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Hermes SMTP Server) with ESMTPA ID 8eea9870d3f5e817fcc649df52712fd4; Tue, 10 Nov 2026 16:44:52 +0000 (UTC) From: Eric DeVolder To: qemu-devel@nongnu.org Cc: Eric DeVolder Subject: [PATCH 2/2] target/ppc: Raise a machine check on a failed bus access on 6xx Date: Tue, 10 Nov 2026 10:44:43 -0600 Message-ID: <20261110164443.488899-2-eric_devolder@yahoo.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261110164443.488899-1-eric_devolder@yahoo.com> References: <20261110164443.488899-1-eric_devolder@yahoo.com> X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=66.163.191.147; envelope-from=eric_devolder@yahoo.com; helo=sonic304-21.consmr.mail.ne1.yahoo.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, RCVD_IN_MSPIKE_H2=0.001, 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: qemu development List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 For 6XX, enable ppc_cpu_do_transaction_failed() to take the machine check. Signed-off-by: Eric DeVolder --- target/ppc/tcg-excp_helper.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/target/ppc/tcg-excp_helper.c b/target/ppc/tcg-excp_helper.c index b04f07a637..29fd1d371d 100644 --- a/target/ppc/tcg-excp_helper.c +++ b/target/ppc/tcg-excp_helper.c @@ -297,6 +297,12 @@ void ppc_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, } break; #endif + case POWERPC_EXCP_6xx: + /* + * A bus error (TEA) takes a machine check, if MSR[ME] is set. The + * 603 and 604 have no DAR or DSISR update for it. + */ + break; default: /* * TODO: Check behaviour for other CPUs, for now do nothing. -- 2.53.0