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[73.63.239.93]) by smtp.gmail.com with ESMTPSA id o17-20020a170902d4d100b001d4c98c7439sm2018576plg.276.2024.01.11.20.21.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jan 2024 20:21:40 -0800 (PST) From: Max Filippov To: qemu-devel@nongnu.org Cc: Max Filippov Subject: [PATCH 1/4] target/xtensa: add translation for wsr.mpucfg Date: Thu, 11 Jan 2024 20:21:25 -0800 Message-Id: <20240112042128.3569220-2-jcmvbkbc@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240112042128.3569220-1-jcmvbkbc@gmail.com> References: <20240112042128.3569220-1-jcmvbkbc@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=jcmvbkbc@gmail.com; helo=mail-pl1-x633.google.com X-Spam_score_int: 4 X-Spam_score: 0.4 X-Spam_bar: / X-Spam_report: (0.4 / 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, FROM_LOCAL_NOVOWEL=0.5, HK_RANDOM_ENVFROM=0.998, HK_RANDOM_FROM=0.998, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Although MPUCFG is not writable, the opcode wsr.mpucfg is defined and it just does nothing. Define wsr.mpucfg as nop. Signed-off-by: Max Filippov --- target/xtensa/translate.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c index de899405994e..6a2f5d308e6a 100644 --- a/target/xtensa/translate.c +++ b/target/xtensa/translate.c @@ -5332,6 +5332,15 @@ static const XtensaOpcodeOps core_ops[] = { XTENSA_OPTION_TRACE_PORT, }, .op_flags = XTENSA_OP_PRIVILEGED, + }, { + .name = "wsr.mpucfg", + .translate = translate_nop, + .test_exceptions = test_exceptions_sr, + .par = (const uint32_t[]){ + MPUCFG, + XTENSA_OPTION_MPU, + }, + .op_flags = XTENSA_OP_PRIVILEGED, }, { .name = "wsr.mpuenb", .translate = translate_wsr_mpuenb,