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David Alan Gilbert" , Daniel Henrique Barboza , Alistair Francis , Mark Cave-Ayland , Artyom Tarasenko , Zhao Liu , Paolo Bonzini , qemu-riscv@nongnu.org, Anton Johansson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Marcel Apfelbaum , Yanan Wang Subject: [PATCH-for-11.1 08/10] cpus: Introduce CPUClass::legacy_monitor_get_register() hook Date: Fri, 20 Mar 2026 17:08:08 +0100 Message-ID: <20260320160811.28611-9-philmd@linaro.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260320160811.28611-1-philmd@linaro.org> References: <20260320160811.28611-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::436; envelope-from=philmd@linaro.org; helo=mail-wr1-x436.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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1774022981945158500 Allow targets to register their legacy target_get_monitor_def() in CPUClass; check it first in get_monitor_def() otherwise fall back to previous per-target helper. Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- include/hw/core/cpu.h | 5 +++++ monitor/hmp.c | 6 +++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index 072f58bead5..8f9d62bfafb 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -150,6 +150,9 @@ struct SysemuCPUOps; * CPUState::cpu_ases. * @legacy_monitor_defs: Array of MonitorDef entries. This field is legacy, * use @gdb_core_xml_file to dump registers instead. + * @legacy_monitor_get_register: Callback to fill @pval with register @nam= e. + * This field is legacy, use @gdb_core_xml_f= ile + * to dump registers instead. * * Represents a CPU family or model. */ @@ -177,6 +180,8 @@ struct CPUClass { const char * (*gdb_arch_name)(CPUState *cpu); const char * (*gdb_get_core_xml_file)(CPUState *cpu); const MonitorDef *legacy_monitor_defs; + int (*legacy_monitor_get_register)(CPUState *cs, const char *name, + uint64_t *pval); =20 void (*disas_set_info)(const CPUState *cpu, disassemble_info *info); =20 diff --git a/monitor/hmp.c b/monitor/hmp.c index 6dfc59725c2..ad253347892 100644 --- a/monitor/hmp.c +++ b/monitor/hmp.c @@ -1628,7 +1628,11 @@ int get_monitor_def(Monitor *mon, int64_t *pval, con= st char *name) } } =20 - ret =3D target_get_monitor_def(cs, name, &tmp); + if (cs->cc->legacy_monitor_get_register) { + ret =3D cs->cc->legacy_monitor_get_register(cs, name, &tmp); + } else { + ret =3D target_get_monitor_def(cs, name, &tmp); + } if (!ret) { *pval =3D target_long_bits() =3D=3D 32 ? (int32_t)tmp : tmp; } --=20 2.53.0