INT register, queues 0-31 */
-#define IX_QMGR_QINTREG0_OFFSET (IX_QMGR_QUEIEREG1_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Queue INT register, queues 32-63 */
-#define IX_QMGR_QINTREG1_OFFSET (IX_QMGR_QINTREG0_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Size of interrupt register */
-#define IX_QMGR_QINTREG_SIZE 0x2 /*words*/
-
-/* Number of queues' status specified per word */
-#define IX_QMGR_QINTREG_NUM_QUE_PER_WORD 0x20
-
-/* Number of bits per queue interrupt status */
-#define IX_QMGR_QINTREG_BITS_PER_QUEUE 0x1
-#define IX_QMGR_QINTREG_BIT_OFFSET 0x1
-
-/* Size of address space not used by AQM */
-#define IX_QMGR_AQM_UNUSED_ADDRESS_SPACE_SIZE_IN_BYTES 0x1bC0
-
-/* Queue config register, queue 0 */
-#define IX_QMGR_QUECONFIG_BASE_OFFSET (IX_QMGR_QINTREG1_OFFSET +\
- IX_QMGR_NUM_BYTES_PER_WORD +\
- IX_QMGR_AQM_UNUSED_ADDRESS_SPACE_SIZE_IN_BYTES)
-
-/* Total size of configuration words */
-#define IX_QMGR_QUECONFIG_SIZE 0x100
-
-/* Start of SRAM queue buffer space */
-#define IX_QMGR_QUEBUFFER_SPACE_OFFSET (IX_QMGR_QUECONFIG_BASE_OFFSET +\
- IX_QMGR_MAX_NUM_QUEUES * IX_QMGR_NUM_BYTES_PER_WORD)
-
-/* Total bits in a word */
-#define BITS_PER_WORD 32
-
-/* Size of queue buffer space */
-#define IX_QMGR_QUE_BUFFER_SPACE_SIZE 0x1F00
-
-/*
- * This macro will return the address of the access register for the
- * queue specified by qId
- */
-#define IX_QMGR_Q_ACCESS_ADDR_GET(qId)\
- (((qId) * (IX_QMGR_QUEACC_SIZE * IX_QMGR_NUM_BYTES_PER_WORD))\
- + IX_QMGR_QUEACC0_OFFSET)
-
-/*
- * Bit location of bit-3 of INT0SRCSELREG0 register to enabled
- * sticky interrupt register.
- */
-#define IX_QMGR_INT0SRCSELREG0_BIT3 3
-
-/*
- * Variable declerations global to this file. Externs are followed by
- * statics.
- */
-extern UINT32 aqmBaseAddress;
-
-/*
- * Function declarations.
- */
-void
-ixQMgrAqmIfInit (void);
-
-void
-ixQMgrAqmIfUninit (void);
-
-unsigned
-ixQMgrAqmIfLog2 (unsigned number);
-
-void
-ixQMgrAqmIfQRegisterBitsWrite (IxQMgrQId qId,
- UINT32 registerBaseAddrOffset,
- unsigned queuesPerRegWord,
- UINT32 value);
-
-void
-ixQMgrAqmIfQStatusCheckValsCalc (IxQMgrQId qId,
- IxQMgrSourceId srcSel,
- unsigned int *statusWordOffset,
- UINT32 *checkValue,
- UINT32 *mask);
-/*
- * The Xscale software allways deals with logical addresses and so the
- * base address of the AQM memory space is not a hardcoded value. This
- * function must be called before any other function in this component.
- * NO CHECKING is performed to ensure that the base address has been
- * set.
- */
-void
-ixQMgrAqmIfBaseAddressSet (UINT32 address);
-
-/*
- * Get the base address of the AQM memory space.
- */
-void
-ixQMgrAqmIfBaseAddressGet (UINT32 *address);
-
-/*
- * Get the sram base address
- */
-void
-ixQMgrAqmIfSramBaseAddressGet (UINT32 *address);
-
-/*
- * Read a queue status
- */
-void
-ixQMgrAqmIfQueStatRead (IxQMgrQId qId,
- IxQMgrQStatus* status);
-
-
-/*
- * Set INT0SRCSELREG0 Bit3
- */
-void ixQMgrAqmIfIntSrcSelReg0Bit3Set (void);
-
-
-/*
- * Set the interrupt source
- */
-void
-ixQMgrAqmIfIntSrcSelWrite (IxQMgrQId qId,
- IxQMgrSourceId sourceId);
-
-/*
- * Enable interruptson a queue
- */
-void
-ixQMgrAqmIfQInterruptEnable (IxQMgrQId qId);
-
-/*
- * Disable interrupt on a quee
- */
-void
-ixQMgrAqmIfQInterruptDisable (IxQMgrQId qId);
-
-/*
- * Write the config register of the specified queue
- */
-void
-ixQMgrAqmIfQueCfgWrite (IxQMgrQId qId,
- IxQMgrQSizeInWords qSizeInWords,
- IxQMgrQEntrySizeInWords entrySizeInWords,
- UINT32 freeSRAMAddress);
-
-/*
- * read fields from the config of the specified queue.
