1*819833afSPeter Tyser /* 2*819833afSPeter Tyser * (C) Copyright 2007 Michal Simek 3*819833afSPeter Tyser * 4*819833afSPeter Tyser * Michal SIMEK <monstr@monstr.eu> 5*819833afSPeter Tyser * 6*819833afSPeter Tyser * See file CREDITS for list of people who contributed to this 7*819833afSPeter Tyser * project. 8*819833afSPeter Tyser * 9*819833afSPeter Tyser * This program is free software; you can redistribute it and/or 10*819833afSPeter Tyser * modify it under the terms of the GNU General Public License as 11*819833afSPeter Tyser * published by the Free Software Foundation; either version 2 of 12*819833afSPeter Tyser * the License, or (at your option) any later version. 13*819833afSPeter Tyser * 14*819833afSPeter Tyser * This program is distributed in the hope that it will be useful, 15*819833afSPeter Tyser * but WITHOUT ANY WARRANTY; without even the implied warranty of 16*819833afSPeter Tyser * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17*819833afSPeter Tyser * GNU General Public License for more details. 18*819833afSPeter Tyser * 19*819833afSPeter Tyser * You should have received a copy of the GNU General Public License 20*819833afSPeter Tyser * along with this program; if not, write to the Free Software 21*819833afSPeter Tyser * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22*819833afSPeter Tyser * MA 02111-1307 USA 23*819833afSPeter Tyser */ 24*819833afSPeter Tyser 25*819833afSPeter Tyser /* FSL macros */ 26*819833afSPeter Tyser #define NGET(val, fslnum) \ 27*819833afSPeter Tyser __asm__ __volatile__ ("nget %0, rfsl" #fslnum :"=r" (val)); 28*819833afSPeter Tyser 29*819833afSPeter Tyser #define GET(val, fslnum) \ 30*819833afSPeter Tyser __asm__ __volatile__ ("get %0, rfsl" #fslnum :"=r" (val)); 31*819833afSPeter Tyser 32*819833afSPeter Tyser #define NCGET(val, fslnum) \ 33*819833afSPeter Tyser __asm__ __volatile__ ("ncget %0, rfsl" #fslnum :"=r" (val)); 34*819833afSPeter Tyser 35*819833afSPeter Tyser #define CGET(val, fslnum) \ 36*819833afSPeter Tyser __asm__ __volatile__ ("cget %0, rfsl" #fslnum :"=r" (val)); 37*819833afSPeter Tyser 38*819833afSPeter Tyser #define NPUT(val, fslnum) \ 39*819833afSPeter Tyser __asm__ __volatile__ ("nput %0, rfsl" #fslnum ::"r" (val)); 40*819833afSPeter Tyser 41*819833afSPeter Tyser #define PUT(val, fslnum) \ 42*819833afSPeter Tyser __asm__ __volatile__ ("put %0, rfsl" #fslnum ::"r" (val)); 43*819833afSPeter Tyser 44*819833afSPeter Tyser #define NCPUT(val, fslnum) \ 45*819833afSPeter Tyser __asm__ __volatile__ ("ncput %0, rfsl" #fslnum ::"r" (val)); 46*819833afSPeter Tyser 47*819833afSPeter Tyser #define CPUT(val, fslnum) \ 48*819833afSPeter Tyser __asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val)); 49*819833afSPeter Tyser 50*819833afSPeter Tyser /* CPU dependent */ 51*819833afSPeter Tyser /* machine status register */ 52*819833afSPeter Tyser #define MFS(val, reg) \ 53*819833afSPeter Tyser __asm__ __volatile__ ("mfs %0," #reg :"=r" (val)); 54*819833afSPeter Tyser 55*819833afSPeter Tyser #define MTS(val, reg) \ 56*819833afSPeter Tyser __asm__ __volatile__ ("mts " #reg ", %0"::"r" (val)); 57*819833afSPeter Tyser 58*819833afSPeter Tyser /* get return address from interrupt */ 59*819833afSPeter Tyser #define R14(val) \ 60*819833afSPeter Tyser __asm__ __volatile__ ("addi %0, r14, 0":"=r" (val)); 61*819833afSPeter Tyser 62*819833afSPeter Tyser #define NOP __asm__ __volatile__ ("nop"); 63*819833afSPeter Tyser 64*819833afSPeter Tyser /* use machine status registe USE_MSR_REG */ 65*819833afSPeter Tyser #ifdef XILINX_USE_MSR_INSTR 66*819833afSPeter Tyser #define MSRSET(val) \ 67*819833afSPeter Tyser __asm__ __volatile__ ("msrset r0," #val ); 68*819833afSPeter Tyser 69*819833afSPeter Tyser #define MSRCLR(val) \ 70*819833afSPeter Tyser __asm__ __volatile__ ("msrclr r0," #val ); 71*819833afSPeter Tyser 72*819833afSPeter Tyser #else 73*819833afSPeter Tyser #define MSRSET(val) \ 74*819833afSPeter Tyser { \ 75*819833afSPeter Tyser register unsigned tmp; \ 76*819833afSPeter Tyser __asm__ __volatile__ (" \ 77*819833afSPeter Tyser mfs %0, rmsr; \ 78*819833afSPeter Tyser ori %0, %0, "#val"; \ 79*819833afSPeter Tyser mts rmsr, %0; \ 80*819833afSPeter Tyser nop;" \ 81*819833afSPeter Tyser : "=r" (tmp) \ 82*819833afSPeter Tyser : "d" (val) \ 83*819833afSPeter Tyser : "memory"); \ 84*819833afSPeter Tyser } 85*819833afSPeter Tyser 86*819833afSPeter Tyser #define MSRCLR(val) \ 87*819833afSPeter Tyser { \ 88*819833afSPeter Tyser register unsigned tmp; \ 89*819833afSPeter Tyser __asm__ __volatile__ (" \ 90*819833afSPeter Tyser mfs %0, rmsr; \ 91*819833afSPeter Tyser andi %0, %0, ~"#val"; \ 92*819833afSPeter Tyser mts rmsr, %0; \ 93*819833afSPeter Tyser nop;" \ 94*819833afSPeter Tyser : "=r" (tmp) \ 95*819833afSPeter Tyser : "d" (val) \ 96*819833afSPeter Tyser : "memory"); \ 97*819833afSPeter Tyser } 98*819833afSPeter Tyser #endif 99