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Diffstat (limited to 'cpu/ixp/npe/include/IxOsalMemAccess.h')
| -rw-r--r-- | cpu/ixp/npe/include/IxOsalMemAccess.h | 494 |
1 files changed, 494 insertions, 0 deletions
diff --git a/cpu/ixp/npe/include/IxOsalMemAccess.h b/cpu/ixp/npe/include/IxOsalMemAccess.h new file mode 100644 index 0000000000..2ad0ccfbb2 --- /dev/null +++ b/cpu/ixp/npe/include/IxOsalMemAccess.h @@ -0,0 +1,494 @@ +/** + * @file IxOsalMemAccess.h + * + * @brief Header file for memory access + * + * @par + * @version $Revision: 1.0 $ + * + * @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 IxOsalMemAccess_H +#define IxOsalMemAccess_H + + +/* Global BE switch + * + * Should be set only in BE mode and only if the component uses I/O memory. + */ + +#if defined (__BIG_ENDIAN) + +#define IX_OSAL_BE_MAPPING + +#endif /* Global switch */ + + +/* By default only static memory maps in use; + define IX_OSAL_DYNAMIC_MEMORY_MAP per component if dynamic maps are + used instead in that component */ +#define IX_OSAL_STATIC_MEMORY_MAP + + +/* + * SDRAM coherency mode + * Must be defined to BE, LE_DATA_COHERENT or LE_ADDRESS_COHERENT. + * The mode changes depending on OS + */ +#if defined (IX_OSAL_LINUX_BE) || defined (IX_OSAL_VXWORKS_BE) + +#define IX_SDRAM_BE + +#elif defined (IX_OSAL_VXWORKS_LE) + +#define IX_SDRAM_LE_DATA_COHERENT + +#elif defined (IX_OSAL_LINUX_LE) + +#define IX_SDRAM_LE_DATA_COHERENT + +#elif defined (IX_OSAL_WINCE_LE) + +#define IX_SDRAM_LE_DATA_COHERENT + +#elif defined (IX_OSAL_EBOOT_LE) + +#define IX_SDRAM_LE_ADDRESS_COHERENT + +#endif + + + + +/************************************** + * Retrieve current component mapping * + **************************************/ + +/* + * Only use customized mapping for LE. + * + */ +#if defined (IX_OSAL_VXWORKS_LE) || defined (IX_OSAL_LINUX_LE) || defined (IX_OSAL_WINCE_LE) || defined (IX_OSAL_EBOOT_LE) + +#include "IxOsalOsIxp400CustomizedMapping.h" + +#endif + + +/******************************************************************* + * Turn off IX_STATIC_MEMORY map for components using dynamic maps * + *******************************************************************/ +#ifdef IX_OSAL_DYNAMIC_MEMORY_MAP + +#undef IX_OSAL_STATIC_MEMORY_MAP + +#endif + + +/************************************************************ + * Turn off BE access for components using LE or no mapping * + ************************************************************/ + +#if ( defined (IX_OSAL_LE_AC_MAPPING) || defined (IX_OSAL_LE_DC_MAPPING) || defined (IX_OSAL_NO_MAPPING) ) + +#undef IX_OSAL_BE_MAPPING + +#endif + + +/***************** + * Safety checks * + *****************/ + +/* Default to no_mapping */ +#if !defined (IX_OSAL_BE_MAPPING) && !defined (IX_OSAL_LE_AC_MAPPING) && !defined (IX_OSAL_LE_DC_MAPPING) && !defined (IX_OSAL_NO_MAPPING) + +#define IX_OSAL_NO_MAPPING + +#endif /* check at least one mapping */ + +/* No more than one mapping can be defined for a component */ +#if (defined (IX_OSAL_BE_MAPPING) && defined (IX_OSAL_LE_AC_MAPPING)) \ + ||(defined (IX_OSAL_BE_MAPPING) && defined (IX_OSAL_LE_DC_MAPPING)) \ + ||(defined (IX_OSAL_BE_MAPPING) && defined (IX_OSAL_NO_MAPPING)) \ + ||(defined (IX_OSAL_LE_DC_MAPPING) && defined (IX_OSAL_NO_MAPPING)) \ + ||(defined (IX_OSAL_LE_DC_MAPPING) && defined (IX_OSAL_LE_AC_MAPPING)) \ + ||(defined (IX_OSAL_LE_AC_MAPPING) && defined (IX_OSAL_NO_MAPPING)) + + +#ifdef IX_OSAL_BE_MAPPING +#warning IX_OSAL_BE_MAPPING is defined +#endif + +#ifdef IX_OSAL_LE_AC_MAPPING +#warning IX_OSAL_LE_AC_MAPPING is defined +#endif + +#ifdef IX_OSAL_LE_DC_MAPPING +#warning IX_OSAL_LE_DC_MAPPING is defined +#endif + +#ifdef IX_OSAL_NO_MAPPING +#warning IX_OSAL_NO_MAPPING is defined +#endif + +#error More than one I/O mapping is defined, please check your component mapping + +#endif /* check at most one mapping */ + + +/* Now set IX_OSAL_COMPONENT_MAPPING */ + +#ifdef IX_OSAL_BE_MAPPING +#define IX_OSAL_COMPONENT_MAPPING IX_OSAL_BE +#endif + +#ifdef IX_OSAL_LE_AC_MAPPING +#define IX_OSAL_COMPONENT_MAPPING IX_OSAL_LE_AC +#endif + +#ifdef IX_OSAL_LE_DC_MAPPING +#define IX_OSAL_COMPONENT_MAPPING IX_OSAL_LE_DC +#endif + +#ifdef IX_OSAL_NO_MAPPING +#define IX_OSAL_COMPONENT_MAPPING IX_OSAL_LE +#endif + + +/* SDRAM coherency should be defined */ +#if !defined (IX_SDRAM_BE) && !defined (IX_SDRAM_LE_DATA_COHERENT) && !defined (IX_SDRAM_LE_ADDRESS_COHERENT) + +#error SDRAM coherency must be defined + +#endif /* SDRAM coherency must be defined */ + +/* SDRAM coherency cannot be defined in several ways */ +#if (defined (IX_SDRAM_BE) && (defined (IX_SDRAM_LE_DATA_COHERENT) || defined (IX_SDRAM_LE_ADDRESS_COHERENT))) \ + || (defined (IX_SDRAM_LE_DATA_COHERENT) && (defined (IX_SDRAM_BE) || defined (IX_SDRAM_LE_ADDRESS_COHERENT))) \ + || (defined (IX_SDRAM_LE_ADDRESS_COHERENT) && (defined (IX_SDRAM_BE) || defined (IX_SDRAM_LE_DATA_COHERENT))) + +#error SDRAM coherency cannot be defined in more than one way + +#endif /* SDRAM coherency must be defined exactly once */ + + +/********************* + * Read/write macros * + *********************/ + +/* WARNING - except for addition of special cookie read/write macros (see below) + these macros are NOT user serviceable. Please do not modify */ + +#define IX_OSAL_READ_LONG_RAW(wAddr) (*(wAddr)) +#define IX_OSAL_READ_SHORT_RAW(sAddr) (*(sAddr)) +#define IX_OSAL_READ_BYTE_RAW(bAddr) (*(bAddr)) +#define IX_OSAL_WRITE_LONG_RAW(wAddr, wData) (*(wAddr) = (wData)) +#define IX_OSAL_WRITE_SHORT_RAW(sAddr,sData) (*(sAddr) = (sData)) +#define IX_OSAL_WRITE_BYTE_RAW(bAddr, bData) (*(bAddr) = (bData)) + +#ifdef __linux + +/* Linux - specific cookie reads/writes. + Redefine per OS if dynamic memory maps are used + and I/O memory is accessed via functions instead of raw pointer access. */ + +#define IX_OSAL_READ_LONG_COOKIE(wCookie) (readl((UINT32) (wCookie) )) +#define IX_OSAL_READ_SHORT_COOKIE(sCookie) (readw((UINT32) (sCookie) )) +#define IX_OSAL_READ_BYTE_COOKIE(bCookie) (readb((UINT32) (bCookie) )) +#define IX_OSAL_WRITE_LONG_COOKIE(wCookie, wData) (writel(wData, (UINT32) (wCookie) )) +#define IX_OSAL_WRITE_SHORT_COOKIE(sCookie, sData) (writew(sData, (UINT32) (sCookie) )) +#define IX_OSAL_WRITE_BYTE_COOKIE(bCookie, bData) (writeb(bData, (UINT32) (bCookie) )) + +#endif /* linux */ + +#ifdef __wince + +/* WinCE - specific cookie reads/writes. */ + +static __inline__ UINT32 +ixOsalWinCEReadLCookie (volatile UINT32 * lCookie) +{ + return *lCookie; +} + +static __inline__ UINT16 +ixOsalWinCEReadWCookie (volatile UINT16 * wCookie) +{ +#if 0 + UINT32 auxVal = *((volatile UINT32 *) wCookie); + if ((unsigned) wCookie & 3) + return (UINT16) (auxVal >> 16); + else + return (UINT16) (auxVal & 0xffff); +#else + return *wCookie; +#endif +} + +static __inline__ UINT8 +ixOsalWinCEReadBCookie (volatile UINT8 * bCookie) +{ +#if 0 + UINT32 auxVal = *((volatile UINT32 *) bCookie); + return (UINT8) ((auxVal >> (3 - (((unsigned) bCookie & 3) << 3)) & 0xff)); +#else + return *bCookie; +#endif +} + +static __inline__ void +ixOsalWinCEWriteLCookie (volatile UINT32 * lCookie, UINT32 lVal) +{ + *lCookie = lVal; +} + +static __inline__ void +ixOsalWinCEWriteWCookie (volatile UINT16 * wCookie, UINT16 wVal) +{ +#if 0 + volatile UINT32 *auxCookie = + (volatile UINT32 *) ((unsigned) wCookie & ~3); + if ((unsigned) wCookie & 3) + { + *auxCookie &= 0xffff; + *auxCookie |= (UINT32) wVal << 16; + } + else + { + *auxCookie &= ~0xffff; + *auxCookie |= (UINT32) wVal & 0xffff; + } +#else + *wCookie = wVal; +#endif +} + +static __inline__ void +ixOsalWinCEWriteBCookie (volatile UINT8 * bCookie, UINT8 bVal) +{ +#if 0 + volatile UINT32 *auxCookie = + (volatile UINT32 *) ((unsigned) bCookie & ~3); + *auxCookie &= 0xff << (3 - (((unsigned) bCookie & 3) << 3)); + *auxCookie |= (UINT32) bVal << (3 - (((unsigned) bCookie & 3) << 3)); +#else + *bCookie = bVal; +#endif +} + + +#define IX_OSAL_READ_LONG_COOKIE(wCookie) (ixOsalWinCEReadLCookie(wCookie)) +#define IX_OSAL_READ_SHORT_COOKIE(sCookie) (ixOsalWinCEReadWCookie(sCookie)) +#define IX_OSAL_READ_BYTE_COOKIE(bCookie) (ixOsalWinCEReadBCookie(bCookie)) +#define IX_OSAL_WRITE_LONG_COOKIE(wCookie, wData) (ixOsalWinCEWriteLCookie(wCookie, wData)) +#define IX_OSAL_WRITE_SHORT_COOKIE(sCookie, sData) (ixOsalWinCEWriteWCookie(sCookie, sData)) +#define IX_OSAL_WRITE_BYTE_COOKIE(bCookie, bData) (ixOsalWinCEWriteBCookie(bCookie, bData)) + +#endif /* wince */ + +#if defined (__vxworks) || (defined (__linux) && defined (IX_OSAL_STATIC_MEMORY_MAP)) || \ + (defined (__wince) && defined (IX_OSAL_STATIC_MEMORY_MAP)) + +#define IX_OSAL_READ_LONG_IO(wAddr) IX_OSAL_READ_LONG_RAW(wAddr) +#define IX_OSAL_READ_SHORT_IO(sAddr) IX_OSAL_READ_SHORT_RAW(sAddr) +#define IX_OSAL_READ_BYTE_IO(bAddr) IX_OSAL_READ_BYTE_RAW(bAddr) +#define IX_OSAL_WRITE_LONG_IO(wAddr, wData) IX_OSAL_WRITE_LONG_RAW(wAddr, wData) +#define IX_OSAL_WRITE_SHORT_IO(sAddr, sData) IX_OSAL_WRITE_SHORT_RAW(sAddr, sData) +#define IX_OSAL_WRITE_BYTE_IO(bAddr, bData) IX_OSAL_WRITE_BYTE_RAW(bAddr, bData) + +#elif (defined (__linux) && !defined (IX_OSAL_STATIC_MEMORY_MAP)) || \ + (defined (__wince) && !defined (IX_OSAL_STATIC_MEMORY_MAP)) + +#ifndef __wince +#include <asm/io.h> +#endif /* ndef __wince */ + +#define IX_OSAL_READ_LONG_IO(wAddr) IX_OSAL_READ_LONG_COOKIE(wAddr) +#define IX_OSAL_READ_SHORT_IO(sAddr) IX_OSAL_READ_SHORT_COOKIE(sAddr) +#define IX_OSAL_READ_BYTE_IO(bAddr) IX_OSAL_READ_BYTE_COOKIE(bAddr) +#define IX_OSAL_WRITE_LONG_IO(wAddr, wData) IX_OSAL_WRITE_LONG_COOKIE(wAddr, wData) +#define IX_OSAL_WRITE_SHORT_IO(sAddr, sData) IX_OSAL_WRITE_SHORT_COOKIE(sAddr, sData) +#define IX_OSAL_WRITE_BYTE_IO(bAddr, bData) IX_OSAL_WRITE_BYTE_COOKIE(bAddr, bData) + +#endif + +/* Define BE macros */ +#define