- */
-void
-ixQMgrAqmIfQueCfgRead (IxQMgrQId qId,
- unsigned int numEntries,
- UINT32 *baseAddress,
- unsigned int *ne,
- unsigned int *nf,
- UINT32 *readPtr,
- UINT32 *writePtr);
-
-/*
- * Set the ne and nf watermark level on a queue.
- */
-void
-ixQMgrAqmIfWatermarkSet (IxQMgrQId qId,
- unsigned ne,
- unsigned nf);
-
-/* Inspect an entry without moving the read pointer */
-IX_STATUS
-ixQMgrAqmIfQPeek (IxQMgrQId qId,
- unsigned int entryIndex,
- unsigned int *entry);
-
-/* Modify an entry without moving the write pointer */
-IX_STATUS
-ixQMgrAqmIfQPoke (IxQMgrQId qId,
- unsigned int entryIndex,
- unsigned int *entry);
-
-/*
- * Function prototype for inline functions. For description refers to
- * the functions defintion below.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfWordWrite (VUINT32 *address,
- UINT32 word);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfWordRead (VUINT32 *address,
- UINT32 *word);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQPop (IxQMgrQId qId,
- IxQMgrQEntrySizeInWords numWords,
- UINT32 *entry);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQPush (IxQMgrQId qId,
- IxQMgrQEntrySizeInWords numWords,
- UINT32 *entry);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQStatusRegsRead (IxQMgrDispatchGroup group,
- UINT32 *qStatusWords);
-
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfQStatusCheck (UINT32 *oldQStatusWords,
- UINT32 *newQStatusWords,
- unsigned int statusWordOffset,
- UINT32 checkValue,
- UINT32 mask);
-
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfRegisterBitCheck (IxQMgrQId qId,
- UINT32 registerBaseAddrOffset,
- unsigned queuesPerRegWord,
- unsigned relativeBitOffset,
- BOOL reset);
-
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfUnderflowCheck (IxQMgrQId qId);
-
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfOverflowCheck (IxQMgrQId qId);
-
-IX_QMGR_AQMIF_INLINE UINT32
-ixQMgrAqmIfQRegisterBitsRead (IxQMgrQId qId,
- UINT32 registerBaseAddrOffset,
- unsigned queuesPerRegWord);
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQInterruptRegWrite (IxQMgrDispatchGroup group,
- UINT32 reg);
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQInterruptRegRead (IxQMgrDispatchGroup group,
- UINT32 *regVal);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQueLowStatRead (IxQMgrQId qId,
- IxQMgrQStatus *status);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQueUppStatRead (IxQMgrQId qId,
- IxQMgrQStatus *status);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQueStatRead (IxQMgrQId qId,
- IxQMgrQStatus *qStatus);
-
-IX_QMGR_AQMIF_INLINE unsigned
-ixQMgrAqmIfPow2NumDivide (unsigned numerator,
- unsigned denominator);
-
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQInterruptEnableRegRead (IxQMgrDispatchGroup group,
- UINT32 *regVal);
-/*
- * Inline functions
- */
-
-/*
- * This inline function is used by other QMgr components to write one
- * word to the specified address.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfWordWrite (VUINT32 *address,
- UINT32 word)
-{
- IX_OSAL_WRITE_LONG(address, word);
-}
-
-/*
- * This inline function is used by other QMgr components to read a
- * word from the specified address.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfWordRead (VUINT32 *address,
- UINT32 *word)
-{
- *word = IX_OSAL_READ_LONG(address);
-}
-
-
-/*
- * This inline function is used by other QMgr components to pop an
- * entry off the specified queue.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQPop (IxQMgrQId qId,
- IxQMgrQEntrySizeInWords numWords,
- UINT32 *entry)
-{
- volatile UINT32 *accRegAddr;
-
- accRegAddr = (UINT32*)(aqmBaseAddress +
- IX_QMGR_Q_ACCESS_ADDR_GET(qId));
-
- switch (numWords)
- {
- case IX_QMGR_Q_ENTRY_SIZE1:
