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[83.52.172.117]) by smtp.gmail.com with ESMTPSA id x3sm7544780wmi.45.2020.10.17.07.04.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Oct 2020 07:04:46 -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=r9DIlhS/zwAECFf9vZAtbGMbBBzzJfBM2jPK1vmGZTU=; b=PQ/2WKzi2E0RbWQLOhNCp3J7+V7Gb4+mNhk/HK3t5XL9mpHIEBbQCR7UH7CgGfd2Bp EZUhCsIVUNY2ofVooNeduCrPTKxwQs0/QJtH9Urf5Rm46IfJulnhWwle4eWu1Faofk+i OfxsnirTQV8bOJPdsgjVAWckPEgzcAE8MOPbcjrdosniAIKeMrwz2K3m7tY5D1vex7pL aQ4d8qFaxxlJZQAyEKpS6klWmqayrHPrs3fduSSDRZ/7pWFwN2284B0A3bCrGoQlMzWC bYdYN/MkzcSjfZniiH558W1rs4eEHiHlT7QdKXMopK0WHC8NbDyKusBmkOjpwdBqNzz5 MIDw== 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=r9DIlhS/zwAECFf9vZAtbGMbBBzzJfBM2jPK1vmGZTU=; b=ZCUE7ghCtBPucf3HeNrISk+Cl8YFCSYgQhZnwfrwPjt82oDzvpRma/H1ppKWWwW3Co ODF7+NUwgEXKvUUFPpdSBWyeuwNQ0/9McWE6hWG789qTCkjL/drmugBru3cj9J2STROZ 0pWn3ZZzgiyGJ+2lhmM+EnNmACKF2nQSeacbQ4utCfKPSpY8DD/k74CXIngWBpKIytw+ aV1Y9AHdmT1hdBE0O9ypVG5NR1tjgOacBwrO3+B+auy4I+s1DKgvTQUB9LQrrBVh2zGM Jpu1mZER7ikHFIo9C+SCizhbRER7LPXhWbe1a+F/BpLbVJEi5cL4YNvDOoKDfqHiTsIM +vyQ== X-Gm-Message-State: AOAM531+Z6Q40JA1lOZOnueW9uS6P5VeApJi6WMBLDREdwDVmzj5xyql Z9iphXzD2/vrpBZLoyGpDRY= X-Google-Smtp-Source: ABdhPJyA6DQC9L5VQ0mmac/gAzSetbtYjAFC97JTI3WDSlzcYQ06mrWC3sMTCgYK1XNbj6mw18h+YA== X-Received: by 2002:adf:dd8f:: with SMTP id x15mr10897534wrl.124.1602943487274; Sat, 17 Oct 2020 07:04:47 -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: Jiaxun Yang , Huacai Chen , Paul Burton , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , Aurelien Jarno , Aleksandar Rikalo , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PULL 26/44] hw/mips/cps: Expose input clock and connect it to CPU cores Date: Sat, 17 Oct 2020 16:02:25 +0200 Message-Id: <20201017140243.1078718-27-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201017140243.1078718-1-f4bug@amsat.org> References: <20201017140243.1078718-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) Expose a qdev input clock named 'clk-in', and connect it to each core to forward-propagate the clock. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Message-Id: <20201012095804.3335117-18-f4bug@amsat.org> --- include/hw/mips/cps.h | 2 ++ hw/mips/cps.c | 4 ++++ 2 files changed, 6 insertions(+) diff --git a/include/hw/mips/cps.h b/include/hw/mips/cps.h index 9e35a881366..859a8d4a674 100644 --- a/include/hw/mips/cps.h +++ b/include/hw/mips/cps.h @@ -21,6 +21,7 @@ #define MIPS_CPS_H =20 #include "hw/sysbus.h" +#include "hw/clock.h" #include "hw/misc/mips_cmgcr.h" #include "hw/intc/mips_gic.h" #include "hw/misc/mips_cpc.h" @@ -43,6 +44,7 @@ struct MIPSCPSState { MIPSGICState gic; MIPSCPCState cpc; MIPSITUState itu; + Clock *clock; }; =20 qemu_irq get_cps_irq(MIPSCPSState *cps, int pin_number); diff --git a/hw/mips/cps.c b/hw/mips/cps.c index 23c0f87e41a..af7b58c4bdd 100644 --- a/hw/mips/cps.c +++ b/hw/mips/cps.c @@ -22,6 +22,7 @@ #include "qemu/module.h" #include "hw/mips/cps.h" #include "hw/mips/mips.h" +#include "hw/qdev-clock.h" #include "hw/qdev-properties.h" #include "hw/mips/cpudevs.h" #include "sysemu/kvm.h" @@ -38,6 +39,7 @@ static void mips_cps_init(Object *obj) SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); MIPSCPSState *s =3D MIPS_CPS(obj); =20 + s->clock =3D qdev_init_clock_in(DEVICE(obj), "clk-in", NULL, NULL); /* * Cover entire address space as there do not seem to be any * constraints for the base address of CPC and GIC. @@ -80,6 +82,8 @@ static void mips_cps_realize(DeviceState *dev, Error **er= rp) errp)) { return; } + /* All cores use the same clock tree */ + qdev_connect_clock_in(DEVICE(cpu), "clk-in", s->clock); =20 if (!qdev_realize_and_unref(DEVICE(cpu), NULL, errp)) { return; --=20 2.26.2