projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef __MOVS_H__ |
| 2 | #define __MOVS_H__ | |
| 3 | ||
| 4 | /* | |
| 5 | ** movs.h | |
| 6 | ** | |
| 7 | ** Inline assembly macros to generate movs & related instructions | |
| 8 | */ | |
| 9 | ||
| 10 | /* Set DFC register value */ | |
| 11 | ||
| 12 | #define SET_DFC(x) \ | |
| 13 | __asm__ __volatile__ (" movec %0,%/dfc" : : "d" (x)); | |
| 14 | ||
| 15 | /* Get DFC register value */ | |
| 16 | ||
| 17 | #define GET_DFC(x) \ | |
| 18 | __asm__ __volatile__ (" movec %/dfc, %0" : "=d" (x) : ); | |
| 19 | ||
| 20 | /* Set SFC register value */ | |
| 21 | ||
| 22 | #define SET_SFC(x) \ | |
| 23 | __asm__ __volatile__ (" movec %0,%/sfc" : : "d" (x)); | |
| 24 | ||
| 25 | /* Get SFC register value */ | |
| 26 | ||
| 27 | #define GET_SFC(x) \ | |
| 28 | __asm__ __volatile__ (" movec %/sfc, %0" : "=d" (x) : ); | |
| 29 | ||
| 30 | #define SET_VBR(x) \ | |
| 31 | __asm__ __volatile__ (" movec %0,%/vbr" : : "r" (x)); | |
| 32 | ||
| 33 | #define GET_VBR(x) \ | |
| 34 | __asm__ __volatile__ (" movec %/vbr, %0" : "=g" (x) : ); | |
| 35 | ||
| 36 | /* Set a byte using the "movs" instruction */ | |
| 37 | ||
| 38 | #define SET_CONTROL_BYTE(addr,value) \ | |
| 39 | __asm__ __volatile__ (" movsb %0, %1@" : : "d" (value), "a" (addr)); | |
| 40 | ||
| 41 | /* Get a byte using the "movs" instruction */ | |
| 42 | ||
| 43 | #define GET_CONTROL_BYTE(addr,value) \ | |
| 44 | __asm__ __volatile__ (" movsb %1@, %0" : "=d" (value) : "a" (addr)); | |
| 45 | ||
| 46 | /* Set a (long)word using the "movs" instruction */ | |
| 47 | ||
| 48 | #define SET_CONTROL_WORD(addr,value) \ | |
| 49 | __asm__ __volatile__ (" movsl %0, %1@" : : "d" (value), "a" (addr)); | |
| 50 | ||
| 51 | /* Get a (long)word using the "movs" instruction */ | |
| 52 | ||
| 53 | #define GET_CONTROL_WORD(addr,value) \ | |
| 54 | __asm__ __volatile__ (" movsl %1@, %0" : "=d" (value) : "a" (addr)); | |
| 55 | #endif |