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author | Ralf Baechle <ralf@linux-mips.org> | 2008-09-16 17:48:51 (GMT) |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-11 15:18:52 (GMT) |
commit | 384740dc49ea651ba350704d13ff6be9976e37fe (patch) | |
tree | a6e80cad287ccae7a86d81bfa692fc96889c88ed /include/asm-mips/paccess.h | |
parent | e8c7c482347574ecdd45c43e32c332d5fc2ece61 (diff) | |
download | linux-fsl-qoriq-384740dc49ea651ba350704d13ff6be9976e37fe.tar.xz |
MIPS: Move headfiles to new location below arch/mips/include
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/paccess.h')
-rw-r--r-- | include/asm-mips/paccess.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/include/asm-mips/paccess.h b/include/asm-mips/paccess.h deleted file mode 100644 index c2394f8..0000000 --- a/include/asm-mips/paccess.h +++ /dev/null @@ -1,112 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1996, 1997, 1998, 1999, 2000 by Ralf Baechle - * Copyright (C) 1999, 2000 Silicon Graphics, Inc. - * - * Protected memory access. Used for everything that might take revenge - * by sending a DBE error like accessing possibly non-existant memory or - * devices. - */ -#ifndef _ASM_PACCESS_H -#define _ASM_PACCESS_H - -#include <linux/errno.h> - -#ifdef CONFIG_32BIT -#define __PA_ADDR ".word" -#endif -#ifdef CONFIG_64BIT -#define __PA_ADDR ".dword" -#endif - -extern asmlinkage void handle_ibe(void); -extern asmlinkage void handle_dbe(void); - -#define put_dbe(x, ptr) __put_dbe((x), (ptr), sizeof(*(ptr))) -#define get_dbe(x, ptr) __get_dbe((x), (ptr), sizeof(*(ptr))) - -struct __large_pstruct { unsigned long buf[100]; }; -#define __mp(x) (*(struct __large_pstruct *)(x)) - -#define __get_dbe(x, ptr, size) \ -({ \ - long __gu_err; \ - __typeof__(*(ptr)) __gu_val; \ - unsigned long __gu_addr; \ - __asm__("":"=r" (__gu_val)); \ - __gu_addr = (unsigned long) (ptr); \ - __asm__("":"=r" (__gu_err)); \ - switch (size) { \ - case 1: __get_dbe_asm("lb"); break; \ - case 2: __get_dbe_asm("lh"); break; \ - case 4: __get_dbe_asm("lw"); break; \ - case 8: __get_dbe_asm("ld"); break; \ - default: __get_dbe_unknown(); break; \ - } \ - x = (__typeof__(*(ptr))) __gu_val; \ - __gu_err; \ -}) - -#define __get_dbe_asm(insn) \ -{ \ - __asm__ __volatile__( \ - "1:\t" insn "\t%1,%2\n\t" \ - "move\t%0,$0\n" \ - "2:\n\t" \ - ".section\t.fixup,\"ax\"\n" \ - "3:\tli\t%0,%3\n\t" \ - "move\t%1,$0\n\t" \ - "j\t2b\n\t" \ - ".previous\n\t" \ - ".section\t__dbe_table,\"a\"\n\t" \ - __PA_ADDR "\t1b, 3b\n\t" \ - ".previous" \ - :"=r" (__gu_err), "=r" (__gu_val) \ - :"o" (__mp(__gu_addr)), "i" (-EFAULT)); \ -} - -extern void __get_dbe_unknown(void); - -#define __put_dbe(x, ptr, size) \ -({ \ - long __pu_err; \ - __typeof__(*(ptr)) __pu_val; \ - long __pu_addr; \ - __pu_val = (x); \ - __pu_addr = (long) (ptr); \ - __asm__("":"=r" (__pu_err)); \ - switch (size) { \ - case 1: __put_dbe_asm("sb"); break; \ - case 2: __put_dbe_asm("sh"); break; \ - case 4: __put_dbe_asm("sw"); break; \ - case 8: __put_dbe_asm("sd"); break; \ - default: __put_dbe_unknown(); break; \ - } \ - __pu_err; \ -}) - -#define __put_dbe_asm(insn) \ -{ \ - __asm__ __volatile__( \ - "1:\t" insn "\t%1,%2\n\t" \ - "move\t%0,$0\n" \ - "2:\n\t" \ - ".section\t.fixup,\"ax\"\n" \ - "3:\tli\t%0,%3\n\t" \ - "j\t2b\n\t" \ - ".previous\n\t" \ - ".section\t__dbe_table,\"a\"\n\t" \ - __PA_ADDR "\t1b, 3b\n\t" \ - ".previous" \ - : "=r" (__pu_err) \ - : "r" (__pu_val), "o" (__mp(__pu_addr)), "i" (-EFAULT)); \ -} - -extern void __put_dbe_unknown(void); - -extern unsigned long search_dbe_table(unsigned long addr); - -#endif /* _ASM_PACCESS_H */ |