2023-12-09 01:04:36

by Mark Brown

Subject: [PATCH 12/13] arm64/sysreg: Add definition for FPMR

DDI0601 2023-09 defines a new sysrem register FPMR (Floating Point Mode
Register) which configures the new FP8 features. Add a definition of this
register.

Signed-off-by: Mark Brown <[email protected]>
---
arch/arm64/tools/sysreg | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 1acec8f5c37d..1c6d1c904750 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -2139,6 +2139,29 @@ Field 1 ZA
Field 0 SM
EndSysreg

+Sysreg FPMR 3 3 4 4 2
+Res0 63:38
+Field 37:32 LSCALE2
+Field 31:24 NSCALE
+Res0 23
+Field 22:16 LSCALE
+Field 15 OSC
+Field 14 OSM
+Res0 13:9
+UnsignedEnum 8:6 F8D
+ 0b000 E5M2
+ 0b001 E4M3
+EndEnum
+UnsignedEnum 5:3 F8S2
+ 0b000 E5M2
+ 0b001 E4M3
+EndEnum
+UnsignedEnum 2:0 F8S1
+ 0b000 E5M2
+ 0b001 E4M3
+EndEnum
+EndSysreg
+
SysregFields HFGxTR_EL2
Field 63 nAMAIR2_EL1
Field 62 nMAIR2_EL1

--
2.39.2

2023-12-11 09:29:03

by Fuad Tabba

Subject: Re: [PATCH 12/13] arm64/sysreg: Add definition for FPMR

Hi Mark,

On Sat, Dec 9, 2023 at 1:03 AM Mark Brown <[email protected]> wrote:
>
> DDI0601 2023-09 defines a new sysrem register FPMR (Floating Point Mode
> Register) which configures the new FP8 features. Add a definition of this
> register.
>
> Signed-off-by: Mark Brown <[email protected]>
> ---

Reviewed-by: Fuad Tabba <[email protected]>

Cheers,
/fuad

> arch/arm64/tools/sysreg | 23 +++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
>
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index 1acec8f5c37d..1c6d1c904750 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -2139,6 +2139,29 @@ Field 1 ZA
> Field 0 SM
> EndSysreg
>
> +Sysreg FPMR 3 3 4 4 2
> +Res0 63:38
> +Field 37:32 LSCALE2
> +Field 31:24 NSCALE
> +Res0 23
> +Field 22:16 LSCALE
> +Field 15 OSC
> +Field 14 OSM
> +Res0 13:9
> +UnsignedEnum 8:6 F8D
> + 0b000 E5M2
> + 0b001 E4M3
> +EndEnum
> +UnsignedEnum 5:3 F8S2
> + 0b000 E5M2
> + 0b001 E4M3
> +EndEnum
> +UnsignedEnum 2:0 F8S1
> + 0b000 E5M2
> + 0b001 E4M3
> +EndEnum
> +EndSysreg
> +
> SysregFields HFGxTR_EL2
> Field 63 nAMAIR2_EL1
> Field 62 nMAIR2_EL1
>
> --
> 2.39.2
>