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[83.59.162.106]) by smtp.gmail.com with ESMTPSA id 205sm2705471wme.38.2020.10.10.13.43.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 Oct 2020 13:43:44 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v3 17/20] hw/mips/boston: Set CPU frequency to 1 GHz Date: Sat, 10 Oct 2020 22:43:16 +0200 Message-Id: <20201010204319.3119239-18-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201010204319.3119239-1-f4bug@amsat.org> References: <20201010204319.3119239-1-f4bug@amsat.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::341; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wm1-x341.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.001, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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: , Cc: Damien Hedde , Huacai Chen , Aleksandar Rikalo , Luc Michel , Eduardo Habkost , Paul Burton , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?b?w6k=?= , =?utf-8?q?Herv=C3=A9_Poussineau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Paolo Bonzini , Huacai Chen , =?utf-8?q?Alex_Benn=C3=A9e?= , Aurelien Jarno , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The I6400 can run at 1 GHz or more. Create a 'cpuclk' output clock and connect it to the CPU input clock. Signed-off-by: Philippe Mathieu-Daudé --- hw/mips/boston.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/hw/mips/boston.c b/hw/mips/boston.c index 1b3f69e949c..cf2296f4488 100644 --- a/hw/mips/boston.c +++ b/hw/mips/boston.c @@ -30,6 +30,7 @@ #include "hw/mips/cps.h" #include "hw/mips/cpudevs.h" #include "hw/pci-host/xilinx-pcie.h" +#include "hw/qdev-clock.h" #include "hw/qdev-properties.h" #include "qapi/error.h" #include "qemu/error-report.h" @@ -54,6 +55,7 @@ struct BostonState { MachineState *mach; MIPSCPSState cps; SerialMM *uart; + Clock *cpuclk; CharBackend lcd_display; char lcd_content[8]; @@ -251,10 +253,19 @@ static const MemoryRegionOps boston_platreg_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; +static void mips_boston_instance_init(Object *obj) +{ + BostonState *s = BOSTON(obj); + + s->cpuclk = qdev_init_clock_out(DEVICE(obj), "cpu-refclk"); + clock_set_hz(s->cpuclk, 1000000000); /* 1 GHz */ +} + static const TypeInfo boston_device = { .name = TYPE_MIPS_BOSTON, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(BostonState), + .instance_init = mips_boston_instance_init, }; static void boston_register_types(void) @@ -462,6 +473,8 @@ static void boston_mach_init(MachineState *machine) &error_fatal); object_property_set_int(OBJECT(&s->cps), "num-vp", machine->smp.cpus, &error_fatal); + qdev_connect_clock_in(DEVICE(&s->cps), "clk-in", + qdev_get_clock_out(dev, "cpu-refclk")); sysbus_realize(SYS_BUS_DEVICE(&s->cps), &error_fatal); sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->cps), 0, 0, 1);