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Iglesias" To: qemu-devel@nongnu.org Date: Tue, 8 May 2018 19:31:40 +0200 Message-Id: <20180508173152.29327-25-edgar.iglesias@gmail.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20180508173152.29327-1-edgar.iglesias@gmail.com> References: <20180508173152.29327-1-edgar.iglesias@gmail.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4010:c07::243 Subject: [Qemu-devel] [PATCH v2 24/36] target-microblaze: mmu: Add R_TBLX_MISS macros X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: edgar.iglesias@xilinx.com, peter.maydell@linaro.org, sai.pavan.boddu@xilinx.com, frasse.iglesias@gmail.com, alistair@alistair23.me, richard.henderson@linaro.org, frederic.konrad@adacore.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: "Edgar E. Iglesias" Add a R_TBLX_MISS MASK and SHIFT macros. Reviewed-by: Alistair Francis Signed-off-by: Edgar E. Iglesias Reviewed-by: Richard Henderson --- target/microblaze/mmu.c | 5 +++-- target/microblaze/mmu.h | 4 ++++ 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/target/microblaze/mmu.c b/target/microblaze/mmu.c index 0019ebd18f..f4a4c339c9 100644 --- a/target/microblaze/mmu.c +++ b/target/microblaze/mmu.c @@ -292,8 +292,9 @@ void mmu_write(CPUMBState *env, uint32_t rn, uint32_t v) v & TLB_EPN_MASK, 0, cpu_mmu_index(env, fa= lse)); if (hit) { env->mmu.regs[MMU_R_TLBX] =3D lu.idx; - } else - env->mmu.regs[MMU_R_TLBX] |=3D 0x80000000; + } else { + env->mmu.regs[MMU_R_TLBX] |=3D R_TBLX_MISS_MASK; + } break; } default: diff --git a/target/microblaze/mmu.h b/target/microblaze/mmu.h index 3b7a9983d5..113539c6e9 100644 --- a/target/microblaze/mmu.h +++ b/target/microblaze/mmu.h @@ -54,6 +54,10 @@ #define TLB_M 0x00000002 /* Memory is coherent */ #define TLB_G 0x00000001 /* Memory is guarded from prefetc= h */ =20 +/* TLBX */ +#define R_TBLX_MISS_SHIFT 31 +#define R_TBLX_MISS_MASK (1U << R_TBLX_MISS_SHIFT) + #define TLB_ENTRIES 64 =20 struct microblaze_mmu --=20 2.14.1