[PATCH V15 1/8] arm64/sysreg: Add BRBE registers and fields
Mark Brown
broonie at kernel.org
Fri Dec 1 08:58:55 PST 2023
On Fri, Dec 01, 2023 at 11:08:59AM +0530, Anshuman Khandual wrote:
This looks good apart from a few small omissions:
> +SysregFields BRBINFx_EL1
> +Enum 13:8 TYPE
> + 0b000000 UNCOND_DIRECT
> + 0b000001 INDIRECT
> + 0b000010 DIRECT_LINK
> + 0b000011 INDIRECT_LINK
> + 0b000101 RET
> + 0b000111 ERET
> + 0b001000 COND_DIRECT
> + 0b100001 DEBUG_HALT
> + 0b100010 CALL
> + 0b100011 TRAP
> + 0b100100 SERROR
> + 0b100110 INSN_DEBUG
> + 0b100111 DATA_DEBUG
> + 0b101010 ALIGN_FAULT
> + 0b101011 INSN_FAULT
> + 0b101100 DATA_FAULT
> + 0b101110 IRQ
> + 0b101111 FIQ
> + 0b111001 DEBUG_EXIT
> +EndEnum
DDI0601 2023-09 also defines 0b110000 as an IMPLEMENTATION DEFINED
exception to EL3.
> +SysregFields BRBCR_ELx
> +Res0 63:24
> +Field 23 EXCEPTION
> +Field 22 ERTN
> +Res0 21:9
DDI0601 2023-09 defines bit 9 as FZPSS.
> +Sysreg BRBINFINJ_EL1 2 1 9 1 0
> +Enum 13:8 TYPE
> + 0b000000 UNCOND_DIRECT
> + 0b000001 INDIRECT
> + 0b000010 DIRECT_LINK
> + 0b000011 INDIRECT_LINK
> + 0b000101 RET
> + 0b000111 ERET
> + 0b001000 COND_DIRECT
> + 0b100001 DEBUG_HALT
> + 0b100010 CALL
> + 0b100011 TRAP
> + 0b100100 SERROR
> + 0b100110 INSN_DEBUG
> + 0b100111 DATA_DEBUG
> + 0b101010 ALIGN_FAULT
> + 0b101011 INSN_FAULT
> + 0b101100 DATA_FAULT
> + 0b101110 IRQ
> + 0b101111 FIQ
> + 0b111001 DEBUG_EXIT
> +EndEnum
DDI0601 2023-09 also defines 0b11000 as IMPLEMENTATION DEFINED exception
to EL3.
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