1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __MOVS_H__ 3*4882a593Smuzhiyun #define __MOVS_H__ 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* 6*4882a593Smuzhiyun ** movs.h 7*4882a593Smuzhiyun ** 8*4882a593Smuzhiyun ** Inline assembly macros to generate movs & related instructions 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun /* Set DFC register value */ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #define SET_DFC(x) \ 14*4882a593Smuzhiyun __asm__ __volatile__ (" movec %0,%/dfc" : : "d" (x)); 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* Get DFC register value */ 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #define GET_DFC(x) \ 19*4882a593Smuzhiyun __asm__ __volatile__ (" movec %/dfc, %0" : "=d" (x) : ); 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun /* Set SFC register value */ 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun #define SET_SFC(x) \ 24*4882a593Smuzhiyun __asm__ __volatile__ (" movec %0,%/sfc" : : "d" (x)); 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun /* Get SFC register value */ 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun #define GET_SFC(x) \ 29*4882a593Smuzhiyun __asm__ __volatile__ (" movec %/sfc, %0" : "=d" (x) : ); 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun #define SET_VBR(x) \ 32*4882a593Smuzhiyun __asm__ __volatile__ (" movec %0,%/vbr" : : "r" (x)); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #define GET_VBR(x) \ 35*4882a593Smuzhiyun __asm__ __volatile__ (" movec %/vbr, %0" : "=g" (x) : ); 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun /* Set a byte using the "movs" instruction */ 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun #define SET_CONTROL_BYTE(addr,value) \ 40*4882a593Smuzhiyun __asm__ __volatile__ (" movsb %0, %1@" : : "d" (value), "a" (addr)); 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun /* Get a byte using the "movs" instruction */ 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun #define GET_CONTROL_BYTE(addr,value) \ 45*4882a593Smuzhiyun __asm__ __volatile__ (" movsb %1@, %0" : "=d" (value) : "a" (addr)); 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun /* Set a (long)word using the "movs" instruction */ 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun #define SET_CONTROL_WORD(addr,value) \ 50*4882a593Smuzhiyun __asm__ __volatile__ (" movsl %0, %1@" : : "d" (value), "a" (addr)); 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun /* Get a (long)word using the "movs" instruction */ 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun #define GET_CONTROL_WORD(addr,value) \ 55*4882a593Smuzhiyun __asm__ __volatile__ (" movsl %1@, %0" : "=d" (value) : "a" (addr)); 56*4882a593Smuzhiyun #endif 57