On Tuesday 24 November 2015 17:51:37 Stephen Boyd wrote:
> On 11/24, Arnd Bergmann wrote:
> > On Monday 23 November 2015 15:13:52 Stephen Boyd wrote:
> > IOW, anything with CPU implementer 0x56 part 0x581 should use those,
> > while part 0x584 can use the sdiv/udiv that it reports correctly.
> >
>
> It looks like we have some sort of function that mostly does
> this, except it doesn't differentiate on that lower bit for 1 vs
> 4. I guess I'll write another one for that.
>
> static inline int cpu_is_pj4(void)
> {
> unsigned int id;
>
> id = read_cpuid_id();
> if ((id & 0xff0fff00) == 0x560f5800)
> return 1;
>
> return 0;
> }
Correct, thanks.
Arnd
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