On Mon, May 11, 2026 at 08:38:27AM +0000, Djordje Todorovic wrote:
> Add the RISC-V privileged ISA defined bit positions for the Supervisor
> Big-Endian (SBE, bit 36) and Machine Big-Endian (MBE, bit 37) fields
> in the mstatus register. These are used alongside the existing
> MSTATUS_UBE (bit 6) to control data endianness at each privilege level.
> 
> The MSTATUS_UBE definition was already present, but SBE and MBE were
> missing.
> 
> Signed-off-by: Djordje Todorovic <[email protected]>
> Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
> Reviewed-by: Alistair Francis <[email protected]>
Reviewed-by: Chao Liu <[email protected]>

Thanks,
Chao
> ---
>  target/riscv/cpu_bits.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/target/riscv/cpu_bits.h b/target/riscv/cpu_bits.h
> index b62dd82fe7..c2a3ee4bf3 100644
> --- a/target/riscv/cpu_bits.h
> +++ b/target/riscv/cpu_bits.h
> @@ -628,6 +628,8 @@
>  #define MSTATUS_TSR         0x00400000 /* since: priv-1.10 */
>  #define MSTATUS_SPELP       0x00800000 /* zicfilp */
>  #define MSTATUS_SDT         0x01000000
> +#define MSTATUS_SBE         0x1000000000ULL
> +#define MSTATUS_MBE         0x2000000000ULL
>  #define MSTATUS_MPELP       0x020000000000 /* zicfilp */
>  #define MSTATUS_GVA         0x4000000000ULL
>  #define MSTATUS_MPV         0x8000000000ULL
> -- 
> 2.34.1

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