- ixQMgrAqmIfWordRead (accRegAddr, entry);
- break;
- case IX_QMGR_Q_ENTRY_SIZE2:
- ixQMgrAqmIfWordRead (accRegAddr++, entry++);
- ixQMgrAqmIfWordRead (accRegAddr, entry);
- break;
- case IX_QMGR_Q_ENTRY_SIZE4:
- ixQMgrAqmIfWordRead (accRegAddr++, entry++);
- ixQMgrAqmIfWordRead (accRegAddr++, entry++);
- ixQMgrAqmIfWordRead (accRegAddr++, entry++);
- ixQMgrAqmIfWordRead (accRegAddr, entry);
- break;
- default:
- IX_QMGR_LOG_ERROR0("Invalid Q Entry size passed to ixQMgrAqmIfQPop");
- break;
- }
-}
-
-/*
- * This inline function is used by other QMgr components to push an
- * entry to the specified queue.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQPush (IxQMgrQId qId,
- IxQMgrQEntrySizeInWords numWords,
- UINT32 *entry)
-{
- volatile UINT32 *accRegAddr;
-
- accRegAddr = (UINT32*)(aqmBaseAddress +
- IX_QMGR_Q_ACCESS_ADDR_GET(qId));
-
- switch (numWords)
- {
- case IX_QMGR_Q_ENTRY_SIZE1:
- ixQMgrAqmIfWordWrite (accRegAddr, *entry);
- break;
- case IX_QMGR_Q_ENTRY_SIZE2:
- ixQMgrAqmIfWordWrite (accRegAddr++, *entry++);
- ixQMgrAqmIfWordWrite (accRegAddr, *entry);
- break;
- case IX_QMGR_Q_ENTRY_SIZE4:
- ixQMgrAqmIfWordWrite (accRegAddr++, *entry++);
- ixQMgrAqmIfWordWrite (accRegAddr++, *entry++);
- ixQMgrAqmIfWordWrite (accRegAddr++, *entry++);
- ixQMgrAqmIfWordWrite (accRegAddr, *entry);
- break;
- default:
- IX_QMGR_LOG_ERROR0("Invalid Q Entry size passed to ixQMgrAqmIfQPush");
- break;
- }
-}
-
-/*
- * The AQM interrupt registers contains a bit for each AQM queue
- * specifying the queue (s) that cause an interrupt to fire. This
- * function is called by IxQMGrDispatcher component.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQStatusRegsRead (IxQMgrDispatchGroup group,
- UINT32 *qStatusWords)
-{
- volatile UINT32 *regAddress = NULL;
-
- if (group == IX_QMGR_QUELOW_GROUP)
- {
- regAddress = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QUELOWSTAT0_OFFSET);
-
- ixQMgrAqmIfWordRead (regAddress++, qStatusWords++);
- ixQMgrAqmIfWordRead (regAddress++, qStatusWords++);
- ixQMgrAqmIfWordRead (regAddress++, qStatusWords++);
- ixQMgrAqmIfWordRead (regAddress, qStatusWords);
- }
- else /* We have the upper queues */
- {
- /* Only need to read the Nearly Empty status register for
- * queues 32-63 as for therse queues the interrtupt source
- * condition is fixed to Nearly Empty
- */
- regAddress = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QUEUPPSTAT0_OFFSET);
- ixQMgrAqmIfWordRead (regAddress, qStatusWords);
- }
-}
-
-
-/*
- * This function check if the status for a queue has changed between
- * 2 snapshots and if it has, that the status matches a particular
- * value after masking.
- */
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfQStatusCheck (UINT32 *oldQStatusWords,
- UINT32 *newQStatusWords,
- unsigned int statusWordOffset,
- UINT32 checkValue,
- UINT32 mask)
-{
- if (((oldQStatusWords[statusWordOffset] & mask) !=
- (newQStatusWords[statusWordOffset] & mask)) &&
- ((newQStatusWords[statusWordOffset] & mask) == checkValue))
- {
- return TRUE;
- }
-
- return FALSE;
-}
-
-/*
- * The AQM interrupt register contains a bit for each AQM queue
- * specifying the queue (s) that cause an interrupt to fire. This
- * function is called by IxQMgrDispatcher component.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQInterruptRegRead (IxQMgrDispatchGroup group,
- UINT32 *regVal)
-{
- volatile UINT32 *regAddress;
-
- if (group == IX_QMGR_QUELOW_GROUP)
- {
- regAddress = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QINTREG0_OFFSET);
- }
- else
- {
- regAddress = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QINTREG1_OFFSET);
- }
-
- ixQMgrAqmIfWordRead (regAddress, regVal);
-}
-
-/*
- * The AQM interrupt enable register contains a bit for each AQM queue.
