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[174.21.6.47]) by smtp.gmail.com with ESMTPSA id z19sm9760028pfh.185.2018.01.24.15.27.16 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 24 Jan 2018 15:27:16 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 24 Jan 2018 15:26:13 -0800 Message-Id: <20180124232625.30105-34-richard.henderson@linaro.org> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180124232625.30105-1-richard.henderson@linaro.org> References: <20180124232625.30105-1-richard.henderson@linaro.org> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c05::242 Subject: [Qemu-devel] [PATCH v3 33/45] qom: Add MMU_DEBUG_LOAD 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: =?utf-8?q?Andreas_F=C3=A4rber?= Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" This lets us tell bottom levels of virtual memory translation routines that the access is from within QEMU itself and bypass certain tests. Cc: Andreas Färber Signed-off-by: Richard Henderson --- include/qom/cpu.h | 3 ++- target/sh4/op_helper.c | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-) -- 2.14.3 diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 93bd546879..6367acca97 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -64,7 +64,8 @@ typedef uint64_t vaddr; typedef enum MMUAccessType { MMU_DATA_LOAD = 0, MMU_DATA_STORE = 1, - MMU_INST_FETCH = 2 + MMU_INST_FETCH = 2, + MMU_DEBUG_LOAD = 3 } MMUAccessType; typedef struct CPUWatchpoint CPUWatchpoint; diff --git a/target/sh4/op_helper.c b/target/sh4/op_helper.c index d798f239cf..8fa7cb6b42 100644 --- a/target/sh4/op_helper.c +++ b/target/sh4/op_helper.c @@ -36,6 +36,8 @@ void superh_cpu_do_unaligned_access(CPUState *cs, vaddr addr, case MMU_DATA_STORE: cs->exception_index = 0x100; break; + default: + g_assert_not_reached(); } cpu_loop_exit_restore(cs, retaddr); }