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Thu, 19 Mar 2026 04:19:55 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Anton Johansson , Paolo Bonzini , Harsh Prateek Bora , BALATON Zoltan , Nicholas Piggin , Glenn Miles , kvm@vger.kernel.org, qemu-ppc@nongnu.org, Pierrick Bouvier , Chinmay Rath , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 2/8] target/ppc: Factor common ppc_load_epr() helper out Date: Thu, 19 Mar 2026 12:19:30 +0100 Message-ID: <20260319111936.68041-3-philmd@linaro.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260319111936.68041-1-philmd@linaro.org> References: <20260319111936.68041-1-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::336; envelope-from=philmd@linaro.org; helo=mail-wm1-x336.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: 1773919259379158500 Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- target/ppc/cpu.h | 2 ++ target/ppc/cpu.c | 8 ++++++++ target/ppc/excp_helper.c | 3 +-- target/ppc/kvm.c | 2 +- 4 files changed, 12 insertions(+), 3 deletions(-) diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index d637a50798f..e3e4bce91b7 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -2822,6 +2822,8 @@ enum { target_ulong cpu_read_xer(const CPUPPCState *env); void cpu_write_xer(CPUPPCState *env, target_ulong xer); =20 +uint64_t ppc_load_epr(CPUPPCState *env); + /* * All 64-bit server processors compliant with arch 2.x, ie. 970 and newer, * have PPC_SEGMENT_64B. diff --git a/target/ppc/cpu.c b/target/ppc/cpu.c index 4d8faaddee2..f24801a9731 100644 --- a/target/ppc/cpu.c +++ b/target/ppc/cpu.c @@ -26,6 +26,7 @@ #include "fpu/softfloat-helpers.h" #include "mmu-hash64.h" #include "helper_regs.h" +#include "system/memory.h" #include "system/tcg.h" =20 target_ulong cpu_read_xer(const CPUPPCState *env) @@ -105,6 +106,13 @@ void ppc_store_lpcr(PowerPCCPU *cpu, target_ulong val) ppc_maybe_interrupt(env); } =20 +uint64_t ppc_load_epr(CPUPPCState *env) +{ + CPUState *cs =3D env_cpu(env); + + return ldl_phys(cs->as, env->mpic_iack); +} + #if defined(TARGET_PPC64) void ppc_update_ciabr(CPUPPCState *env) { diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 6d05b865058..3b476c145ab 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -1166,9 +1166,8 @@ static void powerpc_excp_booke(PowerPCCPU *cpu, int e= xcp) break; case POWERPC_EXCP_EXTERNAL: /* External input = */ if (env->mpic_proxy) { - CPUState *cs =3D env_cpu(env); /* IACK the IRQ on delivery */ - env->spr[SPR_BOOKE_EPR] =3D ldl_phys(cs->as, env->mpic_iack); + env->spr[SPR_BOOKE_EPR] =3D ppc_load_epr(env); } break; case POWERPC_EXCP_ALIGN: /* Alignment exception = */ diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index 41bd03ec2a2..3bff75b7f54 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -1692,7 +1692,7 @@ int kvm_arch_handle_exit(CPUState *cs, struct kvm_run= *run) #endif case KVM_EXIT_EPR: trace_kvm_handle_epr(); - run->epr.epr =3D ldl_phys(cs->as, env->mpic_iack); + run->epr.epr =3D ppc_load_epr(env); ret =3D 0; break; case KVM_EXIT_WATCHDOG: --=20 2.53.0