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[81.231.232.130]) by smtp.gmail.com with ESMTPSA id 65-v6sm179116lfa.70.2018.05.03.02.20.01 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 03 May 2018 02:20:01 -0700 (PDT) From: "Edgar E. Iglesias" To: qemu-devel@nongnu.org Date: Thu, 3 May 2018 11:19:17 +0200 Message-Id: <20180503091922.28733-25-edgar.iglesias@gmail.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20180503091922.28733-1-edgar.iglesias@gmail.com> References: <20180503091922.28733-1-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 v1 24/29] 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 Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: "Edgar E. Iglesias" Add a R_TBLX_MISS MASK and SHIFT macros. Signed-off-by: Edgar E. Iglesias Reviewed-by: Alistair Francis --- 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, false)); if (hit) { env->mmu.regs[MMU_R_TLBX] = lu.idx; - } else - env->mmu.regs[MMU_R_TLBX] |= 0x80000000; + } else { + env->mmu.regs[MMU_R_TLBX] |= 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 prefetch */ +/* TLBX */ +#define R_TBLX_MISS_SHIFT 31 +#define R_TBLX_MISS_MASK (1U << R_TBLX_MISS_SHIFT) + #define TLB_ENTRIES 64 struct microblaze_mmu