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[88.10.103.241]) by smtp.gmail.com with ESMTPSA id q15sm9893608wrw.75.2021.01.07.14.23.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Jan 2021 14:23:10 -0800 (PST) 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=qWarhXBRCCKl1ib6yNLPWYWSvngUVzs/930y/X1kaDM=; b=OuM8zCGuNKENPmA4AeOPBdxZtVqMeY6L/Qv81iOjsTaLsVhNTiF50IuicWsO8xsyU6 o0YnigsuBrsraQeRizxBsomHfdxZIkbwBoywYTxdXLmqXJ5LlsBkfCJAzthQm4hhH681 pMnR00hnz1Vk57j5SO61N7SoMInJ12z1LYEw1qAKQLvAOLeh+6B8UifHppiM09sgyr+6 IouSehCrBqmUXzGLX8iNu1dqgmKYWfxhb6FDOLK63NnBD25BeS8taeITL6RNsNl6kU+J nteWfI+rNhmXMDJUF+V7/x92LZyffEXHgdvcmn9w3dvTNFRrcOXzq5uNVBAAGeaoDmon 6eTg== 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=qWarhXBRCCKl1ib6yNLPWYWSvngUVzs/930y/X1kaDM=; b=nL7VB/qhLGVfh1C9vpyLO8dhHbzpDFVLxaGVjb7QYUQ2dHSCFXrY2lMG1DvhE8ueT6 pnWfDNBcRXMfW8r9j63B12b5WOyhPyQgIi+WMypbu4ivCNH7+WhXaCMihxzDlV7eRDx2 XaxBkq/v5hHl5/8pdU3xz4yo6OaPoMz/LMVIBnkzYPj+mLnA3Hg1cZQGQJ3acIsoQ8UN L5q/QLxKpIc0Dkh1LpwaWlUr74lSJ2gdbIUsuZXSGa2beiySOTmIpG9wR2THiFHnJZrQ Hm57+rv1wDRBEjeGyYmCZYsdF5lPCTWzE5WCU0YZ74Tuk5ugUW1fLW1Y7ZQB9jjTTRxn 0eWA== X-Gm-Message-State: AOAM533RWfPa97A1wcf8TbxmhiovpfgbJCLlUgL9hJVWwVb3i9VuMObn 0auF2rwnCyY1sCOtePfsxIg= X-Google-Smtp-Source: ABdhPJwXEJY641mvWZFlqGlSPn78NAiXwQ5lcO0KUEHFx1ZWxt8dNXQxbxwgVbBtDlkQiI8jfm1hCA== X-Received: by 2002:a1c:6283:: with SMTP id w125mr480401wmb.155.1610058191505; Thu, 07 Jan 2021 14:23:11 -0800 (PST) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: libvir-list@redhat.com, Paolo Bonzini , Laurent Vivier , kvm@vger.kernel.org, Jiaxun Yang , Aurelien Jarno , Huacai Chen , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Aleksandar Rikalo , Paul Burton Subject: [PULL 03/66] target/mips/addr: Add translation helpers for KSEG1 Date: Thu, 7 Jan 2021 23:21:50 +0100 Message-Id: <20210107222253.20382-4-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210107222253.20382-1-f4bug@amsat.org> References: <20210107222253.20382-1-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) From: Jiaxun Yang It's useful for bootloader to do I/O operations. Signed-off-by: Jiaxun Yang Tested-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Huacai Chen Message-Id: <20201215064507.30148-3-jiaxun.yang@flygoat.com> Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- target/mips/cpu.h | 2 ++ target/mips/addr.c | 10 ++++++++++ 2 files changed, 12 insertions(+) diff --git a/target/mips/cpu.h b/target/mips/cpu.h index 0086f95ea2a..0c2d397e4a9 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -1312,6 +1312,8 @@ uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_= t addr); uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr); =20 uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr); +uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr); +uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr); bool mips_um_ksegs_enabled(void); void mips_um_ksegs_enable(void); =20 diff --git a/target/mips/addr.c b/target/mips/addr.c index 27a6036c451..86f1c129c9f 100644 --- a/target/mips/addr.c +++ b/target/mips/addr.c @@ -40,6 +40,16 @@ uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uin= t64_t addr) return addr | 0x40000000ll; } =20 +uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr) +{ + return addr & 0x1fffffffll; +} + +uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr) +{ + return (addr & 0x1fffffffll) | 0xffffffffa0000000ll; +} + bool mips_um_ksegs_enabled(void) { return mips_um_ksegs; --=20 2.26.2