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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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42fd3b142d
This consolidates everything but the bare assembly routines, which we will sync up in a follow-up patch. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
#ifndef __ASM_SH_UACCESS_64_H
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#define __ASM_SH_UACCESS_64_H
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/*
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* include/asm-sh/uaccess_64.h
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*
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* Copyright (C) 2000, 2001 Paolo Alberelli
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* Copyright (C) 2003, 2004 Paul Mundt
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*
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* User space memory access functions
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*
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* Copyright (C) 1999 Niibe Yutaka
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*
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* Based on:
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* MIPS implementation version 1.15 by
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* Copyright (C) 1996, 1997, 1998 by Ralf Baechle
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* and i386 version.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#define __get_user_size(x,ptr,size,retval) \
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do { \
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retval = 0; \
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switch (size) { \
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case 1: \
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retval = __get_user_asm_b(x, ptr); \
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break; \
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case 2: \
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retval = __get_user_asm_w(x, ptr); \
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break; \
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case 4: \
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retval = __get_user_asm_l(x, ptr); \
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break; \
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case 8: \
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retval = __get_user_asm_q(x, ptr); \
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break; \
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default: \
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__get_user_unknown(); \
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break; \
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} \
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} while (0)
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extern long __get_user_asm_b(void *, long);
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extern long __get_user_asm_w(void *, long);
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extern long __get_user_asm_l(void *, long);
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extern long __get_user_asm_q(void *, long);
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extern void __get_user_unknown(void);
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#define __put_user_size(x,ptr,size,retval) \
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do { \
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retval = 0; \
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switch (size) { \
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case 1: \
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retval = __put_user_asm_b(x, ptr); \
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break; \
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case 2: \
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retval = __put_user_asm_w(x, ptr); \
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break; \
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case 4: \
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retval = __put_user_asm_l(x, ptr); \
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break; \
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case 8: \
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retval = __put_user_asm_q(x, ptr); \
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break; \
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default: \
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__put_user_unknown(); \
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} \
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} while (0)
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extern long __put_user_asm_b(void *, long);
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extern long __put_user_asm_w(void *, long);
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extern long __put_user_asm_l(void *, long);
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extern long __put_user_asm_q(void *, long);
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extern void __put_user_unknown(void);
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#endif /* __ASM_SH_UACCESS_64_H */
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