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Iglesias" To: qemu-devel@nongnu.org Date: Thu, 3 May 2018 11:19:16 +0200 Message-Id: <20180503091922.28733-24-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 23/29] target-microblaze: Implement MFSE EAR 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+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" Implement MFSE EAR to enable access to the upper part of EAR. Signed-off-by: Edgar E. Iglesias --- target/microblaze/translate.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c index 0ea100322c..65faa9b97f 100644 --- a/target/microblaze/translate.c +++ b/target/microblaze/translate.c @@ -459,7 +459,7 @@ static void dec_msr(DisasContext *dc) CPUState *cs =3D CPU(dc->cpu); TCGv_i32 t0, t1; unsigned int sr, rn; - bool to, clrset; + bool to, clrset, extended; =20 sr =3D extract32(dc->imm, 0, 14); to =3D extract32(dc->imm, 14, 1); @@ -467,6 +467,9 @@ static void dec_msr(DisasContext *dc) dc->type_b =3D 1; if (to) { dc->cpustate_changed =3D 1; + extended =3D extract32(dc->imm, 24, 1); + } else { + extended =3D extract32(dc->imm, 19, 1); } =20 /* msrclr and msrset. */ @@ -559,6 +562,10 @@ static void dec_msr(DisasContext *dc) msr_read(dc, cpu_R[dc->rd]); break; case SR_EAR: + if (extended) { + tcg_gen_extrh_i64_i32(cpu_R[dc->rd], cpu_SR[sr]); + break; + } case SR_ESR: case SR_FSR: case SR_BTR: --=20 2.14.1