diff options
Diffstat (limited to 'Documentation/powerpc')
| -rw-r--r-- | Documentation/powerpc/cpu_features.txt | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/powerpc/cpu_features.txt b/Documentation/powerpc/cpu_features.txt index ffa4183fdb8b..ae09df8722c8 100644 --- a/Documentation/powerpc/cpu_features.txt +++ b/Documentation/powerpc/cpu_features.txt @@ -11,10 +11,10 @@ split instruction and data caches, and if the CPU supports the DOZE and NAP sleep modes. Detection of the feature set is simple. A list of processors can be found in -arch/ppc/kernel/cputable.c. The PVR register is masked and compared with each -value in the list. If a match is found, the cpu_features of cur_cpu_spec is -assigned to the feature bitmask for this processor and a __setup_cpu function -is called. +arch/powerpc/kernel/cputable.c. The PVR register is masked and compared with +each value in the list. If a match is found, the cpu_features of cur_cpu_spec +is assigned to the feature bitmask for this processor and a __setup_cpu +function is called. C code may test 'cur_cpu_spec[smp_processor_id()]->cpu_features' for a particular feature bit. This is done in quite a few places, for example @@ -51,6 +51,6 @@ should be used in the majority of cases. The END_FTR_SECTION macros are implemented by storing information about this code in the '__ftr_fixup' ELF section. When do_cpu_ftr_fixups -(arch/ppc/kernel/misc.S) is invoked, it will iterate over the records in +(arch/powerpc/kernel/misc.S) is invoked, it will iterate over the records in __ftr_fixup, and if the required feature is not present it will loop writing nop's from each BEGIN_FTR_SECTION to END_FTR_SECTION. |