Messages in this thread | | | Date | Wed, 13 May 2015 14:47:56 -0700 | From | David Daney <> | Subject | Re: [PATCH] MIPS64: 48 bit physaddr support in memory maps |
| |
On 05/13/2015 11:55 AM, Leonid Yegoshin wrote: > Originally, it was set to 40bits only but I6400 has 48bits of physaddr. >
Why not go to the architectural limit of 59 bits?
> Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com> > --- > arch/mips/include/asm/addrspace.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/mips/include/asm/addrspace.h b/arch/mips/include/asm/addrspace.h > index ba0925c84b75..d54137602ac5 100644 > --- a/arch/mips/include/asm/addrspace.h > +++ b/arch/mips/include/asm/addrspace.h > @@ -53,7 +53,7 @@ > */ > #define CPHYSADDR(a) ((_ACAST32_(a)) & 0x1fffffff) > #define XPHYSADDR(a) ((_ACAST64_(a)) & \ > - _CONST64_(0x000000ffffffffff)) > + _CONST64_(0x0000ffffffffffff)) > > #ifdef CONFIG_64BIT > > > -- > 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/ > >
| |