You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
65 lines
1.6 KiB
65 lines
1.6 KiB
/*
|
|
* 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));
|
|
}
|
|
|