| /* |
| * Copyright (C) 1996 Paul Mackerras. |
| * |
| * 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. |
| */ |
| |
| #define GETREG(reg) \ |
| static inline unsigned long get_ ## reg (void) \ |
| { unsigned long ret; asm volatile ("mf" #reg " %0" : "=r" (ret) :); return ret; } |
| |
| #define SETREG(reg) \ |
| static inline void set_ ## reg (unsigned long val) \ |
| { asm volatile ("mt" #reg " %0" : : "r" (val)); } |
| |
| GETREG(msr) |
| SETREG(msrd) |
| GETREG(cr) |
| |
| #define GSETSPR(n, name) \ |
| static inline long get_ ## name (void) \ |
| { long ret; asm volatile ("mfspr %0," #n : "=r" (ret) : ); return ret; } \ |
| static inline void set_ ## name (long val) \ |
| { asm volatile ("mtspr " #n ",%0" : : "r" (val)); } |
| |
| GSETSPR(0, mq) |
| GSETSPR(1, xer) |
| GSETSPR(4, rtcu) |
| GSETSPR(5, rtcl) |
| GSETSPR(8, lr) |
| GSETSPR(9, ctr) |
| GSETSPR(18, dsisr) |
| GSETSPR(19, dar) |
| GSETSPR(22, dec) |
| GSETSPR(25, sdr1) |
| GSETSPR(26, srr0) |
| GSETSPR(27, srr1) |
| GSETSPR(272, sprg0) |
| GSETSPR(273, sprg1) |
| GSETSPR(274, sprg2) |
| GSETSPR(275, sprg3) |
| GSETSPR(282, ear) |
| GSETSPR(287, pvr) |
| GSETSPR(1008, hid0) |
| GSETSPR(1009, hid1) |
| GSETSPR(1010, iabr) |
| GSETSPR(1013, dabr) |
| GSETSPR(1023, pir) |
| |
| static inline void store_inst(void *p) |
| { |
| asm volatile ("dcbst 0,%0; sync; icbi 0,%0; isync" : : "r" (p)); |
| } |
| |
| static inline void cflush(void *p) |
| { |
| asm volatile ("dcbf 0,%0; icbi 0,%0" : : "r" (p)); |
| } |
| |
| static inline void cinval(void *p) |
| { |
| asm volatile ("dcbi 0,%0; icbi 0,%0" : : "r" (p)); |
| } |
