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| author | Eswar Nallusamy <contacteswar@gmail.com> | 2005-11-02 17:32:49 +0000 |
|---|---|---|
| committer | Eswar Nallusamy <contacteswar@gmail.com> | 2005-11-02 17:32:49 +0000 |
| commit | ed009371030cb97571c8b8dc342f16a9fa124d59 (patch) | |
| tree | 3ff2d9e14f73cbb98b5706e837adb897eb5d3c3e /src/arch/ppc/lib/timebase.S | |
| parent | 987ca8e08c3307e46dde3b35c6190c504f0cbf19 (diff) | |
ppc970 initial porting.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2082 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/arch/ppc/lib/timebase.S')
| -rw-r--r-- | src/arch/ppc/lib/timebase.S | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/arch/ppc/lib/timebase.S b/src/arch/ppc/lib/timebase.S index 9e0b2a9290..43023c0418 100644 --- a/src/arch/ppc/lib/timebase.S +++ b/src/arch/ppc/lib/timebase.S @@ -28,8 +28,13 @@ /* * unsigned long long _get_ticks(void); */ +#ifndef __PPC64__ .globl _get_ticks _get_ticks: +#else + .globl ._get_ticks +._get_ticks: +#endif 1: mftbu r3 mftb r4 mftbu r5 @@ -40,17 +45,30 @@ _get_ticks: /* * Delay for a number of ticks */ +#ifndef __PPC64__ .globl _wait_ticks _wait_ticks: +#else + .globl ._wait_ticks +._wait_ticks: +#endif mflr r8 /* save link register */ mr r7, r3 /* save tick count */ +#ifndef __PPC64__ bl _get_ticks /* Get start time */ +#else + bl ._get_ticks /* Get start time */ +#endif /* Calculate end time */ addc r7, r4, r7 /* Compute end time lower */ addze r6, r3 /* and end time upper */ +#ifndef __PPC64__ 1: bl _get_ticks /* Get current time */ +#else +1: bl ._get_ticks /* Get current time */ +#endif subfc r4, r4, r7 /* Subtract current time from end time */ subfe. r3, r3, r6 bge 1b /* Loop until time expired */ |