- * This function reads the interrupt enable register. This
- * function is called by IxQMgrDispatcher component.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQInterruptEnableRegRead (IxQMgrDispatchGroup group,
- UINT32 *regVal)
-{
- volatile UINT32 *regAddress;
-
- if (group == IX_QMGR_QUELOW_GROUP)
- {
- regAddress = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QUEIEREG0_OFFSET);
- }
- else
- {
- regAddress = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QUEIEREG1_OFFSET);
- }
-
- ixQMgrAqmIfWordRead (regAddress, regVal);
-}
-
-
-/*
- * This inline function will read the status bit of a queue
- * specified by qId. If reset is TRUE the bit is cleared.
- */
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfRegisterBitCheck (IxQMgrQId qId,
- UINT32 registerBaseAddrOffset,
- unsigned queuesPerRegWord,
- unsigned relativeBitOffset,
- BOOL reset)
-{
- UINT32 actualBitOffset;
- volatile UINT32 *registerAddress;
- UINT32 registerWord;
-
- /*
- * Calculate the registerAddress
- * multiple queues split accross registers
- */
- registerAddress = (UINT32*)(aqmBaseAddress +
- registerBaseAddrOffset +
- ((qId / queuesPerRegWord) *
- IX_QMGR_NUM_BYTES_PER_WORD));
-
- /*
- * Get the status word
- */
- ixQMgrAqmIfWordRead (registerAddress, &registerWord);
-
- /*
- * Calculate the actualBitOffset
- * status for multiple queues stored in one register
- */
- actualBitOffset = (relativeBitOffset + 1) <<
- ((qId & (queuesPerRegWord - 1)) * (BITS_PER_WORD / queuesPerRegWord));
-
- /* Check if the status bit is set */
- if (registerWord & actualBitOffset)
- {
- /* Clear the bit if reset */
- if (reset)
- {
- ixQMgrAqmIfWordWrite (registerAddress, registerWord & (~actualBitOffset));
- }
- return TRUE;
- }
-
- /* Bit not set */
- return FALSE;
-}
-
-
-/*
- * @ingroup IxQmgrAqmIfAPI
- *
- * @brief Read the underflow status of a queue
- *
- * This inline function will read the underflow status of a queue
- * specified by qId.
- *
- */
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfUnderflowCheck (IxQMgrQId qId)
-{
- if (qId < IX_QMGR_MIN_QUEUPP_QID)
- {
- return (ixQMgrAqmIfRegisterBitCheck (qId,
- IX_QMGR_QUEUOSTAT0_OFFSET,
- IX_QMGR_QUEUOSTAT_NUM_QUE_PER_WORD,
- IX_QMGR_UNDERFLOW_BIT_OFFSET,
- TRUE/*reset*/));
- }
- else
- {
- /* Qs 32-63 have no underflow status */
- return FALSE;
- }
-}
-
-/*
- * This inline function will read the overflow status of a queue
- * specified by qId.
- */
-IX_QMGR_AQMIF_INLINE BOOL
-ixQMgrAqmIfOverflowCheck (IxQMgrQId qId)
-{
- if (qId < IX_QMGR_MIN_QUEUPP_QID)
- {
- return (ixQMgrAqmIfRegisterBitCheck (qId,
- IX_QMGR_QUEUOSTAT0_OFFSET,
- IX_QMGR_QUEUOSTAT_NUM_QUE_PER_WORD,
- IX_QMGR_OVERFLOW_BIT_OFFSET,
- TRUE/*reset*/));
- }
- else
- {
- /* Qs 32-63 have no overflow status */
- return FALSE;
- }
-}
-
-/*
- * This inline function will read the status bits of a queue
- * specified by qId.
- */
-IX_QMGR_AQMIF_INLINE UINT32
-ixQMgrAqmIfQRegisterBitsRead (IxQMgrQId qId,
- UINT32 registerBaseAddrOffset,
- unsigned queuesPerRegWord)
-{
- volatile UINT32 *registerAddress;
- UINT32 registerWord;
- UINT32 statusBitsMask;
- UINT32 bitsPerQueue;
-
- bitsPerQueue = BITS_PER_WORD / queuesPerRegWord;
-
- /*
- * Calculate the registerAddress
- * multiple queues split accross registers
- */
- registerAddress = (UINT32*)(aqmBaseAddress +
- registerBaseAddrOffset +
- ((qId / queuesPerRegWord) *
- IX_QMGR_NUM_BYTES_PER_WORD));
- /*
- * Read the status word
- */
- ixQMgrAqmIfWordRead (registerAddress, &registerWord);
-
-
- /*
- * Calculate the mask for the status bits for this queue.
