Messages in this thread | | | Subject | Re: [RFC] new timeofday core subsystem (v.A1) | From | john stultz <> | Date | Wed, 08 Dec 2004 11:22:29 -0800 |
| |
On Wed, 2004-12-08 at 10:44, Christoph Lameter wrote: > On Tue, 7 Dec 2004, john stultz wrote: > > > +struct timesource_t { > > + char* name; > > + int priority; > > + enum { > > + TIMESOURCE_FUNCTION, > > + TIMESOURCE_MMIO_32, > > + TIMESOURCE_MMIO_64 > > + } type; > > + cycle_t (*read_fnct)(void); > > + void* ptr; > > + cycle_t mask; > > + u32 mult; > > + u32 shift; > > +}; > > Maybe add TIMESOURCE_CPU or so? How can one specify a time source in a > cpu register?
Yea, for now its a function. I was thinking that get_cycles() could be used as an arch independent way to do this.
Good suggestion! Thanks! -john
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |