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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.87.205; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -1 X-Spam_score: -0.2 X-Spam_bar: / X-Spam_report: (-0.2 / 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_VALIDITY_CERTIFIED_BLOCKED=1.179, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.717, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 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: 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 @unpredictable.fr) X-ZM-MESSAGEID: 1771890092019158500 Content-Type: text/plain; charset="utf-8" Signed-off-by: Mohamed Mediouni --- target/i386/emulate/x86.h | 1 + target/i386/emulate/x86_helpers.c | 8 ++++++++ target/i386/emulate/x86_mmu.c | 3 +++ target/i386/hvf/x86.c | 5 +++++ 4 files changed, 17 insertions(+) diff --git a/target/i386/emulate/x86.h b/target/i386/emulate/x86.h index 73edccfba0..caf0e3be50 100644 --- a/target/i386/emulate/x86.h +++ b/target/i386/emulate/x86.h @@ -263,6 +263,7 @@ bool x86_is_protected(CPUState *cpu); bool x86_is_real(CPUState *cpu); bool x86_is_v8086(CPUState *cpu); bool x86_is_long_mode(CPUState *cpu); +bool x86_is_la57(CPUState *cpu); bool x86_is_long64_mode(CPUState *cpu); bool x86_is_paging_mode(CPUState *cpu); bool x86_is_pae_enabled(CPUState *cpu); diff --git a/target/i386/emulate/x86_helpers.c b/target/i386/emulate/x86_he= lpers.c index 0700cc05ef..7bdd7e4c2a 100644 --- a/target/i386/emulate/x86_helpers.c +++ b/target/i386/emulate/x86_helpers.c @@ -236,6 +236,14 @@ bool x86_is_long_mode(CPUState *cpu) return ((efer & lme_lma) =3D=3D lme_lma); } =20 +bool x86_is_la57(CPUState *cpu) +{ + X86CPU *x86_cpu =3D X86_CPU(cpu); + CPUX86State *env =3D &x86_cpu->env; + uint64_t is_la57 =3D env->cr[4] & CR4_LA57_MASK; + return is_la57; +} + bool x86_is_long64_mode(CPUState *cpu) { error_report("unimplemented: is_long64_mode()"); diff --git a/target/i386/emulate/x86_mmu.c b/target/i386/emulate/x86_mmu.c index b82a55a3da..35987a897a 100644 --- a/target/i386/emulate/x86_mmu.c +++ b/target/i386/emulate/x86_mmu.c @@ -56,6 +56,9 @@ static int gpt_top_level(CPUState *cpu, bool pae) return 2; } if (x86_is_long_mode(cpu)) { + if (x86_is_la57(cpu)) { + return 5; + } return 4; } =20 diff --git a/target/i386/hvf/x86.c b/target/i386/hvf/x86.c index 2fa210ff60..e98f480f41 100644 --- a/target/i386/hvf/x86.c +++ b/target/i386/hvf/x86.c @@ -138,6 +138,11 @@ bool x86_is_long_mode(CPUState *cpu) return rvmcs(cpu->accel->fd, VMCS_GUEST_IA32_EFER) & MSR_EFER_LMA; } =20 +bool x86_is_la57(CPUState *cpu) +{ + return false; +} + bool x86_is_long64_mode(CPUState *cpu) { struct vmx_segment desc; --=20 2.50.1 (Apple Git-155)