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[147.11.224.80]) by smtp.gmail.com with ESMTPSA id f89sm11146228pje.20.2019.09.06.09.20.27 (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 06 Sep 2019 09:20:27 -0700 (PDT) From: Bin Meng To: Alistair Francis , Palmer Dabbelt , qemu-devel@nongnu.org, qemu-riscv@nongnu.org Date: Fri, 6 Sep 2019 09:19:49 -0700 Message-Id: <1567786819-22142-3-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1567786819-22142-1-git-send-email-bmeng.cn@gmail.com> References: <1567786819-22142-1-git-send-email-bmeng.cn@gmail.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::441 Subject: [Qemu-devel] [PATCH v8 02/32] riscv: sifive_test: Add reset functionality X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This adds a reset opcode for sifive_test device to trigger a system reset for testing purpose. Signed-off-by: Bin Meng Reviewed-by: Palmer Dabbelt --- Changes in v8: - newly included in v8 to ease patch inter dependencies hw/riscv/sifive_test.c | 4 ++++ include/hw/riscv/sifive_test.h | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/hw/riscv/sifive_test.c b/hw/riscv/sifive_test.c index 3a14f9f..7117409 100644 --- a/hw/riscv/sifive_test.c +++ b/hw/riscv/sifive_test.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "hw/sysbus.h" #include "qemu/module.h" +#include "sysemu/runstate.h" #include "target/riscv/cpu.h" #include "hw/hw.h" #include "hw/riscv/sifive_test.h" @@ -41,6 +42,9 @@ static void sifive_test_write(void *opaque, hwaddr addr, exit(code); case FINISHER_PASS: exit(0); + case FINISHER_RESET: + qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); + return; default: break; } diff --git a/include/hw/riscv/sifive_test.h b/include/hw/riscv/sifive_test.h index 3a603a6..1ec416a 100644 --- a/include/hw/riscv/sifive_test.h +++ b/include/hw/riscv/sifive_test.h @@ -36,7 +36,8 @@ typedef struct SiFiveTestState { enum { FINISHER_FAIL = 0x3333, - FINISHER_PASS = 0x5555 + FINISHER_PASS = 0x5555, + FINISHER_RESET = 0x7777 }; DeviceState *sifive_test_create(hwaddr addr); -- 2.7.4