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[188.255.126.251]) by smtp.gmail.com with ESMTPSA id cb22-20020a170906a45600b0099d804da2e9sm1342667ejb.225.2023.09.08.11.26.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Sep 2023 11:26:51 -0700 (PDT) From: Alexey Baturo To: Cc: baturo.alexey@gmail.com, richard.henderson@linaro.org, palmer@dabbelt.com, Alistair.Francis@wdc.com, zhiwei_liu@linux.alibaba.com, sagark@eecs.berkeley.edu, kbastian@mail.uni-paderborn.de, qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v1 4/8] Add enum with maximum ignored bits depending on privilege level for Zjpm v0.6.1 Date: Fri, 8 Sep 2023 18:26:36 +0000 Message-Id: <20230908182640.1102270-5-baturo.alexey@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230908182640.1102270-1-baturo.alexey@gmail.com> References: <20230908182640.1102270-1-baturo.alexey@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::62b; envelope-from=baturo.alexey@gmail.com; helo=mail-ej1-x62b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Alexey Baturo --- target/riscv/cpu.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 62dabfa207..25fe60476b 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -88,6 +88,16 @@ typedef enum { EXT_STATUS_DIRTY, } RISCVExtStatus; +/* Enum holds maximum for N bits to be ignored depending on privilege level */ +typedef enum { + PM_BARE_N_BITS = 16, + PM_SV32_N_BITS = 0, + PM_SV39_N_BITS = 25, + PM_SV48_N_BITS = 16, + PM_SV57_N_BITS = 7, + PM_SV64_N_BITS = 0, +} RISCVZjpmMaxNBits; + #define MMU_USER_IDX 3 #define MAX_RISCV_PMPS (16)