linux/arch/riscv/include/asm/vendorid_list.h
Heiko Stuebner a35707c3d8
riscv: add memory-type errata for T-Head
Some current cpus based on T-Head cores implement memory-types
way different than described in the svpbmt spec even going
so far as using PTE bits marked as reserved.

Add the T-Head vendor-id and necessary errata code to
replace the affected instructions.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Samuel Holland <samuel@sholland.org>
Link: https://lore.kernel.org/r/20220511192921.2223629-13-heiko@sntech.de
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-05-11 21:36:33 -07:00

12 lines
203 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2021 SiFive
*/
#ifndef ASM_VENDOR_LIST_H
#define ASM_VENDOR_LIST_H
#define SIFIVE_VENDOR_ID 0x489
#define THEAD_VENDOR_ID 0x5b7
#endif