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| author | nwhitehorn <nwhitehorn@FreeBSD.org> | 2010-11-11 02:40:00 +0000 |
|---|---|---|
| committer | nwhitehorn <nwhitehorn@FreeBSD.org> | 2010-11-11 02:40:00 +0000 |
| commit | c4343a6448cd3ea139add48e1d33e67681a3fc05 (patch) | |
| tree | 45f3d7efb1a1c01884e2a01af60ae9b30caef611 /sys/powerpc/aim/machdep.c | |
| parent | 433c390cb42236ee4f9fd7761683c20e148407f7 (diff) | |
| download | FreeBSD-src-c4343a6448cd3ea139add48e1d33e67681a3fc05.zip FreeBSD-src-c4343a6448cd3ea139add48e1d33e67681a3fc05.tar.gz | |
Add support for the IMISS, DLMISS, and DSMISS traps required to run
FreeBSD on a G2 core.
PR: powerpc/111296
Submitted by: Andrew Turner
Diffstat (limited to 'sys/powerpc/aim/machdep.c')
| -rw-r--r-- | sys/powerpc/aim/machdep.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/powerpc/aim/machdep.c b/sys/powerpc/aim/machdep.c index 0331b50..f52f7a4 100644 --- a/sys/powerpc/aim/machdep.c +++ b/sys/powerpc/aim/machdep.c @@ -245,6 +245,9 @@ extern void *dsitrap, *dsisize; extern void *decrint, *decrsize; extern void *extint, *extsize; extern void *dblow, *dbsize; +extern void *imisstrap, *imisssize; +extern void *dlmisstrap, *dlmisssize; +extern void *dsmisstrap, *dsmisssize; uintptr_t powerpc_init(vm_offset_t startkernel, vm_offset_t endkernel, @@ -491,6 +494,12 @@ powerpc_init(vm_offset_t startkernel, vm_offset_t endkernel, bcopy(generictrap, (void *)EXC_VEC, (size_t)&trapsize); bcopy(generictrap, (void *)EXC_VECAST_G4, (size_t)&trapsize); bcopy(generictrap, (void *)EXC_VECAST_G5, (size_t)&trapsize); + #ifndef __powerpc64__ + /* G2-specific TLB miss helper handlers */ + bcopy(&imisstrap, (void *)EXC_IMISS, (size_t)&imisssize); + bcopy(&dlmisstrap, (void *)EXC_DLMISS, (size_t)&dlmisssize); + bcopy(&dsmisstrap, (void *)EXC_DSMISS, (size_t)&dsmisssize); + #endif __syncicache(EXC_RSVD, EXC_LAST - EXC_RSVD); /* |
