/* * (C) Copyright 2007 Michal Simek * * Michal SIMEK <monstr@monstr.eu> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ /* FSL macros */ #define NGET(val, fslnum) \ __asm__ __volatile__ ("nget %0, rfsl" #fslnum :"=r" (val)); #define GET(val, fslnum) \ __asm__ __volatile__ ("get %0, rfsl" #fslnum :"=r" (val)); #define NCGET(val, fslnum) \ __asm__ __volatile__ ("ncget %0, rfsl" #fslnum :"=r" (val)); #define CGET(val, fslnum) \ __asm__ __volatile__ ("cget %0, rfsl" #fslnum :"=r" (val)); #define NPUT(val, fslnum) \ __asm__ __volatile__ ("nput %0, rfsl" #fslnum ::"r" (val)); #define PUT(val, fslnum) \ __asm__ __volatile__ ("put %0, rfsl" #fslnum ::"r" (val)); #define NCPUT(val, fslnum) \ __asm__ __volatile__ ("ncput %0, rfsl" #fslnum ::"r" (val)); #define CPUT(val, fslnum) \ __asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val)); /* CPU dependent */ /* machine status register */ #define MFS(val, reg) \ __asm__ __volatile__ ("mfs %0," #reg :"=r" (val)); #define MTS(val, reg) \ __asm__ __volatile__ ("mts " #reg ", %0"::"r" (val)); /* get return address from interrupt */ #define R14(val) \ __asm__ __volatile__ ("addi %0, r14, 0":"=r" (val)); #define NOP __asm__ __volatile__ ("nop"); /* use machine status registe USE_MSR_REG */ #ifdef XILINX_USE_MSR_INSTR #define MSRSET(val) \ __asm__ __volatile__ ("msrset r0," #val ); #define MSRCLR(val) \ __asm__ __volatile__ ("msrclr r0," #val ); #else #define MSRSET(val) \ { \ register unsigned tmp; \ __asm__ __volatile__ (" \ mfs %0, rmsr; \ ori %0, %0, "#val"; \ mts rmsr, %0; \ nop;" \ : "=r" (tmp) \ : "d" (val) \ : "memory"); \ } #define MSRCLR(val) \ { \ register unsigned tmp; \ __asm__ __volatile__ (" \ mfs %0, rmsr; \ andi %0, %0, ~"#val"; \ mts rmsr, %0; \ nop;" \ : "=r" (tmp) \ : "d" (val) \ : "memory"); \ } #endif