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| author | raj <raj@FreeBSD.org> | 2009-05-14 16:48:25 +0000 |
|---|---|---|
| committer | raj <raj@FreeBSD.org> | 2009-05-14 16:48:25 +0000 |
| commit | e648274e7cd96f1e6c180388779d4ba3f74b7c94 (patch) | |
| tree | 40f3915c08086a4bbe1a4ba4460c5da9a14e43a5 /sys/powerpc/booke/clock.c | |
| parent | 03b3bbecf2a89655d83d05fd316fc3cbf626860b (diff) | |
| download | FreeBSD-src-e648274e7cd96f1e6c180388779d4ba3f74b7c94.zip FreeBSD-src-e648274e7cd96f1e6c180388779d4ba3f74b7c94.tar.gz | |
PowerPC common SMP startup and time base rework.
- make mftb() shared, rewrite in C, provide complementary mttb()
- adjust SMP startup per the above, additional comments, minor naming
changes
- eliminate redundant TB defines, other minor cosmetics
Reviewed by: marcel, nwhitehorn
Obtained from: Freescale, Semihalf
Diffstat (limited to 'sys/powerpc/booke/clock.c')
| -rw-r--r-- | sys/powerpc/booke/clock.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/sys/powerpc/booke/clock.c b/sys/powerpc/booke/clock.c index 6c88741..7f9848e 100644 --- a/sys/powerpc/booke/clock.c +++ b/sys/powerpc/booke/clock.c @@ -151,22 +151,6 @@ decr_init (void) mtmsr(msr); } -static __inline u_quad_t -mftb (void) -{ - u_long scratch; - u_quad_t tb; - - __asm__ __volatile__( - "1: mftbu %0;" - " mftb %0+1;" - " mftbu %1;" - " cmpw 0,%0,%1;" - " bne 1b" - : "=r"(tb), "=r"(scratch)); - return tb; -} - void decr_tc_init(void) { |
