| David Howells | e839ca5 | 2012-03-28 18:30:03 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2000, 2001 Paolo Alberelli |
| 3 | * Copyright (C) 2003 Paul Mundt |
| 4 | * Copyright (C) 2004 Richard Curnow |
| 5 | * |
| 6 | * This file is subject to the terms and conditions of the GNU General Public |
| 7 | * License. See the file "COPYING" in the main directory of this archive |
| 8 | * for more details. |
| 9 | */ |
| 10 | #ifndef __ASM_SH_BL_BIT_64_H |
| 11 | #define __ASM_SH_BL_BIT_64_H |
| 12 | |
| 13 | #include <asm/processor.h> |
| 14 | |
| 15 | #define SR_BL_LL 0x0000000010000000LL |
| 16 | |
| 17 | static inline void set_bl_bit(void) |
| 18 | { |
| 19 | unsigned long long __dummy0, __dummy1 = SR_BL_LL; |
| 20 | |
| 21 | __asm__ __volatile__("getcon " __SR ", %0\n\t" |
| 22 | "or %0, %1, %0\n\t" |
| 23 | "putcon %0, " __SR "\n\t" |
| 24 | : "=&r" (__dummy0) |
| 25 | : "r" (__dummy1)); |
| 26 | |
| 27 | } |
| 28 | |
| 29 | static inline void clear_bl_bit(void) |
| 30 | { |
| 31 | unsigned long long __dummy0, __dummy1 = ~SR_BL_LL; |
| 32 | |
| 33 | __asm__ __volatile__("getcon " __SR ", %0\n\t" |
| 34 | "and %0, %1, %0\n\t" |
| 35 | "putcon %0, " __SR "\n\t" |
| 36 | : "=&r" (__dummy0) |
| 37 | : "r" (__dummy1)); |
| 38 | } |
| 39 | |
| 40 | #endif /* __ASM_SH_BL_BIT_64_H */ |