IX_OSAL_READ_LONG_BE(wAddr) IX_OSAL_BE_BUSTOXSL(IX_OSAL_READ_LONG_IO((volatile UINT32 *) (wAddr) )) +#define IX_OSAL_READ_SHORT_BE(sAddr) IX_OSAL_BE_BUSTOXSS(IX_OSAL_READ_SHORT_IO((volatile UINT16 *) (sAddr) )) +#define IX_OSAL_READ_BYTE_BE(bAddr) IX_OSAL_BE_BUSTOXSB(IX_OSAL_READ_BYTE_IO((volatile UINT8 *) (bAddr) )) +#define IX_OSAL_WRITE_LONG_BE(wAddr, wData) IX_OSAL_WRITE_LONG_IO((volatile UINT32 *) (wAddr), IX_OSAL_BE_XSTOBUSL((UINT32) (wData) )) +#define IX_OSAL_WRITE_SHORT_BE(sAddr, sData) IX_OSAL_WRITE_SHORT_IO((volatile UINT16 *) (sAddr), IX_OSAL_BE_XSTOBUSS((UINT16) (sData) )) +#define IX_OSAL_WRITE_BYTE_BE(bAddr, bData) IX_OSAL_WRITE_BYTE_IO((volatile UINT8 *) (bAddr), IX_OSAL_BE_XSTOBUSB((UINT8) (bData) )) + +/* Define LE AC macros */ +#define IX_OSAL_READ_LONG_LE_AC(wAddr) IX_OSAL_READ_LONG_IO((volatile UINT32 *) IX_OSAL_LE_AC_BUSTOXSL((UINT32) (wAddr) )) +#define IX_OSAL_READ_SHORT_LE_AC(sAddr) IX_OSAL_READ_SHORT_IO((volatile UINT16 *) IX_OSAL_LE_AC_BUSTOXSS((UINT32) (sAddr) )) +#define IX_OSAL_READ_BYTE_LE_AC(bAddr) IX_OSAL_READ_BYTE_IO((volatile UINT8 *) IX_OSAL_LE_AC_BUSTOXSB((UINT32) (bAddr) )) +#define IX_OSAL_WRITE_LONG_LE_AC(wAddr, wData) IX_OSAL_WRITE_LONG_IO((volatile UINT32 *) IX_OSAL_LE_AC_XSTOBUSL((UINT32) (wAddr) ), (UINT32) (wData)) +#define IX_OSAL_WRITE_SHORT_LE_AC(sAddr, sData) IX_OSAL_WRITE_SHORT_IO((volatile UINT16 *) IX_OSAL_LE_AC_XSTOBUSS((UINT32) (sAddr) ), (UINT16) (sData)) +#define IX_OSAL_WRITE_BYTE_LE_AC(bAddr, bData) IX_OSAL_WRITE_BYTE_IO((volatile UINT8 *) IX_OSAL_LE_AC_XSTOBUSB((UINT32) (bAddr) ), (UINT8) (bData)) + + +/* Inline functions are required here to avoid reading the same I/O location 2 or 4 times for the byte swap */ +static __inline__ UINT32 +ixOsalDataCoherentLongReadSwap (volatile UINT32 * wAddr) +{ + UINT32 wData = IX_OSAL_READ_LONG_IO (wAddr); + return IX_OSAL_LE_DC_BUSTOXSL (wData); +} + +static __inline__ UINT16 +ixOsalDataCoherentShortReadSwap (volatile UINT16 * sAddr) +{ + UINT16 sData = IX_OSAL_READ_SHORT_IO (sAddr); + return IX_OSAL_LE_DC_BUSTOXSS (sData); +} + +static __inline__ void +ixOsalDataCoherentLongWriteSwap (volatile UINT32 * wAddr, UINT32 wData) +{ + wData = IX_OSAL_LE_DC_XSTOBUSL (wData); + IX_OSAL_WRITE_LONG_IO (wAddr, wData); +} + +static __inline__ void +ixOsalDataCoherentShortWriteSwap (volatile UINT16 * sAddr, UINT16 sData) +{ + sData = IX_OSAL_LE_DC_XSTOBUSS (sData); + IX_OSAL_WRITE_SHORT_IO (sAddr, sData); +} + +/* Define