[v2] Add BBML3 cpu feature

[PATCH v2 4/6] arm64: sysreg: Add BBM_3

Posted by Linu Cherian 1 month ago

Add BBM_3 definition for ID_AA64MMFR1_EL1 register.

Signed-off-by: Linu Cherian <linu.cherian@arm.com>
---
 arch/arm64/tools/sysreg | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index bc1788b1662b..082256ec3bf9 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -2259,6 +2259,7 @@ UnsignedEnum	55:52	BBM
 	0b0000	0
 	0b0001	1
 	0b0010	2
+	0b0011	3
 EndEnum
 UnsignedEnum	51:48	TTL
 	0b0000	NI
-- 
2.43.0

Re: [PATCH v2 4/6] arm64: sysreg: Add BBM_3

Posted by Anshuman Khandual 4 weeks ago


On 08/07/26 8:13 PM, Linu Cherian wrote:
> Add BBM_3 definition for ID_AA64MMFR1_EL1 register.

ID_AA64MMFR2_EL1 register has BBM field.
> 
> Signed-off-by: Linu Cherian <linu.cherian@arm.com>
> ---
>  arch/arm64/tools/sysreg | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index bc1788b1662b..082256ec3bf9 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -2259,6 +2259,7 @@ UnsignedEnum	55:52	BBM
>  	0b0000	0
>  	0b0001	1
>  	0b0010	2
> +	0b0011	3
>  EndEnum
>  UnsignedEnum	51:48	TTL
>  	0b0000	NI

Re: [PATCH v2 4/6] arm64: sysreg: Add BBM_3

Posted by Linu Cherian 3 weeks, 2 days ago

On Fri, Jul 10, 2026 at 12:16:56PM +0530, Anshuman Khandual wrote:
> 
> 
> On 08/07/26 8:13 PM, Linu Cherian wrote:
> > Add BBM_3 definition for ID_AA64MMFR1_EL1 register.
> 
> ID_AA64MMFR2_EL1 register has BBM field.

Thanks. Will fix.

> > 
> > Signed-off-by: Linu Cherian <linu.cherian@arm.com>
> > ---
> >  arch/arm64/tools/sysreg | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> > index bc1788b1662b..082256ec3bf9 100644
> > --- a/arch/arm64/tools/sysreg
> > +++ b/arch/arm64/tools/sysreg
> > @@ -2259,6 +2259,7 @@ UnsignedEnum	55:52	BBM
> >  	0b0000	0
> >  	0b0001	1
> >  	0b0010	2
> > +	0b0011	3
> >  EndEnum
> >  UnsignedEnum	51:48	TTL
> >  	0b0000	NI
>