diff options
Diffstat (limited to 'sys/powerpc/include/spr.h')
| -rw-r--r-- | sys/powerpc/include/spr.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/sys/powerpc/include/spr.h b/sys/powerpc/include/spr.h index 826c2fa..eb07208 100644 --- a/sys/powerpc/include/spr.h +++ b/sys/powerpc/include/spr.h @@ -43,6 +43,44 @@ ( { register_t val; \ __asm __volatile("mfspr %0,%1" : "=r"(val) : "K"(reg)); \ val; } ) + +/* The following routines allow manipulation of the full 64-bit width + * of SPRs on 64 bit CPUs in bridge mode */ + +#define mtspr64(reg,valhi,vallo,scratch) \ + __asm __volatile(" \ + mfmsr %0; \ + insrdi %0,1,1,0; \ + mtmsrd %0; \ + isync; \ + \ + sld %1,%1,%4; \ + or %1,%1,%2; \ + mtspr %3,%1; \ + srd %1,%1,%4; \ + \ + clrldi %0,%0,1; \ + mtmsrd %0; \ + isync;" \ + : "=r"(scratch), "=r"(valhi) : "r"(vallo), "K"(reg), "r"(32)) + +#define mfspr64upper(reg,scratch) \ + ( { register_t val; \ + __asm __volatile(" \ + mfmsr %0; \ + insrdi %0,1,1,0; \ + mtmsrd %0; \ + isync; \ + \ + mfspr %1,%2; \ + srd %1,%1,%3; \ + \ + clrldi %0,%0,1; \ + mtmsrd %0; \ + isync;" \ + : "=r"(scratch), "=r"(val) : "K"(reg), "r"(32)); \ + val; } ) + #endif /* _LOCORE */ /* @@ -112,7 +150,11 @@ #define IBM401E2 0x0025 #define IBM401F2 0x0026 #define IBM401G2 0x0027 +#define IBM970 0x0039 +#define IBM970FX 0x003c #define IBMPOWER3 0x0041 +#define IBM970MP 0x0044 +#define IBM970GX 0x0045 #define MPC860 0x0050 #define MPC8240 0x0081 #define IBM405GP 0x4011 |