LE DC macros */ + +#define IX_OSAL_READ_LONG_LE_DC(wAddr) ixOsalDataCoherentLongReadSwap((volatile UINT32 *) (wAddr) ) +#define IX_OSAL_READ_SHORT_LE_DC(sAddr) ixOsalDataCoherentShortReadSwap((volatile UINT16 *) (sAddr) ) +#define IX_OSAL_READ_BYTE_LE_DC(bAddr) IX_OSAL_LE_DC_BUSTOXSB(IX_OSAL_READ_BYTE_IO((volatile UINT8 *) (bAddr) )) +#define IX_OSAL_WRITE_LONG_LE_DC(wAddr, wData) ixOsalDataCoherentLongWriteSwap((volatile UINT32 *) (wAddr), (UINT32) (wData)) +#define IX_OSAL_WRITE_SHORT_LE_DC(sAddr, sData) ixOsalDataCoherentShortWriteSwap((volatile UINT16 *) (sAddr), (UINT16) (sData)) +#define IX_OSAL_WRITE_BYTE_LE_DC(bAddr, bData) IX_OSAL_WRITE_BYTE_IO((volatile UINT8 *) (bAddr), IX_OSAL_LE_DC_XSTOBUSB((UINT8) (bData))) + +#if defined (IX_OSAL_BE_MAPPING) + +#define IX_OSAL_READ_LONG(wAddr) IX_OSAL_READ_LONG_BE(wAddr) +#define IX_OSAL_READ_SHORT(sAddr) IX_OSAL_READ_SHORT_BE(sAddr) +#define IX_OSAL_READ_BYTE(bAddr) IX_OSAL_READ_BYTE_BE(bAddr) +#define IX_OSAL_WRITE_LONG(wAddr, wData) IX_OSAL_WRITE_LONG_BE(wAddr, wData) +#define IX_OSAL_WRITE_SHORT(sAddr, sData) IX_OSAL_WRITE_SHORT_BE(sAddr, sData) +#define IX_OSAL_WRITE_BYTE(bAddr, bData) IX_OSAL_WRITE_BYTE_BE(bAddr, bData) + +#elif defined (IX_OSAL_LE_AC_MAPPING) + +#define IX_OSAL_READ_LONG(wAddr) IX_OSAL_READ_LONG_LE_AC(wAddr) +#define IX_OSAL_READ_SHORT(sAddr) IX_OSAL_READ_SHORT_LE_AC(sAddr) +#define IX_OSAL_READ_BYTE(bAddr) IX_OSAL_READ_BYTE_LE_AC(bAddr) +#define IX_OSAL_WRITE_LONG(wAddr, wData) IX_OSAL_WRITE_LONG_LE_AC(wAddr, wData) +#define IX_OSAL_WRITE_SHORT(sAddr, sData) IX_OSAL_WRITE_SHORT_LE_AC(sAddr, sData) +#define IX_OSAL_WRITE_BYTE(bAddr, bData) IX_OSAL_WRITE_BYTE_LE_AC(bAddr, bData) + +#elif defined (IX_OSAL_LE_DC_MAPPING) + +#define IX_OSAL_READ_LONG(wAddr) IX_OSAL_READ_LONG_LE_DC(wAddr) +#define IX_OSAL_READ_SHORT(sAddr) IX_OSAL_READ_SHORT_LE_DC(sAddr) +#define IX_OSAL_READ_BYTE(bAddr) IX_OSAL_READ_BYTE_LE_DC(bAddr) +#define IX_OSAL_WRITE_LONG(wAddr, wData) IX_OSAL_WRITE_LONG_LE_DC(wAddr, wData) +#define IX_OSAL_WRITE_SHORT(sAddr, sData) IX_OSAL_WRITE_SHORT_LE_DC(sAddr, sData) +#define IX_OSAL_WRITE_BYTE(bAddr, bData) IX_OSAL_WRITE_BYTE_LE_DC(bAddr, bData) + +#endif /* End of BE and LE coherency mode switch */ + + +/* Reads/writes to and from memory shared with NPEs - depends on the SDRAM coherency */ + +#if defined (IX_SDRAM_BE) + +#define IX_OSAL_READ_BE_SHARED_LONG(wAddr) IX_OSAL_READ_LONG_RAW(wAddr) +#define