mirror of
https://github.com/smaeul/u-boot.git
synced 2025-10-31 12:08:19 +00:00
8e585f02f8
Added board/freescale/m5329evb, cpu/mcf532x, drivers/net, drivers/serial, immap_5329.h, m5329.h, mcfrtc.h, include/configs/M5329EVB.h, lib_m68k/interrupts.c, and rtc/mcfrtc.c Modified CREDITS, MAKEFILE, Makefile, README, common/cmd_bdinfo.c, common/cmd_mii.c, include/asm-m68k/byteorder.h, include/asm-m68k/fec.h, include/asm-m68k/io.h, include/asm-m68k/mcftimer.h, include/asm-m68k/mcfuart.h, include/asm-m68k/ptrace.h, include/asm-m68k/u-boot.h, lib_m68k/Makefile, lib_m68k/board.c, lib_m68k/time.c, net/eth.c and rtc/Makefile Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/*
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* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
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* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _M68K_BYTEORDER_H
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#define _M68K_BYTEORDER_H
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#include <asm/types.h>
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#ifdef __GNUC__
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#define __sw16(x) \
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((__u16)( \
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(((__u16)(x) & (__u16)0x00ffU) << 8) | \
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(((__u16)(x) & (__u16)0xff00U) >> 8) ))
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#define __sw32(x) \
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((__u32)( \
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(((__u32)(x)) << 24) | \
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(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
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(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
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(((__u32)(x)) >> 24) ))
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extern __inline__ unsigned ld_le16(const volatile unsigned short *addr)
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{
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unsigned result = *addr;
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return __sw16(result);
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}
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extern __inline__ void st_le16(volatile unsigned short *addr,
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const unsigned val)
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{
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*addr = __sw16(val);
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}
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extern __inline__ unsigned ld_le32(const volatile unsigned *addr)
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{
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unsigned result = *addr;
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return __sw32(result);
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}
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extern __inline__ void st_le32(volatile unsigned *addr, const unsigned val)
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{
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*addr = __sw32(val);
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}
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#if 0
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/* alas, egcs sounds like it has a bug in this code that doesn't use the
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inline asm correctly, and can cause file corruption. Until I hear that
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it's fixed, I can live without the extra speed. I hope. */
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#if !(__GNUC__ >= 2 && __GNUC_MINOR__ >= 90)
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#if 0
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# define __arch_swab16(x) ld_le16(&x)
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# define __arch_swab32(x) ld_le32(&x)
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#else
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static __inline__ __attribute__ ((const))
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__u16 ___arch__swab16(__u16 value)
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{
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return __sw16(value);
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}
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static __inline__ __attribute__ ((const))
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__u32 ___arch__swab32(__u32 value)
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{
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return __sw32(value);
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}
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#define __arch__swab32(x) ___arch__swab32(x)
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#define __arch__swab16(x) ___arch__swab16(x)
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#endif /* 0 */
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#endif
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/* The same, but returns converted value from the location pointer by addr. */
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#define __arch__swab16p(addr) ld_le16(addr)
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#define __arch__swab32p(addr) ld_le32(addr)
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/* The same, but do the conversion in situ, ie. put the value back to addr. */
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#define __arch__swab16s(addr) st_le16(addr,*addr)
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#define __arch__swab32s(addr) st_le32(addr,*addr)
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#endif
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#endif /* __GNUC__ */
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#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
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#define __BYTEORDER_HAS_U64__
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#endif
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#include <linux/byteorder/big_endian.h>
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#endif /* _M68K_BYTEORDER_H */
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