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| author | marcel <marcel@FreeBSD.org> | 2008-07-07 17:43:56 +0000 |
|---|---|---|
| committer | marcel <marcel@FreeBSD.org> | 2008-07-07 17:43:56 +0000 |
| commit | 1c800dbdb5e15c6385c702e7e6e78199ef26b790 (patch) | |
| tree | 12a478daa2453a908ca20a37c8a53bd22644ad20 | |
| parent | 489d9dac95998c0f638072ca1c2eba28ce34e58e (diff) | |
| download | FreeBSD-src-1c800dbdb5e15c6385c702e7e6e78199ef26b790.zip FreeBSD-src-1c800dbdb5e15c6385c702e7e6e78199ef26b790.tar.gz | |
Add inline function ia64_fc_i() to abstract inline assembly.
Use the new inline function in ia64_invalidate_icache().
While there, add proper synchronization so that we know
the fc.i instructions have taken effect when we return.
| -rw-r--r-- | sys/ia64/ia64/machdep.c | 5 | ||||
| -rw-r--r-- | sys/ia64/include/ia64_cpu.h | 6 |
2 files changed, 10 insertions, 1 deletions
diff --git a/sys/ia64/ia64/machdep.c b/sys/ia64/ia64/machdep.c index 9955a8e..3c6e61d 100644 --- a/sys/ia64/ia64/machdep.c +++ b/sys/ia64/ia64/machdep.c @@ -1531,7 +1531,10 @@ ia64_invalidate_icache(vm_offset_t va, vm_offset_t sz) lim = va + sz; while (va < lim) { - __asm __volatile("fc.i %0" :: "r"(va)); + ia64_fc_i(va); va += 32; /* XXX */ } + + ia64_sync_i(); + ia64_srlz_i(); } diff --git a/sys/ia64/include/ia64_cpu.h b/sys/ia64/include/ia64_cpu.h index 44926e7..3d6c725 100644 --- a/sys/ia64/include/ia64_cpu.h +++ b/sys/ia64/include/ia64_cpu.h @@ -197,6 +197,12 @@ ia64_fc(u_int64_t va) __asm __volatile("fc %0" :: "r"(va)); } +static __inline void +ia64_fc_i(u_int64_t va) +{ + __asm __volatile("fc.i %0" :: "r"(va)); +} + /* * Sync instruction stream. */ |