IX_OSAL_READ_BE_SHARED_SHORT(sAddr) IX_OSAL_READ_SHORT_RAW(sAddr) +#define IX_OSAL_READ_BE_SHARED_BYTE(bAddr) IX_OSAL_READ_BYTE_RAW(bAddr) + +#define IX_OSAL_WRITE_BE_SHARED_LONG(wAddr, wData) IX_OSAL_WRITE_LONG_RAW(wAddr, wData) +#define IX_OSAL_WRITE_BE_SHARED_SHORT(sAddr, sData) IX_OSAL_WRITE_SHORT_RAW(sAddr, sData) +#define IX_OSAL_WRITE_BE_SHARED_BYTE(bAddr, bData) IX_OSAL_WRITE_BYTE_RAW(bAddr, bData) + +#define IX_OSAL_SWAP_BE_SHARED_LONG(wData) (wData) +#define IX_OSAL_SWAP_BE_SHARED_SHORT(sData) (sData) +#define IX_OSAL_SWAP_BE_SHARED_BYTE(bData) (bData) + +#elif defined (IX_SDRAM_LE_ADDRESS_COHERENT) + +#define IX_OSAL_READ_BE_SHARED_LONG(wAddr) IX_OSAL_READ_LONG_RAW(wAddr) +#define IX_OSAL_READ_BE_SHARED_SHORT(sAddr) IX_OSAL_READ_SHORT_RAW(IX_OSAL_SWAP_SHORT_ADDRESS(sAddr)) +#define IX_OSAL_READ_BE_SHARED_BYTE(bAddr) IX_OSAL_READ_BYTE_RAW(IX_OSAL_SWAP_BYTE_ADDRESS(bAddr)) + +#define IX_OSAL_WRITE_BE_SHARED_LONG(wAddr, wData) IX_OSAL_WRITE_LONG_RAW(wAddr, wData) +#define IX_OSAL_WRITE_BE_SHARED_SHORT(sAddr, sData) IX_OSAL_WRITE_SHORT_RAW(IX_OSAL_SWAP_SHORT_ADDRESS(sAddr), sData) +#define IX_OSAL_WRITE_BE_SHARED_BYTE(bAddr, bData) IX_OSAL_WRITE_BYTE_RAW(IX_OSAL_SWAP_BYTE_ADDRESS(bAddr), bData) + +#define IX_OSAL_SWAP_BE_SHARED_LONG(wData) (wData) +#define IX_OSAL_SWAP_BE_SHARED_SHORT(sData) (sData) +#define IX_OSAL_SWAP_BE_SHARED_BYTE(bData) (bData) + +#elif defined (IX_SDRAM_LE_DATA_COHERENT) + +#define IX_OSAL_READ_BE_SHARED_LONG(wAddr) IX_OSAL_SWAP_LONG(IX_OSAL_READ_LONG_RAW(wAddr)) +#define IX_OSAL_READ_BE_SHARED_SHORT(sAddr) IX_OSAL_SWAP_SHORT(IX_OSAL_READ_SHORT_RAW(sAddr)) +#define IX_OSAL_READ_BE_SHARED_BYTE(bAddr) IX_OSAL_READ_BYTE_RAW(bAddr) + +#define IX_OSAL_WRITE_BE_SHARED_LONG(wAddr, wData) IX_OSAL_WRITE_LONG_RAW(wAddr, IX_OSAL_SWAP_LONG(wData)) +#define IX_OSAL_WRITE_BE_SHARED_SHORT(sAddr, sData) IX_OSAL_WRITE_SHORT_RAW(sAddr, IX_OSAL_SWAP_SHORT(sData)) +#define IX_OSAL_WRITE_BE_SHARED_BYTE(bAddr, bData) IX_OSAL_WRITE_BYTE_RAW(bAddr, bData) + +#define IX_OSAL_SWAP_BE_SHARED_LONG(wData) IX_OSAL_SWAP_LONG(wData) +#define IX_OSAL_SWAP_BE_SHARED_SHORT(sData) IX_OSAL_SWAP_SHORT(sData) + +#endif + + +#define IX_OSAL_COPY_BE_SHARED_LONG_ARRAY(wDestAddr, wSrcAddr, wCount) \ + { \ + UINT32 i; \ + \ + for ( i = 0 ; i < wCount ; i++ ) \ + { \ + * (((UINT32 *) wDestAddr) + i) = IX_OSAL_READ_BE_SHARED_LONG(((UINT32 *) wSrcAddr) + i); \ + }; \ + }; + +#endif /* IxOsalMemAccess_H */ |