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[83.59.162.106]) by smtp.gmail.com with ESMTPSA id y66sm6112296wmd.14.2020.10.12.02.58.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Oct 2020 02:58:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5dM1prX3X04GapBDfDTo/Yh6oDCmLyBdhUwYpLbSa6w=; b=oWG18BDpdc04Bx/JDKi6avBzZAJMrSZDk7qquAXpLo+hStIui+sdSaDJhd3OJZaefK SJogdUUyF52NApSt2PLDtdMfes7jY39VFVnlfwohEO39wOc67dDnuCrMY4/80I658uav W7cQKmRmy3VkiV/S7Ql33vIO09j2sSwo97tlwbySMmR1fpaOD9N0RPuDLhF6YtykgHpe n7jQDZ0cfsRE7aqJuyFaWApyZtUnbLeBQdLtSCjO/YinZ3f9rGBkjGczJ8b9zF75oFc5 jmXk0oVls/peqal2WnpoIHy7ID8A2fwmu9DPpO6y2U7JCpwvoITKM/PFVNZZza2W0RGP RzBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=5dM1prX3X04GapBDfDTo/Yh6oDCmLyBdhUwYpLbSa6w=; b=f5sw0dyRytaxLHbbkhH8QVjkkmMyUR3X/UutIu4dR31EqMkpGtBCYiy7ih8h/hmQ6u v/YtYoTuhBWVtirQHYlWBbuGisLqTEoE6jMag2QXoGqOonI/jMyXb7qtOVfn+EaIcPIt LWiXSNzGnxN1FfXJ3ncFfCCUnSHkBbUYNnQ5JNL7ba+zIrV+XhwII0cdjBgaOA0tu9Az jPULHh0I5OJCoZLGpVUjnU4VK2XxkAydODVJvZjp8Q6y2QHwfVrrDfSfDN3ZKZk5Iqpq QS/8tt3tTV4m36w2hsHH41R2Qcy/F2CpXWhdAmBWsKSvEekGR38983Qzw8zsFMC+UpRp qJOA== X-Gm-Message-State: AOAM533NzdKA1Wdv6IhfT0NRReR/QllO+dnAc1I7Pt1Pat/kWBppbVsq E+lLxZp7GohrpO5PHHj1iTY= X-Google-Smtp-Source: ABdhPJyBM5GPazNhKDCAInhdt12GfOgErmbGcZmW/Ev96kd/1MTPVrSBH/Vc5VuVrgNh6HpuucEakQ== X-Received: by 2002:a1c:e089:: with SMTP id x131mr10479209wmg.78.1602496732821; Mon, 12 Oct 2020 02:58:52 -0700 (PDT) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Paolo Bonzini , Luc Michel , Eduardo Habkost , Aleksandar Rikalo , Huacai Chen , Paul Burton , Huacai Chen , Aurelien Jarno , Damien Hedde , Richard Henderson , Jiaxun Yang , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Herv=C3=A9=20Poussineau?= Subject: [PATCH v4 09/21] target/mips/cpu: Calculate the CP0 timer period using the CPU frequency Date: Mon, 12 Oct 2020 11:57:52 +0200 Message-Id: <20201012095804.3335117-10-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201012095804.3335117-1-f4bug@amsat.org> References: <20201012095804.3335117-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) The CP0 timer period is a function of the CPU frequency. Start using the default values, which will be replaced by properties in the next commits. Reviewed-by: Jiaxun Yang Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- target/mips/cpu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/mips/cpu.c b/target/mips/cpu.c index 84b727fefa8..46188139b7b 100644 --- a/target/mips/cpu.c +++ b/target/mips/cpu.c @@ -144,13 +144,13 @@ static void mips_cpu_disas_set_info(CPUState *s, disa= ssemble_info *info) */ #define CPU_FREQ_HZ_DEFAULT 200000000 #define CP0_COUNT_RATE_DEFAULT 2 -#define TIMER_PERIOD_DEFAULT 10 /* 1 / (CPU_FREQ_HZ / CP0_COUNT_RATE) = */ =20 static void mips_cp0_period_set(MIPSCPU *cpu) { CPUMIPSState *env =3D &cpu->env; =20 - env->cp0_count_ns =3D TIMER_PERIOD_DEFAULT; + env->cp0_count_ns =3D muldiv64(NANOSECONDS_PER_SECOND, CP0_COUNT_RATE_= DEFAULT, + CPU_FREQ_HZ_DEFAULT); } =20 static void mips_cpu_realizefn(DeviceState *dev, Error **errp) --=20 2.26.2