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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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21dccddf45
This patch adds {read,write}*_be big endian memory access
routines to the io.h header used on SPARC32 and SPARC64.
Tested on SPARC32 (LEON)
Signed-off-by: Jan Andersson <jan@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
22 lines
581 B
C
22 lines
581 B
C
#ifndef ___ASM_SPARC_IO_H
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#define ___ASM_SPARC_IO_H
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#if defined(__sparc__) && defined(__arch64__)
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#include <asm/io_64.h>
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#else
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#include <asm/io_32.h>
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#endif
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/*
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* Defines used for both SPARC32 and SPARC64
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*/
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/* Big endian versions of memory read/write routines */
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#define readb_be(__addr) __raw_readb(__addr)
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#define readw_be(__addr) __raw_readw(__addr)
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#define readl_be(__addr) __raw_readl(__addr)
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#define writeb_be(__b, __addr) __raw_writeb(__b, __addr)
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#define writel_be(__w, __addr) __raw_writel(__w, __addr)
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#define writew_be(__l, __addr) __raw_writew(__l, __addr)
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#endif
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