- */
- statusBitsMask = ((1 << bitsPerQueue) - 1);
-
- /*
- * Shift the status word so it is right justified
- */
- registerWord >>= ((qId & (queuesPerRegWord - 1)) * bitsPerQueue);
-
- /*
- * Mask out all bar the status bits for this queue
- */
- return (registerWord &= statusBitsMask);
-}
-
-/*
- * This function is called by IxQMgrDispatcher to set the contents of
- * the AQM interrupt register.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQInterruptRegWrite (IxQMgrDispatchGroup group,
- UINT32 reg)
-{
- volatile UINT32 *address;
-
- if (group == IX_QMGR_QUELOW_GROUP)
- {
- address = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QINTREG0_OFFSET);
- }
- else
- {
- address = (UINT32*)(aqmBaseAddress +
- IX_QMGR_QINTREG1_OFFSET);
- }
-
- ixQMgrAqmIfWordWrite (address, reg);
-}
-
-/*
- * Read the status of a queue in the range 0-31.
- *
- * This function is used by other QMgr components to read the
- * status of the queue specified by qId.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQueLowStatRead (IxQMgrQId qId,
- IxQMgrQStatus *status)
-{
- /* Read the general status bits */
- *status = ixQMgrAqmIfQRegisterBitsRead (qId,
- IX_QMGR_QUELOWSTAT0_OFFSET,
- IX_QMGR_QUELOWSTAT_NUM_QUE_PER_WORD);
-}
-
-/*
- * This function will read the status of the queue specified
- * by qId.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQueUppStatRead (IxQMgrQId qId,
- IxQMgrQStatus *status)
-{
- /* Reset the status bits */
- *status = 0;
-
- /*
- * Check if the queue is nearly empty,
- * N.b. QUPP stat register contains status for regs 32-63 at each
- * bit position so subtract 32 to get bit offset
- */
- if (ixQMgrAqmIfRegisterBitCheck ((qId - IX_QMGR_MIN_QUEUPP_QID),
- IX_QMGR_QUEUPPSTAT0_OFFSET,
- IX_QMGR_QUEUPPSTAT_NUM_QUE_PER_WORD,
- 0/*relativeBitOffset*/,
- FALSE/*!reset*/))
- {
- *status |= IX_QMGR_Q_STATUS_NE_BIT_MASK;
- }
-
- /*
- * Check if the queue is full,
- * N.b. QUPP stat register contains status for regs 32-63 at each
- * bit position so subtract 32 to get bit offset
- */
- if (ixQMgrAqmIfRegisterBitCheck ((qId - IX_QMGR_MIN_QUEUPP_QID),
- IX_QMGR_QUEUPPSTAT1_OFFSET,
- IX_QMGR_QUEUPPSTAT_NUM_QUE_PER_WORD,
- 0/*relativeBitOffset*/,
- FALSE/*!reset*/))
- {
- *status |= IX_QMGR_Q_STATUS_F_BIT_MASK;
- }
-}
-
-/*
- * This function is used by other QMgr components to read the
- * status of the queue specified by qId.
- */
-IX_QMGR_AQMIF_INLINE void
-ixQMgrAqmIfQueStatRead (IxQMgrQId qId,
- IxQMgrQStatus *qStatus)
-{
- if (qId < IX_QMGR_MIN_QUEUPP_QID)
- {
- ixQMgrAqmIfQueLowStatRead (qId, qStatus);
- }
- else
- {
- ixQMgrAqmIfQueUppStatRead (qId, qStatus);
- }
-}
-
-
-/*
- * This function performs a mod division
- */
-IX_QMGR_AQMIF_INLINE unsigned
-ixQMgrAqmIfPow2NumDivide (unsigned numerator,
- unsigned denominator)
-{
- /* Number is evenly divisable by 2 */
- return (numerator >> ixQMgrAqmIfLog2 (denominator));
-}
-
-/* Restore IX_COMPONENT_NAME */
-#undef IX_COMPONENT_NAME
-#define IX_COMPONENT_NAME IX_QMGR_AQMIF_SAVED_COMPONENT_NAME
-
-#endif/*IXQMGRAQMIF_P_H*/