upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/asm-microblaze/arch-microblaze/xio.h

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1.7 KiB

/*
* xio.h
*
* Defines XIo functions for Xilinx OCP in terms of Linux primitives
*
* Author: MontaVista Software, Inc.
* source@mvista.com
*
* 2002 (c) MontaVista, Software, Inc. This file is licensed under the terms
* of the GNU General Public License version 2. This program is licensed
* "as is" without any warranty of any kind, whether express or implied.
*/
#ifndef XIO_H
#define XIO_H
#include "xbasic_types.h"
#include <asm/io.h>
typedef u32 XIo_Address;
extern inline u8
XIo_In8(XIo_Address InAddress)
{
return (u8) in_8((volatile unsigned char *) InAddress);
}
extern inline u16
XIo_In16(XIo_Address InAddress)
{
return (u16) in_be16((volatile unsigned short *) InAddress);
}
extern inline u32
XIo_In32(XIo_Address InAddress)
{
return (u32) in_be32((volatile unsigned *) InAddress);
}
extern inline void
XIo_Out8(XIo_Address OutAddress, u8 Value)
{
out_8((volatile unsigned char *) OutAddress, Value);
}
extern inline void
XIo_Out16(XIo_Address OutAddress, u16 Value)
{
out_be16((volatile unsigned short *) OutAddress, Value);
}
extern inline void
XIo_Out32(XIo_Address OutAddress, u32 Value)
{
out_be32((volatile unsigned *) OutAddress, Value);
}
#define XIo_ToLittleEndian16(s,d) (*(u16*)(d) = cpu_to_le16((u16)(s)))
#define XIo_ToLittleEndian32(s,d) (*(u32*)(d) = cpu_to_le32((u32)(s)))
#define XIo_ToBigEndian16(s,d) (*(u16*)(d) = cpu_to_be16((u16)(s)))
#define XIo_ToBigEndian32(s,d) (*(u32*)(d) = cpu_to_be32((u32)(s)))
#define XIo_FromLittleEndian16(s,d) (*(u16*)(d) = le16_to_cpu((u16)(s)))
#define XIo_FromLittleEndian32(s,d) (*(u32*)(d) = le32_to_cpu((u32)(s)))
#define XIo_FromBigEndian16(s,d) (*(u16*)(d) = be16_to_cpu((u16)(s)))
#define XIo_FromBigEndian32(s,d) (*(u32*)(d) = be32_to_cpu((u32)(s)))
#endif /* XIO_H */